CN114659343B - Multifunctional bidirectional dryer - Google Patents

Multifunctional bidirectional dryer Download PDF

Info

Publication number
CN114659343B
CN114659343B CN202210344959.1A CN202210344959A CN114659343B CN 114659343 B CN114659343 B CN 114659343B CN 202210344959 A CN202210344959 A CN 202210344959A CN 114659343 B CN114659343 B CN 114659343B
Authority
CN
China
Prior art keywords
air
air inlet
channel
outlet
communicated
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN202210344959.1A
Other languages
Chinese (zh)
Other versions
CN114659343A (en
Inventor
余天杰
张素娥
朱广飞
余佳阳
江津法
余继琅
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Zhejiang Zhongke Zhixing Machinery Manufacturing Co ltd
Original Assignee
Zhejiang Zhongke Zhixing Machinery Manufacturing Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Zhejiang Zhongke Zhixing Machinery Manufacturing Co ltd filed Critical Zhejiang Zhongke Zhixing Machinery Manufacturing Co ltd
Priority to CN202210344959.1A priority Critical patent/CN114659343B/en
Publication of CN114659343A publication Critical patent/CN114659343A/en
Application granted granted Critical
Publication of CN114659343B publication Critical patent/CN114659343B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B9/00—Machines or apparatus for drying solid materials or objects at rest or with only local agitation; Domestic airing cupboards
    • F26B9/06—Machines or apparatus for drying solid materials or objects at rest or with only local agitation; Domestic airing cupboards in stationary drums or chambers
    • F26B9/063—Machines or apparatus for drying solid materials or objects at rest or with only local agitation; Domestic airing cupboards in stationary drums or chambers for drying granular material in bulk, e.g. grain bins or silos with false floor
    • A—HUMAN NECESSITIES
    • A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23B—PRESERVING, e.g. BY CANNING, MEAT, FISH, EGGS, FRUIT, VEGETABLES, EDIBLE SEEDS; CHEMICAL RIPENING OF FRUIT OR VEGETABLES; THE PRESERVED, RIPENED, OR CANNED PRODUCTS
    • A23B9/00—Preservation of edible seeds, e.g. cereals
    • A23B9/08—Drying; Subsequent reconstitution
    • 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
    • F26B21/001—Drying-air generating units, e.g. movable, independent of drying enclosure
    • 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
    • F26B21/004—Nozzle assemblies; Air knives; Air distributors; Blow boxes
    • 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
    • F26B21/02—Circulating air or gases in closed cycles, e.g. wholly within the drying enclosure
    • 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
    • F26B25/002—Handling, e.g. loading or unloading arrangements for bulk goods
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B9/00—Machines or apparatus for drying solid materials or objects at rest or with only local agitation; Domestic airing cupboards
    • F26B9/06—Machines or apparatus for drying solid materials or objects at rest or with only local agitation; Domestic airing cupboards in stationary drums or chambers
    • F26B9/066—Machines or apparatus for drying solid materials or objects at rest or with only local agitation; Domestic airing cupboards in stationary drums or chambers the products to be dried being disposed on one or more containers, which may have at least partly gas-previous walls, e.g. trays or shelves in a stack
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B2200/00—Drying processes and machines for solid materials characterised by the specific requirements of the drying good
    • F26B2200/06—Grains, e.g. cereals, wheat, rice, corn
    • 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
    • Y02P60/00—Technologies relating to agriculture, livestock or agroalimentary industries
    • Y02P60/80—Food processing, e.g. use of renewable energies or variable speed drives in handling, conveying or stacking
    • Y02P60/85—Food storage or conservation, e.g. cooling or drying

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Zoology (AREA)
  • Chemical & Material Sciences (AREA)
  • Food Science & Technology (AREA)
  • Polymers & Plastics (AREA)
  • Drying Of Solid Materials (AREA)

Abstract

The invention belongs to the technical field of grain dryers, in particular to a multifunctional bidirectional dryer which comprises a shell with a drying chamber, wherein an upper net baffle and a lower net baffle are arranged in the drying chamber, an upper air inlet and outlet cavity and a lower air inlet and outlet cavity are respectively formed between the upper net baffle and the lower net baffle and between the upper net baffle and the drying chamber, four air passages are respectively arranged on the shell and are respectively an upper air passage, a lower air passage, an air inlet and outlet passage and an air outlet passage, the upper air passage is communicated with the upper air inlet and outlet cavity, the lower air passage is communicated with the lower air inlet and outlet cavity, a circulating fan and a heat source device are connected in series between the air inlet and outlet passages, and a valve assembly is arranged in the four air passages. The invention changes the communication among the four air passages in the four-way reversing air passage by means of the valve component, and hot air flows into the grain storage space from top to bottom and from bottom to top, thereby changing the flow direction of the hot air for drying grains and keeping the moisture in the grains and the relative humidity in the surrounding air uniform.

Description

Multifunctional bidirectional dryer
Technical field:
the invention belongs to the technical field of grain dryers, and particularly relates to a multifunctional bidirectional dryer.
The background technology is as follows:
grain dryers are important equipment for drying grain, which mostly employ a hot gas stream to reduce the moisture content of the grain particles, as well as the relative humidity of the air surrounding the grain, to avoid moisture deterioration of the grain mass.
However, since the flow direction of the hot air in the existing grain dryer is always kept unchanged, there is a phenomenon of uneven heating in the grain stack, that is, the moisture content in the grain stack and the relative humidity of the air around the grains cannot be kept uniform.
The invention comprises the following steps:
the invention aims to provide a multifunctional bidirectional dryer which can change the flow direction of hot air flow on grain drying, so that the relative humidity in the moisture and the ambient air in the grain is kept uniform.
The invention is realized in the following way:
the multifunctional bidirectional dryer comprises a shell with a drying chamber, wherein an upper net partition plate and a lower net partition plate are arranged in the drying chamber in a vertically separated mode, a grain storage space for storing grains is formed between the upper net partition plate and the lower net partition plate, an upper air inlet and outlet cavity and a lower air inlet and outlet cavity are formed between the upper net partition plate and the lower net partition plate respectively and the drying chamber, four air passages of four air passages are arranged on the shell, the four air passages of the four air passages are respectively an upper air passage, a lower air passage, an air inlet and outlet passage and an air outlet passage, the outer end of the upper air passage is communicated with the upper air inlet and outlet cavity, the outer end of the lower air passage is communicated with the lower air inlet and outlet cavity, a circulating fan and a heat source device are connected in series between the outer ends of the air inlet and the air outlet passage through pipelines, a valve component is arranged in the four air passages, and when the valve component is in a state, the upper air passage is communicated with the air inlet and the lower air passage is communicated with the air outlet passage; when the valve assembly is in the second state, the upper air passage is communicated with the air outlet passage, and the lower air passage is communicated with the air inlet passage.
In the multifunctional bidirectional dryer, the air inlet end of the circulating fan is communicated with the air outlet channel, the air outlet end of the circulating fan is communicated with the air inlet end of the heat source device, and the air outlet end of the heat source device is communicated with the air inlet channel;
or the air inlet end of the heat source device is communicated with the air outlet channel, the air outlet end of the heat source device is communicated with the air inlet end of the circulating fan, and the air outlet end of the circulating fan is communicated with the air inlet channel.
In the above-mentioned multi-functional two-way dryer, the valve subassembly is including setting up the switching-over passageway in four-way reversing air flue, upper airway, lower airway, intake duct and the inner and the switching-over passageway intercommunication of venthole, transversely be equipped with the switching-over baffle in the switching-over passageway, and this switching-over baffle cuts apart into upper switching-over branch road and lower switching-over branch road from top to bottom the switching-over passageway, upper airway and inner and the upper switching-over branch road intercommunication, the inner and the lower switching-over branch road intercommunication of lower airway, the intake duct is located the left and right sides of switching-over passageway respectively with the inner of venthole, and all with upper switching-over branch road, lower switching-over branch road intercommunication, the radial sliding connection of inner port department of intake duct has the air inlet valve plate that can separate intake duct and upper switching-over branch road or lower switching-over branch road intercommunication, the radial sliding connection of inner port department has the venthole that can separate venthole and upper switching-over branch road or lower switching-over branch road connection.
In the above-mentioned multifunctional bidirectional dryer, the casing is rotatably connected with a driving swing rod, both ends of the driving swing rod are provided with bar-shaped sliding holes along the axial direction of the driving swing rod, the air inlet valve plate or the air outlet valve plate is slidably connected to the bar-shaped sliding holes at one end of the driving swing rod through a transmission connecting rod, the air outlet valve plate or the air inlet valve plate is connected with one end of a push rod motor, and the other end of the push rod motor is slidably connected to the bar-shaped sliding holes at the other end of the driving swing rod.
In the above-mentioned multifunctional bidirectional dryer, the top surface of the drying chamber comprises a grain feeding plate, one side of the grain feeding plate is hinged on the shell, the other side of the grain feeding plate is a free end, the net feeding baffle plate and the grain feeding plate are hinged on the same side of the shell, the other side of the grain feeding plate is a free end, a first electric hoist with a rope wound on a rotating shaft is arranged on the shell, the outer end of the rope of the first electric hoist is in transmission connection with the free end of the grain feeding plate, and the free end of the first electric hoist penetrates through the grain feeding plate and is in transmission connection with the net feeding baffle plate, and the first electric hoist drives the grain feeding plate and the net feeding baffle plate to synchronously rotate through the rope.
In the above-mentioned multifunctional bi-directional dryer, one side wall of the lower air inlet and outlet cavity comprises a grain outlet plate with a bottom edge hinged on the shell and a top being a free end, the side edge of the lower net baffle far away from the grain outlet plate is hinged on the shell and one side close to the grain outlet plate is a free end, and the lower net baffle is in transmission connection with the power device and is driven by the power device to rotate.
In the multifunctional bidirectional dryer, the power device comprises a second electric hoist which is arranged on the shell and is wound with a rope on the rotating shaft, the outer end of the rope of the second electric hoist is in transmission connection with the free end of the lower net partition board, and the free end of the grain outlet board is detachably connected with the shell through a connecting component.
In the above-mentioned multi-functional two-way drying-machine, power device is including being located net baffle below and the bottom articulates the drive push rod on the casing down, and the top of drive push rod is supported and is connected on the free end bottom surface of net baffle down through the gyro wheel, the interior terminal surface of grain board is articulated with the one end of gangbar, and the other end of gangbar articulates on drive push rod, is equipped with flexible power supply on the casing, and flexible end of flexible power supply passes through the connecting rod and is connected with drive push rod transmission, drives the rotation of drive push rod, and then drives out the grain board and rotate inside and outside and lower net baffle and rotate from top to bottom through the connecting rod by flexible power supply.
In the multifunctional bidirectional dryer, a plurality of drying chambers are arranged in the shell side by side, the upper air inlet and outlet chambers of two adjacent drying chambers are communicated through an upper air inlet and an upper air outlet, the lower air inlet and outlet chambers of two adjacent drying chambers are communicated through a lower air inlet, and the upper air passage and the lower air passage of the four-way reversing air passage are respectively communicated with the upper air inlet and outlet chamber and the lower air inlet and outlet chamber of one drying chamber.
In the above-mentioned multi-functional bi-directional dryer, be located be equipped with the last air pipe that runs through each upper air passing mouth on the casing in the upper air passing chamber, the port of going up the air pipe communicates with the outer port of upper airway, be located be equipped with the lower air pipe that runs through each lower air passing mouth on the casing in the lower air passing chamber, the port of lower air pipe communicates with the outer port of lower airway, a plurality of vent has all been seted up along its axial on the lateral wall of upper air pipe and lower air pipe, and vent department runs through and is provided with the aviation baffle of wind-guiding face up air flue or lower air flue direction.
Compared with the prior art, the invention has the outstanding advantages that:
1. the invention changes the communication among the four air passages in the four-way reversing air passage by means of the valve component, so that hot air flows to the grain storage space from top to bottom and also flows to the grain storage space from bottom to top, thereby changing the flow direction of the hot air for drying grains and keeping the moisture in the grains and the relative humidity in the surrounding air uniform;
2. the invention is provided with a plurality of drying chambers, and air flow is blown out for each drying chamber by means of the upper ventilating duct or the lower ventilating duct, wherein the quantity of the ventilating openings arranged in each drying chamber is the same, and each ventilating opening can discharge uniform hot air flow under the guiding action of the air deflector penetrating through the ventilating openings so as to enter the corresponding drying chamber, so that the whole hot air flow can be uniformly blown into each drying chamber, and grains in each drying chamber can be effectively ensured to be uniformly heated and dried.
Description of the drawings:
FIG. 1 is an overall perspective view of the present invention;
FIG. 2 is a cross-sectional view of a four-way reversing airway of the present invention;
FIG. 3 is a cross-sectional view of a drying chamber according to the present invention;
FIG. 4 is a perspective view of an upper vent duct of the present invention;
fig. 5 is a perspective view of the lower plenum of the present invention without the deflector.
In the figure: 1. a housing; 2. a net-surfing clapboard; 3. a lower net partition board; 4. a grain storage space; 5. upper air inlet and outlet cavity; 6. a lower air inlet and outlet cavity; 7. an upper airway; 8. a lower airway; 9. an air inlet channel; 10. an air outlet channel; 11. a circulating fan; 12. a heat source device; 13. a reversing separator; 14. an upper reversing branch; 15. a lower reversing branch; 16. an intake valve plate; 17. a gas outlet valve plate; 18. driving the swing rod; 19. a bar-shaped slide hole; 20. a transmission link; 21. a push rod motor I; 22. a grain feeding plate; 23. a grain outlet plate; 24. driving the push rod; 25. a roller; 26. a linkage rod; 27. a connecting rod; 28. an upper ventilation duct; 29. a lower ventilation duct; 30. a vent; 31. an air deflector; 32. a first electric hoist; 33. and a push rod motor II.
The specific embodiment is as follows:
the invention is further described below with reference to the specific examples, see fig. 1-5:
embodiment one:
the multifunctional bidirectional dryer comprises a shell 1 with a drying chamber, wherein an upper net baffle 2 and a lower net baffle 3 are arranged in the drying chamber in an up-down separation manner, a grain storage space 4 for storing grains is formed between the upper net baffle 2 and the lower net baffle 3, an upper air inlet and outlet cavity 5 and a lower air inlet and outlet cavity 6 are respectively formed between the upper net baffle 2 and the lower net baffle 3 and the drying chamber, four air passages of four air passages are arranged on the shell 1, the four air passages of the four-way reversing air passage are respectively an upper air passage 7, a lower air passage 8, an air inlet passage 9 and an air outlet passage 10, the outer end of the upper air passage 7 is communicated with the upper air inlet and outlet cavity 5, the outer end of the lower air passage 8 is communicated with the lower air inlet and outlet cavity 6, a circulating fan 11 is connected in series with the outer end of the air outlet passage 10 through a pipeline, a valve component is arranged in the four-way reversing air passage, and when the valve component is in a state, the upper air passage 7 is communicated with the air inlet passage 9, and the lower air passage 8 is communicated with the air outlet passage 10; when the valve assembly is in the second state, the upper air passage 7 is communicated with the air outlet passage 10, and the lower air passage 8 is communicated with the air inlet passage 9. Wherein the thermal energy device can adopt a common boiler or a burner.
Further, in this embodiment, the air inlet end of the heat source device 12 is communicated with the air outlet channel 10, the air outlet end is communicated with the air inlet end of the circulating fan 11, and the air outlet end of the circulating fan 11 is communicated with the air inlet channel 9.
The heat energy generated by the heat source device 12 enters the four-way reversing air passage through the outer end of the air inlet passage 9 under the drive of the air flow of the circulating fan 11, and when the valve assembly is in a state, the hot air flow sequentially passes through the upper air passage 7, the upper air inlet and outlet cavity 5, the grain storage space 4, the lower air inlet and outlet cavity 6, the lower air passage 8 and the air outlet passage 10 from the air inlet passage, and finally returns to the heat energy device to realize the circulating flow of the hot air flow from top to bottom to the grain storage space 4; when the valve component is in the second state, the hot air flows from the air inlet channel to the heat energy device through the lower air inlet channel 8, the lower air inlet and outlet cavity 6, the grain storage space 4, the upper air inlet and outlet cavity 5, the upper air inlet and outlet channel 7 and the air outlet channel 10 in sequence, so that the hot air flows from bottom to top to the grain storage space 4 in a circulating way.
The invention changes the communication among the four air passages in the four-way reversing air passage by means of the valve component, so that hot air flows to the grain storage space 4 from top to bottom and flows to the grain storage space 4 from bottom to top, thereby changing the flow direction of the hot air to grain drying and keeping the moisture in the grain and the relative humidity in the surrounding air uniform.
The valve assembly can adopt a valve body switching structure common in the market, namely, a valve body is slidably connected in a four-way reversing air passage, a middle passage is formed in the valve body, and the corresponding two air passages can be communicated through the middle passage by driving the movement of the valve body. Of course, a common reversing plate rotating structure can be adopted, namely, a reversing plate is connected in a four-way reversing air passage in a rotating way, and the reversing plate rotates to a certain angle to block and guide the air passage.
In the invention, the valve component adopts the following specific structure: the valve assembly comprises a reversing channel arranged in a four-way reversing air channel, wherein the inner ends of an upper air channel 7, a lower air channel 8, an air inlet channel 9 and an air outlet channel 10 are all communicated with the reversing channel, a reversing partition plate 13 is transversely arranged in the reversing channel, the reversing channel is divided into an upper reversing branch channel 14 and a lower reversing branch channel 15 by the reversing partition plate 13, the inner ends of the upper air channel 7 and the lower reversing branch channel 14 are communicated, the inner ends of the lower air channel 8 and the lower reversing branch channel 15 are communicated, the inner ends of the air inlet channel 9 and the air outlet channel 10 are respectively positioned at the left side and the right side of the reversing channel and are respectively communicated with the upper reversing branch channel 14 and the lower reversing branch channel 15, an air inlet valve plate 16 capable of blocking the air inlet channel 9 from being communicated with the upper reversing branch channel 14 or the lower reversing branch channel 15 is radially and slidably connected with an air outlet valve plate 17 capable of blocking the air outlet channel 10 from being connected with the upper reversing branch channel 14 or the lower reversing branch channel 15. When the valve assembly is in a state, the air inlet valve plate 16 slides downwards to block the communication between the air inlet channel 9 and the lower reversing branch channel 15, and the air outlet valve plate 17 slides upwards to block the communication between the air outlet channel 10 and the upper reversing branch channel 14; and when the valve assembly is in the second state, the air inlet valve plate 16 upwards slides to block the communication between the air inlet channel 9 and the upper reversing branch channel 14, and the air outlet valve plate 17 downwards slides to block the communication between the air outlet channel 10 and the lower reversing branch channel 15.
Further, the radial sliding of the air inlet valve plate 16 and the air outlet valve plate 17 may be directly driven by an air cylinder, in this embodiment, the casing 1 is rotatably connected with a driving swing rod 18, two ends of the driving swing rod 18 are both provided with a bar-shaped sliding hole 19 along the axial direction thereof, the air inlet valve plate 16 or the air outlet valve plate 17 is slidably connected to the bar-shaped sliding hole 19 at one end of the driving swing rod 18 through a transmission connecting rod 20, the air outlet valve plate 17 or the air inlet valve plate 16 is connected to one end of a push rod of the push rod motor 21, and the other end of the push rod motor 21 is slidably connected to the bar-shaped sliding hole 19 at the other end of the driving swing rod 18.
In order to facilitate pouring grains into the grain storage space 4 formed between the upper net baffle 2 and the lower net baffle 3, the top surface of the drying chamber comprises a grain inlet plate 22, one side of the grain inlet plate 22 is hinged on the shell 1, the other side of the grain inlet plate is a free end, the upper net baffle 2 and the grain inlet plate 22 are hinged on the shell 1, the other side of the grain inlet plate is a free end, a first electric hoist 32 with a rope wound on a rotating shaft is arranged on the shell 1, the outer end of the rope of the first electric hoist 32 is in transmission connection with the free end of the grain inlet plate 22 and penetrates through the grain inlet plate 22 to be in transmission connection with the free end of the upper net baffle 2, namely, the first electric hoist 32 drives the grain inlet plate 22 and the upper net baffle 2 to synchronously rotate through the rope, so that the grain inlet plate 22 and the upper net baffle 2 can simultaneously turn upwards, and after the grains are completely poured, the grain inlet plate 22 and the upper net baffle 2 are synchronously rotated and reset through the first electric hoist 32 through the rope. In order to facilitate the first electric hoist 32 to pull the grain feeding plate 22 and the net-feeding partition plate 2 through the ropes, a first guide wheel is arranged on the shell 1 through a bracket, and the ropes of the first electric hoist 32 are wound on the first guide wheel.
Correspondingly, in order to facilitate taking out grains in the grain storage space 4, in this embodiment, one side wall of the lower air inlet and outlet cavity 6 includes a grain outlet plate 23 with a bottom edge hinged on the housing 1 and a top being a free end, a side edge of the lower net partition plate 3 far away from the grain outlet plate 23 is hinged on the housing 1 and a side close to the grain outlet plate 23 is a free end, and the lower net partition plate 3 is in transmission connection with a power device, and the lower net partition plate 3 is driven by the power device to rotate. The grain outlet plate 23 is rotated inwards or outwards to open a grain outlet channel communicated with the outside, and then the lower net partition plate 3 is driven by the power device to rotate downwards, so that grains can be discharged from the grain outlet channel along the inclined lower net partition plate 3.
And still further, in order to be able to effectively and stably drive the rotation of lower net baffle 3 and play grain board 23, power device is including being located the drive push rod 24 of lower net baffle 3 below and the bottom hinge on casing 1, and the top of drive push rod 24 is supported and roll-connection on the free end bottom surface of lower net baffle 3 through gyro wheel 25, the interior terminal surface of play grain board 23 is articulated with the one end of gangbar 26, and the other end of gangbar 26 articulates on drive push rod 24, is equipped with flexible power supply on casing 1, and the flexible end of flexible power supply passes through connecting rod 27 and drive push rod 24 transmission connection, drives the rotation of drive push rod 24, and then drives out grain board 23 rotation inside and outside rotation and lower net baffle 3 by flexible power supply and rotates from top to bottom. In this embodiment, the second push rod motor 33 is used as the telescopic power source, and of course, a common telescopic cylinder may also be used. Namely, the telescopic end of the telescopic power source is contracted inwards to drive the driving push rod 24 to rotate inwards, so that the lower net partition plate 3 can rotate downwards, and meanwhile, the grain outlet plate 23 is pulled to rotate inwards through the linkage rod 26.
In addition, in order to improve the drying efficiency of the whole machine, a plurality of drying chambers are arranged in the shell 1 side by side, the upper air inlet and outlet chambers 5 of two adjacent drying chambers and the lower air inlet and outlet chambers 6 of two adjacent drying chambers are communicated through air inlets, and the upper air passage 7 and the lower air passage 8 of the four-way reversing air passage are respectively communicated with the upper air inlet and outlet chamber 5 and the lower air inlet and outlet chamber 6 of one drying chamber, namely, the drying of grains in a plurality of drying chambers is realized by means of the same circulating fan 11 and the heat source device 12.
In addition, in order to make the hot air flow uniformly flow into each drying chamber, an upper ventilation duct 28 penetrating through each upper ventilation opening is arranged on the shell 1 in the upper air inlet and outlet cavity 5, a port of the upper ventilation duct 28 is communicated with an outer port of the upper air channel 7, a lower ventilation duct 29 penetrating through each lower ventilation opening is arranged on the shell 1 in the lower air inlet and outlet cavity 6, a port of the lower ventilation duct 29 is communicated with an outer port of the lower air channel 8, a plurality of ventilation openings 30 are formed in the side walls of the upper ventilation duct 28 and the lower ventilation duct 29 along the axial direction of the side walls, and air deflectors 31 which are arranged at the ventilation openings 30 and face the upper air channel 7 or the lower air channel 8 in a penetrating manner are arranged. The number of the ventilation openings 30 in each drying chamber is the same, and each ventilation opening 30 can discharge the hot air with uniform quantity under the guiding action of the air deflector 31 penetrating through the ventilation opening 30, so as to enter the corresponding drying chamber, thereby enabling the whole hot air to be uniformly blown into each drying chamber, and effectively ensuring that grains in each drying chamber can be uniformly heated and dried.
Embodiment two:
the present embodiment is basically the same as the first embodiment in the above-described embodiment, and the main difference is that: the air inlet end of the circulating fan 11 is communicated with the air outlet channel 10, the air outlet end of the circulating fan is communicated with the air inlet end of the heat source device 12, and the air outlet end of the heat source device 12 is communicated with the air inlet channel 9; that is, the installation positions of the circulation fan 11 and the heat source device 12 are changed, so that the circulation fan 11 can supply air to the heat source device 12 effectively.
In the present embodiment, the power unit adopts another structure: the power device comprises a second electric hoist which is arranged on the shell 1 and is wound with ropes on a rotating shaft, the outer ends of the ropes of the second electric hoist are in transmission connection with the free ends of the lower net partition plates 3, namely, the second electric hoist is used for driving the lower net partition plates 3 to rotate, meanwhile, a second guide wheel is arranged on the shell 1 through a bracket, and the ropes of the second electric hoist are wound on the second guide wheel so that the second electric hoist can drive the lower net partition plates 3 to rotate; meanwhile, in this embodiment, the free end of the grain outlet plate 23 is detachably connected with the housing 1 through a connection assembly. The connecting component can be a common buckle or lock catch, and the grain discharging plate 23 is opened by manual operation so as to perform grain discharging operation.
The above embodiment is only one of the preferred embodiments of the present invention, and is not intended to limit the scope of the present invention, therefore: all equivalent changes in shape, structure and principle of the invention should be covered in the scope of protection of the invention.

Claims (8)

1. A multifunctional bidirectional dryer is characterized in that: the drying device comprises a shell (1) with a drying chamber, wherein an upper net partition plate (2) and a lower net partition plate (3) are arranged in the drying chamber in an upper and lower separated mode, a grain storage space (4) for storing grains is formed between the upper net partition plate (2) and the lower net partition plate (3), an upper air inlet and outlet cavity (5) and a lower air inlet and outlet cavity (6) are formed between the upper net partition plate (2) and the lower net partition plate (3) respectively and the drying chamber, four-way reversing air passages with four air passages are arranged on the shell (1), the four air passages of the four-way reversing air passages are respectively an upper air passage (7), a lower air passage (8), an air inlet passage (9) and an air outlet passage (10), the outer end of the upper air passage (7) is communicated with the upper air inlet and outlet cavity (5), the outer end of the lower air passage (8) is communicated with the lower air inlet and outlet cavity (6), a circulating fan (11) is connected with a heat source device (12) in series through a pipeline, and a valve component is arranged in the four-way reversing air passage; when the valve assembly is in the second state, the upper air passage (7) is communicated with the air outlet passage (10), and the lower air passage (8) is communicated with the air inlet passage (9);
the valve assembly comprises a reversing channel arranged in a four-way reversing air channel, wherein the inner ends of an upper air channel (7), a lower air channel (8), an air inlet channel (9) and an air outlet channel (10) are all communicated with the reversing channel, a reversing partition plate (13) is transversely arranged in the reversing channel, the reversing channel is divided into an upper reversing branch channel (14) and a lower reversing branch channel (15) by the reversing partition plate (13), the inner ends of the upper air channel (7) and the upper reversing branch channel (14) are communicated, the inner ends of the lower air channel (8) are communicated with the lower reversing branch channel (15), the inner ends of the air inlet channel (9) and the air outlet channel (10) are respectively positioned on the left side and the right side of the reversing channel and are both communicated with the upper reversing branch channel (14) and the lower reversing branch channel (15), an air inlet valve plate (16) capable of blocking the air inlet channel (9) from being communicated with the upper reversing branch channel (14) or the lower reversing branch channel (15) is radially and slidingly connected with the inner end port of the air outlet channel (10) by the reversing valve plate (17) capable of blocking the air outlet channel (14) from being connected with the upper reversing branch channel (15);
the novel air inlet valve is characterized in that a driving swing rod (18) is rotationally connected to the shell (1), strip-shaped sliding holes (19) are formed in two end portions of the driving swing rod (18) along the axial direction of the driving swing rod, the air inlet valve plate (16) or the air outlet valve plate (17) is slidably connected to the strip-shaped sliding holes (19) at one end of the driving swing rod (18) through a transmission connecting rod (20), and the air outlet valve plate (17) or the air inlet valve plate (16) is connected with one end of a push rod motor I (21), and the other end of the push rod motor I (21) is slidably connected to the strip-shaped sliding holes (19) at the other end of the driving swing rod (18).
2. The multi-functional bi-directional dryer of claim 1 wherein: the air inlet end of the circulating fan (11) is communicated with the air outlet channel (10), the air outlet end of the circulating fan is communicated with the air inlet end of the heat source device (12), and the air outlet end of the heat source device (12) is communicated with the air inlet channel (9);
or the air inlet end of the heat source device (12) is communicated with the air outlet channel (10), the air outlet end is communicated with the air inlet end of the circulating fan (11), and the air outlet end of the circulating fan (11) is communicated with the air inlet channel (9).
3. The multi-functional bi-directional dryer of claim 1 wherein: the top surface of drying chamber is including one of them side articulates on casing (1), and the opposite side is grain feeding plate (22) of free end, net feeding baffle (2) are articulated on casing (1) with grain feeding plate (22) same side, and the other side is the free end, is equipped with on casing (1) and winds first electric hoist (32) that have the rope in the pivot, and the rope outer end of first electric hoist (32) is connected with the free end transmission of grain feeding plate (22) to it runs through grain feeding plate (22) and net feeding baffle (2) free end transmission connection, drives grain feeding plate (22) and net feeding baffle (2) synchronous rotation through the rope by first electric hoist (32).
4. The multi-functional bi-directional dryer of claim 1 wherein: one side wall of the lower air inlet and outlet cavity (6) comprises a grain outlet plate (23) with the bottom edge hinged to the shell (1) and the top being a free end, the side edge, far away from the grain outlet plate (23), of the lower net partition plate (3) is hinged to the shell (1) and one side, close to the grain outlet plate (23), of the lower net partition plate is a free end, the lower net partition plate (3) is in transmission connection with a power device, and the lower net partition plate (3) is driven by the power device to rotate.
5. The multi-functional bi-directional dryer of claim 4 wherein: the power device comprises a second electric hoist which is arranged on the shell (1) and is wound with a rope on a rotating shaft, the outer end of the rope of the second electric hoist is in transmission connection with the free end of the lower net partition plate (3), and the free end of the grain outlet plate (23) is detachably connected with the shell (1) through a connecting component.
6. The multi-functional bi-directional dryer of claim 4 wherein: the power device comprises a driving push rod (24) which is positioned below a lower net partition plate (3) and the bottom end of which is hinged to a shell (1), the top end of the driving push rod (24) is propped against and connected onto the bottom surface of the free end of the lower net partition plate (3) in a rolling way through a roller (25), the inner end surface of a grain outlet plate (23) is hinged to one end of a linkage rod (26), the other end of the linkage rod (26) is hinged to the driving push rod (24), a telescopic power source is arranged on the shell (1), the telescopic end of the telescopic power source is in transmission connection with the driving push rod (24) through a connecting rod (27), and the telescopic power source drives the driving push rod (24) to rotate so as to drive the grain outlet plate (23) to rotate inside and outside and the lower net partition plate (3) to rotate up and down.
7. The multi-functional bi-directional dryer of claim 1 wherein: a plurality of drying chambers are arranged in the shell (1) side by side, the upper air inlet and outlet cavities (5) of two adjacent drying chambers are communicated through an upper air inlet, the lower air inlet and outlet cavities (6) of two adjacent drying chambers are communicated through a lower air inlet, and the upper air passage (7) and the lower air passage (8) of the four-way reversing air passage are respectively communicated with the upper air inlet and outlet cavity (5) and the lower air inlet and outlet cavity (6) of one drying chamber.
8. The multi-functional bi-directional dryer of claim 7 wherein: an upper ventilating duct (28) penetrating through each upper air passing opening is arranged on the shell (1) in the upper air passing cavity (5), the port of the upper ventilating duct (28) is communicated with the outer port of the upper air passage (7), a lower ventilating duct (29) penetrating through each lower air passing opening is arranged on the shell (1) in the lower air passing cavity (6), the port of the lower ventilating duct (29) is communicated with the outer port of the lower air passage (8), a plurality of ventilation openings (30) are formed in the side walls of the upper ventilating duct (28) and the lower ventilating duct (29) along the axial direction of the side walls of the upper ventilating duct and the side walls of the lower ventilating duct, and air deflectors (31) which are arranged at the ventilation openings (30) in a penetrating mode and face the upper air passage (7) or the lower air passage (8) in a penetrating mode.
CN202210344959.1A 2022-03-31 2022-03-31 Multifunctional bidirectional dryer Active CN114659343B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202210344959.1A CN114659343B (en) 2022-03-31 2022-03-31 Multifunctional bidirectional dryer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202210344959.1A CN114659343B (en) 2022-03-31 2022-03-31 Multifunctional bidirectional dryer

Publications (2)

Publication Number Publication Date
CN114659343A CN114659343A (en) 2022-06-24
CN114659343B true CN114659343B (en) 2023-11-28

Family

ID=82033872

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202210344959.1A Active CN114659343B (en) 2022-03-31 2022-03-31 Multifunctional bidirectional dryer

Country Status (1)

Country Link
CN (1) CN114659343B (en)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU60691U1 (en) * 2006-04-17 2007-01-27 Общество с ограниченной ответственностью "Научно-производственное объединение "ВЫМПЕЛ" GRAIN DRYER
CN203731804U (en) * 2014-02-19 2014-07-23 农业部南京农业机械化研究所 Ventilating dryer capable of recycling waste heat
CN107830696A (en) * 2017-11-29 2018-03-23 农业部南京农业机械化研究所 A kind of modularization air direction reversals drying machine
CN214095215U (en) * 2020-11-13 2021-08-31 四川奥凯川龙农产品干燥设备制造有限公司 Airflow four-way reversing device

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU60691U1 (en) * 2006-04-17 2007-01-27 Общество с ограниченной ответственностью "Научно-производственное объединение "ВЫМПЕЛ" GRAIN DRYER
CN203731804U (en) * 2014-02-19 2014-07-23 农业部南京农业机械化研究所 Ventilating dryer capable of recycling waste heat
CN107830696A (en) * 2017-11-29 2018-03-23 农业部南京农业机械化研究所 A kind of modularization air direction reversals drying machine
CN214095215U (en) * 2020-11-13 2021-08-31 四川奥凯川龙农产品干燥设备制造有限公司 Airflow four-way reversing device

Also Published As

Publication number Publication date
CN114659343A (en) 2022-06-24

Similar Documents

Publication Publication Date Title
FI81193B (en) VENTILATIONSAPPARAT MED VAERMEAOTERVINNING.
KR101376115B1 (en) Waste heet recovery system of agricultural products drying apparatus
CN207262846U (en) A kind of hot air circulation drying oven
CN100404969C (en) Humidification/dehumidification device and air changing system
KR20120022248A (en) Air conditioner
JPH0231799A (en) Controller with flap valve used for drier
JP2006125824A (en) Ventilation device
WO2016153371A1 (en) Method of reversing the air flow direction in ventilation systems and an air flow reversing unit in ventilation systems
CN108278680A (en) Vertical air conditioner equipment
CN114659343B (en) Multifunctional bidirectional dryer
EP2446081B1 (en) Horizontal drum tumble dryer with optimised air flow
US4263722A (en) Recycle control for grain dryers
US6370792B1 (en) Structure and methods for introducing heated ari into a kiln chamber
CN209459054U (en) Air-conditioning internal machine and air conditioner
CN208967949U (en) Cabinet air-conditioner
CN107270512A (en) Wind valve device and VMC
CN217482887U (en) Air condensing units and have its air conditioner
KR100767734B1 (en) Air-conditioner having slide damper
KR200206627Y1 (en) Continuous flow grain dryer
JP3082327B2 (en) Hot air circulation furnace
CN106016564A (en) Ventilation device
CN208567471U (en) Analysis of Heat Pump Drying System
CN218442644U (en) Ventilator capable of adjusting room temperature
CN213343418U (en) Multifunctional combined grain storage device
JP3700223B2 (en) Dry ventilation equipment

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
TA01 Transfer of patent application right
TA01 Transfer of patent application right

Effective date of registration: 20220721

Address after: 318050 Nanshan village, Luoyang street, Luqiao District, Taizhou, Zhejiang

Applicant after: Zhejiang Zhongke Zhixing Machinery Manufacturing Co.,Ltd.

Address before: 318050 No. 15, Nanshan eleven District, Luoyang street, Luqiao District, Taizhou, Zhejiang.

Applicant before: TAIZHOU YIMING MACHINERY CO.,LTD.

GR01 Patent grant
GR01 Patent grant