CN204346029U

CN204346029U - Energy-saving dryer

Info

Publication number: CN204346029U
Application number: CN201420741321.2U
Authority: CN
Inventors: 杨子江; 周才银
Original assignee: Chongqing Di Zhou Ecological Agriculture Development Co Ltd
Current assignee: Chongqing Di Zhou Ecological Agriculture Development Co Ltd
Priority date: 2014-12-02
Filing date: 2014-12-02
Publication date: 2015-05-20
Anticipated expiration: 2024-12-02

Abstract

A kind of energy-saving dryer, comprise swinging barrel, bracing frame and rotating shaft, wherein, the two ends of rotating shaft are arranged on bracing frame by bearing, one end of rotating shaft is connected with power, and the pivotable parts of barrel is fixed in rotating shaft by supporting spoke, and bracing frame is provided with the air-introduced machine with air inlet and air outlet, air outlet is connected with the air inlet on barrel by pipeline, and barrel is provided with air outlet.The beneficial effects of the utility model are: energy consumption is low, drying rate is fast, input cost is low and pollute low, and it to external heat in barrel to improve the thermal efficiency, can make material obtain dry fully, significantly improve drying efficiency.

Description

Energy-saving dryer

Technical field

The utility model belongs to drying equipment technical field, specifically, relates to a kind of drying unit for viscosity paste or high moisture material.

Background technology

At present, in industrial and agricultural production, when drying is carried out to viscosity paste or high moisture material (as poor slag, chicken manure), be generally by convection action, transmit heat to material by gas or steam from thermal source, allow material fully be separated with moisture content and to realize drying.Because the heat transfer area between viscous material and heat transfer medium is little, heat transfer intensity is low, adds material and easily sticks to Drying inwall, thus thermal efficiency when making this kind of dry materials operation and production efficiency all relatively low.In order to improve the thermal efficiency and production efficiency as far as possible, past people make an effort in the internal structure adopting new thermal source or improvement Drying, as being CN2293781 at notification number, the day for announcing is on October 7th, 1998, name is called in the Chinese utility model patent of " viscosity paste and dryer for high humidity material ", by arranging teeter chamber below hothouse main in horizontal Drying, the Stirring axle of teeter chamber arranges the stirring vane of inclination, the dry indoor of trunk are scraped on bobbin and are provided with inclination scraping blade, during operation the scraping blade of the dry indoor of trunk constantly by adhere to inwall material scraper under, and axial traction is produced to material, stirring vane in teeter chamber is then continuous to be shed to main hothouse by broken for material refinement, make it to fill the air and fully contact with hot-air in whole Drying inner chamber, thus reach object dry rapidly.This dryer is by the heat transfer area under increase the same terms between material and heat transfer medium and heat transfer intensity, serve the effect improving the thermal efficiency and production efficiency to a certain extent, but because the similar drying plant of it and tradition is the same, what adopt remains unidirectional logistics and thermal cycle mode, the heat that in actual production, heating source produces often is not fully used, and its thermal efficiency is still lower; In addition, due to the in-out end of material and the in-out end of hot-air corresponding, the water vapour contained the closer to port of export place hot-air in Drying is higher, and it is dry fully that this discharge method is difficult to guarantee that material obtains in Drying.

Utility model content

The purpose of this utility model is a kind of energy-saving dryer, and to solve tradition, to be used for the dryer thermal efficiency of dry viscosity paste or high moisture material low, the problem that production efficiency is not high.

For solving the problems of the technologies described above, the energy-saving dryer that the utility model provides, containing swinging barrel, bracing frame and rotating shaft, wherein, the two ends of rotating shaft are arranged on bracing frame by bearing, and one end of rotating shaft is connected with power, the pivotable parts of barrel is fixed in rotating shaft by supporting spoke, bracing frame is provided with the air-introduced machine with air inlet and air outlet, and air outlet is connected with the air inlet on barrel by pipeline, and barrel is provided with air outlet.

In the utility model, barrel is positioned at the burner hearth of the heating cooking stove that thermal source is provided, the air inlet of air-introduced machine is communicated with burner hearth by pipeline, in swinging barrel, hot blast is sent into by air-introduced machine continuously during work, make all to be in thermal cycle inside and outside barrel, the heat that in the same terms blanking tube, material obtains is more, and the rate of drying of material is faster, thus improves the production efficiency of drying operation.Because the heat energy of thermal cycle inside and outside barrel is all from same heating cooking stove, substantially increase the utilization rate of heat, the thermal efficiency of namely drying operation obtains and significantly improves.

As a kind of embodiment, the middle part of described barrel is cylindrical, two ends in gradually little taper, be respectively arranged with at the two ends of barrel rotating shaft can be made to pass into and out of airduct Connection Block, the turnover bin gate of barrel is same sect and is arranged on blast pipe Connection Block; The inwall of barrel is provided with axially extended flight, flight rotation direction in wherein corresponding with blast pipe Connection Block conical section inner screwy fin and middle part cylindrical segment is identical, and the flight rotation direction in the conical section inner screwy fin corresponding with discharge pipe Connection Block and middle part cylindrical segment is contrary.Power drive axis of rotation, rotating shaft drives barrel to rotate by supporting spokes bar again.Material, from the turnover of hot wind inlet end, can guarantee that material obtains abundant drying in barrel.The rotation direction plan of establishment of in the middle part of barrel and two ends spiral inner wall sheet makes turnover material smooth, and during drying operation, material can not be piled up one end in barrel, and during discharging, the direction of rotation of barrel is contrary with the direction of rotation of barrel in charging and drying operation process.

The beneficial effects of the utility model are: energy consumption is low, drying rate is fast, input cost is low and pollute low, and it to external heat in barrel to improve the thermal efficiency, can make material obtain dry fully, significantly improve drying efficiency.

Accompanying drawing explanation

Accompanying drawing of the present utility model is described as follows.

Fig. 1 is structural representation of the present utility model.

Fig. 2 is the structural representation of barrel 1 in the utility model.

Fig. 3 is the right view of Fig. 1.

Fig. 4 is the section structure schematic diagram of the utility model shaft 3.

Fig. 5 is using state reference diagram of the present utility model.

In figure: 1. barrel; 2. bracing frame; 3. rotating shaft; 4. support spoke; 5. air-introduced machine; 6. pipeline; 7. blast pipe Connection Block; 8. discharge pipe Connection Block; 9. pass in and out bin gate; 10. flight; 11. connecting rods; 12. screw rods; 13. rocking handles; 14. baffle plates; 15. steel bars; 16. material recycle chambeies; 17. material recycle doors; 18. blades; 19. cooking stoves; 20. tail gas treatment devices.

Detailed description of the invention

Below in conjunction with drawings and Examples, the utility model is described in further detail:

As shown in Figure 1, the utility model comprises swinging barrel 1, bracing frame 2 and rotating shaft 3, wherein, the two ends of rotating shaft 3 are arranged on bracing frame 2 by bearing, one end of rotating shaft 3 is connected with power, and the pivotable parts of barrel 1 is fixed in rotating shaft 3 by supporting spoke 4, and bracing frame 2 is provided with the air-introduced machine 5 with air inlet and air outlet, the air outlet of air-introduced machine 5 is connected with the air inlet on barrel 1 by pipeline 6, and barrel 1 is provided with air outlet.Power drive rotating shaft 13 is rotated, and rotating shaft 13 drives barrel 2 to rotate by supporting spoke 12 again.Material, from the turnover of hot wind inlet end, can guarantee that material obtains abundant drying in barrel 2.

As shown in Fig. 2 or 4, the middle part of described barrel 1 is cylindrical, two ends are in gradually little taper, be respectively arranged with at the two ends of barrel 1 rotating shaft can be made to pass into and out of airduct Connection Block 7,8, rotating shaft 3 is provided with blade 18, the turnover bin gate 9 of barrel 1 is same sect and is arranged on blast pipe Connection Block 7; It is also circumferential equally distributed flight 10 that the inwall of barrel 1 is provided with axially extended three, wherein corresponding with blast pipe Connection Block 7 conical section inner screwy fin 10 is identical with flight 10 rotation direction in the cylindrical segment of middle part, and the conical section inner screwy fin 10 corresponding with discharge pipe Connection Block 8 is contrary with flight 10 rotation direction in the cylindrical segment of middle part.The rotation direction plan of establishment of above-mentioned barrel 1 and two ends spiral inner wall sheet 10 makes turnover material smooth, and during drying operation, material can not be piled up in barrel 1 one end, and during discharging, barrel 1 direction of rotation is contrary with barrel 1 direction of rotation in charging and drying operation process.

As shown in Figure 3, the turnover bin gate 9 of described barrel 1 is bivalve door structure, and two fan doors are articulated on screw rod 12 by connecting rod 11, and screw rod 12 two ends are arranged on bracing frame 2 by bearing, screw rod 12 is fanned two sections of thread rotary orientations corresponding to door with two contrary, one end of screw rod 12 is connected with rocking handle 13.

Just can make two fan doors in opposite directions or opposing motion by rocking handle 13 rotating screw bolt 12, thus realize closing or open turnover bin gate 9.Screw rod 12 also can pass through driven by motor.

As shown in Figure 2, the bottom of described discharge pipe Connection Block 8 is square, the below being positioned at rotating shaft 3 in pedestal is provided with baffle plate 14, the steel bar 15 in gap is had to be connected each other by more than two between baffle plate 14 with barrel 1 lower limb, the underlying space of steel bar 15 forms material recycling cavity 16, and the sidewall in material recycle chamber 16 is provided with material recycle door 17.Because the reason manufacturing and assemble, gap is there is unavoidably between discharge pipe Connection Block 8 and barrel 1, during drying operation, barrel 1 is larger with the pushing force of the contact position material of discharge pipe Connection Block 8, material easily bleeds cooking stove from above-mentioned gap location and causes stove fire to extinguish, by arranging baffle plate 14 and steel bar 15, as long as allow the gap between steel bar 15 be greater than above-mentioned gap, a small amount of material will be bled by the gap between this steel bar 15 16 li, material recycle chamber, reclaimed by material recycle door 17 again, thus can the problems referred to above be overcome.

operation principle: as Fig. 1, shown in Fig. 5, barrel in the utility model is positioned at the burner hearth of the heating cooking stove 19 that thermal source is provided, the air inlet of air-introduced machine is communicated with burner hearth by pipeline, the air outlet of air-introduced machine is connected with the feed inlet and outlet of barrel, the offgas outlet of barrel is connected with tail gas treatment device 20 by blast pipe, rotation crank, turnover bin gate is opened, the material of dry process is needed to add feeding cylinder from input and output material goalkeeper, blanking tube 1 is driven to rotate at power, flight in barrel just material pushes inwards, material is carried out stirring cutting by the blade in rotating shaft simultaneously in rotary course, prevent material from luming and sticking to material tube inner wall, barrel is in heating process, hot blast in heating cooking stove sends into barrel by air-introduced machine, therefore the material in barrel 1 is in the heating, drying process of inside and outside thermal cycle.Reverse after drying materials barrel 1, and material just can go out from input and output material door row.Facts have proved, adopt this dryer, can viscosity paste or the high moisture material such as drying kinetics chemical product, agricultural product, poor slag, chicken manure, its thermal efficiency can bring up to more than 85%, also improves production efficiency simultaneously.Farthest remove H2S, SO2, NH3 and dust in the gas of being discharged by barrel 1 by tail gas treatment device, make final emission energy meet the requirement of environmental protection.

Claims

1. an energy-saving dryer, comprise swinging barrel (1), bracing frame (2) and rotating shaft (3), wherein, the two ends of rotating shaft (3) are arranged on bracing frame (2) by bearing, one end of rotating shaft (3) is connected with power, the pivotable parts of barrel (1) is fixed in rotating shaft (3) by supporting spoke (4), it is characterized in that: on bracing frame (2), be provided with the air-introduced machine (5) with air inlet and air outlet, the air outlet of air-introduced machine (5) is connected with the air inlet on barrel (1) by pipeline (6), and (1) is provided with air outlet to barrel.

2. energy-saving dryer as claimed in claim 1, it is characterized in that: the middle part of described barrel (1) is cylindrical, two ends are in gradually little taper, be respectively arranged with at the two ends of barrel (1) rotating shaft can be made to pass into and out of airduct Connection Block (7,8), the turnover bin gate (9) of barrel (1) is for same sect and be arranged on blast pipe Connection Block (7); The inwall of barrel (1) is provided with axially extended flight (10), wherein corresponding with blast pipe Connection Block (7) conical section inner screwy fin (10) is identical with flight (10) rotation direction in the cylindrical segment of middle part, and the conical section inner screwy fin (10) corresponding with discharge pipe Connection Block (8) is contrary with flight (10) rotation direction in the cylindrical segment of middle part.

3. energy-saving dryer as claimed in claim 2, is characterized in that: the flight (10) of described barrel (1) inwall has three and is uniformly distributed in circumference.

4. energy-saving dryer as claimed in claim 2, it is characterized in that the turnover bin gate (9) of described barrel (1) is bivalve door structure, two fan doors are articulated on screw rod (12) by connecting rod (11), screw rod (12) two ends are arranged on bracing frame (2) by bearing, screw rod (12) is upper fans two sections of thread rotary orientations corresponding to door on the contrary with two, and one end of screw rod (12) is connected with rocking handle (13).

5. energy-saving dryer as claimed in claim 2, it is characterized in that: the bottom of described discharge pipe Connection Block (8) is square, the below being positioned at rotating shaft (3) in pedestal is provided with baffle plate (14), the steel bar in gap (15) is had to be connected each other by more than two between baffle plate (14) with barrel (1) lower limb, the underlying space of steel bar (15) forms material recycling cavity (16), and the sidewall of material recycle chamber (16) is provided with material recycle door (17).

6. energy-saving dryer as claimed in claim 1, is characterized in that: in rotating shaft (3), be provided with blade (18).