CN101988788B

CN101988788B - Single-cone dryer with single-helical stirrer

Info

Publication number: CN101988788B
Application number: CN2010105525525A
Authority: CN
Inventors: 陈永健; 许琴; 钱煜恺; 张拥军
Original assignee: Taicang Zhengxin Drying Equipment Technology Co Ltd
Current assignee: Taicang Zhengxin Drying Equipment Technology Co Ltd
Priority date: 2010-11-19
Filing date: 2010-11-19
Publication date: 2012-07-25
Anticipated expiration: 2030-11-19
Also published as: CN101988788A

Abstract

The invention discloses a single-stacker dryer with a single-helical stirrer, which comprises a stacker body case, a stirrer, a top cover, a bar type catcher, a vacuum pump and an air source, wherein the stirrer is a single-helical stirrer and vertically arranged inside the stacker body case, the single-helical stirrer comprises a stirring main shaft, a stirring blade and a supporting member, the stirring blade is fixed on the stirring main shaft through the supporting member; the stirring blade is helical and arranged around the stirring main shaft; the bar type catcher comprises a vacuumizing pipe and a gas reverse-blowing pipe arranged in parallel with the vacuumizing pipe, one ends of the vacuumizing pipe and the gas reverse-blowing pipe are provided with filtering hoods, and a filtering medium covers outside the filtering hoods; and an automatic diaphragm valve is arranged between the gas reverse-blowing pipe and the air source. The invention can shorten the drying time, ensures that the product has the advantages of uniform quality and no agglomeration, improves the drying efficiency and optimizes the drying effect; and the catcher has a large filtering area and higher efficiency, can be conveniently dismantled and cleaned, and avoids being in direct contact with materials.

Description

A kind of single awl drier with single-screw agitator

Technical field

The present invention relates to a kind of drying equipment, particularly a kind of single awl drier with single-screw agitator.

Background technology

Drier is mainly used in purification, the drying of medicine.At present, normally used is a kind of vacuum rotary dryer, and its two is taper, and device is also referred to as double cone dryer as cylindrical.Hovering axle during the device body middle part of double cone dryer is provided with supports and the associated conduit laying so that rotation to be provided.The rotation double cone dryer makes the medicine and the dry product of other need that place double cone dryer receive heated drying.

But, because the huge volume of double cone dryer and intrinsic drying mode thereof cause its low and weak effect of drying efficiency in use; And the trap of double cone dryer is in container; Use disassembly, cleaning inconvenience at every turn, and directly contact, there is certain risk in the demanding material of aseptic level with material; In addition, also there is little, the inefficient problem of filter area in this trap.

Summary of the invention

The present invention provides a kind of single awl drier, and it can promote drying efficiency, optimize drying effect, makes the filter area of trap bigger, and efficient is higher, simultaneously, avoids trap to contact with the direct of material, reduces the risk to material.

A kind of single awl drier with single-screw agitator comprises the agitator that conoidal Shell is inner with being arranged on said conoidal Shell, is positioned at top cover, bar type trap and the vavuum pump of said conoidal Shell top; Said single awl drier also comprises source of the gas; Said agitator is the single-screw agitator, and it is inner that said conoidal Shell vertically is set, and said single-screw agitator comprises stirring main shaft, stirring piece and supporting member; Wherein

Said stirring piece is fixed on the said stirring main shaft through said supporting member;

Said stirring piece shape and quantity in the shape of a spiral is one; Said stirring piece is around said stirring main shaft; And be spirally extended to the bottom of said stirring main shaft spaced reciprocally from the top of said stirring main shaft, and the radius of spin of said stirring piece dwindles from top to bottom gradually;

Said bar type trap comprises vacuum-pumping tube and the blow-back pipe that is set up in parallel with said vacuum-pumping tube, and an end of said vacuum-pumping tube and gas anti-blowpipe is provided with filter mantle, said filter mantle outsourcing filter medium;

Said bar type trap is installed on the said top cover, and said vacuum-pumping tube connects said vavuum pump, and said blow-back pipe connects said source of the gas, is provided with the automatic diaphragm valve between said blow-back pipe and the source of the gas.

Further, be provided with the jacket water (J.W.) loop in the said stirring main shaft, said jacket water (J.W.) import and export is arranged on the top sidewall of said stirring main shaft.

Further, also be provided with the stirring fulcrum on the said stirring main shaft, said stirring fulcrum and said supporting member are arranged in the same horizontal plane, and perpendicular with said supporting member.

Further, said filter mantle is barrel-shaped, and the two ends of said filter mantle are respectively arranged with capping, the side of said filter mantle for be fixed between the said capping, equally distributed connecting rod at interval;

Said vacuum-pumping tube stretches into the inside of said filter mantle, and said blow-back pipe is connected in the capping of said filter mantle one end.

Further, said filter medium is filter cloth and/or sintering net.

Further, also be provided with filter between said automatic diaphragm valve and the source of the gas.

Further, said source of the gas is a nitrogen cylinder.

Among the present invention, the single-screw agitator of single awl drier can stir medicine when rotated from bottom to top or other need dry product, can shorten drying time, can also make uniform in quality, not have caking, promotes drying efficiency and optimizes drying effect; Because the bar type trap is to be provided with filter mantle at vacuum-pumping tube one end, filter mantle outsourcing filter medium, thus make the filter area of trap bigger; Efficient is higher; Simultaneously, this bar type trap is positioned at the outside of single awl drier, and disassembly, cleaning are convenient; And avoided contacting with the direct of material, reduced risk to material.

Description of drawings

Fig. 1 is the structural representation of single awl drier of the present invention;

The structural representation of the single-screw agitator in Fig. 2 single awl drier of the present invention;

Fig. 3 is the A place structure for amplifying sketch map of single-screw agitator shown in Figure 2;

Fig. 4 is the partial structurtes enlarged diagram of single awl drier 112 parts shown in Fig. 1;

Fig. 5 singly bores the structural representation of the bar type trap of drier for the present invention.

The specific embodiment

In order to make the object of the invention, technical scheme and advantage clearer,, the present invention is further elaborated below in conjunction with accompanying drawing and embodiment.Should be appreciated that specific embodiment described herein only in order to explain the present invention, is not to be used to limit the present invention.

The present invention provides a kind of single awl drier with single-screw agitator; With reference to Fig. 1, shown in 2 and 4; This list awl drier 100 comprises conoidal Shell 110 and the agitator 10 that is arranged on conoidal Shell 110 inside; Be positioned at the top cover 111,

bar type trap

112 or 41 and vavuum pump 42 of conoidal Shell 110 tops, agitator 10 is the single-screw agitator, and vertically is arranged on conoidal Shell 110 inside; Single-screw agitator 10 comprises stirring main shaft 11, stirring piece 21 and supporting

member

31,32, and stirring piece 21 is fixed on the stirring main shaft through supporting 31,32 of structures; Stirring piece 21,22 shape and quantity in the shape of a spiral is two, and stirring piece 21 is around stirring main shaft 11, and is spirally extended to the bottom of stirring main shaft 11 from the top of stirring main shaft 11 spaced reciprocally, and the radius of spin of stirring piece 21 dwindles from top to bottom gradually.

Single awl drier 100 also comprises source of the gas 49; Wherein,

Bar type trap

112 or 41 comprises vacuum-pumping tube 43 and the blow-back pipe 45 that is set up in parallel with vacuum-pumping tube 43; One end of vacuum-pumping tube 43 and gas anti-blowpipe 45 is provided with filter mantle 44, is connected with blow-back pipe 45 on the filter mantle 44, said filter mantle 44 outsourcing filter medium (not shown)s;

Bar type trap

112 or 41 is installed on the said top cover 111, and vacuum-pumping tube 43 connects vavuum pump 42, and blow-back pipe 45 connects source of the gas 49, is provided with automatic diaphragm valve 46 between blow-back pipe 45 and the source of the gas 49.

With reference to Fig. 2, the single-screw agitator 10 that it has represented single awl drier of the present invention comprises and stirs main shaft 11, stirring piece 21 and supporting

member

The stirring main shaft 11 of this single-screw agitator 10 becomes back taper with stirring piece 21 integral body; When it is rotated in the forward, can need dry product to produce power upwards to medicine or other, constantly the material turning of agitator bottom to agitator top; It is heated evenly; And the supporting

member

31,32 that is used for support fixation single-screw stirring piece 21 also can play complementary stirring action, uses this single-screw agitator 10 on different levels, diverse location, to carry out continuous stirring to product and stirs, and can shorten drying time; Can also make uniform in quality, not have caking, promote drying efficiency and optimize drying effect.

In addition, when drying finished, 10 counter-rotatings of single-screw agitator can produce downward power to material again, make discharging smooth and easy.

The quantity that should be noted that supporting member in this accompanying drawing is 2, and still, according to different needs, the quantity of supporting member and the position of setting thereof can change.

As shown in Figure 3; For when using this single-screw agitator 10 to stir drying; Make medicine (or other need dry product) be heated more even; In the hope of reaching heat transfer, the drying effect of more optimizing, stir in the main shaft 11 and be provided with the jacket water (J.W.) loop, the jacket water (J.W.) import and export is arranged on the top sidewall that stirs main shaft 11.

Though do not describe among the present invention,, as required, also can be provided with the jacket water (J.W.) loop in two stirring pieces 21 and the supporting

member

31,32, and with the jacket water (J.W.) circuit communication that stirs in the main shaft 11.

According to the different demands of need dry products, stir also to be provided with on the main shaft 11 and stir the fulcrum (not shown), better stir effect to reach, stir fulcrum 11 and be arranged in the same horizontal plane with supporting

member

31,32, and vertical with supporting member 31,32.Certainly; As required; Stir fulcrum be arranged on supporting member different horizontal face in or in horizontal plane, be not provided with, perhaps, stir that fulcrum is not vertical with supporting member to be provided with; All be the change that those skilled in the art can expect according to the present invention easily, all should belong in the scope of requirement protection of the present invention.

Single-screw agitator in single awl drier of the present invention is a kind of new-type agitator with unique texture; They can different levels, continue to stir equably material on the diverse location; And make things convenient for discharging, when in single awl drier of the present invention, using, can shorten drying time; Can also make uniform in quality, not have caking, promote drying efficiency and optimize drying effect.

With reference to Fig. 5; It has represented the bar type trap 41 in single awl drier of the present invention; Comprise vacuum-pumping tube 43 and the blow-back pipe 45 that is set up in parallel with said vacuum-pumping tube 43; One end of said vacuum-pumping tube 43 and gas anti-blowpipe 45 is provided with filter mantle 44, said filter mantle 44 outsourcing filter medium (not shown)s.

Bar type trap in single awl drier of the present invention, because it is provided with filter mantle at vacuum-pumping tube one end, filter mantle outsourcing filter medium, and also be connected with the blow-back pipe on the filter mantle, thus make the filter area of trap bigger, efficient is higher.

For better filtration; Filter mantle 44 is preferably barrel-shaped; And the two ends of filter mantle 44 are respectively arranged with capping 47, the side of filter mantle 44 for be fixed between the capping 47, equally distributed connecting rod 48 at interval, vacuum-pumping tube 43 and gas anti-blowpipe 45 stretch into the inside of filter mantle 44.

But the multiple filter medium of filter mantle 44 outsourcings is preferably outsourcing filter cloth and/or sintering net.

Above-mentionedly be merely preferred embodiment of the present invention, certainly, with further exploration other embodiments can also be arranged according to actual needs.But, should be clear and definite be that the conversion based on similar above-mentioned or other embodiments with same idea of not explaining out all should be encompassed among the protection domain of claim of the present invention.

Claims

1. the single awl drier with single-screw agitator comprises the agitator that conoidal Shell is inner with being arranged on said conoidal Shell, is positioned at top cover, bar type trap and the vavuum pump of said conoidal Shell top; It is characterized in that said single awl drier also comprises source of the gas, said agitator is the single-screw agitator; And it is inner vertically to be arranged on said conoidal Shell; Said single-screw agitator comprises stirring main shaft, stirring piece and supporting member, wherein

Said bar type trap comprises vacuum-pumping tube and the blow-back pipe that is set up in parallel with said vacuum-pumping tube, and an end of said vacuum-pumping tube and gas anti-blowpipe is provided with filter mantle, said filter mantle outsourcing filter medium, wherein,

Said filter mantle is barrel-shaped, and the two ends of said filter mantle are respectively arranged with capping, the side of said filter mantle for be fixed between the said capping, equally distributed connecting rod at interval,

Said vacuum-pumping tube stretches into the inside of said filter mantle, and said blow-back pipe is connected in the capping of said filter mantle one end;

2. single awl drier according to claim 1 is characterized in that be provided with the jacket water (J.W.) loop in the said stirring main shaft, the jacket water (J.W.) import and export is arranged on the top sidewall of said stirring main shaft.

3. single awl drier according to claim 1 and 2 is characterized in that also be provided with the stirring fulcrum on the said stirring main shaft, said stirring fulcrum and said supporting member are arranged in the same horizontal plane, and perpendicular with said supporting member.

4. single awl drier according to claim 1 is characterized in that said filter medium is filter cloth and/or sintering net.

5. single awl drier according to claim 4 is characterized in that, also is provided with filter between said automatic diaphragm valve and the source of the gas.

6. single awl drier according to claim 5 is characterized in that said source of the gas is a nitrogen cylinder.