CN206577546U - A kind of multistage retracting device and material recovering system - Google Patents
A kind of multistage retracting device and material recovering system Download PDFInfo
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- CN206577546U CN206577546U CN201720268405.2U CN201720268405U CN206577546U CN 206577546 U CN206577546 U CN 206577546U CN 201720268405 U CN201720268405 U CN 201720268405U CN 206577546 U CN206577546 U CN 206577546U
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- inner barrel
- air inlet
- discharging opening
- retracting device
- outer cylinder
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Abstract
The utility model provides a kind of multistage retracting device and material recovering system, belongs to material recycle technical field.Multistage retracting device includes separator, filter and collection box.Separator includes outer cylinder body and inner barrel, and the first separated space is formed between outer cylinder body and inner barrel.Outer cylinder body is provided with the first air inlet, the first gas outlet and the first discharging opening, and the first air inlet is connected with the first separated space, and the first discharging opening is connected with the first separated space.Inner barrel is internally formed the second separated space, and inner barrel is provided with the second air inlet connected with the second separated space and second the second discharging opening of discharging opening is connected with the first separated space, and the first gas outlet is connected with the second separated space.The lateral wall of inner barrel is provided with helical blade provided with the component that keeps out the wind, the madial wall of inner barrel.First gas outlet is connected with filter, and filter is connected with collection box.This retracting device can carry out three-level to the gas containing particulate matter and be separated and recovered from, and organic efficiency is high.
Description
Technical field
The utility model is related to material recycle technical field, is returned in particular to a kind of multistage retracting device and material
Receipts system.
Background technology
In current aluminium alloy industry, most of aluminium alloys are typically made up of coating process.I.e. in the semi-finished product of aluminium alloy
Upper spraying organic coating.Aluminium alloy spraying is general to be carried out in powder spraying chamber, and the gas in powder spraying chamber can contain miscellaneous more organic painting
Expect particle.Generally require to handle gas by retracting device before outside discharge, so as to the organic coating in other
Particle is reclaimed.On the one hand organic coating particle can be avoided to be discharged into extraneous with gas and cause environmental pollution, on the other hand
Recycling can be carried out to organic coating particle.But existing retracting device is typically separated using primary separator,
Organic efficiency is low, and more organic coating particle is still contained in the gas given off, environmental pollution is both caused, can cause again
The waste of machine coating.
Utility model content
The purpose of this utility model is to provide a kind of multistage retracting device, low to improve existing retracting device organic efficiency
The problem of.
The purpose of this utility model is to provide a kind of material recovering system, it is intended to can efficiently be reclaimed in providing one kind
The material recovering system of contained organic coating particle in the gas discharged from powder spraying chamber.
What the utility model was realized in：
Based on above-mentioned first purpose, the utility model provides a kind of multistage retracting device, including separator, filter and returns
Receive case.
Separator includes outer cylinder body and inner barrel, and inner barrel forms first in outer cylinder body between outer cylinder body and inner barrel
Separated space, inner barrel is rotated with outer cylinder body and is connected；Outer cylinder body is provided with the first air inlet, the first gas outlet and the first discharging
Mouthful, the first discharging opening is located at the bottom of outer cylinder body, and the first air inlet connects with the first separated space, the first discharging opening and first point
From space connection, the airintake direction line of the first air inlet and the axis antarafacial of outer cylinder body；It is empty that inner barrel is internally formed the second separation
Between, inner barrel is provided with the second air inlet and the second discharging opening connected with the second separated space, and the second discharging opening is located at inner cylinder
The bottom of body, the second discharging opening is connected with the first separated space, and the first gas outlet is connected with the second separated space；Outside inner barrel
The position corresponding with the first air inlet is provided with the component that keeps out the wind that inner barrel can be promoted to rotate, the madial wall of inner barrel on the wall of side
It is provided with along the axially extending helical blade of inner barrel.
Filter is provided with the 3rd air inlet, the second gas outlet and the 3rd discharging opening, the 3rd air inlet and the first gas outlet
Connection, the first discharging opening is connected with the 3rd discharging opening with collection box.
Further, inner barrel and outer cylinder body are taper.
Further, the lateral wall of inner barrel is provided with supporter, and inner barrel is by support body supports in outer cylinder body
Side wall.
Further, the first separated space is divided into first receiving space and the second receiving space, the first air inlet by supporter
Mouth is connected with first receiving space, and the first discharging opening is connected with the second receiving space, and supporter is provided with least one blow vent,
The ventilation direction line of blow vent and the pivot center of inner barrel are set in angle.
Further, blow vent is multiple, and multiple blow vent spaced apart circumferentials are distributed in supporter.
Further, the component that keeps out the wind includes multiple deep beads, and multiple deep bead spaced apart circumferentials are distributed in the outside of inner barrel
On wall.
Further, pivot center of the ventilation direction line of the first air inlet perpendicular to inner barrel.
Further, filter includes housing and screen pack, and enclosure interior formation filter chamber, screen pack is rotatably located at
In filter chamber, filter chamber is divided into first chamber and second chamber by screen pack, and the 3rd air inlet is connected with first chamber, and second
Gas outlet is connected with second chamber, and screen pack possesses the first extreme position and the second extreme position, when screen pack is located at the first pole
During extreme position, the 3rd air inlet is connected with the 3rd discharging opening；When screen pack is located at the second extreme position, the 3rd air inlet and the
Two discharging openings disconnect.
Further, when screen pack is located at the first extreme position, screen pack is in tilted layout in filter chamber, screen pack
Lower edge is concordant with the lower edge of the 3rd discharging opening.
Based on above-mentioned second purpose, the utility model provides a kind of material recovering system, including powder spraying chamber, air extractor and
Above-mentioned multistage retracting device, powder spraying chamber is connected with the first air inlet of multistage retracting device by air extractor.
The beneficial effects of the utility model are：
The utility model provides a kind of multistage retracting device, during work, and it is empty that gas enters the first separation from the first air inlet
In, will into the gas in the first separated space due to the airintake direction line and the axis antarafacial of outer cylinder body of the first air inlet
Moved in a helical pattern in the first separated space, under the influence of centrifugal force, the particulate matter in gas is impacted in outer barrel
On the madial wall of body, finally along the madial wall of outer cylinder body from the first discharging opening enters collection box, the one-level to gas is completed
Separation.Gas after one-level separation is entered in the second separated space from the second air inlet, in one-level separation process, from first
Gas will apply thrust to the component that keeps out the wind in the first separated space that air inlet enters, so that drive inner barrel to rotate, inner barrel
Helical blade while rotation on inner barrel madial wall will drive the gas that enters in the second separated space in a helical pattern
Motion, under the influence of centrifugal force, the madial wall in inner barrel is impacted into the particulate matter in the gas of the second separated space
On, finally it is discharged to along the madial wall of inner barrel from the second discharging opening in outer cylinder body, and collection box is discharged to from the first discharging opening
In, complete the second-order separation to gas.The gas that gas after two-stage is separated is discharged from the first gas outlet enters from the 3rd
Gas port is entered in filter, and filter carries out three-level separation to gas, and the gas after separation is discharged from the second gas outlet, divided
The particulate matter separated out can be from the 3rd discharging opening be back to collection box.This retracting device can be to the gas containing particulate matter
Carry out three-level to be separated and recovered from, organic efficiency is high, recovering effect is good.
The utility model provides a kind of material recovering system, including powder spraying chamber, air extractor and multistage retracting device, can be high
What is imitated is separated and recovered to particulate matter contained in gas in powder spraying chamber, and the particulate matter after recovery can be reused.This
Outside, after particulate matter contained in gas is separated, gas can be discharged directly, and human body and environment will not be caused harm, environmental protection
Property is good.
Brief description of the drawings
In order to illustrate more clearly of the technical scheme of the utility model embodiment, it will use below required in embodiment
Accompanying drawing be briefly described, it will be appreciated that the following drawings illustrate only some embodiments of the present utility model, therefore should not be by
Regard the restriction to scope as, for those of ordinary skill in the art, on the premise of not paying creative work, may be used also
To obtain other related accompanying drawings according to these accompanying drawings.
Fig. 1 is the structural representation for the multistage retracting device that the utility model embodiment 1 is provided；
Fig. 2 is the structural representation of the separator shown in Fig. 1；
Fig. 3 is the structural representation of the outer cylinder body shown in Fig. 2；
Fig. 4 is the IV-IV sectional views shown in Fig. 3；
Fig. 5 is the full sectional view of the inner barrel shown in Fig. 2；
Fig. 6 is the VI-VI sectional views shown in Fig. 5；
Fig. 7 is the VII-VII sectional views shown in Fig. 5；
Fig. 8 is the structural representation of the inner barrel shown in Fig. 2；
Fig. 9 is the structural representation of the filter shown in Fig. 1；
The structural representation for the material recovering system that Figure 10 provides for the utility model embodiment.
Icon：100- multistage retracting devices；10- separators；11- outer cylinder bodies；111- stack shells；The air inlets of 1111- first；
The discharging openings of 1112- first；112- covers；The gas outlets of 1121- first；The separated spaces of 113- first；1131- first receiving spaces；
The receiving spaces of 1132- second；12- inner barrels；The separated spaces of 121- second；The air inlets of 122- second；The discharging openings of 123- second；
124- helical blades；125- keeps out the wind component；1251- deep beads；126- supporters；1261- blow vents；20- filters；21- shells
Body；211- filter chambers；2111- first chambers；2112- second chambers；The air inlets of 212- the 3rd；The gas outlets of 213- second；214-
3rd discharging opening；The limited blocks of 215- first；The limited blocks of 216- second；22- screen packs；30- collection boxes；200- material recycles system
System；210- powder spraying chambers；220- air extractors.
Embodiment
It is new below in conjunction with this practicality to make the purpose, technical scheme and advantage of the utility model embodiment clearer
Accompanying drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that retouched
The embodiment stated is a part of embodiment of the utility model, rather than whole embodiments.Generally here described in accompanying drawing and
The component of the utility model embodiment shown can be arranged and designed with a variety of configurations.
Therefore, the detailed description of embodiment of the present utility model below to providing in the accompanying drawings is not intended to limit requirement
The scope of the present utility model of protection, but it is merely representative of selected embodiment of the present utility model.Based in the utility model
Embodiment, the every other embodiment that those of ordinary skill in the art are obtained under the premise of creative work is not made, all
Belong to the scope of the utility model protection.
It should be noted that in the case where not conflicting, the feature in embodiment and embodiment in the utility model can
To be mutually combined.
It should be noted that：Similar label and letter represents similar terms in following accompanying drawing, therefore, once a certain Xiang Yi
It is defined in individual accompanying drawing, then it further need not be defined and explained in subsequent accompanying drawing.
, it is necessary to which explanation, indicating position or position relationship are based on shown in the drawings in description of the present utility model
Orientation or position relationship, or the orientation usually put when using of the utility model product or position relationship, or ability
Orientation or position relationship that field technique personnel usually understand, or the orientation usually put when using of the utility model product or
Position relationship, is for only for ease of description the utility model and simplifies description, rather than indicate or imply the device or member of meaning
Part must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to limitation of the present utility model.
In addition, term " first ", " second ", " the 3rd " etc. are only used for distinguishing description, and it is not intended that indicating or implying relatively important
Property.
In description of the present utility model, in addition it is also necessary to which explanation, unless otherwise clearly defined and limited, term " are set
Put ", " installation ", " connection " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integratedly
Connection；Can be directly connected to, can also be indirectly connected with by intermediary.For the ordinary skill in the art,
Concrete meaning of the above-mentioned term in the utility model can be understood with concrete condition.
Embodiment 1
As shown in figure 1, the present embodiment provides a kind of multistage retracting device 100, including separator 10, filter 20 and recovery
Case 30.
As shown in Fig. 2 separator 10 includes outer cylinder body 11 and inner barrel 12, inner barrel 12 is rotationally connected with outer cylinder body 11
It is interior.
As shown in figure 3, outer cylinder body 11 is pyramidal structure, it includes the stack shell 111 and cover 112 of taper, and stack shell 111 is top
End opening structure, cover 112 is screwed onto at the opening of stack shell 111, and cover 112 is sealed with stack shell 111 to be coordinated.The side of stack shell 111
The first air inlet 1111 is provided with wall at cover 112, the bottom of stack shell 111 offers the first discharging opening 1112；Cover 112
Centre position offer the first gas outlet 1121.
Wherein, the axis antarafacial of the airintake direction line of the first air inlet 1111 and stack shell 111, i.e. the first air inlet 1111
The axis of airintake direction and stack shell 111 is both non-intersect, also not parallel.In the present embodiment, on the radial section of stack shell 111, the
The airintake direction line of one air inlet 1111 is tilted down with respect to the axis of stack shell 111.In addition, as shown in figure 4, the first air inlet
1111 airintake direction line is vertical with the axis of stack shell 111, i.e., on the axial cross section of stack shell 111, the first air inlet 1111
Airintake direction line is located on using the axis of stack shell 111 as the tangential direction of the circle in the center of circle.
As shown in figure 5, inner barrel 12 is pyramidal structure, the taper of the taper of inner barrel 12 and the stack shell 111 of outer cylinder body 11
It is equal.It is internally formed the second separated space 121, and the top of inner barrel 12 is hatch frame, and the side wall of inner barrel 12 is provided with the
Two air inlets 122, the bottom of inner barrel 12 is provided with the second discharging opening 123.The madial wall of cylinder is provided with along inner barrel 12 axially
The helical blade 124 of extension, the lateral wall of inner barrel 12 is provided with keep out the wind component 125 and supporter 126.
Wherein, the component 125 that keeps out the wind includes multiple deep beads 1251, the vertical line of the length direction inner barrel 12 of deep bead 1251
Direction is consistent.As shown in fig. 6, all spaced apart circumferentials of deep bead 1251 are distributed on the lateral wall of inner barrel 12.
Supporter 126 is generally annular configuration, and the lateral wall of its madial wall and inner barrel 12 is fixed, outside supporter 126
Side wall is the conical surface, and its taper is equal with the taper of the stack shell 111 of outer cylinder body 11.
As shown in fig. 7, the lateral wall of supporter 126 is provided with multiple blow vents 1261, all intervals of blow vent 1261 circle
It is distributed in week on supporter 126.As shown in figure 8, the ventilation direction line of passage and the axis of inner barrel 12 are set in angle.
As shown in Fig. 2 inner barrel 12 is provided with outer cylinder body 11, inner barrel 12 is supported in outer cylinder body 11 by supporter 126
Madial wall on, the formation of cover 112 of the top open part of inner barrel 12 and outer cylinder body 11 is sealed, and gas outlet separates sky with second
Between 121 connections, the position of the first air inlet 1111 is corresponding with the position for the component 125 that keeps out the wind.Inner barrel 12 and outer cylinder body 11
Part the first separated space 113 of formation, 113 points by the first separated space of supporter 126 is that first receiving space 1131 and second is held
Receive space 1132, the first air inlet 1111 is connected with first receiving space 1131, the first discharging opening 1112 and the second discharging opening 123
Connected with the one the second receiving spaces 1132, the receiving space 1132 of first receiving space 1131 and second passes through supporter 126
On blow vent 1261 connect, first receiving space 1131 is connected by the second air inlet 122 with the second separated space 121.
After inner barrel 12 is provided with outer cylinder body 11, inner barrel 12 is with outer cylinder body 11 to be coaxially disposed, and inner barrel 12 can be relative
Outer cylinder body 11 is rotated around the axis of itself, i.e. the pivot center of inner barrel 12 is the axis of itself.
As shown in figure 9, filter 20 includes housing 21 and screen pack 22, housing 21 is internally formed filter chamber 211, filter chamber
211 be cylinder, and housing 21 is provided with the 3rd air inlet 212, the second gas outlet 213 and the 3rd discharging opening 214 of circle distribution,
3rd air inlet 212 is located at the top of housing 21, and the second gas outlet 213 and the 3rd discharging opening 214 are symmetrically distributed in housing 21
Both sides close to bottom.The inwall of housing 21 can the second limited block 216 provided with the first limited block 215.Screen pack 22 is provided with
Filter bores, the aperture of filter bores is 0.1-0.3 microns.Screen pack 22 is spindle rotationally arranged in filter chamber 211, screen pack 22
Between the first limited block 215 and the second limited block 216.Filter chamber 211 is divided into first chamber 2111 and by screen pack 22
Two chambers 2112.When screen pack 22 is rotated in filter chamber 211, when screen pack 22 is contacted with the first limited block 215, screen pack
22 are located at the first extreme position；When screen pack 22 is contacted with the second limited block 216, screen pack 22 is located at the second extreme position.
Screen pack 22 is in the range of it can rotate, and the 3rd air inlet 212 is connected with first chamber 2111 all the time, the second gas outlet 213
With being connected all the time with second chamber 2112.However, when screen pack 22 is located at the first extreme position, the 3rd air inlet 212 passes through the
One chamber 2111 is connected with the 3rd discharging opening 214, now, and screen pack 22 is in tilted layout in filter chamber 211, under screen pack 22
Edge is concordant with the lower edge of the 3rd discharging opening 214；When screen pack 22 is located at the second extreme position, the 3rd air inlet 212 goes out with the 3rd
Material mouth 214 disconnects.It should be noted that；The disconnection of 3rd air inlet 212 and the 3rd discharging opening 214 is substantially to more than filtering
The particulate matter in hole aperture is obstructed.
As shown in figure 1, collection box 30 is open-topped casing.The bottom of outer cylinder body 11 directly inserts in opening for collection box 30
At mouthful, outer cylinder body 11 is sealed with the formation of collection box 30, and the first discharging opening 1112 is connected with collection box 30.The 3rd of filter 20 enters
The gas outlet 1121 of gas port 212 and first passes through pipeline communication by pipeline communication, the 3rd discharging opening 214 with collection box 30.Connection
3rd material mouth is higher than the connection being connected with collection box 30 with the connection end that the pipeline of collection box 30 is connected with the 3rd discharging opening 214
End.
In use, the gas with certain pressure enters in the first separated space 113 from the first air inlet 1111, by first
The airintake direction of air inlet 1111 and the axis antarafacial of outer cylinder body 11, will be with spiral into the gas in the first separated space 113
Mode moved in the first separated space 113, under the influence of centrifugal force, the particulate matter in gas is impacted in outer cylinder body 11
Madial wall on, finally entered along the madial wall of outer cylinder body 11 from the first discharging opening 1112 in collection box 30, complete to gas
One-level separation.The gas after a separation is entered in the second separated space 121 from the second air inlet 122, in the first separation
During, from the gas in the first separated space 113 that the first air inlet 1111 enters by the deep bead for the component 125 that keeps out the wind
1251 apply thrust, so that drive inner barrel 12 to be rotated relative to outer cylinder body 11, the inner side of inner barrel 12 while inner barrel 12 is rotated
Helical blade 124 on wall will drive the gas entered in the second separated space 121 to move in a helical pattern, in centrifugal force
Under effect, impacted into the particulate matter in the gas of the second separated space 121 on the madial wall of inner barrel 12, finally along interior
The madial wall of cylinder 12 is discharged in outer cylinder body 11 from the second discharging opening 123, and is discharged to collection box from the first discharging opening 1112
In 30, the second-order separation to gas is completed.The gas that gas after two-stage is separated is discharged from the first gas outlet 1121 from
3rd air inlet 212 is entered in filter 20, and filter 20 carries out three-level separation to gas, and the gas after separation goes out from second
Gas port 213 is discharged, and the particulate matter being separated can be back in collection box 30 from the 3rd discharging opening 214.This retracting device
Three-level can be carried out to the gas containing particulate matter to be separated and recovered from, organic efficiency is high.
It should be noted that filter 20 to gas when filtering, screen pack 22 is located at the second extreme position, i.e., the
The disconnection of three air inlets 212 and the 3rd discharging opening 214；When needing to discharge particulate matter in filter 20 from filter 20
When, screen pack 22 can be made to be located at the first extreme position, the particulate matter on screen pack 22 is slid onto recovery from screen pack 22
In case 30.
In the present embodiment, make inner barrel 12 rotate produced by power resources in gas, gas is from the first air inlet 1111
To the thrust for the component 125 that keeps out the wind after into the first separated space 113.In the present embodiment, the component 125 that keeps out the wind is multiple circle spacings
It is distributed in the deep bead 1251 on the lateral wall of inner barrel 12, it is ensured that inner barrel 12 is in rotation process, into the first separation
The continual impact of gas in space 113 is on different deep beads 1251, it is ensured that inner barrel 12 can continue to rotate.This
Outside, in the present embodiment, the pivot center of the airintake direction and inner barrel 12 of the first air inlet 1111 is arranged vertically for antarafacial, this
Structure cause from the first air inlet 1111 enter gas inner barrel 12 radial section in can up to impact in deep bead
On 1251, make to produce larger thrust on deep bead 1251.
In the present embodiment, the lateral wall of inner barrel 12 is provided with supporter 126, can play a part of positioning support.First
Gas in receiving space 1131 can only be entered in the second receiving space 1132 by the blow vent 1261 on supporter 126,
And the ventilation direction of blow vent 1261 and the pivot center of inner barrel 12 are set in angle, when gas flows through blow vent 1261,
Gas will apply one to supporter 126 and be circumferentially separated, and the axial separation that gas is applied to supporter 126 can make inner barrel 12
Rotate, so as to increase the velocity of rotation of inner barrel 12.In the present embodiment, the blow vent 1261 on supporter 126 is multiple, at it
In his specific embodiment, blow vent 1261 is alternatively one or two.
In the present embodiment, inner barrel 12 and outer cylinder body 11 are pyramidal structure, on the one hand, inner barrel 12 and outer cylinder body 11
Equidistant gap can be formed, is easy to gas to flow；On the other hand, the process of one-level separation and the second-order separation is being carried out to gas
In, the particulate matter impacted on inner barrel 12 and the madial wall of outer cylinder body 11 is not susceptible to adhesion, can quickly slide to bottom.When
So, during secondary separation, inner barrel 12 is in rotary state all the time, and particulate matter is less prone to stick in inner barrel 12
On inwall.
Embodiment 2
As shown in Figure 10, the present embodiment provides a kind of material recovering system 200, including powder spraying chamber 210, air extractor 220
With the multistage retracting device 100 in above-described embodiment.
In the present embodiment, air extractor 220 is air exhauster, and air exhauster possesses air inlet and air outlet, and air inlet passes through pipe
Road is connected with powder spraying chamber 210, and air outlet is connected by pipeline with the first air inlet 1111 of multistage retracting device 100.
The utility model provides a kind of material recovering system 200, and assembling device of sobbing can will contain organic painting in powder spraying chamber 210
The gas of material particle is extracted out and delivered in multistage retracting device 100, and multistage retracting device 100 can be to organic dirty coating in gas
Particle is separated and recovered from, and the particulate matter after recovery can be reused.In addition, particulate matter contained in gas is separated
Afterwards, gas can be discharged directly, human body and environment will not be caused harm, the feature of environmental protection is good.
Preferred embodiment of the present utility model is these are only, the utility model is not limited to, for this area
Technical staff for, the utility model can have various modifications and variations.It is all it is of the present utility model spirit and principle within,
Any modification, equivalent substitution and improvements made etc., should be included within protection domain of the present utility model.
Claims (10)
1. a kind of multistage retracting device, it is characterised in that including separator, filter and collection box；
The separator includes outer cylinder body and inner barrel, the inner barrel in the outer cylinder body, the outer cylinder body with it is described
The first separated space is formed between inner barrel, the inner barrel is rotated with the outer cylinder body and is connected；The outer cylinder body is provided with first
Air inlet, the first gas outlet and the first discharging opening, first discharging opening are located at the bottom of the outer cylinder body, first air inlet
Mouth is connected with first separated space, and first discharging opening is connected with first separated space, first air inlet
Airintake direction line and the outer cylinder body axis antarafacial；The inner barrel is internally formed the second separated space, the inner barrel
Provided with the second air inlet and the second discharging opening connected with second separated space, second discharging opening is located in described
The bottom of cylinder, second discharging opening is connected with first separated space, and first gas outlet is separated with described second
Space is connected；The position corresponding with first air inlet, which is provided with, on the lateral wall of the inner barrel can promote inner barrel to turn
The dynamic component that keeps out the wind, the madial wall of the inner barrel is provided with along the axially extending helical blade of the inner barrel；
The filter is provided with the 3rd air inlet, the second gas outlet and the 3rd discharging opening, the 3rd air inlet and described the
One gas outlet is connected, and first discharging opening is connected with the 3rd discharging opening with the collection box.
2. multistage retracting device according to claim 1, it is characterised in that the inner barrel and the outer cylinder body are cone
Shape.
3. multistage retracting device according to claim 2, it is characterised in that the lateral wall of the inner barrel is provided with support
Body, the inner barrel is by the support body supports in the madial wall of the outer cylinder body.
4. multistage retracting device according to claim 3, it is characterised in that the supporter is by first separated space
It is divided into first receiving space and the second receiving space, first air inlet is connected with the first receiving space, described first
Discharging opening is connected with second receiving space, and the supporter is provided with least one blow vent, the ventilation of the blow vent
Direction line and the pivot center of the inner barrel are set in angle.
5. multistage retracting device according to claim 4, it is characterised in that the blow vent be it is multiple, it is multiple described logical
Gas port spaced apart circumferential is distributed in the supporter.
6. multistage retracting device according to claim 1, it is characterised in that the component that keeps out the wind includes multiple deep beads,
The multiple deep bead spaced apart circumferential is distributed on the lateral wall of the inner barrel.
7. multistage retracting device according to claim 5, it is characterised in that the ventilation direction line of first air inlet is hung down
Directly in the pivot center of the inner barrel.
8. multistage retracting device according to claim 1, it is characterised in that the filter includes housing and screen pack,
Enclosure interior formation filter chamber, the screen pack is rotatably in the filter chamber, and the screen pack is by the mistake
Filter chamber is divided into first chamber and second chamber, and the 3rd air inlet is connected with the first chamber, second gas outlet
Connected with the second chamber, the screen pack possesses the first extreme position and the second extreme position, when the screen pack is located at
During the first extreme position, the 3rd air inlet is connected with the 3rd discharging opening；When the screen pack is located at second limit position
When putting, the 3rd air inlet disconnects with second discharging opening.
9. multistage retracting device according to claim 8, it is characterised in that when the screen pack is located at the first extreme position
When, the screen pack is in tilted layout in the filter chamber, and the lower edge of the lower edge of the screen pack and the 3rd discharging opening is put down
Together.
10. a kind of material recovering system, it is characterised in that including described in powder spraying chamber, air extractor and claim any one of 1-9
Multistage retracting device, the powder spraying chamber connected with the first air inlet of the multistage retracting device by the air extractor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720268405.2U CN206577546U (en) | 2017-03-17 | 2017-03-17 | A kind of multistage retracting device and material recovering system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720268405.2U CN206577546U (en) | 2017-03-17 | 2017-03-17 | A kind of multistage retracting device and material recovering system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206577546U true CN206577546U (en) | 2017-10-24 |
Family
ID=60113668
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720268405.2U Active CN206577546U (en) | 2017-03-17 | 2017-03-17 | A kind of multistage retracting device and material recovering system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206577546U (en) |
-
2017
- 2017-03-17 CN CN201720268405.2U patent/CN206577546U/en active Active
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