CN105451868B - Agitating device - Google Patents
Agitating device Download PDFInfo
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- CN105451868B CN105451868B CN201480045297.1A CN201480045297A CN105451868B CN 105451868 B CN105451868 B CN 105451868B CN 201480045297 A CN201480045297 A CN 201480045297A CN 105451868 B CN105451868 B CN 105451868B
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- 238000000855 fermentation Methods 0.000 claims description 30
- 230000004151 fermentation Effects 0.000 claims description 30
- 239000000463 material Substances 0.000 claims description 24
- 238000005452 bending Methods 0.000 claims description 9
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 9
- 238000003756 stirring Methods 0.000 claims description 6
- 239000000203 mixture Substances 0.000 description 8
- 230000000875 corresponding Effects 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 3
- 235000019749 Dry matter Nutrition 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 210000004209 Hair Anatomy 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 235000019580 granularity Nutrition 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000007430 reference method Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Abstract
According to the embodiment of subject matter disclosed herein, agitating device (100) is described, the agitating device includes the axle that can surround pivot axis；Agitating element (106), the agitating element are connected to axle, and the agitating element (106) has groove (108)；The groove (108) has surface portion (114) and edge (116), and the edge (116) limits the opening provided to the entrance of surface portion (114)；Groove (108) separates with axle, and the rotation of its axis limits the moving direction (120) of groove (108), and edge (116) form the leading edge of groove (108) along the direction；Surface portion (114) limits the depth (122) relative to edge (116) of groove (108)；And wherein, radially inwardly on (124), the depth (122) of groove (108) reduces.According to embodiment, the depth (122) reduced can be realized by the appropriate inclination angle (136) of the surface portion (114) of groove (116) and/or the appropriate inclination angle (140) at the edge (116) for passing through groove (108).
Description
Technical field
The present invention relates to the technical field of the agitating device for biogas fermentation bucket.
Background technology
EP2561925A1 discloses the agitating element with head, including two grooves towards opposite direction, wherein often
Individual groove part is towards circumferential direction.
The content of the invention
In view of above-mentioned state, has the needs for improved technology, the improved technology can make offer be used for biogas fermentation
The agitating device of bucket, the agitating device provide the high-efficiency stirring to the fermentation materials in biogas fermentation bucket.
The needs can be by meeting according to the theme of independent claims.The advantageous embodiment of subject matter disclosed herein by from
Belong to claim description.
According to the embodiment of the first aspect of subject matter disclosed herein, there is provided a kind of stirring for biogas fermentation bucket fills
Put, the agitating device is configured for stirring fermentation materials, and the agitating device includes：Axle, the axle can be surrounded and rotated
Axis rotates；Agitating element, the agitating element are connected to axle, and the agitating element has groove；The groove has surface
Part and edge, the edge limited opening that the entrance for arriving surface portion is provided；Groove separates with axle, the rotation limit of its axis
Determine the moving direction of groove, edge forms the leading edge of groove along the direction；Surface portion limit groove relative to edge
Depth；Wherein, in a radially inward direction, the depth of groove reduces.
During the moving up of agitating element, during agitating element surrounds pivot axis, some hairs
Ferment material (such as sediment) is received in a groove, and the fermentate being contained in fermenter is moved through by groove
Material.Its it is subsequent move down during, for the opening of groove under, most of fermentation materials in groove fall on groove
Outside, groove is made to can be used for collecting other fermentation materials.However, in traditional agitating element, such as in EP2561925A1
Described, especially sediment can be adhered on groove, so as to reduce the effective volume of groove.
The first aspect of subject matter disclosed herein is based on following design, i.e., because the resistance radially-inwardly emptied of resistance groove
Power is reduced, therefore groove is easy to the fermentation materials of receiving in a groove relative to the depth of the inside reduction of its edge of opening
Remove.On the other hand, the embodiment of subject matter disclosed herein is considered in biogas fermentation bucket during stirring fermentation materials,
And during stirring fermentation materials especially in plug flow fermenter, higher power acts on single agitating element
On.
Although involved is usually single agitating element herein, it should be appreciated that, agitating device generally includes more
Individual agitating element.
Generally herein, term " radially inwardly ", " direction radially inward ", " radially ", " footpath
To ", " footpath is inside ", " footpath is outside " etc. represents the agitating element and the term is defined relative to agitating element.
Particularly suitable for plug flow fermenter and it is used for according to the agitating device of the embodiment of subject matter disclosed herein
Dry fermentation fermenter, wherein fermentation materials have 15% or more dry-matter content, such as 20% or more, for example
25% or more or 30% or more dry-matter content.
Generally herein, unless otherwise indicated, term " axial direction " refers to parallel to axle and/or parallel to its rotation
The direction of axis.
According to embodiment, surface portion has radially inner portion and radially outer point, and wherein radially inner portion, which is positioned at, turns
Between shaft line and radially outer point, and wherein surface portion is constructed such that the movement in groove in the direction of movement
In, radially inner portion is forward part, and radially outer point follows radially inner portion.For example, according to embodiment, surface element split-phase
For the planar tilt vertical with moving direction.Therefore, if agitating element is towards upper, for example, if agitating element is at its 10 points
Between clock position and its position, then under gravity, relative to (perpendicular to moving direction) non-slanted surface portion at 2 o'clock
Point, the fermentation materials that inclined surface portion will be received in groove are more moved to the edge of groove.
According to embodiment, edge has radially inward edge part and radially outward edge part, wherein radially inward edge part
It is positioned between pivot center and radially outward edge part；Edge is constructed such that, in the movement of groove, in moving direction
On, radially outward edge part is forward part and radially inward edge part follows radially outward edge part.For example, according to implementation
Example, the edge of groove is relative to the planar tilt vertical with moving direction.Accordingly, with respect to the non-inclined edge of groove, tilt
There is it to be positioned closer to the radially inward edge part of surface portion at edge.
According to embodiment, groove has straight or continuous curved edge.
According to another embodiment, surface portion forms at least a portion of the bottom of groove.Generally, the bottom of groove
The part of the restriction depth of groove of groove can be defined as.
Groove can laterally be limited by least one wall.For example, the opening of groove has quadrangle form wherein
In embodiment, groove alternatively includes four walls that bottom portion of groove is extended to from the edge of groove.According to embodiment, wall is in movement
Side upwardly extends.The advantages of quadrangle form is, there is provided the large area being transversely to the direction of travel, is easy to manufacture simultaneously.
According to embodiment, groove includes another surface portion, and wherein surface portion is positioned at another surface portion and rotation
Between axis；Another surface portion limits the depth relative to edge of groove.In other words, in the present embodiment, groove bag
Include at least two surface portion, above-mentioned surface portion and another surface portion.According to embodiment, another surface portion also forms recessed
The part of the bottom of groove.According to embodiment, another surface portion is configured for, and is being appeared from fermentation materials and is being again dipped into
Between in fermentation materials, for example, agitating element 10 o'clock position and 2 o'clock position between, such as 12 points in agitating element
Clock opening position, during groove is moved to outside the fermentation materials in fermenter, improve the emptying of groove, wherein agitating element
Vertically upwards extend.
According to embodiment, at least one in surface portion and another surface portion is flat surface portions.According to another
Individual embodiment, at least one in surface portion and another surface portion are arcuate surface portions.
According to embodiment, another surface portion has Part I and Part II, wherein the second of another surface portion
Part is positioned between the Part I of another surface portion and the radially outer point of surface portion；Another surface portion is constructed
Into causing in movement of the groove along moving direction, its Part I is forward part and its Part II follows Part I.
For example, according to embodiment, another surface portion is relative to the planar tilt perpendicular to moving direction, wherein surface portion and another
Surface portion is tilted towards each other, and the angle less than 180 ° is formed between surface portion and another surface portion.
According to embodiment, agitating element includes the middle surface portion being positioned between surface portion and another surface portion
Point, surface portion and another surface portion are connected as the continuous surface of groove by intermediate surface portion.According to embodiment, middle table
Face part is arcuate surface portions.For example, according to embodiment, intermediate surface portion has a following slope, and the slope is from another
The slope rate continuity of surface portion changes to the slope of surface portion so as to form curvature.
According to another embodiment, surface portion and another surface portion abut at bending section.With surface portion and separately
One surface portion is the embodiment combination of flat surface portions, and the embodiment allows the low cost production of agitating element.Especially,
According to embodiment, agitating element is made up of more than one piece flat-panel component, while the advantages of still provide as disclosed herein.For example, wall
It can be formed with bottom by the flat-panel component being coupled (e.g., welded) to together.
According to embodiment, surface portion in radial directions the radical length of extending flute at least 10%.According to other
Embodiment, surface portion respectively extend at least 15%, 20%, 30%, 40%, 50%, 60%, 70% in radial directions,
80% or 100%.The radical length of surface portion is bigger, and the effect for reducing depth in a radially inward direction is bigger.According to it
Its embodiment, surface portion respectively extend 15%, 20%, 30%, 40%, 50%, 60%, 70% in radial directions,
80% or 100% or less.It should be understood that in minimum length and combination more than the maximum length of minimum length, for table
The minimum length of face part and the present invention of the above-mentioned percentage of maximum length include following corresponding length range：Wherein it is used for
The length of surface portion declines in corresponding embodiment.
According to another embodiment, surface portion extends as the crow flies in a first direction.For example, in embodiment, surface
Part is flat surface portions, as described above.In other embodiments, surface portion is bent, while is alternatively still existed
Extend as the crow flies on first direction.For example, according to embodiment, first direction is parallel to pivot center.In other words, according to implementation
Example, first direction is axial direction.In the present embodiment, surface portion can be formed by a metallic plate, a metal
Plate is connected to the side wall of groove, so as to form the bottom of groove.According to embodiment, first direction forms angle with axial direction,
So as to which once groove moves in the direction of movement, then material conveying is generated in the axial direction.
According to embodiment, on the internal direction for assigning to its radially outer point is radially therefrom, surface portion is bent, such as
Continuous bend.Once groove is moved through into fermentation materials in the direction of movement, then this can in radial directions in a groove
Generate the flowing of fermentation materials.The flowing of fermentation materials in a groove reduces or eliminates the accumulation of sediment in a groove.According to
Embodiment, surface portion are configured for generating the flowing of fermentation materials in a groove.For example, according to embodiment, this passes through
In the following manner realizes that is, surface portion is bent on the direction vertical with axial direction, and alternatively first direction is axle
At least there is nonzero component to direction or in the axial direction.Another surface portion can be constructed in a similar manner, i.e.,
Extend as the crow flies on one direction, wherein first direction is axial direction or at least has nonzero component in the axial direction, simultaneously
Another surface portion is bent on the direction vertical with axial direction.According to embodiment, the whole bottom of groove is with this side
Formula is formed.
According to another embodiment, surface portion on the internal direction for assigning to its radially outer point is radially therefrom as the crow flies
Extension.In the present embodiment, surface portion can in the axial direction bend or can extend as the crow flies in the axial direction.
According to embodiment, the edge of groove includes the radially inner portion of radially innermost edge part, wherein surface portion
It is positioned near the radially innermost edge part at edge.According to embodiment, arbitrfary point on radially innermost edge part
The distance nearby put to this limits, and the distance is less than the 50% of the depth capacity of groove in the direction of movement.According in addition
Embodiment, the distance put to this near the arbitrfary point on radially innermost edge part limits, and the distance is respectively
Less than the 40%, 30%, 20%, 10% or 5% of the depth capacity of groove in the direction of movement.By the inner radial of surface portion
Divide near the radially innermost edge part at the edge for being positioned at groove, can have for being received fermentate in a groove
The advantages of expecting the lower drag of evacuation groove in a radially inward direction.
According to embodiment, at least one wall of groove includes radially extending inwall in the direction of movement；The radial direction of groove
Inwall forms the radially innermost edge part at the edge of groove；And surface portion abuts inner radial wall, with radially inward edge
Spaced-apart.This feature can improve the flowing of the fermentation materials in groove.
Hereinbefore, with reference to the agitating device for being used for biogas fermentation bucket, it has been described that and be described below herein
Disclosed in theme exemplary embodiment.It must be noted that certainly, it is related to the feature of the different aspect of subject matter disclosed herein
Any combination is also possible.Especially, or some features will be described with reference to the embodiment of device type, but
Or other features are described into the embodiment of reference method type.However, those skilled in the art will retouch from above and below
Recognized in stating, unless otherwise prescribed, any combination of the feature except belonging to one side, and it is related to different aspect or reality
Apply any combination of the feature of example, such as the even combination of the feature of the feature of device type embodiment and Method type embodiment
It is considered as passing through disclosure.
The embodiment and aspect of the above-mentioned restriction of subject matter disclosed herein and other aspect and embodiment are shown from following
Be in example it will be apparent that and be described referring to the drawings, but the invention is not restricted to this.For retouching for hereinafter provided example
State, above-mentioned defined explanation and description are also effective, and vice versa.
Brief description of the drawings
Fig. 1 shows the part of the agitating device for biogas fermentation bucket of the embodiment according to subject matter disclosed herein.
Fig. 2 show when from the line II-II in Fig. 1 figure 1 illustrates agitating element side view.
Fig. 3 illustrates in greater detail Fig. 1 agitating element.
Fig. 4 shows the agitating element of Fig. 3 when from the line IV-IV in Fig. 3.
Fig. 5 illustrates a part for another agitating element of the embodiment according to subject matter disclosed herein with section view.
Fig. 6 illustrates the part of another agitating element of the embodiment according to subject matter disclosed herein with section view.
Embodiment
Diagram in accompanying drawing is schematical.It should be noted that in various figures, similar or identical element is provided with phase
Same reference or reference, the reference are different from corresponding reference only in the first numeral.Therefore, it is right
Similar or same characteristic features descriptions are not repeated in the description of subsequent figure, to avoid unnecessary repetition.However, it should manage
Solution, unless otherwise showing, for subsequent figure, the description to these features in previous figure is also effective.
Fig. 1 shows the part of the agitating device 100 for biogas fermentation bucket of the embodiment according to subject matter disclosed herein.
Agitating device includes that the axle 102 that pivot center 104 rotates can be surrounded.According to embodiment, axle 102 is hollow shaft, such as
Shown in Fig. 1.Multiple agitating elements 106 are connected to axle 102, and one in multiple agitating elements shows in Fig. 1.Agitating element
106 include groove 108.According to embodiment, groove 108 is formed by the head 110 of agitating element 106.According to embodiment, head
110 are installed to axle 102 via the main body 112 of agitating element 106.Although the head 110 of agitating element 106 and main body 112 can
To be integrally formed by single part, according to embodiment, head 110 is arranged to be connected to point of the main body 112 of agitating element
From element, main body 112 is connected to axle 102, as shown in Figure 1.
According to embodiment, groove 108 includes surface portion 114 and limits the edge 116 of the opening of groove.The opening of groove
The entrance of surface portion 114 is provided.
Fig. 2 show when from the line II-II in Fig. 1 figure 1 illustrates agitating element 106 side view.
According to embodiment, groove 108 is separated the distance of the length of the main body 112 of about agitating element 106 with axle 102.
When axle 102 is rotating in rotation direction 118, the corresponding of agitating element 106 rotates the moving direction 120 for limiting groove 108, its
Middle edge 116 forms the leading edge of groove 108.In other words, in the rotation process of axle 102, moving direction 120 always with it is recessed
The mobile route around pivot center 104 of groove 108 is tangent.Therefore, moving direction 120 is towards circumferential direction, but is related to recessed
The mobile reference system of groove 108, and the fixation that circumferential direction is commonly angled relative in three dimensions (does not rotate) reference system and is defined.
According to embodiment, surface portion 114 limits depth 122 of the groove 108 relative to edge 116.Further, according to
Embodiment, in radial inwardly direction 124, the depth 122 of groove 108 reduces, as shown in Figure 2.
According to embodiment, agitating element 106 includes another groove 126 towards the direction opposite with groove 108.According to reality
Example is applied, groove 108 and another groove 126 are configured to symmetrical on symmetrical plane 128.According to embodiment, symmetrical plane 128 exists
Extend in radial direction 124.
Fig. 3 illustrates in greater detail Fig. 1 agitating element 106.
Especially, Fig. 3 shows the head 110 with groove 108 and another groove 126 of agitating element 106.Such as relative to
What Fig. 2 was mentioned, groove 108 includes surface portion 114, and the surface portion limits the depth relative to edge 116 of groove 108
122, edge 116 forms the opening of groove 108.
According to embodiment, surface portion 114 includes radially inner portion 129 and radially outer point 130, wherein radially inner portion
129 are positioned between pivot center (Fig. 3 is not shown) and radially outer point 130.In other words, radially outer points 130 from
The radial distance of pivot center is more than the radial distance from pivot center of radially inner portion 129.
According to further embodiment, edge 116 has radially inward edge part 144 and radially outward edge part 146, wherein
Radially inward edge part 144 is positioned between pivot center (Fig. 3 is not shown) and radially outside edge 146.In other words, footpath
It is more than the radial distance of radially inward edge part 144 and pivot center to the radial distance of outer edge part 146 and pivot center.
According to the embodiment of subject matter disclosed herein, the depth limited by surface portion 114 and edge 116 of groove 108
122 are reduced in radial inwardly direction 124, as shown in Figure 3.
According to embodiment, the depth of groove is determined (measurement) in the direction of movement.The depth in radial inwardly direction 124
Reduce and represent, on moving direction 120, radially outer point the distance between 130 and edge 116 132 are more than radially inner portion 129
(also measuring in the direction of movement) distance 134 between edge 116.
In embodiment, an angle is tilted relative to the plane 138 vertical with moving direction 120 by surface portion 114
136, to realize the depth reduced.For example, according to more usually embodiment, surface portion 114 is constructed such that groove 108 exists
When being moved on moving direction 120, radially inner portion 129 is forward part and radially outer point 130 follows radially inner portion 129,
As shown in Figure 3.
Alternatively, or in addition, in embodiment, by edge 116 relative to the plane 142 vertical with moving direction 120
An angle 140 is tilted, to realize the reduction of depth.For example, according to more usually embodiment, edge 116 is constructed such that recessed
For groove 108 when being moved on moving direction 120, radially outward edge part 146 is forward part and radially inward edge part 144 follows
Radially outside edge 146, as shown in Figure 3.
It should be noted that the inclination of surface portion 114 not necessarily represents that surface portion 114 is flat surfaces.As above
Described, according to embodiment, surface portion 114 can be bent.Also it is in this way, edge 116 is not necessarily straight line for edge 116
Edge, but can be bent in corresponding embodiment.However, also allow even if curved surfaces portion 114 or curved edge 116
The slope at surface portion/edge is determined, the slope provides the respective point in surface portion 114 or the respective point on edge 116
Appropriate restriction angle of inclination.
According to embodiment, groove 108 includes radial outer wall 150, inner radial wall 152 and two side walls 154, one of those
Show in figure 3.According to embodiment, surface portion 114 forms the bottom of groove, as shown in Figure 3.
Fig. 4 shows the agitating element 106 of Fig. 3 when from the line IV-IV in Fig. 3.
Fig. 4 shows radial outer wall 150, inner radial wall 152 and side wall 154.According to embodiment, four walls 150,152,154
The bottom of groove 108 is limited, according to embodiment, the bottom of groove 108 is formed by surface portion 114.Further, four walls 150,
152nd, 154 on moving direction 120 extend it is (Fig. 4 is shown) and therefore only visible by its cross section.According to embodiment, groove
108 opening has quadrangle form, such as rectangle as shown in Figure 4.
According to embodiment, the main body 112 of agitating element 106 is formed by the beams of metal with H-shaped section, such as Fig. 3 and Fig. 4
It is shown.According to other embodiments, the main body 112 of agitating element is I tee sections beam, rectangular tube, has annular or elliptic cross-section
The pipe in face etc..Generally, arbitrarily open or closure section bar, such as open or closure steel profile, may adapt to
Main body 112.
Fig. 5 illustrates the part of another agitating element 206 of the embodiment according to subject matter disclosed herein with section view.
According to embodiment, surface portion 114 extends the radical length 156 less than groove 108 in radial directions
100%, such as extend about 70%.According to embodiment, groove 108 includes another surface portion 158, wherein surface portion 114
It is positioned between another surface portion 158 and pivot center (Fig. 5 is not shown).According to embodiment, another surface portion 158 limits
The depth 160 of groove 108.
According to embodiment, another surface portion 158 includes Part I 162 and Part II 164, wherein another surface element
150 Part II 164 is divided to be positioned between Part I 162 and the radially outer point 130 of surface portion 114.In other words,
Radial distance between Part I 162 and pivot center is more than between Part II 164 and pivot center (Fig. 5 is not shown)
Radial distance.
According to embodiment, the depth 160 limited by another surface portion 158 increases in radial inwardly direction 124.
In embodiment, by another surface portion 158 relative to the planar tilt one jiao vertical with moving direction 120
Degree, to realize increased depth.For example, according to more usually embodiment, another surface portion 158 is constructed such that groove
108 on moving direction 120 when moving, and Part I 162 is forward part and Part II 164 follows Part I 162, such as
Shown in Fig. 3.
According to embodiment, surface portion 114 and another surface portion 158 abut at bending section 166.
According to embodiment, surface portion 114 and another surface portion 158 are all formed by flat surfaces, the flat surfaces
There is provided by the hardware for the similar plate being welded together in bending section 166.Therefore, surface portion 114 is in being radially therefrom
Part 129 is divided to its radially outer on 130 direction 168 to be extended as the crow flies.At this point, it should be appreciated that：Term be " similar plate
Hardware " is not excluded for this element with chamfered edge edge.
According to embodiment, the edge 116 of groove 108 includes radially innermost edge part 170, wherein surface portion 114
Radially inner portion 129 be positioned near radially innermost edge part 170.According to embodiment, radially innermost edge part
Arbitrfary point on 170 is nearby limited by the distance put to this, and the distance is less than the depth capacity of groove in the direction of movement
20%, according to embodiment, the depth capacity be in the position of bending section 166 upper groove 108 of moving direction 120 relative to
The depth 172 at edge 116.
According to embodiment, agitating element 206 is included in radially extending inwall 152, its further groove on moving direction 120
152 inner radial wall 152 forms the radially innermost edge part 170 at the edge 116 of groove 108, as shown in Figure 5.
According to embodiment, surface portion 114 abut with radially inward edge part 170 from a distance 174 footpath it is inside
Wall 152.
Fig. 6 illustrates the part of another agitating element 306 of the embodiment according to subject matter disclosed herein with section view.
According to embodiment, the groove 108 of agitating element 306 includes the surface element of the embodiment according to subject matter disclosed herein
Divide 114 and another surface portion.
Further, according to embodiment, groove also includes being positioned between surface portion 114 and another surface portion 158
Intermediate surface portion 176, surface portion 114 and another surface portion 158 be connected as groove by wherein intermediate surface portion 176
108 continuous surface.According to embodiment, surface portion 114, another surface portion 158 and intermediate surface portion 176 form groove
At least a portion of 108 bottom or the whole bottom of groove 108, as shown in Figure 6.
According to embodiment, surface portion 114 is being radially therefrom inside points 129 to the direction 168 of its radially outer point 130
Bending, as shown in Figure 6.According to another embodiment, surface portion 114 extends as the crow flies in a first direction, wherein first direction
Parallel to pivot center, (Fig. 6 is not shown, however, pivot center, therefore with the present embodiment, first direction is perpendicular to Fig. 6's
Plotting planes extend, as shown in Fig. 6 177).
According to embodiment, the bottom 114,158,176 of groove 108 is in radial directions into concave surface, with agitating element 306
When being moved through fermentation materials on moving direction 120, the flowing of fermentation materials is generated in groove 108 in radial directions
178。
It should be noted that any entity disclosed herein (such as part, part, surface, component, unit, structure and
Device) it is not only restricted to application-specific entity described in certain embodiments.But while predetermined function is still provided, can
To perform the subject matter disclosed herein with various granularities in a variety of ways.Further, it should be noted that can be directed to herein
Disclosed each function is to provide the entity of the separation according to embodiment (such as part, part, surface, component, unit, structure
And device).According to other embodiments, entity (such as part, part, surface, component, unit, construction and device) is configured to
For providing two or more functions disclosed herein.According further to other embodiments, two or more entities (such as portion
Part, part, surface, component, unit, construction and device) it is configured for providing function disclosed herein together.
It should be noted that term " comprising " is not excluded for other element or steps, and "a" or "an" is not excluded for
It is multiple.And it is possible to combine the element described by different embodiments.It should also be noted that the reference in claim
The scope of claim should be not construed as limiting.
Further, it should be noted that although the exemplary agitating device in accompanying drawing includes the several of subject matter disclosed herein
The particular combination of embodiment, but any other combinations of embodiment are also possible, and it is considered as public by the application
Open.
To summarize some above-described embodiments of the present invention, can state as follows：
According to the embodiment of subject matter disclosed herein, agitating device 100 is described, the agitating device 100 includes enclosing
Around the axle of pivot axis；Agitating element 106, the agitating element 106 are connected to axle, and the agitating element 106 has recessed
Groove 108；The groove 108 has surface portion 114 and edge 116, and the edge 116, which limits, to be provided to surface portion 114
The opening of entrance；Groove 108 separates with axle, and the rotation of its axis limits the moving direction 120 of groove 108, and edge 116 is along described
Direction forms the leading edge of groove 108；Surface portion 114 limits the depth 122 relative to edge 116 of groove 108；And its
In, on radially inwardly 124, the depth 122 of groove 108 reduces.According to embodiment, the table of groove 116 can be passed through
The depth reduced is realized at the appropriate inclination angle 140 at the appropriate inclination angle 136 of face part 114 and/or the edge 116 for passing through groove 108
Degree 122.
Reference numerals list：
100 agitating devices
102 axles
104 pivot centers
106th, 206,306 agitating element
108 grooves
110 heads
112 main bodys
114 surface portion
116 edges
118 rotate (circumference) direction
The moving direction of 120 grooves
The depth limited by surface portion of 122 grooves
124 radial inwardly directions
126 another grooves
128 symmetrical planes
129 radially inner portions
130 radially outers point
132 distances divided in the direction of movement in radially outer between edge
134 distances between radially inner portion and edge in the direction of movement
The angle relative to the plane vertical with moving direction of 136 surface portion
138 perpendicular to moving direction plane
The angle relative to the plane vertical with moving direction at 140 edges
142 perpendicular to moving direction plane
144 radially inward edge parts
146 radially outward edge parts
150 radial outer walls
152 inner radial walls
154 side walls
The radical length of 156 grooves
158 another surface portion
The depth limited by another surface portion of 160 grooves
The Part I of 162 another surface portion
The Part II of 164 another surface portion
Bending section between 166 surface portion and another surface portion
The first direction extended as the crow flies of 168 surface portion
170 radially innermost edge parts
172 grooves 108 depth at bending section 166 in the direction of movement
The distance between 174 Part I and radially innermost edge part
176 intermediate surface portions
The movement of fermentation materials in 178 grooves
Claims (12)
1. for the agitating device (100,200,300) of biogas plug flow fermenter, the agitating device is configured to use
In stirring fermentation materials, the agitating device includes：
Axle (102), the axle can surround pivot center (104) and rotate；
Agitating element (106), the agitating element (106) are connected to axle (102), and the agitating element (106) has groove
(108)；
The groove (108) has surface portion (114) and edge (116), and the edge (116), which limits to provide, arrives the surface
The partly opening of the entrance of (114)；
Groove (108) separates with axle (102), and the rotation of its axis (102) limits the moving direction (120) of groove (108), edge
(116) leading edge of groove (108) is formed along the direction；
Surface portion (114) limits the depth relative to edge (116) of groove (108)；And
Wherein, in a radially inward direction, the depth of groove (108) reduces,
The surface portion (114) extends as the crow flies in a first direction,
Wherein, first direction is parallel to pivot center (104),
Wherein, surface portion (114) be radially therefrom inside points (129) to the direction (168) of its radially outer point (130) pen
Directly extend.
2. agitating device according to claim 1,
Surface portion (114) has radially inner portion (129) and radially outer point (130), and wherein radially inner portion (129) is determined
Position is between pivot center (104) and radially outer point (130)；And
Surface portion (114) is constructed such that groove (108) when being moved on moving direction (120), radially inner portion (129)
It is that forward part and radially outer point (130) follow radially inner portion (129).
3. agitating device according to claim 1 or 2,
Edge (116) has radially inward edge part (144) and radially outward edge part (146), wherein radially inward edge part
(144) it is positioned between pivot center (104) and radially outward edge part (146)；And
Edge (116) is constructed such that groove (108) on moving direction (120) when moving, radially outward edge part
(146) be forward part and radially inward edge part (144) follow radially outward edge part (146).
4. agitating device according to claim 1 or 2,
Groove (108) includes another surface portion (158), and wherein surface portion (114) is positioned in another surface portion (158)
Between pivot center (104)；And
Another surface portion (158) limits the depth (160) relative to edge (116) of groove (108).
5. agitating device according to claim 4,
Another surface portion (158) has Part I (162) and Part II (164), wherein another surface portion (158)
Part II (164) is positioned at the Part I (162) of another surface portion (158) and the radially outer of surface portion (114)
Divide between (130)；
Another surface portion (158) is constructed such that when groove (108) is mobile along moving direction (120), another surface element
The Part I (162) of point (158) is that the Part II (164) of forward part and another surface portion (158) follows described the
A part of (162).
6. agitating device according to claim 4, groove (108) also includes：
Intermediate surface portion, the intermediate surface portion are positioned between surface portion (114) and another surface portion (158),
Surface portion (114) and another surface portion (158) are connected as the continuous surface of groove (108) by the intermediate surface portion.
7. agitating device according to claim 4,
Surface portion (114) and another surface portion (158) abut at bending section (166) place.
8. agitating device according to claim 1 or 2,
Surface portion (114) in radial direction (124) radical length of extending flute (108) at least 10%.
9. agitating device according to claim 2,
Wherein, surface portion (114) be radially therefrom inside points (129) to the direction (168) of its radially outer point (130) quilt
Bending.
10. agitating device according to claim 2,
The edge (116) of groove (108) includes radially innermost edge part (170), and the footpath of wherein surface portion (114) is inside
Partly (129) are positioned near the radially innermost edge part (170) at edge (116), wherein in radially innermost edge portion
Divide near the arbitrfary point on (170), the distance put to this limits, and the distance is less than groove (108) in moving direction
(120) 50% of depth capacity on.
11. agitating device according to claim 10,
Groove (108) is additionally included in radially extending inwall (152) on moving direction (120)；
The inner radial wall of groove (108) forms the radially innermost edge part at the edge (116) of groove (108)；
Surface portion (114) abuts inner radial wall (152), is separated with radially innermost edge part (170).
12. agitating device according to claim 1 or 2, wherein the opening of the groove (108) has substantially quadrangle shape
Shape.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP13180752.1A EP2837420B1 (en) | 2013-08-16 | 2013-08-16 | Stirring device |
| EP13180752.1 | 2013-08-16 | ||
| PCT/EP2014/067202 WO2015022305A1 (en) | 2013-08-16 | 2014-08-12 | Stirring device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105451868A CN105451868A (en) | 2016-03-30 |
| CN105451868B true CN105451868B (en) | 2018-02-09 |
Family
ID=
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB276266A (en) * | 1927-03-30 | 1927-08-25 | Barrymore Concrete Mixer Corp | Concrete mixer |
| US2433478A (en) * | 1943-12-22 | 1947-12-30 | Gen Foods Corp | Mixing and filling apparatus |
| US3079241A (en) * | 1960-01-18 | 1963-02-26 | Sterovita Melkproducten Nv | Apparatus and process for the churning of coagulated skim milk |
| SU1692631A1 (en) * | 1989-06-29 | 1991-11-23 | Охтинское научно-производственное объединение "Пластполимер" | Arrangement for mixing heterogeneous fluids |
| DE20116967U1 (en) * | 2001-10-16 | 2002-01-03 | Turbo Misch Und Ruehranlagen G | agitator |
| CN202087251U (en) * | 2011-03-10 | 2011-12-28 | 万姆工业股份公司 | Stirring apparatus for mixer |
| CN202666729U (en) * | 2012-06-01 | 2013-01-16 | 黄山绿康保健有限公司 | Steam heating agitator |
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB276266A (en) * | 1927-03-30 | 1927-08-25 | Barrymore Concrete Mixer Corp | Concrete mixer |
| US2433478A (en) * | 1943-12-22 | 1947-12-30 | Gen Foods Corp | Mixing and filling apparatus |
| US3079241A (en) * | 1960-01-18 | 1963-02-26 | Sterovita Melkproducten Nv | Apparatus and process for the churning of coagulated skim milk |
| SU1692631A1 (en) * | 1989-06-29 | 1991-11-23 | Охтинское научно-производственное объединение "Пластполимер" | Arrangement for mixing heterogeneous fluids |
| DE20116967U1 (en) * | 2001-10-16 | 2002-01-03 | Turbo Misch Und Ruehranlagen G | agitator |
| CN202087251U (en) * | 2011-03-10 | 2011-12-28 | 万姆工业股份公司 | Stirring apparatus for mixer |
| CN202666729U (en) * | 2012-06-01 | 2013-01-16 | 黄山绿康保健有限公司 | Steam heating agitator |
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