CN107130460A - The dehydration device of fiber web machine - Google Patents
The dehydration device of fiber web machine Download PDFInfo
- Publication number
- CN107130460A CN107130460A CN201710103139.2A CN201710103139A CN107130460A CN 107130460 A CN107130460 A CN 107130460A CN 201710103139 A CN201710103139 A CN 201710103139A CN 107130460 A CN107130460 A CN 107130460A
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- CN
- China
- Prior art keywords
- ribs
- dehydration device
- fiber web
- connection slot
- web machine
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Classifications
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
- D21F1/00—Wet end of machines for making continuous webs of paper
- D21F1/48—Suction apparatus
- D21F1/483—Drainage foils and bars
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
- D21F1/00—Wet end of machines for making continuous webs of paper
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
- D21F1/00—Wet end of machines for making continuous webs of paper
- D21F1/48—Suction apparatus
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
- D21F1/00—Wet end of machines for making continuous webs of paper
- D21F1/48—Suction apparatus
- D21F1/52—Suction boxes without rolls
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- Paper (AREA)
Abstract
The present invention relates to a kind of dehydration device of fiber web machine, it includes：Body (22), its length is more than width；Multiple supports (22.4), body (22) is attached to along longitudinal direction (L) compartment of terrain of body；And at least one plate attachment rail (28), body (22) is fixed to parallel to body (22) and by support (22.4), to support plate (26) in the apparatus.The dehydration device also includes the multiple ribs (30) parallel with support (22.4), plate attachment rail (28) is attached to ribs, and wherein ribs (30) are fixed to support (22.4), so that one or more ribs (30) are against one or more supports (22.4) and partly overlap therewith, and the attachment between ribs (30) and support (22.4) is arranged on overlapping region (A).
Description
Technical field
The present invention relates to a kind of dehydration device for fiber web machine, the dehydration device includes：Body, its length is more than
Width, and it is attached to longitudinal direction of multiple ribs transverse to the body of body；And at least one plate attachment rail, put down
Row is in the body and adapts to these ribs, to the support plate (foil in the dehydration device according to the present invention
blade)。
Background technology
Dehydration device is specifically in the so-called web forming section of fiber web machine, at the forming section, with machinery side
Formula goes moisture removal to form web from the fibre suspension being dispersed on fabric.This web forming section is also known as wet end.Width
Material forming section is provided with a sequence of multiple dehydration devices, and these dehydration devices are usually located at the opposite with web (place side) of fabric
Sideways.The dehydration device of web forming section is based on dewatering scraping sheet (it is also known as plate).Dewatering plate (dewatering foils)
The box-shaped frame structure of dehydration device is supported to, in the case, such dehydration device is referred to as plate case (foil box).
Each plate case typically has multiple dewatering plates, although can also be adapted to single dewatering plate in forming section.Dewatering plate and fabric
Contact and form gap between a sequence of multiple dewatering plates.Therefore, web is promoted to remove the continuous arteries and veins of water from web
Rush (pulse, pulse) effect.Vacuum can also be produced in plate case to promote dehydration.
The two ends of plate case are attached to fiber web machine.Known plate case is made by multiple sheet metal components are welded.In order to reach
Enough hardness, has used multiple supporting parts and rib in addition.As a result, plate case becomes heavy and its manufacture and slowed down.In addition,
Local stress peak is produced in plate case during use, and is difficult to dewatering plate precisely enough is installed into correct position.Dewatering plate
Wear and tear during use and be also possible to rupture, in this case, dewatering plate must be replaced sometimes.
US 20040238142A1 disclose a kind of dehydration device, and the frame structure in the device is by large-scale support beam structure
Into horizontal intermediate support is fastened to support beam.Each intermediate support has two parts and opened provided with special-shaped clearance type
Mouth is to fasten dewatering plate.In addition, each dewatering plate includes special-shaped support blade, the blade is formed in relative intermediate support
The form-lock (form-lock, shape lock) in gap.
Above-mentioned dehydration device is very heavy and huge first, because frame structure is by beam-shaped structure and thick and heavy part structure
Into.In addition, the manufacture of these parts needs substantial amounts of machining.Framework knot individually must also be designed and manufacture for different application
Structure.Commonly required, dewatering plate forms surface as flat as possible.For above-mentioned scheme, because dewatering plate is with framework
The bending of structure and bend, be difficult to realize flatness.On the other hand, the way of realization for departing from flat surfaces is infeasible, or
Person at least needs to use the intermediate support of customization.
WO 2009101243A1 disclose a kind of dehydration device of fiber web machine, and the dehydration device includes：Framework knot
Structure, its length is more than width；Multiple intermediate supports, are fastened to the frame structure at each interval, and along relative to framework knot
Install in the direction that is transversely to the longitudinal direction of structure；And at least one plate attachment rail, relative to frame structure Longitudinal extending, and by
Support to the opening being arranged in intermediate support.The opening has bottom, and plate attachment rail is installed as in each centre
Bottom in support member with opening connects at a distance of a desired distance, and between plate attachment rail and intermediate support in the presence of welding
Connect.Although this structure is favourable at many aspects, still need to provide a kind of more favorable dehydration device.
It is an object of the invention to provide a kind of dehydration device of fiber web machine, the phase is obtained exactly by the dehydration device
The shape of prestige, and the dehydration device is lighter than previous device but rigidity is enough.
The content of the invention
Technical scheme according to disclosed by multiple not be the same as Examples of the present invention, can substantially carry out the mesh of the present invention
's.
The dehydration device of the fiber web machine of the present invention includes：Body, its length is more than width, and multiple supports are along body
Longitudinal direction compartment of terrain be attached to body；And at least one plate attachment rail, it is fixed to parallel to body and by support
Body, to support plate in the apparatus.The dehydration device also includes：The multiple ribs parallel with above-mentioned support, plate
Attachment rail is attached to these ribs, and wherein ribs are fixed to these supports and cause one or more ribs and one
Individual or multiple holder parts are overlapping and abut against, and the attachment between ribs and support is arranged on overlapping region, and
And ribs are provided with least one connection slot, holding member is coupled in connection slot, and wherein holding member is configured to via extremely
The groove extension of few two ribs.
According to one embodiment of the invention, each ribs are provided with least one connection slot, with tapped hole
Holding member is releasably mating with connection slot, and plate attachment rail with holding member spiral by coupling (screw
Coupling ribs) are releasably attached to.
According to one embodiment of the invention, the groove is open trough or recess.
According to another embodiment of the present invention, the groove is blind hole.
According to one embodiment of the invention, holding member at least along ribs plane direction form-lock to support
Rib.
According to one embodiment of the invention, ribs are platy structures, and connection slot is arranged on the edge of ribs, the groove
First width of the groove having at edge (edge rim enclose edge) place of ribs, and certain apart with the edge of ribs
Has slotted second width at distance, wherein the second width is more than the first width.
According to one embodiment of the invention, holding member is arranged to the groove extension via a sequence of at least two ribs
Bar.
According to one embodiment of the invention, bar is provided with tapped multiple holes, and the spacing of its mesopore is equal to ribs
Spacing.
According to one embodiment of the invention, bar is provided with：Tapped hole, the position between two ribs, and
And the distance between above-mentioned a sequence of ribs are less than 500mm.
According to one embodiment of the invention, holding member is arranged to what is extended via the groove of all a sequence of ribs
Bar.In this way, only one bar can be used to be attached for each plate attachment rail, and this causes installation operation simple and easy to apply.
According to one embodiment of the invention, more than one bar can be used to be attached for plate attachment rail, and these bars are set
Into the groove extension via at least two but not necessarily all a sequence of ribs.
According to one embodiment of the invention, dehydration device includes：Multiple plate attachment rails, are arranged parallel to each other and each other
It is separated by a certain distance, and each ribs are provided with multiple connection slots, the quantity of connection slot is equal to the quantity of plate attachment rail, and
Holding member is configured to via each groove extension alignd in succession.
According to one embodiment of the invention, body is made up of sheet metal component of welding, and including bottom and cap, bottom
Relative longer edges are bonded together with cap, and body is provided with multiple horizontal supports, and it is horizontal that ribs are attached to these
To support.
The dehydration device of fiber web machine according to an embodiment of the invention is so manufactured：Set for a dehydration device
The position of weld seam during one sealing wire scheme (plan), wherein the sealing wire scheme restriction technical process in device, it is then logical
The some that assembling forms the body of dehydration device is crossed, and these parts are welded on one using set sealing wire scheme
Manufacture of getting up is used for the first dehydration device of fiber web machine, and the body of the second dehydration device is wherein formed by assembling
Some, and perform welding according to set sealing wire scheme and these parts are bonded together to manufacture for fiber
Second dehydration device of web machine.
According to one embodiment of the invention, more than one dehydration device is manufactured, these dehydration devices are suitable in same fibre
The diverse location operation of web machine is tieed up, so as to perform the welding of each device according to identical sealing wire scheme.
According to one embodiment of the invention, body is formed its length more than width, and ribs join provided with least one
Access slot, the holding member with tapped hole is releasably mating with the connection slot, and by multiple ribs each other
It is attached to body with being separated by a certain distance and transverse to the longitudinal direction of body, and also passes through at least one plate attachment rail
Couple with holding member spiral and be attached to ribs.
According to one embodiment of the invention, before multiple ribs are attached into body, these ribs are alignd, from
And connection slot is oriented according to the demand in the direction of plate.
As these connection slots are properly aligned, the orientation of plate also will be correct.
It need not be machined according to the dehydration device of the present invention, it is easy to manufacture, size needed for this makes is accurate.
The multiple exemplary embodiments of the invention proposed in present patent application are not necessarily to be construed as will to the right enclosed
Ask the restriction of the applicability of book.It is used as a kind of opening restriction using verb " comprising " in present patent application, it is not precluded from
The presence for the feature do not addressed.If not separately there is Chen Ming, the feature described in dependent claims can be freely mutually combined.With
Especially illustrated in attached claims be considered as characteristic of the present invention these novel features.
Brief description of the drawings
Hereinafter, the present invention will be described with reference to appended illustrative diagram, in the accompanying drawings：
Fig. 1 shows the fiber web machine according to one embodiment of the invention,
Fig. 2 shows the dehydration device according to one embodiment of the invention,
Fig. 3 shows the sectional view intercepted along the line III-III in Fig. 2 according to one embodiment of the invention,
Fig. 4 shows the sectional view along the line III-III interceptions in Fig. 2 according to another embodiment of the present invention,
Fig. 5 A to Fig. 5 E show the sectional view of the dehydration device according to one embodiment of the invention,
Fig. 6 show plate by during flat orientation according to the present invention dehydration device, and
Fig. 7 A to Fig. 7 C show the not be the same as Example of the dehydration device according to the present invention.
Embodiment
As the example of the practical application of the dehydration device according to the present invention, Fig. 1 schematically shows this as routine
The web forming section 10 of fiber web machine.In the forming section, fibre suspension is directed to so-called bottom from head box 12
Fabric 14.Term " fiber web machine " is specifically for referring to paper, cardboard, toilet paper and the machinery of pulp dryer.Multiple dehydration dresses
20,20 ', 20 " are put one after the other to be arranged on below Base fabrics.The dehydration device of web forming section is based on dewatering scraping sheet, and (it goes back quilt
Referred to as plate).These dewatering plates are supported to the box-shaped frame structure of dehydration device, in this case, such dehydration device
It is referred to as plate case.
In fact, just at the time of Base fabrics are reached, fibre suspension is to be subjected to impulse action, it is assisted from fiber
Suspension removes moisture, and then assists web shaping.It is also known that this dehydration device may be connected to a vacuum system to pass through
Aspirated by web (water suction).
In fig. 2, part A diagram shows the sectional view of dehydration device 20 according to an embodiment of the invention.Part B diagram
The part irised out in part A diagram is shown in more detailed manner, and C portion diagram shows that part B is shown in more detailed manner
The part irised out in figure.In figure 3 it is shown that the line III-III of the C portion diagram according to an embodiment of the invention along Fig. 2 is cut
The sectional view taken.
Referring now to Fig. 2, Fig. 3 and Fig. 6, dehydration device 20 includes body 22 and pallet (foil table) 24.Body 22
The length of (and therefore dehydration device) is more than width.Body 22 is a girder construction with longitudinal direction, and it is by suitably cutting
It is made up with the sheet metal component of shaping of welding.When dehydration device is arranged in fiber web machine, the longitudinal direction of dehydration device
It is consistent generally with the horizontal direction of fiber web machine.Pallet 24 is made up of multiple dewatering plates 26, and these dewatering plates 26 are arranged to that
This is separated by a distance, forms a generally continuous plane, and the plane is in straight transverse to the longitudinal direction L of body 22 direction
Shape or Curved.
According to the first scheme of the present invention, in addition to dewatering plate 26, pallet 24 also includes one associated with each plate 26
Plate attachment rail 28, each plate 26 is attached into dehydration device.Within the scope of the invention it is envisioned that using this
The theory of invention, which can be provided, only includes the dehydration device of a plate.Plate attachment rail 28 and plate 26 are provided with form-lock device,
To form releasable couple between plate attachment rail 28 and plate 26.Advantageously, plate attachment rail 28 is substantially T-shaped shape
The track of formula, and plate 26 is provided with the mating cavity (mating cavity) set along a face of plate 26.So, plate can be
Line slip is entered in end in plate attachment rail from plate attachment rail.The mating cavity can also be T-shaped chamber.When pallet 24 or plate 26 are pacified
When being attached to the body 22 of dehydration device 20, plate attachment rail is parallel to body 22.
Device 20, specifically pallet 24 include multiple ribs 30, and these ribs are set to plate to be attached
Rail 28 and plate 26 support and are attached to body 22.Ribs 30 are usually disposed as transverse to plate 25.Advantageously, support
Rib 30 is arranged to the longitudinal direction of plate generally vertically.Ribs 30 are platy structure, the advantageously sheet metal by cutting
It is made.In order to which plate attachment rail 28 is attached into body 22, it is parallel and to each other that device 20 includes whole length along pallet 24
The multiple ribs 30 set every ground, as shown in Figure 3.It is suitable between a sequence of ribs 30 according to the design of application-specific
It is, for example, 100-500mm apart from D.
Multiple connection slots 32 are provided with an edge of ribs 30, are supported when (by ribs) is installed on body
This edge of rib 30 is arranged on the top of body.Advantageously, the quantity of plate of the quantity of groove 32 with belonging to pallet 24 is equal.
In the pallet, the connection slot for a blade is configured to straight line in a sequence of multiple ribs 30.Certainly, such as
If needing, it is possible to have the not other groove of attachment plate.Therefore, in the case where dehydration device only has a plate, branch
Stake rib 30 will only have a connection slot 32 respectively.
In fig. 2, the periphery of connection slot 32 sets an edge to ribs 30.Set in the connection slot 32 of rib 30
There is holding member 34.Holding member 34 is provided with one or more tapped holes 36.The holding member and groove are formed to make
Obtaining holding member 34 will not deviate from its attachment location from connection slot 32.Therefore, holding member 34 is at least in the plane of ribs
Form-lock is to ribs on direction.
Connection slot 32 be formed the edge of ribs have the groove the first width W1, and with ribs 30
There is the second width W2 of the groove, wherein the second width W2 is more than the first width W1 at a certain distance from border.In Fig. 2 reality
Apply in example, the groove is open trough, i.e. not blind hole.As can be seen from Fig. 3, ribs 30 width or thickness substantially in
Between be provided with screw rod, screw 38 or the like in region.Thus provided between holding member 34 and plate attachment rail 28
The function of connection, wherein coupling force are acted in the region of ribs 30.So, the attachment of plate attachment rail 28 to make
Supporting part and plate 26 are bent.The actual attachment of plate attachment rail 28 to ribs 30 be by with being spirally connected for holding member 34 and
Produce.One protuberance of ribs 30 be pressed against by screw is secured to one another and is tensioned toward each other plate attachment rail 28 with
Between holding member 34, the internal thread that the screw is arranged in the hole of plate ribs and is screwed in holding member 34.
As can be seen from Figure 3, holding member 34 is an elongated flat rod here.Flat rod 34 is provided with multiple band internal threads
Hole 36, and plate attachment rail 28 is provided with multiple openings, can be open mounting screws or the like by these and is attached to it
The screw thread of flat rod 34.The opening in hole and plate attachment rail 28 in flat rod 34 equi-spaced apart along the longitudinal direction.Flat rod
Extend through all ribs 30 in dehydration device.
Ribs 30 are provided with the outwardly extending portion neighbouring with groove.The extension extends towards plate attachment rail 28.More specifically
For, ribs 30 have flat surfaces, are formed with connection slot 32 thereon, and extension is set to the flat surfaces and along support
The groove edge of the longitudinal direction opening of rib 30 is separated by a certain distance.Extension formation shoulder 40, plate attachment rail 28 is being installed
When be positioned and support against the shoulder.The shoulder is also referred to as claw (claw).Shoulder 40 limits attachment rail 28 de-
Physical location in water installations.Plate attachment rail 28 is caused to be installed to branch from the distance of edge to the groove of recess (notch)
Recess 40 is resisted against during stake rib 30.Shoulder 40 and groove 32 are collectively forming the attachment for plate attachment rail 28.The He of flat rod 34
Plate attachment rail 28 can be together adjusted so that relative to their position makes plate attachment rail 28 to be determined against shoulder 40
Position.
Referring specifically now to Fig. 3 and Fig. 6, it can be seen that body is provided with multiple horizontal supports 22.4.These supports are from body
22 surface stretches out.Support 22.4 is fitted to ribs 30 and for ribs 30 to be attached into body 22.Support 22.4
It is attached in the way of interval on body 22.Advantageously, these supports arrive body 22 in the length of body with ribs 30
It is spaced with identical distance.Support 22.4 and ribs 30 overlap each other in shadow region A, so as to enable them to connect by bolt
Socket part 44 is attached to one another, and support 22.4 and ribs 30 abut against each other on the A of shadow region.
These ribs 30 in one dehydration device are mutually similar.By the way that dehydration device simply is installed into web of fiber
Material machine, can be such that the operation direction of relative machine direction easily changes, so that traffic direction of the shoulder 40 in the fabric of paper machine
Upper downstream in plate attachment rail 28 or its after.The direction of ribs 30 can be easily selected in the fabrication process, this
Sample, in any operation direction is all feasible using the identical basic element of character.
In fig. 4 it is shown that what the line III-III of the C portion diagram along Fig. 2 according to another embodiment of the present invention was intercepted
Sectional view.As can be seen that in this embodiment, body 22 also is provided with multiple horizontal supports 22.4.These supports are from body 22
Surface stretches out.Support 22.4 is fitted to ribs 30 and for making ribs 30 be attached to body 22.These supports 22.4
On body with the identical spaced apart of ribs 30.Support 22.4 overlaps each other with ribs 30, so that they pass through
For example bolted connection 44 is attached to one another.
Here, plate attachment rail 28 is supported in two adjacent ribs 30.As can be seen from Figure 3, a bolt 38
It is generally disposed at the centre position of two ribs 30.This provides what is coupled between holding member 34 and plate attachment rail 28
Function, wherein coupling force are distributed between two ribs 30, and the attachment of plate attachment rail 28 will not tend to make supporting part
With the overbending of plate 26.The actual attachment of plate attachment rail 28 to ribs 30 is formed by being spirally connected with holding member 34
's.Although not shown, but specifically in the present embodiment, connection slot 32 can be blind hole, because attachment forces is symmetrical
It is to be obtained by the position of the bolt 38 between these ribs 30.
Fig. 5 A to Fig. 5 E show the sectional view of the dehydration device 20 according to one embodiment of the invention, and it is with more specifically square
Formula shows the structure.Fig. 5 A to Fig. 5 E are shown in solid the specific part of device 20, and other parts are shown in broken lines.To be clear
For the sake of, plate 26, plate attachment rail 28, holding member 34 and bolt 38 are not shown here.Advantageously, body 22 is by metal plate
Part is welded.Body 22 includes bottom 22.1, and its length is more than width.Bottom 22.1 is golden by the rectangle for bending to form of grooves
Category plate is formed, i.e., when body is in the position shown in Fig. 5 A to Fig. 5 E, and the bottom has spill or the bending of upside opening
Shape.In the fabrication process, two of rectangle plate relative long edges bend and form groove type toward each other.Show in Fig. 5 D
This stage is gone out.This bending section can be made up of multiple bending sections as illustrated in the drawing, or this bending section can be had
The full curve (not shown) of predetermined one or more radiuses.Body 22 also includes cap 22.2 as shown in Figure 5 C.Cap
22.2 length is equal to the length of bottom 22.1.This cap is also to be made up of the rectangular metal plate for forming curved shape.In body
In 22, the relative long edge 45 of bottom and cap is continuously or discontinuously welded by the longitudinal direction along body and is bonded on one
Rise, body 22 includes end 22.3, and end 22.3 is attached to the end of bottom 22.1 and cap 22.2.This point is shown in Fig. 5 E
Go out.In addition, body 22 is provided with multiple horizontal supports 22.4.These supports are lateral arrangement relative to the longitudinal direction of body 22,
The plane of cross section of the longitudinal direction of body 22 in figure.Here, support is attached to cap 22.2, but it is conceivable that to
, support can be extended on cap from the edge of bottom, and further extends into the edge of bottom.This point is in figure 5b
Show.In Fig. 5 A, show that ribs 30 are attached by bolt connection with horizontal support 22.4.
It is one in the technical process of dehydration device of a fiber web machine is manufactured according to the scheme of the present invention
Individual dehydration device sets a so-called sealing wire scheme.The sealing wire scheme is limited to the weld seam of the device in the technical process
Position.Hereafter, by assembling bottom 22.1, cap 22.2, end 22.3 and horizontal support 22.4 to form the first dehydration device,
And weld together various pieces to manufacture the first dehydration device 20 of fiber web machine using set sealing wire scheme.
Next, by assembling bottom 22.1, cap 22.2, end 22.3 and horizontal support 22.4 to form the second dehydration device, and
Performed according to set sealing wire scheme and weld and all parts are bonded together and taken off to manufacture the second of fiber web machine
Water installations 20 '.So, according to the present invention, more than one dehydration device 20,20 ', 20 " is manufactured：So as to be welded according to identical
Line scheme performs the welding of each device, and wherein dehydration device 20,20 ', 20 " is arranged on same fiber web machine 10 not
Same position.
According to another aspect of the present invention, dehydration device is manufactured to form the body 22 that length is more than width.Pass through system
The sheet metal component of standby rectangle and groove (trough) shape for making it be configured to constitute bottom 22.1, to form body.Secondly, this is recessed
Groove partes tegmentalis 22.2 is closed so that they generally close a space together.Body is additionally provided with multiple horizontal supports 22.4, these
Horizontal support is set from the other end of the one end of body to body in the way of interval.Secondly, one (or two, such as Fig. 4 institutes
Show) ribs 30 are installed to be close to or against each horizontal support 22.4 with overlap mode as depicted, but this causes rib
30 fix not by bolt or are generally fastened to support 22.4.Overlapping region A is used to provide ribs 30 and support
Attachment between 22.4.Now, ribs 30 are in correct position in longitudinal direction.Each ribs 30 are still in support 22.4
It may move in plane, as shown in the arrow 25 in Fig. 6.This just makes each ribs to enter before support 22.4 is attached to
Row is accurately positioned.Now, these ribs 30 are against support 22.4 but still at least along their plane (transverse to the vertical of body 22
To direction) it is removable, and relative to body 22 set or adjust the final orientation of plate.In other words, required according to desired
To adjust plate to the distance of body so that before ribs 30 are attached into body, ribs are positioned to so that coupling
Groove and plate are oriented according to the requirement in the direction of plate.When ribs 30 are in desired locations, ribs 30 are overlapping
Region A is fixed to horizontal support 22.4.This attachment is preferably provided by bolt connection, passes through support 22.4 and ribs 30
Bolt connection and against each other.
As can be seen from Figure 3, stop pin 47 or similar component can be used together with bolt connection 44, to ensure ribs
30 being properly positioned relative to support 22.4.In addition, or substitute the use of stop pin 47, ribs 30 and support can for example that
This spot welding, to obtain identical effect.
After ribs 30 position and hold support 22.4, plate attachment rail 27 and corresponding holding member 34 or bar
Associatedly it is mounted and is bonded together by installing screw with connection slot 32.Pallet 24 is formed in this stage.
Because these parallel plates 26 are coupled to ribs 30, therefore the flexibility of pallet can be minimized and (or add
To control, Schedule if desired).For example, as needed, the fixation of horizontal support 22.4 is arrived by individually adjusting each ribs 30
Position and simply provide very much arc plate.This can by using for this purpose and the assembling fixture that is suitably designed comes simple
Change.Fig. 6 shows the dehydration device according to the present invention, and wherein plate is flat orientation.
Even if the basic element of character of dehydration device can have some differences, but these at the diverse location of fiber web machine
The basic element of character, i.e. bottom 22.1, cap 22.2, end 22.3 and horizontal support 22.4 have cross section same as shown in Figure 5
Shape, and welding assembly is carried out according to set sealing wire scheme.In Fig. 7 A- Fig. 7 C, show according to the present invention's
A variety of modifications of dehydration device 20.A kind of dehydration device 10 is shown in fig. 7, it is based only upon the natural pressure arteries and veins that plate is caused
Bring work.In other words, bottom 22.1 and cap 22.2 completely form a closure surfaces.In figure 7b, so-called vacuum is shown
Case, wherein cap 22.2 have with having multiple openings 42 in identical cross-sectional profiles, but the cap shown in Fig. 7 A.Body 22
Inside it is also equipped with auxiliary flute 45, i.e. bottom 22.1 and cap 22.2 and limits a vacuum space with plate 24.Auxiliary flute 45 leads to
The vacuum system opening 48 crossed at the end 22.3 of device 20 is connected to vacuum system.It is additionally provided with and connects with the vacuum space fluid
Logical one or more water removal channels 46.A kind of remodeling is shown in fig. 7 c, wherein in the end of body 22, vacuum system
Opening 48 and water removal channel 40 are combined as single connecting portion.In all remodeling, the basic element of character, i.e. bottom 22.1, cap
22.2nd, end 22.3 and horizontal support 22.4 have an identical shape of cross section, and manufacture in the following manner：Execution includes
The welding of each isolated system of identical sealing wire scheme.
As the example of set sealing wire scheme, it can include setting weld seam, to along with part 22.1,
22.2nd, the consistent line of 22.3,22.4 mutual contact surfaces connects all parts.
Dehydration device 20 is attached to fiber web machine 10 by suitable support (not shown), and the support could attach to device
20 end 22.3.
These parts are advantageously cut out from metallic plate using laser cutting, the height of part is obtained by laser cutting
Dimensional accuracy and form accuracy.Correspondingly, by laser welding, narrow and deep welding is realized, different-thickness thus can be also connected
Part.Because thermal conductivity is low, harmful deformation is avoided that.Laser welded seam is ready-made, without follow-up machining, though and welding
It is with high speed of welding but reliable.
Although here in conjunction with it is now recognized that most preferred embodiment describes the present invention by way of example, it should be understood that
It is the invention is not restricted to the disclosed embodiments, and to be intended to and be covered in a variety of of its feature for being limited in appended claims
Combination or modification and some other applications fallen within the scope of the present invention.Device can (such as carbon fiber be answered by such as composite
Plywood) and non-metal board is made.Associated with any of the above described embodiments description details can be used in combination with another embodiment (if this
With reference to technically feasible).
Claims (10)
1. a kind of dehydration device of fiber web machine, including：Body (22), its length is more than width, and multiple supports (22.4)
The body (22) is attached to along longitudinal direction (L) compartment of terrain of the body；And at least one plate attachment rail (28), put down
Row in the body (22) and is fixed to the body (22) by the support (22.4), to be propped up in the dehydration device
Fagging piece (26), it is characterised in that the dehydration device also includes：The multiple ribs parallel with the support (22.4)
(30), the plate attachment rail (28) is attached to the ribs (30), and wherein described ribs (30) are fixed to described
Support (22.4) and cause one or more ribs (30) and one or more supports (22.4) partly overlap and against
Attachment between one or more supports, the ribs (30) and the support (22.4) is arranged on overlapping area
Domain (A), and the ribs (30) are provided with least one connection slot (32), and holding member (34) is coupled to the connection slot
In, wherein the holding member (34) is configured to the groove (32) extension via at least two ribs (30).
2. the dehydration device of fiber web machine according to claim 1, it is characterised in that each ribs (30) are provided with extremely
A few connection slot (32), the holding member (34) with tapped hole is coupled to the connection slot with discharging
In, and the plate attachment rail (28) with the holding member (34) spiral by being attached to the branch with coupling and can discharge
Stake rib (30).
3. the dehydration device of fiber web machine according to claim 2, it is characterised in that the holding member (34) is at least
Along the ribs (30) plane direction form-lock to the ribs.
4. the dehydration device of the fiber web machine according to Claims 2 or 3, it is characterised in that the ribs (30) are
Platy structure, and the connection slot (32) is arranged on the edge of the ribs, the connection slot (32) is in the ribs
(30) edge has the first width (W1) of the connection slot, and with the edge of the ribs (30) at a distance of a spacing
From second width (W2) of the place with the connection slot, wherein second width (W2) is more than first width (W1).
5. the dehydration device of fiber web machine according to claim 1, it is characterised in that the holding member (34) is to set
It is set to the bar of groove (18) extension via ribs (30) described in a sequence of at least two.
6. the dehydration device of fiber web machine according to claim 4, it is characterised in that the bar (34) is provided with interior spiral shell
Multiple holes of line, wherein the spacing in the hole is equal to the spacing of the ribs (30).
7. the dehydration device of fiber web machine according to claim 4, it is characterised in that the bar (34) is provided with：Band is interior
The distance between the hole of screw thread, the position between two ribs (30), and a sequence of described ribs are less than
500mm。
8. the dehydration device of fiber web machine according to claim 4, it is characterised in that the holding member (34) is to set
It is set to the bar of connection slot (32) extension via all a sequence of ribs (34).
9. the dehydration device of fiber web machine according to claim 1, it is characterised in that the dehydration device includes：It is many
Individual plate attachment rail (28), is arranged parallel to each other and at a distance from each other, and wherein each ribs (30) are provided with more
Individual connection slot (32), the quantity of the connection slot is equal to the quantity of the plate attachment rail (28), and the holding member
(34) it is configured to via each connection slot (32) extension alignd in succession.
10. the dehydration device of fiber web machine according to claim 1, it is characterised in that the body (22) is by metal plate
Part is made up of welding, and including bottom (22.1) and cap (22.2), and the bottom (22.1) and the cap
(22.2) relative long edge (45) is bonded together.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FI20165152 | 2016-02-29 | ||
| FI20165152A FI127081B (en) | 2016-02-29 | 2016-02-29 | FIBER REMOVAL DEVICE FOR FIBERS |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107130460A true CN107130460A (en) | 2017-09-05 |
| CN107130460B CN107130460B (en) | 2020-02-18 |
Family
ID=57882001
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710103139.2A Active CN107130460B (en) | 2016-02-29 | 2017-02-24 | Dewatering device for a fiber web machine |
Country Status (3)
| Country | Link |
|---|---|
| EP (1) | EP3211134B1 (en) |
| CN (1) | CN107130460B (en) |
| FI (1) | FI127081B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3234355C1 (en) * | 1982-09-16 | 1984-02-09 | J.M. Voith Gmbh, 7920 Heidenheim | Supporting device for a screen band |
| CN85104451A (en) * | 1985-06-11 | 1986-12-10 | 美商贝洛特公司 | Positive lock foil blades |
| US5034100A (en) * | 1990-11-28 | 1991-07-23 | Wilbanks International | Stationary drainage device with pressure roll |
| EP1160376A2 (en) * | 2000-05-30 | 2001-12-05 | COMER S.p.A. | Suction box for paper making machines |
| CN1423718A (en) * | 1999-11-17 | 2003-06-11 | 阿斯顿约翰逊公司 | Twin fabric forming section blade mounting |
| CN1572971A (en) * | 2003-05-28 | 2005-02-02 | 克劳斯·***马斯 | Supporting and wiping device for machine wire systems |
| CN101946038A (en) * | 2008-02-13 | 2011-01-12 | 美卓造纸机械公司 | Dewatering apparatus of a fiber web machine and a method for manufacturing a dewatering apparatus of a fiber web machine |
-
2016
- 2016-02-29 FI FI20165152A patent/FI127081B/en active IP Right Grant
-
2017
- 2017-01-23 EP EP17152574.4A patent/EP3211134B1/en active Active
- 2017-02-24 CN CN201710103139.2A patent/CN107130460B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3234355C1 (en) * | 1982-09-16 | 1984-02-09 | J.M. Voith Gmbh, 7920 Heidenheim | Supporting device for a screen band |
| CN85104451A (en) * | 1985-06-11 | 1986-12-10 | 美商贝洛特公司 | Positive lock foil blades |
| US5034100A (en) * | 1990-11-28 | 1991-07-23 | Wilbanks International | Stationary drainage device with pressure roll |
| CN1423718A (en) * | 1999-11-17 | 2003-06-11 | 阿斯顿约翰逊公司 | Twin fabric forming section blade mounting |
| EP1160376A2 (en) * | 2000-05-30 | 2001-12-05 | COMER S.p.A. | Suction box for paper making machines |
| CN1572971A (en) * | 2003-05-28 | 2005-02-02 | 克劳斯·***马斯 | Supporting and wiping device for machine wire systems |
| CN101946038A (en) * | 2008-02-13 | 2011-01-12 | 美卓造纸机械公司 | Dewatering apparatus of a fiber web machine and a method for manufacturing a dewatering apparatus of a fiber web machine |
Also Published As
| Publication number | Publication date |
|---|---|
| FI20165152A (en) | 2017-08-30 |
| EP3211134A1 (en) | 2017-08-30 |
| CN107130460B (en) | 2020-02-18 |
| EP3211134B1 (en) | 2018-08-01 |
| FI127081B (en) | 2017-10-31 |
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