CN108367326A - Device and method for cleaning the object with superficial layer to be removed - Google Patents
Device and method for cleaning the object with superficial layer to be removed Download PDFInfo
- Publication number
- CN108367326A CN108367326A CN201680072726.3A CN201680072726A CN108367326A CN 108367326 A CN108367326 A CN 108367326A CN 201680072726 A CN201680072726 A CN 201680072726A CN 108367326 A CN108367326 A CN 108367326A
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- China
- Prior art keywords
- nozzle
- supporter
- input channel
- equipment
- fluid
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B3/00—Spraying or sprinkling apparatus with moving outlet elements or moving deflecting elements
- B05B3/02—Spraying or sprinkling apparatus with moving outlet elements or moving deflecting elements with rotating elements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B3/00—Spraying or sprinkling apparatus with moving outlet elements or moving deflecting elements
- B05B3/02—Spraying or sprinkling apparatus with moving outlet elements or moving deflecting elements with rotating elements
- B05B3/025—Rotational joints
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/02—Cleaning by the force of jets or sprays
- B08B3/022—Cleaning travelling work
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B45/00—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills
- B21B45/02—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills for lubricating, cooling, or cleaning
- B21B45/0269—Cleaning
- B21B45/0275—Cleaning devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B45/00—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills
- B21B45/04—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills for de-scaling, e.g. by brushing
- B21B45/08—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills for de-scaling, e.g. by brushing hydraulically
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B45/00—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills
- B21B45/02—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills for lubricating, cooling, or cleaning
- B21B45/0269—Cleaning
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Cleaning By Liquid Or Steam (AREA)
- Nozzles (AREA)
- Cleaning In General (AREA)
- Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
Abstract
A kind of fluid by under pressure is to the hot-rolling stock (2) relative to equipment translational movement in the direction of motion (x),Especially slab or band is cleaned,The especially equipment of descale,The equipment has at least one nozzle supporter and at least one nozzle (4),The nozzle supporter is rotatably retained in the central support pieces (5) for being transversely or obliquely relative to pending superficial layer,The nozzle is maintained at the arm (31 of nozzle supporter,32) in,Fluid under pressure is discharged from the nozzle in operation,Wherein nozzle (4) is oriented,So that linearly and favouring rolled piece surface and applying the fluid jet that is discharged during operation from nozzle (4) to rolled piece surface,The rotation axis that wherein at least one nozzle (4) surrounds central support pieces (5) orientation for being parallel to nozzle supporter (3) is rotatably installed on nozzle supporter (3),Wherein nozzle (4) is rotatably driven in operation,So that rolled piece the direction of motion and from the angle between orientation of the fluid jet that nozzle (4) ejects in the plane on rolled piece surface be constant,Wherein rotary shaft is contained in central support pieces (5),The rotary shaft has the input channel (13) for the fluid under pressure being embedded,The corresponding arm (31 of the input channel and nozzle supporter (3),32) input channel (14) in is connected,The corresponding arm (31 of nozzle supporter (3),32) input channel (14) in leads to the injection opening (43) of the nozzle body (41) of nozzle (4),And the vector in the injection direction of fluid jet in 80bar to 1000bar pressure under of the definition from nozzle (4) does not have component in the direction of motion (x) of rolled piece (2).In addition, also describing for clean method.
Description
The present invention relates to a kind of according to claim 1 as described in the preamble for superficial layer to be removed
The object moved in the movement direction relative to equipment is cleaned, especially the equipment of descale (Entzundern) and
The method for cleaning objects described in preceding sections according to claim 13.
For to the object with superficial layer to be removed, especially to there is oxide layer to be removed
(Zunderschicht) hot-rolling stock is cleaned, and especially such equipment of descale is for example from DE 43 28
It is known in 1 798 424 B1 of 303 C2 or EP.This descale equipment is used for by acting on rolled piece table under high pressure
Fluid jet on face, such as high-pressure water jet remove the oxide layer being present on steel.The flat burner used thus is fixed
On cylindrical nozzle supporter (D ü senhalter), wherein the nozzle supporter can be revolved around the axis perpendicular to rolled piece
Turn, and therefore move through equipment rolled piece surface by repeatedly it is inswept, to remove the oxide skin of rolled piece.
Multiple nozzle heads are arranged in the two parts of files mentioned, these nozzle heads are respectively arranged with multiple adjacent to each other
The flat burner of moving direction in a row, perpendicular to rolled piece.
The shortcomings that these cleaning equipments well known in the prior art, is, first, by with the flat spray being disposed thereon
The fringe region of the rotation of the nozzle head of mouth, rolled piece is applied in fluid more stronger than central area, thus, due to by spraying
The inhomogeneous cooling of caused rolled piece causes to form so-called hot striped on rolled piece.
In addition, when removing the oxide skin on rolled piece surface, the part of oxide skin can be removed along the direction of motion of rolled piece,
This danger contained is, in next operation of rolling, the previously passed oxidation skin bit for applying compression fluid removing is subsequently rolling
It is rolled into rolled piece surface again during system.
The fact that another disadvantage of the prior art is derived from is not only oxide skin in rolled piece upper surface, and penetrates
Flowing fluid itself can not targetedly remove from rolled piece.Thus caused fluid is longer and uncertain on rolled piece surface
Residence time causes to generate the damping effect of quality reduction, since energy considerations rolled piece is not by the fluid jet next acted on
The desirably cooling and unfavorable temperature difference for processing safety between the bottom surface of rolled piece and colder top surface.
The object of the present invention is to provide a kind of for cleaning moving relative to equipment with superficial layer to be removed
The device and method of the object just moved upwards eliminate disadvantages mentioned above by the equipment, and the equipment or this method can be both
Fluid is saved to operate energy savingly again.
The task is achieved by the feature with claim 1 for clean equipment.In addition, what is proposed appoints
Business is also achieved by the clean method of the feature with claim 12.
It is according to the present invention that there is at least one nozzle supporter, at least one nozzle supporter for clean equipment
It is rotatably retained in the central support pieces for being transversely or obliquely relative to pending superficial layer.
At least one nozzle supporter has at least one nozzle being maintained in the arm of nozzle supporter, under pressure
Fluid in operation from the nozzle be discharged.
Here, nozzle is orientated as follows so that the fluid jet being discharged during operation from nozzle favours surface
Layer is applied to superficial layer.
Here, the rotation axis that at least one nozzle surrounds the central support pieces orientation for being parallel to nozzle supporter is rotatable
Ground is mounted on nozzle supporter, and wherein nozzle is rotatably driven in operation so that the direction of motion of object with from nozzle
Angle between orientation of the fluid jet ejected in the plane of superficial layer is constant.
Rotary shaft is accommodated in central support pieces, which has the fluid for being under pressure being embedded
Input channel, the input channel and input channel in the corresponding arm of nozzle supporter be connected, the phase of nozzle supporter
Input channel in the arm answered leads to the injection opening of the nozzle body of nozzle.
Here, being defined to the injection direction of the fluid jet under 80bar to 1000bar pressure from nozzle
Vector there is no component in the direction of motion of object.
Thus, it is possible to be accomplished that, the fluid jet of layer to be removed, especially oxide layer will be removed in nozzle supporter
It is always orientated in a same direction while rotation, this can be realized first to superficial layer (especially rolled piece surface) equably
Apply, and in the ratio energy input (spezifischen Energieeintrag) on the rolled piece surface due to repeatedly applying
The reduction of difference, therefore the possibility using apparent less fluid is provided.
Secondly, can be realized by the direction of the launch of nozzle kept constant makes nozzle so be orientated so that these nozzles
Always with can the direction of motion of pre-adjusted velocity component and object emit on the contrary, and thereby can avoid especially being detached
, in the next operation of rolling again may be rolled into the oxide skin in the surface of rolled piece partially away from for descale
Equipment and remain on rolled piece, and after on the top surface for resting on rolled piece for a long time, this can so as to avoid Jetstream fluid
Undesirable cooling and heat can be caused asymmetric.
Injection direction based on the fluid jet from nozzle, always by surface block that the effect of fluid jet is removed
It is removed on the contrary from the surface of object with the direction of motion of object.
The advantageous form of implementation modification of the present invention is the theme of dependent claims.
Advantageous form of implementation modification according to the present invention, at least one nozzle can drive by transmission device power.
It is particularly preferred that the transmission device is constructed such that first gear is rotatably installed in each arm of nozzle supporter
In, it is fixed on nozzle to the second gear being fixed in central support pieces to the anti-torsion at the first gear and center and anti-torsion
On the engagement of third gear, wherein first gear and third gear is equal in magnitude, and thus one carrys out turning for nozzle and nozzle supporter
The numerical value of speed is identical.
By selecting the radius of first gear that can also be accomplished that, in the different distance of the rotation axis with nozzle supporter
Place's positioning nozzle, so that the nozzle supporter of the arm with multiple and different length therefore can be constructed, this is penetrated hydraulic pressure
It is advantageous in terms of the uniform surface distribution of beam energy.
According to preferred form of implementation modification, in order to rotate driving nozzle supporter, nozzle supporter anti-torsion with can
The rotation axis connection of driving being contained in central support pieces is rotated, wherein the input channel of the fluid under pressure is contained in
In rotary shaft.
Optionally, modification according to another implementation of the invention, by the 4th gear anti-torsion of sliding tooth wheel drive
Ground is arranged in nozzle supporter sheet.
According to preferred form of implementation modification, nozzle supporter has at least two arms, rotatable respectively on these arms
Ground fixed nozzle.
According to another preferred form of implementation modification, multiple nozzle supporters are disposed adjacently to one another, wherein by nozzle
The radius of turn on the surface of the arm covering of supporter partially overlaps each other.This makes equipment equipped with multiple according to the width of rolled piece
This nozzle supporter is achieved.
Another advantageous form of implementation according to the present invention, the stream for determining the direction of motion of rolled piece and being ejected from nozzle
The orientation of the nozzle of angle between the truncation Line (Auftrefflinie) of body jet stream can be pre-set.
Be characterized in that according to the method for the present invention, to superficial layer, when especially rolled piece surface applies fluid jet, make to
The rotation axis that a few nozzle surrounds the central support pieces orientation for being parallel to nozzle supporter is supported relative to the nozzle of rotation
Part rotates so that the angle between the direction of motion and the truncation Line of the fluid jet ejected from nozzle of object (especially rolled piece)
Degree remains unchanged.
Here, nozzle is rotated relative to the nozzle supporter of rotation so that the injection direction of the fluid jet from nozzle
It is always opposite with the direction of motion of object.
The preferred embodiment of the present invention modification will in more detail be illustrated by attached drawing below.It is shown in figure：
Fig. 1 shows the perspective view of the first form of implementation modification of the equipment with nozzle supporter, the nozzle supporter
Have there are two arm,
Fig. 2 shows the sectional view of equipment shown in FIG. 1,
Fig. 3 shows the perspective of the optional form of implementation modification of the equipment according to the present invention with nozzle supporter
Figure, the nozzle supporter have there are three arm,
Fig. 4 shows the front view of equipment shown in Fig. 3,
Fig. 5 shows the perspective view of multiple equipment according to fig. 3 for being arranged in a row arrangement,
Fig. 6 a are to FIG. 6d shows that equipment shown in Fig. 1 in each rotation positions different in time was seen from below to regard
Figure,
Fig. 7 a to Fig. 7 d show the equipment of rotation positions different in time formed according to fig. 3 top viewed from above
View, and
Fig. 8 shows the equipment of the nozzle with different orientation constituted according to fig. 3 top view viewed from above.
The following drawings description in, term such as above, below, the left side, the right, front, below only relate to rolled piece, in
The graphical representation of exemplary and position that heart supporting member, nozzle supporter, arm, nozzle etc. select in the corresponding drawings.These terms are simultaneously
Understood without limitation, i.e., these relationships can be changed by different operating positions or mirror symmetry design etc..
The first form of implementation modification of equipment 1 according to the present invention is shown in Fig. 1, Fig. 2 and Fig. 6 a to Fig. 6 d, this sets
It is standby by the fluid under pressure to the object 2 moved in direction of motion x relative to equipment with superficial layer to be removed
(especially hot-rolling stock, especially slab or band (Brammen oder)) cleaned, especially descale.
Below by for relative to equipment in the hot-rolling stock descale of direction of motion X translational movements equipment and side
The present invention is further elaborated in method, but is not limited to the application.
Wait for the rolled piece more particularly to slab or band of descale.It is also conceived that the equipment is used for other of raw steel
Form finding design.
In the form of implementation modification shown in Fig. 1, Fig. 2 and Fig. 6 a to Fig. 6 d, which has both arms nozzle supporter 3,
There are two arm 31 and 32, which rotatably pacifies the both arms nozzle supporter 3 tool relative to central support pieces 5
Dress.
In order to rotate drive the nozzle supporter 3, gear 6 is arranged to anti-torsion on nozzle supporter 3, the gear with
(unshowned) driving gear shape ordinatedly effectively connects and thereby nozzle supporter 3 is made to rotate in operation.
From nozzle supporter 3 in face of the downside of rolled piece 2, nozzle 4 is outstanding from arm 31, each of 32, is in pressure
Under fluid (such as water) be discharged in operation by the nozzle, to remove and remove oxide layer present on rolled piece surface.
Be configured to flat burner in the form of implementation modification shown in the figure of nozzle 4, the nozzle be preferably 0 ° extremely
90 °, particularly preferably 10 ° to 50 ° of jet angle β projects fluid jet 12 to the surface of rolled piece.Here, jet angle β should be managed
Solution is that fluid jet is projected from the sector on channel end towards the pending surface of nozzle.
Nozzle 4 is oriented such that the fluid jet 12 ejected with the surface normal relative to surface to be processed herein
It 0 ° to 40 °, is preferably orientated with 5 ° to 20 ° of angle of attack γ.
Pressure as used herein changes between 80 and 1000bar, is preferably changed in the range of 200 to 400bar.
Here, each of nozzle 4 is surrounded by shell 41, second gear 9,10 is fixed on the shell in external anti-torsion
On.For this purpose, shell 41 is rotatably installed in nozzle supporter 3.
The introducing of the fluid being discharged from nozzle 4 in operation under pressure is realized by input channel 14, is somebody's turn to do
Input channel 14 is sealed by rotating seal 42 and is passed through the opening of the injection in nozzle body 41 43.
In order to which the rotation of nozzle supporter 3 reverse rotation corresponding with nozzle 4 is coupled together, according to fig. 2 in nozzle
Be rotatably mounted first gear 7,8 in each arm 31,32 of supporter 3, the anti-torsion at the first gear and center it is fixed
The third gear 9,10 being fixed on to second gear 11 and anti-torsion in central support pieces 5 on nozzle 4 engages.
First gear 7,8 and third gear 9,10 radius having the same herein so that nozzle supporter 3 surrounds central shaft
The rotary speed of line 5 corresponds to rotary speed of the nozzle 4 relative to nozzle supporter 3.
Rotatability and nozzle by nozzle 4 relative to the nozzle supporter 3 for being configured to jet beam here are supported
Part 3 can be accomplished that Fig. 6 a as shown in offset in time are extremely relative to the rotatability of the rotary motion of central axis 5
Shown in Fig. 6 d, the angle [alpha] between the direction of motion X of rolled piece and the truncation Line of the fluid jet 12 from the discharge of nozzle 4 is kept constant.
Term truncation Line is interpreted as the big axis of the oval shock surface in the case where normally applying direction herein.
Relative to rolled piece surface linear and tilt fluid jet 12 of the Ground shock waves on rolled piece surface be achieved in from
The continuous scale removal in rolled piece surface, wherein the oxide skin being removed and injection fluid are always in the direction of motion relative to rolled piece
X is projected on identical direction.In addition, in this way can be significantly compared to descale equipment known in the art
The use of water and the energy is reduced, because to rolled piece surface repeatedly apply evenly and more effectively realize, this is on the one hand
Contribute to less fluid consuming, especially water consumption, and also contribute to reduce energy expenditure on the other hand, because optimizing
Multiple application pressure (hydraulic) water can cool down rolled piece smaller and before next operation of rolling thus without so by force again
Secondary heating rolled piece.
It is filled in the driving for forming nozzle and nozzle supporter 3 via the gear-box being made of multiple gears 7,8,9,10,11
When setting, can direction b preferably be projected to adjust by the injection direction b of initial setting nozzle 4 so that definition is from nozzle 4
The vector of the injection direction b of fluid jet 12 does not have component on the direction of motion X of rolled piece 2, therefore ensures that, cannot roll
The oxidation skin portion removed is removed on the direction of motion X of part, and the oxidation skin zone removed is removed on the direction of motion X of rolled piece
Dividing to be likely to result in makes the oxidation skin bit of previously passed equipment removal be rolled into again in the subsequent operation of rolling.
Another form of implementation modification of equipment according to the present invention is shown in Fig. 3 to Fig. 5 and Fig. 7.Implement herein
The nozzle supporter 3 having there are three arm 31,32 and 33 is configured in form modification in the form of three arms.
In this case, arm 31,32,33 is different on its radical length radial relative to central support pieces 5, wherein
Nozzle 4 is arranged on the corresponding arm of nozzle supporter 3 so that the spacing of these nozzles and the rotation axis of nozzle supporter 3
It is different.
The driving of nozzle supporter 3 is in Fig. 3-Fig. 5 and form of implementation modification shown in Fig. 7 by being contained in centre bearing
Rotary shaft 16 in part 5 is realized.The end of rotary shaft 16 is outstanding from motor flange, and motor can be fastened on the motor flange
On, rotary shaft 16 can be driven to power by the motor.
It is the high voltage interface 17 for being arranged on the shell 51 of central support pieces 5 below the end of rotary shaft 16
Entrance opening, the fluid under pressure introduce input channel 13 by the high voltage interface, which is embedded into rotation
In axis 16.
Rotary shaft 16 is preferably placed in the shell 51 of central support pieces 5 at this by roller bearing.
In addition, fastening rib 52 is also set up on the shell 51 of central support pieces 5, it can be by shell 51 by the fastening rib
It is fixed on holder, the rack arrangement is in rolled piece 2 above or below the delivery track of its operation.
Second gear 11 in the circumferential and anti-torsion be fixed on shell 51 it is cylindrical, engage into nozzle supporter 3
Part on, and the region anti-torsion of rotary shaft 16 being stretched in nozzle supporter 3 connect with nozzle supporter 3.
If rotary shaft 16 is rotated, nozzle supporter 3 rotates with it.Thus make in nozzle supporter 3
Second gear 11 rotary motion of one gear 7,8 and 18 relative to standing, so that passing through the rotation of first gear 7,8,18
Movement, third gear 9,10,19 also rotates in the opposite direction, and therefore makes nozzle 4 relative to the shell of central support pieces 5
51 orientation is kept constant.
Fig. 5 shows that the arrangement of multiple equipment for descale placed side by side, the equipment have the spray of three arm type
Mouth supporter.Equipment 1 is arranged in this way each other so that these equipment rotate in the opposite direction.It can also be envisaged that
It is so to position and drive each equipment so that each adjacent nozzle supporter 3 rotates in a same direction.
The maintenance of the orientation of nozzle 4 is again illustrated in Fig. 7 a to Fig. 7 d.It can be clearly seen that under pressure
Each position of the linear shock surface of fluid in the rotation position of nozzle supporter 3 is orientated in the same manner.
Fig. 8 shows the optional orientation of nozzle 4, wherein left side of the rotation position of nozzle supporter 3 on rolled piece surface
Upper jet angle β with about 45 ° opposite with the direction of motion x of rolled piece is outwardly oriented, and the rotation of nozzle supporter 3
Position jet angle β with about 45 ° opposite with the direction of motion x of rolled piece above the right part on rolled piece surface is outwardly oriented.
For example, it is also to be contemplated that each nozzle in nozzle 4, which is individually orientated, particularly in this instance it is important that,
The jet angle β of nozzle 4 and the direction of motion of rolled piece are oppositely oriented, and thereby avoid the oxide skin being eliminated partially away from for
The equipment of descale and remain on rolled piece, otherwise these oxidation skin portions in the next operation of rolling may again by
It rolls into the surface of rolled piece, and to avoid Jetstream fluid after on the top surface for resting on rolled piece for a long time, this may lead
Cause undesirable cooling and heat asymmetric.
By above equipment by the fluid under pressure come to relative to equipment translational movement on direction of motion x
Hot-rolling stock carry out descale according to the method for the present invention in, in operation, make at least one nozzle 4 to rolled piece
Rotation axis when surface applies fluid jet 12 around the orientation of central support pieces 5 for being parallel to nozzle supporter 3 is relative to rotation
The nozzle supporter 3 turned rotates so that between the direction of motion x of rolled piece 2 and the truncation Line of the fluid jet 12 from the discharge of nozzle 4
Angle [alpha] keep constant.Here, nozzle supporter 3 preferably so rotation of the nozzle 4 relative to rotation so that come from nozzle 4
Fluid jet 12 injection direction come always by the pre-set velocity component opposite with the direction of motion x of rolled piece 2 it is real
It is existing.
List of reference signs
1 equipment
2 objects
3 nozzle supporters
31 arms
32 arms
33 arms
4 nozzles
41 shells
42 rotating seals
43 injection openings
5 central support pieces
51 shells
52 fastening ribs
6 gears
7 gears
8 gears
9 gears
10 gears
11 gears
12 fluid jets
13 input channels
14 input channels
15 roller bearings
16 rotary shafts
17 high voltage interfaces
18 gears
19 gears
The direction of rotation a
The X directions of motion
B projects direction
Angle between α X and truncation Line
β jet angles
The γ angles of attack
Claims (12)
1. a kind of be used to clean object (2) by the fluid under pressure, especially the equipment of descale, the object
Body (2) is moved relative to the equipment in the direction of motion (x), and there is superficial layer to be removed, the object (2) to be especially hot rolling
Part, especially slab or band, the equipment have：
At least one nozzle supporter (3), the nozzle supporter be rotatably retained at be transversely or obliquely relative to it is pending
In the central support pieces (5) of superficial layer,
At least one nozzle (4), the nozzle is maintained in the arm (31,32,33) of the nozzle supporter (3), described to be in
Fluid under pressure is discharged from the nozzle in operation,
The wherein described nozzle (4) is oriented so that favours the superficial layer with an angle of attack (γ) and is applied to the superficial layer
The fluid jet (12) being discharged from the nozzle (4) during operation,
Wherein described at least one nozzle (4) surround be parallel to the central support pieces (5) orientation rotation axis rotatably
On the nozzle supporter (3),
The wherein described nozzle (4) is rotatably driven in operation so that the direction of motion (x) of the object (2) with from
Angle (α) between orientation of the fluid jet (12) that the nozzle (4) ejects in the plane of the superficial layer is
Constant,
It is characterized in that,
Rotary shaft (16) is accommodated in the central support pieces (5), and the rotary shaft has what is be embedded to be used for the place
The input channel (13) of fluid under pressure, the input channel and the nozzle supporter (3) corresponding arm (31,32,
33) input channel (14) in is connected, the input channel (14) in the corresponding arm (31,32,33) of the nozzle supporter (3)
Lead to the injection opening (43) of the nozzle body (41) of the nozzle (4), and
Injection direction to the fluid jet (12) under 80bar to 1000bar pressure for coming from the nozzle (4)
The vector being defined does not have component in the direction of motion (x) of the object (2).
2. equipment according to claim 1, which is characterized in that at least one nozzle (4) is configured to 0 ° extremely
The flat burner of 90 ° of jet angles (β).
3. equipment according to claim 1, which is characterized in that at least one nozzle (4) can be by transmission device
Drive to power.
4. equipment according to claim 2, which is characterized in that first gear (7,8,18) is rotatably disposed in the spray
In each arm (31,32,33) of mouth supporter (3), it is fixed on to the anti-torsion at the first gear and center the center branch
Third gear (9, the 10,19) engagement being fixed on to second gear (11) and anti-torsion in bearing member (5) on the nozzle (4),
The wherein described second gear (11) and the third gear (9,10,19) are equal in magnitude.
5. equipment according to any one of the preceding claims, which is characterized in that nozzle supporter (3) anti-torsion
It is connected with the rotary shaft (16) of rotatable driving being contained in the central support pieces (5), wherein described under pressure
The input channel (13) of fluid is contained in the rotary shaft (16).
6. equipment according to any one of claim 1 to 3, which is characterized in that by the 4th gear of sliding tooth wheel drive
(6) it is arranged in anti-torsion on the nozzle supporter (3).
7. equipment according to any one of the preceding claims, which is characterized in that the nozzle supporter (3) has at least
Two arms (31,32).
8. equipment according to any one of the preceding claims, which is characterized in that multiple nozzle supporters (3) are adjacent to each other
Ground is arranged, wherein partly being weighed each other by the radius of turn on the surface that the arm (31,32,33) of the nozzle supporter (3) covers
It is folded.
9. equipment according to claim 7, which is characterized in that the nozzle supporter (3) being adjacently positioned is with identical rotation
Direction (a) is driven.
10. equipment according to claim 7, which is characterized in that the nozzle supporter (3) being adjacently positioned is respectively with different
Direction of rotation (a) is driven.
11. equipment according to any one of the preceding claims, which is characterized in that determine the movement side of the object (2)
The nozzle (4) to (x) and from the angle (α) between the truncation Line for the fluid jet (12) that the nozzle (4) ejects
Orientation can be pre-set.
12. a kind of clean object (2) by the fluid under pressure using equipment, especially the side of descale
Method, the object (2) are moved relative to the equipment in the direction of motion (x), have superficial layer to be removed, the object (2) special
It is not hot-rolling stock, especially slab or band, the equipment has at least one nozzle supporter (3) and at least one nozzle (4),
The nozzle supporter (3) is rotatably retained in the central support pieces (5) for being transversely or obliquely relative to pending superficial layer,
At least one nozzle (4) is maintained in the arm (31,32,33) of the nozzle supporter (3), the stream under pressure
Body is discharged from the nozzle (4) in operation, wherein the nozzle (4) is oriented so that favours the superficial layer to described
Superficial layer applies the fluid jet (12) being discharged in operation from the nozzle (4), wherein described in applying to the superficial layer
When fluid jet (12), at least one nozzle (4) surrounds the central support pieces for being parallel to the nozzle supporter (3)
(5) be orientated rotation axis relative to rotation nozzle supporter (3) rotate so that the direction of motion (x) of the object with from
Angle (α) between orientation of the fluid jet (12) that the nozzle (4) ejects in the plane of the superficial layer is protected
It holds constant, which is characterized in that the nozzle (4) rotates relative to the nozzle supporter (3) of rotation so that comes from the nozzle
(4) the injection direction of the fluid jet (12) under the 80bar to 1000bar pressure always by with the object (2)
The opposite component of a vector of the direction of motion (x) is realized, and the fluid under pressure is drawn via input channel (13)
Enter, the input channel (13) is contained in the rotary shaft (16) of the embedded central support pieces (5), the input channel (13)
It is connected with the input channel (14) in the corresponding arm (31,32,33) of the nozzle supporter (3), the nozzle supporter (3)
Corresponding arm (31,32,33) in input channel (14) lead to the nozzle (4) nozzle body (41) injection opening
(43)。
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP15202475.8A EP3184182B1 (en) | 2015-12-23 | 2015-12-23 | Device and method for cleaning a body having a surface layer to be removed |
| EP15202475.8 | 2015-12-23 | ||
| PCT/EP2016/081826 WO2017108729A1 (en) | 2015-12-23 | 2016-12-20 | Device and method for cleaning a body with a surface layer to be removed |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108367326A true CN108367326A (en) | 2018-08-03 |
| CN108367326B CN108367326B (en) | 2019-12-03 |
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| CN201680072726.3A Active CN108367326B (en) | 2015-12-23 | 2016-12-20 | For cleaning the device and method of the object with superficial layer to be removed |
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| Country | Link |
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| EP (1) | EP3184182B1 (en) |
| JP (1) | JP6903665B2 (en) |
| KR (1) | KR102590875B1 (en) |
| CN (1) | CN108367326B (en) |
| ES (1) | ES2681486T3 (en) |
| PL (1) | PL3184182T3 (en) |
| RU (1) | RU2717427C2 (en) |
| WO (1) | WO2017108729A1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112934814A (en) * | 2021-01-28 | 2021-06-11 | 河北纵横集团丰南钢铁有限公司 | Steel high-pressure water dephosphorization system and technological process |
| CN114829019A (en) * | 2019-12-11 | 2022-07-29 | 哈莫尔曼有限公司 | Cleaning device |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102017122802B3 (en) * | 2017-09-29 | 2018-10-25 | Hauhinco Maschinenfabrik G. Hausherr, Jochums Gmbh & Co. Kg | descaling |
| CN113578840B (en) * | 2021-08-04 | 2022-05-17 | 南京迪斯克林科技有限公司 | Ultrahigh-pressure water-cooling reflux dephosphorization system |
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- 2015-12-23 ES ES15202475.8T patent/ES2681486T3/en active Active
- 2015-12-23 EP EP15202475.8A patent/EP3184182B1/en active Active
- 2015-12-23 PL PL15202475T patent/PL3184182T3/en unknown
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2016
- 2016-12-20 CN CN201680072726.3A patent/CN108367326B/en active Active
- 2016-12-20 KR KR1020187021129A patent/KR102590875B1/en active IP Right Grant
- 2016-12-20 RU RU2018121138A patent/RU2717427C2/en active
- 2016-12-20 JP JP2018533081A patent/JP6903665B2/en active Active
- 2016-12-20 WO PCT/EP2016/081826 patent/WO2017108729A1/en active Application Filing
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| CN101954387A (en) * | 2009-07-16 | 2011-01-26 | 宝钢集团新疆八一钢铁有限公司 | Self-enclosed coaxial equal-angle alternate rotary descaling header device |
| CN202427575U (en) * | 2011-12-29 | 2012-09-12 | 天津哈马特高压水射流技术开发有限公司 | Multifunctional two-dimensional high-pressure rotary sprayer |
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| CN114829019A (en) * | 2019-12-11 | 2022-07-29 | 哈莫尔曼有限公司 | Cleaning device |
| CN112934814A (en) * | 2021-01-28 | 2021-06-11 | 河北纵横集团丰南钢铁有限公司 | Steel high-pressure water dephosphorization system and technological process |
Also Published As
| Publication number | Publication date |
|---|---|
| KR102590875B1 (en) | 2023-10-17 |
| KR20180097696A (en) | 2018-08-31 |
| RU2717427C2 (en) | 2020-03-23 |
| RU2018121138A (en) | 2020-01-23 |
| WO2017108729A1 (en) | 2017-06-29 |
| EP3184182A1 (en) | 2017-06-28 |
| EP3184182B1 (en) | 2018-05-02 |
| JP6903665B2 (en) | 2021-07-14 |
| CN108367326B (en) | 2019-12-03 |
| ES2681486T3 (en) | 2018-09-13 |
| JP2019507015A (en) | 2019-03-14 |
| RU2018121138A3 (en) | 2020-02-18 |
| PL3184182T3 (en) | 2018-08-31 |
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