CN101495241B - Nozzle device, method of imparting chemical using it - Google Patents
Nozzle device, method of imparting chemical using it Download PDFInfo
- Publication number
- CN101495241B CN101495241B CN200780028316XA CN200780028316A CN101495241B CN 101495241 B CN101495241 B CN 101495241B CN 200780028316X A CN200780028316X A CN 200780028316XA CN 200780028316 A CN200780028316 A CN 200780028316A CN 101495241 B CN101495241 B CN 101495241B
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- Prior art keywords
- nozzle
- soup
- spues
- injection
- air
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Classifications
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- 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
- D21F1/30—Protecting wire-cloths from mechanical damage
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B12/00—Arrangements for controlling delivery; Arrangements for controlling the spray area
- B05B12/16—Arrangements for controlling delivery; Arrangements for controlling the spray area for controlling the spray area
- B05B12/18—Arrangements for controlling delivery; Arrangements for controlling the spray area for controlling the spray area using fluids, e.g. gas streams
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B7/00—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas
- B05B7/02—Spray pistols; Apparatus for discharge
- B05B7/04—Spray pistols; Apparatus for discharge with arrangements for mixing liquids or other fluent materials before discharge
- B05B7/0408—Spray pistols; Apparatus for discharge with arrangements for mixing liquids or other fluent materials before discharge with arrangements for mixing two or more liquids
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B7/00—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas
- B05B7/02—Spray pistols; Apparatus for discharge
- B05B7/08—Spray pistols; Apparatus for discharge with separate outlet orifices, e.g. to form parallel jets, i.e. the axis of the jets being parallel, to form intersecting jets, i.e. the axis of the jets converging but not necessarily intersecting at a point
- B05B7/0807—Spray pistols; Apparatus for discharge with separate outlet orifices, e.g. to form parallel jets, i.e. the axis of the jets being parallel, to form intersecting jets, i.e. the axis of the jets converging but not necessarily intersecting at a point to form intersecting jets
- B05B7/0861—Spray pistols; Apparatus for discharge with separate outlet orifices, e.g. to form parallel jets, i.e. the axis of the jets being parallel, to form intersecting jets, i.e. the axis of the jets converging but not necessarily intersecting at a point to form intersecting jets with one single jet constituted by a liquid or a mixture containing a liquid and several gas jets
-
- 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
- D21F1/32—Washing wire-cloths or felts
- D21F1/325—Washing wire-cloths or felts with reciprocating devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B1/00—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means
- B05B1/02—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to produce a jet, spray, or other discharge of particular shape or nature, e.g. in single drops, or having an outlet of particular shape
- B05B1/04—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to produce a jet, spray, or other discharge of particular shape or nature, e.g. in single drops, or having an outlet of particular shape in flat form, e.g. fan-like, sheet-like
- B05B1/046—Outlets formed, e.g. cut, in the circumference of tubular or spherical elements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B13/00—Machines or plants for applying liquids or other fluent materials to surfaces of objects or other work by spraying, not covered by groups B05B1/00 - B05B11/00
- B05B13/02—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work
- B05B13/04—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work the spray heads being moved during spraying operation
- B05B13/0463—Installation or apparatus for applying liquid or other fluent material to moving work of indefinite length
- B05B13/0468—Installation or apparatus for applying liquid or other fluent material to moving work of indefinite length with reciprocating or oscillating spray heads
- B05B13/0473—Installation or apparatus for applying liquid or other fluent material to moving work of indefinite length with reciprocating or oscillating spray heads with spray heads reciprocating along a straight line
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B7/00—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas
- B05B7/02—Spray pistols; Apparatus for discharge
- B05B7/08—Spray pistols; Apparatus for discharge with separate outlet orifices, e.g. to form parallel jets, i.e. the axis of the jets being parallel, to form intersecting jets, i.e. the axis of the jets converging but not necessarily intersecting at a point
- B05B7/0807—Spray pistols; Apparatus for discharge with separate outlet orifices, e.g. to form parallel jets, i.e. the axis of the jets being parallel, to form intersecting jets, i.e. the axis of the jets converging but not necessarily intersecting at a point to form intersecting jets
- B05B7/0815—Spray pistols; Apparatus for discharge with separate outlet orifices, e.g. to form parallel jets, i.e. the axis of the jets being parallel, to form intersecting jets, i.e. the axis of the jets converging but not necessarily intersecting at a point to form intersecting jets with at least one gas jet intersecting a jet constituted by a liquid or a mixture containing a liquid for controlling the shape of the latter
Landscapes
- Nozzles (AREA)
- Paper (AREA)
- Seeds, Soups, And Other Foods (AREA)
- Application Of Or Painting With Fluid Materials (AREA)
- Coating Apparatus (AREA)
Abstract
A nozzle device capable of surely imparting a chemical to a traveling body even in an ultra high-speed paper-making machine and sufficiently suppressing the spattering of the chemical and a method of imparting the chemical using the nozzle device are provided. The nozzle device (100) for imparting a chemical to the traveling body comprises an ejecting nozzle (1) capable of ejecting the chemical, a first spray nozzle (12) positioned on the upstream side of the ejecting nozzle (1) in the traveling direction of the traveling body, and a second spray nozzle (22) positioned on the downstream side of the ejecting nozzle (1) in the traveling direction. The nozzle device is characterized in that both the first spray nozzle (12) and the second spray nozzle (22) can spray air, and the angle formed by the traveling direction of the traveling body and the ejecting direction of the chemical from the ejecting nozzle (1) is 30 to 135 DEG .
Description
Technical field
The present invention relates to spray nozzle device, use the supply method and the soup of the soup of this spray nozzle device.
Background technology
In the past; In paper-making industry; Shift foreign matter, improve purposes such as taking off paper efficient from the paper body preventing, parts such as the wire of paper machine, felt, dryer roll, canvas are supplied with the soup that comprises medicaments such as cleaning agent, spacing conditioning agent (ピ Star チ コ Application ト ロ one Le drug), contamination preventing agent, releasing agent from paper pulp raw material.
Usually, these soups supply to paper body, wire, felt, dryer roll, canvas etc. (below be called " moving body ") from the nozzle of the spray nozzle device that is installed in paper machine under the state of paper machine starting.
Yet said moving body is because the paper machine high-speed mobile, therefore moves along this at the near surface of moving body and produces air draught (below be called " following air-flow "), produces because of following the phenomenon that air-flow is rolled to the soup that moving body spues from nozzle.
Therefore, not only can not be to the abundant supply of chemical of moving body, and produce following unfavorable condition: the soup of promptly rolling pollutes paper machine attached to frame or hood etc.
As the device that prevents that this soup from rolling; The inventor has proposed a kind of liquid distribution with the fluid anti-locking apparatus that disperses; This device forms gas curtain (エ ア カ one テ Application), the space spraying fluid between them between the ejection of fluid (soup) is with the upstream side of nozzle and downstream.
According to this device, in the lower existing paper machine of paper production speeds, nearly all soup arrives moving body, can eliminate the problems referred to above point.
Yet in recent years, paper machine develops into very high speed, and having occurred paper production speeds is the paper machine of 1500～2000m/min.
In this superfast paper machine, because the air-flow of following around the moving body is wind speed and all extremely strong air-flow of blast, so can not be to the abundant supply of chemical of moving body in said apparatus, and can not fully suppress dispersing of soup.
There is following tendency, promptly makes the air-flow of following around the moving body confuse greatly and produce because of gas curtain
To this problem; Disclose the injection supply method of a kind of liquid jet delivery device and liquid, this device comprises the spray nozzle that is used for spraying liquid (soup), the air-flow jet that is used for jet-stream wind, and configuration spray nozzle and air-flow jet; So that to liquid from this spray nozzle spraying; From this air-flow jet jet-stream wind, and, make it spray (with reference to patent document 2 or 3) to moving body with the liquid that this air-flow acceleration is sprayed.
According to this liquid jet delivery device, even in wind speed or big the following in the air-flow of blast, also can be to suppress the state feed fluid that side is downstream rolled.
Patent document 1: real the opening of Japan put down the 01-152762 communique
Patent document 2: TOHKEMY 2003-251259 communique
Patent document 3: TOHKEMY 2004-058031 communique
Yet the liquid jet delivery device of record therefore might not be to the abundant feed fluid of moving body owing to can not fully suppress to follow air-flow in above-mentioned patent document 2 and 3, and can not fully suppress dispersing of liquid.
Particularly; Under the situation making a spray nozzle device shuttle-scanning to the moving body feed fluid; Owing to be not only and follow air-flow; When the shuttle-scanning spray nozzle device, also producing air-flow, therefore, is inadequate through making it be injected in moving body with the air-flow acceleration liquid that sprays from the air-flow jet only.
In addition, except the high speed more of paper machine, for the contamination preventing of the enhancing of paper power, parts, improve that to take off the requirement of paper efficient etc. from parts higher.
Summary of the invention
The present invention proposes in view of the above problems; Its purpose is that a kind of spray nozzle device is provided, utilizes the supply method and the soup of the soup of this spray nozzle device; Even also can be in superfast paper machine etc., and can fully suppress dispersing of soup to moving body supply of chemical reliably.
The result that the inventor attentively studies in order to solve above-mentioned problem; Found to solve the method for above-mentioned problem; Thereby accomplished the present invention; This method be angle with regulation to the moving body supply of chemical, and the moving direction of the body that relatively moves is arranged on the upstream side of the nozzle that spues and first injection nozzle and second injection nozzle of downstream injection air.
Promptly; Spray nozzle device of the present invention is; (1) is used for spray nozzle device to the moving body supply of chemical; Comprise: the nozzle that spues of the soup that can spue, the moving direction of the body that relatively moves and be positioned at first injection nozzle of the nozzle upstream side that spues; And the moving direction of the body that relatively moves and be positioned at second injection nozzle in the nozzle downstream that spues, first injection nozzle and second injection nozzle all can injection airs, the air that is sprayed by said first injection nozzle; Be injected between the said soup of following air-flow and spuing by the said nozzle that spues produce because of moving of said moving body; The air that is sprayed by said second injection nozzle is sprayed to suppress rolling of said soup, can adjust the spray angle of the air in said first injection nozzle and/or said second injection nozzle, and the angle that direction constituted that spues of the soup of the moving direction of moving body and the nozzle that spues is 30～135 degree.
The present invention is in above-mentioned (1) described spray nozzle device, and the angle that direction constituted that spues of the said soup in moving direction of (2) said moving body and the said nozzle that spues is 30～60 degree.
The present invention is in above-mentioned (1) described spray nozzle device; (3) angle that injection direction constituted of the air in the moving direction of moving body and first injection nozzle is 45～90 degree, and the angle that injection direction constituted of the air in the moving direction of moving body and second injection nozzle is 45～90 degree.
The present invention in above-mentioned (1) described injection apparatus, (4) moving direction with spue direction on one side, and this face body that relatively moves is vertical.
The present invention is in above-mentioned (1) described injection apparatus, and (5) spue jet hole of nozzle constitutes slit-shaped.
The present invention is in above-mentioned (1) described injection apparatus, and (6) soup comprises cleaning agent, spacing conditioning agent, contamination preventing agent or releasing agent.
The present invention is in above-mentioned (1) described injection apparatus, and (7) moving body is paper body or the canvas that is used for dry this paper body.
The present invention is a kind of supply method of soup; (8) this method is to paper body that is arranged on paper machine or the canvas supply of chemical that is used for dry this paper body; Each described spray nozzle device in paper machine comprises above-mentioned (1)～(7); To paper body or canvas, by the nozzle supply of chemical that spues, and by first injection nozzle and the second injection nozzle injection air.
The present invention is in the supply method of above-mentioned (8) described soup; (9) sweep mechanism of shuttle-scanning spray nozzle device is installed in the paper machine; The moving direction quadrature of scanning direction and paper body or canvas, and moving direction and spue direction on one side and this face body that relatively moves vertical.
The present invention is liquid, (10) the solution using the above (1) to (7) in any one of said nozzle means, the viscosity of the solution less 500cps, the solids contained in the liquid ratio of 0.1 to 50 mass%, the solution including wetting a paper strength agent (wet paper strength AGENT), cleaning agents, spacing adjusting agents, mold release agents or to prevent contamination.
According to spray nozzle device of the present invention,, therefore can soup be supplied on the moving body equably because the angle that direction constituted that spues of the soup of the moving direction of moving body and the nozzle that spues is 30～135 degree.
That is, this moment, the air that is sprayed by first injection nozzle was injected between the soup of following air-flow and being spued by the nozzle that spues that produces because of moving of moving body in said spray nozzle device.
Therefore, in the said nozzle device, can suppress because of following rolling of soup that air-flow causes.
In addition, the following air-flow and can not suppress seldom that between air that sprays by first injection nozzle and the soup that spues by the nozzle that spues, produces through first injection nozzle.
Therefore, this is followed air-flow the soup that is spued by the nozzle that spues is rolled.
Yet in the said nozzle device, the air that is sprayed by second injection nozzle suppresses this and rolls.
Thereby, according to spray nozzle device of the present invention, even in superfast paper machine etc., also can be to moving body supply of chemical reliably, and can suppress dispersing of soup fully.
In the said nozzle device, if can adjust the spray angle of the air of first injection nozzle and/or second injection nozzle, then can be to moving body supply of chemical more reliably, and can suppress dispersing of soup more reliably.
In this case, the angle that injection direction constituted of the moving direction of preferred moving body and the air of first injection nozzle is 45～90 degree, and the angle that injection direction constituted of the air of the moving direction of moving body and second injection nozzle is 45～90 degree.
In the said nozzle device, if moving direction is positioned at on the one side with the direction that spues, and this face body that relatively moves is vertical, then can be to the width of moving body supply of chemical equably.
In the said nozzle device, if the jet hole of the nozzle that spues constitutes slit-shaped, area that then once can supply of chemical increases, and therefore can reduce the quantity of spray nozzle device.
And, even if when spray nozzle device is moved along the vertical direction of body of relatively moving under the situation of supply of chemical, because the area that spray nozzle device of the present invention once can supply of chemical is big, therefore can be to move this spray nozzle device than low velocity.
In the said nozzle device, if soup comprises cleaning agent, spacing conditioning agent, contamination preventing agent or releasing agent, then can be to moving body supply of chemical reliably.
In the said nozzle device, if moving body is paper body or the canvas that is used for dry paper body, then effect is better.
The supply method of soup of the present invention; Owing to comprise the said nozzle device, to paper body or canvas by the nozzle supply of chemical that spues, and by first injection nozzle and the second injection nozzle injection air; Therefore; Even in superfast paper machine, also can be to paper body or canvas supply of chemical reliably, and can suppress dispersing of soup fully.
In the supply method of above-mentioned soup; The sweep mechanism of shuttle-scanning spray nozzle device is installed in the paper machine; If the moving direction quadrature of scanning direction and paper body or canvas, moving direction is positioned at on the one side with the direction that spues, and this face body that relatively moves is vertical; Even then the quantity of spray nozzle device is 1, also can be through shuttle-scanning to paper body or canvas supply of chemical reliably.
In addition,, then safeguard easily if the quantity of spray nozzle device is 1, also favourable aspect cost.
Therefore soup of the present invention is cleaning agent, spacing conditioning agent, contamination preventing agent or releasing agent, and adopts said spray nozzle device to supply with, can be to moving body supply of chemical reliably.
In addition, if the viscosity of said soup below 500cps, supply of chemical more reliably then.
And the moving body that is supplied to soup can be brought into play the function based on the soup that is supplied to reliably.
Description of drawings
Fig. 1 is the vertical view of an embodiment of expression spray nozzle device of the present invention;
Fig. 2 is that the relatively move moving direction of body is seen the front view of the spray nozzle device shown in Fig. 1 from upstream side;
Fig. 3 is the I-I line profile of spray nozzle device shown in Figure 1;
Fig. 4 is the II-II line profile of spray nozzle device shown in Figure 2;
Fig. 5 is used to explain the soup that spues from the spray nozzle device of this embodiment and the key diagram of the angle between the moving body;
Fig. 6 (A), (B) are the front views of example of injection nozzle of the spray nozzle device of this embodiment of expression;
Fig. 7 schematically shows the stereogram that the spray nozzle device of this embodiment is applied to the example of paper machine;
Fig. 8 is the skeleton diagram of the experimental rig representing to adopt in an embodiment;
Fig. 9 schematically shows the stereogram that the spray nozzle device of this embodiment is applied to another example of paper machine;
Figure 10 schematically shows the vertical view that the spray nozzle device of this embodiment is applied to the example of paper machine.
Description of reference numerals
1 nozzle that spues; 2 nozzle bodies that spue; 3,13,23 slits; 5a, 5b arm; 7 injection air supply pipes; 8a soup supply pipe; The 8b air supply pipe that spues; 10 injection nozzle bodies; 12 first injection nozzles; 22 second injection nozzles; 30 sweep mechanisms; 40 moving bodys; 43 drive units; 45 cylinders; 50 paper machines; 60 acrylic panels; 62 air knives; 70 bodies; 100 spray nozzle devices; The A moving direction; The direction that spues of D1 soup.
The specific embodiment
Below, with reference to accompanying drawing preferred implementation of the present invention is elaborated as required.
In the drawings, give identical Reference numeral, omit repeat specification for identical key element.
In addition, unless specifically stated otherwise, the position of waiting up and down relation is as the criterion with position shown in the drawings relation.
And the dimension scale of accompanying drawing is not limited to ratio shown in the drawings.
Fig. 1 is the vertical view of an embodiment of expression spray nozzle device of the present invention.
As shown in Figure 1, the spray nozzle device 100 of this embodiment comprises first injection nozzle 12 and second injection nozzle 22 that spue nozzle 1 and be set up in parallel with the nozzle 1 that spues of the soup that can spue.
These first injection nozzles 12 and second injection nozzle 22 all can injection airs.
The spray nozzle device 100 of this embodiment is used for from the said 1 pair of not shown moving body supply of chemical of nozzle that spues.
For example; Under the situation that not shown moving body moves along the direction of arrow A (below be called " moving direction A "), on the assigned position of moving body, at first from first injection nozzle, 12 injection airs; Secondly from injection nozzle 1 supply of chemical, at last from second injection nozzle, 22 injection airs.
Promptly; In said spray nozzle device 100; The relatively move moving direction A of body of first injection nozzle 12 is positioned at the upstream side of the nozzle 1 that spues; The relatively move moving direction A of body of second injection nozzle 22 is positioned at the downstream of the nozzle 1 that spues, and these spue nozzle 1, first injection nozzle 12 and second injection nozzles 22 direction A that relatively moves is configured to row.
Particularly, the said nozzle 1 that spues has hemispheric shape, is provided with slit 3 on top.
This slit 3 has the wire shape that court's direction vertical with moving direction A extended.
Thereby the soup that spues from this slit 3 body that relatively moves is fan-shaped and spues (not diffusion type).
The above-mentioned nozzle 1 that spues is arranged on the substantial middle of rectangular-shaped nozzle body 2 upper surfaces that spue.
, this is connected with the arm 5a of the nozzle body 2 that is used for fixedly spuing on spuing nozzle body 2,5b at two ends.
At above-mentioned nozzle body 2 and the arm 5a of spuing, the inside of 5b is provided with the supply pipe that is used for carrying to the nozzle 1 that spues soup.
To narrate in the back for this supply pipe.
Chimeric in the lower end of the above-mentioned nozzle body 2 that spues have a U-shaped injection nozzle body 10.
That is, injection nozzle body 10 spues nozzle body 2 independently relatively, can be from nozzle body 2 dismounting that spue.
Upper end in above-mentioned injection nozzle body 10 both sides is formed with hemispheric above-mentioned first injection nozzle 12 and second injection nozzle 22.
On the top of these first injection nozzles 12 and second injection nozzle 22, be respectively equipped with the slit 13,23 that is wire with said slit 3 equally.
In addition, the slit 3,13,23 that is separately positioned on spue nozzle 1, first injection nozzle 12 and the wire of second injection nozzle 22 all is the straight line that extends to the direction vertical with the moving direction A of moving body, and mutual almost parallel.
At this, the distance from slit 3 centers of the nozzle 1 that spues to slit 13 centers of first injection nozzle 12 is preferably 7～30mm, further is preferably 7～20mm.
In addition, the distance from slit 3 centers of the nozzle 1 that spues to slit 23 centers of second injection nozzle 22 is preferably 7～30mm, further is preferably 7～20mm.
Said distance is meant the distance on the face vertical with the direction that spues of soup.
Fig. 2 is that the relatively move moving direction of body is seen the front view of the spray nozzle device shown in Fig. 1 from upstream side.
As shown in Figure 2; In the spray nozzle device 100 of this embodiment; On arm 5a, be connected with the soup supply pipe 8a that is used for to nozzle body 2 supply of chemical that spue, on arm 5b, be connected with and be used to supply with the air supply pipe 8b that spues that makes the air that above-mentioned soup spues.
Thus, above-mentioned soup is spued with above-mentioned air from the nozzle 1 that spues.
In the lower end of above-mentioned injection nozzle body 10, be connected with the injection air supply pipe 7 that is used to supply with the air that sprays by first injection nozzle 12 and second injection nozzle 22.
That is, the air by injection air supply pipe 7 is supplied with is sprayed by first injection nozzle 12 and second injection nozzle 22.
Fig. 3 is the I-I line profile of spray nozzle device shown in Figure 1.
As shown in Figure 3, in the spray nozzle device 100 of this embodiment, be formed with medicine liquid path S1 in the inside of arm 5a, be formed with the air flow circuit S2 that spues in the inside of arm 5b.
The inside of the soup circulation soup supply pipe 8a that supplies with by soup supply pipe 8a, and be transported among the medicine liquid path S1 that is communicated with soup supply pipe 8a.
Then, soup is transported to the nozzle body 2 that spues from medicine liquid path S1.
On the other hand, the circulation of air of supplying with by the air supply pipe 8b that the spues inside of air supply pipe 8b that spues, and be transported to the air flow circuit S2 that spues that is communicated with the air supply pipe 8b that spues.
Then, air is delivered to the nozzle body 2 that spues from the air flow circuit S2 that spues.
Be transported to the soup and the air of the nozzle body 2 that spues, in the nozzle 1 that spues, mix, and spue from slit 3.
At this moment, the soup that spues is accelerated because of the strength of the air that spues.
Fig. 4 is the II-II line profile of spray nozzle device shown in Figure 2.
As shown in Figure 4, in the spray nozzle device 100 of this embodiment, the air of being supplied with by injection air supply pipe 7 is transported among the injection air stream S3 of injection nozzle body 10 inside that are communicated with injection air supply pipe 7.
In addition, the air that is transferred is divided into two strands in the inside of injection nozzle body 10, is transported to respectively in first injection nozzle 12 and second injection nozzle 22.
The air that is transferred is ejected on the moving body from the slit 13 of first injection nozzle 12 and the slit 23 of second injection nozzle 22.
At this moment, the air from above-mentioned first injection nozzle 12 and 22 injections of second injection nozzle with respect to the emission direction of the soup in the jetting nozzle 1, all sprays to the direction with predetermined angular.
That is, above-mentioned first injection nozzle 12 is connected with injection nozzle body 10 with the state that tilts with second injection nozzle 22.
The spray nozzle device 100 of this embodiment body that relatively moves disposes with the mode with predetermined angular.
That is, from the soup that said nozzle device 100 spues, the state that has predetermined angular with above-mentioned relatively moving body is supplied to.
Fig. 5 is used to explain the soup that spues from the spray nozzle device of this embodiment and the key diagram of the angle between the moving body.
As shown in Figure 5, in the spray nozzle device 100 of this embodiment, the angle θ 1 that the direction D1 that spues of the soup in the moving direction A of moving body and the nozzle 1 that spues is constituted is 30～135 degree, is preferably 30～90 degree, further is preferably 30～60 degree.
If the angle θ that the direction D1 that spues of the soup in the moving direction A of moving body and the nozzle 1 that spues is constituted 1 less than 30 degree; Then exist the soup that is spued to supply to the tendency of moving body fully; If angle θ 1 surpasses 90 degree; Compare with the situation of angle θ 1 in above-mentioned scope, then have following tendency, the soup that is promptly spued is because of following air-flow and roll and dispersing easily.
At this moment, in said nozzle device 100, the air from first injection nozzle 12 sprays is being sprayed because of moving between the soup of following air-flow and spuing from the nozzle 1 that spues that produces of moving body.
Therefore, be suppressed because of following the rolling of soup that air-flow causes.
In addition, between air that sprays from first injection nozzle 12 and the soup that spues from the nozzle 1 that spues, produce seldom follow air-flow, do not suppressed by first injection nozzle 12.
Therefore, this is followed air-flow and rolls the soup that spues from the nozzle 1 that spues.
Yet in said nozzle device 100, the air that sprays from second injection nozzle 22 suppresses this and rolls.
The angle θ 2 that the injection direction D2 of the air in the moving direction A of moving body and first injection nozzle 12 is constituted is 45～90 degree, is preferably 60～90 degree.
If the angle θ that the injection direction D2 of the air in the moving direction A of moving body and first injection nozzle 12 is constituted 2 less thaies 45 degree; Compare with the situation of angle θ 2 in above-mentioned scope; Then exist and fully to block the tendency of following air-flow; If angle θ 2 surpasses 90 degree; Compare with the situation of angle in above-mentioned scope, the air-flow of following that then between air that sprays from first injection nozzle 12 and the soup that spues from the nozzle 1 that spues, produces becomes big, the tendency that exists the soup that spues to be easy to disperse.
The angle θ 3 that the injection direction D3 of the air in the moving direction A of moving body and second injection nozzle 22 is constituted is 45～90 degree, is preferably 60～90 degree.
If the angle θ that the injection direction D3 of the air in the moving direction A of moving body and second injection nozzle 22 is constituted 3 less thaies 30 degree; Compare with the situation of angle θ 3 in above-mentioned scope; Then since produce between air that sprays from first injection nozzle 12 and the soup that spues from the nozzle 1 that spues seldom follow air-flow; The tendency that the soup that existence spues is easy to roll; If angle θ 3 surpasses 90 degree, compare with the situation of angle θ 3 in above-mentioned scope, then there is the tendency of the soup that can not fully suppress rolled-up.
Thereby, if angle θ 1, θ 2, θ 3 all in above-mentioned scope, then to moving body supply of chemical more reliably, and can suppress dispersing of soup more reliably.
In the spray nozzle device of this embodiment, the distance L from the front end of the nozzle 1 that spues of spray nozzle device 100 to the intersection point of spue the direction D1 and the moving body of soup is preferably 100～120mm.
At this moment, even in superfast paper machine etc.,, and can suppress dispersing of soup more fully to moving body also supply of chemical more reliably.
In addition, the preferred moving direction A and the direction D1 that spues are positioned at on the one side, and this face body that relatively moves is vertical.
At this moment, to the width of moving body supply of chemical equably.
In the spray nozzle device of this embodiment, the angle θ 2 of first injection nozzle 12 and second injection nozzle, 22 injection airs, θ 3 can suitably adjustment in above-mentioned scope.
Device as the above-mentioned angle θ of change 2, θ 3; Though do not limit especially; But; As long as for example make first injection nozzle 12 and second injection nozzle 22 dismantled and assembled, first injection nozzle 12 and second injection nozzle 22 are replaced with the injection nozzle that on the position that changes above-mentioned angle θ 2, θ 3, forms slit get final product from injection nozzle body 10.
Fig. 6 (A), (B) are the front views of example of injection nozzle of the spray nozzle device of this embodiment of expression.
Shown in Fig. 6 (A), for example, can be oriented top-right first injection nozzle and second injection nozzle with what upper left first injection nozzle of being oriented of slit and second injection nozzle replaced with slit shown in figure (B).
In addition, also can above-mentioned injection nozzle 10 be replaced with other fixing injection nozzle bodies of injection nozzle, this injection nozzle forms slit on the position that changes above-mentioned angle θ 2, θ 3.
Fig. 7 schematically shows the stereogram that the spray nozzle device of this embodiment is applied to the example of paper machine.
As shown in Figure 7, paper machine 50 has rotating cylinder 45, on this cylinder 45, disposes moving body 40.
This moving body 40 constitutes based on the rotation of above-mentioned cylinder 45 and moves in the direction of arrow A.
Upper fixed at above-mentioned cylinder 45 has sweep mechanism 30.
On this sweep mechanism 30, be equipped with towards the reciprocating drive unit 43 of the length direction of this sweep mechanism 30, said nozzle device 100 is installed on this drive unit 43 with the mode of the soup that spues towards moving body 40.
In addition, at this moment, the angle adjustment that direction constituted and spray nozzle device 100 is installed of spuing of moving direction A and the soup of adjustment moving body is so that the soup that spues fully supplies on the above-mentioned moving body 40.
At this moment, be preferably, the sweep mechanism of shuttle-scanning spray nozzle device is installed on the paper machine, the moving direction quadrature of the direction of scanning and paper body or canvas, and moving direction is positioned on the same one side with the direction that spues and this face relatively moves, and body is vertical.
In addition, moving body 40 is moved towards moving direction A, simultaneously, make spray nozzle device 100 reciprocating with drive unit 43,40 soups that spue from spray nozzle device 100 towards moving body, thus soup is fed on the moving body 30.
At this moment, from the nozzle supply of chemical that spues of spray nozzle device 100, and, by first injection nozzle and the second injection nozzle injection air.
Thereby, according to the supply method of soup, owing to adopt the said nozzle device, therefore, and even in superfast paper machine, also can be to moving body supply of chemical reliably, and can suppress dispersing of soup fully.
And in said nozzle device 100, the jet hole of the nozzle that spues constitutes slit-shaped.
Thus, area that once can supply of chemical increases.
Thereby, of this embodiment, even the quantity of spray nozzle device is one, high speed rotation that also can corresponding moving body and supply of chemical.
At this moment, the moving direction quadrature of the scanning direction of preferred nozzle device 100 and moving body 40.
In this case, make spray nozzle device 100 scannings, simultaneously, soup is spued towards moving body, thereby, can be reliably to the moving body supply of chemical.
In addition, in this embodiment, because spray nozzle device 100 is 1, so the maintenance of spray nozzle device 100 is easy, and is also favourable aspect cost.
As above-mentioned moving body, can enumerate paper body, wire, felt, dryer roll, canvas etc.
Wherein, preferably be used in paper body or be used for the canvas of dry paper body.
Usually, because paper body or canvas high-speed mobile in the paper machine, therefore spray nozzle device of the present invention can be brought into play effect more effectively.
Above-mentioned soup is preferably cleaning agent, spacing conditioning agent, contamination preventing agent or releasing agent.
At this moment, can be to moving body supply of chemical reliably.
The viscosity of above-mentioned soup is down below the 500cps at normal temperature (25 ℃) preferably.
If viscosity releases souls from purgatory 500cps, to compare in the situation of above-mentioned scope with viscosity, in the slit of the soup that disperses attached to the jet hole of the nozzle that spues or injection nozzle, the solids that might cause being included in the soup is blocked these jet holes or slit.
At this moment, because spuing of soup can not fully carry out, perhaps injection nozzle can not be given full play to its function, therefore to the abundant supply of chemical of moving body, the tendency that also exists generation to disperse.
In addition, above-mentioned viscosity is preferably at 1～200cps.
At this moment, to moving body supply of chemical reliably.
Thereby, can bring into play function reliably based on the soup that is supplied to.
The ratio of the solids that contains in the above-mentioned soup is preferably below 50 quality %, more preferably at 0.1～50 quality %.
The soup that at this moment, can suppress to disperse is attached in the slit of the jet hole of the nozzle that spues or injection nozzle and the solids that causes being included in the soup is blocked these jet holes or slit.
More than, preferred implementation of the present invention is illustrated, but the present invention is not limited to above-mentioned embodiment.
For example, in the spray nozzle device 100 of above-mentioned embodiment, spue nozzle 1, first injection nozzle and second injection nozzle are configured to row with respect to moving direction A, are decided to be row but differ.
In said nozzle device 100, injection nozzle body 10 is independent with the nozzle body 2 that spues, but also can be one.
In addition, spue nozzle 1, first injection nozzle and second injection nozzle all have hemispheric shape, but also can be quadrangle or triangle etc., in this embodiment, do not do special qualification.
The spray nozzle device of above-mentioned embodiment also can be applied in food processing or the fiber process etc. except that paper machine.
In addition, be applied among the embodiment of paper machine at above-mentioned spray nozzle device with this embodiment, spray nozzle device 100 is installed in the paper machine, but also a plurality of spray nozzle devices 100 can be installed in paper machine.
Fig. 9 schematically shows the stereogram that the spray nozzle device of this embodiment is applied to another example of paper machine.
As shown in Figure 9; Also can be on the sweep mechanism 30 of paper machine; Be equipped with a plurality ofly towards the reciprocating drive unit 43 of the length direction of this sweep mechanism 30, and spray nozzle device 100 is installed in respectively on the drive unit 43 with the mode of the soup that spues towards moving body 40.
Figure 10 schematically shows the vertical view that the spray nozzle device of this embodiment is applied to another example of paper machine.
Shown in figure 10, also can be that a plurality of spray nozzle devices 100 are installed on the body 70.
That is, when being applied to paper machine, owing to, therefore do not need the reciprocating motion of spray nozzle device 100 from being installed in a plurality of spray nozzle devices 100 on the body 70 soup that spues simultaneously.
In addition, in body 70, be built-in with not shown injection air supply pipe, soup supply pipe and the air supply pipe that spues.
And not shown moving body moves (moving direction) in the direction of arrow A.
Embodiment
Below, specify the supply method of the soup that adopts spray nozzle device of the present invention, but the present invention is not limited to these embodiment.
As shown in Figure 8; The acrylic panel 60 that is equipped with air knife (エ ア Na イ Off) 62 is at one end carried in configuration; And spray nozzle device 100 is set, so that the distance L from the front end of the nozzle 1 that spues of spray nozzle device 100 to the intersection point of spue the direction D1 and the acrylic panel 60 of soup (ダ ス Network リ one Application R409S, releasing agent, viscosity 3cps, Man Taike (メ Application テ Star Network) Co., Ltd. make) is 10mm.
In addition, be provided with said nozzle device 100, so that first injection nozzle 12 is positioned at the upstream side of the wind of seeing off from air knife 62.
At this moment; The angle θ 1 that the direction D1 that spues of the soup in the acrylic panel 60 and the nozzle 1 that spues is constituted becomes 45 degree; The angle θ 2 that the injection direction D2 of the air in the acrylic panel 60 and first injection nozzle 12 is constituted becomes 60 degree, and the angle θ 3 that the injection direction D3 of the air in the acrylic panel 60 and second injection nozzle 22 is constituted becomes 45 degree.
In addition, see the wind that wind speed is 16.6m/s off from air knife 62, and, from the nozzle 1 that spues of spray nozzle device 100 soup that spues, from first injection nozzle 12 and second injection nozzle, 22 injection airs.
In addition, be 0.1MPa from the spue condition of soup of the nozzle 1 that spues, discharge-amount is 20ml/min.
And, are 0.5MPa from the injection conditions of first injection nozzle 12 and second injection nozzle, 22 injection airs.
Except that angle θ 1, θ 2, θ 3 being made as angle listed in the table 1 (unit: degree), it is identical with embodiment 1, from the nozzle 1 that spues of spray nozzle device 100 soup that spues, from first injection nozzle 12 and second injection nozzle, 22 injection airs.
[table 1]
| ? | |
|
|
| |
30 | 60 | 45 |
| |
45 | 60 | 45 |
| Embodiment 4 | 135 | 60 | 45 |
| Embodiment 5 | 45 | 45 | 45 |
| Embodiment 6 | 45 | 45 | 60 |
| |
45 | 45 | 75 |
| Embodiment 8 | 45 | 45 | 90 |
| Embodiment 9 | 45 | 60 | 60 |
| |
45 | 60 | 75 |
| Embodiment 11 | 45 | 60 | 90 |
| |
45 | 75 | 45 |
| |
45 | 75 | 60 |
| Embodiment 14 | 45 | 75 | 75 |
| Embodiment 15 | 45 | 75 | 90 |
| Embodiment 16 | 45 | 90 | 45 |
| Embodiment 17 | 45 | 90 | 60 |
| Embodiment 18 | 45 | 90 | 75 |
| Embodiment 19 | 45 | 90 | 90 |
| Comparative example 1 | 15 | 60 | 45 |
| Comparative example 2 | 150 | 60 | 45 |
[evaluation method of spray nozzle device]
Below, measure supply width (unit: cm) to the soup of acrylic panel supply.
At this, the supply width of so-called soup, be meant with the length that flows to the soup that vertical direction is supplied to of the wind of seeing off from air knife 62.
The result who obtains is listed in the table 2.
[table 2]
| ? | Supply with width | ? | Supply with width | ? | Supply with |
| Embodiment | |||||
| 1 | 10 | Embodiment 8 | 10 | Embodiment 15 | 12 |
| |
8 | Embodiment 9 | 7 | Embodiment 16 | 5 |
| |
10 | |
14 | Embodiment 17 | 10 |
| Embodiment 4 | 12 | Embodiment 11 | 12 | Embodiment 18 | 12 |
| Embodiment 5 | 4 | |
6 | Embodiment 19 | 12 |
| Embodiment 6 | 9 | |
10 | Comparative example 1 | 3 |
| |
10 | Embodiment 14 | 12 | Comparative example 2 | 3 |
[0195]Can know by table 2, adopt the embodiment 1～19 of spray nozzle device of the present invention not compare with adopting comparative example 1,2 of the present invention, can be to acrylic panel 60 supply of chemical fully.
Particularly in the embodiment 10 that angle θ 1, θ 2, θ 3 is made as 45 degree, 60 degree, 75 degree respectively, obtain extremely excellent result.
Can confirm according to above result, according to spray nozzle device of the present invention, even in superfast paper machine etc., also can be to moving body supply of chemical reliably, and can suppress dispersing of soup.
[evaluation method of soup]
The tack of soup
Prepare WS4052 (agent of wetting paper power, solids 30 quality %, viscosity 500cps, PMC society make), utilize water or tackifier that viscosity is adjusted to 10,100,200,400,500,600,1000 (cps) back and use as soup.
These are arranged on the spray nozzle device of embodiment 1, spue continuously a week or six weeks, and the state of spray nozzle device is estimated with the range estimation mode.
This evaluation is divided into: the state that on spray nozzle device, does not adhere to solids is " A ", and the state that on spray nozzle device, adheres to the small amount of solid state thing is " B ", and the state that on spray nozzle device, adheres to a lot of solids is " C ".
In addition, with above-mentioned situation likewise, measure the supply width (unit: cm) after spue continuously a week or six weeks.
The result who obtains is listed in the table 3.
[table 3]
Can know from the result of table 3, if the viscosity of soup below 500cps, particularly if be preferably below the 200cps, then can be reliably to the moving body supply of chemical, and can suppress reliably that soup adheres to again and solids attached on the jet hole.
Industrial applicibility
Spray nozzle device of the present invention is as the soup that will comprise medicaments such as cleaning agent, spacing conditioning agent, contamination preventing agent, releasing agent, and the device that supplies to the parts such as wire, felt, dryer roll, canvas of paper machine uses.
According to spray nozzle device of the present invention, even in superfast paper machine etc., also can be to moving body supply of chemical reliably, and can suppress dispersing of soup.
Claims (9)
1. spray nozzle device, it is used for the moving body supply of chemical is characterized in that, comprises:
Can spue said soup the nozzle that spues,
The moving direction of said relatively moving body and be positioned at the said nozzle upstream side that spues first injection nozzle,
The moving direction of said relatively moving body and be positioned at second injection nozzle in the said nozzle downstream that spues,
Said first injection nozzle and said second injection nozzle all can injection airs,
By the air that said first injection nozzle sprays, be injected between the said soup of following air-flow and spuing by the said nozzle that spues that produces because of moving of said moving body,
The air that is sprayed by said second injection nozzle is sprayed suppressing rolling of said soup,
Can adjust the spray angle of the air in said first injection nozzle and/or said second injection nozzle,
The angle that direction constituted that spues of the said soup in the moving direction of said moving body and the said nozzle that spues is 30～135 degree.
2. spray nozzle device as claimed in claim 1 is characterized in that, the angle that direction constituted that spues of the said soup in the moving direction of said moving body and the said nozzle that spues is 30～60 degree.
3. spray nozzle device as claimed in claim 1; It is characterized in that; The angle that injection direction constituted of the air in the moving direction of said moving body and said first injection nozzle is 45～90 degree, and the angle that injection direction constituted of the air in the moving direction of said moving body and said second injection nozzle is 45～90 degree.
4. spray nozzle device as claimed in claim 1 is characterized in that, said moving direction and the said direction that spues are on same one side, and said said relatively moving body is vertical.
5. spray nozzle device as claimed in claim 1 is characterized in that, the jet hole of the said nozzle that spues constitutes slit-shaped.
6. spray nozzle device as claimed in claim 1 is characterized in that, said soup comprises cleaning agent, spacing conditioning agent, contamination preventing agent or releasing agent.
7. spray nozzle device as claimed in claim 1 is characterized in that, said moving body is paper body or the canvas that is used for dry this paper body.
8. the supply method of a soup; It is characterized in that; This method is to paper body that is arranged on paper machine or the canvas supply of chemical that is used for dry this paper body, and said paper machine comprises each described spray nozzle device in the claim 1～7, to said paper body or said canvas; Supply with said soup by the said nozzle that spues, and by said first injection nozzle and the said second injection nozzle injection air.
9. the supply method of soup as claimed in claim 8; It is characterized in that; The sweep mechanism of the said spray nozzle device of shuttle-scanning is installed in the said paper machine; The moving direction quadrature of scanning direction and said paper body or said canvas, and said moving direction and said spue direction on one side and said said relatively moving body vertical.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP168146/2006 | 2006-06-16 | ||
| JP2006168146 | 2006-06-16 | ||
| PCT/JP2007/061425 WO2007145107A1 (en) | 2006-06-16 | 2007-06-06 | Nozzle device, method of imparting chemical using it, and chemical |
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| Publication Number | Publication Date |
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| CN101495241A CN101495241A (en) | 2009-07-29 |
| CN101495241B true CN101495241B (en) | 2012-09-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200780028316XA Active CN101495241B (en) | 2006-06-16 | 2007-06-06 | Nozzle device, method of imparting chemical using it |
Country Status (3)
| Country | Link |
|---|---|
| CN (1) | CN101495241B (en) |
| TW (1) | TWI393588B (en) |
| WO (1) | WO2007145107A1 (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110945182A (en) * | 2017-07-21 | 2020-03-31 | 明答克株式会社 | Nozzle cap, nozzle device provided with same, and method for spraying chemical liquid |
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| CN104246069A (en) * | 2012-04-17 | 2014-12-24 | 福伊特专利有限公司 | Method and device for moistening a fibrous web |
| WO2014030195A1 (en) * | 2012-08-24 | 2014-02-27 | 株式会社メンテック | Nozzle device |
| EP2966220B1 (en) * | 2013-03-04 | 2017-10-11 | Maintech Co., Ltd. | Method for spraying a chemical solution |
| JP5907576B2 (en) * | 2014-03-31 | 2016-04-26 | 株式会社メンテック | How to spray chemicals |
| JP2016204797A (en) * | 2015-04-27 | 2016-12-08 | 株式会社メンテック | Spray device and drug solution |
| CN105494291A (en) * | 2015-12-06 | 2016-04-20 | 西北农林科技大学 | Air-assisted leaf turning type pesticide spraying device |
| CN105750130B (en) * | 2016-05-11 | 2018-03-02 | 陈云霞 | A kind of boundling sprayer unit |
| CN111636245B (en) * | 2020-06-28 | 2022-05-10 | 湖北真诚纸业有限公司 | Spraying device for production of household paper |
| US20240058827A1 (en) * | 2020-12-18 | 2024-02-22 | 3M Innovative Properties Company | Two-fluid nozzle with an arcuate opening |
| CN113275146B (en) * | 2021-07-23 | 2021-09-14 | 南通日旭重工科技有限公司 | Air cap and paint spraying equipment with same |
| CN113731658A (en) * | 2021-08-31 | 2021-12-03 | 中冶南方工程技术有限公司 | Pre-spraying device of roller coater and roller coater |
| CN116239259B (en) * | 2023-03-10 | 2023-09-19 | 青岛国信上实城市物业发展有限公司 | Quick-dissolving medicine fixed-point spraying device and method based on large-lag water quality control |
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| EP0525998A1 (en) * | 1991-07-02 | 1993-02-03 | L. A. C. Corporation | Painting air brush |
| CN1541779A (en) * | 2003-04-14 | 2004-11-03 | 东京昊工业株式会社 | Slit nozzle and treating liquid supplying device with such nozzle |
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| CN110945182B (en) * | 2017-07-21 | 2021-02-12 | 明答克株式会社 | Nozzle cap, nozzle device provided with same, and method for spraying chemical liquid |
Also Published As
| Publication number | Publication date |
|---|---|
| TWI393588B (en) | 2013-04-21 |
| CN101495241A (en) | 2009-07-29 |
| TW200806394A (en) | 2008-02-01 |
| WO2007145107A1 (en) | 2007-12-21 |
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