CN107138321B - A kind of arrangement of nozzles structure of electrostatic spraying rail - Google Patents
A kind of arrangement of nozzles structure of electrostatic spraying rail Download PDFInfo
- Publication number
- CN107138321B CN107138321B CN201710303616.XA CN201710303616A CN107138321B CN 107138321 B CN107138321 B CN 107138321B CN 201710303616 A CN201710303616 A CN 201710303616A CN 107138321 B CN107138321 B CN 107138321B
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- CN
- China
- Prior art keywords
- rail
- nozzle
- nozzles
- spray
- angle
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- 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
- 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
- B05B13/0278—Arrangement or mounting of spray heads
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B5/00—Electrostatic spraying apparatus; Spraying apparatus with means for charging the spray electrically; Apparatus for spraying liquids or other fluent materials by other electric means
- B05B5/08—Plant for applying liquids or other fluent materials to objects
Abstract
Disclosed by the invention is a kind of arrangement of nozzles structure of electrostatic spraying rail of steel rail rolling technical field, including rail and three nozzles being arranged in around rail length direction, respectively first jet, second nozzle and third nozzle, the rail is placed on roller-way in such a way that side is fallen and moves, the first jet is located at head rail side above rail, the second nozzle is located at head rail side below rail, the third nozzle is located at leg point side below rail, the coating that three nozzles spray is flat fan shape, being completely covered for Rail Surface coating can be achieved as rail is mobile between three nozzles.The present invention is by the way that the spray angle of three nozzles is rationally arranged, with rail at a distance from and spray the parameters such as incidence angle, both the uniformity of spraying area and the adhesive rate of coating ensure that, in turn avoid the problems such as nozzle is blocked because of the iron scale powder fallen, the working efficiency and quality for substantially increasing rail spraying, have good economic and social benefits.
Description
Technical field
The present invention relates to steel rail rolling technical field more particularly to a kind of arrangement of nozzles structures of electrostatic spraying rail.
Background technique
Rail coating process is a new technology, mainly online electrostatic spraying is carried out in Rail Surface, to improve rail
Corrosion resistance and insulation against ground performance, the uniformity of coating antiseptic property is influenced very big, by test, 10 μm of coating are anti-
Rotten performance only has 6 months, and the antiseptic property of 15 μm of rail of coating only has 15 months, reaches 25 μm or more, antiseptic property reaches 36
A month or more, antiseptic property can just be effectively guaranteed.Online electrostatic spraying is carried out to rail and is primarily present following difficult point, one
Aspect Rail Surface is relatively rough, and rail moves more than 1.0m/s speed to form backset bed on surface, and a spraying son is difficult to
Smoothly contact Rail Surface, to reduce the effect of spraying；On the other hand, since rail is complex-shaped, rail two sides are one
Guarantee that thickness is very difficult when big concave surface, abdominal cavity to leg apical segment and rail head lower surface spray, rail head upper surface (tyre tread) belongs to again
Selective spray, and nozzle cannot be placed below rail, because rail has the iron scale powder with roller-way friction at runtime
Dirt is fallen and plug nozzle.So the position with regard to how to arrange rail and nozzle, be the key that determine on-line spray effect because
Element.
Summary of the invention
It is to be solved by this invention in order to overcome the deficiencies of spraying uneven, paint waste during rail electrostatic spraying
Technical problem is: providing a kind of arrangement of nozzles structure that can be improved electrostatic spraying rail coating quality.
The technical solution adopted by the present invention to solve the technical problems is:
A kind of arrangement of nozzles structure of electrostatic spraying rail, including rail and be arranged in around rail length direction three
Nozzle, respectively first jet, second nozzle and third nozzle, the rail are placed on roller-way in such a way that side is fallen and move,
The first jet is located at head rail side above rail, and the second nozzle is located at head rail side, third nozzle position below rail
The leg point side below rail, the coating that three nozzles spray is flat fan shape, as movement can be real between three nozzles for rail
Existing Rail Surface coating is completely covered.
Further, three nozzles are spaced apart from each other 100~300mm on rail length direction.
Further, angle α=70~85 ° of the spray gun incident direction of three nozzles and rail traffic direction.
Further, the spraying flow-rate ratio of the first jet and second nozzle and third nozzle is 32:26:29, than
Example variation range≤5%.
Further, spray angle C1=40~45 ° of the first jet, nozzle is away from rail centre-height H1=
300~360mm, away from horizontal distance B1=120~170mm in rail, the center line of spray range and the angle D1=in roller-way face
55~65 °.
Further, spray angle C2=35~43 ° of the second nozzle, nozzle is away from rail centre-height H2=
270~320mm, away from rail central horizontal distance B2=150~190mm, the center line of spray range and the angle D2 in roller-way face
=55~65 °.
Further, spray angle C3=35~43 ° of the third nozzle, nozzle is away from rail centre-height H3=
180~220mm, away from rail central horizontal distance B3=280~320mm, the center line of spray range and the angle D3 in roller-way face
=34~38 °.
The beneficial effects of the present invention are: being set by the way that rail side is put upside down, two sides are arranged three above and below rail
Nozzle, and the spray angle of three nozzles is rationally set, with rail at a distance from and sprays the parameters such as incidence angle, it realizes to steel
Spraying is completely covered in rail, both ensure that the uniformity of spraying area and the adhesive rate of coating, has in turn avoided nozzle because falling
Iron scale powder and the problems such as block, substantially increase the working efficiency and quality of rail spraying, there is good economy
Social benefit.
Detailed description of the invention
Fig. 1 is arrangement of nozzles structural schematic diagram of the present invention.
Fig. 2 is jet nozzle's incidence angle α schematic diagram of the present invention.
Fig. 3 is first jet parameter schematic diagram of the present invention.
Fig. 4 is second nozzle parameter schematic diagram of the present invention.
Fig. 5 is third Nozzle Parameter schematic diagram of the present invention.
Label is 1- first jet, 2- second nozzle, 3- third nozzle, 4- rail, 5- roller-way face in figure.
Specific embodiment
The following further describes the present invention with reference to the drawings.
As shown in Figure 1, the present invention includes rail 4 and three nozzles being arranged in around 4 length direction of rail, respectively
One nozzle 1, second nozzle 2 and third nozzle 3, the rail 4 are placed on roller-way in such a way that side is fallen and move, first spray
Mouth 1 is located at 4 top head rail side of rail, and the second nozzle 2 is located at 4 lower section head rail side of rail, and the third nozzle 3 is located at rail
4 lower sections leg point side, the coating that three nozzles 2 spray are flat fan shape, and steel can be achieved as rail 4 is mobile between three nozzles
4 surface coating of rail is completely covered.In the prior art almost without the associated description for carrying out online electrostatic spraying to rail, according to
Conventional design in order to reach the comprehensive spraying of rail needs that multiple nozzles are arranged around rail, and how to be specifically arranged
The arrangement form of rail and nozzle can be only achieved the key point that saving color, raising adhesive rate and other effects are the application.
By constantly studying, arrangement form as shown in Figure 1 is obtained, 4 side of rail, which is put upside down, sets, and can reduce the contact with roller-way
Area avoids being bonded on roller-way for settling off.Then in the top head rail side of rail 4 and lower section head rail side and lower section foot
A nozzle is respectively arranged in sharp side, and Rail Surface can be completely covered for the fan shaped paint that three nozzles spray.After setting nozzle,
The spray paint by the way of flat fan shape can make about 4 rail is intraperitoneal to be full of electrostatic coatings particle, can be effectively right
Entire abdominal cavity up and down carries out coating uniform attachment.After tested, coating only have rail head following table face thickness be less than other positions thickness 5~
It 8 μm, fully meets coating thickness homogenization and requires.
Paint-absorbable effect is reduced in order to avoid interfering with each other for electrostatic of spraying, each nozzle should not design flat at one
On face, both three nozzles mutually staggered on 4 length direction of rail, obtained through overtesting, spacing distance preferably 100~
300mm not only can avoid electrostatic interference, but also can improve the compactedness of equipment.
As shown in Fig. 2, angle α=70~85 ° of the spray gun incident direction of three nozzles and 4 traffic direction of rail.
Because the coating sprayed in the faster situation of the rail speed of service can generate air vortex fluid layer in Rail Surface, serious reduce is applied
The absorption of material, finds after study, can be effectively reduced air-swirl when jet nozzle's incidence angle degree α control is between 70~85 °
Appearance, to improve coating adhesive rate.
Further, the first jet 1 and the spraying flow-rate ratio of second nozzle 2 and third nozzle 3 are 32:26:29, than
Example variation range≤5%.Because three nozzles correspond to the different parts of rail 4, and the ring packet effect of electrostatic is different, it is therefore desirable to
Different quantity for sprays, the ratio are inventors by accurately calculating the conclusion obtained, and rail 4 can be made by carrying out spraying according to the ratio
Surface coating is more uniform, while avoiding the waste of coating.
Specific to the detailed arrangement parameter of three nozzles, as shown in figure 3, figure 4 and figure 5:
Spray angle C1=40~45 ° of the first jet 1, nozzle away from 4 centre-height H1=300~360mm of rail,
Away from horizontal distance B1=120~170mm in rail 4, the center line of spray range and angle D1=55~65 ° in roller-way face 5.
Spray angle C2=35~43 ° of the second nozzle 2, nozzle away from 4 centre-height H2=270~320mm of rail,
Away from 4 central horizontal distance B2=150~190mm of rail, the center line of spray range and angle D2=55~65 ° in roller-way face 5.
Spray angle C3=35~43 ° of the third nozzle 3, nozzle away from 4 centre-height H3=180~220mm of rail,
Away from 4 central horizontal distance B3=280~320mm of rail, the center line of spray range and angle D3=34~38 ° in roller-way face 5.
The selection of the above parameter is to be increased by 10~30mm, 4 closest approach of rail and nozzle distance L by spray wide cut according to rail 4
The position of=250~280mm is calculated, the spray angle belong in bigger spray regime, spraying area can be effectively ensured
Uniformity, and have electrostatic covered effect to the radial sidewalls within the scope of jeting area.
Using arrangement of nozzles form of the invention, it is ensured that the uniformity of spraying area and the adhesive rate of coating, significantly
The working efficiency and quality of rail spraying are improved, while avoiding the waste of coating, it is with good economic efficiency and social
Value.
Claims (4)
1. a kind of arrangement of nozzles structure of electrostatic spraying rail, it is characterized in that: including rail (4) and setting in rail (4) length
Peripherad three nozzles in side, respectively first jet (1), second nozzle (2) and third nozzle (3), the rail (4) is with side
Mode is placed on roller-way and moves, and the first jet (1) is located at head rail side, the second nozzle (2) above rail (4)
Positioned at head rail side below rail (4), the third nozzle (3) is located at leg point side below rail (4), the coating that three nozzles spray
For flat fan shape, being completely covered for Rail Surface coating can be achieved as rail (4) moves between three nozzles, described three
Nozzle is spaced apart from each other 100~300mm, spray gun incident direction and rail (4) of three nozzles on rail (4) length direction
Angle α=70~85 ° of traffic direction, the spraying flow of the first jet (1) and second nozzle (2) and third nozzle (3)
Than for 32:26:29, ratio variation range≤5%.
2. a kind of arrangement of nozzles structure of electrostatic spraying rail as described in claim 1, it is characterized in that: the first jet
(1) spray angle C1=40~45 °, nozzle is away from rail centre-height H1=300~360mm, away from horizontal distance B1 in rail
=120~170mm, the center line of spray range and angle D1=55~65 ° in roller-way face.
3. a kind of arrangement of nozzles structure of electrostatic spraying rail as described in claim 1, it is characterized in that: the second nozzle
(2) spray angle C2=35~43 °, nozzle is away from rail centre-height H2=270~320mm, away from rail central horizontal distance
B2=150~190mm, the center line of spray range and angle D2=55~65 ° in roller-way face.
4. a kind of arrangement of nozzles structure of electrostatic spraying rail as described in claim 1, it is characterized in that: the third nozzle
(3) spray angle C3=35~43 °, nozzle is away from rail centre-height H3=180~220mm, away from rail central horizontal distance
B3=280~320mm, the center line of spray range and angle D3=34~38 ° in roller-way face.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710303616.XA CN107138321B (en) | 2017-05-03 | 2017-05-03 | A kind of arrangement of nozzles structure of electrostatic spraying rail |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710303616.XA CN107138321B (en) | 2017-05-03 | 2017-05-03 | A kind of arrangement of nozzles structure of electrostatic spraying rail |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107138321A CN107138321A (en) | 2017-09-08 |
| CN107138321B true CN107138321B (en) | 2019-11-26 |
Family
ID=59774553
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710303616.XA Active CN107138321B (en) | 2017-05-03 | 2017-05-03 | A kind of arrangement of nozzles structure of electrostatic spraying rail |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107138321B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113828435A (en) * | 2021-09-29 | 2021-12-24 | 唯客乐化妆品(杭州)有限公司 | Lipstick pearly-lustre spraying equipment and lipstick pearly-lustre spraying method using same |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201454769U (en) * | 2009-04-30 | 2010-05-12 | 哈尔滨四海数控科技股份有限公司 | Spraying-gun device of NC painting and drying production line |
| CN201791624U (en) * | 2010-08-26 | 2011-04-13 | 攀钢集团冶金工程技术有限公司 | Steel rail spraying device |
| CN102059185A (en) * | 2009-11-18 | 2011-05-18 | 攀钢集团攀枝花钢铁研究院有限公司 | Device for coating steel rail and method thereof |
| CN201921898U (en) * | 2009-12-22 | 2011-08-10 | 马鞍山钢铁股份有限公司 | After-rolling cooling control device for hot-rolled H-beam |
| CN204974283U (en) * | 2015-07-29 | 2016-01-20 | 大丰市龙发铸造除锈设备有限公司 | Steel I -beam paint spraying apparatus |
-
2017
- 2017-05-03 CN CN201710303616.XA patent/CN107138321B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201454769U (en) * | 2009-04-30 | 2010-05-12 | 哈尔滨四海数控科技股份有限公司 | Spraying-gun device of NC painting and drying production line |
| CN102059185A (en) * | 2009-11-18 | 2011-05-18 | 攀钢集团攀枝花钢铁研究院有限公司 | Device for coating steel rail and method thereof |
| CN201921898U (en) * | 2009-12-22 | 2011-08-10 | 马鞍山钢铁股份有限公司 | After-rolling cooling control device for hot-rolled H-beam |
| CN201791624U (en) * | 2010-08-26 | 2011-04-13 | 攀钢集团冶金工程技术有限公司 | Steel rail spraying device |
| CN204974283U (en) * | 2015-07-29 | 2016-01-20 | 大丰市龙发铸造除锈设备有限公司 | Steel I -beam paint spraying apparatus |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107138321A (en) | 2017-09-08 |
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