CN205667913U - Electrostatic spraying device and rotation cup thereof - Google Patents
Electrostatic spraying device and rotation cup thereof Download PDFInfo
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- CN205667913U CN205667913U CN201620559600.6U CN201620559600U CN205667913U CN 205667913 U CN205667913 U CN 205667913U CN 201620559600 U CN201620559600 U CN 201620559600U CN 205667913 U CN205667913 U CN 205667913U
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- cup
- rotation
- rotation cup
- inner sunken
- coating
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- 238000007590 electrostatic spraying Methods 0.000 title claims abstract description 21
- 238000000576 coating method Methods 0.000 claims abstract description 47
- 239000011248 coating agent Substances 0.000 claims abstract description 44
- 238000010422 painting Methods 0.000 claims abstract description 37
- 239000007921 spray Substances 0.000 claims abstract description 8
- 239000003973 paint Substances 0.000 claims description 8
- 230000007704 transition Effects 0.000 claims description 2
- 238000000889 atomisation Methods 0.000 abstract description 11
- 230000000694 effects Effects 0.000 abstract description 9
- 230000007547 defect Effects 0.000 abstract description 4
- 238000012795 verification Methods 0.000 abstract description 3
- 101100327917 Caenorhabditis elegans chup-1 gene Proteins 0.000 description 30
- 230000008859 change Effects 0.000 description 4
- 238000009413 insulation Methods 0.000 description 4
- 238000005507 spraying Methods 0.000 description 4
- 239000003599 detergent Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000004809 Teflon Substances 0.000 description 1
- 229920006362 Teflon® Polymers 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000009527 percussion Methods 0.000 description 1
- 238000007634 remodeling Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Landscapes
- Electrostatic Spraying Apparatus (AREA)
- Application Of Or Painting With Fluid Materials (AREA)
Abstract
This utility model provides a kind of electrostatic spraying device and rotation cup thereof, and described rotation cup is in order to spray from rim of a cup after being atomized by the coating in inputting this rotation cup at the bottom of cup；The aperture area of described rotation cup is gradually increased at the bottom of by cup to rim of a cup direction, and the interior sidewall surface of rotation cup includes that multistage inner sunken face, each inner sunken face sequentially connect at the bottom of by cup to rim of a cup direction.Rotation cup of the present utility model can make its interior coating of entrance be fully atomized by repeat impact, is effectively improved the atomizing effect of coating, promotes painting rate, contrasts through actual verification, and painting rate can promote more than 15%.Meanwhile, the multistage inner sunken face design of rotation cup medial wall can make bore and the angle bottom rotation cup less, it is to avoid the defect of the part coatings atomization badness that coating causes without rotation cup atomization the most directly bounce-back.
Description
Technical field
This utility model relates to Electrostatic Spray Technology field, particularly to a kind of electrostatic spraying device and rotation cup thereof.
Background technology
Material commonly used by container is steel, for avoiding surface oxidisation, often at container surface sprayed coating, more preferably toward collection
Vanning surface spraying water paint.
In prior art, the construction of container water paint is general uses traditional airless spraying technology, and painting rate is only 50% ~
55%, spraying effect is the best, and the waste of coating is more.
Another kind preferably mode is to use electrostatic spraying, makes coating transport in the rotation cup of a high speed rotating, and coating is in rotation
By micronized under the centrifugal action of cup, by atomization wind, coating sprayed to equably container surface the most again.Existing rotation cup
Medial wall shape is generally inclined-plane or circular cone concave surface, is likely to occur the defect of coating atomization badness in some circumstances, and rotation cup is right
The atomizing effect of coating still haves much room for improvement.
Utility model content
The purpose of this utility model is to provide a kind of electrostatic spraying device and rotation cup thereof, to improve the effect of the atomization to coating
Really.
For solving above-mentioned technical problem, this utility model adopts the following technical scheme that
According to an aspect of the present utility model, this utility model provides the rotation cup of a kind of electrostatic spraying device, in order to incite somebody to action
Spray from rim of a cup after coating atomization in inputting this rotation cup at the bottom of cup；The aperture area of described rotation cup at the bottom of by cup to rim of a cup direction
On be gradually increased, the interior sidewall surface of rotation cup includes multistage inner sunken face, each inner sunken face at the bottom of by cup on rim of a cup direction sequentially
Connect.
Preferably, it is respectively provided with folder between two ends end points line and the central axis of described rotation cup of each described inner sunken face
Angle, and each angle increasing to rim of a cup direction successively along at the bottom of cup.
Preferably, rounding off between inner sunken face described in adjacent two.
Preferably, round-corner transition is passed through between inner sunken face described in adjacent two.
Preferably, the cross sectional shape of each described inner sunken face is circular arc.
Preferably, the interior sidewall surface of described rotation cup has three sections of described inner sunken faces；The circle of two sections of inner sunken faces of head and the tail
Arc radius is equal, and more than the arc radius of one section of middle inner sunken face.
The height of the described inner sunken face being preferably located at centre is more than the height near the inner sunken face at the bottom of cup, close
The inner sunken face of rim of a cup has the height of minimum.
Preferably, be provided with at the bottom of the cup of described rotation cup for painting pipeline stretch into rotation cup in bottom outlet.
According to another aspect of the present utility model, this utility model also provides for a kind of electrostatic spraying device, including rotation cup
Seat and the rotation cup being installed on rotation cup head, be provided with in described rotation cup and drive source of the gas, for inputting the confession of coating in rotation cup
Paint pipeline, and for applying the HV generator of electrostatic to coating；Described rotation cup is for revolving cup as above.
Preferably, being provided with bottom outlet at the bottom of the cup of described rotation cup, described painting pipeline stretches in described rotation cup by described bottom outlet,
The end sidewall of painting pipeline is provided with multiple defeated paint hole, so that coating to spray to the medial wall of described rotation cup.
Preferably, described painting pipeline is bimetallic tube.
Preferably, described driving source of the gas is arranged between described HV generator and described painting pipeline, described height
Air insulated is formed between pressure electrostatic generator and described painting pipeline.
As shown from the above technical solution, advantage of the present utility model and have the active effect that in rotation cup of the present utility model,
To on rim of a cup direction at the bottom of by cup, the curvature of rotation cup interior sidewall surface has change, and multistage inner sunken face makes this curvature become
Change and more have levels.After coating enters in rotation cup, when moving to rim of a cup direction at the bottom of by cup, can be in each interior concave curved of rotation cup medial wall
Carrying out repeat impact on face, coating can be fully atomized, and is effectively improved the atomizing effect of coating so that coating is being sprayed at workpiece
Being more uniformly distributed and have more preferable adsorptivity during surface, promote painting rate, contrast through actual verification, painting rate can promote
More than 15%.Meanwhile, the multistage inner sunken face design of rotation cup medial wall can make bore and angle bottom rotation cup less, it is to avoid
The defect of the part coatings atomization badness that coating causes without rotation cup atomization the most directly bounce-back.
Accompanying drawing explanation
Fig. 1 is the structural representation of this utility model electrostatic spraying device preferred embodiment.
Fig. 2 is close-up schematic view at D in this utility model Fig. 1.
Fig. 3 is the perspective view of this utility model rotation cup preferred embodiment.
Fig. 4 is the cross section structure schematic diagram of this utility model rotation cup preferred embodiment.
Description of reference numerals is as follows: 1, rotation cup；11, at the bottom of cup；111, bottom outlet；12, rim of a cup；13, installation portion；14, medial wall；
141, inner sunken face/first surface；142, inner sunken face/the second curved surface；143, inner sunken face/the 3rd curved surface；2, rotation cup；3、
Drive source of the gas；4, painting pipeline；41, defeated paint hole；5, HV generator；6, detergent line；10, electrostatic spraying device；20、
Workpiece；30, coating；40, shaping gas hood.
Detailed description of the invention
Embodiment this utility model feature will describe the most in detail with the exemplary embodiment of advantage.It should be understood that
Be that this utility model can have various changes on different embodiments, it is all without departing from model of the present utility model
Enclose, and explanation therein and be shown in and be substantially treated as purposes of discussion, and be not used to limit this utility model.
This utility model provides a kind of electrostatic spraying device and rotation cup thereof, as it is shown in figure 1, of the present utility model one preferred
In embodiment, electrostatic spraying device 10 includes this rotation cup 1 and for installing the rotation cup 2 of rotation cup 1, and rotation cup 1 is installed on rotation cup
Seat 2 heads, are provided with driving source of the gas 3, painting pipeline 4, HV generator 5 and detergent line 6 in rotation cup 2.
This electrostatic spraying device 10 when workpiece 20 surface is sprayed, rotation cup 1 towards workpiece 20 surface to be sprayed,
And maintain a certain distance.Painting pipeline 4 inputs coating 30 in rotation cup 1, and HV generator 5 applies quiet to coating 30
Electricity, drives source of the gas 3 to drive rotation cup 1 to rotate around himself central axis.After coating 30 is at the bottom of the cup of cup 1 is revolved in painting pipeline 4 input,
Through and rotation cup 1 medial wall between percussion and be atomized, finally from rotation cup 1 rim of a cup ejection and be sprayed at workpiece 20
Surface, the coating 30 shaped gas hood of spray range 40 on workpiece 20 surface limits.
Painting pipeline 4 can be carried out by detergent line 6 when needed, it is simple to the use of electrostatic spraying device 10.
In the present embodiment, insulation and obturation in rotation cup 2, drive source of the gas 3 to be arranged at HV generator in rotation cup 2
Between 5 and painting pipeline 4, by Fig. 1 structure, painting pipeline 4 is generally positioned on the central axis of rotation cup 2, and high-pressure electrostatic is sent out
Raw device 5 near the outer wall of rotation cup 2, drive source of the gas 3 then between painting pipeline 4 and HV generator 5, high-pressure electrostatic
Air insulated is formed between generator 5 and painting pipeline 4.By this insulation processing, can realize revolving the insulation of cup 2, it is not necessary to
Rotation cup 2 is outer increases electric discharge finger.
Painting pipeline 4 more preferably uses bimetallic tube, and its material can be teflon pipe, it is achieved that painting pipeline 4 itself exhausted
Edge.
In this electrostatic spraying device 10, by above-mentioned insulation processing, electrostatic can be applied directly on coating 30, electrostatic efficiency
More preferably, painting rate is promoted further.
Refering to Fig. 2, being provided with, at the bottom of the cup of rotation cup 1, the bottom outlet 111 stretched into for painting pipeline 4, painting pipeline 4 is by this bottom outlet
111 stretch in rotation cup 1.The end sidewall of painting pipeline 4 is provided with multiple defeated paint hole 41, and the coating 30 in painting pipeline 4 can be through
These defeated paint holes 41 spray to revolve the medial wall of cup 1 and be fully atomized, to coating 30 nothing in my way at the bottom of 1 glass of cup of rotation, it is to avoid coating
30 blocking rotation cups 1, are particularly suitable for having high viscosity and the spraying of drip-dry coating container.
In this electrostatic spraying device 10, more preferably, by revolving the improvement of cup 1 structure, the atomizing effect of coating 30 is optimized
Thus promote painting rate, it is specifically introduced below in conjunction with Fig. 3 and Fig. 4.
The profile of rotation cup 1 is substantially in frustum, and small end is at the bottom of cup 11, and big end is rim of a cup 12.Cup the end 11 be also convexly equipped with for
With the installation portion 13 that rotation cup 2 is combined, this portion profile structure of rotation cup 1 can refer to prior art, it is possible to according to practical structures
Appropriate design.
Refering to Fig. 4, aperture area 11 to rim of a cup 12 direction at the bottom of by cup of rotation cup 1 is gradually increased, in the present embodiment, rotation
Cup 1 medial wall 14 wall be mainly made up of three sections of inner sunken faces 141,142,143, each inner sunken face 141,142,143 by
Cup sequentially connects on the end 11 to rim of a cup 12 direction.In other embodiments, the quantity of the inner sunken face of the medial wall 14 of rotation cup 1 is also
It can be two sections or more than four sections.
Medial wall 14 based on this rotation cup 1 shape, on 11 to rim of a cup 12 direction at the bottom of by cup, rotation cup 1 medial wall 14 wall
Curvature there is change, and multistage inner sunken face 141,142,143 makes this Curvature varying more have levels.Coating enters rotation cup
After in 1, when at the bottom of by cup, 11 to rim of a cup 12 direction is moved, can be on each inner sunken face 141,142,143 of rotation cup 1 medial wall 14
Carrying out repeat impact, coating can be fully atomized, and is effectively improved the atomizing effect of coating so that coating is being sprayed at surface of the work
Time be more uniformly distributed and have more preferable adsorptivity, promote painting rate, contrast through actual verification, painting rate can promote 15% with
On.Meanwhile, multistage inner sunken face 141,142,143 design of rotation cup 1 medial wall 14 can make bottom rotation cup 1 bore and angle more
Little, it is to avoid the defect of the part coatings atomization badness that coating causes without rotation cup 1 atomization the most directly bounce-back.
For ease of statement, three sections of inner sunken faces 141,142,143 are called first surface the 141, second curved surface 142 and
3rd curved surface 143, first surface 141 near glass at the bottom of 11, the 3rd curved surface 143 is near rim of a cup 12, and the second curved surface 142 is positioned at centre.
More preferably, between the central axis L1 of the two ends end points line of each inner sunken face and rotation cup 1, it is respectively provided with angle, and respectively
Angle is increasing along 11 to rim of a cup at the bottom of cup 12 direction successively.
In the present embodiment, the angle between two ends end points line and the rotation cup 1 central axis L1 of first surface 141 is α
141, the angle between two ends end points line and the rotation cup 1 central axis L1 of the second curved surface 142 is α 142, the 3rd curved surface 143
Angle between two ends end points line and rotation cup 1 central axis L1 is α 143.By above-mentioned relation, then there is α 141 < α 142 < α 143.
The concrete angle of each angle can design according to practical structures, in the present embodiment, α 141 below 25 °, α 142 can be controlled in 35 ° ~
45 °, α 143 can be 55 ° ~ 65 °.
As a preferred embodiment of the present utility model, cutting of the three sections of inner sunken faces 141,142,143 in the present embodiment
Face shape is circular arc.
Further, the arc radius R141 of the first surface 141 and arc radius R143 of the 3rd curved surface 143 is equal, and
Arc radius R142 more than the second curved surface 142, it may be assumed that R141=R143 > R142.The second curved surface 142 being positioned at centre has bigger
Curvature, the atomization of coating particle can be advantageously promoted.
The short transverse being rotation cup 1 with the direction of 11 to rim of a cup at the bottom of cup 12, the height H142 of the second curved surface 142 is more than first
The height H141 of curved surface 141, and the height H143 of the 3rd curved surface 143 is minimum, it may be assumed that H142 > H141 > H143.First surface 141 He
The altitude range of the second curved surface 142 is relatively big, can increase the coating number of shocks at this segment limit, the most also can improve the mist of coating
Change effect.
Forming rounding off by fillet between first surface 141 and the second curved surface 142, the second curved surface 142 and the 3rd is bent
Rounding off is formed also through fillet between face 143.If the medial wall 14 of rotation cup 1 also has more inner sunken face, the most adjacent
Two inner sunken faces the most more preferably rounding off.
Although describing this utility model with reference to several exemplary embodiment, it is to be understood that, term used is to say
Bright and exemplary and nonrestrictive term.Owing to this utility model can be embodied as without deviating from practicality in a variety of forms
Novel spirit or essence, it should therefore be appreciated that above-mentioned embodiment is not limited to any aforesaid details, and should be in right of enclosing
Explain widely in requiring the spirit and scope that limited, therefore fall into whole changes in claim or its equivalent scope with
Remodeling all should be appended claims and contained.
Claims (12)
1. a rotation cup for electrostatic spraying device, in order to spray from rim of a cup after being atomized by the coating in inputting this rotation cup at the bottom of cup；
It is characterized in that, the aperture area of described rotation cup is gradually increased at the bottom of by cup to rim of a cup direction, and the interior sidewall surface of rotation cup includes
Multistage inner sunken face, each inner sunken face sequentially connects at the bottom of by cup to rim of a cup direction.
Rotation cup the most according to claim 1, it is characterised in that the two ends end points line of each described inner sunken face and described rotation
It is respectively provided with angle between the central axis of cup, and each angle is increasing along at the bottom of cup to rim of a cup direction successively.
Rotation cup the most according to claim 1, it is characterised in that rounding off between inner sunken face described in adjacent two.
Rotation cup the most according to claim 3, it is characterised in that pass through round-corner transition between inner sunken face described in adjacent two.
Rotation cup the most according to claim 1, it is characterised in that the cross sectional shape of each described inner sunken face is circular arc.
Rotation cup the most according to claim 5, it is characterised in that the interior sidewall surface of described rotation cup has three sections of described interior concave curveds
Face；The arc radius of two sections of inner sunken faces of head and the tail is equal, and more than the arc radius of one section of middle inner sunken face.
Rotation cup the most according to claim 6, it is characterised in that be positioned at the height of described inner sunken face of centre more than close
The height of the inner sunken face at the cup end, the inner sunken face near rim of a cup has the height of minimum.
Rotation cup the most according to claim 1, it is characterised in that be provided with at the bottom of the cup of described rotation cup and stretch into rotation for painting pipeline
Bottom outlet in Bei.
9. an electrostatic spraying device, including rotation cup and the rotation cup being installed on rotation cup head, is provided with in described rotation cup and drives
Take offence source, for inputting the painting pipeline of coating in rotation cup, and for applying the HV generator of electrostatic to coating；
It is characterized in that, described rotation cup is the rotation cup described in any one of claim 1-8.
Electrostatic spraying device the most according to claim 9, it is characterised in that be provided with bottom outlet at the bottom of the cup of described rotation cup, described
Painting pipeline stretches in described rotation cup by described bottom outlet, and the end sidewall of painting pipeline is provided with multiple defeated paint hole, with by coating
Spray to the medial wall of described rotation cup.
11. electrostatic spraying devices according to claim 9, it is characterised in that described painting pipeline is bimetallic tube.
12. electrostatic spraying devices according to claim 9, it is characterised in that described driving source of the gas is arranged at described high pressure
Between electrostatic generator and described painting pipeline, between described HV generator and described painting pipeline formed air every
From.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620559600.6U CN205667913U (en) | 2016-06-12 | 2016-06-12 | Electrostatic spraying device and rotation cup thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620559600.6U CN205667913U (en) | 2016-06-12 | 2016-06-12 | Electrostatic spraying device and rotation cup thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205667913U true CN205667913U (en) | 2016-11-02 |
Family
ID=57190907
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620559600.6U Active CN205667913U (en) | 2016-06-12 | 2016-06-12 | Electrostatic spraying device and rotation cup thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205667913U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106437107A (en) * | 2016-11-28 | 2017-02-22 | 重庆瑞恩涂料有限公司 | Direct-discharge type anti-splashing coating spray device |
| CN107486349A (en) * | 2016-06-12 | 2017-12-19 | 中集集团集装箱控股有限公司 | Electrostatic spraying device and its rotation cup |
| CN108325768A (en) * | 2018-03-26 | 2018-07-27 | 江苏大学 | A kind of static nozzle of hardening constituent dispersion |
-
2016
- 2016-06-12 CN CN201620559600.6U patent/CN205667913U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107486349A (en) * | 2016-06-12 | 2017-12-19 | 中集集团集装箱控股有限公司 | Electrostatic spraying device and its rotation cup |
| CN106437107A (en) * | 2016-11-28 | 2017-02-22 | 重庆瑞恩涂料有限公司 | Direct-discharge type anti-splashing coating spray device |
| CN108325768A (en) * | 2018-03-26 | 2018-07-27 | 江苏大学 | A kind of static nozzle of hardening constituent dispersion |
| CN108325768B (en) * | 2018-03-26 | 2023-08-22 | 江苏大学 | Enhanced phase dispersion electrostatic spray head |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220415 Address after: 523000 No. 1, Jinlong Road, guanjingtou, Fenggang town, Dongguan City, Guangdong Province Patentee after: Dongguan Nanfang CIMC logistics equipment manufacturing Co.,Ltd. Patentee after: CHINA INTERNATIONAL MARINE CONTAINERS (GROUP) Ltd. Patentee after: CIMC CONTAINERS HOLDING Co.,Ltd. Address before: 523808 Room 302, office building 2, Zhongji Zhigu Industrial Park, No. 1, Nanshan Road, Songshanhu high tech Industrial Development Zone, Dongguan City, Guangdong Province Patentee before: CIMC CONTAINERS HOLDING Co.,Ltd. Patentee before: CHINA INTERNATIONAL MARINE CONTAINERS (GROUP) Ltd. Patentee before: SHENZHEN SOUTHERN CIMC EASTERN LOGISTICS EQUIPMENT MANUFACTURING Co.,Ltd. |
|
| TR01 | Transfer of patent right |