CN107670861A - A kind of electrostatic spraying generator - Google Patents
A kind of electrostatic spraying generator Download PDFInfo
- Publication number
- CN107670861A CN107670861A CN201711086006.5A CN201711086006A CN107670861A CN 107670861 A CN107670861 A CN 107670861A CN 201711086006 A CN201711086006 A CN 201711086006A CN 107670861 A CN107670861 A CN 107670861A
- Authority
- CN
- China
- Prior art keywords
- electrostatic
- generator
- electrostatic spraying
- air inlet
- wiring board
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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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
- 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
- B05B5/025—Discharge apparatus, e.g. electrostatic spray guns
- B05B5/03—Discharge apparatus, e.g. electrostatic spray guns characterised by the use of gas, e.g. electrostatically assisted pneumatic spraying
-
- 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
- B05B5/025—Discharge apparatus, e.g. electrostatic spray guns
- B05B5/053—Arrangements for supplying power, e.g. charging power
Landscapes
- Electrostatic Spraying Apparatus (AREA)
Abstract
The invention discloses a kind of electrostatic spraying generator, including air inlet, gas outlet, exhaust outlet, TRT, wiring board and electrostatic output interface, wherein, air inlet is connected with source of the gas, gas outlet and exhaust outlet are connected with air inlet by pipeline respectively, TRT includes generator and the pneumatic rotary device on alternator shaft, the inside of pipeline of the pneumatic rotary device between air inlet and exhaust outlet, the output end of generator is connected by wire with wiring board, on wiring board there is electrostatic circuit occurs, the output end of wiring board is connected with electrostatic output interface.Using a kind of electrostatic spraying generator of above technical scheme, without external mains supply, it is possible thereby to avoid potential safety hazard caused by civil power.A kind of electrostatic spraying generator architecture is simple, safe and practical, and cost is cheap and need not transform existing pipeline, is used available for oily formula, powder formula electrostatic spraying device, or the equipment such as electrostatic depuration, static disinfectant machine.
Description
Technical field
The present invention relates to electrostatic spraying device, more particularly to a kind of electrostatic spraying generator.
Background technology
Electrostatic spraying is electronegative paint particles is oriented fortune along the opposite direction of electric field using high-pressure electrostatic electric field
It is dynamic, and paint particles are adsorbed into a kind of spraying method in workpiece surface.
The principle of electrostatic spraying is one high-pressure electrostatic electric field of formation between spray gun and workpiece.Coating powder particle is through spray
Sprayed after mouth atomization, the paint particles being atomized by the pole pin of muzzle or spray disk, spray the edge of cup when because contact is and powered, when
By during gas ionization zone, its surface charge density will be increased again caused by high-pressure electrostatic.These negatively charged paintings
Under the electrostatic field for expecting particulate, the workpiece surface motion of guide polarity, and be deposited and form uniform apply on the surface of the workpiece
Film.
When powder is attached to certain thickness, then the effect of " identical charges repel each other " can occur, it is impossible to absorption powder again, so that
The powder layer thickness of each several part is uniform, and then bisque levelling turns into uniform film layer after heated baking-curing.
Electrostatic spraying device is typically made up of spray gun, source of the gas and electrostatic generator etc..
Electrostatic generator is the chief component of electrostatic spraying device, its act on be positive and negative interpolar formed 60kV-
120kV high-pressure electrostatic.Generally, the positive pole of electrostatic generator and workpiece are grounded, and the negative pole of electrostatic generator with
Spray gun is connected.
Electrostatic generator typically has two kinds, and one kind is externally positioned type, and its negative pole is connected by wire with spray gun；Another kind is
Internally-arranged type, i.e. electrostatic generator are arranged on inside spray gun, and its positive pole passes through wired earth.But almost all of electrostatic generator
All be using civil power 220V or 110V as working power, because substantial amounts of dust and organic gas be present in electrostatic spraying device, because
Larger potential safety hazard be present in this.
The content of the invention
It is an object of the invention to provide a kind of electrostatic spraying generator.
According to an aspect of the invention, there is provided a kind of electrostatic spraying generator, including air inlet, gas outlet, row
Gas port, TRT, wiring board and electrostatic output interface, wherein, air inlet is connected with source of the gas, gas outlet and exhaust outlet difference
It is connected with air inlet by pipeline, TRT includes generator and the pneumatic rotary device on alternator shaft,
The inside of pipeline of the pneumatic rotary device between air inlet and exhaust outlet, the output end of generator pass through wire and wiring board
It is connected, on wiring board there is electrostatic circuit occurs, the output end of wiring board is connected with electrostatic output interface.
Using a kind of electrostatic spraying generator of above technical scheme, it is connected on gases at high pressure conveyance conduit, air-flow
Flow into from air inlet, discharged from gas outlet and exhaust outlet.When airflow passes pneumatic rotary device, driving pneumatic rotary device is fast
Speed rotation, generator are started working, and produce electric energy, circuit occurs for driving electrostatic, so as to produce high-pressure electrostatic.Gases at high pressure one
Divide and discharged from gas outlet, another part is discharged from exhaust outlet, so as to increase gas flow, ensures turning for pneumatic rotary device
Speed, so as to produce enough electric currents.The device only needs with source of the gas to be connected by pipeline, without external mains supply, by
This can be avoided potential safety hazard caused by civil power.A kind of electrostatic spraying generator architecture is simple, and safe and practical, cost is cheap
And existing pipeline need not be transformed, make available for oily formula, powder formula electrostatic spraying device, or the equipment such as electrostatic depuration, static disinfectant machine
With.
In some embodiments, gas outlet is connected with spray gun.Thus, the device can be used for oily formula, powder formula electrostatic
Automatic doubler surface glouer, for forming a high-pressure electrostatic electric field between spray gun and workpiece.
In some embodiments, connect and jettron is in series with the pipeline of exhaust outlet, jettron joins with gas outlet
It is dynamic, when gas outlet have air-flow by when jettron open.Thus, it is possible to when having realized that air-flow passes through gas outlet, TRT
It can start working, reach the effect that start is powered immediately.
In some embodiments, connect and adjusting switch is also in series with the pipeline of exhaust outlet, adjusting switch is used to adjust
The capacity of exhaust outlet.By adjusting switch, the gas output of exhaust outlet can be adjusted, so as to adjust the power of TRT, is entered
And the output voltage that circuit occurs for electrostatic can be adjusted.
In some embodiments, pneumatic rotary device is turbine or turbine.
In some embodiments, the pipeline for connecting air inlet is provided with pneumatic inductive switch, pneumatic inductive switch and circuit
Plate is connected.Air inlet has air-flow entrance upon power-up, and pneumatic inductive switch is opened, so that electrostatic occurs circuit and starts work
Make.After circuit start-up operation occurs for electrostatic, pneumatic inductive switch can monitor the air inlet situation of air inlet in real time, so as to automatic
Electrostatic is closed circuit occurs or carries out System self-test.
In some embodiments, in addition to switching line, switching line both ends are connected with out splice going splice and wiring board respectively.
Thus, wiring board can also be opened and closed by external switch device.
In some embodiments, the plus earth of circuit occurs for electrostatic, and negative pole is connected by wire with output interface.
The critical voltage of negative polarity corona discharge is low compared with positive polarity corona discharge and relatively stable, is not easy to breed flashing.Thus,
Stable high-voltage electrostatic field can be formed between both positive and negative polarity with security and stability.
Brief description of the drawings
Fig. 1 is a kind of structural representation of electrostatic spraying generator of one embodiment of the present invention.
Embodiment
The invention will now be described in further detail with reference to the accompanying drawings.
Fig. 1 schematically shows a kind of electrostatic spraying generator according to one embodiment of the present invention.Such as figure
Shown, the device is used for electrostatic spraying device, including air inlet 1, gas outlet 2, exhaust outlet 3, TRT 4, wiring board 5 and quiet
Electricity output interface 8.
Wherein, air inlet 1 is connected with high-pressure air source, and gas outlet 2 is connected with spray gun.
Electrostatic output interface 8 is in spray gun.
Gas outlet 2 and exhaust outlet 3 are connected with air inlet 1 by pipeline respectively.
TRT 4 includes generator 42 and the pneumatic rotary device 41 in the rotating shaft of generator 42.Pneumatic rotary
The inside of pipeline of the device 41 between air inlet 1 and exhaust outlet 3.In the present embodiment, pneumatic rotary device 41 is turbine.
In a further embodiment, pneumatic rotary device 41 can also be turbine.
The output end of generator 42 is connected by wire 9 with wiring board 5.On wiring board 5 there is electrostatic circuit occurs.It is quiet
The positive pole that circuit occurs for electricity is grounded by wire 9, and negative pole is connected by wire 9 with output interface 8.Workpiece to be processed also connects
Ground.The critical voltage of negative polarity corona discharge is low compared with positive polarity corona discharge and relatively stable, is not easy to breed flashing.By
This, can form stable high-voltage electrostatic field between spray gun and workpiece with security and stability.
The device also includes switching line 10.The both ends of switching line 10 are connected with out splice going splice 8 and wiring board 5 respectively.Thus,
Wiring board 5 can also be opened and closed by external switch device.
Connect and be in series with jettron 6 on the pipeline of exhaust outlet 3, jettron 6 links with gas outlet 2.When gas outlet 2 has
Air-flow by when jettron 6 open.Thus, it is possible to when having realized air-flow by gas outlet 2, TRT 4 can start work
Make, reach the effect that start is powered immediately.
Connect and be also in series with adjusting switch 7 on the pipeline of exhaust outlet 3.Adjusting switch 7 is used for the exhaust for adjusting exhaust outlet 3
Amount.By adjusting switch 7, the gas output of exhaust outlet 3 can be adjusted, so as to adjust the power of TRT 4, and then can be adjusted
The output voltage of circuit occurs for electrostatic.
The pipeline of connection air inlet 1 is provided with pneumatic inductive switch 11.Pneumatic inductive switch 11 is connected with wiring board 5.When
Air inlet 1 has air-flow entrance during start, and pneumatic inductive switch 11 is opened, so that electrostatic occurs circuit and started working.In electrostatic
After generation circuit is started working, pneumatic inductive switch 11 can monitor the air inlet situation of air inlet 1 in real time, quiet so as to close automatically
Electricity occurs circuit or carries out System self-test.
Using a kind of electrostatic spraying generator of above technical scheme, it is connected on gases at high pressure conveyance conduit, air-flow
Flowed into from air inlet 1, a part enters spray gun from gas outlet 2 and carries out atomization operation, and another part is discharged by exhaust outlet 3.Work as gas
When stream flows through pneumatic rotary device 41, driving pneumatic rotary device 41 is quickly rotated, and generator 42 is started working, and produces electric energy,
Drive electrostatic that circuit occurs, so as to produce high-pressure electrostatic.A gases at high pressure part is discharged from exhaust outlet 3, so as to increase gas
Body flow, ensure the rotating speed of pneumatic rotary device 41, so as to produce enough electric currents.The device without external mains supply, by
This can be avoided potential safety hazard caused by civil power.A kind of electrostatic spraying generator architecture is simple, and safe and practical, cost is cheap
And existing pipeline need not be transformed.
In some other embodiments, a kind of electrostatic spraying generator can be additionally used in electrostatic depuration, static disinfectant machine
Etc. equipment.
Above-described is only some embodiments of the present invention.For the person of ordinary skill of the art, not
On the premise of departing from the invention design, various modifications and improvements can be made, these belong to the protection model of the present invention
Enclose.
Claims (8)
1. a kind of electrostatic spraying generator, it is characterised in that including air inlet, gas outlet, exhaust outlet, TRT, circuit
Plate and electrostatic output interface, wherein, the air inlet is connected with source of the gas, the gas outlet and the exhaust outlet respectively with it is described
Air inlet is connected by pipeline, and the TRT includes generator and the Pneumatic rotary on the alternator shaft
Device, the inside of pipeline of the pneumatic rotary device between the air inlet and the exhaust outlet, the generator
Output end is connected by wire with the wiring board, on the wiring board have electrostatic occur circuit, the wiring board it is defeated
Go out end with the electrostatic output interface to be connected.
2. electrostatic spraying generator according to claim 1, it is characterised in that the gas outlet is connected with spray gun.
3. electrostatic spraying generator according to claim 1, it is characterised in that connect and gone here and there on the pipeline of the exhaust outlet
Be associated with jettron, the jettron links with the gas outlet, when the gas outlet have air-flow by when described pneumatically open
Close and open.
4. electrostatic spraying generator according to claim 1, it is characterised in that connect on the pipeline of the exhaust outlet also
Adjusting switch is in series with, the adjusting switch is used for the capacity for adjusting exhaust outlet.
5. according to the electrostatic spraying generator described in claim 1 or 2 or 3 or 4, it is characterised in that the Pneumatic rotary dress
It is set to turbine or turbine.
6. according to the electrostatic spraying generator described in claim 1 or 2 or 3 or 4, it is characterised in that connect the air inlet
Pipeline be provided with pneumatic inductive switch, the pneumatic inductive switch is connected with the wiring board.
7. according to the electrostatic spraying generator described in claim 1 or 2 or 3 or 4, it is characterised in that also including switching line, institute
Switching line both ends are stated respectively with the out splice going splice and the wiring board to be connected.
8. electrostatic spraying generator according to claim 1, it is characterised in that the positive pole that circuit occurs for the electrostatic connects
Ground, negative pole are connected by wire with the output interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711086006.5A CN107670861A (en) | 2017-11-07 | 2017-11-07 | A kind of electrostatic spraying generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711086006.5A CN107670861A (en) | 2017-11-07 | 2017-11-07 | A kind of electrostatic spraying generator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107670861A true CN107670861A (en) | 2018-02-09 |
Family
ID=61146088
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711086006.5A Pending CN107670861A (en) | 2017-11-07 | 2017-11-07 | A kind of electrostatic spraying generator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107670861A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110721836A (en) * | 2019-10-23 | 2020-01-24 | 徐州科恒奥制冷设备有限公司 | High-voltage electrostatic generator |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2541061Y (en) * | 2002-04-10 | 2003-03-26 | 崔晓序 | Electrostatic coating controller |
| CN101970122A (en) * | 2008-03-10 | 2011-02-09 | 伊利诺斯工具制品有限公司 | Generator for air-powered electrostatically aided coating dispensing device |
| CN101970124A (en) * | 2008-03-10 | 2011-02-09 | 伊利诺斯工具制品有限公司 | Circuit board configuration for air-powered electrostatically aided coating material atomizer |
| CN202876986U (en) * | 2012-11-09 | 2013-04-17 | 浙江荣鹏气动工具有限公司 | Electrostatic spray gun |
| CN103433162A (en) * | 2013-08-22 | 2013-12-11 | 深圳市远东盛业科技有限公司 | Water-based paint electrostatic system |
| US20150238986A1 (en) * | 2014-02-24 | 2015-08-27 | Finishing Brands Holdings Inc. | Compressed air shutoff for an electrostatic spray tool power supply |
-
2017
- 2017-11-07 CN CN201711086006.5A patent/CN107670861A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2541061Y (en) * | 2002-04-10 | 2003-03-26 | 崔晓序 | Electrostatic coating controller |
| CN101970122A (en) * | 2008-03-10 | 2011-02-09 | 伊利诺斯工具制品有限公司 | Generator for air-powered electrostatically aided coating dispensing device |
| CN101970124A (en) * | 2008-03-10 | 2011-02-09 | 伊利诺斯工具制品有限公司 | Circuit board configuration for air-powered electrostatically aided coating material atomizer |
| CN202876986U (en) * | 2012-11-09 | 2013-04-17 | 浙江荣鹏气动工具有限公司 | Electrostatic spray gun |
| CN103433162A (en) * | 2013-08-22 | 2013-12-11 | 深圳市远东盛业科技有限公司 | Water-based paint electrostatic system |
| US20150238986A1 (en) * | 2014-02-24 | 2015-08-27 | Finishing Brands Holdings Inc. | Compressed air shutoff for an electrostatic spray tool power supply |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110721836A (en) * | 2019-10-23 | 2020-01-24 | 徐州科恒奥制冷设备有限公司 | High-voltage electrostatic generator |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20180209 |