CN109692765A - Dusty spray spray gun in big flow pipeline - Google Patents
Dusty spray spray gun in big flow pipeline Download PDFInfo
- Publication number
- CN109692765A CN109692765A CN201910124203.4A CN201910124203A CN109692765A CN 109692765 A CN109692765 A CN 109692765A CN 201910124203 A CN201910124203 A CN 201910124203A CN 109692765 A CN109692765 A CN 109692765A
- Authority
- CN
- China
- Prior art keywords
- powder
- conduit
- big flow
- flow pipeline
- dusts
- 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
- 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
- B05B7/14—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 designed for spraying particulate materials
- B05B7/1481—Spray pistols or apparatus for discharging particulate material
-
- 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
- B05B13/06—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 specially designed for treating the inside of hollow bodies
Landscapes
- Nozzles (AREA)
Abstract
The present invention proposes dusty spray spray gun in big flow pipeline.Gun body includes powder supply end, flour extraction end and positioned at more powder conduits between the two, powder supply end corresponds to each powder conduit and is provided with powder supply unit, powder supply unit include symmetrically tilt with the air-assisted nozzle of the inlet end portion of powder conduit coaxial arrangement and from the inlet end portion of powder conduit stretching into powder connector, two are provide in range into powder connector towards the blowing that the outlet in powder conduit is located at air-assisted nozzle, flour extraction end is provided with the target seeker that dusts, dust one end of target seeker is connect with six roots of sensation powder conduit, the other end is provided with dusting for taper and guides island, it dusts and guides the inner peripheral surface of the outer surface on island and the target seeker that dusts and surround the channel of dusting of annular.Can after preheat in extremely limited time quickly, high quality complete the spraying in large diameter pipeline, this operating cost significantly reduces, and it is compact-sized, occupy little space, it is very practical.
Description
Technical field
The present invention relates to dusty spray spray guns in big flow pipeline.
Background technique
It in the internally coated production process of pipeline corrosion protection high-performance, needs to handle inner wall of the pipe, to reach good
Antiseptic property requirement, need when processing first to preheat steel pipe, then the inner wall of steel pipe carries out epoxy powder hot melt and applies again
It applies, since powder coating process requires must just have good coating effect in certain temperature range, thus needs to spray
Equipment is completed in a relatively short time spraying, and the powder outlet quantity in the existing podwer gun unit time is smaller, therefore is only capable of completing
The pipe inner-wall spraying of smaller internal diameter, if to spray larger-diameter steel pipe inner wall, this podwer gun need when in use using
Auxiliary heating is to maintain the temperature of steel pipe being sprayed-on, this results in equipment investment and energy consumption very huge, and cost then can be big
Width increases.
Therefore, the spraying technology in cheap, the efficient big flow pipeline of one kind is needed.
Summary of the invention
In order to solve the above problem, the present invention proposes the interior spraying of big flow pipeline that a kind of operating cost is low, spray efficiency is high
Dust gun.
Dusty spray spray gun adopts the following technical scheme that in big flow pipeline of the invention:
Dusty spray spray gun includes gun body in big flow pipeline, and gun body includes powder supply end, flour extraction end and position
In more powder conduits between the two, powder supply end corresponds to each powder conduit and is provided with powder supply unit, powder supply unit
Including the air-assisted nozzle with the coaxial arrangement of the inlet end portion of powder conduit and from the inlet end portion pair of powder conduit
Claim that inclination stretches out into powder connector, two are located at the blowing of air-assisted nozzle into powder connector towards the outlet in powder conduit
It is provide in range, flour extraction end is provided with the target seeker that dusts, and the one end for the target seeker that dusts connect with six roots of sensation powder conduit, the other end
Be provided with dusting for taper and guide island, dust guide the outer surface on island and the inner peripheral surface for the target seeker that dusts to surround dusting for annular logical
Road.
Further, the axis of each powder conduit is located on the edge of same circle, the entrance of each powder conduit
The radial outward bending in end.The radiation setting of exploitation formula, can facilitate and dock with each powder delivery pump and feeder.
Further, the inlet end portion of powder conduit has rotary joint, removable into powder connector and air-assisted nozzle
It is mounted on rotary joint.The setting of rotary joint can facilitate adjustment position in installing and dismounting, avoid interfering, removable company
Maintenance replacement nozzle and connector can be facilitated by connecing.
Further, the close one end for guiding island of dusting of the target seeker that dusts has horn opening.Horn opening and spray
The cone match on powder guiding island can form the channel of dusting of diverging, and have the function of water conservancy diversion.
Further, dusty spray spray gun further includes the set being wrapped in outside each powder conduit in big flow pipeline
Cylinder.Sleeve has protective action, and facilitates the installation of each powder conduit, fixation.
Further, cooling water pipe is provided on sleeve.The setting of cooling water pipe can cool down to powder conduit, keep away
Exempt from the powder inside powder conduit by thermocoagulation.
Further, the cooling water pipe is the bimetallic tube for being wrapped in cartridge exterior, the inner tube and outer tube of bimetallic tube
One end be respectively arranged with water supply connector and water outlet connector, inner tube is connected to the other end of outer tube.Cooling water pipe uses phase
Intercommunicated inner tube and outer tube, and inner tube is connected to water supply connector, outlet pipe is connected to water outlet connector, cold water first with
Hotter barrel contacts have better cooling effect.
Using above-mentioned technical proposal, dusty spray spray gun is had the beneficial effect that in big flow pipeline of the invention: this
Dusty spray spray gun uses multichannel powder supply in the big flow pipeline of invention, and each powder supply unit can configure two powder supplies simultaneously
Pump, powder supply end can be used simultaneously multiple powder delivery pump powder supplies, thus obtain in large diameter pipeline big flow needed for spraying process into
Powder amount, due to the target seeker and dusting of dusting guide the water conservancy diversion on island, it can be achieved that quickly, uniformly spray, it is ensured that after preheat very
Spraying in the limited time quickly, in high quality completion large diameter pipeline, since its unit time is single channel podwer gun
Several times, and without assist heating, therefore operating cost significantly reduce, and it is compact-sized, occupy little space, it is very practical.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention without any creative labor, may be used also for those of ordinary skill in the art
To obtain other drawings based on these drawings.
Fig. 1 is the structural schematic diagram of the specific embodiment of dusty spray spray gun in big flow pipeline of the invention；
Fig. 2 is the partial enlarged view in Fig. 1 at A；
Fig. 3 is the partial enlarged view in Fig. 1 at B；
Fig. 4 is the right view of Fig. 3；
Wherein: 1- powder supply end, 11- powder supply unit, the air-assisted nozzle of 111-, 112- is into powder connector, 2- flour extraction end, 21-
Dust target seeker, and 22-, which dusts, guides island, and 23- dusts channel, 3- powder conduit, 31- rotary joint, 4- cooling water pipe, 41-
Inner tube, 411- water supply connector, 42- outer tube, 421- water outlet connector.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
The specific embodiment of dusty spray spray gun in big flow pipeline of the present invention, as shown in Figs 1-4, spray in big flow pipeline
Applying dust gun includes gun body, and gun body includes powder supply end 1, flour extraction end 2 and positioned at more powder between the two
Delivery pipe 3, powder supply end 1 correspond to each powder conduit 3 and are provided with powder supply unit 11, and powder supply unit 11 includes conveying with powder
The air-assisted nozzle 111 and symmetrically tilt stretching from the inlet end portion of powder conduit 3 that the inlet end portion of pipe 3 is coaxially disposed
Into powder connector 112, two into powder connector 112 towards powder conduit 3 in outlet be located at air-assisted nozzle 111 blowing
It being provide in range, flour extraction end 2 is provided with the target seeker 21 that dusts, the one end for the target seeker 21 that dusts connect with six roots of sensation powder conduit 3,
The other end is provided with dusting for taper and guides island 22, and dusting guides the outer surface on island 22 and the inner peripheral surface for the target seeker 21 that dusts surrounds
The channel 23 of dusting of annular.The axis of each powder conduit 3 is located on the edge of same circle, and each powder conduit 3 enters
The mouth radial outward bending in end.The radiation setting of exploitation formula, can facilitate and dock with each powder delivery pump and feeder.Powder conveying
The inlet end portion of pipe 3 has rotary joint 31, is mounted on rotary joint 31 into powder connector 112 and air-assisted nozzle 111 are removable
On.The setting of rotary joint 31 can facilitate adjustment position in installing and dismounting, avoid interfering, releasable connection can facilitate maintenance
Replace nozzle and connector.The close one end for guiding island 22 of dusting of the target seeker 21 that dusts has horn opening.Horn opening with
It dusts and guides the cone match on island 22 and can form the channel 23 of dusting of diverging, and have the function of water conservancy diversion.In big flow pipeline
Dusty spray spray gun further includes the sleeve being wrapped in outside each powder conduit 3.Sleeve has protective action, and facilitates each
Installation, the fixation of root powder conduit 3.Cooling water pipe 4 is provided on sleeve.The setting of cooling water pipe 4 can be to powder conduit 3
Cool down, avoids the powder inside powder conduit 3 by thermocoagulation.Cooling water pipe 4 is the bimetallic tube for being wrapped in cartridge exterior,
The inner tube 41 of bimetallic tube and one end of outer tube 42 are respectively arranged with water supply connector 411 and water outlet connector 421,41 He of inner tube
The other end of outer tube 42 is connected to.Cooling water pipe 4 using interconnected inner tube 41 and outer tube 42, and inner tube 41 with into
Water swivel 411 is connected to, and outlet pipe is connected to water outlet connector 421, and cold water with hotter barrel contacts, has preferably cooling first
Effect.
When in use, powder, into powder connector 112, is entered dusty spray spray gun by most in big flow pipeline of the invention
Powder conduit 3, compressed air provide conveying power-assisted by air-assisted nozzle 111, and powder and compressed air mixed material exist
Certain kinetic energy is obtained under the action of air, by multichannel powder conduit 3, into the target seeker 21 that dusts, in guiding of dusting
Under island 22 acts on, powder sprays around.Due to using multichannel powder conduit 3, it is most that configuration can must be given with powder supply end 1
The powder of amount pumps, to obtain in large diameter pipeline big flow needed for spraying process into powder amount, while the uniformity for spraying upper powder obtains
It is ensured to good.This dust gun one shares three layers, designs cooling water pipe 4, guarantees the powder of internal layer multi-channel internal conveying not
It can be by thermocoagulation, to meet needed for actual production technique.Using multichannel powder supply, each powder supply unit 11 can configure two simultaneously
A powder delivery pump, powder supply end 1 can be used simultaneously multiple powder delivery pump powder supplies, to obtain big needed for spraying process in large diameter pipeline
Flow into powder amount, due to the target seeker 21 and dusting of dusting guide the water conservancy diversion on island 22, it can be achieved that quickly, uniformly spray, it is ensured that
Spraying after preheating in the extremely limited time quickly, in high quality completion large diameter pipeline, since its unit time is single-pass
The several times of road podwer gun, and without assist heating, therefore operating cost significantly reduce, and it is compact-sized, occupy little space,
It is very practical.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Within mind and principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (7)
1. dusty spray spray gun in big flow pipeline, including gun body, it is characterised in that: gun body includes powder supply end, goes out
Powder end and positioned at more powder conduits between the two, powder supply end corresponds to each powder conduit and is provided with powder supply list
Member, powder supply unit include with the air-assisted nozzle of the inlet end portion of powder conduit coaxial arrangement and from powder conduit
Inlet end portion symmetrically tilt stretch out into powder connector, two be located at into powder connector towards the outlet in powder conduit it is air-assisted
The blowing of nozzle is provide in range, and flour extraction end is provided with the target seeker that dusts, the one end for the target seeker that dusts and six roots of sensation powder conduit
Connection, the other end are provided with dusting for taper and guide island, and dusting guides the outer surface on island and the inner peripheral surface for the target seeker that dusts surrounds
The channel of dusting of annular.
2. dusty spray spray gun in big flow pipeline according to claim 1, it is characterised in that: each powder conduit
Axis is located on the edge of same circle, the radial outward bending of the inlet end portion of each powder conduit.
3. dusty spray spray gun in big flow pipeline according to claim 2, it is characterised in that: the entrance of powder conduit
End has rotary joint, and into powder connector and air-assisted nozzle is removable is mounted on rotary joint.
4. dusty spray spray gun in big flow pipeline according to claim 1-3, it is characterised in that: guiding of dusting
Head rest closely dusts the one end for guiding island with horn opening.
5. dusty spray spray gun in big flow pipeline according to claim 1-3, it is characterised in that: large flow pipe
Dusty spray spray gun further includes the sleeve being wrapped in outside each powder conduit in road.
6. dusty spray spray gun in big flow pipeline according to claim 5, it is characterised in that: be provided with cooling on sleeve
Water pipe.
7. dusty spray spray gun in big flow pipeline according to claim 6, it is characterised in that: the cooling water pipe is packet
It is rolled in the bimetallic tube of cartridge exterior, the inner tube of bimetallic tube and one end of outer tube are respectively arranged with water supply connector and water outlet connects
The other end of head, inner tube and outer tube is connected to.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910124203.4A CN109692765A (en) | 2019-02-18 | 2019-02-18 | Dusty spray spray gun in big flow pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910124203.4A CN109692765A (en) | 2019-02-18 | 2019-02-18 | Dusty spray spray gun in big flow pipeline |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109692765A true CN109692765A (en) | 2019-04-30 |
Family
ID=66234939
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910124203.4A Pending CN109692765A (en) | 2019-02-18 | 2019-02-18 | Dusty spray spray gun in big flow pipeline |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109692765A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111822196A (en) * | 2020-08-11 | 2020-10-27 | 海城国丰管业有限公司 | Epoxy powder inner spraying device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102958590A (en) * | 2010-06-29 | 2013-03-06 | 克劳斯玛菲科技有限公司 | Spray nozzle for metering substances into a reactive mixture |
| CN204429532U (en) * | 2014-12-10 | 2015-07-01 | 中国石油集团渤海石油装备制造有限公司 | A kind of powder-coating spraying gun |
| CN205518371U (en) * | 2016-02-02 | 2016-08-31 | 陈慧 | Plastic -coated spray gun in water -cooled steel pipe |
| CN106140515A (en) * | 2016-08-30 | 2016-11-23 | 潍坊亿斯特管业科技有限公司 | A kind of caliber pipe inwall anticorrosive coat spray equipment and technique |
| EP2626142B2 (en) * | 2012-02-08 | 2019-01-09 | Proline Group AB | A nozzle for applying a lining material onto an inner surface of a pipe |
-
2019
- 2019-02-18 CN CN201910124203.4A patent/CN109692765A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102958590A (en) * | 2010-06-29 | 2013-03-06 | 克劳斯玛菲科技有限公司 | Spray nozzle for metering substances into a reactive mixture |
| EP2626142B2 (en) * | 2012-02-08 | 2019-01-09 | Proline Group AB | A nozzle for applying a lining material onto an inner surface of a pipe |
| CN204429532U (en) * | 2014-12-10 | 2015-07-01 | 中国石油集团渤海石油装备制造有限公司 | A kind of powder-coating spraying gun |
| CN205518371U (en) * | 2016-02-02 | 2016-08-31 | 陈慧 | Plastic -coated spray gun in water -cooled steel pipe |
| CN106140515A (en) * | 2016-08-30 | 2016-11-23 | 潍坊亿斯特管业科技有限公司 | A kind of caliber pipe inwall anticorrosive coat spray equipment and technique |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111822196A (en) * | 2020-08-11 | 2020-10-27 | 海城国丰管业有限公司 | Epoxy powder inner spraying device |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190430 |