CN104384041B - A kind of polyurethane spray coating device - Google Patents
A kind of polyurethane spray coating device Download PDFInfo
- Publication number
- CN104384041B CN104384041B CN201410685212.8A CN201410685212A CN104384041B CN 104384041 B CN104384041 B CN 104384041B CN 201410685212 A CN201410685212 A CN 201410685212A CN 104384041 B CN104384041 B CN 104384041B
- Authority
- CN
- China
- Prior art keywords
- raw material
- charging
- pump
- gun body
- heat exchanger
- 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.)
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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
- B05B7/02—Spray pistols; Apparatus for discharge
- B05B7/04—Spray pistols; Apparatus for discharge with arrangements for mixing liquids or other fluent materials before discharge
- B05B7/0416—Spray pistols; Apparatus for discharge with arrangements for mixing liquids or other fluent materials before discharge with arrangements for mixing one gas and one liquid
-
- 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
- B05B7/12—Spray pistols; Apparatus for discharge designed to control volume of flow, e.g. with adjustable passages
-
- 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
- B05B7/24—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 with means, e.g. a container, for supplying liquid or other fluent material to a discharge device
- B05B7/2402—Apparatus to be carried on or by a person, e.g. by hand; Apparatus comprising containers fixed to the discharge device
- B05B7/2464—Apparatus to be carried on or by a person, e.g. by hand; Apparatus comprising containers fixed to the discharge device a liquid being fed by mechanical pumping from the container to the nozzle
-
- 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
- B05B7/24—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 with means, e.g. a container, for supplying liquid or other fluent material to a discharge device
- B05B7/2402—Apparatus to be carried on or by a person, e.g. by hand; Apparatus comprising containers fixed to the discharge device
- B05B7/2472—Apparatus to be carried on or by a person, e.g. by hand; Apparatus comprising containers fixed to the discharge device comprising several containers
Abstract
The present invention discloses a kind of polyurethane spray coating device, including the first Raw material pail and the second Raw material pail, raw material in first Raw material pail is conveyed by the first charging pump, raw material in second Raw material pail is conveyed by the second charging pump, the output channel of the first charging pump is provided with the first dosing pump, the output channel of the second charging pump is provided with the second dosing pump, the output channel connection first heat exchanger of the first dosing pump, the output channel connection second heat exchanger of the second dosing pump, the output channel of first heat exchanger and second heat exchanger is both connected on a spray gun, first dosing pump and the second dosing pump control transferring raw material by a cylinder respectively, the escape pipe that enters of cylinder connects an electromagnetic valve.The present invention is pumped into the raw material in Raw material pail in piston cylinder under motor drive using charging pump, piston is up moved to be released the feed liquid of upper cylinder half, and lower cylinder feeds but do not discharge, when piston is moved downward, lower cylinder discharges the charging of feed liquid upper cylinder half, and piston constantly moves up and down realization to the successive feed of spray gun.
Description
Technical field
The present invention relates to the spraying equipment of polyurethane, more particularly to a kind of polyurethane spray coating device.
Background technology
At present, in construction, the thermal insulation of building gap and surrounding, electrical equipment, the gap of pipeline, curtain wall
Shape cavity is required for being filled, and to reach thermal insulation, waterproof, fire-retardant purpose, current traditional method is to adopt pneumatics
Machine is filled to building gap, or is filled using glue beating apparatus, and construction gets up very convenient, and filling effect is not
It is good.
Large-scale to some, surface configuration is complicated or irregular surface object, at common pouring technology and equipment
Reason surface is highly difficult, and for example, the surface of macrotype spherical storage tank needs to coat one layer of polyurethane insulation coating, in addition, to some needs
The situation of site operation is carried out, existing high-low pressure foaming machine is using very inconvenient.
The content of the invention
The purpose of the present invention is the drawbacks described above for prior art, there is provided a kind of simple structure, spraying are convenient, it is not necessary to
Using the polyurethane spray coating device of feed back pipe.
To solve the drawbacks described above of prior art, the technical scheme that the present invention is provided is：A kind of polyurethane spray coating device, bag
The first Raw material pail and the second Raw material pail are included, the raw material in first Raw material pail is conveyed by the first charging pump, second raw material
Raw material in bucket is conveyed by the second charging pump, and the output channel of first charging pump is provided with the first dosing pump, and described second
The output channel of charging pump is provided with the second dosing pump, the output channel connection first heat exchanger of first dosing pump, institute
State the outlet tube of the output channel connection second heat exchanger of the second dosing pump, the first heat exchanger and second heat exchanger
Road is both connected on a spray gun, and first dosing pump and the second dosing pump control transferring raw material, the gas by a cylinder respectively
The escape pipe that enters of cylinder connects an electromagnetic valve.
Improve as one kind of polyurethane spray coating device of the present invention, first dosing pump includes a piston cylinder, the work
The outer surface of plug cylinder is provided with two charging apertures connected with the piston cylinder cavity and two connected with the piston cylinder cavity
A check valve is equipped with discharging opening, two charging apertures and two discharging openings, two charging apertures connect institute
The output channel of the first charging pump is stated, two discharging openings connect the input channel of the first heat exchanger, the piston
The piston controlled by the cylinder is provided with cylinder.
Improve as one kind of polyurethane spray coating device of the present invention, the spray gun includes gun body, and the front end of the gun body sets
The tail end for having a lance head, the gun body is provided with an adjusting knob, and the upper end of the gun body is provided with the cavity company with the gun body
Logical first charging aperture and air inlet pipe, the lower end of the gun body are provided with the second charging aperture connected with the cavity of the gun body, institute
The adjusting rod for stating adjusting knob is stretched in the cavity of the gun body, and the end of the adjusting rod is provided with the alignment lance head
The stopper rod of spray orifice, the front end top edge of the gun body are provided with the first pressure regulating valve for controlling the first charging aperture inlet amount,
The front end lower limb of the gun body is provided with the second pressure regulating valve for controlling the second charging aperture inlet amount, the lance head
Upper end is provided with the first unloading channel connected with the first charging aperture, and the lower end of the lance head is provided with and the described second charging
Second unloading channel of mouth connection, is provided with the slide block controlled by trigger in the cavity of the gun body.
Improve as one kind of polyurethane spray coating device of the present invention, the output channel connection of the first heat exchanger is described
First charging aperture, the output channel of the second heat exchanger connect the second charging aperture.
Improve as one kind of polyurethane spray coating device of the present invention, the discharging opening of the lance head is into flat taper, described
Stopper rod end is provided with into the chock plug of flat taper.
Compared with prior art, it is an advantage of the invention that：The present invention is using charging pump to spray gun feed, it is not necessary to feed back pipe
Feed back is carried out, charging pump under motor drive pumps into the raw material in Raw material pail in piston cylinder, and piston is reciprocal under cylinder action
Motion is by feed liquid output to spray gun.Piston is up moved to be released the feed liquid of upper cylinder half, meanwhile, lower cylinder feeds but does not discharge, equally,
When piston is moved downward, lower cylinder discharges the charging of feed liquid upper cylinder half, and so, piston constantly moves up and down realization to the successive confession of spray gun
Material, the installation of 4 check valves more cleverly realize the unidirectionally controlled of feed discharge.And the spray gun that the present invention is adopted has pressure
Operation is easy in force regulating valve adjustment test, the convenient doses size for adjusting spraying.
Description of the drawings
Fig. 1 is schematic structural view of the invention.
Fig. 2 is the first dosing pump structural representation of the invention.
Fig. 3 is spray gun structure schematic diagram of the present invention.
Reference title：1st, the first Raw material pail 2, the second Raw material pail 3, the first charging pump 4, the second charging pump 5, spray
Rifle 6, the first dosing pump 7, the second dosing pump 8, first heat exchanger 9, second heat exchanger 10, cylinder 11, electromagnetic valve
12nd, chock plug 13, piston cylinder 14, charging aperture 15, discharging opening 16, check valve 17, piston 51, gun body 52, lance head 53,
Adjusting knob 54, first charging aperture 55, air inlet pipe 56, second charging aperture 57, adjusting rod 58, spray orifice 59, stopper rod 501,
First pressure regulating valve 502, second pressure regulating valve 503, the first unloading channel 504, the second unloading channel 505, trigger
506th, slide block.
Specific embodiment
Just the invention will be further described with reference to the accompanying drawings below.
As shown in figure 1, a kind of polyurethane spray coating device, including the first Raw material pail 1 and the second Raw material pail 2, the first Raw material pail 1
Interior raw material is conveyed by the first charging pump 3, and the raw material in the second Raw material pail 2 is conveyed by the second charging pump 4, the first charging pump 3
Output channel is provided with the first dosing pump 6, and the output channel of the second charging pump 4 is provided with the second dosing pump 7, the first dosing pump 6
Output channel connection first heat exchanger 8, the second dosing pump 7 output channel connection second heat exchanger 9, the first heat exchange
The output channel of device 8 and second heat exchanger 9 is both connected on a spray gun 5, the first dosing pump 6 and the second dosing pump 7 respectively by
One cylinder 10 controls transferring raw material, and the escape pipe that enters of cylinder 10 connects an electromagnetic valve 11.
As shown in Fig. 2 the first dosing pump 6 includes a piston cylinder 13, the outer surface of piston cylinder 13 is provided with two and piston cylinder
The charging aperture 14 and two discharging openings 15 connected with 13 cavity of piston cylinder of 13 cavitys connection, two charging apertures 14 and two dischargings
A check valve 16 is equipped with mouth 15, two charging apertures 14 connect the output channel of the first charging pumps 3, and two discharging openings 15 connect
The input channel of logical first heat exchanger 8, is provided with the piston 17 controlled by cylinder 10 in piston cylinder 13.
As shown in figure 3, spray gun includes gun body 51, the front end of gun body 51 is provided with a lance head 52, and the tail end of gun body 51 is provided with
One adjusting knob 53, the upper end of gun body 51 are provided with the first charging aperture 54 and air inlet pipe 55 connected with the cavity of gun body 51, gun body
51 lower end is provided with the second charging aperture 56 connected with the cavity of gun body 51, and the adjusting rod 57 of adjusting knob 53 stretches into gun body 51
In cavity, the end of adjusting rod 57 is provided with the stopper rod 59 of the spray orifice 58 of an alignment lance head 52, and the front end top edge of gun body 51 sets
There is the first pressure regulating valve 501 of control 54 inlet amount of first charging aperture, the front end lower limb of gun body 51 is provided with control second and enters
The second pressure regulating valve 502 of 56 inlet amount of material mouth, the upper end of lance head 52 are provided with first connected with first charging aperture 54 and are unloaded
Lotus passage 503, the lower end of lance head 52 are provided with the second unloading channel 504 connected with second charging aperture 56, the cavity of gun body 51
The slide block 506 controlled by trigger 505 is provided with inside.
Preferably, the output channel connection first charging aperture 54 of first heat exchanger, the output channel of second heat exchanger
Connection second charging aperture 56.
Preferably, into flat taper, 59 end of stopper rod is provided with into the chock plug 12 of flat taper to the discharging opening of lance head 52.It is logical
Overregulate knob 53 and adjust stopper rod 59, make the chock plug of stopper rod end move closer to the discharging opening of lance head 52, so as to reach regulation
The regulation of load.
The present invention operation principle be：First charging pump 3, the second charging pump 4 are to 5 feed of spray gun, it is not necessary to which feed back pipe enters
Row feed back, the first charging pump 3, the second charging pump 4 are under the drive of motor by the original in the first Raw material pail 1 and the second Raw material pail 2
Material is pumped in piston cylinder, and piston is moved back and forth feed liquid output under the effect of cylinder 10 to spray gun 5.Piston is up moved upper cylinder half
Feed liquid release, meanwhile, the charging of lower cylinder but do not discharge, equally, when piston is moved downward, lower cylinder discharges the charging of feed liquid upper cylinder half, this
Sample, piston constantly move up and down realization to the successive feed of spray gun, and 4 on the first dosing pump 6 and the second dosing pump 7 are unidirectional
The unidirectionally controlled of feed discharge is more cleverly realized in the installation of valve.
Claims (3)
1. a kind of polyurethane spray coating device, it is characterised in that including the first Raw material pail（1）With the second Raw material pail（2）, described first
Raw material pail（1）Interior raw material is by the first charging pump（3）Conveying, second Raw material pail（2）Interior raw material is by the second charging pump（4）
Conveying, first charging pump（3）Output channel be provided with the first dosing pump（6）, second charging pump（4）Outlet tube
Road is provided with the second dosing pump（7）, first dosing pump（6）Output channel connection first heat exchanger（8）, described second
Dosing pump（7）Output channel connection second heat exchanger（9）, the first heat exchanger（8）And second heat exchanger（9）'s
Output channel is both connected to a spray gun（5）On, first dosing pump（6）With the second dosing pump（7）Respectively by a cylinder（10）
Control transferring raw material, the cylinder（10）Enter escape pipe connect an electromagnetic valve（11）；
First dosing pump（6）Including a piston cylinder（13）, the piston cylinder（13）Outer surface be provided with two with the work
Plug cylinder（13）The charging aperture of cavity connection（14）With two with the piston cylinder（13）The discharging opening of cavity connection（15）, two institutes
State charging aperture（14）With two discharging openings（15）On be equipped with a check valve（16）, two charging apertures（14）Connection
First charging pump（3）Output channel, two discharging openings（15）Connect the first heat exchanger（8）Input pipe
Road, the piston cylinder（13）Inside it is provided with by the cylinder（10）The piston of control（17）；
The spray gun includes gun body（51）, the gun body（51）Front end be provided with a lance head（52）, the gun body（51）Tail
End is provided with an adjusting knob（53）, the gun body（51）Upper end be provided with and the gun body（51）Cavity connection first charging
Mouthful（54）And air inlet pipe（55）, the gun body（51）Lower end be provided with and the gun body（51）Cavity connection second charging aperture
（56）, the adjusting knob（53）Adjusting rod（57）Stretch into the gun body（51）Cavity in, the adjusting rod（57）End
Portion is provided with the alignment lance head（52）Spray orifice（58）Stopper rod（59）, the gun body（51）Front end top edge be provided with control
Make the first charging aperture（54）The first pressure regulating valve of inlet amount（501）, the gun body（51）Front end lower limb be provided with
Control the second charging aperture（56）The second pressure regulating valve of inlet amount（502）, the lance head（52）Upper end be provided with
The first charging aperture（54）First unloading channel of connection（503）, the lance head（52）Lower end be provided with and described second
Charging aperture（56）Second unloading channel of connection（504）, the gun body（51）Cavity in be provided with by trigger（505）The cunning of control
Block（506）.
2. polyurethane spray coating device according to claim 1, it is characterised in that the output channel of the first heat exchanger
Connect the first charging aperture（54）, the output channel connection second charging aperture of the second heat exchanger（56）.
3. polyurethane spray coating device according to claim 2, it is characterised in that the lance head（52）Discharging opening Cheng Ping
Base cone shape, the stopper rod（59）End is provided with into the chock plug of flat taper（12）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410685212.8A CN104384041B (en) | 2014-11-25 | 2014-11-25 | A kind of polyurethane spray coating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410685212.8A CN104384041B (en) | 2014-11-25 | 2014-11-25 | A kind of polyurethane spray coating device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104384041A CN104384041A (en) | 2015-03-04 |
| CN104384041B true CN104384041B (en) | 2017-03-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410685212.8A Active CN104384041B (en) | 2014-11-25 | 2014-11-25 | A kind of polyurethane spray coating device |
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| Country | Link |
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| CN (1) | CN104384041B (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106140569A (en) * | 2015-03-25 | 2016-11-23 | 刘子刚 | A kind of two component mixing and glue injection device |
| CN108060768A (en) * | 2018-01-30 | 2018-05-22 | 重庆市长寿区分素装饰工程有限责任公司 | Decorative engineering adhesive supplier |
| CN108704779A (en) * | 2018-06-20 | 2018-10-26 | 浙江普莱得电器有限公司 | A kind of spray gun |
| CN112337667B (en) * | 2020-10-14 | 2022-04-19 | 重庆力东机电有限公司 | Oil injection antirust device |
| CN114810544A (en) * | 2021-01-28 | 2022-07-29 | 金华市金顺工具有限公司 | Bidirectional piston pump and airless sprayer thereof |
| CN114669411B (en) * | 2022-03-15 | 2022-11-25 | 苏州新一蓝环保节能工程有限公司 | Polyurethane flush coater system |
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| US5004159A (en) * | 1988-01-25 | 1991-04-02 | Specified Equipment Systems Company, Inc. | Method and apparatus for applying single of multicomponent materials |
| HUT65295A (en) * | 1990-09-06 | 1994-05-02 | Meckenstock Fritz Gmbh | Sprayer pump |
| CN2114513U (en) * | 1992-02-22 | 1992-09-02 | 任新瑞 | High pressure airless sprayer |
| US5458289A (en) * | 1993-03-01 | 1995-10-17 | Bespak Plc | Liquid dispensing apparatus with reduced clogging |
| CN2214233Y (en) * | 1995-01-25 | 1995-12-06 | 梁青松 | High pressure airless spraying machine |
| US5667144A (en) * | 1995-04-27 | 1997-09-16 | Wagner Sprqy Tech Corporation | Paint gun with co-molded swirl valve |
| CN2626621Y (en) * | 2003-06-28 | 2004-07-21 | 梁小恩 | Water automatically returning control valve of powered sprayer |
| CN201320525Y (en) * | 2008-12-25 | 2009-10-07 | 上海群正电子有限公司 | Silica gel alternative extruder |
| CN202461026U (en) * | 2012-02-07 | 2012-10-03 | 中国海洋工程公司 | Combined unloading-type cavitation spray gun |
| CN204247429U (en) * | 2014-11-25 | 2015-04-08 | 东莞市雄林新材料科技股份有限公司 | A kind of polyurethane spray coating device |
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2014
- 2014-11-25 CN CN201410685212.8A patent/CN104384041B/en active Active
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| CN104384041A (en) | 2015-03-04 |
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