CN205761899U - A kind of polyurethane foam spray gun - Google Patents
A kind of polyurethane foam spray gun Download PDFInfo
- Publication number
- CN205761899U CN205761899U CN201620594552.4U CN201620594552U CN205761899U CN 205761899 U CN205761899 U CN 205761899U CN 201620594552 U CN201620594552 U CN 201620594552U CN 205761899 U CN205761899 U CN 205761899U
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- CN
- China
- Prior art keywords
- compressed air
- stuff
- gun
- jet
- spraying pipe
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Abstract
The utility model discloses a kind of polyurethane foam spray gun, including the body of a gun, the first foamed material pipeline, the second foamed material pipeline and compressed air channel it is provided with in the handle of the body of a gun, be provided with the first stuff-spraying pipe in the gun barrel of the body of a gun, the second stuff-spraying pipe, compressed air jet pipe, worm hybrid channel, compression air cavity transmission chamber, compressed air cell, compressed air carry discharge orifice, jet chamber and compressed air jet hole, and the first stuff-spraying pipe, the second stuff-spraying pipe and compressed air jet pipe are parallel and be positioned close to the side of handle and be threadedly attached on the body of a gun.Simple in construction of the present utility model, substantially increases simple operation, and material is through worm hybrid channel, the extruding that material is circulated, and shears and makes polyurethane foam material mix homogeneously, does not produce and extremely starch phenomenon；Jet that blast injection at a high speed is formed and carry stream, makes the material particles ejected less, so that the construction surfacing after Shi Gong.
Description
Technical field
This utility model belongs to polyurethane foam and arranges technical field, is specifically related to a kind of polyurethane foam spray gun.
Background technology
Two kinds of working methods that traditional polyurethane foam spray gun mostly uses are high-pressure pump and double shower nozzle rifle:
Use high-pressure pump to suck the single material in the bi-component material of polyurethane foam respectively, mix in high-pressure spray gun, profit
The high pressure produced with high-pressure pump ejects mixing material.This kind of working method mass flow is big, and flow per minute is more than 4
Rise, be suitable for construction in the high construction surface sprayed construction of large area thickness and injection mould, be unsuitable for construction surface requirements is put down
Whole, that construction thickness is thin construction surface construction；Construction rough surface after construction；2 people's above close fit are needed during construction；Spray gun is clear
Wash difficulty.
Use two shower nozzles of double shower nozzle spray gun, spray the single material in the bi-component material of polyurethane foam respectively, profit
With jet and carry stream produced by the compressed air of shower nozzle injection, the polyurethane foam bi-component material ejecting lance head enters
Row is sheared and the form of construction work of mixing.This kind of mode is constructed, simple to operate, can one man operation;Construction surface after construction is put down
Whole, in construction, material thickness is controlled；Spray gun cleans simple.But due to be utilize jet produced by compressed air and carry stream to spray
The material penetrated is sheared and mixes, it is easy to occurring that produce because mixing is uneven extremely starches phenomenon, construction quality is uncontrollable.
Utility model content
In order to solve above-mentioned technical problem, main purpose of the present utility model is to provide a kind of polyurethane foam spray gun, its
Simple operation, and shear and make urethane expanded material mix homogeneously, will not produce and extremely starch phenomenon.
The utility model proposes a kind of polyurethane foam spray gun, including the body of a gun, in the handle of the described body of a gun, be provided with first
Foamed material pipeline, the second foamed material pipeline and compressed air channel, be provided with in the gun barrel of the described body of a gun the first stuff-spraying pipe, second
Stuff-spraying pipe, compressed air jet pipe, worm hybrid channel, compression air cavity transmission chamber, compressed air cell, compressed air carry discharge orifice,
Jet chamber and compressed air jet hole, described jet chamber is arranged on the center of compressed air cell, described first stuff-spraying pipe,
Two stuff-spraying pipes and compressed air jet pipe are parallel and be positioned close to the side of handle and be threadedly attached on the body of a gun, described
First foamed material pipeline is connected with described first stuff-spraying pipe, and described second foamed material pipeline and the second stuff-spraying pipe are connected, institute
State compressed air channel to be connected with described compressed air jet pipe, described first stuff-spraying pipe and the discharging opening of the second stuff-spraying pipe and institute
The feed end stating worm hybrid channel is connected, and described compressed air jet pipe is by compressed air transmission chamber and compressed air cell
Being connected, described worm hybrid channel is arranged on described compressed air transmission intracavity, and described compressed air carries discharge orifice with described
Compressed air cell is connected, and described jet chamber is connected with described compressed air cell and the discharge end of described worm hybrid channel
Being connected with described jet chamber, described compressed air jet hole is connected with described jet chamber and described compressed air jet hole sets
Put the center at gun barrel.
Described worm hybrid channel includes cylindric feed end, hollow cylindrical mixing tube and coniform discharge end,
The inwall of described hollow cylindrical mixing tube is provided with worm screw passage, the described cylindric feed end of worm screw channel connection and coniform
Discharge end, described coniform discharge end is arranged on jet intracavity.
The cavity wall in described jet chamber is provided with draw-in groove, the outer wall of described coniform discharge end is provided with screens projection.
Described first stuff-spraying pipe and the second stuff-spraying pipe are equipped with control valve, the described body of a gun is provided with Valve controlling
Handle, described Valve controlling handle is connected with described control valve.
At described first foamed material pipeline and described first stuff-spraying pipe junction and described second foamed material pipeline and second
Stuff-spraying pipe junction is provided with screw type flow valve.
Simple in construction of the present utility model, one man operation can complete, thus substantially increase simple operation, and thing
Material is through worm hybrid channel, and the extruding that material is circulated, shearing makes polyurethane foam material mix homogeneously, do not produces
Extremely starch phenomenon；Jet that blast injection at a high speed is formed and carry stream, the material that mix homogeneously is sprayed from material spout
Granule carries out partition and shears, and makes the material particles ejected less, so that the construction surfacing after Shi Gong, thing in construction
Material thickness is controlled, and stability in use is good and the suitability is strong.
Accompanying drawing explanation
Fig. 1 is embodiment schematic diagram of the present utility model；
Fig. 2 is the cross-sectional view of the worm hybrid channel in Fig. 1.
The realization of this utility model purpose, functional characteristics and advantage will in conjunction with the embodiments, are described further referring to the drawings.
Detailed description of the invention
Should be appreciated that specific embodiment described herein, only in order to explain this utility model, is not used to limit this
Utility model.
See figures.1.and.2, propose an embodiment of the present utility model, a kind of polyurethane foam spray gun, including the body of a gun 1,
The first foamed material pipeline the 3, second foamed material pipeline 4 and compressed air channel 5 it is provided with, described in the handle 2 of the described body of a gun 1
First stuff-spraying pipe the 8, second stuff-spraying pipe 9, compressed air jet pipe 10, worm hybrid channel 11, pressure it is provided with in the gun barrel 6 of the body of a gun 1
Contracting air cavity transmission chamber 12, compressed air cell 13, compressed air carry discharge orifice 14, jet chamber 15 and compressed air jet hole 16, described
Jet chamber 15 is arranged on the center of compressed air cell 13, described first stuff-spraying pipe the 8, second stuff-spraying pipe 9 and compressed air spray
Pipe 10 is parallel and is positioned close to the side of handle 2 and is connected on the body of a gun by screw thread 7, described first foamed material pipeline 3
Being connected with described first stuff-spraying pipe 8, described second foamed material pipeline 4 is connected with the second stuff-spraying pipe 9, and described compressed air is led to
Road 5 is connected with described compressed air jet pipe 10, the discharging opening of described first stuff-spraying pipe 8 and the second stuff-spraying pipe 9 and described worm screw
The feed end of shape hybrid channel 11 is connected, and described compressed air jet pipe 10 is by compressed air transmission chamber 12 and compressed air cell
13 are connected, and described worm hybrid channel 11 is arranged in described compressed air transmission chamber 12, and described compressed air carries discharge orifice
14 are connected with described compressed air cell 13, and described jet chamber 15 is connected with described compressed air cell 13 and described worm is mixed
The discharge end closing passage 11 is connected with described jet chamber 15, and described compressed air jet hole 16 is connected with described jet chamber 15
And described compressed air jet hole is arranged on the center of gun barrel 6.
Described worm hybrid channel 11 include cylindric feed end 111, hollow cylindrical mixing tube 112 and coniform go out
Material end 113, is provided with worm screw passage 114, described worm screw channel connection cylinder on the inwall of described hollow cylindrical mixing tube 112
Shape feed end and coniform discharge end, described coniform discharge end is arranged on jet intracavity.
The cavity wall in described jet chamber 15 is provided with draw-in groove 17, the outer wall of described coniform discharge end 113 is provided with card
Position projection 115.
Described first stuff-spraying pipe and the second stuff-spraying pipe are equipped with control valve 18, the described body of a gun is provided with valve control
Handle 19 processed, described Valve controlling handle is connected with described control valve.
At described first foamed material pipeline and described first stuff-spraying pipe junction and described second foamed material pipeline and second
Stuff-spraying pipe junction is provided with screw type flow valve 20.
Have only to control valve gate control handle during its operation, make the first foamed material pipeline and the material of the second foamed material pipeline
Enter worm hybrid channel, the extruding circulated by material, shear and make polyurethane foam material mix homogeneously, do not produce
Extremely starch phenomenon, jet that blast injection at a high speed is formed and carry stream, the material that mix homogeneously is sprayed from material spout
Granule carries out partition and shears, and makes the material particles ejected less, and can be able to complete with one man operation, thus significantly carries
High simple operation, and material is through worm hybrid channel, the extruding that material is circulated, and shearing makes polyurethane send out
Foam material mix homogeneously, does not produce and extremely starches phenomenon；Jet that blast injection at a high speed is formed and carry stream, to mix homogeneously
Carry out partition from the material particles of material spout ejection to shear, make the material particles ejected less, so that after Shi Gong
Construction surfacing, in construction, material thickness is controlled, and stability in use is good and the suitability is strong.
The foregoing is only preferred embodiment of the present utility model, not thereby limit the scope of the claims of the present utility model,
Every equivalent structure transformation utilizing this utility model description and accompanying drawing content to be made, or directly or indirectly it is used in other phases
The technical field closed, is the most in like manner included in scope of patent protection of the present utility model.
Claims (5)
1. a polyurethane foam spray gun, including the body of a gun, be provided with in the handle of the described body of a gun the first foamed material pipeline, second
Foam material pipeline and compressed air channel, it is characterised in that: in the gun barrel of the described body of a gun, it is provided with the first stuff-spraying pipe, the second material spray
Pipe, compressed air jet pipe, worm hybrid channel, compression air cavity transmission chamber, compressed air cell, compressed air carry discharge orifice, jet
Chamber and compressed air jet hole, described jet chamber is arranged on the center of compressed air cell, described first stuff-spraying pipe, the second spray
Material pipe is parallel with compressed air jet pipe and is positioned close to the side of handle and is threadedly attached on the body of a gun, and described first
Foamed material pipeline is connected with described first stuff-spraying pipe, and described second foamed material pipeline and the second stuff-spraying pipe are connected, described pressure
Contracting air duct is connected with described compressed air jet pipe, the discharging opening of described first stuff-spraying pipe and the second stuff-spraying pipe and described snail
The feed end of shaft-like hybrid channel is connected, and described compressed air jet pipe is connected with compressed air cell by compressed air transmission chamber
Logical, described worm hybrid channel is arranged on described compressed air transmission intracavity, and described compressed air carries discharge orifice and described compression
Air chamber is connected, and described jet chamber is connected with described compressed air cell and the discharge end of described worm hybrid channel and institute
Stating jet chamber to be connected, described compressed air jet hole is connected with described jet chamber and described compressed air jet hole is arranged on
The center of gun barrel.
Polyurethane foam spray gun the most according to claim 1, it is characterised in that: described worm hybrid channel includes cylinder
Shape feed end, hollow cylindrical mixing tube and coniform discharge end, be provided with snail on the inwall of described hollow cylindrical mixing tube
Bar passage, the described cylindric feed end of worm screw channel connection and coniform discharge end, described coniform discharge end is arranged on jet
Intracavity.
Polyurethane foam spray gun the most according to claim 2, it is characterised in that: in the cavity wall in described jet chamber, it is provided with card
Groove, is provided with screens projection on the outer wall of described coniform discharge end.
Polyurethane foam spray gun the most according to claim 3, it is characterised in that: in described first stuff-spraying pipe and the second material spray
It is equipped with control valve on pipe, the described body of a gun is provided with Valve controlling handle, described Valve controlling handle and described control valve
Door is connected.
Polyurethane foam spray gun the most according to claim 4, it is characterised in that: at described first foamed material pipeline with described
First stuff-spraying pipe junction and described second foamed material pipeline and the second stuff-spraying pipe junction are provided with screw type flow valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620594552.4U CN205761899U (en) | 2016-06-18 | 2016-06-18 | A kind of polyurethane foam spray gun |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620594552.4U CN205761899U (en) | 2016-06-18 | 2016-06-18 | A kind of polyurethane foam spray gun |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205761899U true CN205761899U (en) | 2016-12-07 |
Family
ID=58132429
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620594552.4U Expired - Fee Related CN205761899U (en) | 2016-06-18 | 2016-06-18 | A kind of polyurethane foam spray gun |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205761899U (en) |
-
2016
- 2016-06-18 CN CN201620594552.4U patent/CN205761899U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161207 Termination date: 20180618 |