CN104826514B - A kind of static mixing device of vestige molding extraction material - Google Patents
A kind of static mixing device of vestige molding extraction material Download PDFInfo
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- CN104826514B CN104826514B CN201510213563.3A CN201510213563A CN104826514B CN 104826514 B CN104826514 B CN 104826514B CN 201510213563 A CN201510213563 A CN 201510213563A CN 104826514 B CN104826514 B CN 104826514B
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- mixing screw
- blade
- hybrid chamber
- mixing
- adapter sleeve
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Abstract
A kind of static mixing device of vestige molding extraction material, including hybrid chamber, mixing screw and adapter sleeve, hybrid chamber are connected with mixing screw by adapter sleeve.One end of mixing screw is provided with charging aperture, and is provided with the first junction surface.One end of hybrid chamber is provided with discharging opening, and the other end is provided with the second junction surface.The shape of first joint portion of mixing screw, the shape of the second joint portion of hybrid chamber and the form fit of adapter sleeve.In implementation process, the first component and the second component of material are extracted in vestige molding, such as silicon rubber is injected in hybrid chambers from two openings of charging aperture respectively with vulcanizing agent, by being thoroughly mixed when left-handed blade and dextrorotation blade, it is rotationally advancing along the hand of spiral, axial shunting is formed while rotation, so as to realize that silicon rubber is sufficiently stirred in pipeline, reaches the purpose being thoroughly mixed.
Description
Technical field
The present invention relates to a kind of mixing arrangement, and in particular to a kind of static mixing device, is more particularly to a kind of vestige system
Mould extracts the static mixing device of material.
Background technology
The recovery rate of the indented impressions such as the tool mark left in the scene such as criminal case is relatively low, and its main cause is scarce
Few extracting method easy to operate, dimensioning accuracy is high.In the prior art, silicon rubber is as a kind of important indented impressions system
Mould extracts material, is widely used in the extraction of scene of a crime indented impressions, and its operation principle is to pass through silicon rubber and vulcanizing agent
Cross and be sufficiently stirred aftershaping.However, method the most frequently used in the prior art is hand mix, this aspect adds vestige and carried
The complexity of extract operation simultaneously extends the time, on the other hand can cause the mechanical performances such as the uncertain and strength of materials of hardening time
Change, finally directly influence the quality such as the accuracy to size, Individual features missing and deformation of separating latent marks, cause to stand sometimes
The failure of body separating latent marks.Drawbacks described above seriously constrains the application of silicon rubber vestige molding extraction material, and is not inconsistent
Close the basic demand that China extracts on indented impressions such as field tool vestiges.
In the prior art, CN201895862U discloses a kind of criminal investigation trace acquisition bi-component pattern-making material packaging
Bag, including soft fold seals bag body, wherein soft fold seals bag body folding middle part is connected with bag body being divided into two chambers
The clips of body, the first cavity is interior to be provided with the component of pattern-making material first, and the component of pattern-making material second is provided with the second cavity.Use
When, opening dispels clips, and the bag body of folding is deployed, and shakes bag body, makes the well mixed reaction of two components, then opens a bag body,
Pattern-making material is placed at dent mark.However, the packaging bag and application method still complex operation, used time are longer, it is difficult to have
The molding time of effect control silicon rubber.
The content of the invention
In order to improve the ease-to-operate of silicon rubber vestige molding extraction material and extraction quality, the invention discloses one kind
The static mixing device of material is extracted in vestige molding, specially a kind of static mixer of vestige molding extraction material.For system
The indented impressions such as tool mark in mould extraction criminal-scene, the device can realize two-component silicone rubber vestige pattern-making material according to
1:1 ratio is mixed automatically, realizes the first component and the second component of vestige molding extraction material, such as silicon rubber and vulcanization
Shaping of the agent after being sufficiently stirred.So as to improve the simplicity of separating latent marks operation, and the operating time is shortened, effectively improve trace
The accuracy to size of mark extraction, is advantageous to the quickly and accurately indented impressions such as extracting tool vestige.
The present invention is that technical scheme is used by solving its technical problem：To realize two-component silicone rubber vestige molding material
Material is according to 1:1 ratio is mixed automatically, and the invention discloses a kind of static mixing device, including hybrid chamber 3, mixing screw 5
And adapter sleeve 2, the hybrid chamber 3 are connected with mixing screw 5 by adapter sleeve 2；One end of the mixing screw 5 is provided with charging aperture
1, and it is provided with the first junction surface；One end of the hybrid chamber 3 is provided with discharging opening 4, and the other end is provided with the second junction surface；
Further, after the hybrid chamber 3 is connected with mixing screw 5, then it is connected with adapter sleeve 2；
Further, the shape of the first joint portion of the mixing screw 5, the hybrid chamber 3 the second joint portion shape
The form fit of shape and the adapter sleeve 2；
Further, the mixing screw 5 is made up of the cascade of multiple hybrid elements, and each hybrid element is by a coaxial left side
Vane piece and dextrorotation blade composition, and described left-handed blade and dextrorotation blade alternate are arranged in order；
Further, the mixing screw 5 is fixed with the left-handed blade and dextrorotation leaf position, and the left-handed leaf
Piece and dextrorotation blade are upper and lower arranged opposite；
Further, the discharging opening 4 of the hybrid chamber 3 is 1；
Further, the charging aperture 1 of the mixing screw 5 is more than 2；
Further, the cavity wall material of the hybrid chamber 3 is polypropylene；
Further, the material of the mixing screw 5 is polyformaldehyde；
Further, the material of the adapter sleeve 2 is polyethylene；
Further, the static mixing device is static mixer.
The static mixing device of vestige molding extraction material disclosed by the invention, simple and compact for structure, reasonable in design, assembling
Convenient and swift, connection reliably, can effectively improve mixing efficiency, and the change of vestige pattern-making material flowing velocity is fast so that material obtains
To sufficient mixing, the purpose and effect of quick mixing are reached, have enhanced mixing intensity, reduced mixing pressure, improve
The reliability of static mixer work, popularization easy to use.Utilizing the three-dimensional traces such as silastic moulding material extraction tool mark
During mark, the device can realize two-component silicone rubber vestige pattern-making material according to 1:1 ratio is mixed automatically, is reached raising and is carried
Vestige method ease-to-operate and the purpose of dimensioning accuracy are taken, so as to improve the recovery rate of the efficiency at the scene of investigating on the spot and vestige.
Brief description of the drawings
The present invention is further described with reference to the accompanying drawings and examples.
Fig. 1 is static mixing device structural representation；
Fig. 2 is static mixing device B-B directional profile schematic diagrames；
Fig. 3 is the assembling schematic diagram of static mixing device.
Wherein, 1. charging aperture, 2. adapter sleeves, 3. hybrid chambers, 4. discharging openings, 5. mixing screws.
Embodiment
A kind of static mixing device, including hybrid chamber 3, mixing screw 5 and adapter sleeve 2, the hybrid chamber 3 and mixing screw
5 are connected by adapter sleeve 2.
Described one end of mixing screw 5 is provided with charging aperture 1, and is provided with the first junction surface；One end of the hybrid chamber 3
Discharging opening 4 is provided with, the other end is provided with the second junction surface；The shape of first joint portion of the mixing screw 5, the mixing
The shape of second joint portion of chamber 3 and the form fit of the adapter sleeve 2；Described hybrid chamber 3, mixing screw 5 and adapter sleeve 2
Cross section be circular, square or rectangular；Preferably, it is circle；It is first joint portion of the mixing screw 5, described mixed
It is non-dismantling connection that the second joint portion of chamber 3, which is closed, with the connected mode of the adapter sleeve 2, and specially annular slot connects；It is described
The external diameter of mixing screw 5 is roughly the same with the internal diameter of described hybrid chamber 3；Preferably, to be identical.
The mixing screw 5 is made up of the hybrid element cascade of more than 2, and each hybrid element is by coaxial left-handed blade
Formed with dextrorotation blade, and described left-handed blade and dextrorotation blade alternate are arranged in order；The mixing screw 5 with it is described left-handed
Blade and dextrorotation leaf position are fixed, and the left-handed blade and dextrorotation blade are upper and lower arranged opposite；The left-handed blade and
Dextrorotation blade is spaced set, and two panels leaf spacing is 1-5cm；The inclination angle of the left-handed blade and dextrorotation blade 10-60 ° it
Between, blade quantity is 4-100, specially 20-50.
The discharging opening 4 of the hybrid chamber 3 is 1, and the charging aperture 1 of described mixing screw 5 is more than 2, specially 2
It is individual, 3,4；Preferably, it is 2.The hybrid chamber 3, mixing screw 5, the material of adapter sleeve 2 are polymer, specially institute
The cavity wall material for stating hybrid chamber 3 is polypropylene, and the material of the mixing screw 5 is polyformaldehyde, and the material of the adapter sleeve 2 is poly-
Ethene.
Before implementation, mixing screw 5 is loaded in hybrid chamber 3 first, then will be configured with the hybrid chamber 3 of mixing screw 5
Assembled with adapter sleeve 2, being assembled into can realize two-component silicone rubber vestige pattern-making material according to 1:The static state that 1 ratio mixes automatically
Blender.In implementation process, the first component and the second component of material, such as silicon rubber and vulcanizing agent point are extracted in vestige molding
Not out of, charging aperture 1 two opening injection hybrid chambers 3, it is thoroughly mixed when passing through left-handed blade and dextrorotation blade, along
The hand of spiral is rotationally advancing, while forms axial shunting, so as to realize that two kinds of components are sufficiently stirred in pipeline, reaches completely mixed
The purpose of conjunction.
It should be noted that the above is only the preferred embodiment of the present invention, those skilled in the art
According to above-mentioned design, appropriate deformation or modification can be carried out, deformation or amended technical scheme still fall within the present invention
Protection domain within.
Claims (1)
1. a kind of purposes of static mixing device, described static mixing device includes hybrid chamber (3), mixing screw (5) and connected
Female connector (2), it is characterised in that the hybrid chamber (3) is connected with mixing screw (5) by adapter sleeve (2)；The mixing screw (5)
One end be provided with charging aperture (1), and be provided with the first junction surface；One end of the hybrid chamber (3) is provided with discharging opening (4),
The other end is provided with the second junction surface, the shape at the first junction surface of the mixing screw (5), the second of the hybrid chamber (3)
The shape at junction surface and the form fit of the adapter sleeve (2), and the first junction surface of the mixing screw (5), the mixing
Second junction surface of chamber (3) is that annular slot is connected with the connected mode of the adapter sleeve (2)；
The mixing screw (5) is made up of the hybrid element cascade of more than 2, each hybrid element by coaxial left-handed blade and
Dextrorotation blade is formed, and the left-handed blade and dextrorotation blade alternate are arranged in order, the mixing screw (5) and the left-handed leaf
Piece and dextrorotation leaf position are fixed, and the left-handed blade and dextrorotation blade are upper and lower arranged opposite；
The left-handed blade and dextrorotation blade are spaced set, and two panels leaf spacing is 1-5cm；The left-handed blade and dextrorotation leaf
Between 10-60 °, blade quantity is 20-50 at the inclination angle of piece；
The external diameter of the mixing screw (5) is identical with the internal diameter of described hybrid chamber (3)；
The discharging opening (4) of the hybrid chamber (3) is 1；The charging aperture (1) of the mixing screw (5) is 2；
The cavity wall material of the hybrid chamber (3) is polypropylene, and the material of the mixing screw (5) is polyformaldehyde, the adapter sleeve
(2) material is polyethylene；
The purposes is used for criminal investigation separating latent marks.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510213563.3A CN104826514B (en) | 2015-04-28 | 2015-04-28 | A kind of static mixing device of vestige molding extraction material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510213563.3A CN104826514B (en) | 2015-04-28 | 2015-04-28 | A kind of static mixing device of vestige molding extraction material |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104826514A CN104826514A (en) | 2015-08-12 |
| CN104826514B true CN104826514B (en) | 2018-04-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510213563.3A Expired - Fee Related CN104826514B (en) | 2015-04-28 | 2015-04-28 | A kind of static mixing device of vestige molding extraction material |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6383119B2 (en) * | 2016-07-25 | 2018-08-29 | 丸福水産株式会社 | Mixed processing body, mixed processing method, fluid mixer, fluid mixing processing device, seafood culture system, and seafood culture method |
Citations (7)
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|---|---|---|---|---|
| US1626487A (en) * | 1924-01-10 | 1927-04-26 | Warren David | Emulsifier |
| GB2056871A (en) * | 1979-08-31 | 1981-03-25 | Mta Mueszaki Kemiai Kutato Int | A process and apparatus for treatment of liquid and/or lumpy solid phases with gases in a static mixer |
| CN1835810A (en) * | 2003-08-14 | 2006-09-20 | 3M埃斯佩股份公司 | Unit-dose syringe for a multi-component material |
| CN201086001Y (en) * | 2007-08-22 | 2008-07-16 | 张国栋 | Static mixer and spiral type hybrid component |
| CN102989338A (en) * | 2012-12-27 | 2013-03-27 | 四川省机械研究设计院 | Spiral static mixer |
| CN202860426U (en) * | 2012-08-27 | 2013-04-10 | 安徽华艺生物装备技术有限公司 | Reverse SH type static mixer |
| WO2013174549A1 (en) * | 2012-05-24 | 2013-11-28 | Sulzer Mixpac Ag | Mixer for mixing at least two flowable components |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101643582B (en) * | 2009-08-25 | 2011-06-15 | 合肥凯蒙新材料有限公司 | Dual composition addition type room temperature solidified silicon rubber used for recording left-behind tracks |
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2015
- 2015-04-28 CN CN201510213563.3A patent/CN104826514B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1626487A (en) * | 1924-01-10 | 1927-04-26 | Warren David | Emulsifier |
| GB2056871A (en) * | 1979-08-31 | 1981-03-25 | Mta Mueszaki Kemiai Kutato Int | A process and apparatus for treatment of liquid and/or lumpy solid phases with gases in a static mixer |
| CN1835810A (en) * | 2003-08-14 | 2006-09-20 | 3M埃斯佩股份公司 | Unit-dose syringe for a multi-component material |
| CN201086001Y (en) * | 2007-08-22 | 2008-07-16 | 张国栋 | Static mixer and spiral type hybrid component |
| WO2013174549A1 (en) * | 2012-05-24 | 2013-11-28 | Sulzer Mixpac Ag | Mixer for mixing at least two flowable components |
| CN202860426U (en) * | 2012-08-27 | 2013-04-10 | 安徽华艺生物装备技术有限公司 | Reverse SH type static mixer |
| CN102989338A (en) * | 2012-12-27 | 2013-03-27 | 四川省机械研究设计院 | Spiral static mixer |
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| CN104826514A (en) | 2015-08-12 |
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