CN111001324B - Static mixer for high-viscosity liquid-phase material - Google Patents
Static mixer for high-viscosity liquid-phase material Download PDFInfo
- Publication number
- CN111001324B CN111001324B CN201911120968.7A CN201911120968A CN111001324B CN 111001324 B CN111001324 B CN 111001324B CN 201911120968 A CN201911120968 A CN 201911120968A CN 111001324 B CN111001324 B CN 111001324B
- Authority
- CN
- China
- Prior art keywords
- mixing
- outer cylinder
- spiral
- static mixer
- viscosity liquid
- 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.)
- Active
Links
- 239000000463 material Substances 0.000 title claims abstract description 39
- 230000003068 static effect Effects 0.000 title claims abstract description 21
- 239000007791 liquid phase Substances 0.000 title claims abstract description 19
- 238000007599 discharging Methods 0.000 claims description 7
- 238000007789 sealing Methods 0.000 claims description 4
- 238000003466 welding Methods 0.000 claims description 3
- 238000013329 compounding Methods 0.000 claims 1
- 230000007547 defect Effects 0.000 abstract description 3
- 239000007921 spray Substances 0.000 description 9
- 238000000034 method Methods 0.000 description 7
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 239000007919 dispersible tablet Substances 0.000 description 2
- 239000006185 dispersion Substances 0.000 description 2
- 239000003822 epoxy resin Substances 0.000 description 2
- 239000011344 liquid material Substances 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 229920000647 polyepoxide Polymers 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 239000007790 solid phase Substances 0.000 description 2
- 238000007711 solidification Methods 0.000 description 2
- 230000008023 solidification Effects 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 239000004593 Epoxy Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010382 chemical cross-linking Methods 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000003607 modifier Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
- B01F25/40—Static mixers
- B01F25/42—Static mixers in which the mixing is affected by moving the components jointly in changing directions, e.g. in tubes provided with baffles or obstructions
- B01F25/43—Mixing tubes, e.g. wherein the material is moved in a radial or partly reversed direction
- B01F25/431—Straight mixing tubes with baffles or obstructions that do not cause substantial pressure drop; Baffles therefor
- B01F25/4312—Straight mixing tubes with baffles or obstructions that do not cause substantial pressure drop; Baffles therefor having different kinds of baffles, e.g. plates alternating with screens
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
- B01F25/40—Static mixers
- B01F25/42—Static mixers in which the mixing is affected by moving the components jointly in changing directions, e.g. in tubes provided with baffles or obstructions
- B01F25/43—Mixing tubes, e.g. wherein the material is moved in a radial or partly reversed direction
- B01F25/431—Straight mixing tubes with baffles or obstructions that do not cause substantial pressure drop; Baffles therefor
- B01F25/4314—Straight mixing tubes with baffles or obstructions that do not cause substantial pressure drop; Baffles therefor with helical baffles
Landscapes
- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
Abstract
The invention discloses a static mixer for high-viscosity liquid-phase materials, which comprises an outer cylinder, wherein a feed pipe and a discharge pipe are respectively arranged at two ends of the outer cylinder, a mixing mechanism is arranged in the outer cylinder, and the mixing mechanism comprises a plurality of mixing joints and guide joints which are connected in an unordered manner; the mixing section consists of a plurality of spiral sections and mixing sections which are connected in a staggered manner; the guide joint consists of a central core shaft and a plurality of dispersing sheets connected with the outer wall of the central core shaft. The invention provides a static mixer for high-viscosity liquid-phase materials, which effectively increases the mixing times of the liquid-phase materials by additionally arranging a mixing joint and a flow guiding joint in the mixer, and realizes the efficient mixing of the materials so as to solve the defect that the materials are easy to block the mixer in the prior art.
Description
Technical Field
The invention belongs to the field of mixers, and particularly relates to a static mixer for high-viscosity liquid-phase materials.
Background
Static mixers are also known as mixers. The epoxy resin composition is widely used in various industries of industrial production, for example, in the process of molding an epoxy material, a modifier, a resin, an accelerator and a curing agent are mixed in proportion; in the surface spraying, the liquid phase substances such as the coloring agent, the resin, the curing agent and the like are very effectively applied to the aspects of proportioning and mixing, and the like, so that the device is ideal equipment for realizing instant mixing in the chemical industry, has the characteristics of quick and efficient mixing, simple structure, energy consumption saving, small volume and the like, and can disperse and cross-mix the materials through a mixer under the action of a driving pump under the condition of no external power, so that the added materials achieve the aim of mixing.
The patent with publication number CN 205598991U discloses a high-efficiency mixer, and provides a method for fully mixing materials by designing a pedal structure so as to increase the contact area and the contact times between materials, but the method is only applied to the conditions that chemical crosslinking reaction does not occur, material solidification and coagulation do not occur, and is not applicable to epoxy resin reaction.
The patent with publication number CN 208679004U discloses an APG static mixing system, which provides a method for realizing that the vacuum environment in a pump is not polluted by modifying a vacuum system, but the method disclosed by the patent is only suitable for the situation that solid phase powder materials are mixed with other solid phase or liquid phase materials.
The patent with publication number of CN 207695023U discloses a quantitative supply and mixing system for high-viscosity bi-component paint, which provides the problems of large pipeline resistance, easy blockage, uneven mixing and the like of high-viscosity liquid phase materials in mixing, but needs to provide additional power supply support, and limits popularization and application due to limited field conditions and other factors.
Disclosure of Invention
The invention aims to overcome the defects in the prior art and aims to provide a static mixer for high-viscosity liquid-phase materials.
The invention is realized by the following technical scheme:
the static mixer for the high-viscosity liquid-phase material comprises an outer cylinder, wherein a feed pipe and a discharge pipe are respectively arranged at two ends of the outer cylinder, a mixing mechanism is arranged in the outer cylinder, and the mixing mechanism comprises a plurality of mixing joints and diversion joints which are connected in an unordered manner; the mixing section consists of a plurality of spiral sections and mixing sections which are connected in a staggered manner; the guide joint consists of a central core shaft and a plurality of dispersing sheets connected with the outer wall of the central core shaft.
In the technical scheme, a one-way valve is arranged in the feeding pipe.
In the technical scheme, the discharging pipe is connected with the outer cylinder through threads and the sealing ring.
In the technical scheme, the inner wall of the outer cylinder forms a guide track arranged along the axial direction of the outer cylinder.
In the technical scheme, annular clamping grooves are formed in the inner walls of the two ends of the outer cylinder, and fixing holes are formed in the bottoms of the clamping grooves.
In the technical scheme, the spiral section is of a four-head spiral structure, and the spiral angle is 37.5 degrees.
In the above technical solution, the mixing section has a cylindrical structure.
In the technical scheme, the dispersing pieces are arranged perpendicular to the axis of the central spindle; the plurality of dispersible tablets are arranged on the outer wall of the central mandrel along the spiral line, and included angles between axes of adjacent dispersible tablets are the same.
In the technical scheme, the mixing section and the diversion section are fixedly connected through welding or bolts.
The beneficial effects of the invention are as follows:
the invention provides a static mixer for high-viscosity liquid-phase materials, which effectively increases the mixing times of the liquid-phase materials by additionally arranging a mixing joint and a flow guiding joint in the mixer, and realizes the efficient mixing of the materials so as to solve the defect that the materials are easy to block the mixer in the prior art.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic structural view of the outer cylinder of the present invention;
FIG. 3 is a cross-sectional view of the outer cylinder of the present invention;
FIG. 4 is a schematic view of a mixing section according to the present invention
FIG. 5 is a perspective view of a helical segment of a mixing section of the present invention;
FIG. 6 is a front view of a helical section of a mixing section of the present invention;
FIG. 7 is a side view of a helical segment of a mixing segment of the present invention;
FIG. 8 is a front view of a diverter node of the present invention;
fig. 9 is a side view of a diverter node in the present invention.
Wherein:
1. outer cylinder 2 feeding pipe
3. Discharging pipe 4 mixing mechanism
5. Check valve 6 positioning buckle
7. Guide rail 8 mixing section
9. Guide joint 10 clamping groove
11. Fixing hole
81. Helical section 82 mixing section
91. The central mandrel 92 disperses the sheets.
Other relevant drawings may be made by those of ordinary skill in the art from the above figures without undue burden.
Detailed Description
In order to make the technical scheme of the invention better understood by the person skilled in the art, the technical scheme of the static mixer for high-viscosity liquid phase materials of the invention is further described below by the specific embodiments in combination with the attached drawings.
As shown in fig. 1-9, a static mixer for high-viscosity liquid phase materials comprises an outer cylinder 1 with two ends respectively provided with a feed pipe 2 and a discharge pipe 3, a mixing mechanism 4 is arranged in the outer cylinder 1, the mixing mechanism comprises a plurality of mixing sections 8 and guide sections 9 which are connected in an unordered manner,
the mixing section 8 is composed of a plurality of spiral sections 81 and mixing sections 82 which are connected in a staggered manner,
the guide section 9 is composed of a central spindle 91 and a plurality of dispersing pieces 92 connected with the outer wall of the central spindle 91.
The outer cylinder 1 is an isolation sleeve consisting of an outer wall and a sleeve sleeved inside and outside.
A one-way valve 5 is arranged in the feeding pipe 2.
The feeding pipe 2 is a common pipeline joint and is connected with the upper-stage feeding system by adopting threaded connection of external threads of the pipe or clamping of a throat hoop or other methods. The check valve is a commercial check valve and is used for ensuring that materials cannot flow back to an upper-level feeding system.
The discharging pipe 3 is connected with the outer cylinder 1 through threads and a sealing ring, so that later maintenance is facilitated. The tightness is checked after the discharging pipe 3 is connected with the outer cylinder 1, so that no leakage exists in the system. The materials respectively flow into the static mixer through the check valve 5 by the spray gun pipeline, and the materials are sprayed out from the opening of the discharging pipe 3 after passing through the mixing mechanism 4.
The inner wall of the outer cylinder 1 forms a guide track 7 arranged along the axial direction of the outer cylinder, the guide track 7 can have a guide effect on the installation of the mixing mechanism 4, and the mixing section 8 and the guide table 9 are pressed in an unordered manner along the direction of the guide track 7. The guide rail 7 is a through groove.
Annular clamping grooves 10 are formed in the inner walls of the two ends of the outer cylinder 1, fixing holes 11 are formed in the bottoms of the clamping grooves 10, positioning buckles 6 are arranged in the clamping grooves 10, and protrusions on the positioning buckles are clamped in the fixing holes 11. The positioning buckle 6 realizes the limit fixation of the mixing mechanism 4 in the outer barrel 1.
The mixing mechanism 4 is arranged between the two positioning buckles 6.
The spiral section 81 is of a four-head spiral structure, the length of the spiral section is 200-500mm, the length of the mixing section is 30-60mm, the spiral lead is 40-90mm, and the spiral lead angle alpha is 37.5 degrees. The structure has the advantages of simple processing, better economy, easy structural decomposition and convenient maintenance operation during operation.
The mixing section 82 is of cylindrical configuration.
The dispersion piece 92 is arranged perpendicular to the axis of the central spindle 91, and has a fan-shaped structure.
The plurality of dispersing pieces 92 are arranged on the outer wall of the central spindle 91 along a spiral line, and included angles between axes of adjacent dispersing pieces 92 are the same.
The guide section 9 is a fin-shaped convex backflow table, and the dispersing sheets are circularly arranged on the central core shaft at a specific angle and integrally processed by aluminum alloy.
The diversion section 9 realizes the full dispersion of the liquid material and is a precondition for entering the mixing unit; the diversion of liquid materials is realized, and the material solidification and blockage of the material device caused by the concentration of liquid on the pipe wall, the joint of the material mixing joint and the like are avoided.
The mixing section 8 and the guide section 9 are fixedly connected through welding or bolts.
The upper feeding system is connected with the mixer through an elastic hose in a throat hoop mode or a connecting pipeline in a pipe thread mode to form a sealing system.
The mounting mode of the mixer of the invention comprises front mounting and rear mounting,
firstly, post-mounting: the static mixer is arranged between a pipeline and the spray gun, the two components materials are pumped into the static mixer by a metering pump, and after being mixed, the external spray gun system provides outlet spray pressure to spray out the materials.
And secondly, the static mixer is arranged at the outlet of the spray gun in a prepositive way, the pressure of the two-component materials entering the static mixer is directly provided by the spray gun, and the outlet of the spray gun is the single-component material.
Taking the height of the spray gun from the ground as 1m as an example, the outlet flow rate of the mixer is calculated to be 22.73m/s, and the outlet flow rate of the mixer is designed to be 40 m/s in consideration of the safety and reliability of the spraying process. Preliminary calculation, the overall outer diameter is 60mm.
It should be noted that, without conflict, the embodiments of the present invention and features of the embodiments may be combined with each other.
In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first", "a second", etc. may explicitly or implicitly include one or more such feature. In the description of the present invention, unless otherwise indicated, the meaning of "a plurality" is two or more.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art in a specific case.
The applicant declares that the above is only a specific embodiment of the present invention, but the scope of the present invention is not limited thereto, and it should be apparent to those skilled in the art that any changes or substitutions that are easily conceivable within the technical scope of the present invention disclosed by the present invention fall within the scope of the present invention and the disclosure.
Claims (4)
1. A static mixer for high viscosity liquid phase material, includes urceolus (1) that both ends set up inlet pipe (2) and discharging pipe (3) respectively, sets up compounding mechanism (4), its characterized in that in urceolus (1): the mixing mechanism comprises a plurality of mixing sections (8) and guide sections (9) which are connected in an unordered manner;
the mixing section (8) consists of a plurality of spiral sections (81) and mixing sections (82) which are connected in a staggered manner;
the guide joint (9) consists of a central mandrel (91) and a plurality of dispersing pieces (92) connected with the outer wall of the central mandrel (91);
the inner wall of the outer cylinder (1) forms a guide track (7) arranged along the axial direction of the outer cylinder;
annular clamping grooves (10) are formed in the inner walls of the two ends of the outer cylinder (1), fixing holes (11) are formed in the bottoms of the clamping grooves (10), positioning buckles (6) are arranged in the clamping grooves (10), and protrusions on the positioning buckles are clamped in the fixing holes (11);
the mixing mechanism (4) is arranged between the two positioning buckles (6);
the dispersing pieces (92) are arranged perpendicular to the axis of the central spindle (91); the plurality of dispersing pieces (92) are arranged on the outer wall of the central mandrel (91) along a spiral line, and included angles between axes of adjacent dispersing pieces (92) are the same;
the spiral section (81) is of a four-head spiral structure, the length of the spiral section (81) is 200-500mm, the spiral lead is 40-90mm, and the spiral lead angle alpha is 37.5 degrees;
the mixing section (82) is of a cylindrical structure, and the length of the mixing section (82) is 30-60mm.
2. The static mixer for high viscosity liquid phase materials according to claim 1, wherein: a one-way valve (5) is arranged in the feeding pipe (2).
3. The static mixer for high viscosity liquid phase materials according to claim 1, wherein: the discharging pipe (3) is connected with the outer cylinder (1) through threads and a sealing ring.
4. The static mixer for high viscosity liquid phase materials according to claim 1, wherein: the mixing section (8) and the guide section (9) are fixedly connected through welding or bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911120968.7A CN111001324B (en) | 2019-11-15 | 2019-11-15 | Static mixer for high-viscosity liquid-phase material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911120968.7A CN111001324B (en) | 2019-11-15 | 2019-11-15 | Static mixer for high-viscosity liquid-phase material |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111001324A CN111001324A (en) | 2020-04-14 |
| CN111001324B true CN111001324B (en) | 2023-11-24 |
Family
ID=70112932
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911120968.7A Active CN111001324B (en) | 2019-11-15 | 2019-11-15 | Static mixer for high-viscosity liquid-phase material |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111001324B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112452227B (en) * | 2020-10-30 | 2022-11-15 | 佛山市特赛化工设备有限公司 | Two-stage static mixer for automatically producing neutral silicone adhesive |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1062481A (en) * | 1991-12-28 | 1992-07-08 | 翠竹企业集团 | A kind of static mixer |
| WO1999000180A1 (en) * | 1997-06-26 | 1999-01-07 | Robbins & Myers, Inc. | Multi-component static mixer and method of operation |
| CN201086001Y (en) * | 2007-08-22 | 2008-07-16 | 张国栋 | Static mixer and spiral type hybrid component |
| CN102423649A (en) * | 2011-09-09 | 2012-04-25 | 北京工商大学 | Novel static irregular structure liquid-liquid mixing device |
| JP2012101190A (en) * | 2010-11-11 | 2012-05-31 | Fujikin Inc | Static dispersion system |
| CN202289891U (en) * | 2011-08-09 | 2012-07-04 | 新疆蓝山屯河聚酯有限公司 | Static liquid mixer |
| WO2014056619A1 (en) * | 2012-10-11 | 2014-04-17 | Udo Tartler | Mixer insert |
| CN206678870U (en) * | 2017-04-27 | 2017-11-28 | 山东英可利化工有限公司 | A kind of oil truck for being capable of static mediation |
| CN211216214U (en) * | 2019-11-15 | 2020-08-11 | 中核新科（天津）精密机械制造有限公司 | Static mixer for high-viscosity liquid-phase materials |
-
2019
- 2019-11-15 CN CN201911120968.7A patent/CN111001324B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1062481A (en) * | 1991-12-28 | 1992-07-08 | 翠竹企业集团 | A kind of static mixer |
| WO1999000180A1 (en) * | 1997-06-26 | 1999-01-07 | Robbins & Myers, Inc. | Multi-component static mixer and method of operation |
| CN201086001Y (en) * | 2007-08-22 | 2008-07-16 | 张国栋 | Static mixer and spiral type hybrid component |
| JP2012101190A (en) * | 2010-11-11 | 2012-05-31 | Fujikin Inc | Static dispersion system |
| CN202289891U (en) * | 2011-08-09 | 2012-07-04 | 新疆蓝山屯河聚酯有限公司 | Static liquid mixer |
| CN102423649A (en) * | 2011-09-09 | 2012-04-25 | 北京工商大学 | Novel static irregular structure liquid-liquid mixing device |
| WO2014056619A1 (en) * | 2012-10-11 | 2014-04-17 | Udo Tartler | Mixer insert |
| CN206678870U (en) * | 2017-04-27 | 2017-11-28 | 山东英可利化工有限公司 | A kind of oil truck for being capable of static mediation |
| CN211216214U (en) * | 2019-11-15 | 2020-08-11 | 中核新科（天津）精密机械制造有限公司 | Static mixer for high-viscosity liquid-phase materials |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111001324A (en) | 2020-04-14 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US9364969B2 (en) | Mixing apparatus for pumpable mixtures and method related thereto | |
| CN111001324B (en) | Static mixer for high-viscosity liquid-phase material | |
| US20190160441A1 (en) | Adhesive-air infuser device and method of using the same | |
| CN110721606B (en) | Quantitative mixing and spraying device for multi-component coating | |
| CN211216214U (en) | Static mixer for high-viscosity liquid-phase materials | |
| RU2414283C2 (en) | Whirl flow mixer | |
| US20090166449A1 (en) | Apparatus for mixing chemicals with a liquid carrier | |
| CN209653990U (en) | Injecting type high-speed shearing Mixer | |
| CN211328973U (en) | Quantitative mixing and spraying device for multi-component coating | |
| US20190022613A1 (en) | Device and method for producing a ready-to-use solution from a concentrate | |
| CN210098114U (en) | Online gluing system | |
| CN214925611U (en) | Flow mixer for wet spraying system | |
| CN108525596B (en) | Lobe cutting fluid multicomponent on-line mixing mechanism | |
| CN201618550U (en) | Hyperbolic dynamic mixer | |
| CN215249625U (en) | Water treatment medicament mixer | |
| CN210934832U (en) | Mixing arrangement is carried with material ration to flavouring production | |
| CN111760482A (en) | Mixing device | |
| CN217248087U (en) | Jet mixing structure of ozone generator | |
| CN218077303U (en) | Static mixer | |
| CN109665607A (en) | Wastewater treatment medicine system | |
| CN221183533U (en) | Multi-angle pressurizing glue feeding mechanism of spiral spray gun | |
| CN110605218A (en) | Online gluing system | |
| CN110605039A (en) | Bi-component adhesive mixer | |
| CN210915457U (en) | Pipeline mixer | |
| CN213452895U (en) | Pipeline mixing device for injection agent |
Legal Events
| 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 | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |