CN110917924A - Mixing device for chemical foaming - Google Patents
Mixing device for chemical foaming Download PDFInfo
- Publication number
- CN110917924A CN110917924A CN201911295385.8A CN201911295385A CN110917924A CN 110917924 A CN110917924 A CN 110917924A CN 201911295385 A CN201911295385 A CN 201911295385A CN 110917924 A CN110917924 A CN 110917924A
- Authority
- CN
- China
- Prior art keywords
- pipe
- foaming
- material distributing
- mixing
- foaming body
- 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
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
- B01F27/60—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a horizontal or inclined axis
- B01F27/70—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a horizontal or inclined axis with paddles, blades or arms
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F33/00—Other mixers; Mixing plants; Combinations of mixers
- B01F33/40—Mixers using gas or liquid agitation, e.g. with air supply tubes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F33/00—Other mixers; Mixing plants; Combinations of mixers
- B01F33/40—Mixers using gas or liquid agitation, e.g. with air supply tubes
- B01F33/402—Mixers using gas or liquid agitation, e.g. with air supply tubes comprising supplementary stirring elements
Abstract
The invention discloses a mixing device for chemical foaming, and relates to the technical field of foaming equipment. The invention comprises a foaming body; a stirring cavity and a mixing cavity are arranged in the foaming body; the outer wall of the foaming body is provided with a plurality of feeding holes communicated with the stirring cavity and a material distributing and feeding hole communicated with the mixing cavity; the stirring cavity is rotatably connected with a stirring head; an annular pipe is fixed on the outer wall of the foaming body; the stirring head is of a hollow structure; material holes are arrayed on the periphery of the stirring head; a feeding pipe communicated with the inside is fixed on one end face of the stirring head, and a through hole is formed in the side wall of the annular pipe; a connecting pipe is inserted in the through hole; one end of the connecting pipe is connected with a material distributing pipe which is in clearance fit with the material distributing and feeding hole. The invention injects foaming material into the stirring head and the foaming body which are rotationally connected through the foaming body; inserting a material distributing pipe into the foaming body; the problems that the existing foaming device is insufficient in mixing of a multi-element foaming agent, foaming efficiency is low, and energy consumption of backflow operation is high are solved.
Description
Technical Field
The invention belongs to the technical field of foaming equipment, and particularly relates to a mixing device for chemical foaming.
Background
When the foaming agent is foamed, various different foaming agents are required to be injected into a mixing cavity according to a certain proportion for rapid mixing and stirring, then a pouring head injects feed liquid which generates chemical synthesis reaction into various molds to form a foaming layer of a required product, and the foaming layer is a filling layer filled between an inner container and a shell and has the functions of heat preservation, heat insulation and the like.
The foaming quality directly influences the use effect; in the foaming process, a plurality of foaming agents need to be mixed simultaneously or step by step, while the existing foaming device can not achieve full mixing at one time, usually, foaming liquid needs to be refluxed, and secondary mixing, stirring and foaming are carried out to achieve the effect of full mixing; this method is cumbersome, affects foaming efficiency, and consumes more energy.
Disclosure of Invention
The invention aims to provide a mixing device for chemical foaming, which is rotationally connected with a stirring head through a foaming body; injecting the foaming material through the stirring head and the foaming body simultaneously; inserting a material distributing pipe into the foaming body; the problems that the existing foaming device is insufficient in mixing of a multi-element foaming agent, foaming efficiency is low, and energy consumption of backflow operation is high are solved.
In order to solve the technical problems, the invention is realized by the following technical scheme:
the invention relates to a mixing device for chemical foaming, which comprises a foaming body; a stirring cavity and a mixing cavity are arranged in the foaming body; the stirring cavity and the mixing cavity are communicated with each other through a conveying channel; the mixing cavity is communicated with a discharge hole penetrating through the side wall of the foaming body;
the outer wall of the foaming body is provided with a plurality of feeding holes communicated with the stirring cavity; the feeding hole is connected with a feeding pipe; a stirring head is rotatably connected in the stirring cavity; a plurality of material distributing and feeding holes communicated with the mixing cavity are uniformly distributed in the circumferential direction of the outer wall of the foaming body; the outer wall of the foaming body is provided with a counter bore which is concentric with the material distributing and feeding hole; the inner wall of the counter bore is provided with internal threads; the outer wall of the foaming body is fixedly connected with an annular pipe relative to the position of the mixing cavity;
the stirring head is of a hollow structure; the periphery of the stirring head is provided with material holes communicated with the inside; a feeding pipe communicated with the inside is fixedly connected to one end face of the stirring head; the feeding pipe penetrates through the side wall of the foaming body and is rotationally connected with the side wall of the foaming body; the feeding pipe is connected with a driving device through a transmission part;
the outer wall of the annular pipe is provided with a port communicated with the inside; the cross section of the annular pipe is rectangular; the outer arc surface and the inner arc surface of the annular pipe are provided with through holes which correspond to the material distributing and feeding holes one to one; a connecting pipe is inserted in the through hole;
one end of the connecting pipe is connected with a material distributing pipe in clearance fit with the material distributing and feeding hole; the outer wall of one end, close to the material distributing pipe, of the connecting pipe is provided with an external thread matched with the internal thread; the other end of the connecting pipe is fixedly connected with a clamping block;
the outer diameter of the material distributing pipe is smaller than that of the connecting pipe; the side wall of the material distributing pipe is uniformly provided with material distributing holes; the side wall of the material distributing pipe is provided with a through hole communicated with the interior of the annular pipe; one end of the material distributing pipe extends into the mixing cavity, and the end part of the material distributing pipe is of a closed structure.
Further, the stirring cavity is of a circular truncated cone-shaped structure, and the small-diameter end of the circular truncated cone faces the mixing cavity.
Furthermore, the stirring head is of a circular truncated cone-shaped structure with the same shape as the stirring cavity.
Furthermore, a plurality of blades are arrayed on the circumferential side of the stirring head; the blades are obliquely arranged relative to the axial direction of the stirring head.
Furthermore, the outer arc surface of the annular pipe is provided with a counter bore concentrically arranged with the through hole.
The invention has the following beneficial effects:
according to the invention, the stirring head with the hollow structure is rotationally arranged in the foaming body, and various foaming agent materials are injected in the stirring process, so that the mixing uniformity of the foaming materials is improved; through inserting the branch material pipe in the compounding intracavity at the foaming body, make in foaming material or compressed gas can the abundant injection foaming agent after the initial mixing, make each foaming material can in time mix the foaming, effectual improvement foaming efficiency.
Of course, it is not necessary for any product in which the invention is practiced to achieve all of the above-described advantages at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic diagram of a mixing device for chemical foaming according to the present invention;
FIG. 2 is a schematic structural view of a stirring head;
FIG. 3 is a schematic structural view of the annular pipe, the connecting pipe and the distributing pipe;
FIG. 4 is a schematic structural view of the annular tube;
FIG. 5 is a schematic structural view of the distributing pipe;
in the drawings, the components represented by the respective reference numerals are listed below:
1-foaming body, 2-stirring head, 3-annular pipe, 4-feeding pipe, 5-driving device, 101-stirring cavity, 102-mixing cavity, 103-conveying channel, 104-feeding hole, 105-feeding pipe, 106-discharging hole, 201-material hole, 202-blade 301-interface, 302-connecting pipe, 303-material distributing pipe, 304-external thread, 305-clamping block, 306-material distributing hole, 307-through hole, 308-through hole and 309-countersunk hole.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "opening," "upper," "lower," "thickness," "top," "middle," "length," "inner," "peripheral," and the like are used in an orientation or positional relationship that is merely for convenience in describing and simplifying the description, and do not indicate or imply that the referenced component or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the present invention.
Referring to fig. 1, the present invention is a mixing device for chemical foaming, including a foaming body 1, wherein the foaming body 1 may be a cylindrical rear rectangular body; a stirring cavity 101 and a mixing cavity 102 are arranged in the foaming body 1 along the length direction; the stirring chamber 101 and the mixing chamber 102 are communicated with each other through a conveying passage 103; the mixing chamber 102 is communicated with a discharge hole 106 penetrating through the side wall of the foaming body 1.
The outer wall of the foaming body 1 is provided with a plurality of feeding holes 104 communicated with the stirring cavity 101, and the feeding holes 104 are symmetrically distributed relative to the stirring cavity 101; the feed hole 104 is connected with or welded with a feed pipe 105 through threads; a stirring head 2 is rotationally connected in the stirring cavity 101;
a plurality of material distributing and feeding holes communicated with the mixing cavity 102 are uniformly distributed in the circumferential direction of the outer wall of the foaming body 1; the outer wall of the foaming body 1 is provided with a counter bore which is concentric with the material distributing and feeding hole; the inner wall of the counter bore is provided with internal threads; the outer wall of the foaming body 1 is welded with an annular pipe 3 corresponding to the mixing cavity 102;
the stirring head 2 is of a hollow structure; material holes 201 communicated with the inside are arrayed on the periphery of the stirring head 2; a feeding pipe 4 communicated with the inside is welded on one end face of the stirring head 2.
As shown in fig. 1 and 2, the stirring chamber 101 is a circular truncated cone-shaped structure, the small diameter end of the circular truncated cone faces the mixing chamber 102, the stirring head 2 is a circular truncated cone-shaped structure with the same shape as the stirring chamber 101, a gap is left between the stirring head 2 and the inner wall of the stirring chamber 101, and a plurality of blades 202 are arrayed on the circumferential side of the stirring head 2; the blades 202 are disposed obliquely with respect to the axial direction of the stirring head 2.
The feeding pipe 4 penetrates through the side wall of the foaming body 1 and is rotatably connected with the side wall of the foaming body 1; the feeding pipe 4 is connected with a driving device 5 through a transmission part; specifically, at 4 side fixed connection gears or band pulleys of pan feeding pipe, be connected with the output of motor through gear drive or belt drive, make pan feeding pipe 4 rotate, thereby drive stirring head 2, pan feeding pipe 4 passes through rotary joint and foamer pipe connection, the foamer passes through pan feeding pipe 4 and gets into in the stirring head 2, and get into in the stirring chamber 101 by material hole 201, mix with other classification foamers that get into in the stirring chamber 101 through inlet pipe 105, and realize stirring dynamic mixing under the rotation of stirring head 2, and be stirred through blade 202 and flow towards mixing chamber 102 direction, get into inside mixing chamber 102 by transfer passage 103.
As shown in fig. 3 and 4, the outer wall of the annular pipe 3 is provided with a port 301 communicated with the inside, and the port 301 is connected with a foaming auxiliary agent pipeline; the cross section of the annular pipe 3 is rectangular; the outer arc surface and the inner arc surface of the annular pipe 3 are provided with through holes 307 corresponding to the material distribution and feeding holes one by one, and the inner arc surface of the annular pipe 3 is matched with the outer wall of the foaming body 1 and is welded and fixed.
As shown in fig. 5, the connection pipe 302 is inserted into the through hole 307; one end of the connecting pipe 302 is welded with a material distributing pipe 303 which is in clearance fit with the material distributing and feeding hole; an external thread 304 matched with the internal thread is arranged on the outer wall of one end, close to the material distributing pipe 303, of the connecting pipe 302; the other end of the connecting pipe 302 is welded with a clamping block 305, the end part is sealed by the clamping block 305, and the clamping block 305 is a regular hexagon or square prism; the clamping block 305 is clamped by a wrench, the connecting pipe 302 penetrates through the annular pipe 3 by utilizing the matching of the external thread 304 and the internal thread of the inner wall of the counter bore, and the connecting pipe 302 is fixedly installed on the foaming body 1, and the sealing gasket can be installed on the bottom wall of the counter bore to enable the connecting pipe 302 and the outer wall of the foaming body 1 to be sealed.
Meanwhile, the clamping block 305 is also abutted against the outer arc surface of the annular pipe 3, and a counter bore 309 concentrically arranged with the through hole 307 is formed in the outer arc surface of the annular pipe 3, so that the clamping block 305 is attached to the bottom wall of the counter bore 309 more tightly, and sealing is facilitated.
The outer diameter of the material distributing pipe 303 is smaller than that of the connecting pipe 302; the side wall of the material distributing pipe 303 is uniformly provided with material distributing holes 306; the side wall of the material distributing pipe 303 is provided with a through hole 308 communicated with the inside of the annular pipe 3; one end of the material distributing pipe 303 extends into the mixing cavity 102, and the end part is of a closed structure.
After entering the annular pipe 3, the foaming auxiliary agent enters the connecting pipe 302 and the material distribution pipe 303 through the through hole 308, and enters the mixing cavity 102 through the material distribution pipe 303 to be further foamed and mixed.
Make foaming auxiliary agent and the foaming liquid mixture after the initial mixing more abundant through dividing material pipe 303, simultaneously, divide material pipe 303 to stretch into the tip of mixing chamber 102 inside and also can set up the through-hole, improve the homogeneity of distribution, realize the flash mixed foaming, effectual improvement foaming efficiency.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (5)
1. A mixing device for chemical foaming, characterized by: comprises a foaming body (1); a stirring cavity (101) and a mixing cavity (102) are arranged in the foaming body (1); the stirring cavity (101) and the mixing cavity (102) are communicated with each other through a conveying channel (103); the mixing cavity (102) is communicated with a discharge hole (106) penetrating through the side wall of the foaming body (1);
the outer wall of the foaming body (1) is provided with a plurality of feeding holes (104) communicated with the stirring cavity (101); the feeding hole (104) is connected with a feeding pipe (105); a stirring head (2) is rotationally connected in the stirring cavity (101);
a plurality of material distributing and feeding holes communicated with the mixing cavity (102) are uniformly distributed in the circumferential direction of the outer wall of the foaming body (1); the outer wall of the foaming body (1) is provided with a counter bore which is concentric with the material distributing and feeding hole; the inner wall of the counter bore is provided with internal threads; the outer wall of the foaming body (1) is fixedly connected with an annular pipe (3) relative to the position of the mixing cavity (102);
the stirring head (2) is of a hollow structure; the periphery of the stirring head (2) is provided with material holes (201) communicated with the inside in an array manner; one end face of the stirring head (2) is fixedly connected with a feeding pipe (4) communicated with the inside;
the feeding pipe (4) penetrates through the side wall of the foaming body (1) and is rotatably connected with the side wall of the foaming body (1); the feeding pipe (4) is connected with a driving device (5) through a transmission part;
the outer wall of the annular pipe (3) is provided with a port (301) communicated with the inside; the cross section of the annular pipe (3) is rectangular; the outer arc surface and the inner arc surface of the annular pipe (3) are provided with through holes (307) which correspond to the material distributing and feeding holes one by one; a connecting pipe (302) is inserted into the through hole (307);
one end of the connecting pipe (302) is connected with a material distributing pipe (303) which is in clearance fit with the material distributing and feeding hole; an external thread (304) matched with the internal thread is arranged on the outer wall of one end, close to the material distributing pipe (303), of the connecting pipe (302); the other end of the connecting pipe (302) is fixedly connected with a clamping block (305);
the outer diameter of the material distributing pipe (303) is smaller than that of the connecting pipe (302); the side wall of the material distributing pipe (303) is uniformly provided with material distributing holes (306); the side wall of the material distributing pipe (303) is provided with a through hole (308) communicated with the interior of the annular pipe (3); one end of the material distributing pipe (303) extends into the mixing cavity (102), and the end part of the material distributing pipe is of a closed structure.
2. A mixing device for chemical foaming according to claim 1, wherein the mixing chamber (101) is of a truncated cone-like structure with the smaller diameter end of the truncated cone facing the mixing chamber (102).
3. A mixing device for chemical foaming according to claim 2, wherein the mixing head (2) is a truncated cone-like structure having the same shape as the mixing chamber (101).
4. A mixing device for chemical foaming according to claim 1 or 3, wherein the stirring head (2) is circumferentially provided with a plurality of blades (202); the blades (202) are obliquely arranged relative to the axial direction of the stirring head (2).
5. A mixing device for chemical foaming according to claim 1, wherein the outer arc surface of the annular tube (3) is provided with a counter bore (309) concentrically arranged with the through hole (307).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911295385.8A CN110917924A (en) | 2019-12-16 | 2019-12-16 | Mixing device for chemical foaming |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911295385.8A CN110917924A (en) | 2019-12-16 | 2019-12-16 | Mixing device for chemical foaming |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110917924A true CN110917924A (en) | 2020-03-27 |
Family
ID=69863838
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911295385.8A Pending CN110917924A (en) | 2019-12-16 | 2019-12-16 | Mixing device for chemical foaming |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110917924A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101251025A (en) * | 2008-04-08 | 2008-08-27 | 中国矿业大学 | Coal mine down-hole foam dedusting system |
| CN103586981A (en) * | 2013-11-08 | 2014-02-19 | 中国矿业大学 | Mine foam slurry mixer |
| US20170042385A1 (en) * | 2011-08-01 | 2017-02-16 | Bobrick Washroom Equipment, Inc. | Foam producing apparatus and method |
| CN106474950A (en) * | 2016-10-25 | 2017-03-08 | 江苏大学镇江流体工程装备技术研究院 | A kind of Liqiud-gas mixing device |
| EP3145687A2 (en) * | 2014-05-20 | 2017-03-29 | Geolyth Mineral Technologie GmbH | Sequential continuous mixer apparatus |
| CN108889163A (en) * | 2018-09-20 | 2018-11-27 | 安徽鼎兴纺织科技有限公司 | A kind of intelligent foaming machine |
| CN209191141U (en) * | 2018-11-16 | 2019-08-02 | 长虹美菱股份有限公司 | A kind of refrigerator prepackage leakproof bulb apparatus |
-
2019
- 2019-12-16 CN CN201911295385.8A patent/CN110917924A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101251025A (en) * | 2008-04-08 | 2008-08-27 | 中国矿业大学 | Coal mine down-hole foam dedusting system |
| US20170042385A1 (en) * | 2011-08-01 | 2017-02-16 | Bobrick Washroom Equipment, Inc. | Foam producing apparatus and method |
| CN103586981A (en) * | 2013-11-08 | 2014-02-19 | 中国矿业大学 | Mine foam slurry mixer |
| EP3145687A2 (en) * | 2014-05-20 | 2017-03-29 | Geolyth Mineral Technologie GmbH | Sequential continuous mixer apparatus |
| CN106474950A (en) * | 2016-10-25 | 2017-03-08 | 江苏大学镇江流体工程装备技术研究院 | A kind of Liqiud-gas mixing device |
| CN108889163A (en) * | 2018-09-20 | 2018-11-27 | 安徽鼎兴纺织科技有限公司 | A kind of intelligent foaming machine |
| CN209191141U (en) * | 2018-11-16 | 2019-08-02 | 长虹美菱股份有限公司 | A kind of refrigerator prepackage leakproof bulb apparatus |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US7040551B2 (en) | Foam, spray or atomizer nozzle | |
| CN107115818B (en) | Premixing device of chemical reaction kettle | |
| CN110917924A (en) | Mixing device for chemical foaming | |
| CN211941835U (en) | Liquid silica gel advances gluey mechanism | |
| CN103372509B (en) | A kind of solid tapered effervescent atomizer suitable in high viscosity non-Newtonian fluid | |
| CN111001324B (en) | Static mixer for high-viscosity liquid-phase material | |
| CN110559901A (en) | graphene slurry atomization system for lead-acid storage battery | |
| CN201760241U (en) | Powder-liquid dispersing and mixing device | |
| CN212523726U (en) | Accelerator transmission device | |
| CN211216214U (en) | Static mixer for high-viscosity liquid-phase materials | |
| CN212680676U (en) | Quick even developments mix gas device | |
| CN210097423U (en) | Bi-component adhesive mixer | |
| CN109519135A (en) | A kind of foam maker | |
| CN108525596B (en) | Lobe cutting fluid multicomponent on-line mixing mechanism | |
| CN210098114U (en) | Online gluing system | |
| CN207520883U (en) | A kind of fuel gas and oxygen mixer | |
| JPH11276939A (en) | Spraying nozzle | |
| CN206631450U (en) | A kind of metallurgy uses multicomponent gas ratio deployment device | |
| CN212549416U (en) | Multi-material mixing injection head | |
| CN206121541U (en) | A blender for liquid material blend | |
| CN102454375B (en) | Foam maker | |
| CN210699607U (en) | A injection apparatus for chemical industry raw materials storage tank solution mixes | |
| CN109675455A (en) | Soda mixer | |
| CN214636107U (en) | Synthetic material mixing cylinder of warm mix asphalt metering device | |
| CN220370798U (en) | Mixing device |
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 | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200327 |