CN205000012U - A heat -preservation type gooseneck subassembly for making carbon fibre precursor - Google Patents
A heat -preservation type gooseneck subassembly for making carbon fibre precursor Download PDFInfo
- Publication number
- CN205000012U CN205000012U CN201520637022.9U CN201520637022U CN205000012U CN 205000012 U CN205000012 U CN 205000012U CN 201520637022 U CN201520637022 U CN 201520637022U CN 205000012 U CN205000012 U CN 205000012U
- Authority
- CN
- China
- Prior art keywords
- gooseneck
- stoste
- insulation
- communicated
- spinning head
- 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
Landscapes
- Inorganic Fibers (AREA)
Abstract
The utility model discloses a heat -preservation type gooseneck subassembly for making carbon fibre precursor, including gooseneck tube socket (1), gooseneck pipeline section (5) and spinning jet (10) that connect gradually, the gooseneck tube socket on be provided with stoste feed port (2), heat preservation water inlet opening (3) and heat preservation water return water hole (4), spinning jet (10) keep warm to press from both sides jacket layer (11) and former liquid zone (12) including the spinning jet, gooseneck pipeline section (5) be a three -layer sleeve pipe, the inner circle is stoste inlet pipe (6), its one end and stoste feed port (2) intercommunication, the other end and former liquid zone (12) intercommunication, the centre circle is keep warm water inlet pipe (7), its one end with heat preservation water inlet opening (3) intercommunication, the other end keeps warm with the spinning jet and presss from both sides jacket layer (11) intercommunication, the outer lane is keep warm water wet return (8), its one end and heat preservation water return water hole (4) intercommunication, and the other end keeps warm with the spinning jet and presss from both sides jacket layer (11) intercommunication.
Description
Technical field
The utility model belongs to and utilizes sodium sulfocyanate method wet spinning technology, preparing the spinning equipment technical field of carbon fibre precursor, being specifically related to a kind of thermal-insulating type gooseneck assembly for making carbon fibre precursor.
Background technology
Carbon fiber has the performance such as high specific strength, high ratio modulus, is to manufacture sophisticated weapons, satellite space shuttle and the requisite structural material of space station, be also advanced industry, the high-end field such as civilian main reinforcement fibres.Carbon fiber quality depends primarily on carbon fibre precursor, and one of key technology of precursor is that fiber homogenizes shaping, and gooseneck assembly plays vital effect to the shaping that homogenizes.
Whether stoste is extruded even from the spray orifice in road after gooseneck, whether the thickness determining every root fiber is even, decisive meaning is had to the quality of precursor, and in sodium sulfocyanate method wet spinning technology route, part gooseneck pipeline section and spinning head are immersed in coagulating bath, and the temperature difference of stoste temperature and coagulating bath reaches as high as 60 DEG C ~ about 90 DEG C, and heat transfer causes the temperature of gooseneck assembly outer ring large with the inner temperature difference, directly cause stoste outer ring and internal temperature uneven, viscosity inconsistent.
Common acrylic fiber production process gooseneck, usually outside metal tube, lay rubber or polyurethane material carry out heat insulation or strengthen heat insulation in conjunction with vacuum sleeve, play certain effect reducing stoste temperature difference, the production requirement of common acrylic fibers can be met, but when producing the carbon fibre precursor of the forming requirements that highly homogenizes, then need the stoste temperature homogeneity of height, thus ensure that stoste is extruded evenly from spray orifice, the even thickness of every root fiber, molding condition is identical.
Inquiry pertinent literature, domestic relevant patent has " the band vacuum double-water-circulation gooseneck of chemical fibre wet-spinning frame ", granted patent number: CN101215722B, and its gooseneck have employed the method be incubated vacuum and the water circulation of gooseneck pipeline section.And the utility model have employed the water circulation insulation of overall process, gooseneck pipeline section is communicated with the water circulation heat-insulation system of spinning head, namely adds the insulation of spinning head internal hot-water, make stoste in spinning head inside also homogeneous temperature, thus ensure that stoste viscosity is also even.
Utility model content
The purpose of this utility model is to overcome above-mentioned the deficiencies in the prior art, under providing one to be applicable to sodium sulfocyanate method wet spinning technology condition, produces the thermal-insulating type gooseneck assembly of carbon fibre precursor.By insulation construction, ensure the stoste homogeneous temperature flowed through in gooseneck, thus ensure that the stoste of even viscosity is extruded at rear road spinneret nozzle, molding condition is identical, the even thickness of fiber.
The technical solution of the utility model is:
For making a thermal-insulating type gooseneck assembly for carbon fibre precursor, its feature is, comprises the gooseneck base, gooseneck pipeline section and the spinning head that connect successively;
Described gooseneck base is provided with stoste charging hole, insulation water inlet opening and insulation water backwater hole;
Described spinning head comprises spinning head thermal insulation clamp jacket layer and stoste district;
Described gooseneck pipeline section is three layers of sleeve pipe, and inner ring is stoste feed pipe, and its one end is communicated with stoste charging hole, and the other end is communicated with stoste district; Centre circle is insulation water inlet pipe, and its one end is communicated with described insulation water inlet opening, and the other end is communicated with spinning head thermal insulation clamp jacket layer; Outer ring is insulation water return pipe, and its one end is communicated with insulation water backwater hole, and the other end is communicated with spinning head thermal insulation clamp jacket layer.
Rubber heat-insulation layer is all coated with outward at described gooseneck base, gooseneck pipeline section and spinning head.
Compared with prior art, the beneficial effects of the utility model adopt insulation construction, make supply index in gooseneck in flow distribution process, remain that stoste bulk temperature is even, viscous consistency, realize the homogeneity of spinning extrusion molding, be applicable to adopt sodium thiocyanate water solution to be the wet spinning technology of solvent.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model for the production of the thermal-insulating type gooseneck assembly of carbon fibre precursor.
Fig. 2 is the partial enlarged drawing of gooseneck base in the utility model.
Fig. 3 is the partial enlarged drawing of gooseneck pipeline section in the utility model.
Fig. 4 is the partial enlarged drawing of spinning head in the utility model
Detailed description of the invention
Below in conjunction with drawings and Examples, the technical solution of the utility model is described in detail, but protection domain of the present utility model should not be limited with this.
Refer to Fig. 1 to Fig. 3, Fig. 1 is the structural representation of the utility model for the production of the thermal-insulating type gooseneck assembly of carbon fibre precursor, Fig. 2 is the partial enlarged drawing of gooseneck base and gooseneck pipeline section in the utility model, and Fig. 3 is the partial enlarged drawing of gooseneck pipeline section and spinning head in the utility model.As shown in the figure, a kind of thermal-insulating type gooseneck assembly for making carbon fibre precursor, comprise gooseneck base 1, gooseneck pipeline section 5 and spinning head 10, three is by being welded.Processing punching on gooseneck base, has stoste charging hole 2, insulation water inlet opening 3 and insulation water backwater hole 4 respectively.
Gooseneck pipeline section 5 is welded on gooseneck base 1, and gooseneck pipeline section 5 is three layers of sleeve pipe, and inner ring is stoste feed pipe 6, is communicated with stoste charging hole 2; Centre is insulation water inlet pipe 7, is communicated with insulation water inlet opening 3; Outer ring is insulation water return pipe 8, is communicated with insulation water backwater hole 4.
Spinning head 10 is welded on gooseneck pipeline section 5, its spinning head thermal insulation clamp jacket layer 11 and insulation water inlet pipe 7, be incubated water return pipe 8 and be communicated with, stoste district 12 is communicated with stoste feed pipe 6, realize insulation water between gooseneck pipeline section 5, spinning head thermal insulation clamp jacket layer 11, namely internal layer stoste is for the overall process insulation spinning flow passage area.Insulation water backwater hole 4, is connected with insulation water return pipe 8, realizes the flow circuit of insulation water.Outside described gooseneck base 1, gooseneck pipeline section 5 and spinning head 10, be all coated with the rubber-coated heat-insulation layer 9 of rubber heat-insulation layer 9, strengthen the effect of heat insulation of assembly.
Insulation water inputs from the insulation water inlet opening 3 gooseneck base 1, by the insulation water inlet pipe 7 on gooseneck pipeline section 5, enter the spinning head thermal insulation clamp jacket layer 11 on spinning head 10 again, then be incubated water and pass through the insulation water return pipe 8 on gooseneck pipeline section 5, the insulation water backwater hole 4 on gooseneck base 1, get back to system, realize gooseneck assembly and the circulation of stoste overall process is incubated.
Claims (2)
1. for making a thermal-insulating type gooseneck assembly for carbon fibre precursor, it is characterized in that, comprising the gooseneck base (1), gooseneck pipeline section (5) and the spinning head (10) that connect successively;
Described gooseneck base is provided with stoste charging hole (2), insulation water inlet opening (3) and insulation water backwater hole (4);
Described spinning head (10) comprises spinning head thermal insulation clamp jacket layer (11) and stoste district (12);
Described gooseneck pipeline section (5) is three layers of sleeve pipe, and inner ring is stoste feed pipe (6), and its one end is communicated with stoste charging hole (2), and the other end is communicated with stoste district (12); Centre circle is insulation water inlet pipe (7), and its one end is communicated with described insulation water inlet opening (3), and the other end is communicated with spinning head thermal insulation clamp jacket layer (11); Outer ring is insulation water return pipe (8), and its one end is communicated with insulation water backwater hole (4), and the other end is communicated with spinning head thermal insulation clamp jacket layer (11).
2. the thermal-insulating type gooseneck assembly for making carbon fibre precursor according to claim 1, it is characterized in that, be all coated with rubber heat-insulation layer (9) outward at described gooseneck base (1), gooseneck pipeline section (5) and spinning head (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520637022.9U CN205000012U (en) | 2015-08-21 | 2015-08-21 | A heat -preservation type gooseneck subassembly for making carbon fibre precursor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520637022.9U CN205000012U (en) | 2015-08-21 | 2015-08-21 | A heat -preservation type gooseneck subassembly for making carbon fibre precursor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205000012U true CN205000012U (en) | 2016-01-27 |
Family
ID=55156909
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520637022.9U Active CN205000012U (en) | 2015-08-21 | 2015-08-21 | A heat -preservation type gooseneck subassembly for making carbon fibre precursor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205000012U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109595404A (en) * | 2019-01-25 | 2019-04-09 | 张月文 | A kind of three-in-one pipeline for vapour system |
| CN112708942A (en) * | 2019-10-24 | 2021-04-27 | 中国石油化工股份有限公司 | Preparation method of polyacrylonitrile-based carbon fiber precursor |
-
2015
- 2015-08-21 CN CN201520637022.9U patent/CN205000012U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109595404A (en) * | 2019-01-25 | 2019-04-09 | 张月文 | A kind of three-in-one pipeline for vapour system |
| CN112708942A (en) * | 2019-10-24 | 2021-04-27 | 中国石油化工股份有限公司 | Preparation method of polyacrylonitrile-based carbon fiber precursor |
| CN112708942B (en) * | 2019-10-24 | 2022-07-12 | 中国石油化工股份有限公司 | Preparation method of polyacrylonitrile-based carbon fiber precursor |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205000012U (en) | A heat -preservation type gooseneck subassembly for making carbon fibre precursor | |
| CN110293678A (en) | A kind of 3D printing preparation method of continuous carbon fibre enhancing honeycomb | |
| CN202053416U (en) | Double-helix cooling water channel structure | |
| CN101337402B (en) | Complete production unit of long glass fiber reinforcement polypropylene material | |
| CN202293359U (en) | Three-walled corrugated pipe production equipment | |
| CN104389033A (en) | Temperature control box for dry spinning of elastic fibers | |
| CN207415811U (en) | A kind of roller | |
| CN204661884U (en) | A kind of pre-oxidation furnace | |
| CN205704876U (en) | A kind of thermoplastic composite plug pultrusion die | |
| CN208035384U (en) | A kind of progressive extruding 3D printing nozzle | |
| CN209454121U (en) | A kind of polypropylene bellows plug die and the corrugated pipe forming head containing the plug die | |
| CN208558245U (en) | A kind of porous integral tube extrusion die of plastics | |
| CN204589398U (en) | A kind of spinnerets of convenient for maintaining | |
| CN104354282B (en) | A kind of polypropylene slab and the method manufacturing high-strength polypropylene sheet material with it | |
| CN114517643A (en) | Sucker rod made of glass fiber composite material and preparation method thereof | |
| CN209307520U (en) | Non-woven spinning die head | |
| CN110587965A (en) | Multistage temperature control machining forming device and machining method for PVC-O pipe | |
| CN203065652U (en) | Novel heat insulation spinneret plate and spinning component thereof | |
| CN206446086U (en) | A kind of high speed PVC mould with double split flow tatting structure | |
| CN216100524U (en) | Pultrusion system for producing high-ring-rigidity FRP (fiber reinforced Plastic) winding pipe | |
| CN204589390U (en) | A kind of spinning head | |
| CN212669864U (en) | Spinneret plate assembly for spinning | |
| CN205347639U (en) | Constant temperature acid bath spinning machine unit | |
| CN209440891U (en) | A kind of tube forming equipment extrusion die | |
| CN209798173U (en) | Composite fiber production device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |