CN103453235A - Forming process of underground coal mine steel-lined wire fiber reinforced inorganic gel composite pipe - Google Patents
Forming process of underground coal mine steel-lined wire fiber reinforced inorganic gel composite pipe Download PDFInfo
- Publication number
- CN103453235A CN103453235A CN2013103336081A CN201310333608A CN103453235A CN 103453235 A CN103453235 A CN 103453235A CN 2013103336081 A CN2013103336081 A CN 2013103336081A CN 201310333608 A CN201310333608 A CN 201310333608A CN 103453235 A CN103453235 A CN 103453235A
- Authority
- CN
- China
- Prior art keywords
- inorganic gel
- steel lining
- steel
- steel wire
- pipe
- 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.)
- Granted
Links
Images
Abstract
The invention discloses a forming process of an underground coal mine steel-lined wire fiber reinforced inorganic gel composite pipe. The forming process includes production of a steel lining pipe, connecting flanges to two ends of the steel lining pipe, and sequentially producing a reinforcing layer and a surface conducting layer on the outer surface of the steel lining pipe. The forming process specifically includes: a, pretreating; b, winding the outer wall of the steel lining pipe, connected with the flanges, by pretreated inorganic fiber cloth or yarn, and spraying inorganic composite material and reinforced chopped fiber while winding; c, winding a wire frame to the surface of the initially-set inorganic gel composite material to form a reinforcing layer when the winding layers of the inorganic fiber or yarn meets the design requirement; d, winding the pretreated inorganic fiber cloth or yarn to the outer surface of the reinforcing layer, and spraying the inorganic gel composite material with antistatic agent and flame retardant added while winding, and hardening to form the surface conducting layer.
Description
Technical field
The present invention relates to a kind of underground mine use conveyance conduit, be specifically related to a kind of underground mine use Steel Lining steel wire fibre and strengthen inorganic gel compound pipe molding technique.
Background technique
A lot of fields such as colliery, oil and natural gas exploitation and conveying all need inflammable, the explosive media such as large-scale pipeline conveying gas body, liquid or fluidized solid, therefore conveyance conduit is had higher requirements, not only require pipeline to there is conventional mechanical property (as bending resistance, tension, shock resistance), and require it to there is the excellent performance such as fire-retardant, antistatic.
If use cast iron tube or large-diameter steel pipe, its weight is large, corrosion is fast, and user cost is high, and therefore a lot of research has increased respectively corrosion resistant construction layer at internal surface and the outer surface of steel pipe.As anticorrosive coat, outer surface of tube body in the steel inner surface of tube body adheres to one deck arrange one deck glass fibre reinforced plastics external anti-corrosion layer, although the method has solved the fast technological deficiency of steel pipe corrosion, but relatively low owing to only by glass fibre, making the intensity of frp layer of skeleton, when pipeline be subject to internal pressure when large, its humidification to pipeline is little, the stressed ratio of sharing tube wall is few, can not effectively reduce thickness and the steel consumption of steel tube wall.
The Chinese patent that application number is 200720078768.6 discloses a kind of fiber enhanced plastic steel compound pipe, it is coated with corrosion-resistant epoxy paint layer, fiber reinforced plastic structure layer, adhesive layer and plastics external protection successively at outer surface of steel tube, although the use of fiber reinforced plastic structure layer and plastics external protection can increase ability, minimizing steel consumption amount that pipeline bears internal pressure; The mixing use that described fiber reinforced plastic structure layer is longitude and latitude textile sheet and unidirectional fibre cloth and resin-bonded make fiber enhanced plastic steel compound pipe have basically identical each to intensity and each is to Young's modulus.But this multiple tube is unsuitable for being applied in inflammable and explosive occasion, and at first the plastic construction layer exists potential safety hazard aspect fire-retardant, and the bearing capacity of fiber reinforced plastic is not high on the other hand.The Chinese patent that application number is 201120387804.3 discloses a kind of hollow fiber-steel pipe concrete combined structure, its, by fiber-steel pipe, concrete or reinforced concrete and interior steel pipe ecto-entad form jointly, concrete or reinforced concrete are filled between fiber-steel pipe and interior steel pipe, directly the concrete tensile strength of cast is low, cracking resistance is poor, the opposing deformation nature is poor, the fragility of material is obvious, its tensile strength is only 1/7 ~ 1/10 of compressive strength, even cracking very easily when lower tensile buckling, therefore, cause steel pipe, combination force between interior steel pipe and concrete is less, three layers easily peel off, lost the tension of composite pipe, anti-spalling.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of underground mine use Steel Lining steel wire fibre and strengthens inorganic gel compound pipe molding technique, this inorganic gel composite pipe adopts Steel Lining, on the outer wall of Steel Lining pipe, with steel wire, fibre-reinforced inorganic gel layer, makes enhancement layer, this enhancement layer adopts winding and coating processes to be made, overcome that the agent on crack resistance of concrete tensile strength is low, cracking resistance is poor and the defect of resistance to deformation poor performance, have that resistance is split, enhancing and toughness reinforcing effect, form organic whole with the Steel Lining pipe, be applicable to inflammable and explosive occasion.
For solving the problems of the technologies described above, the technical solution used in the present invention is:
A kind of underground mine use Steel Lining steel wire fibre strengthens inorganic gel compound pipe molding technique, comprise the Steel Lining pipe making, process successively enhancement layer and surface conductance layer at Steel Lining pipe two ends adpting flange and at the outer surface of Steel Lining pipe, described moulding process specifically comprises the steps:
Step a, pretreatment process: the flange that is located by connecting at the two ends of Steel Lining pipe, infiltration inorfil cloth or yarn, processing Steel Wire Surface;
Step b, at the Steel Lining pipe outer wall of adpting flange, be wound around pretreated inorfil cloth or yarn and winding limit, limit spraying inorganic gel composite material and enhanced short fiber;
Step c, the inorganic gel composite material surface winding steel wire skeleton when the winding number of plies of inorfil cloth or yarn reaches designing requirement, by winding process in initial set, form enhancement layer;
Steps d, at the outer surface of enhancement layer, be wound around the inorganic gel composite material that pretreated inorfil cloth or yarn and the spraying of winding limit, limit are added with anti-static agent and fire retardant, form the surface conductance layer after sclerosis.
In technique scheme, be connected with on the Steel Lining pipe of flange by being wound around and coating processes is made enhancement layer and the surface conductance layer of fibre-reinforced inorganic gel composite material, fibre-reinforced inorganic gel materials hardens afterwards and the Steel Lining pipe forms organic whole, the increase of shared internal pressure.At first inorfil cloth need to infiltrate interfacial agents, described interfacial agents is that inorganic gel materials forms slurry, and this slurry is difficult to fully infiltrate in inorfil cloth, technique scheme has reached the purpose of abundant infiltration by vacuum or negative pressure, make inorfil cloth fully merge, form organic whole between winding process and inorganic gel materials; Especially also be coated with enhanced short fiber in spraying inorganic gel composite material, mutually merge, interweave between described chopped strand, inorganic gel composite material and inorfil cloth, formed in layer netted, not only can hinder generation and the expansion of inorganic gel composite material microcrack in the initial set process, and after inorganic gel composite material sclerosis, thereby it is still retraining inorganic gel materials and stops and change the inorganic gel composite material generation crack caused because of ambient temperature and humidity; Even inorganic gel composite material cracking, inorfil cloth and chopped strand also can bear tensile stress across crack makes enhancement layer have good toughness.Arranging of steel-wire carcass formed envelope and enhancing to fibre-reinforced inorganic gel composite material, and has the tension be complementary with fiber-reinforced layer, the performance that antiknock is split.Thereby make Steel Lining pipe, fibre-reinforced inorganic gel composite material and steel-wire carcass form the organic whole of common tension, cracking resistance, anti-deformation, the three has the toughness be complementary, the phenomenon that can not peel off.
The beneficial effect that adopts technique scheme to produce is: (1) the present invention composite pipe organically combined that adopted Steel Lining pipe, fibre-reinforced inorganic gel composite material and steel-wire carcass to form, in use there is excellent tensile strength, uprising fragility energy and anti-deformation nature, be far longer than steel pipe, inorganic gel pipe independent role sum; (2) the present invention is in the situation that meet the mechanics requirement, and the thickness of the Steel Lining pipe of employing is less, the installation that deadweight is light, be convenient to transportation and the inferior occasion of coal mine; (3) in further improved plan, described Steel Lining pipe adopts lock seaming technique or spiral welded technique to be made, spiral bar on outer wall has increased the intensity of Steel Lining pipe, and by groove, the formation limit structure mated with described spiral bar is set at the flange plate inwall, can securely flange be fixed on to the two ends of Steel Lining pipe, improved safety coefficient, especially the outer wall of flange neck is provided with the retaining groove, in the time of in inorfil cloth is wrapped in this retaining groove, can play the effect that the constraint flange breaks away from the Steel Lining pipe.
The accompanying drawing explanation
Fig. 1 is the structural representation that partly cuts open of the present invention;
Fig. 2 be flange of the present invention partly cut open structural representation;
Wherein, 1, flange, 1-1, retaining groove, 1-2, groove, 2, the Steel Lining pipe, 2-2, spiral bar, 3, enhancement layer, 4, the surface conductance layer, 5, steel-wire carcass.
Embodiment
The present embodiment provides a kind of underground mine use Steel Lining steel wire fibre to strengthen inorganic gel compound pipe molding technique, a kind of underground mine use Steel Lining steel wire fibre strengthens inorganic gel compound pipe molding technique, comprise the making of Steel Lining pipe 2, at Steel Lining pipe 2 two ends adpting flanges 1 and process successively enhancement layer 3 and surface conductance layer 4 at the outer surface of Steel Lining pipe 2, it is characterized in that described moulding process specifically comprises the steps:
Step a, pretreatment process: the flange 1 that is located by connecting at the two ends of Steel Lining pipe 2, infiltration inorfil cloth or yarn, processing Steel Wire Surface.
In this step, the operation of the flange 1 that is located by connecting at the two ends of Steel Lining pipe 2 is: at first, the outer wall formed by lockstitch a border technique or spiral welded technique is with the Steel Lining pipe 2 of spiral bar 2-1; Then make the flange that disc adds the short tube structure, groove 1-2, outer wall processing retaining groove 1-1 in the processing of short tube inwall with spiral bar 2-1; Again at short tube inwall and Steel Lining pipe 2 outer wall two ends gluings, by the inwall of flange 1 precession Steel Lining pipe 2, tighten.After being wound around inorfil cloth like this on the outer wall at flange 1, forming integrally-built inorfil cloth and can stop flange 1 outwards to be deviate from, thereby play the fixing effect of flange 1.
The technique that infiltrates inorfil cloth or yarn is: infiltrate the inorganic gel slurry under vacuum or negative pressure, described inorganic gel slurry is sulpho-aluminous cement solution.Sulpho-aluminous cement is high thin composite sulfur aluminate cement, high thin compound quick hardening sulphoaluminate cement, high thin compound double quick sulpho-aluminous cement, Ultrastrength cement, low-alkalinity sulphoaluminate cement, quick hardening sulphoaluminate cement, self-stress aluminum sulfate cement, and above-mentioned cement all can have been bought from the market.
The technique that Steel Wire Surface is processed is: form the roughening burr and dip in adhesive glue on its surface by the cotton ginning wire drawing machine, described adhesive glue is aqueous epoxy resins, polyacrylate dispersion or styrene-butadiene emulsion.
Step b, at Steel Lining pipe 2 outer walls of adpting flange 1, be wound around pretreated inorfil cloth or yarn and winding limit, limit spraying inorganic gel composite material and enhanced short fiber;
Step c, the inorganic gel composite material surface winding steel wire skeleton 5 when the winding number of plies of inorfil cloth or yarn reaches designing requirement, by winding process in initial set, form enhancement layer 3.
Described inorfil cloth is alkali-resistant glass fibre cloth or basalt fiber cloth or yarn, and because basalt fiber cloth etc. is difficult to fully be infiltrated in the slurry of inorganic gel materials, so the present invention adopts and infiltrated under vacuum or condition of negative pressure.The inorfil cloth that infiltrates like this interfacial agents can carry out combination with the inorganic gel composite material fully, be conducive to form multi-layer structure whole but not that mutually break away from.Inorfil cloth winding tension is not less than 10 kgf/cm
2, the cloth of inorfil described in the present embodiment winding tension is not less than 10 kgf/cm
2, inorfil cloth added certain prestressing force in winding process like this, and this is a key point of success or failure of the present invention.
Described inorganic gel composite material comprises: sulpho-aluminous cement 100 weight portions, organic modifiers 15 ~ 30 weight portions; Described organic modifiers is polyacrylate dispersion, aqueous epoxy resins or styrene-butadiene emulsion, described inorganic gel composite material can also comprise mineral filler, and described mineral filler is chopped carbon fiber or the chopped basalt fibre that graphite whisker, carbon black, length are 1-5mm.
Before the outer surface of Steel Lining pipe 2 is wound around inorfil cloth, at first, at the outer surface brushing adhesive glue of Steel Lining pipe 2, then evenly spill the silica sand of one deck drying, carry out again subsequent processing after waiting for bonding gelling---be wound around the inorfil cloth that infiltrates interfacial agents; Described adhesive glue is one or more of aqueous epoxy resins, polyacrylate dispersion or styrene-butadiene emulsion.Described quartz sand surface is dry, granularity is 170 orders ~ 300 orders.Brushing Bond and silica sand, play anti-skidding effect on the one hand, prevents that inorfil cloth from skidding, relaxing on the Steel Lining pipe, can promote the bonding of Steel Lining pipe and inorfil cloth on the other hand.
In step b, before processing enhancement layer 3, Steel Lining pipe 2 inwalls carry out corrosion-resistant and Wear-resistant Treatment, the steps include:
B1, zinc-plated at the inwall of Steel Lining pipe 2;
B2,, antistatic coating fire-retardant at the external coating of zinc coat.
Described fire-retardant, component that antistatic coating comprises the following weight proportioning: 100 parts of bisphenol A epoxide resins, 15 ~ 20 parts of conductive mica powders, 0.5 ~ 2 part of EA520/562 conducting agent, 0.5 ~ 2 part of levelling agent, 0.5 ~ 2 part of Hardening anti-wear agent, 593 25 ~ 35 parts, curing agent, 0.5 ~ 3 part of adhesion promoter.
Described concrete formula fire-retardant, antistatic coating is parts by weight referring to table 1.
| ? |
|
Embodiment 2 | Embodiment 3 |
| Bisphenol A epoxide resin | 100 parts | 100 parts | 100 parts |
| Conductive mica powder | 17 | 15 | 20 |
|
The EA520/562 conducting |
1 | 2 | 0.5 |
|
|
1 | 2 | 0.5 |
|
The Hardening |
1 | 0.5 | 2 |
| 593 curing agent | 30 | 25 | 35 |
| Adhesion promoter | 1.5 | 0.3 | 3 |
The steel wire that described steel-wire carcass is left-handed or dextrorotation, or left-handed arrange with dextrorotation simultaneously and intersect be distributed in enhancement layer 3 steel wire formed; The winding tension of described steel wire is 5 ~ 20 kgf/cm
2, in the present embodiment, winding tension is not less than 10 kgf/cm
2.Steel wire described in the present embodiment forms the roughening burr by the cotton ginning wire drawing machine on its surface, and described burr can increase frictional force and the grip force between steel wire and pipe matrix, and forms resistance joint knot between the steel wire intersected, and has strengthened the tensile strength of steel wire.
Outer surface at enhancement layer 3 is wound around the inorganic gel composite material that pretreated inorfil cloth or yarn and the spraying of winding limit, limit are added with anti-static agent and fire retardant, forms surface conductance layer 4 after sclerosis.
Surface layer is compared with the inorganic gel composite material with enhancement layer with the inorganic gel composite material, anti-static agent and fire retardant have also been increased, its objective is the electric conductivity and the flame retarding that increase surface layer, be applicable to inflammable and explosive occasion, anti-static agent and fire retardant are the preparation that inorganic gel materials is commonly used, are the conventional reagent that can buy from market.This step also has the purpose of shaping, formation flat surface in addition.
The preparation process of Steel Lining pipe 2 is: the outer wall that thin-walled steel plate or zinc-plated cast iron plate are formed by lock seaming technique or spiral welded technique is with the Steel Lining pipe of spiral bar, and the pipe thickness of described Steel Lining pipe is 0.4-3 mm, and supporting external diameter is 48-1000 mm.Arc transition between flange plate and neck.Can eliminate stress so concentrated, prevent that composite pipe from tearing from flange plate and neck joint.
In other embodiments, described steel-wire carcass can also be arranged on the inside of enhancement layer, when the thickness of enhancement layer 2 reach design thickness 1/3 ~ 3/4 the time, inorganic gel composite material surface winding steel wire skeleton 5 by winding process in initial set, then continue to be wound around pretreated inorfil cloth and winding limit, limit spraying inorganic gel composite material and enhanced short fiber, form steel wire, fibre-reinforced enhancement layer.Described enhanced short fiber is carbon fiber or basalt fibre, formed an organic whole between this chopped strand and inorganic gel composite material, inorfil cloth or yarn and steel-wire carcass and Steel Lining pipe, wherein the opposing deformability between enhancement layer, surface conductance layer and Steel Lining pipe is similar, enhancement layer and surface layer not there will be cracking, and overall structure combines the advantage of steel pipe, inorganic gel pipe, its tension, resistance to compression, that ability is split in antiknock is strong; Flange of the present invention adopts the groove coordinated with Steel Lining pipe spiral bar, has formed limit structure, can prevent that flange from deviating from composite pipe; The retaining groove is set on the outer wall of short tube, and the inorfil cloth be wrapped in this groove plays the effect of retaining after the inorganic gel sclerosis, flange is positioned on the Steel Lining pipe securely; Arc transition between described flange plate sheet and short tube, can eliminate stress concentrated, prevents that flange plate sheet from tearing from short tube, further improved the safety coefficient of composite pipe.
The present invention be take inorganic gel materials as base material, take inorfil, steel wire, thin-wall steel tube as the underground mine use Steel Lining steel wire fibre of reinforcing material manufacture strengthens the inorganic gel composite pipe, can be used for the purposes such as positive pressure ventilation under coal mine, slip casting, water supply and sewage.Steel Lining steel wire fibre enhancing inorganic gel composite pipe prepared by the present invention carries out tension, test is split in antiknock, result shows: high 1 ~ 2 order of magnitude of fiber reinforcement steel-plastic composite pipe of itself and tensile strength, burst strength specification more of the same race, its ability of anti-deformation is with high 2 ~ 3 orders of magnitude of steel pipe of weight.
Claims (10)
1. a underground mine use Steel Lining steel wire fibre strengthens inorganic gel compound pipe molding technique, comprise Steel Lining pipe (2) making, process successively enhancement layer (3) and surface conductance layer (4) at Steel Lining pipe (2) two ends adpting flanges (1) and at the outer surface of Steel Lining pipe (2), it is characterized in that described moulding process specifically comprises the steps:
Step a, pretreatment process: the flange (1) that is located by connecting at the two ends of Steel Lining pipe (2), infiltration inorfil cloth or yarn, processing Steel Wire Surface;
Step b, at Steel Lining pipe (2) outer wall of adpting flange (1), be wound around pretreated inorfil cloth or yarn and winding limit, limit spraying inorganic gel composite material and enhanced short fiber;
Step c, the inorganic gel composite material surface winding steel wire skeleton (5) when the winding number of plies of inorfil cloth or yarn reaches designing requirement, by winding process in initial set, form enhancement layer (3);
Steps d, at the outer surface of enhancement layer (3), be wound around the inorganic gel composite material that pretreated inorfil cloth or yarn and the spraying of winding limit, limit are added with anti-static agent and fire retardant, form surface conductance layer (4) after sclerosis.
2. underground mine use Steel Lining steel wire fibre according to claim 1 strengthens inorganic gel compound pipe molding technique, it is characterized in that in step c, after winding steel wire skeleton (5), continue again to be wound around inorfil cloth or yarn, spray inorganic gel composite material and enhanced short fiber simultaneously, form enhancement layer.
3. underground mine use Steel Lining steel wire fibre according to claim 1 strengthens inorganic gel compound pipe molding technique, it is characterized in that in step a, the operation of flange (1) of being located by connecting at the two ends of Steel Lining pipe (2) is: at first, the outer wall formed by lock seaming technique or spiral welded technique is with the Steel Lining pipe (2) of spiral bar (2-1); Then make the flange that disc adds the short tube structure, groove (1-2), outer wall processing retaining groove (1-1) in the processing of short tube inwall with spiral bar (2-1); Again at short tube inwall and Steel Lining pipe (2) outer wall two ends gluing, by the inwall of flange (1) precession Steel Lining pipe (2), tighten.
4. underground mine use Steel Lining steel wire fibre according to claim 1 strengthens inorganic gel compound pipe molding technique, it is characterized in that in step a, the technique that infiltrates inorfil cloth or yarn is: infiltrate the inorganic gel slurry under vacuum or negative pressure, described inorganic gel slurry is sulpho-aluminous cement solution.
5. underground mine use Steel Lining steel wire fibre according to claim 1 strengthens inorganic gel compound pipe molding technique, it is characterized in that in step a, the technique that Steel Wire Surface is processed is: form the roughening burr and dip in adhesive glue on its surface by the cotton ginning wire drawing machine, described adhesive glue is aqueous epoxy resins, polyacrylate dispersion or styrene-butadiene emulsion.
6. underground mine use Steel Lining steel wire fibre according to claim 1 strengthens inorganic gel compound pipe molding technique, it is characterized in that in step b, before the outer surface of Steel Lining pipe (2) is wound around inorfil cloth or yarn, at first at the outer surface brushing adhesive glue of Steel Lining pipe (2), then evenly spill the silica sand of one deck drying; Described adhesive glue is aqueous epoxy resins, polyacrylate dispersion or styrene-butadiene emulsion.
7. underground mine use Steel Lining steel wire fibre according to claim 1 strengthens inorganic gel compound pipe molding technique, it is characterized in that in step b, at processing enhancement layer (3) before, Steel Lining pipe (2) inwall carries out corrosion-resistant and Wear-resistant Treatment, the steps include:
B1, zinc-plated at the inwall of Steel Lining pipe (2);
B2,, antistatic coating fire-retardant at the external coating of zinc coat.
8. underground mine use Steel Lining steel wire fibre according to claim 1 strengthens inorganic gel compound pipe molding technique, it is characterized in that described inorganic gel composite material comprises: sulpho-aluminous cement 100 weight portions, organic modifiers 15 ~ 30 weight portions; Described organic modifiers is polyacrylate dispersion, aqueous epoxy resins or styrene-butadiene emulsion; The carbon fiber that described enhanced short fiber is 1-5mm or basalt fibre.
9. underground mine use Steel Lining steel wire fibre according to claim 1 strengthens inorganic gel compound pipe molding technique, it is characterized in that the steel wire that described in step b, steel-wire carcass is left-handed or dextrorotation, or left-handed arrange with dextrorotation simultaneously and intersect be distributed on the steel wire formed in enhancement layer (3).
10. underground mine use Steel Lining steel wire fibre according to claim 1 strengthens inorganic gel compound pipe molding technique, and the winding tension that it is characterized in that described inorfil cloth or yarn and steel wire is 5 ~ 20 kgf/cm
2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310333608.1A CN103453235B (en) | 2013-08-02 | 2013-08-02 | Forming process of underground coal mine steel-lined wire fiber reinforced inorganic gel composite pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310333608.1A CN103453235B (en) | 2013-08-02 | 2013-08-02 | Forming process of underground coal mine steel-lined wire fiber reinforced inorganic gel composite pipe |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103453235A true CN103453235A (en) | 2013-12-18 |
| CN103453235B CN103453235B (en) | 2015-06-10 |
Family
ID=49735918
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310333608.1A Active CN103453235B (en) | 2013-08-02 | 2013-08-02 | Forming process of underground coal mine steel-lined wire fiber reinforced inorganic gel composite pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103453235B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104075039A (en) * | 2014-01-10 | 2014-10-01 | 伦慧东 | Inorganic gel-steel composite tube forming technique |
| CN104676141A (en) * | 2015-03-04 | 2015-06-03 | 上海云逸能源系统有限公司 | Composite material pipeline |
| CN104790883A (en) * | 2015-03-17 | 2015-07-22 | 河北宇通特种胶管有限公司 | Spoolable continuous reinforced plastic composite well tripping oil pipe |
| CN106368744A (en) * | 2016-08-31 | 2017-02-01 | 泰豪科技股份有限公司 | Turbine generator and liquid nitrogen transport pipe manufacturing process for turbine generator |
| CN114215971A (en) * | 2021-12-17 | 2022-03-22 | 永高股份有限公司 | Reinforced and toughened plastic pressure composite pipe and method for manufacturing same |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3717180A (en) * | 1970-01-14 | 1973-02-20 | Dunlop Co Ltd | Flexible hose |
| CN1760015A (en) * | 2005-11-07 | 2006-04-19 | 伦慧东 | Technique for steel-plastic composite tube enhanced by antistatic flame retardant Nano fibers |
| CN2818994Y (en) * | 2005-09-03 | 2006-09-20 | 淄博恒和塑胶有限公司 | Reinforced polythene composite piping connector of two-way steel wire under coal mine |
| CN101012901A (en) * | 2007-02-05 | 2007-08-08 | 伦慧东 | Antistatic flame-proof light high-intensity resin steel mesh composite tube and production technique |
| CN201090847Y (en) * | 2007-10-26 | 2008-07-23 | 段兴华 | Heavy type discharging suction hose |
| CN101498387A (en) * | 2008-01-30 | 2009-08-05 | 甘国工 | Metal framework reinforced plastic composite pipes and method for manufacturing the same |
-
2013
- 2013-08-02 CN CN201310333608.1A patent/CN103453235B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3717180A (en) * | 1970-01-14 | 1973-02-20 | Dunlop Co Ltd | Flexible hose |
| CN2818994Y (en) * | 2005-09-03 | 2006-09-20 | 淄博恒和塑胶有限公司 | Reinforced polythene composite piping connector of two-way steel wire under coal mine |
| CN1760015A (en) * | 2005-11-07 | 2006-04-19 | 伦慧东 | Technique for steel-plastic composite tube enhanced by antistatic flame retardant Nano fibers |
| CN101012901A (en) * | 2007-02-05 | 2007-08-08 | 伦慧东 | Antistatic flame-proof light high-intensity resin steel mesh composite tube and production technique |
| CN201090847Y (en) * | 2007-10-26 | 2008-07-23 | 段兴华 | Heavy type discharging suction hose |
| CN101498387A (en) * | 2008-01-30 | 2009-08-05 | 甘国工 | Metal framework reinforced plastic composite pipes and method for manufacturing the same |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104075039A (en) * | 2014-01-10 | 2014-10-01 | 伦慧东 | Inorganic gel-steel composite tube forming technique |
| CN104075039B (en) * | 2014-01-10 | 2016-03-23 | 伦慧东 | A kind of inorganic gel-steel pipe moulding process |
| CN104676141A (en) * | 2015-03-04 | 2015-06-03 | 上海云逸能源系统有限公司 | Composite material pipeline |
| CN104790883A (en) * | 2015-03-17 | 2015-07-22 | 河北宇通特种胶管有限公司 | Spoolable continuous reinforced plastic composite well tripping oil pipe |
| CN106368744A (en) * | 2016-08-31 | 2017-02-01 | 泰豪科技股份有限公司 | Turbine generator and liquid nitrogen transport pipe manufacturing process for turbine generator |
| CN114215971A (en) * | 2021-12-17 | 2022-03-22 | 永高股份有限公司 | Reinforced and toughened plastic pressure composite pipe and method for manufacturing same |
| CN114215971B (en) * | 2021-12-17 | 2023-09-05 | 公元股份有限公司 | Reinforced and toughened plastic pressure composite pipe and method for manufacturing same |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103453235B (en) | 2015-06-10 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103453235B (en) | Forming process of underground coal mine steel-lined wire fiber reinforced inorganic gel composite pipe | |
| CN105715881B (en) | A kind of the bamboo coiled composite tube and its manufacturing method of super large caliber | |
| CN105715882B (en) | A kind of small-bore bamboo coiled composite tube and its manufacturing method | |
| CN101344208B (en) | Pipe renovation method and its special renovation material system | |
| CN100436910C (en) | Antistatic flame-proof light high-intensity resin steel mesh composite tube and production technique | |
| CN105889647B (en) | A kind of measuring body composite glass steel pipe of antidetonation and preparation method thereof | |
| CN201259030Y (en) | Ceramic rubber and ceramoplastic wear resistant composite pipe | |
| CN107721246B (en) | FRP reinforced prestressed steel cylinder concrete pressure pipeline manufacturing process | |
| CN103924732B (en) | A kind of sea sand regeneration concrete post being molded the built-in stiffener of steel pipe | |
| CN104501192B (en) | The glass fibre reinforced plastic coating of MULTILAYER COMPOSITE | |
| CN103016857A (en) | Material conveying pipe and manufacturing method thereof | |
| CN210165017U (en) | Stainless steel lined composite steel pipe | |
| CN205664009U (en) | Glass fiber reinforced plastic composite pipe of antidetonation resistance to compression | |
| CN203395412U (en) | Underground coal mine used steel lining steel wire fiber-reinforced inorganic gel composite tube | |
| CN103511764B (en) | Fiber reinforcement flame-retardant and anti-static Steel Thin-Wall plastic composite and moulding process thereof | |
| CN103557379A (en) | High-rigidity composite tube manufactured through vertical vibration molding and manufacturing method thereof | |
| CN102506239B (en) | Mining gas draining tube | |
| CN207161911U (en) | Steel wire for rubber hose reinforcement and wire rubber pipe | |
| CN103775754B (en) | One has the internally coated oil transport pipeline of carbon fiber | |
| CN212131563U (en) | Bamboo fiber and basalt fiber winding composite pipe | |
| CN209067976U (en) | High-performance metal hose | |
| CN103343845A (en) | Glass steel tube produced in continuous winding process | |
| CN209306752U (en) | A kind of high rigidity carbon fibre composite roller | |
| CN203082383U (en) | Fiber-reinforced inflaming-retarding antistatic thin-walled steel-plastic composite pipe | |
| CN202985784U (en) | Vehicle-mounted composite material concrete mixing barrel |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220124 Address after: 063700 No. 5 Alishan street, Luan county economic and Technological Development Zone, Tangshan City, Hebei Province Patentee after: TANGSHAN JIAJI COMPOSITE PIPE Corp.,Ltd. Address before: 063700 No. 5 Alishan street, Luan county economic and Technological Development Zone, Tangshan City, Hebei Province Patentee before: Lun Huidong |
|
| TR01 | Transfer of patent right |