CN109749479A - A kind of silicone pipes and preparation method thereof with fire line - Google Patents
A kind of silicone pipes and preparation method thereof with fire line Download PDFInfo
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- CN109749479A CN109749479A CN201811425009.1A CN201811425009A CN109749479A CN 109749479 A CN109749479 A CN 109749479A CN 201811425009 A CN201811425009 A CN 201811425009A CN 109749479 A CN109749479 A CN 109749479A
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Abstract
The invention discloses a kind of silicone pipes and preparation method thereof with fire line, it is inconvenient to solve existing silicone pipes splicing, it is not convenient to use and does not have the problem of fire protecting performance, it includes silicone pipes ontology, first connecting portion is nested and fixed in the side of the silicone pipes ontology, second connecting portion is welded at the other side center of silicone pipes ontology, and first connecting portion is used cooperatively with second connecting portion, the second connecting portion includes connecting tube and rubbery loop, connecting tube is weldingly fixed at the side center of silicone pipes ontology, rubbery loop is nested and fixed on the outside of connecting tube.Structure of the invention is novel, is skillfully constructed, easy to use, is not only convenient for the quick splicing of two pipelines, and disassembly also facilitates, while also having good fire protecting performance.
Description
Technical field
The present invention relates to silicone pipes technical field, specially a kind of silicone pipes and preparation method thereof with fire line.
Background technique
21 century is the epoch of information, and with fastest developing speed is information industry, and optical cable is most important logical in the transmitting of information
Road will not also be disturbed, will not give away secrets because only that optical cable can transmit a large amount of information with most fast speed, and China is close several
The year rapid development of telecommunication cause has had passed over the stages of historical development from cable communication to optical cable, from civilian to military, from
Phone all enters the optical-fibre communications epoch to multimedia, correspondingly the also very big development for having pushed plastic optical fiber cable jacket ducts.Light
Cable is typically buried in underground, and for optical cable is effectively protected, usually outside optical cable plus one protects silicone pipes.But existing silicone pipes are spelled
Inconvenience is connect, fire protecting performance is not convenient to use and does not have, therefore, designs a kind of silicone pipes and preparation method thereof with fire line
It is necessary.
Summary of the invention
For above situation, to overcome the shortcomings of existing technologies, the present invention provide a kind of silicone pipes with fire line and
Preparation method, the existing silicone pipes splicing of effective solution is inconvenient, is not convenient to use and does not have the problem of fire protecting performance.
To achieve the above object, the present invention includes silicone pipes ontology, and the side of the silicone pipes ontology is nested and fixed
One interconnecting piece is welded with second connecting portion at the other side center of silicone pipes ontology, and first connecting portion is connect with second
Portion is used cooperatively.
According to the above technical scheme, the second connecting portion includes connecting tube and rubbery loop, and connecting tube is weldingly fixed on
At the side center of silicone pipes ontology, rubbery loop is nested and fixed on the outside of connecting tube.
According to the above technical scheme, the first connecting portion includes hexagonal turntable, steel ball, corner, turn trough, oblique card slot, leads to
Hole, the first card hole, the second card hole and clamping mechanism, turn trough are provided with the other side of silicone pipes ontology, and the inner rotation of turn trough connects
It is connected to corner, is welded with hexagonal turntable at the top of corner, equidistant at the center of turn trough to offer through-hole, through-hole is corresponding to exist
Oblique card slot is offered at the position of hexagonal turntable, the internal slide of oblique card slot is connected with steel ball, and the top side of oblique card slot opens up
There is the first card hole, the top other side of oblique card slot offers the second card hole, and the interior welds of the first card hole and the second card hole are fixed
There is clamping mechanism.
According to the above technical scheme, the clamping mechanism includes raised snap-gauge and support spring, and the first card hole and second block
By being welded with support spring at the top inner wall center in hole, the bottom of support spring is welded with raised snap-gauge.
According to the above technical scheme, the silicone pipes ontology is prepared from the following raw materials in parts by weight: positive last of the ten Heavenly stems hydrocarbon 30-35
Part, 25-30 parts of straight chain endecatylene hydrocarbon, 10-12 parts of metallocene modified masterbatch, 6-8 parts of graphene, 3-5 parts of lithium bentonite, oxygen
Change cerium 14-17 parts, 1-3 parts of titanium dioxide, 5-7 parts of methyltriethoxysilane, 9-15 parts of lauric acid, calcium lignosulfonate 11-
16 parts, 6-9 parts of dopamine hydrochloride, 5-7 parts of coconut oil diethanol amine, 1-4 parts of silicone, 3-7 parts of waterglass, trichloroethyl phosphoric acid
22-28 parts of ester, 12-15 parts of sodium metasilicate, 6-9 parts of hydrotalcite, 3-6 parts of ammonium bromide, 10-15 parts of high ammonium polyphosphate, coalescing agent 1-2
Part, 1-3 parts of chemically-acting fire suppressors, 1-2 parts of crosslinking agent, 2-4 parts of antioxidant, 1-3 parts of plasticizer and 3-4 parts of diffusant.
According to the above technical scheme, the silicone pipes of the fire line the preparation method comprises the following steps:
A, it stocks up: weighing raw material according to the parts by weight of the raw material of the silicone pipes with fire line, it is spare；
B, it prepares fireproof agent: trichloroethyl phosphate will be added in reaction kettle, after being warming up to 90-100 DEG C, silicic acid is added
Sodium, hydrotalcite, ammonium bromide and high ammonium polyphosphate stir 10-15min under the revolving speed of 1250-1550r/min, make it dissolve, connect
Be cooled to 60-70 DEG C after coalescing agent and chemically-acting fire suppressors be added stir 15-20min under the revolving speed of 2250-2550r/min, both
Obtain fireproof agent；
C, it prepares premix: positive last of the ten Heavenly stems hydrocarbon and straight chain endecatylene hydrocarbon is uniformly mixed, increase temperature to 120 DEG C, instead
3-4h is answered, methyltriethoxysilane and lauric acid are then slowly added into, continues to increase temperature to 140-150 DEG C, in 1000-
It is stirred to react 2-3h under the revolving speed of 1200r/min, calcium lignosulfonate, dopamine hydrochloride are then added again, increases temperature
To 155-175 DEG C, it is stirred to react 1-2h under the revolving speed of 2000-2200r/min, dries after mixing evenly, be granulated, partial size is
0.5-1mm is to get premix；
D, it prepares whole mixing: coconut oil diethanol amine, silicone and waterglass is added in reaction kettle, increase temperature to 60-
70 DEG C, stirring dissolves coconut oil diethanol amine, silicone and waterglass all, then increases temperature to 180 DEG C -220 DEG C, is added pre-
Mixing is stirred to react 1-2h under the revolving speed of 1800-2000r/min, make its all dissolution after, be added crosslinking agent, antioxidant,
Plasticizer and diffusant when stirring makes it naturally cool to 100 DEG C under the revolving speed of 800-1000r/min, are granulated, partial size 1-
2mm is to get whole mixing；
E, extrusion forming: whole mixing and fireproof agent are added to together in mixed milling type parallel double-screw extruder and are granulated,
Temperature is 200-215 DEG C, synchronizes extrusion cladding, by Vacuum refrigerator and impregnates cooling water tank to the pipe after extrusion cladding
Material carries out cooling and shaping, obtains the silicone pipes of fire line.
Structure of the invention is novel, is skillfully constructed, easy to use, is not only convenient for the quick splicing of two pipelines, and disassembly is also square
Just, while also there is good fire protecting performance.
Detailed description of the invention
Attached drawing is used to provide further understanding of the present invention, and constitutes part of specification, with reality of the invention
It applies example to be used to explain the present invention together, not be construed as limiting the invention.In the accompanying drawings:
Fig. 1 is whole three dimensional structure diagram of the invention；
Fig. 2 is first connecting portion schematic cross-sectional view of the present invention；
Fig. 3 is hexagonal turntable schematic cross-sectional view of the present invention；
Fig. 4 is clamping mechanism schematic cross-sectional view of the present invention；
Fig. 5 is silicone pipes method flow diagram of the present invention.
Specific embodiment
1-5 is described in further details a specific embodiment of the invention with reference to the accompanying drawing.
Embodiment 1: being provided by Fig. 1-5, and the present invention includes silicone pipes ontology 1, and the side of silicone pipes ontology 1 is nested and fixed
First connecting portion 2 is welded with second connecting portion 3, and first connecting portion 2 and at the other side center of silicone pipes ontology 1
Two interconnecting pieces 3 are used cooperatively.
According to the above technical scheme, second connecting portion 3 includes connecting tube 4 and rubbery loop 5, and connecting tube 4 is weldingly fixed on
At the side center of silicone pipes ontology 1, rubbery loop 5 is nested and fixed in the outside of connecting tube 4.
According to the above technical scheme, first connecting portion 2 include hexagonal turntable 6, steel ball 7, corner 8, turn trough 9, oblique card slot 10,
Through-hole 11, the first card hole 12, the second card hole 13 and clamping mechanism 14, turn trough 9 are provided with the other side of silicone pipes ontology 1, turn trough 9
Inner rotation connection angled 8, the top of corner 8 is welded with hexagonal turntable 6, equidistant at the center of turn trough 9 to open up
There is through-hole 11, the correspondence of through-hole 11 offers oblique card slot 10 at the position of hexagonal turntable 6, and the internal slide of oblique card slot 10 is connected with
Steel ball 7, the top side of oblique card slot 10 offer the first card hole 12, and the top other side of oblique card slot 10 offers the second card hole
13, the interior welds of the first card hole 12 and the second card hole 13 are fixed with clamping mechanism 14.
According to the above technical scheme, clamping mechanism 14 includes raised snap-gauge 15 and support spring 16, the first card hole 12 and the
By being welded with support spring 16 at the top inner wall center of two card holes 13, the bottom of support spring 16 is welded with convex
Play snap-gauge 15.
According to the above technical scheme, silicone pipes ontology 1 is prepared from the following raw materials in parts by weight: positive 30 parts of last of the ten Heavenly stems hydrocarbon, straight chain
25 parts of endecatylene hydrocarbon, 10 parts of metallocene modified masterbatch, 6 parts of graphene, 3 parts of lithium bentonite, 14 parts of cerium oxide, titanium dioxide
1 part, 5 parts of methyltriethoxysilane, 9 parts of lauric acid, 11 parts of calcium lignosulfonate, 6 parts of dopamine hydrochloride, coconut oil diethyl
5 parts of hydramine, 1 part of silicone, 3 parts of waterglass, 22 parts of trichloroethyl phosphate, 12 parts of sodium metasilicate, 6 parts of hydrotalcite, 3 parts of ammonium bromide,
10 parts of high ammonium polyphosphate, 1 part of coalescing agent, 1 part of chemically-acting fire suppressors, 1 part of crosslinking agent, 2 parts of antioxidant, 1 part of plasticizer and diffusant 3
Part.
According to the above technical scheme, the silicone pipes of fire line the preparation method comprises the following steps:
A, it stocks up: weighing raw material according to the parts by weight of the raw material of the silicone pipes with fire line, it is spare；
B, it prepares fireproof agent: trichloroethyl phosphate will be added in reaction kettle, after being warming up to 90-100 DEG C, silicic acid is added
Sodium, hydrotalcite, ammonium bromide and high ammonium polyphosphate stir 10-15min under the revolving speed of 1250-1550r/min, make it dissolve, connect
Be cooled to 60-70 DEG C after coalescing agent and chemically-acting fire suppressors be added stir 15-20min under the revolving speed of 2250-2550r/min, both
Obtain fireproof agent；
C, it prepares premix: positive last of the ten Heavenly stems hydrocarbon and straight chain endecatylene hydrocarbon is uniformly mixed, increase temperature to 120 DEG C, instead
3-4h is answered, methyltriethoxysilane and lauric acid are then slowly added into, continues to increase temperature to 140-150 DEG C, in 1000-
It is stirred to react 2-3h under the revolving speed of 1200r/min, calcium lignosulfonate, dopamine hydrochloride are then added again, increases temperature
To 155-175 DEG C, it is stirred to react 1-2h under the revolving speed of 2000-2200r/min, dries after mixing evenly, be granulated, partial size is
0.5-1mm is to get premix；
D, it prepares whole mixing: coconut oil diethanol amine, silicone and waterglass is added in reaction kettle, increase temperature to 60-
70 DEG C, stirring dissolves coconut oil diethanol amine, silicone and waterglass all, then increases temperature to 180 DEG C -220 DEG C, is added pre-
Mixing is stirred to react 1-2h under the revolving speed of 1800-2000r/min, make its all dissolution after, be added crosslinking agent, antioxidant,
Plasticizer and diffusant when stirring makes it naturally cool to 100 DEG C under the revolving speed of 800-1000r/min, are granulated, partial size 1-
2mm is to get whole mixing；
E, extrusion forming: whole mixing and fireproof agent are added to together in mixed milling type parallel double-screw extruder and are granulated,
Temperature is 200-215 DEG C, synchronizes extrusion cladding, by Vacuum refrigerator and impregnates cooling water tank to the pipe after extrusion cladding
Material carries out cooling and shaping, obtains the silicone pipes of fire line.
Embodiment 2: being provided by Fig. 1-5, and the present invention includes silicone pipes ontology 1, and the side of silicone pipes ontology 1 is nested and fixed
First connecting portion 2 is welded with second connecting portion 3, and first connecting portion 2 and at the other side center of silicone pipes ontology 1
Two interconnecting pieces 3 are used cooperatively.
According to the above technical scheme, second connecting portion 3 includes connecting tube 4 and rubbery loop 5, and connecting tube 4 is weldingly fixed on
At the side center of silicone pipes ontology 1, rubbery loop 5 is nested and fixed in the outside of connecting tube 4.
According to the above technical scheme, first connecting portion 2 include hexagonal turntable 6, steel ball 7, corner 8, turn trough 9, oblique card slot 10,
Through-hole 11, the first card hole 12, the second card hole 13 and clamping mechanism 14, turn trough 9 are provided with the other side of silicone pipes ontology 1, turn trough 9
Inner rotation connection angled 8, the top of corner 8 is welded with hexagonal turntable 6, equidistant at the center of turn trough 9 to open up
There is through-hole 11, the correspondence of through-hole 11 offers oblique card slot 10 at the position of hexagonal turntable 6, and the internal slide of oblique card slot 10 is connected with
Steel ball 7, the top side of oblique card slot 10 offer the first card hole 12, and the top other side of oblique card slot 10 offers the second card hole
13, the interior welds of the first card hole 12 and the second card hole 13 are fixed with clamping mechanism 14.
According to the above technical scheme, clamping mechanism 14 includes raised snap-gauge 15 and support spring 16, the first card hole 12 and the
By being welded with support spring 16 at the top inner wall center of two card holes 13, the bottom of support spring 16 is welded with convex
Play snap-gauge 15.
According to the above technical scheme, silicone pipes ontology 1 is prepared from the following raw materials in parts by weight: positive 35 parts of last of the ten Heavenly stems hydrocarbon, straight chain
30 parts of endecatylene hydrocarbon, 12 parts of metallocene modified masterbatch, 8 parts of graphene, 5 parts of lithium bentonite, 17 parts of cerium oxide, titanium dioxide
3 parts, 7 parts of methyltriethoxysilane, 15 parts of lauric acid, 16 parts of calcium lignosulfonate, 9 parts of dopamine hydrochloride, coconut oil two
7 parts of ethanol amine, 4 parts of silicone, 7 parts of waterglass, 28 parts of trichloroethyl phosphate, 15 parts of sodium metasilicate, 9 parts of hydrotalcite, ammonium bromide 6
Part, 15 parts of high ammonium polyphosphate, 2 parts of coalescing agent, 3 parts of chemically-acting fire suppressors, 2 parts of crosslinking agent, 4 parts of antioxidant, 3 parts of plasticizer and diffusion
4 parts of agent.
According to the above technical scheme, the silicone pipes of fire line the preparation method comprises the following steps:
A, it stocks up: weighing raw material according to the parts by weight of the raw material of the silicone pipes with fire line, it is spare；
B, it prepares fireproof agent: trichloroethyl phosphate will be added in reaction kettle, after being warming up to 90-100 DEG C, silicic acid is added
Sodium, hydrotalcite, ammonium bromide and high ammonium polyphosphate stir 10-15min under the revolving speed of 1250-1550r/min, make it dissolve, connect
Be cooled to 60-70 DEG C after coalescing agent and chemically-acting fire suppressors be added stir 15-20min under the revolving speed of 2250-2550r/min, both
Obtain fireproof agent；
C, it prepares premix: positive last of the ten Heavenly stems hydrocarbon and straight chain endecatylene hydrocarbon is uniformly mixed, increase temperature to 120 DEG C, instead
3-4h is answered, methyltriethoxysilane and lauric acid are then slowly added into, continues to increase temperature to 140-150 DEG C, in 1000-
It is stirred to react 2-3h under the revolving speed of 1200r/min, calcium lignosulfonate, dopamine hydrochloride are then added again, increases temperature
To 155-175 DEG C, it is stirred to react 1-2h under the revolving speed of 2000-2200r/min, dries after mixing evenly, be granulated, partial size is
0.5-1mm is to get premix；
D, it prepares whole mixing: coconut oil diethanol amine, silicone and waterglass is added in reaction kettle, increase temperature to 60-
70 DEG C, stirring dissolves coconut oil diethanol amine, silicone and waterglass all, then increases temperature to 180 DEG C -220 DEG C, is added pre-
Mixing is stirred to react 1-2h under the revolving speed of 1800-2000r/min, make its all dissolution after, be added crosslinking agent, antioxidant,
Plasticizer and diffusant when stirring makes it naturally cool to 100 DEG C under the revolving speed of 800-1000r/min, are granulated, partial size 1-
2mm is to get whole mixing；
E, extrusion forming: whole mixing and fireproof agent are added to together in mixed milling type parallel double-screw extruder and are granulated,
Temperature is 200-215 DEG C, synchronizes extrusion cladding, by Vacuum refrigerator and impregnates cooling water tank to the pipe after extrusion cladding
Material carries out cooling and shaping, obtains the silicone pipes of fire line.
Experimental example:
Experimental subjects: using the silicone pipes obtained by the embodiment of the present invention with fire line as experimental group one, experimental group
Two and experimental group three, it chooses market and improves quality common silicone pipes, such as prosperous auspicious silicone pipes are contrast groups one.
Experiment purpose: friction factor, breaking resistance, tensile strength and the fire-retardant coefficient of test each group silicone pipes.
Experimental method:, will be made from this experimental group according to national silicone pipes examination criteria and national standard GB/T24456-2009
The area of the silicone pipes interception sample size of silicone pipes and contrast groups one with fire line, using special instrument to each group silicon core
Pipe carries out the test of friction factor, breaking resistance, tensile strength and fire-retardant coefficient, and records experimental result.
Experimental result table:
By the above experimental result table it is found that the fire-retardant coefficient of silicone pipes of the invention reaches A2 grades, there is good fire resisting
Property, good flame retardant property is made it have, while breaking resistance and tensile strength are also better than existing silicone pipes, can effectively mentioned
The service life for rising silicone pipes, effectively improves the convenience used.
The present invention then rotates in use, connecting tube 4 is inserted into the side that silicone pipes ontology 1 is located at first connecting portion 2
Hexagonal turntable 6 makes steel ball 7 in the internal motion of oblique card slot 10, makes steel ball 7 from the second card hole so that oblique card slot 10 be driven to rotate
The inside that 13 inside is moved to the first card hole 12 effectively mentions so that steel ball 7 be made firmly to be clamped in first connecting portion 2
The convenience of splicing has been risen, it is user-friendly, while it being socketed with rubbery loop 5 in the outside of connecting tube 4, not only it can guarantee
Fixed stability, while also ensuring the leakproofness of connection, the convenience used is effectively improved, while silicone pipes are with just
The main raw material(s) of last of the ten Heavenly stems hydrocarbon and straight chain endecatylene hydrocarbon, simultaneously added with metallocene modified masterbatch, graphene, lithium bentonite,
Cerium oxide and titanium dioxide are auxiliary material, and making itself just has certain fire protecting performance, while being added to a certain amount of trichlorine again
Ethyl phosphonic acid ester, sodium metasilicate, hydrotalcite, ammonium bromide, high ammonium polyphosphate, coalescing agent and chemically-acting fire suppressors composition fireproof agent, can be with
One layer of fire prevention film is formed on the surface of silicone pipes, the fire protecting performance of silicone pipes is further improved, effectively improves and use
Safety.
Structure of the invention is novel, is skillfully constructed, easy to use, is not only convenient for the quick splicing of two pipelines, and disassembly is also square
Just, while also there is good fire protecting performance.
Finally, it should be noted that the foregoing is only a preferred embodiment of the present invention, it is not intended to restrict the invention,
Although the present invention is described in detail referring to the foregoing embodiments, for those skilled in the art, still may be used
To modify the technical solutions described in the foregoing embodiments or equivalent replacement of some of the technical features.
All within the spirits and principles of the present invention, any modification, equivalent replacement, improvement and so on should be included in of the invention
Within protection scope.
Claims (4)
1. a kind of silicone pipes with fire line, including silicone pipes ontology (1), which is characterized in that the silicone pipes ontology (1)
Side is nested and fixed first connecting portion (2), is welded with second connecting portion at the other side center of silicone pipes ontology (1)
(3), and first connecting portion (2) is used cooperatively with second connecting portion (3).
2. a kind of silicone pipes with fire line according to claim 1, which is characterized in that the second connecting portion (3)
Including connecting tube (4) and rubbery loop (5), connecting tube (4) is weldingly fixed at the side center of silicone pipes ontology (1), connection
Rubbery loop (5) are nested and fixed on the outside of pipe (4).
3. a kind of silicone pipes with fire line according to claim 1, which is characterized in that the first connecting portion (2)
Including hexagonal turntable (6), steel ball (7), corner (8), turn trough (9), oblique card slot (10), through-hole (11), the first card hole (12), second
Card hole (13) and clamping mechanism (14), turn trough (9) are provided with the other side of silicone pipes ontology (1), and the inner rotation of turn trough (9) connects
Be connected to corner (8), be welded at the top of corner (8) hexagonal turntable (6), at the center of turn trough (9) it is equidistant offer it is logical
Hole (11), through-hole (11) correspondence offer oblique card slot (10) at the position of hexagonal turntable (6), the internal slide of oblique card slot (10)
It is connected with steel ball (7), the top side of oblique card slot (10) offers the first card hole (12), and the top other side of oblique card slot (10) is opened
Equipped with the second card hole (13), the interior welds of the first card hole (12) and the second card hole (13) are fixed with clamping mechanism (14).
4. a kind of silicone pipes with fire line according to claim 3, which is characterized in that clamping mechanism (14) packet
It includes raised snap-gauge (15) and support spring (16), passes through weldering at the top inner wall center of the first card hole (12) and the second card hole (13)
It connects and is fixed with support spring (16), the bottom of support spring (16) is welded with raised snap-gauge (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811425009.1A CN109749479B (en) | 2018-11-27 | 2018-11-27 | Silicon core pipe with fire resistance and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811425009.1A CN109749479B (en) | 2018-11-27 | 2018-11-27 | Silicon core pipe with fire resistance and preparation method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109749479A true CN109749479A (en) | 2019-05-14 |
| CN109749479B CN109749479B (en) | 2021-03-05 |
Family
ID=66403337
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811425009.1A Active CN109749479B (en) | 2018-11-27 | 2018-11-27 | Silicon core pipe with fire resistance and preparation method thereof |
Country Status (1)
| Country | Link |
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| CN (1) | CN109749479B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117103791A (en) * | 2023-08-28 | 2023-11-24 | 任丘市凯华通讯电力器材有限公司 | Environment-friendly high-molecular silicon core tube and preparation method thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2021722A (en) * | 1978-04-18 | 1979-12-05 | Biggleswade Developments Ltd | Pipe joints |
| CN1312442A (en) * | 2001-04-30 | 2001-09-12 | 北京银九鼎光电技术开发有限公司 | Rotatively locking continuous lock device |
| CN2603271Y (en) * | 2003-01-20 | 2004-02-11 | 铼雷实业有限公司 | Quick adjusting joint for high/low pressure cold medium gas |
| CN204068165U (en) * | 2014-06-27 | 2014-12-31 | 江苏苏龙通信科技股份有限公司 | A kind of communication silicone pipes |
-
2018
- 2018-11-27 CN CN201811425009.1A patent/CN109749479B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2021722A (en) * | 1978-04-18 | 1979-12-05 | Biggleswade Developments Ltd | Pipe joints |
| CN1312442A (en) * | 2001-04-30 | 2001-09-12 | 北京银九鼎光电技术开发有限公司 | Rotatively locking continuous lock device |
| CN2603271Y (en) * | 2003-01-20 | 2004-02-11 | 铼雷实业有限公司 | Quick adjusting joint for high/low pressure cold medium gas |
| CN204068165U (en) * | 2014-06-27 | 2014-12-31 | 江苏苏龙通信科技股份有限公司 | A kind of communication silicone pipes |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117103791A (en) * | 2023-08-28 | 2023-11-24 | 任丘市凯华通讯电力器材有限公司 | Environment-friendly high-molecular silicon core tube and preparation method thereof |
| CN117103791B (en) * | 2023-08-28 | 2024-02-06 | 任丘市凯华通讯电力器材有限公司 | Environment-friendly high-molecular silicon core tube and preparation method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109749479B (en) | 2021-03-05 |
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