CN204875867U - Combined manhole cover - Google Patents
Combined manhole cover Download PDFInfo
- Publication number
- CN204875867U CN204875867U CN201520664322.6U CN201520664322U CN204875867U CN 204875867 U CN204875867 U CN 204875867U CN 201520664322 U CN201520664322 U CN 201520664322U CN 204875867 U CN204875867 U CN 204875867U
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- Prior art keywords
- well lid
- resistant
- retardant
- base
- lids
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- 230000000694 effects Effects 0.000 claims abstract description 17
- 239000003063 flame retardant Substances 0.000 claims abstract description 16
- 230000007797 corrosion Effects 0.000 claims abstract description 10
- 238000005260 corrosion Methods 0.000 claims abstract description 10
- 230000035939 shock Effects 0.000 claims abstract description 9
- 229920006387 Vinylite Polymers 0.000 claims description 20
- 239000002131 composite material Substances 0.000 claims description 6
- 229920005989 resin Polymers 0.000 abstract description 23
- 239000011347 resin Substances 0.000 abstract description 23
- 239000000463 material Substances 0.000 abstract description 8
- 238000005299 abrasion Methods 0.000 abstract description 3
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 abstract 3
- 229920002554 vinyl polymer Polymers 0.000 abstract 3
- 239000000805 composite resin Substances 0.000 abstract 2
- 239000011521 glass Substances 0.000 description 18
- 239000000945 filler Substances 0.000 description 9
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 6
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 description 5
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 5
- 239000005977 Ethylene Substances 0.000 description 5
- WNROFYMDJYEPJX-UHFFFAOYSA-K aluminium hydroxide Chemical compound [OH-].[OH-].[OH-].[Al+3] WNROFYMDJYEPJX-UHFFFAOYSA-K 0.000 description 5
- 229910021502 aluminium hydroxide Inorganic materials 0.000 description 5
- 239000004744 fabric Substances 0.000 description 5
- 229910052736 halogen Inorganic materials 0.000 description 5
- 150000002367 halogens Chemical class 0.000 description 5
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 4
- 238000005452 bending Methods 0.000 description 4
- 230000007423 decrease Effects 0.000 description 4
- 238000012360 testing method Methods 0.000 description 4
- 230000008719 thickening Effects 0.000 description 4
- 229920006305 unsaturated polyester Polymers 0.000 description 4
- XFBXDGLHUSUNMG-UHFFFAOYSA-N alumane;hydrate Chemical compound O.[AlH3] XFBXDGLHUSUNMG-UHFFFAOYSA-N 0.000 description 3
- 229910000019 calcium carbonate Inorganic materials 0.000 description 3
- 239000003822 epoxy resin Substances 0.000 description 3
- 239000000835 fiber Substances 0.000 description 3
- 239000003365 glass fiber Substances 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 229920000647 polyepoxide Polymers 0.000 description 3
- 239000006097 ultraviolet radiation absorber Substances 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 2
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 2
- 230000002742 anti-folding effect Effects 0.000 description 2
- 239000004566 building material Substances 0.000 description 2
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 238000005336 cracking Methods 0.000 description 2
- 238000010891 electric arc Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000002708 enhancing effect Effects 0.000 description 2
- 238000009661 fatigue test Methods 0.000 description 2
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 2
- 238000009863 impact test Methods 0.000 description 2
- 229910052698 phosphorus Inorganic materials 0.000 description 2
- 239000011574 phosphorus Substances 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 238000004088 simulation Methods 0.000 description 2
- 238000002791 soaking Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- -1 woven roving Substances 0.000 description 2
- 229910001141 Ductile iron Inorganic materials 0.000 description 1
- CERQOIWHTDAKMF-UHFFFAOYSA-N Methacrylic acid Chemical compound CC(=C)C(O)=O CERQOIWHTDAKMF-UHFFFAOYSA-N 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000000748 compression moulding Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 125000004185 ester group Chemical group 0.000 description 1
- 125000000524 functional group Chemical group 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000012779 reinforcing material Substances 0.000 description 1
- 239000002562 thickening agent Substances 0.000 description 1
- DXZMANYCMVCPIM-UHFFFAOYSA-L zinc;diethylphosphinate Chemical compound [Zn+2].CCP([O-])(=O)CC.CCP([O-])(=O)CC DXZMANYCMVCPIM-UHFFFAOYSA-L 0.000 description 1
Landscapes
- Compositions Of Macromolecular Compounds (AREA)
- Underground Structures, Protecting, Testing And Restoring Foundations (AREA)
Abstract
The embodiment of the utility model discloses combined manhole cover, base, setting including being used for supporting role are in be used for two lids of intelligent electric power system's the effect of bearing on the base and set up two covered the bearing, shocked resistance, corrosion -resistant, resistantly waited, the enclosing cover of fire -retardant, wear -resisting effect, base, two lids and enclosing cover are the vinyl resin composites well lid body, do not have steamed fire -retardant vinyl resin and wear -resisting fleut through introducing in the well lid material to carried out certain structural design to well lid reinforced materials, provide a collection do not have steamed fire -retardant, high shock -resistant, high abrasion, various advantages vinyl resin composites well lid such as corrosion -resistant.
Description
Technical field
The utility model relates to well lid field, particularly relates to a kind of combined manhole cover.
Background technology
Well lid has purposes widely, and general well lid can be divided into casting iron well lid, cement well lid, combined manhole cover etc. by the difference of material.Combined manhole cover is a kind of new pattern manhole cover occurred in recent years, produces, the load of this well lid, theftproof, economy, rotproofness because being suitable for mechanical automation, ornamental etc. obtains good combination.Supporting capacity detects through national authority department and reaches more than 50t, and be the composite drain cover that uniquely can substitute ductile cast iron manhole cover at present completely, therefore this kind of well lid will be the main trend that future market is developed.
Utility model content
The utility model embodiment technical problem to be solved is, provides a kind of intensity high, corrosion-resistant and the combined manhole cover of fatigue.
Described combined manhole cover, comprises for passive base, is arranged on described base for playing two lids of the carrying effect of intelligent power system and being arranged on the enclosing cover that described two have covered load-bearing, shock resistance, corrosion-resistant, weather-proof, fire-retardant, wear-resisting effect; Described base, two lids and enclosing cover are vinylite composite well lid.
Described enclosing cover comprises outside framework, well lid body and is separately positioned on both sides handle above well lid body, is also provided with closing component structure below described well lid body.
Described base has shock-resistant, anticorrosion, resistance to compression effect, is to be realized by two or more materials combined in high long glass fibres enhancing, high high impact resins, anticorrosion vinylite, halogen-free flame-retardant resin, filling aluminium hydrate, pearl filler;
The described two carrying effects of building intelligent power system, the feature such as there is high strength, high flame retardant, electrical strength is excellent, creep age distance is short.Be being paved into by Woven glass cloth, the one or more combination of adding in non-halogen flame-proof ethylene base resin, vinylite, hips resin, filling aluminium hydrate, thickener, pearl filler forms, and by the compacting of high pressure, plate face is closely knit.Wherein above-mentioned Length of Glass Fiber comprises one or more in 100mm, 50mm, 25mm, 12mm, 6mm, and shared mixture ratio is 35-50%.The composition levels of one or more in high high impact resins, vinylite, halogen-free flame-retardant resin is 20-30%.The ratio of filling aluminium hydrate, pearl filler is 20-45%; Be paved into that glass is glass felt, unidirectional fibre, woven roving, ± 45 ° of fabrics, 50mm glass, one or more combination in 25mm glass form, content is 25%-40%.Resin is 25-30% by two or three proportion of composing in halogen-free flame-retardant resin, vinylite, hips resin, and filler is one or both in aluminium hydroxide, calcium carbonate, and content is 30-50%;
Describedly outer build load-bearing, the effect such as shock-resistant, corrosion-resistant, weather-proof, fire-retardant, wear-resisting, by Woven glass cloth: the one or more combination in unidirectional cloth, woven roving, glass felt, ± 45 ° of Woven glass cloths forms.Resin paste is by vinylite, non-halogen flame-proof ethylene base resin, aluminium hydroxide, calcium carbonate, flexibilizer, ultraviolet absorber, wear resistant filler, high activity resin, two or more combine, wherein be paved into that glass is glass felt, unidirectional fibre, woven roving, ± 45 ° of fabrics, 50mm glass, one or more combination in 25mm glass form, content is 35%-55%.Resin is made up of one or more in non-halogen flame-proof ethylene base resin, hips resin, vinylite, and content is 20-30%.Filler is made up of one or more in aluminium hydroxide, calcium carbonate, wear resistant filler, and content is 25-35%.
Implement the utility model embodiment, there is following beneficial effect:
The purpose of this utility model is intended to overcome the deficiency in above-mentioned technology, by introducing the vinylite of halogen-free flameproof and wear-resisting fleut in well lid material, and certain structure design has been carried out to well lid reinforcing material, provide a kind of collection halogen-free flameproof, high shock-resistant, high abrasion, the various advantage vinylite composite drain cover such as corrosion-resistant, the material of composition well lid body strengthens from traditional pure chopped strand the mode becoming chopped strand and oriented yarn mixing enhancing, and in compression molding process, oriented yarn is designed to along 0 ° ± 45 ° and 90 ° of directions evenly distributed, so both considerably increase the mechanical strength of well lid body, turn increase the uniformity of its performance, mechanical strength is high: vinylite only has two ends to have activity double key, so excellent shock resistance, than common unsaturated polyester (UP) height 40%-60%.Vinylite strand has hydroxyl, and resin can soak into glass fast, and glass adhesion is strong, and intensity is higher.All can not there is deformation in repeatedly roll and brake shock-testing, anti-impact test products.In structure design, adopt oriented yarn to add chopped strand and produce, during mold pressing, carry out laying, tape edge felt of arranging in pairs or groups again strengthens, and glass and resin perfect adaptation, both remained the high strength of roving glass fiber yarn, remain again the mobility that short yarn cutting is good, make Total Product uniform force, high-impact, anti-folding.Anti-hammering and high-altitude leave (anti-impact force measures examination) and outward appearance is good; Good flame resistance: vinylite molecular structure introduces active phosphorus-containing compound as fire retardant, then be equipped with a small amount of aluminium hydroxide flame-retardant filler, achieve the halogen-free flame retardant feature of product.Product anti-flammability can reach the fire-retardant A level of building, and short time baked wheaten cake can not burn; Corrosion-resistant: vinylite has the molecular structure of epoxy resin, and sterically hindered effect adds the stability of the functional groups such as labile ester group.Make product soak 48 hours at 30% sulfuric acid solution, bending strength decline < 10%, Quality Down < 1%, surface has no significant effect.10% concentration aqueous slkali soaking 48 hours, bending strength decline < 10%, quality is without significant change, and surface is without significant change; Good weatherability: add ultraviolet absorber, through sunlight in 3 years, surface was without cracking or obviously ftracture; Raw material comprise RTI, UL94V0 by UL certification, and RTI reaches 150 DEG C, fire-retardantly reach V0 level; The resistance to limit is impacted or after resistance to limiting pressure, material brittle failure can not occur, and can not scratch tire and pedestrian, can not injure two lids; Quality authentication: CJ/T2011-2005, EN124:1994, all products are all up to the standards by national chemical building material quality Supervision Test Center, and major product is also by international three large testing agency SGS, and it is qualified that BV, Eurofins unanimously approve, quality is two to be ensured; Resistant of high or low temperature is good :-40 DEG C-100 DEG C, product heat distortion temperature > 240 DEG C; Life-span is long: manual simulation's 2,000,000 fatigue tests are unchanged, expected life 30 years; Excellent electrical property: the vinylite in product remains the feature of epoxy resin good electrical property.There is higher insulaion resistance, withstand voltage, resistance to electric arc, creep age distance short etc.; Abrasion resistance is good: the high rigidity characteristic of having used alumina powder filler, carries out direct friction 5 hours with capping and rubber, its coefficient > 0.35.
Accompanying drawing explanation
Fig. 1 is the utility model embodiment two lid structural representation;
Fig. 2 is the utility model embodiment base structural representation;
Fig. 3 is the utility model embodiment one lid structural representation.
Detailed description of the invention
For making the purpose of this utility model, technical scheme and advantage clearly, below in conjunction with accompanying drawing, the utility model is described in further detail.
The utility model embodiment combined manhole cover, comprises for passive base, is arranged on described base for playing two lids of the carrying effect of intelligent power system and being arranged on the enclosing cover that described two have covered load-bearing, shock resistance, corrosion-resistant, weather-proof, fire-retardant, wear-resisting effect; Described base, two lids and enclosing cover are vinylite composite well lid, described enclosing cover comprises well lid outside framework, is arranged on the well lid body 1 in well lid outside framework and is separately positioned on both sides handle 2 above described well lid body 1, be fixedly installed lock uint 3 below described well lid body 1, described well lid body 1 is vinylite composite well lid.
Can thickening non-halogen flame-proof ethylene base resin be reacted into vinylite with methacrylic acid again after being reacted by polyfunctional epoxy resin and active phosphorus-containing compound, in order to obtain reliable thickening property, strand connects carboxyl (-COOH) for thickening, finally using styrene dilution to obtain can thickening non-halogen flame-proof ethylene base resin.The molded product of this resin and a small amount of aluminium hydroxide collocation preparation has the features such as halogen-free flameproof, high strength, high heat-resisting, excellent electrical property; Vertical intensity: vinylite only has two ends to have activity double key, so excellent shock resistance, than common unsaturated polyester (UP) height 40%-60%.Vinylite strand has hydroxyl, and resin can soak into glass fast, and glass adhesion is strong, and intensity is higher.All can not there is deformation in repeatedly roll and brake shock-testing, anti-impact test products.Structure design: adopt directional fiber to add chopped strand and produce SMC, carry out laying during mold pressing, then tape edge felt of arranging in pairs or groups strengthens, glass and resin perfect adaptation, Total Product uniform force, high-impact, anti-folding.Anti-hammering and high-altitude leave (anti-impact force measures examination); Anti-flammability: product anti-flammability can reach the fire-retardant A level of building, and short time baked wheaten cake can not burn; Corrosion-resistant: 30% sulfuric acid solution soaks 48 hours, bending strength decline < 10%, Quality Down < 1%, surface has no significant effect.10% concentration aqueous slkali soaking 48 hours, bending strength decline < 10%, quality is without significant change, and surface is without significant change; Weather-proof: to add ultraviolet absorber, through sunlight in 3 years, surface was without cracking or obviously ftracture; Raw material comprise RTI, UL94V0 by UL certification, and RTI reaches 150 DEG C, fire-retardantly reach V0 level; The resistance to limit is impacted or after resistance to limiting pressure, material brittle failure can not occur, and can not scratch tire and pedestrian, can not injure two lids; Quality authentication: CJ/T2011-2005, EN124:1994, all products are all up to the standards by national chemical building material quality Supervision Test Center, and major product is also by international three large testing agency SGS, and it is qualified that BV, Eurofins unanimously approve, quality is two to be ensured; High-low temperature resistant ,-40 DEG C-100 DEG C, product heat distortion temperature > 240 DEG C; Life-span: manual simulation's 2,000,000 fatigue tests are unchanged, expected life 30 years; Excellent electrical property: there is higher insulaion resistance, withstand voltage, resistance to electric arc, creep age distance short etc.; Direct friction is carried out 5 hours, its coefficient > 0.35 with capping and rubber.
Above disclosedly be only a kind of preferred embodiment of the utility model, certainly can not limit the interest field of the utility model with this, therefore according to the equivalent variations that the utility model claim is done, still belong to the scope that the utility model is contained.
Claims (2)
1. a combined manhole cover, it is characterized in that, comprise for passive base, be arranged on described base for playing two lids of the carrying effect of intelligent power system and being arranged on the enclosing cover that described two have covered load-bearing, shock resistance, corrosion-resistant, weather-proof, fire-retardant, wear-resisting effect; Described base, two lids and enclosing cover are vinylite composite well lid.
2. combined manhole cover as claimed in claim 1, is characterized in that, described enclosing cover comprises outside framework, well lid body and is separately positioned on both sides handle above well lid body, is also provided with closing component structure below described well lid body.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201520664322.6U CN204875867U (en) | 2015-08-27 | 2015-08-27 | Combined manhole cover |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201520664322.6U CN204875867U (en) | 2015-08-27 | 2015-08-27 | Combined manhole cover |
Publications (1)
Publication Number | Publication Date |
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CN204875867U true CN204875867U (en) | 2015-12-16 |
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ID=54820259
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CN201520664322.6U Active CN204875867U (en) | 2015-08-27 | 2015-08-27 | Combined manhole cover |
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Country | Link |
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CN (1) | CN204875867U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109914361A (en) * | 2019-03-27 | 2019-06-21 | 牟月芳 | A kind of precast concrete hydrant protection body |
-
2015
- 2015-08-27 CN CN201520664322.6U patent/CN204875867U/en active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109914361A (en) * | 2019-03-27 | 2019-06-21 | 牟月芳 | A kind of precast concrete hydrant protection body |
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Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20170629 Address after: Zheng Jie 400015 Xiejiawan Jiulongpo District of Chongqing City No. 59 unit 1 6-8 Patentee after: Chongqing Jieyou Electrical Material Co., Ltd. Address before: Zheng Jie 400015 Xiejiawan Jiulongpo District of Chongqing City No. 59 unit 1 6-8 Patentee before: Li Aijun |