CN103569552B - Plastic dustbin with heat-resisting and fireproofing functions - Google Patents

Plastic dustbin with heat-resisting and fireproofing functions Download PDF

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CN103569552B
CN103569552B CN201310524216.3A CN201310524216A CN103569552B CN 103569552 B CN103569552 B CN 103569552B CN 201310524216 A CN201310524216 A CN 201310524216A CN 103569552 B CN103569552 B CN 103569552B
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plastic
plastic cover
heat
plastics staving
resisting
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CN103569552A (en
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符兰逊
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Chongqing Saipu Industrial Co ltd
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Abstract

The invention relates to a plastic dustbin with heat-resisting and fireproofing functions. The plastic dustbin comprises a cylindrical plastic bin body with an upper opening and a plastic cover, wherein the plastic cover comprises a top wall and a cylindrical sleeve type side wall; at least one window is formed in the side wall; a groove is formed in the outer wall of the plastic bin body, a clamp ring is arranged in the groove, and a bulged part is formed in the side wall of the plastic cover and supported on the clamp ring, so that the plastic cover is kept in the use position; and when the temperature inside the plastic bin reaches to a set value, the clamp ring retracts and/or melts, so that the plastic cover slides downwards along the outer wall of the plastic bin body under the gravity action of the plastic cover, and a channel from the window to the upper opening of the plastic bin body is closed. According to the plastic dustbin, oxygen required by burning is prevented from entering the plastic bin body or remarkably reduced, so that spreading of naked light or smouldering fire is prevented, and the fireproofing safety of the dustbin is improved greatly.

Description

There is heat-resisting and plastic garbage bin that is fire-proof function
Technical field
The invention belongs to the technical field of daily plastic product, in particular, the present invention relates to a kind of heat-resisting and plastic garbage bin that is fire-proof function of having.
Background technology
Sewage disposer spreads all over the streets and lanes in city and country area, as the social public product of one, it contributes to safeguarding the clean of city, facilitate the life of people, but because the home to return to of any waste produced in life is all often sewage disposer, wherein just comprise such as paper, weeds, the lighter of waste gas, the combustible material that cigarette end etc. easily ignite in rubbish container can, thus cause potential safety hazard, and the fire to cause due to sewage disposer spontaneous combustion etc. also happens occasionally, in addition the rubbish in sewage disposer is in public places due to intentional destruction, such as teaseing of child and being lighted wittingly.
Summary of the invention
In order to solve above-mentioned technical matters of the prior art, the object of the present invention is to provide a kind of heat-resisting and plastic garbage bin that is fire-proof function of having.
There is a heat-resisting and plastic garbage bin that is fire-proof function, comprise the cylindrical plastic staving with open topped, and be fastened on the plastic cover on described plastics staving top; Described plastic cover comprises roof and cylindrical sleeve cylindrical sidewall, and described sidewall, from roof to downward-extension, offers at least one window at described sidewall near the place of roof; It is characterized in that: the outer wall of described plastics staving is provided with groove, the snap ring extended to described plastic cover sidewall is provided with in described groove, jut is formed in the sidewall of described plastic cover, described jut is supported on described snap ring and makes plastic cover remain on use location, opens thus through the passage of window to plastics staving open topped; Described snap ring is made up of heat-sensitive resin material and when in plastics staving, temperature reaches setting value, described snap ring shrinks and/or melts, make described plastic cover the roof of described plastic cover be contacted with the open topped of plastics staving along the downward landing of outer wall of described plastics staving under gravity, thus to make via window to the passage of plastics staving open topped to be close.
Wherein, in order to temperature is set as about 160 DEG C, select the modified alkyd resin that significantly softening contraction (>70%) can occur more than 160 DEG C as heat-sensitive resin material; The manufacturing process of described modified alkyd resin is as follows: add in esterifying kettle by the rosin of the dimethylbenzene of the phthalate anhydride of the polytetramethylene glycol of the end hydroxy butadiene of the methylsuccinic acid of the soy(a)-bean oil fatty acid of 18.2wt%, 4.8wt%, 8.8wt%, 5.1wt%, 10.8wt%, 3.08wt%, the maleic anhydride of 0.35wt% and surplus, be warming up to 150 DEG C, start to stir, when being warmed up to 180 DEG C, constant temperature refluxes 1 hour; Continue to be warmed up to 225 ~ 230 DEG C, refuxing esterification, remain to acid number and be less than 10mgKOH/g, in suction reactor, cooling curing.
Compared with prior art, plastic garbage bin of the present invention has following beneficial effect:
The plastic garbage bin of heat-resisting and fire-proof function of the present invention, enter in the plastics staving of the sewage disposer be under case of fire by stoping and/or significantly reducing the necessary oxygen of burning, thus the fire having started to light can be suffocated, realize stoping spreading of naked light and anneal.Plastic garbage bin of the present invention, as long as when temperature reaches the softening of resin sensitive to heat and/or fusion temperature, softening and/or the fusing of resin sensitive to heat can make described plastic cover along the downward landing of outer wall of described plastics staving, the roof of described plastic cover be contacted with the open topped of plastics staving under gravity, thus the oxygen that substantially prevent needed for burning enters in described plastics staving, something which increases the fire savety of sewage disposer, and make fire spreading become more difficult to sewage disposer outside.
Accompanying drawing explanation
Described in Fig. 1 embodiment, plastic garbage bin is in the schematic diagram of using state.
The structural representation that plastic garbage bin snap ring described in Fig. 2 embodiment and jut coordinate.
Described in Fig. 3 embodiment, plastic garbage bin is in the schematic diagram of closed condition.
Detailed description of the invention
Below with reference to specific embodiment and Figure of description, plastic garbage bin that is heat-resisting and fire-proof function of the present invention is described further, has more complete, accurate and deep understanding to help those skilled in the art to inventive concept of the present invention, technical scheme.
As Figure 1-3, of the present invention have heat-resisting and plastic garbage bin that is fire-proof function, comprises the cylindrical plastic staving 10 with open topped 12, and be fastened on the plastic cover 20 on described plastics staving 10 top; Described plastic cover 20 comprises roof 21 and cylindrical sleeve cylindrical sidewall 22, and described sidewall 22, from roof to downward-extension, offers at least one window 23 at described sidewall 22 near the place of roof; The outer wall 14 of described plastics staving 10 is provided with groove 18, the snap ring 30 extended to described plastic cover sidewall is provided with in described groove 18, jut 24 is formed in the sidewall of described plastic cover 20, described jut 24 is supported on described snap ring 30 and makes plastic cover 20 remain on use location, opens thus as shown in Figure 1 through the passage of window to plastics staving open topped; Described snap ring is made up of heat-sensitive resin material and when in plastics staving, temperature reaches setting value, described snap ring shrinks and/or melts, described plastic cover is made the roof of described plastic cover to be contacted along the downward landing of outer wall of described plastics staving with the open topped of plastics staving under gravity, as shown in Figure 3 thus to make via window to the passage of plastics staving open topped to be close.
Wherein, in order to temperature is set as about 160 DEG C, select the modified alkyd resin that significantly softening contraction (>70%) can occur more than 160 DEG C as heat-sensitive resin material; The manufacturing process of described modified alkyd resin is as follows: add in esterifying kettle by the rosin of the dimethylbenzene of the phthalate anhydride of the polytetramethylene glycol of the end hydroxy butadiene of the methylsuccinic acid of the soy(a)-bean oil fatty acid of 18.2wt%, 4.8wt%, 8.8wt%, 5.1wt%, 10.8wt%, 3.08wt%, the maleic anhydride of 0.35wt% and surplus, be warming up to 150 DEG C, start to stir, when being warmed up to 180 DEG C, constant temperature refluxes 1 hour; Continue to be warmed up to 225 ~ 230 DEG C, refuxing esterification, remain to acid number and be less than 10mgKOH/g, in suction reactor, cooling curing.
Wherein, in order to ensure that snap ring shrinks and/or melts, described plastic cover is made along the landing smoothly downwards of the outer wall of described plastics staving, as preferably, the outer wall of described plastics staving can be also provided with smooth refractory coating 16 under gravity.The thickness of described smooth refractory coating is 100-500 μm.Described smooth refractory coating is by 2 of spraying 18wt%, the polyaryletherketone of the dimethyl siloxane of the melamine formaldehyde resin of the chloro-diphenylsulfide of 2'-dihydroxyl-5,5'-bis-, 12wt%, the polytetrafluoroethylene of 8wt%, 5wt%, the hydroxyethyliminodiacetic acid of 5wt%, the calcium fluoride of 5wt%, the alkylether sulfonate of 2wt% and surplus is formed.Described smooth refractory coating still can keep good not viscosity and slickness under up to the condition of 250 DEG C, can ensure the smooth landing of plastic cover.
Wherein, described plastics staving and plastic cover are prepared by heat resisting flame retardant resin composition.Described heat resisting flame retardant resin composition is the compound of the polyimide of the ekonol of 12 ~ 15wt%, the polyacrylinitrile of 5 ~ 8wt%, the methacrylate of 5 ~ 8wt%, the PTT of 2 ~ 3wt%, the triethyl phosphate of 1.5 ~ 2wt%, the aluminium hydroxide of 1.2 ~ 1.5wt%, the magnesium hydroxide of 1.8 ~ 2.0wt% and surplus.
The plastic garbage bin of described heat-resisting and fire-proof function, enter in the plastics staving of the sewage disposer be under case of fire by stoping and/or significantly reducing the necessary oxygen of burning, thus the fire having started to light can be suffocated, realize stoping spreading of naked light and anneal.Plastic garbage bin of the present invention, as long as when temperature reaches the softening of resin sensitive to heat and/or fusion temperature, softening and/or the fusing of resin sensitive to heat can make described plastic cover along the downward landing of outer wall of described plastics staving, the roof of described plastic cover be contacted with the open topped of plastics staving under gravity, thus the oxygen that substantially prevent needed for burning enters in described plastics staving, something which increases the fire savety of sewage disposer, and make fire spreading become more difficult to sewage disposer outside.
embodiment 1
Plastics staving described in the present embodiment and plastic cover use heat resisting flame retardant resin composition die casting to be formed, and described heat resisting flame retardant resin composition is the compound of the polyimide of the ekonol of 15wt%, the polyacrylinitrile of 5wt%, the methacrylate of 5wt%, the PTT of 2 ~ 3wt%, the triethyl phosphate of 2wt%, the aluminium hydroxide of 1.2wt%, the magnesium hydroxide of 2.0wt% and surplus.
embodiment 2
Plastics staving described in the present embodiment and plastic cover use heat resisting flame retardant resin composition die casting to be formed, and described heat resisting flame retardant resin composition is the compound of the polyimide of the ekonol of 12wt%, the polyacrylinitrile of 8wt%, the methacrylate of 8wt%, the PTT of 2wt%, the triethyl phosphate of 1.5wt%, the aluminium hydroxide of 1.5wt%, the magnesium hydroxide of 1.8wt% and surplus.
comparative example 1
Plastics staving described in the present embodiment and plastic cover use heat resisting flame retardant resin composition die casting to be formed, and described heat resisting flame retardant resin composition is the compound of the polyimide of the ekonol of 15wt%, the polyacrylinitrile of 5wt%, the methacrylate of 5wt%, the triethyl phosphate of 1.5wt%, the aluminium hydroxide of 1.2wt%, the magnesium hydroxide of 2.0wt% and surplus.
comparative example 2
Plastics staving described in the present embodiment and plastic cover use heat resisting flame retardant resin composition die casting to be formed, and described heat resisting flame retardant resin composition is the compound of the polyimide of the ekonol of 12wt%, the polyacrylinitrile of 8wt%, the methacrylate of 8wt%, the triethyl phosphate of 1.5wt%, the aluminium hydroxide of 1.5wt%, the magnesium hydroxide of 1.8wt% and surplus.
By the double screw extrusion machine (L/D=35, Φ=45mm) of routine, the resin combination described in embodiment 1-2 and comparative example 1-2 is extruded into pellet.Utilize 10oz injection (mo(u)lding) machine, at 310 DEG C, each resin granular material is shaped to test sample.23 DEG C and 50% RH under expose after 48 hours, under the pressure of 0.45MPa, measure heat modification temperature according to ASTM D648.Resin combination heat modification temperature described in embodiment 1-2 can reach 280 ~ 300 DEG C, and the resin combination heat modification temperature described in comparative example 1-2 is only 220 ~ 230 DEG C.
In the present invention; for the ordinary skill in the art described; specific embodiment is just to invention has been exemplary description; obvious specific implementation of the present invention is not subject to the restrictions described above; as long as have employed the improvement of the various unsubstantialities that method of the present invention is conceived and technical scheme is carried out; or design of the present invention and technical scheme directly applied to other occasion, all within protection scope of the present invention without to improve.

Claims (3)

1. there is a heat-resisting and plastic garbage bin that is fire-proof function, comprise the cylindrical plastic staving with open topped, and be fastened on the plastic cover on described plastics staving top; Described plastic cover comprises roof and cylindrical sleeve cylindrical sidewall, and described sidewall, from roof to downward-extension, offers at least one window at described sidewall near the place of roof; It is characterized in that: the outer wall of described plastics staving is provided with groove, the snap ring extended to described plastic cover sidewall is provided with in described groove, jut is formed in the sidewall of described plastic cover, described jut is supported on described snap ring and makes plastic cover remain on use location, opens thus through the passage of window to plastics staving open topped; Described snap ring is made up of heat-sensitive resin material and when in plastics staving, temperature reaches setting value, described snap ring shrinks and/or melts, make described plastic cover the roof of described plastic cover be contacted with the open topped of plastics staving along the downward landing of outer wall of described plastics staving under gravity, thus to make via window to the passage of plastics staving open topped to be close; Wherein, described heat-sensitive resin material is modified alkyd resin, the manufacturing process of described modified alkyd resin is as follows: add in esterifying kettle by the rosin of the dimethylbenzene of the phthalate anhydride of the polytetramethylene glycol of the end hydroxy butadiene of the methylsuccinic acid of the soy(a)-bean oil fatty acid of 18.2wt%, 4.8wt%, 8.8wt%, 5.1wt%, 10.8wt%, 3.08wt%, the maleic anhydride of 0.35wt% and surplus, be warming up to 150 DEG C, start to stir, when being warmed up to 180 DEG C, constant temperature refluxes 1 hour; Continue to be warmed up to 225 ~ 230 DEG C, refuxing esterification, remain to acid number and be less than 10mgKOH/g, in suction reactor, cooling curing.
2. according to claim 1 have heat-resisting and plastic garbage bin that is fire-proof function, it is characterized in that: on the outer wall of described plastics staving, be also provided with smooth refractory coating, and its thickness is 100-500 μm; Described smooth refractory coating is by 2 of spraying 18wt%, the polyaryletherketone of the dimethyl siloxane of the melamine formaldehyde resin of the chloro-diphenylsulfide of 2'-dihydroxyl-5,5'-bis-, 12wt%, the polytetrafluoroethylene of 8wt%, 5wt%, the hydroxyethyliminodiacetic acid of 5wt%, the calcium fluoride of 5wt%, the alkylether sulfonate of 2wt% and surplus is formed.
3. according to claim 1 have heat-resisting and plastic garbage bin that is fire-proof function, it is characterized in that: described plastics staving and plastic cover are prepared by heat resisting flame retardant resin composition.
CN201310524216.3A 2013-10-30 2013-10-30 Plastic dustbin with heat-resisting and fireproofing functions Active CN103569552B (en)

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Publication number Priority date Publication date Assignee Title
CN109250333A (en) * 2017-07-13 2019-01-22 广东沛达复合材料有限公司 A kind of dustbin of composite material production
KR102180417B1 (en) * 2019-02-27 2020-11-18 인천대학교 산학협력단 Waste bins that can extinguish fire both inside and outside

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WO2001094471A1 (en) * 2000-06-02 2001-12-13 Polyplastics Co., Ltd. Flame-retardant resin composition
US6394313B1 (en) * 2001-03-13 2002-05-28 Charles R. Wesley Household grease storage container
KR100432705B1 (en) * 2001-07-07 2004-05-24 용성공업 주식회사 a garbage equipped with a fire extinguishing water bag
JP2005247576A (en) * 2004-03-08 2005-09-15 Daitekku:Kk Refuse vessel
FI120678B (en) * 2007-11-14 2010-01-29 Maricap Oy Procedure for closing the filling opening in a garbage container and garbage container and suppress waste transport system
CN201545437U (en) * 2009-02-11 2010-08-11 郴州嘉鸿玻璃钢工程有限公司 Fireproof garbage bin
US20100286642A1 (en) * 2009-05-11 2010-11-11 Allen Jr William Maxwell Water-stable, oil-modified, nonreactive alkyd resin construction adhesives, and use thereof
CN202107261U (en) * 2011-06-24 2012-01-11 安徽理工大学 Trash can
CN202346230U (en) * 2011-10-28 2012-07-25 上海市宝山区第一中心小学 Garbage can
CN202379348U (en) * 2011-12-27 2012-08-15 张珊 Garbage can with waterproof barrel

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Inventor after: Zeng Xiao

Inventor before: Fu Lanxun

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Effective date of registration: 20170609

Address after: 400000 sense of industry zone, Jiangjin District, Chongqing

Patentee after: Chongqing saipu plastic products Co., Ltd.

Address before: 318020 Taizhou Province, Huangyan District, the new street in the village of the former 1037, No., No. seven

Patentee before: Fu Lanxun

CP01 Change in the name or title of a patent holder
CP01 Change in the name or title of a patent holder

Address after: 400000 Degan Industrial Park, Jiangjin District, Chongqing

Patentee after: Chongqing saipu Industrial Co.,Ltd.

Address before: 400000 Degan Industrial Park, Jiangjin District, Chongqing

Patentee before: CHONGQING SHAPE PLASTIC PRODUCTS Co.,Ltd.