CN205205873U - Novel compound die plastics well lid - Google Patents
Novel compound die plastics well lid Download PDFInfo
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- CN205205873U CN205205873U CN201521062983.8U CN201521062983U CN205205873U CN 205205873 U CN205205873 U CN 205205873U CN 201521062983 U CN201521062983 U CN 201521062983U CN 205205873 U CN205205873 U CN 205205873U
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- well lid
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Abstract
The utility model discloses a novel compound die plastics well lid, include: the setting is at the well lid top layer on upper portion moulding compound composition layer and the well lid bottom moulding compound lamellar structure of setting in the lower part, well lid bottom moulding compound lamellar structure is including the 7 -15 layer moulding compound layer that stacks gradually the setting, the moulding compound layer stick with paste the layer and the useless glass fiber cloth layer that sets up in the lower part including setting up at the moulding compound on upper portion. The utility model discloses a disclosed novel compound die plastics well lid adopts old and useless glass fiber cloth as the reinforced materials of well lid lower part, both can obtain non -degradable useless glass fiber cloth abundant utilization, has played the humidification to the well lid again, even use after ageing through long -time, the well lid can and can not take place the monoblock owing to the tensile effect of glass fiber cloth yet and split security height, green, long service life, ages at a rate is slow, and intensity is high, and is with low costs, and the security is high.
Description
Technical field
The utility model relates to manhole manufacturing technology field, particularly relates to a kind of NEW TYPE OF COMPOSITE moulding compound well lid.
Background technology
Manhole is the maintenance such as power supply, feedwater, draining, blowdown, communication, cable television, gas pipe, public lighting circuit for Urban Underground infrastructure, easy for installation and arrange.Generally being located on pipeline intersection, turning, caliber or gradient change place and straight line pipeline section and locating at a certain distance, is be convenient to make regular check on ancillary structure.Manhole is used in one residential (residential community, public building district, plant area etc.) scope that buried plastics pipe road external diameter is not more than 800mm, the depth of burying is not more than 6m, generally be located at drainage pipe intersection, turning, caliber or gradient change place, drop place etc., for the ease of making regular check on, clean with dredging or the plastics integrated injection molding of down-hole operation inspection form or brick become well shape structure.And well lid role is very important, both the cost being related to manhole is also related to the personal safety of the people, New type of S MC moulded well covers is a kind of new pattern manhole cover, adopt compression molding,-40 DEG C to 90 DEG C uses, application life 5-10 more than longer than casting iron well lid, be widely used in the engineerings such as municipal administration, pipeline, passage, power supply, water supply, but current SMC moulded well covers is all generally adopt in unsaturated polyester (UP) to add short glass fiber enhancing, but actual use procedure is through weight or agingly easily to rupture, and works the mischief to use safety.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of NEW TYPE OF COMPOSITE moulding compound well lid, long service life, aging speed is slow, and intensity is high, adopts waste and old glass fabric as the reinforcing material of well lid bottom, both non-degradable waste glass fibre cloth can be fully utilized, serve humidification to well lid again, even if after long-time use is aging, also can not there is monoblock fracture in well lid due to the stretching action of glass fabric, safety is high, environmental protection.
For solving the problems of the technologies described above, the utility model provides a kind of manufacture method of NEW TYPE OF COMPOSITE moulding compound well lid, comprises the following steps:
Step one, prepare well lid top layer molding compound composite; Described well lid top layer molding compound composite is calculated in mass percent and forms according to following proportioning: 191 unsaturated polyester resin 20%-30%, peroxidized t-butyl perbenzoate 0.2%-0.3%, zinc stearate 3%-8%, alkali-free short glass fiber 20%-30%, liquid paint 0.1%-0.2%, surplus are calcium carbonate, by above each component through kneader 28-33 DEG C of kneading, kneading time is greater than 1 hour.
Step 2, prepare well lid bottom moulding compound layer structure; Described well lid bottom moulding compound stratiform structure fabrication step is: spread the waste glass fibre cloth that one deck cuts by size first on the table, surface uniform is smeared moulding compound and is stuck with paste, then the waste glass fibre cloth that one deck cuts by size is repaved, continue to smear moulding compound at surface uniform to stick with paste, so repeat to lay 7-15 layer; Described moulding compound is stuck with paste to be calculated in mass percent and is formed according to following proportioning: peroxidized t-butyl perbenzoate 0.5%-1.5%, calcium hydroxide 0.5%-1.5%, zinc stearate 0.5%-1.5%, liquid paint 0.1%-0.2%, surplus are 191 unsaturated polyester resins, particularly preferred, described moulding compound is stuck with paste to be calculated in mass percent and is formed according to following proportioning: peroxidized t-butyl perbenzoate 0.8%, calcium hydroxide 1.2%, zinc stearate 0.9%, liquid paint 0.14%, surplus are 191 unsaturated polyester resins.
Step 3, well lid bottom moulding compound layer structure to be laid on bottom well lid lower mould.
Step 4, well lid top layer molding compound composite uniform spreading is located at well lid bottom moulding compound layer structure upper surface.
Upper die and lower die matched moulds is suppressed by step 5, unlatching hydraulic press, and hydraulic press pressure is 26-30MPa, and well lid lower mould temperature is 140-150 DEG C, and well lid upper mould temperature is 150-160 DEG C, and the press time is 15-20 minute.
Particularly preferred, the weight ratio of described well lid top layer molding compound composite and described well lid bottom moulding compound layer structure is 2: 1.
A kind of NEW TYPE OF COMPOSITE moulding compound well lid, comprising: the well lid top layer molding compound composite layer being arranged on top and the well lid bottom moulding compound layer structure being arranged on bottom; Described well lid bottom moulding compound layer structure comprises the 7-15 layer molding compound be cascading, and described molding compound comprises the moulding compound paste layer being arranged on top and the waste glass fibre layer of cloth being arranged on bottom.
Particularly preferred, be provided with alkali-free short glass fiber in the molding compound composite layer of well lid top layer.
Through national chemical building material quality Supervision Test Center inspection (report number 150031115804), the test load 250kN of described well lid, meeting GB/T23858-2009 " manhole cover ", there is not the damage affecting using function in well lid.
Beneficial effect: disclosed NEW TYPE OF COMPOSITE moulding compound well lid of the present utility model adopts waste and old glass fabric as the reinforcing material of well lid bottom, both non-degradable waste glass fibre cloth can be fully utilized, again humidification is served to well lid, even if after long-time use is aging, also monoblock fracture can not can be there is due to the stretching action of glass fabric in well lid, safety is high, environmental protection; Long service life, aging speed is slow, and intensity is high, and cost is low, and safety is high.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of NEW TYPE OF COMPOSITE moulding compound of the utility model well lid.
In figure, 1, well lid top layer molding compound composite layer, 2, moulding compound paste layer, 3, waste glass fibre layer of cloth.
Detailed description of the invention
As employed some vocabulary to censure specific components in the middle of manual and claim.Those skilled in the art should understand, and hardware manufacturer may call same assembly with different noun.This specification and claims are not used as with the difference of title the mode distinguishing assembly, but are used as the criterion of differentiation with assembly difference functionally." comprising " as mentioned in the middle of manual and claim is in the whole text an open language, therefore should be construed to " including but not limited to ".Manual subsequent descriptions is for implementing better embodiment of the present utility model, and right described description is to illustrate for the purpose of rule of the present utility model, and is not used to limit scope of the present utility model.Protection domain of the present utility model is when being as the criterion depending on the claims person of defining.
Below in conjunction with accompanying drawing, the utility model is described in further detail, but not as to restriction of the present utility model.
A manufacture method for NEW TYPE OF COMPOSITE moulding compound well lid, comprises the following steps:
Step one, prepare well lid top layer molding compound composite; Described well lid top layer molding compound composite is calculated in mass percent and forms according to following proportioning: 191 unsaturated polyester resin 20%-30%, peroxidized t-butyl perbenzoate 0.2%-0.3%, zinc stearate 3%-8%, alkali-free short glass fiber 20%-30%, liquid paint 0.1%-0.2%, surplus are calcium carbonate, by above each component through kneader 28-33 DEG C of kneading, kneading time is greater than 1 hour.
Step 2, prepare well lid bottom moulding compound layer structure; Described well lid bottom moulding compound stratiform structure fabrication step is: spread the waste glass fibre cloth that one deck cuts by size first on the table, surface uniform is smeared moulding compound and is stuck with paste, then the waste glass fibre cloth that one deck cuts by size is repaved, continue to smear moulding compound at surface uniform to stick with paste, so repeat to lay 7-15 layer; Described moulding compound is stuck with paste to be calculated in mass percent and is formed according to following proportioning: peroxidized t-butyl perbenzoate 0.5%-1.5%, calcium hydroxide 0.5%-1.5%, zinc stearate 0.5%-1.5%, liquid paint 0.1%-0.2%, surplus are 191 unsaturated polyester resins.
Step 3, well lid bottom moulding compound layer structure to be laid on bottom well lid lower mould.
Step 4, well lid top layer molding compound composite uniform spreading is located at well lid bottom moulding compound layer structure upper surface.
Upper die and lower die matched moulds is suppressed by step 5, unlatching hydraulic press, and hydraulic press pressure is 26-30MPa, and well lid lower mould temperature is 140-150 DEG C, and well lid upper mould temperature is 150-160 DEG C, and the press time is 15-20 minute.
Particularly preferred, the weight ratio of described well lid top layer molding compound composite and described well lid bottom moulding compound layer structure is 2: 1.
As shown in Figure 1, a kind of NEW TYPE OF COMPOSITE moulding compound well lid, comprising: be arranged on the well lid top layer molding compound composite layer 1 on top and be arranged on the well lid bottom moulding compound layer structure of bottom; Described well lid bottom moulding compound layer structure comprises the 7-15 layer molding compound be cascading, and described molding compound comprises the moulding compound paste layer 2 being arranged on top and the waste glass fibre layer of cloth 3 being arranged on bottom.
Particularly preferred, be provided with alkali-free short glass fiber in well lid top layer molding compound composite layer 1.
Particularly preferred, the test load of described well lid is more than or equal to 250kN.
Embodiment 1
A manufacture method for NEW TYPE OF COMPOSITE moulding compound well lid, comprises the following steps:
Step one, prepare well lid top layer molding compound composite; Described well lid top layer molding compound composite is calculated in mass percent and forms according to following proportioning: 191 unsaturated polyester resins 20%, peroxidized t-butyl perbenzoate 0.2%, zinc stearate 3%, alkali-free short glass fiber 20%, liquid paint 0.1%, surplus are calcium carbonate, by above each component through kneader 28 DEG C of kneadings, kneading time is greater than 1 hour.
Step 2, prepare well lid bottom moulding compound layer structure; Described well lid bottom moulding compound stratiform structure fabrication step is: spread the waste glass fibre cloth that one deck cuts by size first on the table, surface uniform is smeared moulding compound and is stuck with paste, then the waste glass fibre cloth that one deck cuts by size is repaved, continue to smear moulding compound at surface uniform to stick with paste, so repeat laying 15 layers; Described moulding compound is stuck with paste to be calculated in mass percent and is formed according to following proportioning: peroxidized t-butyl perbenzoate 1.5%, calcium hydroxide 1.5%, zinc stearate 1.5%, liquid paint 0.2%, surplus are 191 unsaturated polyester resins.
Step 3, well lid bottom moulding compound layer structure to be laid on bottom well lid lower mould.
Step 4, well lid top layer molding compound composite uniform spreading is located at well lid bottom moulding compound layer structure upper surface.
Upper die and lower die matched moulds is suppressed by step 5, unlatching hydraulic press, and hydraulic press pressure is 26MPa, and well lid lower mould temperature is 140 DEG C, and well lid upper mould temperature is 150 DEG C, and the press time is 15 minutes.
Particularly preferred, the weight ratio of described well lid top layer molding compound composite and described well lid bottom moulding compound layer structure is 2: 1.
As shown in Figure 1, a kind of NEW TYPE OF COMPOSITE moulding compound well lid, comprising: be arranged on the well lid top layer molding compound composite layer 1 on top and be arranged on the well lid bottom moulding compound layer structure of bottom; Described well lid bottom moulding compound layer structure comprises the 15 layers of molding compound be cascading, and described molding compound comprises the moulding compound paste layer 2 being arranged on top and the waste glass fibre layer of cloth 3 being arranged on bottom.
Particularly preferred, be provided with alkali-free short glass fiber in well lid top layer molding compound composite layer 1.
Particularly preferred, the test load of described well lid is more than or equal to 250kN.
Embodiment 2
A manufacture method for NEW TYPE OF COMPOSITE moulding compound well lid, comprises the following steps:
Step one, prepare well lid top layer molding compound composite; Described well lid top layer molding compound composite is calculated in mass percent and forms according to following proportioning: 191 unsaturated polyester resins 30%, peroxidized t-butyl perbenzoate 0.3%, zinc stearate 8%, alkali-free short glass fiber 30%, liquid paint 0.2%, surplus are calcium carbonate, by above each component through kneader 33 DEG C of kneadings, kneading time is greater than 1 hour.
Step 2, prepare well lid bottom moulding compound layer structure; Described well lid bottom moulding compound stratiform structure fabrication step is: spread the waste glass fibre cloth that one deck cuts by size first on the table, surface uniform is smeared moulding compound and is stuck with paste, then the waste glass fibre cloth that one deck cuts by size is repaved, continue to smear moulding compound at surface uniform to stick with paste, so repeat laying 7 layers; Described moulding compound is stuck with paste to be calculated in mass percent and is formed according to following proportioning: peroxidized t-butyl perbenzoate 0.5%, calcium hydroxide 0.5%, zinc stearate 0.5%, liquid paint 0.1%, surplus are 191 unsaturated polyester resins.
Step 3, well lid bottom moulding compound layer structure to be laid on bottom well lid lower mould.
Step 4, well lid top layer molding compound composite uniform spreading is located at well lid bottom moulding compound layer structure upper surface.
Upper die and lower die matched moulds is suppressed by step 5, unlatching hydraulic press, and hydraulic press pressure is 30MPa, and well lid lower mould temperature is 150 DEG C, and well lid upper mould temperature is 160 DEG C, and the press time is 20 minutes.
Particularly preferred, the weight ratio of described well lid top layer molding compound composite and described well lid bottom moulding compound layer structure is 2: 1.
As shown in Figure 1, a kind of NEW TYPE OF COMPOSITE moulding compound well lid, comprising: be arranged on the well lid top layer molding compound composite layer 1 on top and be arranged on the well lid bottom moulding compound layer structure of bottom; Described well lid bottom moulding compound layer structure comprises the 7 layers of molding compound be cascading, and described molding compound comprises the moulding compound paste layer 2 being arranged on top and the waste glass fibre layer of cloth 3 being arranged on bottom.
Particularly preferred, be provided with alkali-free short glass fiber in well lid top layer molding compound composite layer 1.
Particularly preferred, the test load of described well lid is more than or equal to 250kN.
Embodiment 3
A manufacture method for NEW TYPE OF COMPOSITE moulding compound well lid, comprises the following steps:
Step one, prepare well lid top layer molding compound composite; Described well lid top layer molding compound composite is calculated in mass percent and forms according to following proportioning: 191 unsaturated polyester resins 26%, peroxidized t-butyl perbenzoate 0.26%, zinc stearate 4.5%, alkali-free short glass fiber 24%, liquid paint 0.16%, surplus are calcium carbonate, by above each component through kneader 31 DEG C of kneadings, kneading time is greater than 1 hour.
Step 2, prepare well lid bottom moulding compound layer structure; Described well lid bottom moulding compound stratiform structure fabrication step is: spread the waste glass fibre cloth that one deck cuts by size first on the table, surface uniform is smeared moulding compound and is stuck with paste, then the waste glass fibre cloth that one deck cuts by size is repaved, continue to smear moulding compound at surface uniform to stick with paste, so repeat laying 11 layers; Described moulding compound is stuck with paste to be calculated in mass percent and is formed according to following proportioning: peroxidized t-butyl perbenzoate 0.8%, calcium hydroxide 1.2%, zinc stearate 0.9%, liquid paint 0.14%, surplus are 191 unsaturated polyester resins.
Step 3, well lid bottom moulding compound layer structure to be laid on bottom well lid lower mould.
Step 4, well lid top layer molding compound composite uniform spreading is located at well lid bottom moulding compound layer structure upper surface.
Upper die and lower die matched moulds is suppressed by step 5, unlatching hydraulic press, and hydraulic press pressure is 28MPa, and well lid lower mould temperature is 144 DEG C, and well lid upper mould temperature is 157 DEG C, and the press time is 18 minutes.
Particularly preferred, the weight ratio of described well lid top layer molding compound composite and described well lid bottom moulding compound layer structure is 2: 1.
As shown in Figure 1, a kind of NEW TYPE OF COMPOSITE moulding compound well lid, comprising: be arranged on the well lid top layer molding compound composite layer 1 on top and be arranged on the well lid bottom moulding compound layer structure of bottom; Described well lid bottom moulding compound layer structure comprises the 11 layers of molding compound be cascading, and described molding compound comprises the moulding compound paste layer 2 being arranged on top and the waste glass fibre layer of cloth 3 being arranged on bottom.
Particularly preferred, be provided with alkali-free short glass fiber in well lid top layer molding compound composite layer 1.
Particularly preferred, the test load of described well lid is more than or equal to 250kN.
Disclosed NEW TYPE OF COMPOSITE moulding compound well lid of the present utility model adopts waste and old glass fabric as the reinforcing material of well lid bottom, both non-degradable waste glass fibre cloth can be fully utilized, again humidification is served to well lid, even if after long-time use is aging, also monoblock fracture can not can be there is due to the stretching action of glass fabric in well lid, safety is high, environmental protection; Long service life, aging speed is slow, and intensity is high, and cost is low, and safety is high.
Above-mentioned explanation illustrate and describes some preferred embodiments of the present utility model, but as previously mentioned, be to be understood that the utility model is not limited to the form disclosed by this paper, should not regard the eliminating to other embodiments as, and can be used for other combinations various, amendment and environment, and can in utility model contemplated scope described herein, changed by the technology of above-mentioned instruction or association area or knowledge.And the change that those skilled in the art carry out and change do not depart from spirit and scope of the present utility model, then all should in the protection domain of the utility model claims.
Claims (5)
1. a NEW TYPE OF COMPOSITE moulding compound well lid, is characterized in that, comprising: well lid top layer molding compound composite layer (1) being arranged on top and the well lid bottom moulding compound layer structure being arranged on bottom; Described well lid bottom moulding compound layer structure comprises the 7-15 layer molding compound be cascading, and described molding compound comprises the moulding compound paste layer (2) being arranged on top and the waste glass fibre layer of cloth (3) being arranged on bottom.
2. well lid according to claim 1, is characterized in that, is provided with alkali-free short glass fiber in well lid top layer molding compound composite layer (1).
3. well lid according to claim 1, is characterized in that, the test load of described well lid is more than or equal to 250kN.
4. well lid according to claim 1, is characterized in that, the weight ratio of described well lid top layer molding compound composite and described well lid bottom moulding compound layer structure is 2: 1.
5. well lid according to claim 1, is characterized in that, described well lid bottom moulding compound layer structure comprises the 11 layers of molding compound be cascading.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521062983.8U CN205205873U (en) | 2015-12-07 | 2015-12-07 | Novel compound die plastics well lid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521062983.8U CN205205873U (en) | 2015-12-07 | 2015-12-07 | Novel compound die plastics well lid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205205873U true CN205205873U (en) | 2016-05-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521062983.8U Active CN205205873U (en) | 2015-12-07 | 2015-12-07 | Novel compound die plastics well lid |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205205873U (en) |
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2015
- 2015-12-07 CN CN201521062983.8U patent/CN205205873U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180425 Address after: 321000 Tang Ya Town, Jindong District, Jinhua City, Zhejiang Province Patentee after: Jinhua Yuen Cheng new materials Co., Ltd. Address before: 321000 No. 32, Xian Di street, Dai Dian community, Dong Xiao street, Jindong District, Jinhua, Zhejiang Patentee before: Yao Yijian |
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| TR01 | Transfer of patent right |