CN101112959A - Processing technology for non-shell counterweight - Google Patents
Processing technology for non-shell counterweight Download PDFInfo
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- CN101112959A CN101112959A CNA2007100247907A CN200710024790A CN101112959A CN 101112959 A CN101112959 A CN 101112959A CN A2007100247907 A CNA2007100247907 A CN A2007100247907A CN 200710024790 A CN200710024790 A CN 200710024790A CN 101112959 A CN101112959 A CN 101112959A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/91—Use of waste materials as fillers for mortars or concrete
Abstract
The invention provides a no-shell counterweight art process, relating to the manufacture of the lifter counterweight part. The invention mainly consists of the crushing flow of the iron ore and barites, manufacturing process of the concrete plastic parts and the steam curing flow; in the manufacturing process of the concrete plastic parts, the weight proportions between the fore-strength cement, iron ore, barite, PVA2299-B-I additive and water are serially 1.1 through 1.5 : 2 through 5 : 2 through 5 : 0.1 through 0.3 : 0.3 through 0.6; by adopting the counterweight part of the production process of the invention, the counterweight iron is replaced by the concrete plastic parts; compared with the casting iron counterweight, the production cost is reduced at least by 50 percent; meanwhile, the PCA2299-B-I additive is added and the proportion between the cement and the water is reduced on the original base; by adopting the scheme, the invention not only improves the integration proportion of the counterweight, but also reinforces the strength of the counterweight; by the experiment, the anti-impact of the counterweight part made by the concrete plastic part is not less than 60 Mpa, the anti-pressure is not less than 20 Mpa, and the average proportion of the counterweight part ranges from 3.0 g/cm3 to 3.6 g/cm3.
Description
Technical field
Technical solution of the present invention relates to the manufacturing of the counterweight that uses on elevator.
Background technology
In the prior art, the counterweight that uses on elevator is balance weight iron, and this balance weight iron is an iron casting, and it is very big to the pollution of environment to produce a large amount of flue dust in the course of processing, and along with the rise of the prices of raw and semifnished materials, the productive costs of this balance weight iron also significantly improves.For solving the problems of the technologies described above, people attempt to replace balance weight iron with the counterweight that contains the cement composition, specific practice is, in the cement concrete that cement, sand, stone are formed, add the scrap iron piece, improve the proportion of this counterweight, but, cause the balance quality of this counterweight can not satisfy requirement as elevator counter weight because the scrap iron piece can not evenly be placed in cement concrete, in addition, the above-mentioned counterweight of making by conventional concrete technology is difficult to the mechanical characteristics that reaches required.
In the patent documentation of China, have one piece by name " a kind of processing technology of elevator counter weight ", application number is 200510040209.1 patent application document, above-mentioned counterweight processing technology mainly comprises: the crushing circuit of iron ore, flow process is made in the core body compacting, the making flow process of shell, make in the flow process in the core body compacting, this technology will evenly be mixed to join in the core body through the iron ore of fragmentation, in order to improve the proportion of counterweight, again through 250 tons of pressure compression mouldings, the counterweight of making by above-mentioned technology has reached as the required technical performance of elevator counter weight, but further the raising of awaiting.
PCA2299-B-I additive chemical name methylnaphthalene semi-annular jade pendant acid sodium, groundwork is crude naphthalene, sulfuric acid, formaldehyde and liquid caustic soda.
Summary of the invention
The objective of the invention is: the processing technology of inventing a kind of non-shell counterweight, the counterweight that contains the cement composition with solution uses on elevator, reach the technical matters that it uses required mechanical characteristics, further improve resistance performance, compressive resistance performance and the crash resistance energy of cement product, shorten service time, further reduce production costs.
For achieving the above object, technical scheme of the present invention is: a kind of processing technology of non-shell counterweight, and it mainly comprises iron ore, bar crushing circuit, the making flow process of cement concrete plastic part and vapor cure flow process; In iron ore, barite crushing circuit, iron ore, barite are carried out fragmentation, crushed particles is 0.5-20mm, purpose is for satisfying the product needed of different specific weight; In the making flow process of cement concrete plastic part, the raw material of cement concrete plastics is high early cement, iron ore particle, barite particle, PCA2299-B-I additive and water, the weight ratio of high early cement, iron ore particle, barite particle, PCA2299-B-I additive and water is followed successively by 1.1-1.5: 2-5: 2-5: 0.1-0.3: 0.3-0.6, to stir according to the cement concrete plastic raw materials of making prescription, cement concrete plastic pouring after stirring is gone in the mould, through 250 tons of pressure compression mouldings or vibration moulding; In the steam-cured flow process, the counterweight of the compression moulding of the demoulding or vibration moulding placed in the Boiler Steam room carry out vapor cure, the vapor cure time is 6 hours, and vapor (steam) temperature is 60 ℃-80 ℃.Adopt this basic technical scheme, purpose is in order to guarantee the compressive strength of counterweight, and crash resistance energy and shorten curing time further reduces production costs.
According to above-mentioned basic technical scheme, in the making flow process of the cement concrete plastic part that adopts compression moulding, high early cement, iron ore particle, barite particle, the weight ratio of PCA2299-B-I additive and water was followed successively by 1.2: 3.4: 4.7: 0.2: 0.5.
According to above-mentioned basic technical scheme, in the making flow process of the cement concrete plastic part that adopts compression moulding, the weight ratio of high early cement, iron ore particle, barite particle, PCA2299-B-I additive and water was followed successively by 1.3: 3.7: 4.3: 0.2: 0.5.
According to above-mentioned basic technical scheme, in the making flow process of the cement concrete plastic part that adopts compression moulding, the weight ratio of high early cement, iron ore particle, barite particle, PCA2299-B-I additive and water was followed successively by 1.3: 4: 4: 0.2: 0.5.
According to above-mentioned basic technical scheme, in the making flow process of the cement concrete plastic part that adopts compression moulding, the weight ratio of high early cement, iron ore particle, barite particle, PCA2299-B-I additive and water was followed successively by 1.3: 4.2: 3.8: 0.2: 0.5.
According to above-mentioned basic technical scheme, in the making flow process of the cement concrete plastic part that adopts cast vibration moulding, the weight ratio of high early cement, iron ore particle, barite particle, PCA2299-B-I additive and water was followed successively by 1.2: 3.4: 4.7: 0.2: 0.5.
According to above-mentioned basic technical scheme, in the making flow process of the cement concrete plastic part that adopts cast vibration moulding, the weight ratio of high early cement, iron ore particle, barite particle, PCA2299-B-I additive and water was followed successively by 1.3: 3.7: 4.3: 0.2: 0.5.
According to above-mentioned basic technical scheme, in the making flow process of the cement concrete plastic part that adopts cast vibration moulding, the weight ratio of high early cement, iron ore particle, barite particle, PCA2299-B-I additive and water was followed successively by 1.3: 4: 4: 0.2: 0.5.
According to above-mentioned basic technical scheme, in the making flow process of the cement concrete plastic part that adopts cast vibration moulding, the weight ratio of high early cement, iron ore particle, barite particle, PCA2299-B-I additive and water was followed successively by 1.3: 4.2: 3.8: 0.2: 0.5.
Owing to adopt technique scheme, counterweight with the cement concrete plastic production substitutes balance weight iron, solved existing elevator counterweight iron production process and polluted technical matters excessive and that labour intensity big, danger is big, compared with balance weight iron, productive costs reduces by 50% at least.Use the PCA2299-B-I additive on the basis of original technology, to reduce the ratio of cement and water again, use iron ore particle and barite particle, regulated the whole proportion of clump weight, like this, the intensity of clump weight is strengthened.The counterweight shock resistance of making by the present invention is not less than 60Mpa, and compressive resistance is not less than 20Mpa, falls from 0.6 meter eminence and does not rupture, and proportion restrains every cm3 at 3.0-3.6.The counterweight product that utilizes production technology of the present invention to produce is suitable to the counterweight that uses on the elevator, can satisfy the requirement of elevator counter weight to mechanical characteristics.
The specific embodiment
A kind of processing technology of non-shell counterweight of the employing cement concrete plastic production that uses on elevator mainly comprises: iron ore, bar crushing circuit, the making flow process of cement concrete plastic part and vapor cure flow process.In iron ore, bar crushing circuit, iron ore, the bar particle that is broken for 0.5-20mm; Use iron ore, bar purpose to be, adjust the proportion of cement concrete plastic part; The raw material of cement concrete plastic part is: high early cement, iron ore particle, barite particle, PCA2299-B-I additive and water, its weight proportion is 1.1-1.5: 2-5: 2-5: 0.1-0.3: 0.3-0.6, to stir according to the raw material of cement concrete plastic production prescription, cement concrete plastics after stirring are put into mould, through 250 tons of pressure compression mouldings or cast vibration moulding.In the vapor cure flow process, adopt steam-cured purpose to be: further to improve resistance performance, compressive resistance performance, the crash resistance energy of cement concrete plastic part and shorten service time.The PCA2299-B-I additive outsourcing of using among the present invention, the manufacturer of the said goods is Liyang City, Jiangsu Province Rieter auxiliary agent Co., Ltd.
Below adopt the embodiment of compacting making for non-shell counterweight:
Embodiment 1: the weight ratio of high early cement, iron ore particle, barite particle, PCA2299-B-I additive and water was followed successively by 1.2: 3.4: 4.7: 0.2: 0.5, to stir according to the raw material of cement concrete plastic production prescription, cement concrete plastic pouring after stirring is in mould, through 250 tons of pressure compression mouldings, the counterweight of moulding is placed on carries out the steam maintenance in the Boiler Steam room, the steam service time is 6 hours, and vapor (steam) temperature is between 60 ℃-80 ℃.By experiment, the counterweight shock resistance of making according to present embodiment is not less than 60Mpa, and compressive resistance is not less than 20Mpa, and height falls non-cracking from 0.6 meter eminence.The mean specific gravity of counterweight is not less than the every cm3 of 3.0 grams.
Embodiment 2: high early cement, iron ore particle, barite particle, the weight ratio of PCA2299-B-I additive and water was followed successively by 1.3: 3.7: 4.3: 0.2: 0.5, to stir according to the raw material of cement concrete plastic production prescription, the cement concrete plastic pouring that forms through 250 tons of pressure compression mouldings, is placed on the counterweight of moulding and carries out the steam maintenance in the Boiler Steam room in mould, the steam service time is 6 hours, and vapor (steam) temperature is between 60 ℃-80 ℃.By experiment, the counterweight shock resistance of making according to present embodiment is not less than 60Mpa, and compressive resistance is not less than 20Mpa, and height falls non-cracking from 0.6 meter eminence.The mean specific gravity of counterweight is not less than the every cm3 of 3.2 grams.
Embodiment 3: high early cement, iron ore particle, barite particle, the weight ratio of PCA2299-B-I additive and water was followed successively by 1.3: 4: 4: 0.2: 0.5, to make the cement concrete plastics of filling a prescription according to cement stirs, cement concrete plastic pouring after stirring through 250 tons of pressure compression mouldings, is placed on the counterweight of moulding and carries out the steam maintenance in the Boiler Steam room in mould, service time is 6 hours, and vapor (steam) temperature is between 60 ℃-80 ℃.By experiment, the counterweight shock resistance of making according to present embodiment is not less than 60Mpa, and compressive resistance is not less than 20Mpa, and height falls non-cracking from 0.6 meter eminence.The mean specific gravity of counterweight is not less than the every cm3 of 3.4 grams.
Embodiment 4: high early cement, iron ore particle, barite particle, the weight ratio of PCA2299-B-I additive and water was followed successively by 1.3: 4.2: 3.8: 0.2: 0.5, to stir according to the raw material of cement concrete plastic production prescription, cement concrete plastic pouring after stirring through 250 tons of pressure compression mouldings, is placed on the counterweight of moulding and carries out the steam maintenance in the Boiler Steam room in mould, the steam service time is 6 hours, and vapor (steam) temperature is between 60 ℃-80 ℃.By experiment, the counterweight shock resistance of making according to present embodiment is not less than 60Mpa, and compressive resistance is not less than 20Mpa, and height falls non-cracking from 0.6 meter eminence.The mean specific gravity of counterweight is not less than the every cm3 of 3.6 grams.
Below adopt the embodiment of vibration making for non-shell counterweight:
Embodiment 5: the weight ratio of high early cement, iron ore particle, barite particle, PCA2299-B-I additive and water was followed successively by 1.2: 3.4: 4.7: 0.2: 0.5, to stir according to the raw material of cement concrete plastic production prescription, cement concrete plastic pouring after stirring is in mould, through vibration moulding, time of vibration was controlled at 6-8 minute, after technology finishes, adopt air ejection, the counterweight of stripping forming is placed on carries out the steam maintenance in the Boiler Steam room, the steam service time is 6 hours, and vapor (steam) temperature is between 60 ℃-80 ℃.By experiment, the counterweight shock resistance of making according to present embodiment is not less than 60Mpa, and compressive resistance is not less than 20Mpa, and height falls non-cracking from 0.6 meter eminence.The mean specific gravity of counterweight is not less than the every cm3 of 3.0 grams.
Embodiment 6: high early cement, iron ore particle, barite particle, the weight ratio of PCA2299-B-I additive and water was followed successively by 1.3: 3.7: 4.3: 0.2: 0.5, to stir according to the raw material of cement concrete plastic production prescription, the cement concrete plastic pouring that forms is in mould, through vibration moulding, time of vibration was controlled at 6-8 minute, behind the technology knot, adopt air ejection, the counterweight of stripping forming is placed on carries out the steam maintenance in the Boiler Steam room, the steam service time is 6 hours, and vapor (steam) temperature is between 60 ℃-80 ℃.By experiment, the counterweight shock resistance of making according to present embodiment is not less than 60Mpa, and compressive resistance is not less than 20Mpa, and height falls non-cracking from 0.6 meter eminence.The mean specific gravity of counterweight is not less than the every cm3 of 3.2 grams.
Embodiment 7: high early cement, iron ore particle, barite particle, the weight ratio of PCA2299-B-I additive and water was followed successively by 1.3: 4: 4: 0.2: 0.5, to stir according to the raw material of cement concrete plastic production prescription, cement concrete plastic pouring after stirring is in mould, vibration moulding, time of vibration was controlled at 6-8 minute, after technology finishes, adopt air ejection, the counterweight of stripping forming is placed on carries out the steam maintenance in the Boiler Steam room, service time is 6 hours, and vapor (steam) temperature is between 60 ℃-80 ℃.By experiment, the counterweight shock resistance of making according to present embodiment is not less than 60Mpa, and compressive resistance is not less than 20Mpa, and height falls non-cracking from 0.6 meter eminence.The mean specific gravity of counterweight is not less than the every cm3 of 3.4 grams.
Embodiment 8: high early cement, iron ore particle, barite particle, the weight ratio of PCA2299-B-I additive and water was followed successively by 1.3: 4.2: 3.8: 0.2: 0.5, to stir according to the raw material of cement concrete plastic production prescription, cement concrete plastic pouring after stirring is in mould, vibration moulding, time of vibration was controlled at 6-8 minute, after technology finishes, adopt air ejection, the counterweight of stripping forming is placed on carries out the steam maintenance in the Boiler Steam room, the steam service time is 6 hours, and vapor (steam) temperature is between 60 ℃-80 ℃.By experiment, the counterweight shock resistance of making according to present embodiment is not less than 60Mpa, and compressive resistance is not less than 20Mpa, and height falls non-cracking from 0.6 meter eminence.The mean specific gravity of counterweight is not less than the every cm3 of 3.6 grams.
In the above-described embodiments, in the prescription limited range, with the method that improves iron ore particle, barite particle weight ratio, the mean specific gravity that can regulate counterweight satisfies the requirement of elevator to counterweight proportion; In the prescription limited range, with the method that improves PCA2299-B-I additive weight ratio, can improve shock resistance, compressive resistance performance and the crash resistance energy of counterweight, satisfy the requirement of elevator shock resistance, compressive resistance performance and the crash resistance energy of counterweight; In the prescription limited range, adopt compacting and vibration moulding, also can improve resistance performance, compressive resistance performance and the crash resistance energy of cement concrete plastic part.In the prescription limited range, the weight ratio of water increases or reduces the not influence of quality to counterweight.
Claims (9)
1. the processing technology of a non-shell counterweight, it is characterized in that: it mainly comprises iron ore, bar crushing circuit, the making flow process of cement concrete plastic part and vapor cure flow process; In iron ore, barite crushing circuit, iron ore, barite are carried out fragmentation, crushed particles is 0.5-20mm; In the making flow process of cement concrete plastic part, the raw material of cement concrete plastics is high early cement, iron ore particle, barite particle, PCA2299-B-I additive and water, the weight ratio of high early cement, iron ore particle, barite particle, PCA2299-B-I additive and water is followed successively by 1.1 ~ 1.5: 2 ~ 5: 2 ~ 5: 0.1 ~ 0.3: 0.3 ~ 0.6, to stir according to the raw material of making prescription, cement concrete plastics after stirring are put in the mould, through 250 tons of pressure compactings or vibration moulding; In steam-cured flow process, the counterweight of stripping forming is placed on carries out vapor cure in the Boiler Steam room, the vapor cure time is 6 hours, vapor (steam) temperature is 60 ℃-80 ℃.
2. the processing technology of non-shell counterweight according to claim 1, it is characterized in that: make in the flow process at the cement concrete plastic part of compression moulding, high early cement, iron ore particle, barite particle, the weight ratio of PCA2299-B-I additive and water was followed successively by 1.2: 3.4: 4.7: 0.2: 0.5.
3. the processing technology of non-shell counterweight according to claim 1, it is characterized in that: the cement concrete plastic part in compression moulding is made in the flow process, and the weight ratio of high early cement, iron ore particle, barite particle, PCA2299-B-I additive and water was followed successively by 1.3: 3.7: 4.3: 0.2: 0.5.
4. the processing technology of non-shell counterweight according to claim 1, it is characterized in that: the cement concrete plastic part in compression moulding is made in the flow process, and the weight ratio of high early cement, iron ore particle, barite particle, PCA2299-B-I additive and water was followed successively by 1.3: 4: 4: 0.2: 0.5.
5. the processing technology of non-shell counterweight according to claim 1, it is characterized in that: the cement concrete plastic part in compression moulding is made in the flow process, and the weight ratio of high early cement, iron ore particle, barite particle, PCA2299-B-I additive and water was followed successively by 1.3: 4.2: 3.8: 0.2: 0.5.
6. the processing technology of non-shell counterweight according to claim 1, it is characterized in that: make in the flow process at the cement concrete plastic part of vibration moulding, high early cement, iron ore particle, barite particle, the weight ratio of PCA2299-B-I additive and water was followed successively by 1.2: 3.4: 4.7: 0.2: 0.5.
7. the processing technology of non-shell counterweight according to claim 1, it is characterized in that: the cement concrete plastic part in vibration moulding is made in the flow process, and the weight ratio of high early cement, iron ore particle, barite particle, PCA2299-B-I additive and water was followed successively by 1.3: 3.7: 4.3: 0.2: 0.5.
8. the processing technology of non-shell counterweight according to claim 1, it is characterized in that: the cement concrete plastic part in vibration moulding is made in the flow process, and the weight ratio of high early cement, iron ore particle, barite particle, PCA2299-B-I additive and water was followed successively by 1.3: 4: 4: 0.2: 0.5.
9. the processing technology of non-shell counterweight according to claim 1, it is characterized in that: the cement concrete plastic part in vibration moulding is made in the flow process, and the weight ratio of high early cement, iron ore particle, barite particle, PCA2299-B-I additive and water was followed successively by 1.3: 4.2: 3.8: 0.2: 0.5.
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| Application Number | Priority Date | Filing Date | Title |
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| CNA2007100247907A CN101112959A (en) | 2007-06-25 | 2007-06-25 | Processing technology for non-shell counterweight |
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| CNA2007100247907A CN101112959A (en) | 2007-06-25 | 2007-06-25 | Processing technology for non-shell counterweight |
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| CN101112959A true CN101112959A (en) | 2008-01-30 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103482456A (en) * | 2013-09-26 | 2014-01-01 | 四川科莱电梯有限责任公司 | Elevator balancing weight and manufacturing method thereof |
| CN103601466A (en) * | 2013-11-13 | 2014-02-26 | 北海市海城区隆佳节能电梯设备销售中心 | Elevator counterweight block prepared from kaolin |
| CN103601427A (en) * | 2013-11-13 | 2014-02-26 | 北海市海城区隆佳节能电梯设备销售中心 | Composite material counter weight filler for elevator |
| CN103979391A (en) * | 2014-04-24 | 2014-08-13 | 宣城市华菱精工科技股份有限公司 | Integrated elevator counterweight filler of concrete |
-
2007
- 2007-06-25 CN CNA2007100247907A patent/CN101112959A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103482456A (en) * | 2013-09-26 | 2014-01-01 | 四川科莱电梯有限责任公司 | Elevator balancing weight and manufacturing method thereof |
| CN103601466A (en) * | 2013-11-13 | 2014-02-26 | 北海市海城区隆佳节能电梯设备销售中心 | Elevator counterweight block prepared from kaolin |
| CN103601427A (en) * | 2013-11-13 | 2014-02-26 | 北海市海城区隆佳节能电梯设备销售中心 | Composite material counter weight filler for elevator |
| CN103601427B (en) * | 2013-11-13 | 2017-07-25 | 朱增峰 | A kind of Composite material counter weight filler for elevator |
| CN103601466B (en) * | 2013-11-13 | 2017-09-26 | 舒文超 | Elevator counterweight block prepared by a kind of kaolin |
| CN103979391A (en) * | 2014-04-24 | 2014-08-13 | 宣城市华菱精工科技股份有限公司 | Integrated elevator counterweight filler of concrete |
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Open date: 20080130 |