CN104559930A - Snow melting agent for railway turnout and preparation method thereof - Google Patents
Snow melting agent for railway turnout and preparation method thereof Download PDFInfo
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- CN104559930A CN104559930A CN201410762600.1A CN201410762600A CN104559930A CN 104559930 A CN104559930 A CN 104559930A CN 201410762600 A CN201410762600 A CN 201410762600A CN 104559930 A CN104559930 A CN 104559930A
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Abstract
The invention relates to a snow melting agent for a railway turnout. The snow melting agent is prepared from the following raw materials in parts by weight: 25-35 parts of potassium acetate, 3-6 parts of potassium nitrate, 5-10 parts of magnesium acetate tetrahydrate, 5-10 parts of calcium nitrate tetrahydrate, 5-10 parts of ammonium dihydrogen phosphate, 1-5 parts of urea, 3-8 parts of sodium molybdate, 25-30 parts of sodium formate, 0.2-1.0 part of sodium metasilicate, 15-20 parts of ethylene glycol and 10-15 parts of glycerin. The snow melting agent for a railway turnout provided by the invention can be used for thoroughly clearing snow on the side wall of the railway turnout and is harmless to soil while the cost is low and the snow melting effect is good.
Description
Technical field
The invention belongs to snow-melting agent technical field, be specifically related to a kind of railway switch Snow Agent and preparation method thereof.
Background technology
Along with the travelling speed of railway transport of passengers train improves constantly, density constantly increases, and percent of punctuality requires more and more higher, requires that track switch wants normal conversion in snow sky, ensures the normal sending and receiving operation of train.The work that clears the snow of current northern China track switch in winter adopts the method for hand sweeping, take a lot of work, time-consuming, efficiency is low and have personnel safety hidden danger, therefore, be badly in need of the turnout snow melting system that development is applicable to China railways operation environment, the requirement adapt to modern railways train height, running on schedule with high-density.Simultaneously according to railway general requirement, all by supporting melting snow on turnout junction equipment on the Line for Passenger Transportation track switch of China's North of Yangtze River, to guarantee the normal use of Line for Passenger Transportation, during condition maturity, on northern main line, also progressively upper track will be installed by melting snow on turnout junction equipment and deposit Snow Agent.
Prior art Snow Agent mainly adopts sodium-chlor to be main raw material.Although reach the object of snow removing, corrodibility is large, not only can cause the heavy corrosion to highway, bridge, motor vehicle and traffic route facility, reduce work-ing life, and cause damage to the flowers, plants and trees of highway both sides, cause salinization to soil, cause environmental pollution; And existing snow melt powder only can remove the snow on railway switch surface, the snow for sidewall is difficult to reach the object thoroughly removed.
Summary of the invention
The object of the present invention is to provide a kind of railway switch Snow Agent, this Snow Agent thoroughly can remove the snow of railway switch sidewall, nuisanceless to soil, cost is low, effective.
In order to achieve the above object, the present invention is by the following technical solutions:
The invention provides a kind of railway switch Snow Agent, be made up of following raw material: Potassium ethanoate 25 ~ 35, saltpetre 3 ~ 6, four water acetic acid magnesium 5 ~ 10, four water-calcium nitrate 5 ~ 10, primary ammonium phosphate 5 ~ 10, urea 1 ~ 5, Sodium orthomolybdate 3 ~ 8, sodium formiate 25 ~ 30, Starso 0.2 ~ 1.0, ethylene glycol 15 ~ 20 and glycerol 10 ~ 15.
Described railway switch Snow Agent, is made up of following raw material: Potassium ethanoate 25 ~ 30, saltpetre 4 ~ 5, four water acetic acid magnesium 5 ~ 7, four water-calcium nitrate 6 ~ 8, primary ammonium phosphate 6 ~ 7, urea 3 ~ 5, Sodium orthomolybdate 3 ~ 5, sodium formiate 28 ~ 30, Starso 0.3 ~ 0.5, ethylene glycol 16 ~ 18 and glycerol 13 ~ 15.
Described railway switch Snow Agent, is made up of following raw material: Potassium ethanoate 26, saltpetre 4, four water acetic acid magnesium 6, four water-calcium nitrate 8, primary ammonium phosphate 6, urea 3, Sodium orthomolybdate 3, sodium formiate 29, Starso 0.4, ethylene glycol 17 and glycerol 14.
The preparation method of described railway switch Snow Agent, concrete steps are as follows: a. is by described Potassium ethanoate, saltpetre, four water acetic acid magnesium, four water-calcium nitrate, primary ammonium phosphate, urea, Sodium orthomolybdate, sodium formiate and Starso is pulverized respectively, cross 20 mesh sieves, then take formula ratio mixing and obtain powder mix A; B. according to formula, ethylene glycol and glycerol stirring and evenly mixing are obtained mixing liquid B; C. under stirring, in mixed liquid B, add powder mix A in 35 ~ 50 DEG C, stop after stirring stirring, being cooled to room temperature and obtaining product.
compared with prior art, the beneficial effect that obtains of the present invention:
1. the proportioning raw material used in Snow Agent of the present invention of the present invention is not containing poisonous and harmful substances, to human non-toxic's evil, to soil and plant also toxicological harmless effect, and being a kind of available fertilizer, is the indispensable chemical fertilizer of plant-growth, promoter action is had to crop growth, to animal toxicological harmless effect, snow melt flows into rivers, farmland, to fish growth without overslaugh and murder by poisoning, corrosion-free to railway, steel, fully reach snow melt and environmental-protection function.
2. Snow Agent of the present invention is under microthermal climate condition, can spread rapidly, directly destroys the sticking power between snow ice and rail, makes it to be formed and piles up the difficult accumulated snow removed.
Embodiment
Below in conjunction with embodiment, the present invention is further described, but do not limit content of the present invention.
embodiment 1
A kind of railway switch Snow Agent, is made up of following raw material: Potassium ethanoate 25 ~ 35, saltpetre 3 ~ 6, four water acetic acid magnesium 5 ~ 10, four water-calcium nitrate 5 ~ 10, primary ammonium phosphate 5 ~ 10, urea 1 ~ 5, Sodium orthomolybdate 3 ~ 8, sodium formiate 25 ~ 30, Starso 0.2 ~ 1.0, ethylene glycol 15 ~ 20 and glycerol 10 ~ 15.
The preparation method of described railway switch Snow Agent, concrete steps are as follows: a. is by described Potassium ethanoate, saltpetre, four water acetic acid magnesium, four water-calcium nitrate, primary ammonium phosphate, urea, Sodium orthomolybdate, sodium formiate and Starso is pulverized respectively, cross 20 mesh sieves, then take formula ratio mixing and obtain powder mix A; B. according to formula, ethylene glycol and glycerol stirring and evenly mixing are obtained mixing liquid B; C. under stirring, in mixed liquid B, add powder mix A in 35 ~ 50 DEG C, stop after stirring stirring, being cooled to room temperature and obtaining product.
embodiment 2
A kind of railway switch Snow Agent, is made up of following raw material: Potassium ethanoate 26, saltpetre 4, four water acetic acid magnesium 6, four water-calcium nitrate 8, primary ammonium phosphate 6, urea 3, Sodium orthomolybdate 3, sodium formiate 29, Starso 0.4, ethylene glycol 17 and glycerol 14.
The present embodiment is identical with embodiment 1 preparation method.
embodiment 3
A kind of railway switch Snow Agent, is made up of following raw material: Potassium ethanoate 25, saltpetre 6, four water acetic acid magnesium 5, four water-calcium nitrate 10, primary ammonium phosphate 5, urea 5, Sodium orthomolybdate 3, sodium formiate 30, Starso 0.2, ethylene glycol 20 and glycerol 10.
The present embodiment is identical with embodiment 1 preparation method.
embodiment 4
A kind of railway switch Snow Agent, is made up of following raw material: Potassium ethanoate 28, saltpetre 5, four water acetic acid magnesium 6, four water-calcium nitrate 8, primary ammonium phosphate 6, urea 4, Sodium orthomolybdate 5, sodium formiate 29, Starso 0.4, ethylene glycol 18 and glycerol 12.
The present embodiment is identical with embodiment 1 preparation method.
embodiment 5
A kind of railway switch Snow Agent, is made up of following raw material: Potassium ethanoate 30, saltpetre 4, four water acetic acid magnesium 7, four water-calcium nitrate 7, primary ammonium phosphate 7, urea 3, Sodium orthomolybdate 6, sodium formiate 27, Starso 0.5, ethylene glycol 17 and glycerol 13.
The present embodiment is identical with embodiment 1 preparation method.
embodiment 6
A kind of railway switch Snow Agent, is made up of following raw material: Potassium ethanoate 32, saltpetre 3.5, four water acetic acid magnesium 8, four water-calcium nitrate 6, primary ammonium phosphate 7.5, urea 2.5, Sodium orthomolybdate 7, sodium formiate 26, Starso 0.6, ethylene glycol 16 and glycerol 13.5.
The present embodiment is identical with embodiment 1 preparation method.
embodiment 7
A kind of railway switch Snow Agent, is made up of following raw material: Potassium ethanoate 33.5, saltpetre 3, four water acetic acid magnesium 8.5, four water-calcium nitrate 5.5, primary ammonium phosphate 8, urea 2, Sodium orthomolybdate 7.5, sodium formiate 25, Starso 0.7, ethylene glycol 15 and glycerol 15.
The present embodiment is identical with embodiment 1 preparation method.
embodiment 8
A kind of railway switch Snow Agent, is made up of following raw material: Potassium ethanoate 34, saltpetre 4.5, four water acetic acid magnesium 7, four water-calcium nitrate 6.5, primary ammonium phosphate 8.5, urea 1.5, Sodium orthomolybdate 8, sodium formiate 26.5, Starso 0.8, ethylene glycol 19 and glycerol 14.5.
The present embodiment is identical with embodiment 1 preparation method.
embodiment 9
A kind of railway switch Snow Agent, is made up of following raw material: Potassium ethanoate 35, saltpetre 6, four water acetic acid magnesium 5.5, four water-calcium nitrate 6.5, primary ammonium phosphate 9, urea 4, Sodium orthomolybdate 8, sodium formiate 30, Starso 1.0, ethylene glycol 15 and glycerol 12.5.
The present embodiment is identical with embodiment 1 preparation method.
embodiment 10
A kind of railway switch Snow Agent, is made up of following raw material: Potassium ethanoate 28, saltpetre 5.5, four water acetic acid magnesium 8, four water-calcium nitrate 5, primary ammonium phosphate 7, urea 3, Sodium orthomolybdate 6, sodium formiate 26, Starso 0.5, ethylene glycol 18 and glycerol 12.
The present embodiment is identical with embodiment 1 preparation method.
With specific experiment, effect of the present invention is described below:
Test example:
According to GB/T23851-2009 with the obtained Snow Agent of embodiment 2 ~ 10 for sample 1 ~ 9, sample is carried out deicing or snow melting ability test respectively, according to this standard deicing or snow melting ability be greater than 100% namely show stronger than the deicing or snow melting ability of NaCl.
The usage quantity of Snow Agent of the present invention is determined according to ice and snow amount, and slight snow, to during heavy snow daily one to three time, can suitably increase number of times and usage quantity during severe snow as required.More preferably, before snowfall, one or many is used in advance.
More specifically, as a reference, amount of application is in table 1:
Measure according to GB/T23851-2009 and can reach following technical indicator in table 2:
Sample 1 ~ 9 carries out deicing or snow melting ability test, and test-results is in table 3:
As can be seen from Table 3: railway switch Snow Agent of the present invention is corrosion-free to railway, steel, fully reaches snow melt effect.
Claims (4)
1. a railway switch Snow Agent, is characterized in that being made up of following raw material: Potassium ethanoate 25 ~ 35, saltpetre 3 ~ 6, four water acetic acid magnesium 5 ~ 10, four water-calcium nitrate 5 ~ 10, primary ammonium phosphate 5 ~ 10, urea 1 ~ 5, Sodium orthomolybdate 3 ~ 8, sodium formiate 25 ~ 30, Starso 0.2 ~ 1.0, ethylene glycol 15 ~ 20 and glycerol 10 ~ 15.
2. railway switch Snow Agent according to claim 1, is characterized in that being made up of following raw material: Potassium ethanoate 25 ~ 30, saltpetre 4 ~ 5, four water acetic acid magnesium 5 ~ 7, four water-calcium nitrate 6 ~ 8, primary ammonium phosphate 6 ~ 7, urea 3 ~ 5, Sodium orthomolybdate 3 ~ 5, sodium formiate 28 ~ 30, Starso 0.3 ~ 0.5, ethylene glycol 16 ~ 18 and glycerol 13 ~ 15.
3. railway switch Snow Agent according to claim 1, is characterized in that being made up of following raw material: Potassium ethanoate 26, saltpetre 4, four water acetic acid magnesium 6, four water-calcium nitrate 8, primary ammonium phosphate 6, urea 3, Sodium orthomolybdate 3, sodium formiate 29, Starso 0.4, ethylene glycol 17 and glycerol 14.
4. the preparation method of railway switch Snow Agent according to any one of claims 1 to 3, it is characterized in that concrete steps are as follows: a. is by described Potassium ethanoate, saltpetre, four water acetic acid magnesium, four water-calcium nitrate, primary ammonium phosphate, urea, Sodium orthomolybdate, sodium formiate and Starso is pulverized respectively, cross 20 mesh sieves, then take formula ratio mixing and obtain powder mix A; B. according to formula, ethylene glycol and glycerol stirring and evenly mixing are obtained mixing liquid B; C. under stirring, in mixed liquid B, add powder mix A in 35 ~ 50 DEG C, stop after stirring stirring, being cooled to room temperature and obtaining product.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410762600.1A CN104559930A (en) | 2014-12-14 | 2014-12-14 | Snow melting agent for railway turnout and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410762600.1A CN104559930A (en) | 2014-12-14 | 2014-12-14 | Snow melting agent for railway turnout and preparation method thereof |
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| CN104559930A true CN104559930A (en) | 2015-04-29 |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106350013A (en) * | 2016-08-30 | 2017-01-25 | 周琼 | Environmental snow melting agent |
| CN106367026A (en) * | 2016-08-30 | 2017-02-01 | 周琼 | Snow melting agent |
| CN108251061A (en) * | 2018-02-12 | 2018-07-06 | 重庆恩光科技有限公司 | Plant base environment-friendly type compound snow-melting agent |
| CN109385252A (en) * | 2018-12-03 | 2019-02-26 | 煤炭科学技术研究院有限公司 | A kind of composition of novel non-chlorine environmental-protecting type deicing salt and preparation |
| CN109971424A (en) * | 2017-12-28 | 2019-07-05 | 煤炭科学技术研究院有限公司 | Non- chlorine environmental-protecting type deicing salt |
| CN115521761A (en) * | 2022-11-04 | 2022-12-27 | 中国铁路北京局集团有限公司北京科学技术研究所 | Snow-melting agent for turnout |
-
2014
- 2014-12-14 CN CN201410762600.1A patent/CN104559930A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106350013A (en) * | 2016-08-30 | 2017-01-25 | 周琼 | Environmental snow melting agent |
| CN106367026A (en) * | 2016-08-30 | 2017-02-01 | 周琼 | Snow melting agent |
| CN109971424A (en) * | 2017-12-28 | 2019-07-05 | 煤炭科学技术研究院有限公司 | Non- chlorine environmental-protecting type deicing salt |
| CN108251061A (en) * | 2018-02-12 | 2018-07-06 | 重庆恩光科技有限公司 | Plant base environment-friendly type compound snow-melting agent |
| CN109385252A (en) * | 2018-12-03 | 2019-02-26 | 煤炭科学技术研究院有限公司 | A kind of composition of novel non-chlorine environmental-protecting type deicing salt and preparation |
| CN115521761A (en) * | 2022-11-04 | 2022-12-27 | 中国铁路北京局集团有限公司北京科学技术研究所 | Snow-melting agent for turnout |
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