CN104478651A - Method and system for recycling industrial naphthalene - Google Patents
Method and system for recycling industrial naphthalene Download PDFInfo
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- CN104478651A CN104478651A CN201410729997.4A CN201410729997A CN104478651A CN 104478651 A CN104478651 A CN 104478651A CN 201410729997 A CN201410729997 A CN 201410729997A CN 104478651 A CN104478651 A CN 104478651A
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Abstract
The invention provides a method and a system for recycling industrial naphthalene. The system provided by the invention comprises a naphthalene feeding hole, a draught fan, a spray tower and a water storage tank, which are connected in sequence. According to the method and the system for recycling industrial naphthalene provided by the invention, by means of two water curtain spraying devices, the contact time of water and dust collecting gas is prolonged; the contact area of water and gas is increased; gas can be effectively purified; industrial naphthalene in gas is sufficiently recycled; the system is reasonable in design, simple in structure and convenient to use; the method and the system are not beneficial to protecting the environment but also capable of effectively reducing the production cost of enterprises and increasing performance of enterprises; and the system provided by the invention reduces injury of naphthalene to operators, ensures occupational health and safety of staffs and avoids serious pollution of the atmospheric environment.
Description
Technical field
The present invention relates to a kind of chemical machinery field, specifically, the present invention relates to a kind of NAPTHALENE FLAKES. (INDUSTRIAL GRADE） recovery and treatment method and system.
Background technology
NAPTHALENE FLAKES. (INDUSTRIAL GRADE） is a kind of important raw material in chemical industry, and it is processed separation further primarily of kerosene and produces, and its content in coal tar is higher; Naphthalene is the important source material of Organic Chemical Industry, and on domestic and international market, naphthalene is that supply falls short of demand.Naphthalene is volatile, poisonous, is crystal under normal temperature.When industrial producing naphthalene, due to its volatility, often can not absolutely disposable collecting, if evaporate in air, easily cause environmental pollution, harm humans is healthy, need process during production through multiple operation, realizes reclaiming again.But existing NAPTHALENE FLAKES. (INDUSTRIAL GRADE） organic efficiency low (being generally about 60.03%), dust collection effect is undesirable, causes naphthalene room to throw naphthalene operating environment poor.For the problems referred to above, those skilled in the art need badly provides a kind of NAPTHALENE FLAKES. (INDUSTRIAL GRADE） recovery and treatment method and system efficiently.
Summary of the invention
The technical problem to be solved in the present invention is: provide a kind of NAPTHALENE FLAKES. (INDUSTRIAL GRADE） recovery and treatment method and system, and receipts naphthalene efficiency is high, structure design simple, low cost of manufacture.
The technical solution adopted for the present invention to solve the technical problems is: provide a kind of NAPTHALENE FLAKES. (INDUSTRIAL GRADE） recovery and treatment method, comprise the following steps:
Step S01: will suck in spray column by induced draft fan containing naphthalene gas;
Step S02: containing the two draining curtain spray equipments of naphthalene gas successively in described spray column;
Step S03: the naphthalene in gas becomes along with temperature reduces in the liquid that solid settlement sprays at water curtain sprinkling device, and drains in tank by water port;
Step S04: the filtration unit in tank is by the fluid purification containing naphthalene solid, and the liquid after conveying purification is to water curtain sprinkling device.
Preferably, the sinking agent of 0.5% ~ 1% is added with in described tank.
Preferably, described sinking agent polyacrylamide or polymerize aluminum chloride.
Preferably, the liquid that described water curtain sprinkling device sprays is deionized water or weakly alkaline liquid.
The present invention also provides a kind of NAPTHALENE FLAKES. (INDUSTRIAL GRADE） recovery and processing system, comprises the throwing naphthalene mouth, induced draft fan, spray column and the tank that connect successively; Wherein, described throwing naphthalene mouth is at least two, described throwing naphthalene mouth, is connected by inlet pipe between induced draft fan with spray column; The left side of described spray column is provided with blast inlet, described blast inlet is communicated with described inlet pipe, the right side of described spray column is provided with air outlet, be provided with at least two draining curtain spray equipments, and the below of described spray column is provided with water port between described blast inlet and described air outlet; Wherein, the temperature of the gaseous state naphthalene that induced draft fan is introduced by described spray column reduces and becomes solid settlement in the liquid that water curtain sprinkling device sprays, and is discharged by water port; Described tank is connected with described water curtain sprinkling device by water inlet pipe, for providing water source to described water curtain sprinkling device; Described tank is connected with described water port by water shoot, for accepting the liquid that described water port is discharged; Filtration unit is provided with for the liquid in clean described tank in described tank.
Preferably, described water curtain sprinkling device is two rows, is installed on successively on the longitudinal direction of the inside of described spray column.
Preferably, temperature sensor and temperature regulator is provided with in described tank; Described temperature sensor is for sensing the temperature of liquid in described tank, and described temperature regulator is for regulating the fluid temperature in described tank.
Preferably, be provided with water monitor and medicament delivery mouth in described tank, described water monitor is for controlling the elevation of water surface in described tank.
Preferably, described water curtain sprinkling device comprises several Fan spray heads.
Preferably, described inlet pipe, water inlet pipe are equipped with control valve.
The invention provides a kind of NAPTHALENE FLAKES. (INDUSTRIAL GRADE） recovery and treatment method and system; by twice water curtain sprinkling device, extend the duration of contact of water and naphthalene gas, improve the contact area of water and gas; can effective Purge gas; the NAPTHALENE FLAKES. (INDUSTRIAL GRADE） contained in gas fully reclaimed, reasonable in design, structure is simple; easy to use; not only be conducive to environment protection, effectively can also reduce the production cost of enterprise, improve the performance of enterprises.Native system reduces the damage of naphthalene gas to operator's health, has ensured the occupational health and safety of employee, and avoids the severe contamination that causes atmospheric environment.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme in the embodiment of the present invention, be briefly described to the accompanying drawing used required in embodiment below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of NAPTHALENE FLAKES. (INDUSTRIAL GRADE） recovery and processing system preferred embodiment of the present invention.
[in figure Reference numeral]:
10. throw naphthalene mouth, 20. induced draft fans, 30. spray columns, 40. tanks, 50. inlet pipe, 60. blast inlets, 70. air outlets, 80. water curtain sprinkling devices, 90. water port, 100. water inlet pipes, 110. water shoots, 120. filtration units, 130. temperature sensors, 140. temperature regulators, 150. water monitors, 160. medicament delivery mouths, 170. control valves.
Embodiment
For making content of the present invention clearly understandable, below in conjunction with Figure of description, content of the present invention is described further.Certain the present invention is not limited to this specific embodiment, and the general replacement known by those skilled in the art is also encompassed in protection scope of the present invention.Secondly, the present invention's detailed statement that utilized schematic diagram to carry out, when describing example of the present invention in detail, for convenience of explanation, schematic diagram, should in this, as limitation of the invention not according to general ratio partial enlargement.
Above-mentioned and other technical characteristic and beneficial effect, will in conjunction with the embodiments and accompanying drawing 1 NAPTHALENE FLAKES. (INDUSTRIAL GRADE） recovery and processing system of the present invention is described in detail.As shown in Figure 1, Fig. 1 is the structural representation of NAPTHALENE FLAKES. (INDUSTRIAL GRADE） recovery and processing system preferred embodiment of the present invention.
As shown in Figure 1, the invention provides a kind of NAPTHALENE FLAKES. (INDUSTRIAL GRADE） recovery and processing system, comprise the throwing naphthalene mouth 10, induced draft fan 20, spray column 30 and the tank 40 that connect successively; Wherein, described throwing naphthalene mouth 10 is at least two, described throwing naphthalene mouth 10, is connected by inlet pipe 50 between induced draft fan 20 with spray column 30; The left side of described spray column 30 is provided with blast inlet 60, described blast inlet 60 is communicated with described inlet pipe 50, the right side of described spray column 30 is provided with air outlet 70, be provided with at least two draining curtain spray equipments 80 between described blast inlet 60 and described air outlet 70, and the below of described spray column 30 is provided with water port 90; Wherein, the temperature of the gaseous state naphthalene that induced draft fan 20 is introduced by described spray column 30 reduces and becomes solid settlement in the liquid that water curtain sprinkling device 80 sprays, and is discharged by water port 90; Described tank 40 is connected with described water curtain sprinkling device 80 by water inlet pipe 100, for providing water source to described water curtain sprinkling device 80; Described tank 40 is connected with described water port 90 by water shoot 110, for accepting the liquid that described water port 90 is discharged; Filtration unit 120 is provided with for the liquid in clean described tank 40 in described tank 40.
Concrete, described water curtain sprinkling device 80 is two rows, and be installed on the longitudinal direction of the inside of described spray column 30 successively, each water curtain sprinkling device 80 comprises several Fan spray heads.In the present embodiment, gaseous state naphthalene, through twice water curtain sprinkling device 80, extends the duration of contact of water and naphthalene gas, the contact area of raising water and gas, can effective Purge gas, the NAPTHALENE FLAKES. (INDUSTRIAL GRADE） contained fully is reclaimed in gas
In the present embodiment, in described tank 40, be provided with temperature sensor 130 and temperature regulator 140; Described temperature sensor 130 is for sensing the temperature of liquid in described tank 40, and described temperature regulator 140 is for regulating the fluid temperature in described tank 40.Further, also can be provided with water monitor 150 in described tank 40, described water monitor 150 is for controlling the elevation of water surface in described tank 40.Meanwhile, described tank 40 is provided with medicament delivery mouth 160, for throwing in cleaning agent etc.
In addition, described air outlet 70 connects drying installation, for the described air outlet expellant gas of drying, inlet pipe 50, water inlet pipe 100 is equipped with control valve 170.
The present invention also provides a kind of NAPTHALENE FLAKES. (INDUSTRIAL GRADE） recovery and treatment method, comprises the following steps:
Step S01: will suck in spray column 30 by induced draft fan 20 containing naphthalene gas;
Step S02: containing the two draining curtain spray equipments 80 of naphthalene gas successively in described spray column 30;
Step S03: the naphthalene in gas becomes along with temperature reduces in the liquid that solid settlement sprays at water curtain sprinkling device 80, and drains in tank 40 by water port 90;
Step S04: the filtration unit 120 in tank 40 is by the fluid purification containing naphthalene solid, and the liquid after conveying purification is to water curtain sprinkling device 80.
In the present embodiment, in described tank 40, be added with the sinking agent of 0.5% ~ 1%; Wherein, described sinking agent polyacrylamide or polymerize aluminum chloride.In addition, the liquid that described water curtain sprinkling device 80 sprays is deionized water or weakly alkaline liquid.
In sum, the invention provides a kind of NAPTHALENE FLAKES. (INDUSTRIAL GRADE） recovery and processing system, by twice water curtain sprinkling device 80; extend the duration of contact of water and the gas that gathers dust; improve the contact area of water and gas, can effective Purge gas, the NAPTHALENE FLAKES. (INDUSTRIAL GRADE） contained in gas is fully reclaimed; reasonable in design; structure is simple, easy to use, is not only conducive to environment protection; effectively can also reduce the production cost of enterprise, improve the performance of enterprises.Native system reduces the damage of naphthalene gas to operator's health, has ensured the occupational health and safety of employee, and avoids the severe contamination that causes atmospheric environment.
Although the present invention essentially describes above embodiment, just come as an example to be described, and the present invention is not limited to this.Those of ordinary skill in the art can make multiple modification and application and not depart from the essential characteristics of embodiment.Such as, each parts that embodiment is shown in detail can be revised and run, to described modification with apply relevant difference and can think and be included in protection scope of the present invention that claims limit.
Embodiment involved in this specification sheets, its implication is that specially feature, structure or the characteristic described in conjunction with this embodiment comprises at least one embodiment of the present invention.These terms come across in specification sheets everywhere differ to establish a capital and relate to same embodiment.In addition, when describing special characteristic, structure or characteristic in conjunction with any embodiment, all think that it falls in the scope of these special characteristics, structure or the characteristic that those of ordinary skill in the art just can realize in conjunction with other embodiments.
Claims (10)
1. a NAPTHALENE FLAKES. (INDUSTRIAL GRADE） recovery and treatment method, is characterized in that, comprises the following steps:
Step S01: will suck in spray column by induced draft fan containing naphthalene gas;
Step S02: containing the two draining curtain spray equipments of naphthalene gas successively in described spray column;
Step S03: the naphthalene in gas becomes along with temperature reduces in the liquid that solid settlement sprays at water curtain sprinkling device, and drains in tank by water port;
Step S04: the filtration unit in tank is by the fluid purification containing naphthalene solid, and the liquid after conveying purification is to water curtain sprinkling device.
2. NAPTHALENE FLAKES. (INDUSTRIAL GRADE） recovery and treatment method as claimed in claim 1, is characterized in that, be added with the sinking agent of 0.5% ~ 1% in described tank.
3. NAPTHALENE FLAKES. (INDUSTRIAL GRADE） recovery and treatment method as claimed in claim 2, is characterized in that, described sinking agent polyacrylamide or polymerize aluminum chloride.
4. NAPTHALENE FLAKES. (INDUSTRIAL GRADE） recovery and treatment method as claimed in claim 1, is characterized in that, the liquid that described water curtain sprinkling device sprays is deionized water or weakly alkaline liquid.
5. a NAPTHALENE FLAKES. (INDUSTRIAL GRADE） recovery and processing system, is characterized in that, comprises the throwing naphthalene mouth, induced draft fan, spray column and the tank that connect successively; Wherein,
Described throwing naphthalene mouth is at least two, described throwing naphthalene mouth, is connected by inlet pipe between induced draft fan with spray column; The left side of described spray column is provided with blast inlet, described blast inlet is communicated with described inlet pipe, the right side of described spray column is provided with air outlet, be provided with at least two draining curtain spray equipments, and the below of described spray column is provided with water port between described blast inlet and described air outlet; Wherein, the temperature of the gaseous state naphthalene that induced draft fan is introduced by described spray column reduces and becomes solid settlement in the liquid that water curtain sprinkling device sprays, and is discharged by water port;
Described tank is connected with described water curtain sprinkling device by water inlet pipe, for providing water source to described water curtain sprinkling device; Described tank is connected with described water port by water shoot, for accepting the liquid that described water port is discharged; Filtration unit is provided with for the liquid in clean described tank in described tank.
6. NAPTHALENE FLAKES. (INDUSTRIAL GRADE） recovery and processing system as claimed in claim 5, it is characterized in that, described water curtain sprinkling device is two rows, is installed on successively on the longitudinal direction of the inside of described spray column.
7. NAPTHALENE FLAKES. (INDUSTRIAL GRADE） recovery and processing system as claimed in claim 5, is characterized in that, be provided with temperature sensor and temperature regulator in described tank; Described temperature sensor is for sensing the temperature of liquid in described tank, and described temperature regulator is for regulating the fluid temperature in described tank.
8. NAPTHALENE FLAKES. (INDUSTRIAL GRADE） recovery and processing system as claimed in claim 5, it is characterized in that, be provided with water monitor and medicament delivery mouth in described tank, described water monitor is for controlling the elevation of water surface in described tank.
9. NAPTHALENE FLAKES. (INDUSTRIAL GRADE） recovery and processing system as claimed in claim 5, it is characterized in that, described water curtain sprinkling device comprises several Fan spray heads.
10. NAPTHALENE FLAKES. (INDUSTRIAL GRADE） recovery and processing system as claimed in claim 5, is characterized in that, described inlet pipe, water inlet pipe are equipped with control valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410729997.4A CN104478651A (en) | 2014-12-04 | 2014-12-04 | Method and system for recycling industrial naphthalene |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410729997.4A CN104478651A (en) | 2014-12-04 | 2014-12-04 | Method and system for recycling industrial naphthalene |
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| CN104478651A true CN104478651A (en) | 2015-04-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410729997.4A Pending CN104478651A (en) | 2014-12-04 | 2014-12-04 | Method and system for recycling industrial naphthalene |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107899843A (en) * | 2017-12-27 | 2018-04-13 | 湖北三叶机电制造股份有限公司 | A kind of oil spout japanning room with water circulation system |
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| CN1469854A (en) * | 2000-10-17 | 2004-01-21 | �¹���̹�����ɷ�����˾ | Method and devices for producing naphthalene from coke produced from coke oven crude gas |
| CN101314556A (en) * | 2007-05-28 | 2008-12-03 | 重庆达华砼外加剂科技发展有限公司 | Process for recovering residual naphthalin in naphthalin series water reducing agent synthesis |
| CN102489121A (en) * | 2011-12-12 | 2012-06-13 | 江苏中凯新材料有限公司 | Method for treating waste gas in production of naphthalene based superplasticizer and special equipment utilizing same |
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2014
- 2014-12-04 CN CN201410729997.4A patent/CN104478651A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1469854A (en) * | 2000-10-17 | 2004-01-21 | �¹���̹�����ɷ�����˾ | Method and devices for producing naphthalene from coke produced from coke oven crude gas |
| CN101314556A (en) * | 2007-05-28 | 2008-12-03 | 重庆达华砼外加剂科技发展有限公司 | Process for recovering residual naphthalin in naphthalin series water reducing agent synthesis |
| CN102489121A (en) * | 2011-12-12 | 2012-06-13 | 江苏中凯新材料有限公司 | Method for treating waste gas in production of naphthalene based superplasticizer and special equipment utilizing same |
Non-Patent Citations (1)
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107899843A (en) * | 2017-12-27 | 2018-04-13 | 湖北三叶机电制造股份有限公司 | A kind of oil spout japanning room with water circulation system |
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Application publication date: 20150401 |