CN104261150A - Discharging system for ammonium nitrate tank truck - Google Patents
Discharging system for ammonium nitrate tank truck Download PDFInfo
- Publication number
- CN104261150A CN104261150A CN201410418200.9A CN201410418200A CN104261150A CN 104261150 A CN104261150 A CN 104261150A CN 201410418200 A CN201410418200 A CN 201410418200A CN 104261150 A CN104261150 A CN 104261150A
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- China
- Prior art keywords
- ammonium nitrate
- tank
- drain pipe
- pipe
- liquid
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G67/00—Loading or unloading vehicles
- B65G67/02—Loading or unloading land vehicles
- B65G67/24—Unloading land vehicles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D90/00—Component parts, details or accessories for large containers
- B65D90/22—Safety features
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Aviation & Aerospace Engineering (AREA)
- Loading And Unloading Of Fuel Tanks Or Ships (AREA)
Abstract
The invention relates to a discharging system for an ammonium nitrate tank truck. The discharging system comprises a discharging device and a pressure generation device, and the discharging device and the pressure generation device are communicated with a tank of the ammonium nitrate tank truck. The pressure generation device comprises a metal hose and an air compression device, one end of the metal hose is connected with the air compression device through a compressed air pipe, and the other end of the metal hose is communicated with an air inlet at the top of the tank. The discharging device comprises a liquid drain pipe and a liquid-phase metal pipe used for discharging, the liquid drain pipe is positioned outside the tank, a liquid inlet of the liquid drain pipe is communicated with the lower side wall of the tank, a liquid outlet of the liquid drain pipe is positioned at the top of the tank and connected with the liquid-phase metal pipe through a second quick joint, and a discharging valve is arranged at the liquid outlet of the liquid drain pipe. The discharging system for the ammonium nitrate tank truck has the advantages of operational safety, environment friendliness, simplicity, feasibility, great acceleration of discharging and avoidance of pavement damages and influences on surrounding environments.
Description
Technical field
The present invention relates to a kind of discharge device, particularly a kind of discharge device being applied to groove tank car.
Background technology
At present, the technique that liquid ammonium nitrate replaces solid ammonium nitrate to directly apply to commercial explosive production significantly can reduce steam consumption, guarantee the safety of Product transport process, make explosive production enterprise reduce cost of labor simultaneously, achieve the safety control of Chemical Manufacture, as environmentally friendly machine, this product also obtains country and approves about the height of ministries and commissions, industry and letterization portion are formally listed liquid ammonium nitrate product in " Chinese civil explosive material industry " 12 " development planning outline ", and widely popularize in civil explosive material industry as new product.Along with technological advance, the technique that liquid ammonium nitrate replaces solid ammonium nitrate to directly apply to commercial explosive production is technical development main flow from now on, current domestic production and use aqueous ammonium nitrate solution just a few years, its technique of producing and using, the research of the aspect such as equipment and application security is carried out, conventional groove tank car is arranged on vehicle tail end bottom due to blow-off valve, need during discharge to connect transmission pump, installation transmission pump is wasted time and energy, and easily there is crystallization in solution temperature reduction after leaving groove tank, larger to transmission pump wearing and tearing, in addition, store at aqueous ammonium nitrate solution, in transportation, material crystallization, the reasons such as impurity is many can cause valve to damage, pyrosol can be leaked to road surface from vehicle tail end bottom, destroy road surface and surrounding people is damaged.
Summary of the invention
The goal of the invention of the application is to solve current ammonium nitrate solution and uses that transmission pump discharge cost is high, efficiency is low, and in storage, transportation, because tapping valve damages the technical matters of leaking pyrosol and working the mischief, and a kind of simple operation is provided, is beneficial to discharge, reach both safety, environmental protection, again the convenient-to-running discharge system for ammonium nitrate tank car.
In order to complete the goal of the invention of the application, the application samples following technical scheme:
Discharge system for ammonium nitrate tank car of the present invention comprises discharge device and the pressure-generating device of the groove tank being communicated in described ammonium nitrate tank car, described pressure-generating device comprises metallic hose and air compression plant, one end of described metallic hose is connected with described air compression plant by compressed air tube, other one end of described metallic hose is communicated in the admission port of described groove tank top by the first fast joint, described discharge device comprises drain pipe and liquid metal pipe, described drain pipe is positioned at the outside of described groove tank and described drain pipe inlet is communicated in the lower wall of described groove tank, the liquid outlet of described drain pipe is positioned at the top of described groove tank and is connected with the liquid metal pipe for discharge by the second fast joint, the liquid outlet place of described drain pipe is provided with blow-off valve.
Drain pipe of the present invention is also provided with equalizing pipe, and one end of described equalizing pipe is positioned at the entrance of described blow-off valve, and it is inner that the other end is communicated in described groove tank, and described equalizing pipe is provided with balance cock.
Compressed air tube of the present invention is provided with compression indicator and control cock, is provided with choker relief valve between described first fast joint and described admission port.
Metallic hose of the present invention and described compressed air tube are for removably connecting.
The air pressure be in the present invention in the described metallic hose in operating mode controls within the scope of 0.1-0.3MPa, and the air pressure in described groove tank controls within the scope of 0.05-0.15MPa.
First fast joint of the present invention is air quick coupling, and described second joint is liquid phase quick coupling.
Be arranged with attemperator outside drain pipe of the present invention, equalizing pipe, balance cock, blow-off valve and liquid metal pipe, attemperator can prevent solution from occurring crystallization when drain pipe, equalizing pipe, balance cock, blow-off valve and liquid metal Bottomhole pressure.
Air compression plant of the present invention is air compressor or air compression station, and preferably, the air compression station charging and discharging system in sampling chemical plant provides air pressure, can reduce costs.
Discharge system for ammonium nitrate tank car of the present invention is compared with prior art distinguished and is: without the need to transmission pump discharge, in groove tank car, material is exerted pressure by air compression plant and just can be delivered to elevated tank tank in groove tank, the pressurized air of air compression plant enters liquid tank car by metallic hose and fast joint, liquid ammonium nitrate is under a certain pressure by drainage conduit upper reaches, then enter liquid metal pipe through liquid phase fast joint and flow into discharge cask, safety of operation environmental protection and simple, save the time and human cost of installing and using transmission pump, greatly can accelerate discharge velocity, and chemical plant generally all can be provided with air compression station, can directly by air compression station to feeds air under pressure in groove tank, save the cost installing and using transmission pump, in addition, because groove tank car blow-off valve is placed in roof, when valve damages and occurs revealing, pyrosol can be dropped on groove tank along drain pipe, the pedestrian falling to the ground and cause pavement damage or injure surrounding can not be spread, also surrounding environment can not be affected.
Drain pipe connects equalizing pipe, equalizing pipe installs balance cock, when drain pipe internal pressure is too high, can open balance cock, solution can be back in groove tank, ensures the pressure equality of pipeline and groove tank inside, guarantee the safety of whole system, this water jacket tank is connected with discharge device, pressure-generating device by fast joint, and installing/dismounting is quick, is also convenient to maintenance.
Accompanying drawing explanation
Fig. 1 is the integral structure schematic diagram of the discharge system for ammonium nitrate tank car of the present invention.
Detailed description of the invention
As shown in Figure 1, the discharge system for ammonium nitrate tank car of the present embodiment comprises discharge device and the pressure-generating device of the groove tank 1 being communicated in ammonium nitrate tank car, pressure-generating device comprises metallic hose 2 and air compression plant 3, one end of metallic hose 2 is connected with air compression plant 3 by compressed air tube 4, other one end of metallic hose 2 is communicated in the admission port at groove tank 1 top by the first fast joint 5, discharge device comprises drain pipe 6 and liquid metal pipe 8, drain pipe 6 is positioned at the outside of groove tank 1 and drain pipe inlet is communicated in the lower wall of groove tank 1, the liquid outlet of drain pipe 6 is positioned at the top of groove tank 1 and is connected with the liquid metal pipe 8 for discharge by the second fast joint 7, the liquid outlet place of drain pipe 6 is provided with blow-off valve 9.
Compression indicator can be set according to real needs at the discharge system for ammonium nitrate tank car of the present embodiment, such as monitoring groove tank, metal tube, drain pipe, the compression indicator of liquid metal pipe internal pressure, once occur the jiggly state of pressure with regard to illustrative system inside break down need maintenance, preferably, drain pipe 6 is also provided with equalizing pipe 10, one end of equalizing pipe 10 is positioned at the entrance of blow-off valve 9, the other end is communicated in groove tank 1 tank interior, equalizing pipe 10 is provided with balance cock 11, balance cock 11 is shutoff valve, balance cock is for regulating drain pipe pipe interior pressure, make pipe interior pressure equal with groove tank internal pressure, guarantee the safety of whole system, compressed air tube 4 is provided with compression indicator and control cock, choker relief valve is provided with between first fast joint 5 and admission port.
Air compression plant in the present embodiment is air compressor or air compression station, directly by air compression station to feeds air under pressure in groove tank, can cost be saved.
Metallic hose 2 in the present embodiment is with compressed air tube 4 for removably connecting, and the first fast joint 5 is air quick coupling, and the second fast joint 7 is liquid phase quick coupling, and the use of quick coupling is convenient to connect, and saves the connecting time and improves discharge efficiency.
The air pressure be in the present embodiment in the metallic hose 2 in operating mode controls within the scope of 0.1-0.3MPa, air pressure in groove tank 1 controls within the scope of 0.05-0.15MPa, be arranged with attemperator outside drain pipe 6, equalizing pipe 10, balance cock 11, blow-off valve 9 and liquid metal pipe 8, prevent solution crystallization.
The occupation mode of the above-mentioned discharge system for ammonium nitrate tank car is as follows:
1, open balance cock 11, ensure that groove tank 1 internal pressure is consistent with the pressure in drain pipe 6, then close;
2, the first fast joint 5 and the second fast joint 7 is connected;
3, open pressure regulating valve and choker relief valve, air compression plant 3 pressurized air out enters in groove tank 1 by metallic hose 2 and the first fast joint 5, and the air pressure in metallic hose 2 controls at 0.3-0.5MPa, and the air pressure in liquid tank tank 1 controls at 0.1-0.3MPa;
4, open blow-off valve 9, in groove tank 1, liquid ammonium nitrate under air pressure, by drain pipe 6 upper reaches, enters liquid metal pipe 8 and finally flow into discharge cask.
More than describing is explanation of the invention, and be not the restriction to invention, limited range of the present invention is see claim, and when without prejudice to spirit of the present invention, the present invention can do any type of amendment.
Claims (8)
1. the discharge system for ammonium nitrate tank car, it is characterized in that: the discharge device and the pressure-generating device that comprise the groove tank (1) being communicated in described ammonium nitrate tank car, described pressure-generating device comprises metallic hose (2) and air compression plant (3), one end of described metallic hose (2) is connected with described air compression plant (3) by compressed air tube (4), other one end of described metallic hose (2) is communicated in the admission port at described groove tank (1) top by the first fast joint (5), described discharge device comprises drain pipe (6) and liquid metal pipe (8), described drain pipe (6) is positioned at the outside of described groove tank (1) and described drain pipe (6) inlet is communicated in the lower wall of described groove tank (1), the liquid outlet of described drain pipe (6) is positioned at the top of described groove tank (1) and is connected with the liquid metal pipe (8) for discharge by the second fast joint (7), the liquid outlet place of described drain pipe (6) is provided with blow-off valve (9).
2. the discharge system for ammonium nitrate tank car according to claim 1, it is characterized in that: described drain pipe (6) is also provided with equalizing pipe (10), one end of described equalizing pipe (10) is positioned at the entrance of described blow-off valve (9), the other end is communicated in described groove tank (1) tank interior, described equalizing pipe (10) is provided with balance cock (11).
3. the discharge system for ammonium nitrate tank car according to claim 2, is characterized in that: described compressed air tube (4) is provided with compression indicator and control cock, is provided with choker relief valve between described first fast joint (5) and described admission port.
4. the discharge system for ammonium nitrate tank car according to claim 3, is characterized in that: described metallic hose (2) and described compressed air tube (4) are for removably connecting.
5. the discharge system for ammonium nitrate tank car according to claim 1-4 any one, it is characterized in that: the air pressure be in the described metallic hose (2) in operating mode controls within the scope of 0.1-0.3MPa, and the air pressure in described groove tank (1) controls within the scope of 0.05-0.15MPa.
6. the discharge system for ammonium nitrate tank car according to claim 5, is characterized in that: described first fast joint (5) is air quick coupling, and described second fast joint (7) is liquid phase quick coupling.
7. the discharge system for ammonium nitrate tank car according to claim 6, is characterized in that: be arranged with attemperator outside described drain pipe (6), equalizing pipe (10), balance cock (11), blow-off valve (9) and liquid metal pipe (8).
8. the discharge system for ammonium nitrate tank car according to claim 7, is characterized in that: described air compression plant (3) is air compressor or air compression station.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410418200.9A CN104261150B (en) | 2014-08-22 | 2014-08-22 | Discharge system for ammonium nitrate tank car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410418200.9A CN104261150B (en) | 2014-08-22 | 2014-08-22 | Discharge system for ammonium nitrate tank car |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104261150A true CN104261150A (en) | 2015-01-07 |
| CN104261150B CN104261150B (en) | 2017-08-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410418200.9A Active CN104261150B (en) | 2014-08-22 | 2014-08-22 | Discharge system for ammonium nitrate tank car |
Country Status (1)
| Country | Link |
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| CN (1) | CN104261150B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106247162A (en) * | 2016-09-12 | 2016-12-21 | 云南冶金新立钛业有限公司 | Liquid chlorine loading-and-unloading material device |
| CN108656432A (en) * | 2018-06-08 | 2018-10-16 | 武汉正为机械有限公司 | A kind of isocyanates storage tank equipment |
| CN114506810A (en) * | 2022-02-24 | 2022-05-17 | 湖北兴福电子材料有限公司 | Safe unloading device and method for liquid sulfur trioxide |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1224792A (en) * | 1968-02-08 | 1971-03-10 | Kidde Walter Co Ltd | Improvements in or relating to containers for combustible liquids or gases |
| US4071452A (en) * | 1975-05-28 | 1978-01-31 | Swiss Aluminium Ltd. | Device for discharging particulate materials |
| GB2198417A (en) * | 1986-12-08 | 1988-06-15 | Ici Australia Operations | Containers adaptable for carrying different loads |
| CN1193599A (en) * | 1997-03-17 | 1998-09-23 | 张学彬 | Closed liquid transferring and storing system |
| CN2435295Y (en) * | 2000-07-21 | 2001-06-20 | 北京中油华能科技发展有限公司 | LPG feeding means for vehicle |
| JP2006341930A (en) * | 2006-07-18 | 2006-12-21 | Tankutekku:Kk | Tank lorry |
| CN201376758Y (en) * | 2009-03-12 | 2010-01-06 | 湖北凯龙化工集团股份有限公司 | Tank container for hot concentrated ammonium nitrate solution |
| CN202880853U (en) * | 2012-09-19 | 2013-04-17 | 濮阳市慧鑫化工机械有限公司 | Ordinary pressure sealed oil loading and unloading device of oil tank truck |
| CN203440053U (en) * | 2013-08-20 | 2014-02-19 | 宁波市镇海泰达化工有限公司 | Improved Liquid phthalic anhydride truck loading system |
-
2014
- 2014-08-22 CN CN201410418200.9A patent/CN104261150B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1224792A (en) * | 1968-02-08 | 1971-03-10 | Kidde Walter Co Ltd | Improvements in or relating to containers for combustible liquids or gases |
| US4071452A (en) * | 1975-05-28 | 1978-01-31 | Swiss Aluminium Ltd. | Device for discharging particulate materials |
| GB2198417A (en) * | 1986-12-08 | 1988-06-15 | Ici Australia Operations | Containers adaptable for carrying different loads |
| CN1193599A (en) * | 1997-03-17 | 1998-09-23 | 张学彬 | Closed liquid transferring and storing system |
| CN2435295Y (en) * | 2000-07-21 | 2001-06-20 | 北京中油华能科技发展有限公司 | LPG feeding means for vehicle |
| JP2006341930A (en) * | 2006-07-18 | 2006-12-21 | Tankutekku:Kk | Tank lorry |
| CN201376758Y (en) * | 2009-03-12 | 2010-01-06 | 湖北凯龙化工集团股份有限公司 | Tank container for hot concentrated ammonium nitrate solution |
| CN202880853U (en) * | 2012-09-19 | 2013-04-17 | 濮阳市慧鑫化工机械有限公司 | Ordinary pressure sealed oil loading and unloading device of oil tank truck |
| CN203440053U (en) * | 2013-08-20 | 2014-02-19 | 宁波市镇海泰达化工有限公司 | Improved Liquid phthalic anhydride truck loading system |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106247162A (en) * | 2016-09-12 | 2016-12-21 | 云南冶金新立钛业有限公司 | Liquid chlorine loading-and-unloading material device |
| CN108656432A (en) * | 2018-06-08 | 2018-10-16 | 武汉正为机械有限公司 | A kind of isocyanates storage tank equipment |
| CN114506810A (en) * | 2022-02-24 | 2022-05-17 | 湖北兴福电子材料有限公司 | Safe unloading device and method for liquid sulfur trioxide |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104261150B (en) | 2017-08-25 |
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