CN103640820B - Pneumatic compacting self locking type oil tank gas recycling and sealing device arranged on top of train - Google Patents
Pneumatic compacting self locking type oil tank gas recycling and sealing device arranged on top of train Download PDFInfo
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- CN103640820B CN103640820B CN201310735646.XA CN201310735646A CN103640820B CN 103640820 B CN103640820 B CN 103640820B CN 201310735646 A CN201310735646 A CN 201310735646A CN 103640820 B CN103640820 B CN 103640820B
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Abstract
The invention discloses a pneumatic compacting self locking type oil tank gas recycling and sealing device arranged on the top of a train. The pneumatic compacting self locking type oil tank gas recycling sealing device is characterized in that a rubber gasket is placed above a tank port, a bottom withholding mechanism is positioned in the tank port, and a vertical pipe lifting air cylinder is arranged in the bottom withholding mechanism; the vertical pipe lifting air cylinder can drive a vertical pipe to connect with the withholding mechanism, and spring bolts and a bottom support arranged in the withholding mechanism are connected with a guiding sliding groove in an outer cylinder through a sliding mechanism; when the vertical pipe drives the withholding mechanism to upward move, the spring bolts can horizontally unfold and can upward compact a tank wall, and the stable reliable pressing force is provided for the rubber gasket arranged on the upper part of the sealing device. The sealing device disclosed by the invention has the advantages that the compacting force is only acted between a sealing cover and the tank port, the influence from the rigidity of a crane pipe and a tank car is small, the provided compacting force greatly exceeds the pressured generated by oil gas, and the sealing effect is very reliable; the sealing device finishes compacting and loosening through a pneumatic assembly; the sealing device is suitable for sealing tank ports of multiple train tanks, the operation is simple, and the sealing device is used for sealing and recycling the top truck loading of a volatile oil product or chemical medium train tank of an oil refinery, a storage field or a chemical engineering unit.
Description
Technical field
The present invention relates to a kind of highly volatile oil product or chemical medium handling equipment, particularly a kind of train top pneumatic clamping self-locking type oil tank gas reclaims sealing arrangement.
Background technology
At present, along with country is to safety in production, the requirement of energy-conserving and environment-protective is more and more higher, a lot of petrochemical industry and chemical enterprise, when highly volatile oil product or chemical medium entrucking, all used oil gas to reclaim sealing arrangement, to reduce volatile gas to the pollution of environment and the harm to people's lives and properties, the recycling of volatile gas has also been saved to resource simultaneously.Current conventional sealing arrangement mainly contains: rely on the locking of oil filling riser outer arm that cone cap or the flat cap of sealing thrust are provided, or rely on the attractive force of sealing arrangement deadweight or spring force or magnet that thrust sealing arrangement is provided, or dependence oil filling riser outer arm rigid support, utilize the sealing arrangement of cylinder-pressing tank mouth, these sealing arrangements are due to the interior outer arm band swivel joint poor rigidity of oil filling riser, outer arm locking is unreliable, can not provide enough thrusts for sealing member, sealing effectiveness is poor, the thrust providing by deadweight or spring force or magnetic material pressed sealing device is seal request during out of reach also, and deadweight is larger, operate more difficult.On nanubrium, add the sealing arrangement of cylinder due to the longer insufficient rigidity of oil filling riser outer arm, vehicle body sedimentation during charge of oil in addition, the thrust providing can not seal up tank mouth completely.So the poor sealing performance of above-mentioned sealing arrangement is the main technical bottleneck that causes gas recovery system for oil organic efficiency low.
Summary of the invention
The technical problem to be solved in the present invention is for the deficiencies in the prior art, has proposed a kind of energy and has adapted to multiple train tanker vehicle tank mouth, seals train top pneumatic clamping self-locking type oil tank gas recovery sealing arrangement reliable, simple to operate.
The technical problem to be solved in the present invention is achieved through the following technical solutions, a kind of train top pneumatic clamping self-locking type oil tank gas reclaims sealing arrangement, comprise nanubrium and the seal cover cap coordinating with train tanker vehicle top tank mouth, seal cover cap center is provided with nanubrium and passes through hole, the other seal cover cap lid of through hole is provided with oil gas and reclaims mouth, be characterized in: in seal cover cap bottom, be provided with cover plate cylinder assembly, cover plate cylinder assembly is provided with a urceolus, dock with the lower surface of seal cover cap on the upper edge of urceolus, described oil gas reclaims mouth and is arranged on the seal cover cap in urceolus, on seal cover cap, along outer drum outer wall, be provided with rubber gasket, in urceolus, be provided with nanubrium lift cylinder, in being provided with train tanker vehicle tank mouth, urceolus bottom withholds mechanism along the bottom coordinating, described nanubrium lift cylinder comprises the cylinder block being sleeved on outside nanubrium, upper end cover and bottom end cover, upper end cover and bottom end cover all have nanubrium and pass through hole, upper end cover is connected with seal cover cap, between the outer wall of nanubrium and the inwall of cylinder block, form pressure chamber, in pressure chamber, be provided with piston, piston bush is contained on nanubrium and with nanubrium and is fixedly connected with, nanubrium has formed the piston rod of nanubrium lift cylinder, described bottom is withheld mechanism and is comprised the collet being arranged on nanubrium outer wall, collet is provided with the slideway of horizontally set, in slideway, being equipped with can be along the dead bolt of slideway transversal stretching, dead bolt is provided with the guiding slide bar that outwards arrange vertical with dead bolt, on the barrel of described urceolus, be provided with the vertical slot coordinating with dead bolt, the outer tube wall of vertical slot sidepiece is provided with the guide chute coordinating with above-mentioned guiding slide bar, described guide chute comprises that the flexible guide groove of dead bolt and dead bolt compress guide groove, the flexible guide groove of dead bolt is by the initial bit setting that is inclined upwardly, dead bolt compresses guide groove and is arranged on the terminal of the flexible guide groove of dead bolt and upwards arranges, seal cover cap covers on train tanker vehicle tank mouth, nanubrium lift cylinder promotes nanubrium, guiding slide bar moves along guide chute, dead bolt stretches out and moves up and compress edge in train tanker vehicle tank mouth along vertical slot in vertical slot, thereby for seal cover cap provides sealing thrust.
The technical problem to be solved in the present invention can also be come further to realize by the following technical programs, and seal cover cap top is provided with pneumatic valve, and pneumatic valve communicates with the pressure chamber of nanubrium lift cylinder by ventilation duct.
The technical problem to be solved in the present invention can also be come further to realize by the following technical programs, and high liquid-level probe is housed on the nanubrium below urceolus, and seal cover cap is provided with the call wire joining with high liquid-level probe.
The technical problem to be solved in the present invention can also be come further to realize by the following technical programs, symmetrical in the slideway on mechanism's collet is withheld in bottom two dead bolts are housed, the setting that is in the shape of the letter V of the dead bolt flexible guide groove corresponding with two dead bolts on outer tube wall.
The technical problem to be solved in the present invention can also be come further to realize by the following technical programs, withholds on the collet of mechanism be arranged side by side two slideways in bottom, all symmetrical on every slideway two dead bolts is housed.
The technical problem to be solved in the present invention can also be come further to realize by the following technical programs, and described rubber gasket comprises the inner ring canister chewing-gum pad arranging along outer drum outer wall, is provided with outer ring large tank chewing-gum pad on the seal cover cap outside inner ring canister chewing-gum pad.
The technical problem to be solved in the present invention can also be come further to realize by the following technical programs, between rubber gasket and seal cover cap, adopts oat tail groove structure to fix, and it is harder that the dovetail of rubber gasket is partly done, in order to be connected firmly; It is softer that the hermetic unit of rubber gasket is done, and can, in when sealing compensating tank mouth flatness error, improve sealing property.
The present invention compared with prior art, rubber gasket is placed in tank mouth top, it is inner in tank mouth that mechanism is withheld in bottom, built-in nanubrium lift cylinder, nanubrium lift cylinder drives nanubrium and withholds mechanism and be connected, and the dead bolt of withholding in mechanism is connected by slide mechanism with the guide chute on collet and urceolus, when mechanism's upward movement is withheld in nanubrium drive, dead bolt horizontal development upwards compresses tank skin, for the rubber gasket on top provides reliable and stable thrust.This thrust only acts between seal cover cap and tank mouth, the rigidity of oil filling riser and the sedimentation of tank car on impact very little, and the thrust providing substantially exceeds the pressure that oil gas produces, so sealing effectiveness is very reliable.Sealing arrangement compresses, unclamp all and completed by Pneumatic assembly, for common manual oil filling riser, only needs operating personal, when operation, the sealing arrangement on oil filling riser is put into tank mouth, after the end of job, sealing arrangement shifted out and made from tank mouth oil filling riser to reset and can.The pneumatic valve of sealing arrangement of everything select solenoid directional control valve can realize oil filling riser and sealing arrangement to(for) full automaticity oil filling riser can be controlled automatically, and operating personal only need be controlled and can on trestle.The present invention can adapt to multiple train tanker vehicle tank mouth, it is reliable, simple to operate to seal.The hermetic reclaim that can be used for refinery, the volatile oil product of accumulating Chang Huo chemical industry unit or the top entrucking of chemical medium train tanker vehicle.
Accompanying drawing explanation
Fig. 1 is structure diagram of the present invention;
Fig. 2 is nanubrium lift cylinder structure diagram;
Fig. 3 is that mechanism's structure diagram is withheld in bottom;
Fig. 4 is cover plate cylinder assembly structure diagram;
Fig. 5 is the internal lock tongue structure sketch that mechanism is withheld in bottom.
The specific embodiment
A kind of train top pneumatic clamping self-locking type oil tank gas reclaims sealing arrangement, comprise nanubrium 6 and the seal cover cap 2 coordinating with train tanker vehicle top tank mouth, seal cover cap 2 centers are provided with nanubrium by hole 19, nanubrium is provided with oil gas by hole 19 other seal cover cap lids and reclaims mouth 9, in seal cover cap bottom, be provided with cover plate cylinder assembly, cover plate cylinder assembly is provided with a urceolus 14, dock with the lower surface of seal cover cap on the upper edge of urceolus 14, described oil gas reclaims on mouthful 9 seal cover caps 2 that are arranged in urceolus, on seal cover cap, along outer drum outer wall, be provided with rubber gasket, in urceolus 14, be provided with nanubrium lift cylinder 5, in being provided with train tanker vehicle tank mouth, urceolus bottom withholds mechanism 7 along the bottom coordinating, described nanubrium lift cylinder 5 comprises the cylinder block 10 being sleeved on outside nanubrium, upper end cover 11 and bottom end cover 12, upper end cover 11 and bottom end cover 12 all have nanubrium and pass through hole, upper end cover 11 is connected with seal cover cap, between the outer wall of nanubrium 6 and the inwall of cylinder block, form pressure chamber, in pressure chamber, be provided with piston 13, piston 13 is sleeved on nanubrium and with nanubrium and is fixedly connected with, nanubrium has formed the piston rod of nanubrium lift cylinder, described bottom is withheld mechanism and is comprised the collet 22 being arranged on nanubrium outer wall, collet 22 is provided with the slideway 23 of horizontally set, in slideway 23, being equipped with can be along the dead bolt 15 of slideway transversal stretching, dead bolt 15 is provided with the guiding slide bar 21 that outwards arrange vertical with dead bolt, on the barrel of described urceolus 14, be provided with the vertical slot 16 coordinating with dead bolt 15, the outer tube wall of vertical slot 16 sidepieces is provided with the guide chute 17 coordinating with above-mentioned guiding slide bar 21, described guide chute comprises that the flexible guide groove of dead bolt and dead bolt compress guide groove, the flexible guide groove of dead bolt is by the initial bit setting that is inclined upwardly, dead bolt compresses guide groove and is arranged on the terminal of the flexible guide groove of dead bolt and upwards arranges, seal cover cap covers on train tanker vehicle tank mouth, nanubrium lift cylinder promotes nanubrium, guiding slide bar 21 moves along guide chute 17, dead bolt stretches out and moves up and compress edge in train tanker vehicle tank mouth along vertical slot in vertical slot 16, thereby for seal cover cap provides sealing thrust.After filling operation completes, rotate pneumatic rotary valve 1, built-in cylinder piston rod moves downward, and drives and withholds assembly action, inside retracted for clearance when dead bolt moves downward.Sealing arrangement can take out and reset together with oil filling riser from tank mouth.
Described rubber gasket comprises the inner ring canister chewing-gum pad 4 arranging along outer drum outer wall, is provided with outer ring large tank chewing-gum pad 3 on the seal cover cap outside inner ring canister chewing-gum pad.Between rubber gasket and seal cover cap, adopt oat tail groove structure to fix, it is harder that the dovetail of rubber gasket is partly done, in order to be connected firmly; It is softer that the hermetic unit of rubber gasket is done, and can, in when sealing compensating tank mouth flatness error, improve sealing property.
According to the specification G60 car tank mouth diameter phi 595mm height 360mm of train tanker vehicle tank mouth, G70 car tank mouth diameter phi 525mm height 215mm, rubber gasket is divided into two-layer up and down, adapt to the sealing of two kinds of tank mouths, rubber gasket height is reasonably adjusted, can guarantee the sealing of multiple tank mouth, can avoid again the obstacles such as cover hinge and sealed cans boss, groove be designed to avoid the structures such as tank mouth internal overhaul cat ladder and oil level sign in cylindrical shell bottom simultaneously.
Seal cover cap 2 tops are provided with pneumatic valve 1, and pneumatic valve 1 communicates with the pressure chamber of nanubrium lift cylinder by ventilation duct.High liquid-level probe 8 is housed on the nanubrium below urceolus, and seal cover cap is provided with the call wire joining with high liquid-level probe.
In bottom, withhold interior symmetrical two dead bolts 15 that are equipped with of slideway 23 on mechanism's collet 22, the setting that is in the shape of the letter V of the flexible guide groove of the dead bolt corresponding with two dead bolts on outer tube wall.
In bottom, withhold on the collet of mechanism and be arranged side by side two slideways, all symmetrical on every slideway two dead bolts are housed.
Because this application of installation is in the place of murther, dead bolt contacts as movable parts and with tank skin, so dead bolt is used corrosion-resistant steel, inlays explosion-proof aluminium bronze structures with tank skin contact portion, prevent from dodging quick-fried generation, dead bolt adopts terraced structure to adapt to the needs of different tank mouths.
Claims (7)
1. a train top pneumatic clamping self-locking type oil tank gas reclaims sealing arrangement, comprise nanubrium and the seal cover cap coordinating with train tanker vehicle top tank mouth, seal cover cap center is provided with nanubrium and passes through hole, nanubrium is provided with oil gas by the other seal cover cap lid in hole and reclaims mouth, it is characterized in that: in seal cover cap bottom, be provided with cover plate cylinder assembly, cover plate cylinder assembly is provided with a urceolus, dock with the lower surface of seal cover cap on the upper edge of urceolus, described oil gas reclaims mouth and is arranged on the seal cover cap in urceolus, on seal cover cap, along outer drum outer wall, be provided with rubber gasket, in urceolus, be provided with nanubrium lift cylinder, in urceolus bottom, be provided with and along the bottom coordinating, withhold mechanism in train tanker vehicle tank mouth, described nanubrium lift cylinder comprises the cylinder block being sleeved on outside nanubrium, upper end cover and bottom end cover, upper end cover and bottom end cover all have nanubrium and pass through hole, upper end cover is connected with seal cover cap, between the outer wall of nanubrium and the inwall of cylinder block, form pressure chamber, in pressure chamber, be provided with piston, piston bush is contained on nanubrium and with nanubrium and is fixedly connected with, nanubrium has formed the piston rod of nanubrium lift cylinder, described bottom is withheld mechanism and is comprised the collet being arranged on nanubrium outer wall, collet is provided with the slideway of horizontally set, in slideway, being equipped with can be along the dead bolt of slideway transversal stretching, dead bolt is provided with the guiding slide bar that outwards arrange vertical with dead bolt, on the barrel of described urceolus, be provided with the vertical slot coordinating with dead bolt, the outer tube wall of vertical slot sidepiece is provided with the guide chute coordinating with above-mentioned guiding slide bar, described guide chute comprises that the flexible guide groove of dead bolt and dead bolt compress guide groove, the flexible guide groove of dead bolt is by the initial bit setting that is inclined upwardly, dead bolt compresses guide groove and is arranged on the terminal of the flexible guide groove of dead bolt and upwards arranges, seal cover cap covers on train tanker vehicle tank mouth, nanubrium lift cylinder promotes nanubrium, guiding slide bar moves along guide chute, dead bolt stretches out and moves up and compress edge in train tanker vehicle tank mouth along vertical slot in vertical slot, thereby for seal cover cap provides sealing thrust.
2. train top pneumatic clamping self-locking type oil tank gas according to claim 1 reclaims sealing arrangement, it is characterized in that: seal cover cap top is provided with pneumatic valve, and pneumatic valve communicates with the pressure chamber of nanubrium lift cylinder by ventilation duct.
3. train top pneumatic clamping self-locking type oil tank gas according to claim 1 reclaims sealing arrangement, it is characterized in that: high liquid-level probe is housed on the nanubrium below urceolus, and seal cover cap is provided with the call wire joining with high liquid-level probe.
4. train top pneumatic clamping self-locking type oil tank gas according to claim 1 reclaims sealing arrangement, it is characterized in that: symmetrical in the slideway on mechanism's collet is withheld in bottom two dead bolts are housed, the setting that is in the shape of the letter V of the dead bolt flexible guide groove corresponding with two dead bolts on outer tube wall.
5. train top pneumatic clamping self-locking type oil tank gas according to claim 1 reclaims sealing arrangement, it is characterized in that: in bottom, withhold on the collet of mechanism and be arranged side by side two slideways, all symmetrical on every slideway two dead bolts are housed.
6. train top pneumatic clamping self-locking type oil tank gas according to claim 1 reclaims sealing arrangement, it is characterized in that: described rubber gasket comprises the inner ring canister chewing-gum pad arranging along outer drum outer wall, is provided with outer ring large tank chewing-gum pad on the seal cover cap outside inner ring canister chewing-gum pad.
7. train top pneumatic clamping self-locking type oil tank gas according to claim 1 reclaims sealing arrangement, it is characterized in that: between rubber gasket and seal cover cap, adopt oat tail groove structure to fix, it is harder that the dovetail of rubber gasket is partly done, in order to be connected firmly; It is softer that the hermetic unit of rubber gasket is done, and can, in when sealing compensating tank mouth flatness error, improve sealing property.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310735646.XA CN103640820B (en) | 2013-12-28 | 2013-12-28 | Pneumatic compacting self locking type oil tank gas recycling and sealing device arranged on top of train |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310735646.XA CN103640820B (en) | 2013-12-28 | 2013-12-28 | Pneumatic compacting self locking type oil tank gas recycling and sealing device arranged on top of train |
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| Publication Number | Publication Date |
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| CN103640820A CN103640820A (en) | 2014-03-19 |
| CN103640820B true CN103640820B (en) | 2014-09-03 |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106564710B (en) * | 2016-11-01 | 2019-01-22 | 信众 | Taper lock compact form sealing cover |
| CN107697497B (en) * | 2017-09-27 | 2023-06-02 | 洛阳源和科技有限公司 | Operation method for inner buckle type sealing device of tank truck |
| CN107720684A (en) * | 2017-11-07 | 2018-02-23 | 连云港天邦科技开发有限公司 | A kind of bolt-type jar opening sealer |
| CN108223938A (en) * | 2018-03-14 | 2018-06-29 | 连云港宏泽机械设备有限公司 | Pneumatic pinch joint adjusts tail gas gathering and transporting device |
| CN109353982B (en) * | 2018-11-30 | 2024-05-24 | 连云港华泰石油化工机械有限公司 | Crane tube sealing and clamping device with switching function and clamping method |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5184654A (en) * | 1991-06-18 | 1993-02-09 | Dover Corporation | Vapor recovery sealing devices |
| JPH1072086A (en) * | 1996-08-30 | 1998-03-17 | Yano Tokushu Jidosha:Kk | Fuel oil transfer vehicle |
| CN200988768Y (en) * | 2006-08-09 | 2007-12-12 | 乐清市金宇石化设备有限公司 | Compact oil filling riser seal device |
| CN201784969U (en) * | 2010-08-15 | 2011-04-06 | 芜湖中集瑞江汽车有限公司 | Manhole sealing device of tank body |
| CN203652439U (en) * | 2013-12-28 | 2014-06-18 | 连云港天邦科技开发有限公司 | Pneumatic compression self-locking tank gas recycling sealing device at top of train |
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Effective date of registration: 20170224 Address after: Yanan City, Shandong province Qingdao City three road 266071 No. 218 Patentee after: China Petroleum & Chemical Corporation Qingdao Safety Engineering Institute Patentee after: LIANYUNGANG TIANBANG SCIENCE AND TECHNOLOGY DEVELOPMENT CO., LTD. Address before: 222000 Changjiang Road, Sinpo Development Zone, Jiangsu, Lianyungang, China, 21 Patentee before: LIANYUNGANG TIANBANG SCIENCE AND TECHNOLOGY DEVELOPMENT CO., LTD. |