CN107226306B - Oil rail tanker, which is unloaded, heats obturator - Google Patents
Oil rail tanker, which is unloaded, heats obturator Download PDFInfo
- Publication number
- CN107226306B CN107226306B CN201610167892.3A CN201610167892A CN107226306B CN 107226306 B CN107226306 B CN 107226306B CN 201610167892 A CN201610167892 A CN 201610167892A CN 107226306 B CN107226306 B CN 107226306B
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- CN
- China
- Prior art keywords
- grab
- obturator
- heats
- unloaded
- connector
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- 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
- B65D90/54—Gates or closures
-
- 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
- B65D88/00—Large containers
- B65D88/74—Large containers having means for heating, cooling, aerating or other conditioning of contents
- B65D88/744—Large containers having means for heating, cooling, aerating or other conditioning of contents heating or cooling through the walls or internal parts of the container, e.g. circulation of fluid inside the walls
Abstract
It unloads the invention discloses a kind of oil rail tanker and heats obturator comprising the lower cover for being arranged on the oil tank outage of oil rail tanker, the cylinder on lower cover, and the upper press cover positioned at the cylinder other end；Upper press cover is provided with driving device, and driving device is connected with grab connector, and grab connector can be rotated relative to tank mouth, and grab connector can extend to inside oil tank along oil tank outage wall, is connected with grab on grab connector；Wherein, it is provided with limited roller on the upper press cover, limit partition is fixed on grab connector, the limit plate and limited roller cooperate to limit the rotation of grab connector.It unloads heating device using of the invention and unload the heating work of Chinese herbaceous peony, have many advantages, such as environmentally friendly, energy saving, efficient, at low cost.
Description
Technical field
It unloads heating equipment more particularly to a kind of closed dress of heating suitable for unloading the present invention relates to a kind of oil rail tanker
It sets.
Background technique
The operating procedure of domestic petroleum, chemical company when unloading oil rail tanker is: first heating to tank car, to the original in tank
Oil reaches easy flow regime and unloads again to tank car.In tank car heating process, the tank mouth of tank car is in open state, in this way
Oil gas volatilization is had in heating to come out.Especially winter needs to use steam long-time heating, can generate during this period a large amount of
Oil gas is directly discharged into atmosphere, not only be polluted environment, is caused the loss of oil product, also damages to operator.
To sum up, the existing open heating technology of unloading has the disadvantage in that
1) steam consumption is big, at high cost.
2) temperature rises slowly in tank, and heating time is long.
3) working efficiency is low, and operating environment is poor.
4) oil gas has race to emit loss, and the oil gas of lightweight has inflammability, and there are security risks.
Summary of the invention
In order to overcome all or part of disadvantage in above-mentioned prior art, the invention proposes a kind of structures simply, warp
Long oil rail tanker durable, that locking effect is good, which is unloaded, heats obturator.
A kind of oil rail tanker disclosed by the invention heating device of unloading includes oil tank outage for oil rail tanker to be arranged in
On lower cover, the cylinder on lower cover, and the upper press cover positioned at the cylinder other end；Upper press cover is provided with driving device,
Driving device is connected with grab connector, and grab connector can be rotated relative to tank mouth, and grab connector can be along oil tank outage wall
It extends to inside oil tank, is connected with grab on grab connector；Wherein, limited roller, grab are provided on the upper press cover
Limit partition is fixed on connector, the limit board leans against the rotation that grab connector is limited on limited roller.
Advantageously, oil rail tanker heating device of unloading further includes the pressure display table outside the oil tank, for unloading
Pressure in vehicle heating process in real-time display tank.
Advantageously, the driving method that the driving device is is one of electricity, gas, vapour, hydraulic, magnetic force.
Advantageously, the driving device, grab connector, grab are along two groups of diametrically opposite arrangement of tank mouth.
Advantageously, grab connector and the driving push-pull rod of driving device are hinged, and grab connector can turn around the hinge joint
It is dynamic.
Advantageously, grab and grab connector are hinged.
Advantageously, grab is integrated with grab connector.
Advantageously, gasket is provided between lower cover and tank mouth.
Advantageously, the heating device of unloading includes safety valve and constant DP control valve.
Advantageously, described device is made of corrosion-resistant stainless steel.
Compared with prior art, of the invention unload heats obturator and can reduce steam consumption, so that in unloading
Cost it is lower；Since oil tank is closed when heated, in identical heating time, 10%-20% is can be improved in temperature in tank,
Reduce heating time；Airtight heating operation avoids oil gas race and emits loss, it is therefore prevented that due to flammable light petroleum gas
Run the security risk for emitting and generating；In short, the present invention improves the working efficiency unloaded, operating environment has been purified.
Detailed description of the invention
Fig. 1 is opening state schematic diagram when obturator according to the present invention works；
Fig. 2 is rounding state schematic diagram when obturator according to the present invention works；
Fig. 3 is top view when obturator according to the present invention works；
Fig. 4 is side view when obturator according to the present invention works.
In figure: 1. grabs, 2. grab connectors, 3. tank mouths, 4. gaskets, 5. lower covers, 6. limited rollers, 7. drivings push away
Pull rod, 8. cylinders, 9. upper press covers, 10. constant DP control valves, 11. safety valves, 12. pressure display tables, 13. drive motors, 14. limits
Position partition.
Specific embodiment
Below by attached drawing, technical solution of the present invention is described in further detail.
Fig. 1 to Fig. 4, which shows a kind of oil rail tanker according to the present invention, unloads and heats the structure of obturator.As schemed
Show, lower cover 5 is placed in the tank mouth 3 of oil tank by airtight heating device of the invention when in use.Lower cover 5 be and tank mouth 3
The annular to match.Selectively, gasket 4 is set between lower cover 5 and tank mouth 3 in order to increase airtightness when heating.
Locking between lower cover 5 and the upper surface of tank mouth 3 is formed as elastic locking and realizes sealing by gasket 4.Lower cover 5 passes through
Cylinder 8 is connect with upper press cover 9.For upper press cover 9 other than the outs open that associated components protrude into, remaining is closed.Driving
The driving push-pull rod 7 of motor 13 is stretched in the inner space that the cylinder 8 is surrounded by upper press cover 9, and grab connector 2 is logical
The driving push-pull rod 7 for crossing pin shaft and drive motor 13 is hinged, and grab connector 2 can be rotated around the hinge joint of the pin shaft.Wherein
The grab connector 2 forms inverted L shape close to the part of driving push-pull rod 7, and the hinge joint is located at the L-shaped horizontal edge
On, and the horizontal edge extends outward from the center of the tank mouth 3.Postive stop baffle 14 is connected in the L-shaped corner.Described
It is further fixed on limited roller 6 in the inner space of cylinder 8, postive stop baffle 14 can be every leaning against on limited roller 6 and can roll around limit
Wheel 6 rolls.Limited roller 6 can be connected to the lower section of upper press cover 9 by sunpender.It can be with heating element come to the original in oil tank
Oil heating.
In the illustrated embodiment, grab connector 2 is formed with grab 1 in the end opposite with driving push-pull rod 7, the card
Hook 1 and grab connector 2 are integrally formed；In addition grab 1 may be individual component and the end for being hinged on grab connector 2.
The advantages of hinged grab 1, is their ability to rotate around hinge joint.Preferably, grab 1 as shown in figs. 1 and 2 had both included and card
The integrally formed grab 1 of hook connects part 2, and the grab 1 including being hinged on grab connector 2, that is, form two layers of hook structure.
What can be further contemplated that can be integrally formed two or more layers grab 1 without in addition hinged on grab connector 2
Grab 1 or on grab connector 2 directly hinged two or more layers grab 1 without being integrally formed with grab connector 2
Grab 1.When two or more layers grab 1 is arranged, the extension elongation of various grabs 1 is set as different, and along the wall of tank mouth 3 to
Outer direction is gradually reduced, and the different-diameter and tank mouth height of tank mouth 3 are adapted to this.
In one embodiment, the probe of pressure display table 12 passes through the inner space that upper press cover 9 is connected to tank car oil tank, with
Just the pressure in oil tank during heating is monitored in real time.It is envisioned that the pipeline across upper press cover 9 can also be passed through
Safety valve 11 and constant DP control valve 10 are added in the airtight heating device, safety valve 11 and constant DP control valve 10 are in oil tank
Pressure be more than setting pressure threshold when release oil tank in part oil gas, to avoid oily pressure inside the tank excessive.
The diameter of domestic tank car tank mouth (manhole) existsBetween, tank mouth diameter height 200-400mm it
Between, in the fabrication process, tank mouth flatness tolerance is between 0- ± 5mm.When pressure is between 0.02-0.10MPa in tank body,
The thrust of 270kg is generated upwards.In view of operating condition used above, Structural Design Requirement: the retaining mechanism of the heating that is used to unload must
It must be safe and reliable；The material of gasket selects necessary hardness moderate, and sealing effect is good, to adapt to the error that tank mouth processing generates.
It is of the invention to unload that heat the obturator course of work as follows:
Step 1: obturator is located at rounding state as shown in Figure 2, heating element does not add the crude oil in oil tank
Heat；
Step 2: the driving push-pull rod 7 of drive motor 13 moves upwards band when to heat to the crude oil in oil tank
Dynamic grab connector 2 moves upwards, according to the diameter and height of tank mouth 3, one layer in multilayer grab 1 with 3 lower end surface hook of tank mouth
Firmly, opening state as shown in Figure 1 is formed, with the movement further up of driving push-pull rod 7, to lower cover 5 and gasket 4
Further apply to realize the locking of tank mouth, at this point it is possible to heat the crude oil in oil tank using heating element.?
During heating crude oil, the pressure of crude oil in oil tank can be observed in real time by pressure display table 12.11 He of safety valve simultaneously
Constant DP control valve 10 carries out pressure protection to oil tank；
Step 3: emptying is carried out after the completion of heating, since the residual pressure in vapor tight tank is more advantageous to the unloading of crude oil.
Step 4: driving push-pull rod 7 moves downward when emptying is completed, stop the work of limit partition 14 in limited roller 6
Under, grab connector 2 is inwardly collapsed, and the lower end surface of grab 1 and tank mouth 3 disengages, the lock release of oil tank outage 3.
Due to being hinged between grab connector 2 and driving push-pull rod 7, and the end of grab connector 2 can have hinge
The grab 1 connect, which has more adjustment surpluses, therefore the heating obturator has better adapt to mismachining tolerance
Property, for example can be good at adapting to the flatness of tank mouth.
Above embodiments are only exemplary embodiment of the present invention, are not used in the limitation present invention, protection scope of the present invention
It is defined by the claims.Those skilled in the art can within the spirit and scope of the present invention make respectively the present invention
Kind modification or equivalent replacement, this modification or equivalent replacement also should be regarded as being within the scope of the present invention.
Claims (10)
1. a kind of oil rail tanker, which is unloaded, heats obturator comprising for the tank mouth (3) of the oil tank of oil rail tanker to be arranged in
Lower cover (5), be located at lower cover (5) on cylinder (8), and be located at cylinder (8) other end upper press cover (9)；Its feature exists
In: upper press cover (9) is provided with driving device (13), and driving device (13) is connected with grab connector (2), grab connector (2)
It can be rotated relative to tank mouth (3), grab connector (2) can extend to inside oil tank along tank mouth (3) wall, on grab connector (2)
It is connected with grab (1)；Wherein, it is provided with limited roller (6), is fixed on grab connector (2) limited on the upper press cover (9)
Position plate (14), limit plate (14) card lean against the rotation that grab connector (2) are limited on limited roller (6).
2. oil rail tanker according to claim 1, which is unloaded, heats obturator, which is characterized in that further include being located at outside oil tank
Pressure display table (12), for the pressure in heating process of unloading in real-time display tank.
3. oil rail tanker according to claim 1, which is unloaded, heats obturator, which is characterized in that the driving device (13)
Driving method be one of electricity, gas, vapour, hydraulic, magnetic force.
4. oil rail tanker according to claim 1, which is unloaded, heats obturator, which is characterized in that the driving device
(13), grab connector (2), grab (1) are along two groups of diametrically opposite arrangement of tank mouth.
5. oil rail tanker according to claim 1, which is unloaded, heats obturator, which is characterized in that grab connector (2) with
Hingedly, grab connector (2) can rotate the driving push-pull rod (7) of driving device (13) around the hinge joint.
6. oil rail tanker according to claim 1, which is unloaded, heats obturator, which is characterized in that grab (1) and grab connect
Fitting (2) is hinged.
7. oil rail tanker according to claim 1, which is unloaded, heats obturator, which is characterized in that grab (1) and grab connect
Fitting (2) is integrated.
8. oil rail tanker according to claim 1, which is unloaded, heats obturator, which is characterized in that lower cover (5) and tank mouth
(3) gasket (4) are provided between.
9. oil rail tanker according to claim 1, which is unloaded, heats obturator, which is characterized in that further include safety valve (11)
With constant DP control valve (10).
10. oil rail tanker according to claim 1, which is unloaded, heats obturator, which is characterized in that it is by corrosion-resistant stainless
Steel is made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610167892.3A CN107226306B (en) | 2016-03-23 | 2016-03-23 | Oil rail tanker, which is unloaded, heats obturator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610167892.3A CN107226306B (en) | 2016-03-23 | 2016-03-23 | Oil rail tanker, which is unloaded, heats obturator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107226306A CN107226306A (en) | 2017-10-03 |
| CN107226306B true CN107226306B (en) | 2019-03-08 |
Family
ID=59931989
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610167892.3A Active CN107226306B (en) | 2016-03-23 | 2016-03-23 | Oil rail tanker, which is unloaded, heats obturator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107226306B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2930954A1 (en) * | 1979-07-21 | 1981-02-19 | Metz Homa Beschlaege | Heating oil tank closure - has screw cap with padlock eye and protective cover cap locked in position relative to this eye |
| CN201010261Y (en) * | 2007-01-25 | 2008-01-23 | 上海环境科技装备有限公司 | Sealing mechanism of garbage container door with self-locking function |
| CN102284454A (en) * | 2011-07-19 | 2011-12-21 | 中国石油化工股份有限公司 | Closed self-locking cleaning device of tank |
| CN204958333U (en) * | 2015-06-30 | 2016-01-13 | 国家电网公司 | Portable cable well cover opening tool |
-
2016
- 2016-03-23 CN CN201610167892.3A patent/CN107226306B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2930954A1 (en) * | 1979-07-21 | 1981-02-19 | Metz Homa Beschlaege | Heating oil tank closure - has screw cap with padlock eye and protective cover cap locked in position relative to this eye |
| CN201010261Y (en) * | 2007-01-25 | 2008-01-23 | 上海环境科技装备有限公司 | Sealing mechanism of garbage container door with self-locking function |
| CN102284454A (en) * | 2011-07-19 | 2011-12-21 | 中国石油化工股份有限公司 | Closed self-locking cleaning device of tank |
| CN204958333U (en) * | 2015-06-30 | 2016-01-13 | 国家电网公司 | Portable cable well cover opening tool |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107226306A (en) | 2017-10-03 |
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