CN207774009U - Bellows seal device for tank car tank mouth - Google Patents
Bellows seal device for tank car tank mouth Download PDFInfo
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- CN207774009U CN207774009U CN201721762362.XU CN201721762362U CN207774009U CN 207774009 U CN207774009 U CN 207774009U CN 201721762362 U CN201721762362 U CN 201721762362U CN 207774009 U CN207774009 U CN 207774009U
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- bellows seal
- air bag
- interior lining
- overhead gage
- tank car
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Abstract
The utility model is related to a kind of bellows seal devices for tank car tank mouth.It include bellows seal cap, one end pass through bellows seal cap oil filling riser and gas phase recycling hose；Wherein, bellows seal cap includes：Overhead gage, surface offer the opening for making oil filling riser pass through；Lower baffle ring is located at the side of overhead gage；Interior lining ring, one end are fixedly connected with overhead gage, and the other end is detachably connected with lower baffle ring；Air bag is surrounded on the periphery of interior lining ring；And overhead gage is stretched out in gas-charging connection, one end, the other end is connected with air bag；Wherein, it is formed between overhead gage, lower baffle ring and interior lining ring outer surface to accommodate the annular space of air bag.In tank car cargo handling process, when being sealed to tank car tank mouth using the above-mentioned bellows seal device for tank car tank mouth, air bag is contacted with the sealing surface of tank mouth for face, can realize air bag and the excellent sealing of tank mouth, improves the sealing effect in tank car cargo handling process.
Description
Technical field
The utility model is related to conveying equipment technical fields, more particularly to a kind of bellows seal for tank car tank mouth
Device.
Background technology
During petrochemicals are loaded and unloaded from transportation tank car, the tank mouth to tank car using sealing device is needed
(wagon spout) is sealed, and is avoided handling medium volatile matter from being directly discharged to outside tank, is caused environmental pollution.
Traditional sealing device includes cone seal cap, is sealed to tank mouth using above-mentioned cone seal cap.However, by
There are attachmentes, the cone seal caps such as tank mouth lid, connection ear still to have larger gap after being sealed to tank mouth at the top of tank mouth.Cause
This, the sealing effect of traditional sealing device is poor, is easy that handling medium volatile matter is made to leak, not only influences environment, cause ring
Border is polluted, while also wasting resource.
Utility model content
Based on this, it is necessary to which the problem of for how to improve sealing effect in tank car cargo handling process, providing one kind can carry
The bellows seal device for tank car tank mouth of sealing effect in high tank car cargo handling process.
A kind of bellows seal device for tank car tank mouth, including bellows seal cap, one end pass through the gasbag-type
The oil filling riser and gas phase of seal cap recycle hose；
Wherein, the bellows seal cap includes：
Overhead gage, surface offer the opening for making the oil filling riser pass through；
Lower baffle ring is located at the side of the overhead gage；
Interior lining ring, one end are fixedly connected with the overhead gage, and the other end is detachably connected with the lower baffle ring；
Air bag is surrounded on the periphery of the interior lining ring；
And the overhead gage is stretched out in gas-charging connection, one end, the other end is connected with the air bag；
Wherein, it is formed between the overhead gage, the lower baffle ring and the interior lining ring outer surface to accommodate the air bag
Annular space.
In tank car cargo handling process, tank car tank mouth is sealed using the above-mentioned bellows seal device for tank car tank mouth
When, first the sealing device of the air bag including unaerated is placed at tank mouth.Later to airbag aeration, air bag under the influence of air pressure
It can be contacted well with tank mouth side wall, and air bag is contacted with the sealing surface of tank mouth for face, can realize the good of air bag and tank mouth
Good sealing, improves the sealing effect in tank car cargo handling process.
The overhead gage surface opposite with the interior lining ring is equipped with and the interior lining ring phase in one of the embodiments,
Matched circular groove, the interior lining ring are fixed on the side wall of the circular groove.
The interior lining ring is welded to connect with the overhead gage in one of the embodiments,.
The air bag surface opposite with the interior lining ring is equipped with through the interior lining ring in one of the embodiments,
The other end of gas nozzle, the gas nozzle and the gas-charging connection is detachably connected.
The other end of the interior lining ring is connected by screw bolts with the lower baffle ring in one of the embodiments,.
The outer diameter of the interior lining ring is 200mm~220mm in one of the embodiments,.
The outer diameter of the air bag is more than 45mm in one of the embodiments,.
The air bag is Silicon rubber inflatable bag in one of the embodiments,.
Further include gas phase recovery tube banjo fixing butt jointing in one of the embodiments, one end is fixed on the overhead gage, and
Through the overhead gage, the other end is detachably connected with gas phase recycling hose.
Further include airbag aeration pipeline in one of the embodiments, the airbag aeration pipeline and the gas-charging connection
It is connected.
Description of the drawings
Fig. 1 is the schematic diagram of the bellows seal device for tank car tank mouth of one embodiment of the utility model；
Fig. 2 is the front view of the bellows seal cap of one embodiment of the utility model；
Fig. 3 is the side view of the bellows seal cap of one embodiment of the utility model；
Fig. 4 is the state diagram before the airbag aeration of one embodiment of the utility model；
Fig. 5 is the state diagram after the airbag aeration of one embodiment of the utility model；
Fig. 6 is the schematic diagram of the bellows seal system of one embodiment of the utility model.
Specific implementation mode
To keep the above objects, features, and advantages of the utility model more obvious and easy to understand, below in conjunction with the accompanying drawings to this
The specific implementation mode of utility model is described in detail.Elaborate many details in order to abundant in the following description
Understand the utility model.But the utility model can be much to implement different from other manner described here, this field
Technical staff can do similar improvement without prejudice to the utility model connotation, therefore the utility model is not by following public affairs
The limitation for the specific embodiment opened.
Fig. 1~Fig. 5 is referred to, the bellows seal device 100 for tank car tank mouth of an embodiment includes gasbag-type
Seal cap 110, one end pass through the oil filling riser 120 of bellows seal cap and gas phase to recycle hose 130.
Wherein, bellows seal cap 110 includes overhead gage 111, lower baffle ring 112, interior lining ring 113, air bag 114 and inflation
Connector 115.
Wherein, the surface of overhead gage 111 offers the opening (not shown) for making oil filling riser 120 pass through.Opening can be located at upper
The centre position of baffle 111 can also be located at the marginal position of overhead gage 111.The specific location of opening according to actual conditions into
Row setting.
Wherein, lower baffle ring 112 is located at the side of overhead gage 111.Specifically, as shown in Figure 2, lower baffle ring 112 is located at upper
The lower section of baffle 111.
Wherein, one end of interior lining ring 113 is fixedly connected with overhead gage 111, and the other end is detachably connected with lower baffle ring 112.
In this way after dismantling interior lining ring 113 and lower baffle ring 112, convenient for air bag 114 is positioned over overhead gage 111 and lower baffle ring 112
Between, and it is simple and convenient to repair replacement.
Wherein, air bag 114 is surrounded on the periphery of interior lining ring 113.Please also refer to Fig. 4 and Fig. 5, before air bag 114 is inflated
Width be less than inflation after width.The blowing pressure of air bag 114 according to it is actual sealing it needs to be determined that, can realize
Subject to effect sealing.
Wherein, the blowing pressure is preferably 0.3MPa~0.5MPa.The surface of air bag 114 can be made to have been contacted with tank mouth side
Certain pressure effect, enhances sealing effect.In addition, the air bag 114 in the utility model uses compressed air, do not set electrically
It is standby, do not need explosion-proof equal requirement.
Wherein, overhead gage 111 is stretched out in one end of gas-charging connection 115, and the other end is connected with air bag 114, such as Fig. 2 and Fig. 3
It is shown.After being inflated to air bag 114, gas-charging connection 115 prevents 114 gas leakage of air bag and influences to seal in the state closed
Effect.
Wherein, it is formed between 113 outer surface of overhead gage 111, lower baffle ring 112 and interior lining ring to accommodate the ring of air bag 114
Shape space.The size of annular space is configured according to the volume of accommodated air bag 114, can effectively accommodate the gas after inflation
Subject to capsule 114.
On the basis of aforementioned embodiments, the surface opposite with interior lining ring 113 of overhead gage 111 is equipped with and interior lining ring 113
The circular groove 116 to match, interior lining ring 113 are fixed on the side wall of circular groove 116.
On the basis of aforementioned embodiments, interior lining ring 113 is welded to connect with overhead gage 111.Certainly, interior lining ring 113 can
To be welded on the side wall of circular groove 116 of overhead gage 111, the other positions of overhead gage 111 can also be welded in.
On the basis of aforementioned embodiments, the surface opposite with interior lining ring 113 of air bag 114, which is equipped with, runs through interior lining ring 113
Gas nozzle 118, gas nozzle 118 and the other end of gas-charging connection 115 are detachably connected.Repair is replaced simple and convenient.
On the basis of aforementioned embodiments, the other end and the lower baffle ring 112 of interior lining ring 113 are connected by screw bolts.Certainly,
Connection type between the other end and lower baffle ring 112 of interior lining ring 113 is without being limited thereto, other connection types also can be used and connected
It connects.
On the basis of aforementioned embodiments, the outer diameter of interior lining ring 113 is preferably 200mm~220mm.
On the basis of aforementioned embodiments, the outer diameter of air bag 114 is preferably greater than 45mm.The tank sealed with specific reference to needs
The bore of mouth is configured.
On the basis of aforementioned embodiments, air bag 114 is Silicon rubber inflatable bag.Silicon rubber inflatable bag has corrosion resistant oil, resistance toization
Conveying medium will not be polluted even if being in direct contact conveying medium by learning the characteristics such as corrosion, it is ensured that certain service life.
On the basis of aforementioned embodiments, the bellows seal device 100 for tank car tank mouth further includes gas phase recycling
Pipe banjo fixing butt jointing 140.One end of gas phase recovery tube banjo fixing butt jointing 140 is fixed on overhead gage 111, and runs through overhead gage 111, separately
One end is detachably connected with gas phase recycling hose 130.Repair is replaced simple and convenient.
On the basis of aforementioned embodiments, the bellows seal device 100 for tank car tank mouth further includes airbag aeration
Pipeline 150.Airbag aeration pipeline 150 is connected with gas-charging connection 115.
In tank car cargo handling process, tank car tank mouth is sealed using the above-mentioned bellows seal device for tank car tank mouth
When, first the sealing device of the air bag including unaerated is placed at tank mouth.Later to airbag aeration, air bag under the influence of air pressure
It can be contacted well with tank mouth side wall, and air bag is contacted with the sealing surface of tank mouth for face, can realize the good of air bag and tank mouth
Good sealing, improves the sealing effect in tank car cargo handling process.
Fig. 6 is referred to, the bellows seal system 200 of an embodiment includes the above-mentioned gasbag-type for tank car tank mouth
Sealing device 100 and tank car 210.
Wherein, tank car 210 includes storage tank 211.Storage tank 211 includes tank mouth 212.When loading and unloading conveying medium, using above-mentioned use
Tank mouth 212 is sealed in the bellows seal device 100 of tank car tank mouth, air bag 114 is inflated with suitable pressure,
Until tank mouth 212 to be carried out to effectively sealing.Confirm good seal and then conveying medium is loaded and unloaded using oil filling riser 120, simultaneously
Hose 130 is recycled by gas phase effectively to recycle the gas phase media of volatilization.
On the basis of aforementioned embodiments, the bore of tank mouth 212 is 250mm~300mm.It is used for tank car tank using above-mentioned
The bellows seal device 100 of mouth can be effectively sealed the tank mouth 212 that bore is 250mm~300mm.
In the bellows seal system of the utility model, in tank car cargo handling process, using the above-mentioned gas for tank car tank mouth
When bellows sealing device is sealed tank car tank mouth, first the sealing device of the air bag including unaerated is placed at tank mouth.It
Afterwards to airbag aeration, air bag can contact well with tank mouth side wall under the influence of air pressure, and the sealing surface of air bag and tank mouth
It is contacted for face, can realize air bag and the excellent sealing of tank mouth, improve the sealing effect in tank car cargo handling process.
Each technical characteristic of embodiment described above can be combined arbitrarily, to keep description succinct, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, it is all considered to be the range of this specification record.
Above-described embodiments merely represent several embodiments of the utility model, the description thereof is more specific and detailed,
But therefore it can not be interpreted as the limitation to utility model patent range.It should be pointed out that for the common skill of this field
For art personnel, without departing from the concept of the premise utility, various modifications and improvements can be made, these are belonged to
The scope of protection of the utility model.Therefore, the protection domain of the utility model patent should be determined by the appended claims.
Claims (10)
1. a kind of bellows seal device for tank car tank mouth, which is characterized in that pass through institute including bellows seal cap, one end
State the oil filling riser and gas phase recycling hose of bellows seal cap；
Wherein, the bellows seal cap includes：
Overhead gage, surface offer the opening for making the oil filling riser pass through；
Lower baffle ring is located at the side of the overhead gage；
Interior lining ring, one end are fixedly connected with the overhead gage, and the other end is detachably connected with the lower baffle ring；
Air bag is surrounded on the periphery of the interior lining ring；
And the overhead gage is stretched out in gas-charging connection, one end, the other end is connected with the air bag；
Wherein, it is formed between the overhead gage, the lower baffle ring and the interior lining ring outer surface to accommodate the ring of the air bag
Shape space.
2. the bellows seal device according to claim 1 for tank car tank mouth, which is characterized in that the overhead gage with
The opposite surface of the interior lining ring is equipped with the circular groove to match with the interior lining ring, and the interior lining ring is fixed on the circle
On the side wall of groove.
3. the bellows seal device according to claim 1 for tank car tank mouth, which is characterized in that the interior lining ring with
The overhead gage is welded to connect.
4. the bellows seal device according to claim 1 for tank car tank mouth, which is characterized in that the air bag and institute
It states the opposite surface of interior lining ring and is equipped with the gas nozzle for running through the interior lining ring, the other end of the gas nozzle and the gas-charging connection is removable
Unload connection.
5. the bellows seal device according to claim 1 for tank car tank mouth, which is characterized in that the interior lining ring
The other end is connected by screw bolts with the lower baffle ring.
6. the bellows seal device according to claim 1 for tank car tank mouth, which is characterized in that the interior lining ring
Outer diameter is 200mm~220mm.
7. the bellows seal device according to claim 1 for tank car tank mouth, which is characterized in that outside the air bag
Diameter is more than 45mm.
8. the bellows seal device according to claim 1 for tank car tank mouth, which is characterized in that the air bag is silicon
Rubber pneumatic bag.
9. the bellows seal device according to claim 1 for tank car tank mouth, which is characterized in that further include that gas phase is returned
Closed tube banjo fixing butt jointing, one end are fixed on the overhead gage, and run through the overhead gage, and the other end recycles hose with the gas phase
It is detachably connected.
10. the bellows seal device according to claim 1 for tank car tank mouth, which is characterized in that further include air bag
Inflation line, the airbag aeration pipeline are connected with the gas-charging connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721762362.XU CN207774009U (en) | 2017-12-15 | 2017-12-15 | Bellows seal device for tank car tank mouth |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721762362.XU CN207774009U (en) | 2017-12-15 | 2017-12-15 | Bellows seal device for tank car tank mouth |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207774009U true CN207774009U (en) | 2018-08-28 |
Family
ID=63226301
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721762362.XU Active CN207774009U (en) | 2017-12-15 | 2017-12-15 | Bellows seal device for tank car tank mouth |
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| Country | Link |
|---|---|
| CN (1) | CN207774009U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110211713A (en) * | 2019-06-18 | 2019-09-06 | 杭州简弈科技有限公司 | A kind of used in nuclear power station has the nuclear fuel processing unit of radiation proof function |
-
2017
- 2017-12-15 CN CN201721762362.XU patent/CN207774009U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110211713A (en) * | 2019-06-18 | 2019-09-06 | 杭州简弈科技有限公司 | A kind of used in nuclear power station has the nuclear fuel processing unit of radiation proof function |
| CN110211713B (en) * | 2019-06-18 | 2021-03-05 | 辽宁海华能源装备集团有限公司 | Nuclear power station is with nuclear fuel processing apparatus who has radiation protection function |
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| GR01 | Patent grant |