CN106623300A - Hook locking type steam airtight cleaning device of tank car - Google Patents
Hook locking type steam airtight cleaning device of tank car Download PDFInfo
- Publication number
- CN106623300A CN106623300A CN201510713339.0A CN201510713339A CN106623300A CN 106623300 A CN106623300 A CN 106623300A CN 201510713339 A CN201510713339 A CN 201510713339A CN 106623300 A CN106623300 A CN 106623300A
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- Prior art keywords
- tank
- lifting
- cleaning device
- steam
- gland
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
- B08B9/08—Cleaning containers, e.g. tanks
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Cleaning By Liquid Or Steam (AREA)
Abstract
The invention relates to a hook locking type steam airtight cleaning device of a tank car. The cleaning device comprises an airtight locking mechanism, a steam inlet pipe for steam filling and a dirt discharge pipe for discharging dirt after steam cleaning. The airtight locking mechanism is in adaptive sealing connection on a tank opening. The steam inlet pipe and the dirt discharge pipe are fixedly connected and penetrate the airtight locking mechanism to lead to the interior of a groove tank. The airtight mechanism comprises a sealing gasket arranged on the upper end face of the tank opening, a first gland located above the sealing gasket, a lifting hanging frame moving in the height direction of the tank opening, clamp abutting pieces which are hinged to the lifting hanging frame and provided with clamp hooks extending in the radial direction of the tank opening, and a lifting piece fixed to the first gland and used for lifting the clamp abutting pieces. Locking force generated by the hook locking type steam airtight cleaning device uniformly acts on the upper end face and the lower end face of the tank opening, and no load burden is caused to other equipment and facilities; after the airtight locking mechanism achieves locking, a tank body is filled with steam through the steam inlet pipe for steam cleaning; and dirt generated after cleaning is discharged out of the dirt discharge pipe through pressure in the tank body.
Description
Technical field
The present invention relates to a kind of equipment for the cleaning of tank car steam airtight, more particularly to one kind is applied to
The hook look compact form cleaning device of the groove tank of closed high-temperature steam cleaning tank car.
Background technology
Tank car is frequently necessary to washing and cleaning operation.At present, tank car uses the open steaming technology of steam, the technology
Steam utilization is extremely low.During the open steaming car of steam, tank mouth is opened wide, and most of steam is in groove tank
Volatilized away by tank mouth at once after interior partial circulating, not only waste a large amount of steam, also the big compression ring of severe contamination
Border.Because the temperature in tank is low, it is clean that partial portion is also difficult to steaming and decocting.
To sum up, the open steaming technology of existing tank car, suffers from the drawback that：
1) steam utilization is low, and waste of steam amount is more, and car-cleaning cost is higher；
2) tank vehicle interior temperature typically can only achieve 80 DEG C or so, cause some positions in groove tank to be difficult to steam
Boil dry net；
3) digestion time is long, and carwash efficiency is low, and workman's operation intensity is larger；
4) residual article (oil product, chemicals etc.) is evaporate in air with steam from tank mouth in tank car,
Air pollution is serious, and site work environment is poor, and operator safety is affected.
5) when cleaning tank car, steam noise is big.
Compared with traditional open steam carwash technology, closed cleaning tool has the advantage that：
1) increase temperature in tank, improve carwash working performance, reduce labor intensity；
2) steam utilization rate is improved, steam saving usage amount reduces car-cleaning cost；
3) discharge of steam amount and air pollution are reduced, is eliminated safe hidden trouble；
4) noise during cleaning tank car is reduced.
The content of the invention
The present invention is intended to provide a kind of tank car hook look compact form steam airtight cleaning device, it has structure
Simply, the good advantage of easy to loading and unloading, durable in use, locking effect.
To achieve these goals, the invention provides technical scheme below：
Tank car hook look compact form steam airtight cleaning device, the groove tank of the tank car has tank mouth, cleaning
System includes closed retaining mechanism, plus the steam inlet pipe of steam injection, and the blow-off pipe of dirt is discharged after steaming,
Wherein,
Closed retaining mechanism is adapted in tank mouth and is tightly connected,
Steam inlet pipe and blow-off pipe lead to the inside of groove tank,
The closed retaining mechanism includes：
In the sealing gasket that the end face of tank mouth is arranged,
The first gland on sealing gasket,
Along the lifting hanging box that the short transverse of tank mouth is moved,
It is fixed on the first gland and is connected to lifting hanging box to drive the lifting of lifting hanging box motion to move
Power element,
By part, card leans on the pin joint rotation that part can be in lifting hanging box to the card being hinged in lifting hanging box,
Card is extended in groove tank by part by tank mouth and the part in groove tank is provided with along tank mouth radially outward
The grab of extension, card causes grab to be flared out so as to card leans against tank mouth by part along the rotation of pin joint
It is interior；
The lifting piece that one end is relatively fixed with the first gland and the other end is fixed with lifting piece, lifting piece exists
Non- closed locking state tensioning leans on part to draw grab in lifting clamp；
When off working state need not carry out closed locking, lifting piece lifting clamp is by part by card by part
Grab is inwardly packed up, and card leans on the grab of part not block and leans against the corner that tank mouth is connected with tank body；
When to carry out closed locking into working condition, lifting hanging box is lifted by lifting drive element
And then card is lifted by part, and blocking and reduced by the distance between part and the first gland, lifting piece is not tensioned, carries
Draw piece no longer lifting clamp is by part, therefore effect of the card by part while being lifted because of gravity is along in liter
Pin joint in drop hanging box rotates and grab is flared out along tank mouth and is blocked and lean against tank mouth with tank body phase
The corner of connection, lifting drive element further lifts lifting hanging box so as to the first gland and sealing gasket
Between part apply extruding force, the extruding force is further applied on the sealing gasket in tank mouth so as to reality
The locking of existing tank mouth, locking device enters working condition.
The cleaning device can have following favorable characteristics：
Stretch section or rigid section, and the second gland are additionally provided between first gland and sealing gasket；
Stretch section or rigid section are connected by adpting flange with the first gland；
More advantageously, it is provided with sealing gasket between the first gland and adpting flange；
Increase the thickness of sealing gasket to realize elastic locking；
In card by arranging two groups or more grab along groove tank tank mouth short transverse on part, with suitable
Answer different tank mouths highly and size；
The lifting drive element is Dual Drive elevator；
To be hinged, lifting hanging box can be along being hinged for connected mode between lifting hanging box and lifting drive element
Point is rotated；
, by the symmetrical member that part is central axis relative to tank mouth, the card is leaned on for the lifting hanging box, card
Grab on part is arranged symmetrically relative to the central axis of tank mouth；
After locking from air inlet pipe to groove tank in plus steam injection carry out steaming, after washing produce sump oil and dirt
Jing blow-off pipes are discharged；
The blow-off pipe is made up of pipe group more than two-stage or two-stage；
Described locking cleaning device, blowdown is using the pressure Self-discharged in groove tank.
The locking tank mouth cleaned in the hook look compact form cleaning device of tank car for steam airtight of the present invention
Produced coupling mechanism force stepless action will not cause load in the end face of tank mouth to other equipment, facility
Burden, is advantageously implemented the closed cleaning of the groove tank to tank car, after closed retaining mechanism locking, by entering
Steam pipe is into groove tank plus steam injection carries out steaming；The dirt produced after washing is using the pressure of itself in tank body
Discharge via blow-off pipe.
Description of the drawings
The preferred embodiments of the present invention are illustrated below in conjunction with the accompanying drawings.In the accompanying drawings：
Fig. 1 is clear according to the tank car hook look compact form steam airtight of the first preferred embodiment of the present invention
Cleaning device descends in working order grab to open structural representation when blocking；
Fig. 2 is the side schematic view of the cleaning device in the first preferred embodiment according to the present invention；
Fig. 3 is to be blocked in a non-operative state according to the cleaning device of the first preferred embodiment of the present invention
Structural representation when hook draws in；
Fig. 4 is clear according to the tank car hook look compact form steam airtight of second preferred embodiment of the present invention
Cleaning device descends in working order grab to open structural representation when blocking；
Fig. 5 is the side schematic view of the cleaning device of the second preferred embodiment according to the present invention；
Fig. 6 is to be blocked in a non-operative state according to the cleaning device of second preferred embodiment of the present invention
Structural representation when hook draws in；
Fig. 7 is the tank car hook look compact form steam airtight cleaning of the third preferred embodiment according to the present invention
Grab opens structural representation when blocking under device busy state；
Fig. 8 is the side schematic view of the cleaning device of the third preferred embodiment according to the present invention；
Fig. 9 is to be blocked in a non-operative state according to the cleaning device of the third preferred embodiment of the present invention
Structural representation when hook draws in.
In figure：1. the first grab, 2. the second grab, 3. stretch section, 3 '. rigid section, 4. lifting piece,
5. sealing gasket, 6. the first gland, 7. lifting drive element, 8. lifts hanging box, 9. the second gland, 10.
Adpting flange, 11. tank mouths (manhole), 12. blow-off pipes；13. steam inlet pipes.
Specific embodiment
Below in conjunction with the accompanying drawings with preferred embodiment for the present invention is further described.
Tank car hook look compact form steam airtight cleaning device, cleaning device includes closed retaining mechanism, plus
The steam inlet pipe 13 of steam injection, and the blow-off pipe 12 of dirt, air inlet pipe 13 and blow-off pipe are discharged after steaming
12 are the inside for leading to groove tank through closed retaining mechanism as shown in figures 1 to 9.
Tank mouth (manhole) 11 is provided with the groove tank of tank car, is had between the tank body and tank mouth 11 of groove tank
The retaining mechanism for having the corner of connection, the present invention is arranged in tank mouth 11 to seal groove tank.
In the first preferred embodiment shown in Fig. 1 to 3, retaining mechanism is close to the end face of tank mouth 11
Arrangement sealing gasket 5, the upper surface of the size, specification and tank mouth 11 of sealing gasket 5 matches.Locking dress
Put the lifting that the first gland 6 for being additionally provided with sealing gasket 5 and the short transverse along tank mouth are moved
Hanging box 8.Lifting hanging box 8 is driven by the lifting drive element 7 being fixed on the first gland 6.7 liters
Drop dynamical element 7 lifting hanging box 8 on be hinged with card by part (1,2), card by part (1,2) energy edge
Lifting hanging box 8 on pin joint rotation, card by part (1,2) extend in groove tank and in groove from tank mouth
Part in tank is provided with the grab extended radially outwardly along tank mouth 11.Preferably, the grab
Including the end blocked by first group of grab 1 of part (1,2) end and distance positioned at card by part (1,2)
Second group of grab 2 of one segment distance, to match with the different size of tank mouth 11 and height, for example, exists
The size of tank mouth 11 is larger, it is highly larger when use first group of grab 1, and size is less, highly compared with
Hour uses second group of grab 2, is readily apparent that, can arrange number along the height of tank mouth 11 of groove tank
Multigroup grab of mesh unnecessary 2, it is also possible to only arrange one group of grab.Card on part (1,2) by also connecting
It is connected to the lifting piece 4 for leaning on part (1,2) in off working state lifting clamp.Lifting piece 4 is with carrying
The cord-like object of drawing effect, the slide fastener or drag-line of such as steel.In a preferred embodiment, carry
One end of draw piece 4 is fixed on the first gland 6.
As shown in Figures 1 to 3, in the first preferred embodiment, the first gland 6 is set directly at sealing
On pad 5.
Lifting drive element 7 is preferably Dual Drive elevator.It is further preferred that Dual Drive lifting
Two drive shafts (leading screw) of machine 7 are hinged with lifting hanging box 8 so that Dual Drive elevator and liter
Connection between drop hanging box 8 is more consolidated, and due between Dual Drive elevator and lifting hanging box 8
Connected mode to be hinged, the axis that lifting hanging box 8 can be formed around two pin joints is rotated, i.e.,
Lifting hanging box 8 can do the micro-swinging of horizontal direction.To increase the degree of freedom of grab, to adapt to tank
Plane error produced by mouth 11 plus man-hour.The lifting drive element 7 being readily apparent that can also be adopted
Other types of elevator.It is contemplated that the lifting drive element 7 can also by other gas,
Electricity, hydraulic pressure, the power source of vapour type replace.
In off working state, lifting piece 25 lifting clamp by part (1,2) by card lean on part (1,2)
Grab is inwardly packed up, and by part, (1, grab 2) does not block and leans against the angle that tank mouth 11 is connected with tank body card
Portion；Refer again to Fig. 1, torque produced by the lifting power of lifting piece 4 (make card by part (1,2) revolve
Then grab is made near the center of tank mouth 11) (make with the torque produced by lifting piece 4 gravity of itself
Card rotates by part (1,2) and makes card away from the center of tank mouth 11 near tank body 201 and tank mouth 11
The corner being connected) it is in opposite direction, so as to off working state keep grab, it is to avoid card lean on part
(1,2) rotated due to action of gravity.The grab is in rounding state.
When to enter working condition, lifting hanging box 8 is lifted by lifting drive element 7 and then is lifted
Be hinged on lifting hanging box 8 on card by part (1,2), card by part (1,2) and the first gland 6 between
Relative distance shorten, be connected to card lean on part (1, the lifting piece 4 2) and between the first gland 6 is not
Stress again, the no longer lifting clamp of lifting piece 4 by part (1,2), therefore block by part (1,2) lifted
Simultaneously as the moment loading of gravity, card by part (1,2) along being hinged in lifting hanging box 8
Point rotates to the direction contrary with dip direction so that grab is flared out along tank mouth 11 and blocks and lean on
In the corner that tank mouth 11 is connected with tank body.When card is by the first snap fit on part (1,2) or the second card
Card is hooked when leaning against above-mentioned corner because the lifting drive element 7 being fixed on the first gland 6 and
The card that the lifting hanging box 8 that lifting drive element 7 is connected is connected with lifting hanging box 8 leans on part (1,2)
Effect, when elevator 7 further lifts lifting hanging box 8, because grab is stuck, the first pressure
Part between lid 6 and sealing gasket 1 produces extruding force.The extruding force is further applied to sealing gasket
So as to realize the locking of tank mouth 11 on 5, retaining mechanism enters working condition.
Lifting hanging box 8, card are preferably symmetrical relative to the central axis of tank mouth 11 by part (1,2)
Symmetrical member, the card by part (1,2) on grab be preferably relative to tank mouth 11 central axis
It is arranged symmetrically, to realize the uniform locking of tank mouth 11.It is preferred real in first shown by Fig. 1 to 3
In applying example, first group of grab, 1, second group of grab 2 is arranged circumferentially as two along tank mouth 11.
In order to realize the elastic locking between the gland 6 of sealing gasket 5 and first, sealing gasket 5 can be increased
Thickness, while select the hardness of sealing gasket 5 moderate, when sealing gasket 5 have suitable thickness and
With certain elastic deformation just can occur during appropriate hardness, so as to realize elastic locking.
In order to adapt to the high-temperature steam during steaming tank car, sealing gasket 5 is preferably high temperature resistant corrosion resistant
Corrosion material is made.
Between the second preferred embodiment shown in Fig. 4 to Fig. 6, the first gland 6 and sealing gasket 1 not
Directly contact, is also associated with elastic part between them, elastic part includes the company being fixedly connected sequentially
Acting flange 10, stretch section 3, the second gland 9, wherein the first gland 6 is by adpting flange 10 and bullet
Property section 3 connects, and stretch section 3 is together with sealing gasket 5 realizing elastic locking.Described stretch section 3
The resilient wound packages object of tool made by the elastomeric material of any corrosion-and high-temp-resistant, such as ripple
Pipe etc..With merely just with sealing gasket 5 to realize locking compared with, the elastic locking of the present embodiment
Performance is more preferable, and stretch section 3 has the dual-use function of bit shift compensation and elastic partss concurrently.
In the second preferred embodiments, it is bolt connection between the first gland 6 and adpting flange 10,
Weld between the gland 9 of adpting flange 10 and second and the upper and lower end face of stretch section 3, form one
Cavity.Sealing gasket can be inlayed between the first gland 6 and adpting flange 10.
In the second preferred embodiments, the first end of lifting piece 4 be except being fixed on the first gland 6,
It is fixed on also possible on adpting flange 10.
In the third preferred embodiment shown in Fig. 7 to Fig. 9, except with first preferred embodiment
Described in structure outside, be not directly contacted between the first gland 6 and sealing gasket 5, between them also
It is connected with rigid element, adpting flange 10, rigid section 3 ' that the rigid element includes being fixedly connected,
Second gland 9, wherein the first gland 6 is connected by adpting flange 10 with rigid section 3 '.Rigid section
3 ' are preferably steel cylinders.Function of the rigid section 3 ' with bit shift compensation.
In the third embodiment it is further preferable that in order to realize elastic locking, sealing gasket 5 can be increased
Thickness, while select the hardness of sealing gasket 5 moderate, when sealing gasket 5 have suitable thickness and
With certain elastic deformation just can occur during appropriate hardness, so as to realize elastic locking.
Similarly, it is spiral shell between the first gland 6 and adpting flange 10 in third preferred embodiment
Tether and connect, weld between the gland 9 of adpting flange 10 and second and the upper and lower end face of rigid section 3 ', shape
Into a cavity.Sealing gasket can be inlayed between the first gland 6 and adpting flange 10.
In three above-mentioned embodiments, after locking from air inlet pipe to groove tank in plus steam injection carry out steaming,
The sump oil produced after steaming and dirt Jing blow-off pipes are discharged.Described blow-off pipe can by two-stage or two-stage with
On pipe group composition, described locking cleaning device, blowdown is using the pressure Self-discharged in groove tank.
The diameter of the groove tank tank mouth (manhole) of domestic tank car existsBetween, tank mouth height exists
Between 200-400mm, in the fabrication process, tank mouth flatness tolerance is between 0- ± 5mm.Work as tank
When being passed through steam in vivo, upwards thrust can be produced to the first gland 6.And the retaining mechanism energy of the present invention
Sealing gasket 5 is enough set to seal tightly；Retaining mechanism has bit shift compensation function, adapts to tank mouth processing and produces
Error；The first gland 6 that steam pressure is produced in tank produces thrust upwards, and retaining mechanism is risen
The effect of positive power-assisted.
The present invention is realized closed between tank mouth (manhole) 11 and sealing gasket 5 by above-mentioned locking device
Locking so that volatile harmful substance will not be evaporate in air in steam and groove tank.Due to sealing
Performance is good, improves the temperature in tank car, and the more open carwash temperature of temperature improves 10-40 degree.And
And solve open steam rapidly spread generation noise and volatilization pollution.Therefore, the present invention has ring
Guarantor, energy-conservation, efficient, low cost and other advantages.
It should be evident that one of ordinary skill in the art, can be with a kind of coupling type machine of the present invention
Structure steam airtight carwash locking device, constitutes various types of locking devices.
Finally it should be noted that above example is only to illustrate technical scheme rather than to it
Limit；Although being described in detail to the present invention with reference to preferred embodiment, art it is common
Technical staff should be understood：Still the specific embodiment of the present invention can be modified or to portion
Technical characteristic is divided to carry out equivalent；Without deviating from the spirit of technical scheme, it should cover
In the middle of the technical scheme scope that the present invention is claimed.
Claims (12)
1. tank car hook look compact form steam airtight cleaning device, the groove tank of the tank car has tank mouth, clearly
Washing system includes closed retaining mechanism, plus the steam inlet pipe of steam injection, and the blowdown of dirt is discharged after steaming
Pipe,
Closed retaining mechanism is adapted in tank mouth and is tightly connected,
Steam inlet pipe and blow-off pipe lead to the inside of groove tank,
Characterized in that, the closed retaining mechanism includes：
In the sealing gasket that the end face of tank mouth is arranged,
The first gland on sealing gasket,
Along the lifting hanging box that the short transverse of tank mouth is moved,
To be fixed on the first gland be connected to lifting hanging box and drive the lifting drive of lifting hanging box motion
Element,
By part, card leans on the pin joint rotation that part can be in lifting hanging box to the card being hinged in lifting hanging box,
Card is extended in groove tank by part by tank mouth and the part in groove tank is provided with along tank mouth and radially extends
Grab, card by part along the rotation of pin joint grab is flared out so as to card lean against filling mouth in；
The lifting piece that one end is relatively fixed with the first gland and the other end is fixed with card by part, lifting piece exists
Non- closed locking state tensioning leans on part to draw grab in lifting clamp.
2. tank car hook look compact form steam airtight cleaning device according to claim 1, its feature
It is that stretch section or rigid section, and the second gland are additionally provided between the first gland and sealing gasket.
3. tank car hook look compact form steam airtight cleaning device according to claim 2, its feature
It is that the stretch section or rigid section are connected by adpting flange with the first gland.
4. tank car hook look compact form steam airtight cleaning device according to claim 3, its feature
It is to be provided with sealing gasket between the first gland and adpting flange.
5. tank car hook look compact form steam airtight cleaning device according to claim 1, its feature
It is the thickness for increasing the sealing gasket to realize elastic locking.
6. tank car hook look compact form steam airtight cleaning device according to claim 1, its feature
It is, in card by arranging two groups or more grab along groove tank tank mouth short transverse on part.
7. tank car hook look compact form steam airtight cleaning device according to claim 1, its feature
It is that the lifting drive element is Dual Drive elevator.
8. tank car hook look compact form steam airtight cleaning device according to claim 1, its feature
It is to lift the connected mode between hanging box and lifting drive element to be hinged, lifting hanging box can be along hinge
Contact is rotated.
9. tank car hook look compact form steam airtight cleaning device according to claim 1, it is special
Levy and be, the lifting hanging box, card are described by the symmetrical member that part is central axis relative to tank mouth
Card is arranged symmetrically by the grab on part relative to the central axis of tank mouth.
10. tank car hook look compact form steam airtight cleaning device according to claim 1, it is special
Levy and be, after locking from air inlet pipe to groove tank in plus steam injection carry out steaming, after washing produce sump oil and
Dirt Jing blow-off pipes are discharged.
11. tank car hook look compact form steam airtight cleaning devices according to claim 1, it is special
Levy and be, described blow-off pipe is made up of pipe group more than two-stage or two-stage.
12. tank car hook look compact form steam airtight cleaning devices according to claim 1, it is special
Levy and be, described locking wiper mechanism, blowdown is using the pressure Self-discharged in groove tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510713339.0A CN106623300B (en) | 2015-10-28 | 2015-10-28 | Tank car hook look compact form steam airtight cleaning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510713339.0A CN106623300B (en) | 2015-10-28 | 2015-10-28 | Tank car hook look compact form steam airtight cleaning device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106623300A true CN106623300A (en) | 2017-05-10 |
| CN106623300B CN106623300B (en) | 2019-02-26 |
Family
ID=58815068
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510713339.0A Active CN106623300B (en) | 2015-10-28 | 2015-10-28 | Tank car hook look compact form steam airtight cleaning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106623300B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111197668A (en) * | 2018-11-16 | 2020-05-26 | 中国石油天然气股份有限公司 | Tank mouth water hose fixing device |
| CN111760863A (en) * | 2020-07-29 | 2020-10-13 | 莹特丽科技（苏州工业园区）有限公司 | Plasma cleaning device for cleaning outside of bottles |
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| US20040238009A1 (en) * | 2001-09-07 | 2004-12-02 | Henrik Falster-Hansen | Cleaning equipment and use thereof |
| US20050183745A1 (en) * | 2004-02-23 | 2005-08-25 | David Glicksman | Tank cleaning device |
| CN201706100U (en) * | 2010-06-18 | 2011-01-12 | 西安轨道交通装备有限责任公司 | Flange connecting sealing device |
| CN102039293A (en) * | 2010-12-30 | 2011-05-04 | 昆明铁路局科学技术研究所 | Multi-functional automatic universal tank-washing device |
| 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 |
| CN204324859U (en) * | 2014-09-10 | 2015-05-13 | 张化雷 | A kind of precisely alignment grooves garage posture oil filling riser loads and unloads many gas bag sealings cover board arrangement |
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Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040238009A1 (en) * | 2001-09-07 | 2004-12-02 | Henrik Falster-Hansen | Cleaning equipment and use thereof |
| US20050183745A1 (en) * | 2004-02-23 | 2005-08-25 | David Glicksman | Tank cleaning device |
| CN201706100U (en) * | 2010-06-18 | 2011-01-12 | 西安轨道交通装备有限责任公司 | Flange connecting sealing device |
| CN102039293A (en) * | 2010-12-30 | 2011-05-04 | 昆明铁路局科学技术研究所 | Multi-functional automatic universal tank-washing device |
| 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 |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111197668A (en) * | 2018-11-16 | 2020-05-26 | 中国石油天然气股份有限公司 | Tank mouth water hose fixing device |
| CN111760863A (en) * | 2020-07-29 | 2020-10-13 | 莹特丽科技（苏州工业园区）有限公司 | Plasma cleaning device for cleaning outside of bottles |
| CN111760863B (en) * | 2020-07-29 | 2023-07-04 | 莹特丽科技（苏州工业园区）有限公司 | Plasma cleaning device for cleaning bottle outside |
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| Publication number | Publication date |
|---|---|
| CN106623300B (en) | 2019-02-26 |
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