CN107055449B - A kind of groove tank car condensation of oil movable type heating oil filling riser - Google Patents
A kind of groove tank car condensation of oil movable type heating oil filling riser Download PDFInfo
- Publication number
- CN107055449B CN107055449B CN201710149240.1A CN201710149240A CN107055449B CN 107055449 B CN107055449 B CN 107055449B CN 201710149240 A CN201710149240 A CN 201710149240A CN 107055449 B CN107055449 B CN 107055449B
- Authority
- CN
- China
- Prior art keywords
- nanubrium
- fixed
- telescoping tube
- oil
- hoist
- 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.)
- Active
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B67—OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS; LIQUID HANDLING
- B67D—DISPENSING, DELIVERING OR TRANSFERRING LIQUIDS, NOT OTHERWISE PROVIDED FOR
- B67D7/00—Apparatus or devices for transferring liquids from bulk storage containers or reservoirs into vehicles or into portable containers, e.g. for retail sale purposes
- B67D7/06—Details or accessories
- B67D7/42—Filling nozzles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B67—OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS; LIQUID HANDLING
- B67D—DISPENSING, DELIVERING OR TRANSFERRING LIQUIDS, NOT OTHERWISE PROVIDED FOR
- B67D7/00—Apparatus or devices for transferring liquids from bulk storage containers or reservoirs into vehicles or into portable containers, e.g. for retail sale purposes
- B67D7/06—Details or accessories
- B67D7/42—Filling nozzles
- B67D7/54—Filling nozzles with means for preventing escape of liquid or vapour or for recovering escaped liquid or vapour
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B67—OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS; LIQUID HANDLING
- B67D—DISPENSING, DELIVERING OR TRANSFERRING LIQUIDS, NOT OTHERWISE PROVIDED FOR
- B67D7/00—Apparatus or devices for transferring liquids from bulk storage containers or reservoirs into vehicles or into portable containers, e.g. for retail sale purposes
- B67D7/06—Details or accessories
- B67D7/80—Arrangements of heating or cooling devices for liquids to be transferred
- B67D7/82—Heating only
Abstract
The invention discloses a kind of groove tank car condensation of oil movable types to heat oil filling riser, belongs to mechanical equipment technical field.It includes truss, hoist, sealing cover, air motor, bimetallic tube, heating spray vapour device, purging spray vapour device and trolley, bimetallic tube is equipped in the middle part of trolley, upper end is fixed with hoist, bimetallic tube includes nanubrium and the telescoping tube for being socketed in nanubrium inner cavity, the chain connecting respectively with hoist and telescoping tube is installed in nanubrium, pair of wheels drives turbine and worm transmission to drive by air motor；It is fixed with the heating steam pipe communicated therewith on nanubrium excircle, purging spray vapour device is fixed on nanubrium, purging spray vapour device includes fixing sleeve and annulus column.This invention ensures that it is clean after flexible nanubrium use, mixing between different oil products is avoided, realizes and heating is carried out to different oil products and the recycling and reusing to oil product on flexible nanubrium is adhered to, reduce the wasting of resources, improve production efficiency, reduce cost.
Description
Present patent application is for application No. is 2014108389075 divisional application, the applyings date of original application
Are as follows: 2014-12-30, invention and created name are as follows: a kind of groove tank car condensation of oil movable type heating oil filling riser.
Technical field
The invention belongs to mechanical equipment technical fields, heat more specifically to a kind of groove tank car condensation of oil movable type
Oil filling riser.
Background technique
Oil filling riser is the special equipment during petrochemical industry fluid assembly and disassembly, also known as fluid assembly and disassembly arm.It uses rotary joint
It is connected with rigid conduit and elbow, transmits liquid medium between train, tank wagon and trestle storage and transportation pipeline to realize
Vehicular equipment has the features such as very high safety, flexibility and long service life to replace old-fashioned hose to connect.It is chiefly used in
Petroleum, chemical industry harbour liquid loading and unloading manage interior medium such as oil, water.But the freezing point of crude oil about -50 DEG C~35 DEG C it
Between, therefore be easier to solidify, and in prior art application, groove tank car may be by petroleum, chemical industry harbour liquid conveying to temperature
Lower field, or because weather reason temperature is lower, petroleum or chemical industry harbour liquid in groove tank car etc. can reduce freezing point
Below and it is frozen into solid-state, therefore cannot be unloaded immediately using oil filling riser crude oil after being transported to destination, it is necessary to slot
Crude oil in tank car, which first carries out heating fusing rear, can be carried out and unloaded using oil filling riser crude oil, thus be badly in need of it is a kind of can be to slot
The equipment that crude oil is heated in tank car, i.e., a kind of groove tank car condensation of oil movable type heat oil filling riser.
Summary of the invention
1, it to solve the problems, such as
For the above-mentioned problems in the prior art, the present invention provides a kind of groove tank car condensation of oil movable type heating crane
Pipe, which ensure that it is clean after flexible nanubrium use, mixing between different oil products is avoided, realizes and different oil products is added
Heat and the recycling and reusing to oil product on flexible nanubrium is adhered to reduce the wasting of resources, improve production efficiency, reduce cost.
2, technical solution
To solve the above-mentioned problems, the technical solution adopted in the present invention is as follows:
A kind of groove tank car condensation of oil movable type heats oil filling riser, including truss, hoist, sealing cover, air motor, double
Layer pipe, heating spray vapour device, purging spray vapour device and trolley, the trolley include being arranged in parallel two-by-two and along perpendicular to the purlin
Frame length direction and four wheels being coaxially disposed two-by-two are fixed with hoist, the hoist on the trolley
Lower end is equipped with bimetallic tube in the middle part of the trolley, and the bimetallic tube includes nanubrium and telescoping tube, is installed in the nanubrium point
The chain not connecting with the hoist and the telescoping tube, the telescoping tube are socketed in the inner cavity of the nanubrium, institute
It states and is additionally provided with track of the width equal to two wheel spacing of the coaxial arrangement on truss along its length, described two pairs coaxial
Pair of wheels in the wheel of setting drives turbine and worm transmission to drive by the air motor；It is solid on the nanubrium excircle
Surely it is connected with the heating steam pipe being connected to the nanubrium, and heats steam and is passed into the telescoping tube through the nanubrium, institute
It states and is fixed with purging spray vapour device on nanubrium, the purging spray vapour device includes fixing sleeve and annulus column, and the fixing sleeve is fixed
On the nanubrium, the fixing sleeve lower end is fixed with the annulus column of cylindrical shape identical with its outer diameter size, the annulus column
Excircle upper and lower side is fixed with the sealing cover being coaxially arranged, and the annulus column excircle upper end is communicated with the pipe that purges steam,
The end fixation of the telescoping tube is communicated with steam jet pipe.
Further, the fixing sleeve, annulus column and sealing cover coaxial arrangement, the diameter of the excircle of the telescoping tube are small
It is greater than oil tank outage diameter in the diameter of the diameter of the annulus column inner ring circumference, the sealing cover.
Further, the junction periphery of the steam jet pipe and telescoping tube is fixed with the limit of the Circular Plate shape of coaxial arrangement
Frame, the diameter of the position-limited rack are greater than the outer diameter of the annulus column.
Further, the steam jet pipe is cylindrical shape, and level is communicated with 1-3 row's spray head thereon, and every row has 6 spray heads to be located at
In same level and impartial angle is fixed on the steam jet pipe excircle.
Further, the sum of diameter of the double length of the steam jet pipe and the spray head is less than oil tank outage diameter.
3, beneficial effect
Compared with the prior art, the invention has the benefit that
(1) this invention ensures that stretch it is effective after neat and tidy realize so as to avoid mixing between different oil products
Different oil products are heated, without just can be carried out the heating operation to different oil products again after being cleaned again；
(2) present invention and recycling and reusing to the oil product being adhered on telescoping tube is realized, reduces the waste of resource,
And production efficiency is improved, reduce cost；
(3) present invention also has simple structure and reasonable design, easily fabricated, easy to operate, and realizes cleaning automation
Advantage.
Detailed description of the invention
Fig. 1 is positive structure diagram of the invention；
Fig. 2 is side structure schematic view of the invention.
Specific embodiment
The present invention is further described below combined with specific embodiments below.
As shown in Figure 1, a kind of groove tank car condensation of oil movable type heats oil filling riser, including truss 2, hoist 14, sealing
Lid 8, air motor 1, bimetallic tube, heating spray vapour device, purging spray vapour device and trolley, the trolley include being arranged in parallel two-by-two
And pneumatic volume is fixed with along four wheels 13 being coaxially disposed perpendicular to 2 length direction of truss and two-by-two, the trolley
Machine 14 is raised, 14 lower end of hoist is equipped with the bimetallic tube in the middle part of the trolley, and the bimetallic tube includes 3 He of nanubrium
Telescoping tube 5 is installed with the chain 15 connecting respectively with the hoist 14 and the telescoping tube 5 in the nanubrium 3, described to stretch
The draw 5 is socketed in the inner cavity of the nanubrium 3, is additionally provided with width on the truss 2 along its length and is coaxially set equal to described
The track 12 for two wheels, 13 spacing set, it is described two pairs coaxial arrangement wheels 13 in pair of wheels 13 by the air motor
1 drives turbine and worm transmission to drive；The heating steam being connected to the nanubrium 3 is fixedly connected on 3 excircle of nanubrium
Pipe 11, and heat steam and be passed into the telescoping tube 5 through the nanubrium 3, purging spray vapour device is fixed on the nanubrium 3,
The purging spray vapour device includes fixing sleeve 4 and annulus column 9, and the fixing sleeve 4 is fixed on the nanubrium 3, the fixing sleeve 4
Lower end is fixed with the annulus column 9 of cylindrical shape identical with its outer diameter size, and the 9 excircle upper and lower side of annulus column is fixed with and it
The sealing cover 8 of coaxial arrangement, the 9 excircle upper end of annulus column are communicated with the pipe 10 that purges steam, and the end of the telescoping tube 5 is solid
Surely it is communicated with steam jet pipe 6.
In addition, the fixing sleeve 4, annulus column 9 and sealing cover 8 are coaxially disposed, the diameter of the excircle of the telescoping tube 5 is small
It is greater than oil tank outage diameter in the diameter of the diameter of the 9 inner ring circumference of annulus column, the sealing cover 8.The steam jet pipe 6 with stretch
The junction periphery of the draw 5 is fixed with the position-limited rack 7 of the Circular Plate shape of coaxial arrangement, and the diameter of the position-limited rack 7 is greater than described
The outer diameter of annulus column 9 plays the climb for limiting the telescoping tube 5, and steam jet head 6 and annulus column 9 is avoided to have mutual extruding
The generation for the case where power causes the two to lead to deformation under long-term work.The steam jet pipe 6 is cylindrical shape, thereon horizontal connection
There is the 1-3 to arrange spray head, every row has that 6 spray heads are located in same level and equalization angle is fixed on 6 excircle of steam jet pipe
On.The sum of the double length of the steam jet pipe 6 and the diameter of the spray head are less than oil tank outage diameter.
In use, starting hoist structure utilizes telescoping tube after telescoping tube is dropped to tank car tank mouth by hoisting-chain
Self weight is sealed tank car tank mouth, steam is then passed through into nanubrium, the steam enters spray after nanubrium and telescoping tube
After steam pipe and spray head, the viscous crude condensed in tank car is sprayed to, is heated, fusing condensation viscous crude, convenient for unloading.To be condensed in tank car
After viscous crude fusing, closing is passed through the steam being passed through in nanubrium, opens purging steam, purging steam is successively through the pipe that purges steam
Enter in the purge chamber being made of fixing sleeve and annulus column afterwards, telescoping tube is then risen by hoisting-chain, the telescoping tube is upper
During rising, when through in the purge chamber, is purged, will be adhered on telescoping tube by purging steam of being passed through of the pipe that purges steam
Oil product blow down to steam jet pipe after fall into tank car or connect on oil bucket, when the position-limited rack and the annulus column contact, close
It closes and is purged steam by what the pipe that purges steam was passed through, ensure that the neat and tidy of flexible nanubrium, so as to avoid between different oil products
Mix, realize and different oil products heated, without just can be carried out after being cleaned again again to different oil products
Heating operation.And the recycling and reusing to the oil product being adhered on telescoping tube is realized, the waste of resource is reduced, and is improved
Production efficiency reduces cost.
Schematically the present invention and embodiments thereof are described above, description is not limiting, institute in attached drawing
What is shown is also one of embodiments of the present invention, and actual structure is not limited to this.So if the common skill of this field
Art personnel are enlightened by it, without departing from the spirit of the invention, are not inventively designed and the technical solution
Similar frame mode and embodiment, are within the scope of protection of the invention.
Claims (2)
1. a kind of groove tank car condensation of oil movable type heats oil filling riser, including truss (2), hoist (14), sealing cover (8), gas
Dynamic motor (1) and bimetallic tube, it is characterised in that: further include heating spray vapour device, purging spray vapour device and trolley, the trolley packet
It includes and is arranged in parallel two-by-two and along four wheels (13) being coaxially disposed perpendicular to the truss (2) length direction and two-by-two, it is described
It is fixed on trolley hoist (14), hoist (14) lower end is equipped with the bilayer in the middle part of the trolley
Pipe, the bimetallic tube include nanubrium (3) and telescoping tube (5), the nanubrium (3) is interior be installed with respectively with the hoist (14)
With the chain (15) of the telescoping tube (5) connection, the telescoping tube (5) is socketed in the inner cavity of the nanubrium (3), the truss
(2) be additionally provided with along its length on width equal to the coaxial arrangement two wheels (13) spacing track (12), described two
Turbine and worm transmission is driven to drive by the air motor (1) pair of wheels (13) in the wheel (13) of coaxial arrangement；
It is fixedly connected with the heating steam pipe (11) being connected to the nanubrium (3) on nanubrium (3) excircle, and heats steam through institute
It states nanubrium (3) to be passed into the telescoping tube (5), purging spray vapour device, the purging spray vapour dress is fixed on the nanubrium (3)
It sets including fixing sleeve (4) and annulus column (9), the fixing sleeve (4) is fixed on the nanubrium (3), fixing sleeve (4) lower end
It is fixed with the annulus column (9) of cylindrical shape identical with its outer diameter size, annulus column (9) the excircle upper and lower side is fixed with and it
The sealing cover (8) of coaxial arrangement, annulus column (9) the excircle upper end are communicated with the pipe that purges steam (10), the telescoping tube (5)
End fixation be communicated with steam jet pipe (6)；
The fixing sleeve (4), annulus column (9) and sealing cover (8) coaxial arrangement, the diameter of the excircle of the telescoping tube (5) are small
It is greater than oil tank outage diameter in the diameter of the diameter of annulus column (9) the inner ring circumference, the sealing cover (8)；
The junction periphery of the steam jet pipe (6) and telescoping tube (5) is fixed with the position-limited rack (7) of the Circular Plate shape of coaxial arrangement,
The diameter of the position-limited rack (7) is greater than the outer diameter of the annulus column (9).
2. a kind of groove tank car condensation of oil movable type according to claim 1 heats oil filling riser, it is characterised in that: the steam jet pipe
It (6) is cylindrical shape, thereon level is communicated with 1-3 row's spray head, and every row has 6 spray heads to be located in same level and equalization angle
It is fixed on the steam jet pipe (6) excircle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710149240.1A CN107055449B (en) | 2014-12-30 | 2014-12-30 | A kind of groove tank car condensation of oil movable type heating oil filling riser |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410838907.5A CN104671180B (en) | 2014-12-30 | 2014-12-30 | Movable heating crane pipe for congealed oil of tank truck |
| CN201710149240.1A CN107055449B (en) | 2014-12-30 | 2014-12-30 | A kind of groove tank car condensation of oil movable type heating oil filling riser |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410838907.5A Division CN104671180B (en) | 2014-12-30 | 2014-12-30 | Movable heating crane pipe for congealed oil of tank truck |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107055449A CN107055449A (en) | 2017-08-18 |
| CN107055449B true CN107055449B (en) | 2019-04-19 |
Family
ID=53306850
Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410838907.5A Active CN104671180B (en) | 2014-12-30 | 2014-12-30 | Movable heating crane pipe for congealed oil of tank truck |
| CN201710149240.1A Active CN107055449B (en) | 2014-12-30 | 2014-12-30 | A kind of groove tank car condensation of oil movable type heating oil filling riser |
| CN201710149239.9A Active CN106744631B (en) | 2014-12-30 | 2014-12-30 | A kind of mobile heating oil filling riser |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410838907.5A Active CN104671180B (en) | 2014-12-30 | 2014-12-30 | Movable heating crane pipe for congealed oil of tank truck |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710149239.9A Active CN106744631B (en) | 2014-12-30 | 2014-12-30 | A kind of mobile heating oil filling riser |
Country Status (1)
| Country | Link |
|---|---|
| CN (3) | CN104671180B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105197869A (en) * | 2015-10-13 | 2015-12-30 | 青岛诺诚化学品安全科技有限公司 | Sealing method for closed top loading of volatile liquid prone to solidification |
| CN109292719A (en) * | 2018-11-14 | 2019-02-01 | 连云港锦缘石化设备制造有限公司 | Electronic truss oil filling riser |
| CN112147141B (en) * | 2020-09-22 | 2022-01-04 | 东北林业大学 | Heating wire detects and breakpoint links up robot system |
| CN113958876B (en) * | 2021-10-25 | 2022-08-02 | 连云港远大机械有限公司 | Anti-freezing low-temperature fluid loading and unloading arm with arm pipe purging function |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2883319Y (en) * | 2006-01-18 | 2007-03-28 | 连云港远洋流体装卸设备有限公司 | Truss type closed charging oil filling riser |
| CN2915832Y (en) * | 2006-06-02 | 2007-06-27 | 仲光 | Hot medium refluent heating type unloading arm |
| CN2934202Y (en) * | 2006-07-21 | 2007-08-15 | 哈尔滨天源石化装备制造有限责任公司 | Big crane tube auto-locating device for train tank wagon oil-loading operation |
| RU2006137891A (en) * | 2006-10-26 | 2008-05-10 | Кристиан ЯНДОРФ (DE) | DEVICE FOR EMPTYING A TANK FILLED WITH A FLUID FLUID OIL PRODUCT |
| CN201665524U (en) * | 2010-04-21 | 2010-12-08 | 连云港远洋流体装卸设备有限公司 | Low-temperature land fluid assembly and disassembly arm |
| EP1618063B1 (en) * | 2003-04-23 | 2011-03-02 | FMC Technologies S.A. | Discharge arm assembly with guiding cable |
| CN203615068U (en) * | 2013-11-13 | 2014-05-28 | 上海冠卓企业发展有限公司 | Special ultra-low temperature fluid loading arm for LNG (Liquefied Natural Gas) wharf |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4290463A (en) * | 1980-03-11 | 1981-09-22 | Youngstown Sheet And Tube Company | Loading arm |
| FR2639330A1 (en) * | 1988-11-21 | 1990-05-25 | Containers Speciaux Ste Europ | Tanker container |
| CN2468994Y (en) * | 2001-03-21 | 2002-01-02 | 中国人民解放军后勤工程学院军事供油工程系 | Oil charging/discharging pouring pipe for railway oil tank vehicle |
| JP2007204096A (en) * | 2006-01-31 | 2007-08-16 | Chugoku Electric Power Co Inc:The | Oil transport apparatus |
| CN200958050Y (en) * | 2006-09-05 | 2007-10-10 | 连云港振兴集团石化设备制造有限公司 | Automatic truss loading oil-filling riser |
| CN200967743Y (en) * | 2006-10-19 | 2007-10-31 | 连云港远洋流体装卸设备有限公司 | Full-automatic multi-headed trussed-beam closed loading crane pipe |
| CN201024084Y (en) * | 2007-03-23 | 2008-02-20 | 株洲石油储运设备有限公司 | Closed type crane tube for loading for oil tank vehicle |
| CN101508413A (en) * | 2009-04-08 | 2009-08-19 | 王爱国 | Fuel charging apparatus for supplying thick oil at low-temperature of servicing station |
| CN201382222Y (en) * | 2009-04-17 | 2010-01-13 | 倪斌 | Steam connection expansion link |
| CN201842408U (en) * | 2010-10-26 | 2011-05-25 | 山东普利龙压力容器有限公司 | Rapid unloading heating device for oil tank of train |
| CN202769269U (en) * | 2012-08-31 | 2013-03-06 | 连云港佳普石化机械有限公司 | Ultralow temperature fluid loading arm |
| CN103130172A (en) * | 2013-03-01 | 2013-06-05 | 江苏长隆石化装备有限公司 | Telescopic vertical tube for loading crane tube |
-
2014
- 2014-12-30 CN CN201410838907.5A patent/CN104671180B/en active Active
- 2014-12-30 CN CN201710149240.1A patent/CN107055449B/en active Active
- 2014-12-30 CN CN201710149239.9A patent/CN106744631B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1618063B1 (en) * | 2003-04-23 | 2011-03-02 | FMC Technologies S.A. | Discharge arm assembly with guiding cable |
| CN2883319Y (en) * | 2006-01-18 | 2007-03-28 | 连云港远洋流体装卸设备有限公司 | Truss type closed charging oil filling riser |
| CN2915832Y (en) * | 2006-06-02 | 2007-06-27 | 仲光 | Hot medium refluent heating type unloading arm |
| CN2934202Y (en) * | 2006-07-21 | 2007-08-15 | 哈尔滨天源石化装备制造有限责任公司 | Big crane tube auto-locating device for train tank wagon oil-loading operation |
| RU2006137891A (en) * | 2006-10-26 | 2008-05-10 | Кристиан ЯНДОРФ (DE) | DEVICE FOR EMPTYING A TANK FILLED WITH A FLUID FLUID OIL PRODUCT |
| CN201665524U (en) * | 2010-04-21 | 2010-12-08 | 连云港远洋流体装卸设备有限公司 | Low-temperature land fluid assembly and disassembly arm |
| CN203615068U (en) * | 2013-11-13 | 2014-05-28 | 上海冠卓企业发展有限公司 | Special ultra-low temperature fluid loading arm for LNG (Liquefied Natural Gas) wharf |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104671180B (en) | 2017-05-10 |
| CN106744631B (en) | 2019-10-08 |
| CN104671180A (en) | 2015-06-03 |
| CN107055449A (en) | 2017-08-18 |
| CN106744631A (en) | 2017-05-31 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107055449B (en) | A kind of groove tank car condensation of oil movable type heating oil filling riser | |
| CN106513390B (en) | Pipeline cleaning method and remote control rotary cleaning type pipeline cleaning robot used in same | |
| CN107097442B (en) | A kind of polyurethane coating polyethylene winding insulating tube manufacturing equipment and manufacturing process | |
| CN106698316B (en) | A kind of oil filling riser plumbing arm mechanism | |
| CN107055450B (en) | A kind of groove tank car condensation of oil heating oil filling riser | |
| CN108421784A (en) | The totally-enclosed operation tank car cleaning device of one kind and cleaning method | |
| CN107051993A (en) | A kind of variable caliber casing scraper | |
| CN105080756A (en) | Railway coal transportation and dust suppression spraying device | |
| CN205868942U (en) | Discharge device of rubber plug cleaning machine | |
| CN205978853U (en) | Bellows of in -band bushing pipe | |
| CN214321203U (en) | Natural gas conveying pipeline cleaning device | |
| CN210703419U (en) | Heating device for installation of belt conveyor coupler | |
| CN211594328U (en) | A dustproof conveyor for production | |
| CN102583055B (en) | Rubber plug conveying system used between rubber plug cleaning machine and filling and plugging machine | |
| CN104691989A (en) | Replacement and drying device for tank | |
| CN207297257U (en) | A kind of chemical industry environmental protection pharmacy jar liquid conveyer | |
| CN102059079B (en) | Catalyst crushing and absorbing device of tubular reactor | |
| CN204416187U (en) | For the displacement drying unit of groove tank | |
| CN201133758Y (en) | Railway tank wagon blower | |
| CN105883362A (en) | Coke storage and conveying equipment with reversing device | |
| CN104671181A (en) | Mobile hydrochloric acid loading crane pipe | |
| CN202010544U (en) | Catalyst crushing and sucking device for tubular reactor | |
| CN211109098U (en) | Tank car heating device and tank car | |
| CN114733862B (en) | Automatic cleaning device for railway tank car | |
| CN107738702A (en) | With the furnace tube outer wall walking mechanism being oriented to obstacle crossing function |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |