CN107187901B - A kind of pneumatic ship unloader - Google Patents
A kind of pneumatic ship unloader Download PDFInfo
- Publication number
- CN107187901B CN107187901B CN201710638393.2A CN201710638393A CN107187901B CN 107187901 B CN107187901 B CN 107187901B CN 201710638393 A CN201710638393 A CN 201710638393A CN 107187901 B CN107187901 B CN 107187901B
- Authority
- CN
- China
- Prior art keywords
- cone cylinder
- outside
- pipeline
- shell
- bend pipe
- 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
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G53/00—Conveying materials in bulk through troughs, pipes or tubes by floating the materials or by flow of gas, liquid or foam
- B65G53/04—Conveying materials in bulk pneumatically through pipes or tubes; Air slides
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G53/00—Conveying materials in bulk through troughs, pipes or tubes by floating the materials or by flow of gas, liquid or foam
- B65G53/34—Details
- B65G53/52—Adaptations of pipes or tubes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G67/00—Loading or unloading vehicles
- B65G67/60—Loading or unloading ships
- B65G67/606—Loading or unloading ships using devices specially adapted for bulk material
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Aviation & Aerospace Engineering (AREA)
- Ship Loading And Unloading (AREA)
Abstract
The invention discloses a kind of pneumatic ship unloaders, include door frame, walking mechanism, rotatable platform, cantilever crane, suction pipeline, luffing hydraulic cylinder, except dirt barrel, blower and flexible chute, suction pipeline includes material sucking mouth, vertical pipeline, metal hose, bend pipe and telescopic sleeve, metal hose is made of the connected cone cylinder of several upper and lower sides ending, each cone cylinder lower end bottom surface is less than lower section cone cylinder upper end in the setting of upper end bottom surface and adjacent cone cylinder and is set in top cone cylinder lower end outside, each cone cylinder two sides are provided with connector, it is hinged between the connector of adjacent cone cylinder, it is adjacent that cone cylinder connecting portion outside is by rubber strip environmental sealing and rubber strip is fixed in cone cylinder by clip.The present invention guarantees pipeline air-tightness by the way that metal hose is arranged in suction pipeline, and by specific hose construction, while enabling pipeline to automatically adjust angle and guaranteeing vertically.
Description
Technical field
The present invention relates to a kind of ship unloaders, especially a kind of pneumatic ship unloader.
Background technique
Pneumatic ship unloader is the vacuum flow formed in the duct using blower, and the ship unloaders of bulk material are unloaded from cabin interior suction
Tool.Although the machine operating power consumption is larger, to being sent material to there are certain requirements (granularity, viscosity, humidity), operating noise is larger to be waited not
Foot, but because of the simple, low cost with structure, easy to operate, worker's working condition is good；Control and management easy to automate,
It is adaptable to various ships, it the advantages that quantity of clean-up is small, is widely used in and connects shape material.Pneumatic ship unloader is inhaled using strength
Bulk goods is sent to unload and a kind of continous way bulk goods ship unloaders, it is mainly used for Bulk Grain ship-discharging operation, also has for coal, cement
Equal bulk goods ship-discharging operation.Pneumatic ship unloader for Bulk Grain ship-discharging operation is commonly referred to as grain absorber.Grain absorber is dissipated by strength suction and conveying
Grain system and for make suction nozzle flexibly inhale grain various operating mechanisms and rack composition, have fixed, mobile and floating.
Due to the uncertainty of ship stop position and the difference of ship position in storehouse position, need unload when
It waits, adjusts the position of suction pipeline, that is, need to adjust the pitch angle of ship unloaders cantilever crane or the front-rear position of suction pipeline, this
Sample will affect the angle of suction pipeline so that suction pipeline cannot influence suction effect vertically downward.
Summary of the invention
Technical problem to be solved by the invention is to provide a kind of pneumatic ship unloaders, it can guarantee suction after adjusting position
Vertical and sealing effect is good always for pipeline.
In order to solve the above technical problems, the technical scheme adopted by the invention is that:
A kind of pneumatic ship unloader, it is characterised in that: comprising door frame, walking mechanism, rotatable platform, cantilever crane, suction pipeline, become
Width hydraulic cylinder removes dirt barrel, blower and flexible chute, and walking mechanism is arranged on the downside of door frame, and rotatable platform is rotatably arranged on door frame
Upper end, cantilever crane one end are hinged on rotatable platform, and luffing hydraulic cylinder one end is hinged on the downside of cantilever crane, luffing hydraulic cylinder other end hinge
It connects on rotatable platform, suction pipeline is arranged along cantilever crane and suction pipeline one end is connect with dirt barrel side is removed, in chute of stretching
End connect with except dirt barrel lower end, is connect except dirt barrel upper end passes through pipeline with blower, suction pipeline comprising material sucking mouth, vertical pipeline,
Metal hose, bend pipe and telescopic sleeve, telescopic sleeve are arranged on the downside of cantilever crane along cantilever crane direction, telescopic sleeve one end and bend pipe one
End connection, the bend pipe other end are connect by metal hose with vertical pipeline upper end, and material sucking mouth is arranged in vertical pipeline lower end, metal
Hose is made of the connected cone cylinder of several upper and lower sides ending, and each cone cylinder lower end bottom surface is less than the setting of upper end bottom surface and adjacent cone
Lower section cone cylinder upper end is set in top cone cylinder lower end outside in cylinder, and each cone cylinder two sides are provided with connector, adjacent cone cylinder
It is hinged between connector, passes through rubber strip environmental sealing on the outside of adjacent cone cylinder connecting portion and rubber strip is solid by clip
It is scheduled in cone cylinder.
Further, the telescopic sleeve includes outer tube and inner tube, and outer tube one end is set on the outside of inner tube one end and outer
Pipe can be along outer wall of inner tube telescopic slide, and with except dirt barrel side is connected to, the inner tube other end and bend pipe one end connect the outer tube other end
It connects, the internal diameter of inner and outer tubes is gradually increased along air-breathing transmission direction, one circle poly- four of package on the outside of outer tube and inner tube connecting portion
Vinyl fluoride, polytetrafluoroethylene (PTFE) both ends are zigzag, and two layers of rubber layer is wrapped up on the outside of polytetrafluoroethylene (PTFE), passes through clip on the outside of rubber layer
It is fixed on the outside of outer tube.
Further, the bend pipe includes elbow body and cover board, and elbow body curved outer is open, and cover plate lid is located at
It the open position of elbow body curved outer and is detachably connected with elbow body.
Further, the structure being detachably connected is elbow body curved outer open position and cover board edge
It is provided with the flange being mutually matched, equally distributed screw hole is provided on flange, elbow body and cover board are bolted to connection.
Further, described except dirt barrel and flexible chute connecting portion are provided with airlock.
Further, the airlock includes airlock shell, rotary blade and two groups of impeller drives, rotary blade
It being rotatably arranged in shell, rotary blade upper shell is provided with material inlet, and shell is material outlet below rotary blade, and two groups
Impeller drive is symmetricly set on rotary blade two sides driving rotary blade rotation.
Further, the impeller drive includes the first roller, second tin roller, belt tensioning drum and belt, the first rolling
Cylinder and second tin roller are rotatably arranged on airlock shell, and belt tensioning drum is arranged in airlock shell by screw mechanism, skin
Band is arranged on the first roller, second tin roller and belt tensioning drum, is pressed into contact on the outside of belt and rotary blade.
Further, sweeper, face contact on the outside of sweeper and belt are provided on the upside of the shell.
Further, the blower is multistage blower, multistage blower include procapsid, back casing, middle casing, shaft,
Impeller and determine turbine, several wheel spaces are fixed in shaft, and several middle casings are fixed between procapsid and back casing, preceding
Cavity constitutes several wheel cavities between shell, back casing and middle casing, and impeller is arranged in wheel cavity, determines turbine and fix
On wheel cavity rear wall.
Compared with prior art, the present invention having the following advantages that and effect: the present invention passes through is arranged gold in suction pipeline
Belong to hose, and pipeline air-tightness is guaranteed by specific hose construction, while pipeline being enabled to automatically adjust angle guarantee
Vertically；Telescopic pipes are combined by tetrafluoroethene and two layers of rubber layer, solve prior art wear problem, and leakproofness is more
It is good；Specific airlock structure, solves the problems, such as the fretting wear of prior art pivoting leaf wheel shaft driving and inner walls.
Detailed description of the invention
Fig. 1 is a kind of schematic diagram of pneumatic ship unloader of the invention.
Fig. 2 is metal hose schematic diagram of the invention.
Fig. 3 is metal hose side view of the invention.
Fig. 4 is metal hose Local map of the invention.
Fig. 5 is telescopic sleeve schematic diagram of the invention.
Fig. 6 is bend pipe schematic diagram of the invention.
Fig. 7 is airlock schematic diagram of the invention.
Fig. 8 is airlock cross-sectional view of the invention.
Fig. 9 is blower schematic diagram of the invention.
Specific embodiment
The present invention is described in further detail with reference to the accompanying drawing and by embodiment, and following embodiment is to this hair
Bright explanation and the invention is not limited to following embodiments.
As shown in Figure 1, a kind of pneumatic ship unloader of the invention, comprising door frame 1, walking mechanism 2, rotatable platform 3, cantilever crane 4,
Suction pipeline, luffing hydraulic cylinder 5 remove dirt barrel 6, blower 7 and flexible chute 8, and for the setting of walking mechanism 2 in 1 downside of door frame, rotation is flat
Platform 3 is rotatably arranged on 1 upper end of door frame, and 4 one end of cantilever crane is hinged on rotatable platform 3, and 5 one end of luffing hydraulic cylinder is hinged on cantilever crane 4
Downside, 5 other end of luffing hydraulic cylinder are hinged on rotatable platform 3, suction pipeline along cantilever crane 4 be arranged and suction pipeline one end with
Except 6 side of dirt barrel connects, flexible 8 upper end of chute is connect with 6 lower end of dirt barrel is removed, except 6 upper end of dirt barrel is connected by pipeline and blower 7
It connects, suction pipeline includes material sucking mouth 9, vertical pipeline 10, metal hose 11, bend pipe 12 and telescopic sleeve 13,13 edge of telescopic sleeve
The setting of 4 direction of cantilever crane is connect in 4 downside of cantilever crane, 13 one end of telescopic sleeve with 12 one end of bend pipe, and 12 other end of bend pipe passes through metal
Hose 11 is connect with 10 upper end of vertical pipeline, and material sucking mouth 9 is arranged in 10 lower end of vertical pipeline, as shown in Figure 2,3, 4, metal hose
11 are made of the connected cone cylinder of several upper and lower sides ending, and each cone cylinder lower end bottom surface is less than the setting of upper end bottom surface and adjacent cone cylinder
Middle lower section cone cylinder upper end is set in top cone cylinder lower end outside, and each cone cylinder two sides are provided with connector 14, adjacent cone cylinder
It is hinged between connector 14, is passed through on the outside of adjacent cone cylinder connecting portion by 15 environmental sealing of rubber strip and rubber strip 15
Clip 16 is fixed in cone cylinder.Guarantee pipe by the way that metal hose is arranged in suction pipeline, and by specific hose construction
Road air-tightness, while enabling pipeline to automatically adjust angle and guaranteeing vertically.
As shown in figure 5, telescopic sleeve 13 includes outer tube 17 and inner tube 18,17 one end of outer tube is set on the outside of 18 one end of inner tube
And outer tube 17 can be along 18 outer wall telescopic slide of inner tube, and for 17 other end of outer tube with except 6 side of dirt barrel is connected to, inner tube 18 is another
End is connect with 12 one end of bend pipe, and the internal diameter of inner tube 18 and outer tube 17 is gradually increased along air-breathing transmission direction, outer tube 17 and inner tube 18
One circle polytetrafluoroethylene (PTFE) 19 of package, 19 both ends of polytetrafluoroethylene (PTFE) are zigzag on the outside of connecting portion, are wrapped on the outside of polytetrafluoroethylene (PTFE) 19
Two layers of rubber layer 20 is wrapped up in, is fixed on the outside of outer tube 17 on the outside of rubber layer 20 by clip 21.Polytetrafluoroethylene (PTFE) 19 prevents rubber layer
20 by negative pressure intake line, while guaranteeing the capable of expansion and contraction of inner tube again.It is fixed using metal clip, replacement maintenance is very square
Just.
As shown in fig. 6, bend pipe 12 includes elbow body 22 and cover board 23,22 curved outer of elbow body is open, cover board
23 lids are located at the open position of 22 curved outer of elbow body and are detachably connected with elbow body 22.It is detachably connected
Structure is that 22 curved outer open position of elbow body and 23 edge of cover board are provided with the flange being mutually matched, and is opened on flange
There is equally distributed screw hole, elbow body 22 and cover board 23 are bolted to connection.Material is converted to level from vertical transport
When conveying, due to inertia, material is directly beaten on the cover board of bend pipe, so the wearing plate on cover board wears most fast, most serious.When
After wearing plate abrasion to a certain extent, cover board is directly replaced, it is convenient, it is fast, at low cost.
As shown in FIG. 7 and 8, except dirt barrel 6 and 8 connecting portion of flexible chute are provided with airlock 24.Airlock 24 includes to close
Wind device shell 25, rotary blade 26 and two groups of impeller drives, rotary blade 26 are rotatably arranged in shell 25, rotary blade
26 upper shells are provided with material inlet 27, and 26 lower section shell of rotary blade is material outlet 28, and two groups of impeller drives are symmetrical
Setting is in 26 two sides of rotary blade driving rotary blade rotation.Impeller drive includes the first roller 29, second tin roller 30, opens
Tight roller 31 and belt 32, the first roller 29 and second tin roller 30 are rotatably arranged on airlock shell 25, and belt tensioning drum 31 is logical
It crosses screw mechanism to be arranged in airlock shell 25, belt 32 is arranged in the first roller 29, second tin roller 30 and belt tensioning drum 31
On, it is pressed into contact on the outside of belt 32 and rotary blade 26.Sweeper 33,32 outside of sweeper 33 and belt are provided on the upside of shell
Face contact.Traditional airlock shell and rotary blade use wear-resistant metal material, have small foreign matter as conveyed in material, hold very much
Easily cause airlock stuck.Structure of the invention, guarantees impeller and belt is pivoting friction, reduces the abrasion of belt.Discharge port
It is tightly attached on rotary blade with belt, guarantees the leakproofness of airlock, reduce air leakage.Sweeper on belt can clean skin
The material taken guarantees the leakproofness of belt and impeller.Belt tensioning drum is the tensioning for adjusting belt, guarantees that belt is tightly attached to impeller
On, reduce air leakage, avoids the unrestrained of material.It can guarantee to will lead to pass as having small foreign matter in material not using belt sealing
Wind device is stuck.
As shown in figure 9, blower 7 is multistage blower, multistage blower includes procapsid 34, back casing 35, middle casing 36, turns
Axis 37, impeller 38 and determine turbine 39, several intervals of impellers 38 are fixed in shaft 37, and several middle casings 36 are fixed on procapsid
Between 34 and back casing 35, cavity constitutes several wheel cavities, impeller 38 between procapsid 34, back casing 35 and middle casing 36
It is arranged in wheel cavity, determines turbine 39 and be fixed on wheel cavity rear wall.Air is sucked by impeller from impeller center, and is added
Speed is rotated to impeller outer edge under the action of the centrifugal force, to generate negative pressure.The components of multiple centrifugal fan use mould
Tool processing and manufacturing, there is stronger interchangeability.The wind pressure of single stage centrifugal blower can achieve 20kpa, therefore can choose difference
The blower and revolving speed of series, in order to obtain required pressure.The blower it is small in size, air quantity is big, high-efficient, low noise, fortune
Row is stablized, and low energy consumption.
Above content is only illustrations made for the present invention described in this specification.Technology belonging to the present invention
The technical staff in field can do various modifications or supplement or is substituted in a similar manner to described specific embodiment, only
It should belong to guarantor of the invention without departing from the content or beyond the scope defined by this claim of description of the invention
Protect range.
Claims (1)
1. a kind of pneumatic ship unloader, it is characterised in that: include door frame, walking mechanism, rotatable platform, cantilever crane, suction pipeline, luffing
Hydraulic cylinder removes dirt barrel, blower and flexible chute, and walking mechanism is arranged on the downside of door frame, and rotatable platform is rotatably arranged on door frame
End, cantilever crane one end are hinged on rotatable platform, and luffing hydraulic cylinder one end is hinged on the downside of cantilever crane, and the luffing hydraulic cylinder other end is hinged
On rotatable platform, suction pipeline is arranged along cantilever crane and suction pipeline one end is connect with dirt barrel side is removed, chute upper end of stretching
With except dirt barrel lower end is connect, except dirt barrel upper end is connect by pipeline with blower, suction pipeline includes material sucking mouth, vertical pipeline, gold
Belong to hose, bend pipe and telescopic sleeve, telescopic sleeve is arranged on the downside of cantilever crane along cantilever crane direction, telescopic sleeve one end and bend pipe one end
Connection, the bend pipe other end are connect by metal hose with vertical pipeline upper end, and material sucking mouth is arranged in vertical pipeline lower end, and metal is soft
Pipe is made of the connected cone cylinder of several upper and lower sides ending, and each cone cylinder lower end bottom surface is less than the setting of upper end bottom surface and adjacent cone cylinder
Middle lower section cone cylinder upper end is set in top cone cylinder lower end outside, and each cone cylinder two sides are provided with connector, the company of adjacent cone cylinder
It is hinged between fitting, adjacent cone cylinder connecting portion outside is by rubber strip environmental sealing and rubber strip is fixed by clip
In cone cylinder；
The telescopic sleeve includes outer tube and inner tube, and outer tube one end is set on the outside of inner tube one end and outer tube can be along inner tube
Outer wall telescopic slide, the outer tube other end is with except dirt barrel side is connected to, and the inner tube other end is connect with bend pipe one end, inner and outer tubes
Internal diameter is gradually increased along air-breathing transmission direction, one circle polytetrafluoroethylene (PTFE) of package, polytetrafluoroethyl-ne on the outside of outer tube and inner tube connecting portion
Alkene both ends are zigzag, and two layers of rubber layer is wrapped up on the outside of polytetrafluoroethylene (PTFE), is fixed on the outside of outer tube on the outside of rubber layer by clip；
The bend pipe includes elbow body and cover board, and elbow body curved outer is open, and cover plate lid is located at elbow body bending
It the open position of lateral surface and is detachably connected with elbow body；The structure being detachably connected is elbow body bending
Lateral surface open position and cover board edge are provided with the flange being mutually matched, and equally distributed screw hole, bend pipe sheet are provided on flange
Body and cover board are bolted to connection；
It is described except dirt barrel and flexible chute connecting portion are provided with airlock；The airlock includes airlock shell, pivoting leaf
Wheel and two groups of impeller drives, rotary blade are rotatably arranged in shell, and rotary blade upper shell is provided with material inlet, rotation
Shell is material outlet below rotary impeller, and two groups of impeller drives are symmetricly set on rotary blade two sides driving pivoting leaf rotation
It is dynamic；
The impeller drive includes the first roller, second tin roller, belt tensioning drum and belt, and the first roller and second tin roller turn
Dynamic to be arranged on airlock shell, belt tensioning drum is arranged in airlock shell by screw mechanism, and belt setting is in the first rolling
On cylinder, second tin roller and belt tensioning drum, it is pressed into contact on the outside of belt and rotary blade；It is provided with sweeper on the upside of the shell,
Face contact on the outside of sweeper and belt；
The blower is multistage blower, and multistage blower includes procapsid, back casing, middle casing, shaft, impeller and determines turbine,
Several wheel spaces are fixed in shaft, and several middle casings are fixed between procapsid and back casing, procapsid, back casing and
Cavity constitutes several wheel cavities between middle casing, and impeller is arranged in wheel cavity, determines after turbine is fixed on wheel cavity
On side wall.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710638393.2A CN107187901B (en) | 2017-07-31 | 2017-07-31 | A kind of pneumatic ship unloader |
| PCT/CN2018/072769 WO2019024463A1 (en) | 2017-07-31 | 2018-01-16 | Pneumatic ship unloader |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710638393.2A CN107187901B (en) | 2017-07-31 | 2017-07-31 | A kind of pneumatic ship unloader |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107187901A CN107187901A (en) | 2017-09-22 |
| CN107187901B true CN107187901B (en) | 2019-09-20 |
Family
ID=59885191
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710638393.2A Active CN107187901B (en) | 2017-07-31 | 2017-07-31 | A kind of pneumatic ship unloader |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN107187901B (en) |
| WO (1) | WO2019024463A1 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107187901B (en) * | 2017-07-31 | 2019-09-20 | 南通润邦重机有限公司 | A kind of pneumatic ship unloader |
| CN109956326B (en) * | 2019-05-05 | 2024-04-05 | 河南龙昌机械制造有限公司 | Bulk grain transport vehicle unloading system |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5322393A (en) * | 1993-07-14 | 1994-06-21 | Lundquist Lynn C | Method for unloading ore from ships |
| CN2832756Y (en) * | 2005-09-06 | 2006-11-01 | 肖建刚 | Air seal machinery |
| FR2894235B1 (en) * | 2005-12-06 | 2008-01-18 | Jacques Joseph Charles Renard | DEVICE FOR TELESCOPIC ORIENTABLE SUCTION PIPING OF THE BULK CEREAL TRANSDEROR. |
| CN103277346B (en) * | 2013-06-28 | 2015-06-24 | 唐山怡人鼓风机制造有限公司 | Multistage blower capable of performing water cooling |
| CN203402700U (en) * | 2013-08-08 | 2014-01-22 | 桐乡市华兴米业有限公司 | Flexible pipe for grain absorption device |
| CN204310502U (en) * | 2014-12-11 | 2015-05-06 | 杭州云天荣业机械装备有限公司 | A kind of harbour formula grain elevator |
| CN205555590U (en) * | 2016-02-15 | 2016-09-07 | 湖南海盛重工科技有限公司 | Powder material pneumatic ship unloader |
| CN205555591U (en) * | 2016-02-15 | 2016-09-07 | 湖南海盛重工科技有限公司 | Transferred send system among powder material |
| CN207030504U (en) * | 2017-07-31 | 2018-02-23 | 南通润邦重机有限公司 | A kind of pneumatic ship unloader |
| CN107187901B (en) * | 2017-07-31 | 2019-09-20 | 南通润邦重机有限公司 | A kind of pneumatic ship unloader |
-
2017
- 2017-07-31 CN CN201710638393.2A patent/CN107187901B/en active Active
-
2018
- 2018-01-16 WO PCT/CN2018/072769 patent/WO2019024463A1/en active Application Filing
Also Published As
| Publication number | Publication date |
|---|---|
| WO2019024463A1 (en) | 2019-02-07 |
| CN107187901A (en) | 2017-09-22 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107187901B (en) | A kind of pneumatic ship unloader | |
| CN204310502U (en) | A kind of harbour formula grain elevator | |
| CN207030504U (en) | A kind of pneumatic ship unloader | |
| CN109279368A (en) | A kind of positive pressure airlock with choke preventing function | |
| CN210192806U (en) | Environment-friendly pneumatic conveying device | |
| CN109110523B (en) | Cement silo unloader | |
| CN205294264U (en) | High permanent seal cooling closes wind ware | |
| CN206985169U (en) | A kind of positive-pressure type discharging air valve | |
| CN216424927U (en) | Ointment filling machine loading attachment | |
| CN205966206U (en) | Automatic dust discharging device of cyclone | |
| CN203624410U (en) | High-airtight discharge valve | |
| CN208761719U (en) | Grain pump truck | |
| CN208265375U (en) | Bulk cargo terminals movable environmental protection discharge system | |
| CN2193351Y (en) | Flexible airtight rotary feeder unit with offset outlet | |
| CN211225249U (en) | Conveying device for anti-cracking waterproof agent of expansion fiber | |
| CN208912034U (en) | A kind of discharging device of compound stabilizer reactor tank | |
| CN104743328A (en) | High-airtight type discharging valve | |
| CN207759566U (en) | Screw conveyor | |
| CN220702297U (en) | Anti-blocking flexible air closer device | |
| CN107314180A (en) | A kind of Geldart-D particle of angle adjustable spherical sealed pipeline | |
| CN203127765U (en) | Airlock | |
| CN201808939U (en) | Rotary valve | |
| CN220599040U (en) | Spray device of ultra-high performance concrete | |
| CN111250391A (en) | Rice clearance removes chaff device | |
| CN209601413U (en) | Sealed Star-like unloader |
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 |