CN106429255A - Sliding intermediate supporting system for forced-cooling sliding column of spiral ship unloader - Google Patents
Sliding intermediate supporting system for forced-cooling sliding column of spiral ship unloader Download PDFInfo
- Publication number
- CN106429255A CN106429255A CN201611046466.0A CN201611046466A CN106429255A CN 106429255 A CN106429255 A CN 106429255A CN 201611046466 A CN201611046466 A CN 201611046466A CN 106429255 A CN106429255 A CN 106429255A
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- China
- Prior art keywords
- traveller
- hole
- spring
- outer tube
- empty stomach
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G33/00—Screw or rotary spiral conveyors
- B65G33/24—Details
- B65G33/32—Adaptations of bearings or couplings for supporting and connecting screws
-
- 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)
- Screw Conveyors (AREA)
- Ship Loading And Unloading (AREA)
Abstract
The invention discloses a sliding intermediate supporting system for a forced-cooling sliding column of a spiral ship unloader. The sliding intermediate supporting system comprises a connecting shaft, a supporting outer tube, open-web sliding columns, a double-ended spiral blade, spring mandrels and disc springs, wherein the two ends of the connecting shaft are equipped with flanges; the double-ended spiral blade is packaged on the shaft neck of the connecting shaft in a Huff-shaped mode; the periphery of the double-ended spiral blade is connected with two thin-wall semi-cylindrical tubes; the inner periphery of the double-ended spiral blade is connected with two thick-wall semi-cylindrical tubes; the double-ended spiral blade is fastened onto the shaft neck of the connecting shaft through the two thick-wall semi-cylindrical tubes; the two ends of the supporting outer tube are equipped with flanges; a plurality of bosses are arranged on the tube wall of the supporting outer tube; a centering hole is bored in each boss; the open-web sliding columns are arranged in the holes; disc spring groups are mounted in the open-web sliding columns; the disc spring groups comprise the spring mandrels and a plurality of disc springs which are mounted in a superposed mode; the spring mandrels are arranged in a step mode, and are fixedly arranged in end openings of the bosses on the supporting outer tube; and one end of each open-web sliding column is equipped with an arc-shaped curved surface which fits to the surface of each thin-wall semi-cylindrical tube, and has the same curvature with the corresponding thin-wall semi-cylindrical tube.
Description
Technical field
The present invention relates to a kind of screw ship unloader field, more particularly to screw ship unloader cold traveller slip intermediate support system by force
System.
Background technology
Graininess is unloaded currently used for port and pier and little lump material equipment is mainly grab bucket ship unloader, be characterized in interval
Formula work, one action circulation includes crawl, lifting, revolution, decline, blowing and backhaul, its lifting, revolution, blowing link meeting
It is its major defect that surrounding enviroment are caused with more serious dust pollution.External useful screw ship unloader unloads granule and little block
Material, continuous work is characterized in, work process is greatly reduced compared with grab bucket ship unloader to environment dust pollution, productivity ratio is also high,
Dock operation requirement can be met, but its supporting structure is more rough, vibration and noise are larger, especially in open drive.Closely
Over year, domestic screw ship unloader is used widely, and home products are substantially better than state's peripheral hardware in terms of smoothness of operation and noise
Standby.But be used for the granular material of good fluidity, such as cement, breeze, flyash, larger to physical behavior difference as broken coal still
Do not adapt to, tracing it to its cause substantially has structure with wearability two large problems.Certainly broken coal particle size uniformity difference is also reason.
The core of screw ship unloader is vertical screw type conveyer, its height typically by more than ten rice to more than 20 rice, its
The usual segmentation of high-speed screw axle manufactures several sections of connections and forms, and devises intermediate support in connection place, is limited at this by structure
Helical-blade often localized loss, it is impossible to which continuous, this is the common trait of domestic screw ship unloader, this structure is conducive to improving fortune
Turn stationarity, reduce noise, but be not suitable for the vertical transport of this kind of material of coal.And the intermediate support of external screw ship unloader regards spiral shell
Spin axis blade periphery is axle, encases helical-blade periphery with several pieces crankshaft bearings for being up to half pitch, but precision is low, axle and watt between
The nearly 10mm of gap, although this continuous helical for no lacking be suitable for coal vertical transport, because structure precision is low, during operating vibration with
Noise is strong, especially no-load running when.
Content of the invention
For solving deficiency of the prior art, it is an object of the invention to provide a kind of screw ship unloader is by force in cold traveller slip
Between supporting system, it is intended to solve at existing screw ship unloader connecting shaft helical-blade disappearance, inadaptable unload coal etc. little lump material and
The noise and vibration larger problem for being not suitable with empty wagons operation when though helical-blade keeps continuous no disappearance but runs at connecting shaft.
For achieving the above object, the technical scheme is that：A kind of screw ship unloader cold traveller slip intermediate support by force
System, including connecting shaft, supporting outer tube, empty stomach traveller, twin-feed spiral leaf, central spindle of the spring, butterfly spring, described connecting shaft two
There is flange at end, and twin-feed spiral leaf is wrapped on the axle journal of connecting shaft for Hough shape, and described twin-feed spiral leaf periphery is connected with two
Individual thin-walled semicircle column jecket, inner circumferential is connected with two heavy wall semicircle column jeckets, and is anchored on connecting shaft by two heavy wall semicircle column jeckets
On axle journal；Described supporting outer tube two ends are formed with flange, and the tube wall for supporting outer tube is provided with some place's boss, and boring on boss has one
Individual centripetal hole, in the hole fill empty stomach traveller, butterfly spring group is installed in empty stomach traveller, butterfly spring group include central spindle of the spring and
If the butterfly spring that dry tablet overlapping is installed, described central spindle of the spring is stepped and is fixed on the end for supporting the boss on outer tube
Mouthful；One end of described empty stomach traveller is arc-shaped curved surface and is fitted and with identical curvature with thin-walled semicolumn pipe surface.
In order to reduce slidably supported system friction heat, reduce the wear rate of friction pair, coolant circuit is formed, described
Constitute between mating holes on empty stomach traveller, central spindle of the spring and boss one group of radial hole B being interconnected, endless groove C, axial groove D,
Ring chamber E；The hole F for connecting with ring chamber E is had on described boss hole wall, and in hole F mouth, connecing with oil outlet one-way valve is installed
Head；Described central spindle of the spring center is provided with the hole A for being communicated with empty stomach traveller abdominal cavity and installs connecing with line check valve in import
Head；There are several tapers or the built-in concrete dynamic modulus wear damping material of cylindricality aperture G, hole G on described empty stomach traveller curved surface.
Further, also include external heat exchange unit, the cooling-oil outlet of described external heat exchange unit is through bringing into
Radial hole B, endless groove C, axial groove D, ring chamber E, boss hole on hole A on the joint of oily check valve, central spindle of the spring, empty stomach traveller
Hole F on wall, return to the cooler of external heat exchangers unit from the joint with oil outlet one-way valve.
Preferably, described twin-feed spiral leaf is merged by two pieces of Hough type structures being fastened on the axle journal of connecting shaft.
Preferably, the external diameter of described twin-feed spiral leaf is equal to the internal diameter of thin-walled semicircle column jecket.
For the ease of twin-feed spiral leaf, on machine, disassembling, assembling and replacing and observation maintenance support internal, described supporting outer tube side
All have window and cover plate is installed.
In order to traveller does not rotate motion in boss in the hole, the side wall of the described boss for connecting outer tube is provided with and sky
The guider screw of abdomen traveller contact.
In order to ensure the smooth vertical transport material of helical-blade energy, the necessary continuous, external diameter of its helical-blade is identical, and Hough shape is propped up
Hold the internal diameter that the internal diameter after outer tube merges have to be larger than other connected outer tubes on screw machine.
Beneficial effects of the present invention：Ensure that the seriality of the helical-blade on vertical screw type conveyer so as to can convey
Lump material, in combination with unique supporting structure, it is ensured that helical axis operates steadily, vibration is little, prevents axle because long and uneven
Weighing apparatus rotates the problem for causing helical axis and outer tube that grazing occurs, and reduces and causes the probability of air blasting because of grazing spark, reduce noise with
Vibration, while also including external heat exchange unit, being cooled down to empty stomach traveller in good time, being extended its service life.
Description of the drawings
Fig. 1 is the structural representation of the present invention.
Fig. 2 is the structural representation of the connecting shaft with twin-feed spiral leaf of the present invention.
Specific embodiment
As shown in Figure 1, 2, a kind of screw ship unloader cold traveller slip intermediate support system by force, outer including connecting shaft 1, supporting
Pipe 2, guider screw 3, window cover plate 4, empty stomach traveller 5, twin-feed spiral leaf 6, central spindle of the spring 7, butterfly spring 8, external heat exchange
Unit 9, the blade periphery of described twin-feed spiral leaf 6 is cast or welding is connected with two thin-walled semicircle column jeckets 12, double end spiral shell
The central shaft of vane 6 is two heavy wall semicircle column jeckets, and two Houghs merge parcel and are fastened on the axle journal of connecting shaft 1, and composition one is little
The complete twin-feed spiral axle of section, a complete cylindrical tube merged into by two thin-walled semicircle column jeckets 12 of 6 periphery of twin-feed spiral leaf；
Described 1 two ends of connecting shaft are formed with flange, for connecting other helical axis；Supporting outer tube 2 is closed in Hough shape outer tube by two pieces
And constituting one section of complete intermediate support outer tube after fastening, the flange at its two ends is for connecting other outer tubes of vertical spiral conveyer；
Described 2 lateral surface of supporting outer tube is provided with some outer lug boss 2-1, and the 2-1 boring of each boss has a centripetal hole, and in the hole is provided with
Empty stomach traveller 5, is provided with butterfly spring 8 and central spindle of the spring 7 in the cavity of empty stomach traveller 5, central spindle of the spring 7 is stepped, its method
The aperture annular end face of boss 2-1 is fixed at the big end of flange-like；The cecum of described empty stomach traveller 5 be arc-shaped curved surface and with double end spiral shell
There is identical curvature in the thin wall cylindrical tubes face of 6 periphery of vane parcel, bonded to each other under butterfly spring 8 is acted on, and constitutes axle and axle
Tile structure.
One group of the radial hole B being interconnected, endless groove is constituted on described empty stomach traveller 5 and boss 2-1 between mating holes
C, axial groove D, ring chamber E；The hole F for connecting with ring chamber E is had on described boss 2-1 hole wall, and is taken out of in hole F mouth installation
The joint 11 of oily check valve；Described 7 center of central spindle of the spring is provided with the hole A for being communicated with 5 abdominal cavity of empty stomach traveller and installs in import
Joint 10 with line check valve；
The cooling oil that external heat exchange unit 9 is pumped out is through joint 10, hole A, radial hole B, endless groove C, axial groove D, ring-type
Chamber E, hole F, joint 11 return to the cooler of external heat exchange unit 9, and going round and beginning again moves in endless cycles takes away amount of heat, cooling
System is held, is increased the service life；Several tapers or the built-in porous of cylindricality aperture G, hole G is had on described 5 curved surface of empty stomach traveller
Gap wear damping material, a small amount of cooling oil that 5 curved hole G of empty stomach traveller oozes out plays lubrication to surface of friction pair and anti-attrition is made
With.
The connecting shaft 1 of the present invention is connected between two sections of helical axis of vertical screw type conveyer by two end flanges, supporting
Outer tube 2 is connected between two sections of outer tubes of vertical screw type conveyer by two end flanges, and supporting 2 surface of outer tube all has window simultaneously
Cover plate 4 is installed, is easy to the inner components that observes, overhaul, change outer tube 2.1 surface of connecting shaft is provided with twin-feed spiral leaf 6, makes
Obtain to be formed in vertical screw type conveyer and have the continuous, helical axis of complete helix leaf, you can be simultaneously suitable for powdery or little bulk
Material includes the conveying of broken coal.
Described 6 periphery of twin-feed spiral leaf is provided with merges into a complete cylindrical tube by two thin-walled semicircle column jeckets 12,
Using cylindrical tube face as bearing-surface, and spiral continuous and material conveying can not be affected, solve and reserve for arranging intermediate support
The structure that structure space is had to using one section of helical-blade of disappearance, while also solve portioned product because directly using outside helical-blade
Zhou Zuowei bearing-surface causes vibration and the big problem of noise.The curved surface of empty stomach traveller 5 is close to cylindrical tube under 8 pressure of butterfly spring
Face forms the relation of axle and bearing, and the radial imbalance force for producing during spiral high speed rotation is all carried on some by cylindrical tube face
On butterfly spring 8 in 5 abdomen of empty stomach traveller, buffer shock-absorbing effect is played, therefore helical axis operates steadily, even if empty wagons operation
Silent, while cylindrical tube face is theoretically zero clearance with the way of contact of empty stomach traveller, mechanical impact spark will not be produced,
There is the probability of air blasting so as to greatly reduce coal dust in machine (or other powder) air mixture.
Described external heat exchange unit 9, is exactly a small-sized hydraulic station with heat sinking function, therefore certain in fact
Under the conditions of, can merge with the Hydraulic Station on the machine of screw ship unloader.
The foregoing is only presently preferred embodiments of the present invention, not in order to limit the present invention, all spirit in the present invention and
Within principle institute as any modification, equivalent or improvement etc., should be included in protection scope of the present invention etc.
Claims (7)
1. a kind of screw ship unloader cold traveller slip intermediate support system by force, including connecting shaft (1), supporting outer tube (2), sliding on an empty stomach
Post (5), twin-feed spiral leaf (6), central spindle of the spring (7), butterfly spring (8), there are flange, double end spiral shell in described connecting shaft (1) two ends
Vane (6) is wrapped on the axle journal of connecting shaft (1) for Hough shape, it is characterised in that described twin-feed spiral leaf (6) periphery connection
There are two thin-walleds semicircle column jecket (12), inner circumferential is connected with two heavy wall semicircle column jeckets, and is anchored on by two heavy wall semicircle column jeckets
On the axle journal of connecting shaft (1)；Described supporting outer tube (2) two ends are formed with flange, and the tube wall for supporting outer tube (2) is provided with some places
Boss (2-1), the upper boring of boss (2-1) has a centripetal hole, and in the hole is filled in empty stomach traveller (5), empty stomach traveller (5) and is provided with butterfly
Shape groups of springs, butterfly spring group include central spindle of the spring (7) and if the butterfly spring (8) installed of dry tablet overlapping, described spring core
Axle (7) is stepped and is fixed on the port for supporting the boss (2-1) on outer tube (2)；One end of described empty stomach traveller (5) is
Arc-shaped curved surface is simultaneously fitted and with identical curvature with thin-walled semicircle column jecket (12) surface.
2. a kind of screw ship unloader according to claim 1 cold traveller slip intermediate support system by force, it is characterised in that institute
Constitute between the upper mating holes of empty stomach traveller (5), central spindle of the spring (7) and the boss (2-1) stated one group of radial hole B being interconnected,
Endless groove C, axial groove D, ring chamber E；The hole F for connecting with ring chamber E is had on described boss (2-1) hole wall, and in hole F mouth
Joint with oil outlet one-way valve (11) is installed；Described central spindle of the spring (7) center is provided with the hole for communicating with empty stomach traveller (5) abdominal cavity
A simultaneously installs the joint with line check valve (10) in import；There are several tapers or cylindricality on described empty stomach traveller (5) curved surface
The built-in concrete dynamic modulus wear damping material of aperture G, hole G.
3. a kind of screw ship unloader according to claim 2 cold traveller slip intermediate support system by force, it is characterised in that also
Including external heat exchange unit (9), the cooling-oil outlet of described external heat exchange unit (9) is through the joint with line check valve
(10), the hole A on central spindle of the spring (7), the radial hole B on empty stomach traveller (5), endless groove C, axial groove D, ring chamber E, boss hole
Hole F on wall, returns to the cooler of external heat exchangers unit (9) from the joint with oil outlet one-way valve (11).
4. a kind of screw ship unloader according to claim 1 cold traveller slip intermediate support system by force, it is characterised in that institute
The twin-feed spiral leaf (6) that states is fastened on the axle journal of connecting shaft (1) by two pieces of Hough type structures merging.
5. the cold traveller slip intermediate support system by force of a kind of screw ship unloader according to claim 1 or 4, its feature exists
In the external diameter of described twin-feed spiral leaf (6) is equal to the internal diameter of thin-walled semicircle column jecket (12).
6. a kind of screw ship unloader according to claim 1 cold traveller slip intermediate support system by force, it is characterised in that institute
The supporting outer tube (2) that states by two pieces of Hough outer tubes merge fastenings form and per block on all have window and cover plate (4) be installed.
7. the cold traveller slip intermediate support system by force of a kind of screw ship unloader according to claim 1 or 6, its feature exists
In boss (2-1) the side wall of described supporting outer tube (2) is provided with the guider screw (3) for contacting with empty stomach traveller (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611046466.0A CN106429255B (en) | 2016-11-23 | 2016-11-23 | Strong cold sliding column sliding middle supporting system of screw ship unloader |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611046466.0A CN106429255B (en) | 2016-11-23 | 2016-11-23 | Strong cold sliding column sliding middle supporting system of screw ship unloader |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106429255A true CN106429255A (en) | 2017-02-22 |
| CN106429255B CN106429255B (en) | 2022-12-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201611046466.0A Active CN106429255B (en) | 2016-11-23 | 2016-11-23 | Strong cold sliding column sliding middle supporting system of screw ship unloader |
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| CN104192643A (en) * | 2014-08-22 | 2014-12-10 | 辽宁省机械研究院有限公司 | Expansion and retraction rolling shaft used for fixing material roll |
| CN204371569U (en) * | 2014-12-31 | 2015-06-03 | 东北林业大学 | A kind of radial plunger pump |
| CN105240237A (en) * | 2015-10-29 | 2016-01-13 | 华中科技大学 | Water lubrication plunger pump |
| CN105782324A (en) * | 2016-04-28 | 2016-07-20 | 广州汽车集团股份有限公司 | Solenoid valve assembly externally arranged on absorber and absorber |
| CN105966850A (en) * | 2016-06-29 | 2016-09-28 | 杭州奥拓散料卸船装备有限公司 | Intermediate bearing device |
| CN206407530U (en) * | 2016-11-23 | 2017-08-15 | 杭州三螺机械设备有限公司 | A kind of strong cold traveller of screw ship unloader slides intermediate support system |
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| CN103233973A (en) * | 2013-04-28 | 2013-08-07 | 杭州奥拓散料卸船装备有限公司 | Sliding three-bush combination bearing for screw shaft |
| CN203202018U (en) * | 2013-04-28 | 2013-09-18 | 杭州奥拓散料卸船装备有限公司 | Sliding three-bush combined bearing used for spiral shafts |
| CN203473800U (en) * | 2013-09-04 | 2014-03-12 | 无锡松大重工机械有限公司 | Radial supporting structure applied to vertical screw conveyor |
| CN203767498U (en) * | 2014-02-27 | 2014-08-13 | 中国铁建重工集团有限公司 | Support device for screw shaft of screw conveyer and shield tunneling machine |
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| CN204371569U (en) * | 2014-12-31 | 2015-06-03 | 东北林业大学 | A kind of radial plunger pump |
| CN105240237A (en) * | 2015-10-29 | 2016-01-13 | 华中科技大学 | Water lubrication plunger pump |
| CN105782324A (en) * | 2016-04-28 | 2016-07-20 | 广州汽车集团股份有限公司 | Solenoid valve assembly externally arranged on absorber and absorber |
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| CN206407530U (en) * | 2016-11-23 | 2017-08-15 | 杭州三螺机械设备有限公司 | A kind of strong cold traveller of screw ship unloader slides intermediate support system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106429255B (en) | 2022-12-06 |
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