CN104355227B - Hoisting tool for rotary drum and screw rod of horizontal spiral settling centrifugal machine - Google Patents
Hoisting tool for rotary drum and screw rod of horizontal spiral settling centrifugal machine Download PDFInfo
- Publication number
- CN104355227B CN104355227B CN201410653824.9A CN201410653824A CN104355227B CN 104355227 B CN104355227 B CN 104355227B CN 201410653824 A CN201410653824 A CN 201410653824A CN 104355227 B CN104355227 B CN 104355227B
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- screw rod
- rotary drum
- suspender body
- tool body
- hoisting
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 34
- 239000010959 steel Substances 0.000 claims abstract description 34
- 230000003014 reinforcing effect Effects 0.000 claims description 10
- 230000005484 gravity Effects 0.000 claims description 9
- 238000002372 labelling Methods 0.000 claims description 6
- 230000037237 body shape Effects 0.000 claims description 3
- 238000007596 consolidation process Methods 0.000 claims 1
- 238000012423 maintenance Methods 0.000 abstract description 9
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 238000000034 method Methods 0.000 abstract description 7
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- WOZVHXUHUFLZGK-UHFFFAOYSA-N dimethyl terephthalate Chemical compound COC(=O)C1=CC=C(C(=O)OC)C=C1 WOZVHXUHUFLZGK-UHFFFAOYSA-N 0.000 description 4
- 108010073771 Soybean Proteins Proteins 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- 235000019710 soybean protein Nutrition 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- 241001669679 Eleotris Species 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229920006351 engineering plastic Polymers 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
- B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
- B66C1/22—Rigid members, e.g. L-shaped members, with parts engaging the under surface of the loads; Crane hooks
- B66C1/24—Single members engaging the loads from one side only
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Centrifugal Separators (AREA)
Abstract
The invention relates to a hoisting tool for a rotary drum and a screw rod of a horizontal spiral settling centrifugal machine. The hoisting tool comprises a tool body and is characterized in that the tool body comprises a rotary drum hoisting tool body and a screw rod hoisting tool body; two rows of upper and lower steel wire rope hoisting holes are formed in the rotary drum hoisting tool body in parallel; the screw rod hoisting tool body is fixedly connected with one end of the rotary drum hoisting tool body to form an integrated body through bolts; the screw rod hoisting tool body is in an L shape, and the upper end of the screw rod hoisting tool body is shaped like a square connecting plate which is provided with bolt passing holes; a connecting disc is fixedly connected with the hook-shaped end surface of the lower side of the screw rod hoisting tool body, and is fixedly connected with a hoisting flange through screws. The hoisting tool for the rotary drum and the screw rod of the horizontal spiral settling centrifugal machine has the beneficial effects that scratch between the screw rod and the rotary drum is avoided during the production process and the maintaining process of the centrifugal machine, the quality of the centrifugal machine is ensured, the detaching and hoisting efficiency is improved, and a guarantee is provided for a production and maintenance cycle of the centrifugal machine.
Description
Technical field
The invention belongs to lifting device, more particularly to the slinger of a kind of horizontal type screw settling centrifuge rotary drum and screw rod
Tool.
Background technology
Horizontal type screw settling centrifuge is the machinery using centrifugal force separate liquid with solid particle.Mask work be from
Carry out in scheming rotary drum, material particles are thrown to drum inner wall by centrifugal force, then release rotary drum by screw rod.LW650、
LW720, LW1100 horizontal type screw settling centrifuge is the centrifuge for separating PVC slurries, and LW650-D centrifuges are for dividing
From the centrifuge of soybean protein slurry.
Horizontal type screw settling centrifuge is in the chemical products life such as PVC, soybean protein and dimethyl terephthalate (DMT) production
Critical role is occupied in product.Centrifuge is mostly continuous operation in 24 hours, and centrifuge failure will cause the whole production line underproduction, very
To stopping production.To ensure product yield, it is necessary to carry out rapid field maintenance to failure centrifuge.Bowl is bulky, weight
Amount is very heavy, needs to lift out to come from horizontal type screw settling centrifuge by it using overhead traveling crane during maintenance.It is hung in steel wire rope during lifting
It is dangerous very big because the center of lifting is difficult to control in the middle of rotary drum, time-consuming expense is even more when especially screw rod is extracted out from rotary drum
Power, screw rod Jing often scratches drum inner wall, causes overall maintenance time very long.
Number of patent application：201020179996.4 a kind of screw extruder lifting tool for modified engineering plastics is disclosed,
It is characterized in that:It includes back timber (2), groove beam (3), assembly pulley (4) and chain (5)；The groove beam (3) is fixed on Screw Extrusion
On the back timber (2) of the ceiling above the motor (1.1) and reduction box (1.2) of machine (1), on the groove beam (3) assembly pulley is provided with
(4)；The assembly pulley (4) is mainly made up of pulley (4.1), fixed plate (4.2) and cross bar (4.3)；The pulley (4.1) has two
Group, is respectively arranged on the left and right track of groove beam (3), and two groups of pulleys (4.1) are fixedly connected by two fixed plates (4.2),
Cross bar (4.3) is provided between two fixed plate (4.2), on the cross bar (4.3) chain (5) is provided with.Number of patent application：
201220046935.X discloses a kind of double screw extruder die head special hanger, including top board, and top board lower parallel is provided with fore-clamp
Bolt hole is respectively provided with plate and rear plate, front plate and rear plate, on top board top boatswain chair is provided with, boatswain chair is provided with lifting
Hole.
The content of the invention
The present invention is to overcome deficiency of the prior art, there is provided a kind of horizontal type screw settling centrifuge rotary drum and screw rod
Lifting device, the mutual scratch between screw rod and rotary drum is avoided during lifting, centrifuge is carried in assembling and maintenance process
High work efficiency, shortens maintenance time, is ensured production safety.
The present invention for achieving the above object, is achieved through the following technical solutions, a kind of horizontal type screw settling centrifuge rotary drum
And the lifting device of screw rod, including suspender body, it is characterized in that：The suspender body includes rotary drum suspender body and screw rod suspender
Body, the rotary drum suspender body is in strip slab structure, and the rotary drum suspender body is provided with parallel each other upper and lower of two rows
Steel wire rope hole for hoist, the screw rod suspender body consolidates integral, the screw rod by bolt with one end of rotary drum suspender body
Suspender body shape is L-shaped, and the screw rod suspender body upper end is square connecting plate, and the square connecting plate is provided with bolt mistake
Hole, hook-shaped end face is connected with clutch disk on the downside of the screw rod suspender body, and the clutch disk is connected with lifting by screw
Flange, is evenly equipped with bolt through-hole corresponding with screw rod end flanges bolt on the hoisting flange.
The rotary drum suspender body is made up of strip steel plate and reinforcing frame, and strip steel plate middle position both sides are connected with reinforcing
Frame, make rotary drum suspender body cross-section shape in " in " font, the bolt through-hole is respectively arranged on reinforcing frame both sides.
The upper and lower steel wire rope hole for hoist is placed equidistant, and the aperture of the upper and lower steel wire rope hole for hoist is respectively φ 40-
60mm。
The gravity balance labelling that the different centrifuge screw rods of lifting are provided with above the upper steel wire rope hole for hoist is raised；It is described
The gravity balance labelling that the different bowl screw rods of lifting are provided with below lower steel wire rope hole for hoist is raised.
Beneficial effect：Compared with prior art, the present invention makes production by bowl and spiral hoisting tool special
During maintenance centrifuge, it is to avoid mutual scratch between screw rod and rotary drum, it is ensured that the quality of centrifuge, while improving
Dismounting and the work efficiency for lifting, making and maintenance cycle for centrifuge provides guarantee.
Description of the drawings
Fig. 1 is schematic structural view of the invention；
Fig. 2 is the left view of Fig. 1；
Fig. 3 is the axonometric chart after present invention assembling；
Fig. 4 is horizontal type screw settling centrifuge structural representation；
Fig. 5～Fig. 7 is bowl and screw rod hoisting process schematic diagram.
In figure：1st, rotary drum suspender body, 1-1, strip steel plate, 1-2, reinforcing frame, 2, screw rod suspender body, 2-1, square company
Fishplate bar, 2-2, bolt through-hole, 3, upper steel wire rope hole for hoist, 3-1, lower steel wire rope hole for hoist, 4, bolt, 5, hoisting flange, 5-1,
Bolt through-hole, 6, gravity balance labelling it is raised, 7, horizontal type screw settling centrifuge, 8, main engine bed, 9, rotary drum, 10, screw rod, 11,
Clutch disk.
Specific embodiment
Below in conjunction with preferred embodiment, to the specific embodiment according to present invention offer, details are as follows：Embodiment
Accompanying drawing 1-3 is referred to, compared with prior art, the invention provides a kind of horizontal type screw settling centrifuge rotary drum and spiral shell
The lifting device of bar, including suspender body, the suspender body includes rotary drum suspender body 1 and screw rod suspender body 2, described turn
Drum suspender body is in strip slab structure, and the rotary drum suspender body is provided with two rows steel wire rope hole for hoist up and down parallel each other
3rd, 3-1, the upper and lower steel wire rope hole for hoist is placed equidistant, and the aperture of the upper and lower steel wire rope hole for hoist is respectively φ 40-60mm.
The present embodiment is φ 60mm, and centre bore is away from for 180mm.Rotary drum suspender body width 420mm, length 2000mm；Upper steel wire rope lifting
Kong Weiliu, lower steel wire rope hole for hoist is ten.The screw rod suspender body is consolidated by bolt 4 with one end of rotary drum suspender body
Form entirety, the screw rod suspender body shape is L-shaped, the screw rod suspender body upper end is square connecting plate 2-1, the side
Shape connecting plate is provided with bolt through-hole 2-2, by under the square connecting plate bolt through-hole 2-2 alignment left-hand ends of screw rod suspender body
Steel wire rope hole for hoist is affixed integral through special pin.The present embodiment connects the spiral shell of rotary drum suspender body and screw rod suspender body
Bolt is two special self-control pins.Hook-shaped end face is connected with clutch disk 11 on the downside of the screw rod suspender body.The present embodiment connects
Connect disk to weld with screw rod suspender body end face, connected with hexagon socket cap head screw between hoisting flange and spiral suspender flange
Connect.The clutch disk is connected with hoisting flange 5 by screw, is evenly equipped with the hoisting flange and screw rod end flanges bolt
Corresponding bolt through-hole 5-1.Hoisting flange is connected with screw rod using screw, you can level lifts screw rod.
The preferred version of the present invention is that the rotary drum suspender body is made up of strip steel plate 1-1 and reinforcing frame 1-2, strip
Steel plate middle position both sides are welded with reinforcing frame 1-2, make rotary drum suspender body cross-section shape in " in " font, the bolt mistake
Hole is respectively arranged on reinforcing frame both sides.The present embodiment adopts above-mentioned steel plate welding procedure, it is also possible to which directly casting is forged in strip plate shape
The rotary drum suspender body of structure.
The preferred version of the present invention is the weight that the different centrifuge screw rods of lifting are provided with above the upper steel wire rope hole for hoist
Heart balance mark projection 6；The gravity balance of the different bowl screw rods of lifting is provided with below the lower steel wire rope hole for hoist
Labelling is raised.Each steel wire rope hole for hoist is by overall center of gravity calculation.
The present embodiment, rotary drum suspender section：It is the thick steel plates of 30mm, No. 16 channel-section steels are welded in both sides, and upper lower opening is φ
60mm holes, spacing 180mm or so, spiral suspender section：It is that basis hangs LW1100 and LW650-D spiral overhanging beam moment of flexure G- Designs
30mm thick (LW1100 screw gravimetrics are big, and the arm of force is short, and LW650-D is lightweight, arm of force length).
By taking LW650-D horizontal type screw settling centrifuges as an example, in maintenance, using the present invention as (dismounting) lifting device
Lifting rotary drum 9 and the process of screw rod 10.
Fig. 5～Fig. 7 is referred to, bowl is lifted：Lifting rope is fastened in rotary drum both sides, rotary drum suspender is tied up to respectively
Among the appropriate hole for hoist in downside, in appropriate hole for hoist (finding center of gravity) of the suspension hook on the upside of rotary drum suspender, lifted by crane；
Lifting centrifuge screw rod：Screw rod suspender body rotary drum suspender and spiral suspender 3 are carried out into group using two pieces pin 2
Dress, and the removable hoisting flange 5 that corresponding centrifuge and spiral match is installed on lifting device, will be hung using bolt
Dress flange is connected with spiral, horizontal garter coil carrier, it is to avoid helical blade scratch drum inner wall.
Operation principle：By taking LW650-D centrifuges as an example：
1st, bowl is lifted：Lifting rope is fastened in rotary drum both sides, the downside that rotary drum suspender 1 is tied up to respectively is suitably hung
Among dress hole, suspension hook is hung oneself from the main engine bed 8 of horizontal type screw settling centrifuge 7 and is turned in the appropriate hole for hoist of the upside of rotary drum suspender 1
Drum is disassembled on ground, is keeped in repair；
2nd, centrifuge screw rod is lifted：By under the square connecting plate bolt through-hole 2-2 alignment left-hand ends of screw rod suspender body
Steel wire rope hole for hoist run through bolt is affixed integral.The affixed hoisting flange 5 of screw rod suspender body downside clutch disk 11, using spiral shell
Nail is connected hoisting flange with screw rod, you can level lifting screw rod, it is to avoid helical blade scratch drum inner wall.During lifting, it is
Operate on the ground, on rotary drum horizontal positioned sleeper on the ground, operator is looked in hoisting process with hand steered screw rod of holding
Gravity balance (is taken care in the process), it is ensured that extracted out without scraping when screw rod is pulled out among rotary drum.
It is above-mentioned with reference to embodiment the lifting device of a kind of horizontal type screw settling centrifuge rotary drum and screw rod is carried out it is detailed
Thin description, is illustrative rather than determinate, can include several embodiments according to limited scope, therefore is not being taken off
Changing and modifications under present general inventive concept, should belong within protection scope of the present invention.
Claims (3)
1. a kind of lifting device of horizontal type screw settling centrifuge rotary drum and screw rod, including suspender body, is characterized in that：It is described to hang
Tool body includes rotary drum suspender body and screw rod suspender body, and the rotary drum suspender body is in strip slab structure, the rotary drum
Suspender body is provided with two rows upper and lower steel wire rope hole for hoist parallel each other, and the screw rod suspender body is by bolt and rotary drum
One end consolidation of suspender body is integral, and the screw rod suspender body shape is L-shaped, and the screw rod suspender body upper end is square
Connecting plate, the square connecting plate is provided with bolt through-hole, and hook-shaped end face is connected with connection circle on the downside of the screw rod suspender body
Disk, the clutch disk is connected with hoisting flange by screw, is evenly equipped with the hoisting flange and screw rod end flanges bolt
Corresponding bolt through-hole；The gravity balance labelling that the different centrifuge screw rods of lifting are provided with above the upper steel wire rope hole for hoist is convex
Rise；The gravity balance labelling that the different bowls of lifting and screw rod are provided with below the lower steel wire rope hole for hoist is raised.
2. the lifting device of horizontal type screw settling centrifuge rotary drum according to claim 1 and screw rod, is characterized in that：It is described
Rotary drum suspender body is made up of strip steel plate and reinforcing frame, and strip steel plate middle position both sides are connected with reinforcing frame, hang rotary drum
Tool body cross-section shape in " in " font, the bolt through-hole is respectively arranged on reinforcing frame both sides.
3. the lifting device of horizontal type screw settling centrifuge rotary drum according to claim 1 and 2 and screw rod, is characterized in that：
The upper and lower steel wire rope hole for hoist is placed equidistant, and the aperture of the upper and lower steel wire rope hole for hoist is respectively φ 40-60mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410653824.9A CN104355227B (en) | 2014-11-17 | 2014-11-17 | Hoisting tool for rotary drum and screw rod of horizontal spiral settling centrifugal machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410653824.9A CN104355227B (en) | 2014-11-17 | 2014-11-17 | Hoisting tool for rotary drum and screw rod of horizontal spiral settling centrifugal machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104355227A CN104355227A (en) | 2015-02-18 |
| CN104355227B true CN104355227B (en) | 2017-04-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410653824.9A Active CN104355227B (en) | 2014-11-17 | 2014-11-17 | Hoisting tool for rotary drum and screw rod of horizontal spiral settling centrifugal machine |
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| CN (1) | CN104355227B (en) |
Families Citing this family (6)
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| CA3042764C (en) | 2014-07-25 | 2021-11-02 | S.P.M. Flow Control, Inc. | Power end frame assembly for reciprocating pump |
| CN107208625A (en) | 2014-12-22 | 2017-09-26 | S.P.M.流量控制股份有限公司 | reciprocating pump with double loop power end lubricating system |
| CN107176539A (en) * | 2017-06-30 | 2017-09-19 | 沈阳透平机械股份有限公司 | A kind of end cap boom hoisting |
| CN108821094A (en) * | 2018-06-21 | 2018-11-16 | 上海中船三井造船柴油机有限公司 | Lifting tool and method for marine low speed diesel engine electric vibrating compensator |
| CN110893602A (en) * | 2019-12-17 | 2020-03-20 | 重庆江增船舶重工有限公司 | Dismounting device and dismounting structure of compressed air impeller |
| CN112660997B (en) * | 2020-12-28 | 2023-07-07 | 大连橡胶塑料机械有限公司 | Hanging buckle device for aligning phase of screw rod of extruding machine |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2165921A (en) * | 1938-07-26 | 1939-07-11 | Continental Roll And Steel Fou | Roll handling tool |
| CN202346579U (en) * | 2011-12-05 | 2012-07-25 | 重庆川东船舶重工有限责任公司 | Adjustable hanging row |
| CN202657821U (en) * | 2012-05-08 | 2013-01-09 | 西安陕鼓动力股份有限公司 | Impeller assembly-disassembly lifting device of no-split centrifugal compressor |
| CN202864675U (en) * | 2012-09-06 | 2013-04-10 | 中国石油化工股份有限公司 | Shaft-type part hoisting tool |
| CN203372979U (en) * | 2013-05-24 | 2014-01-01 | 龙工（上海）路面机械制造有限公司 | Vibration exciter lifting appliance |
| CN203728399U (en) * | 2014-03-11 | 2014-07-23 | 济钢集团有限公司 | Hook specially for transporting drying rolls in lifting way |
| CN204324707U (en) * | 2014-11-17 | 2015-05-13 | 天津博瑞康机械制造有限公司 | The lifting device of horizontal type screw settling centrifuge rotary drum and screw rod |
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| CN104355227A (en) | 2015-02-18 |
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