CN102515018A - Hoisting tool for polycarbonate (PC) water jacket - Google Patents
Hoisting tool for polycarbonate (PC) water jacket Download PDFInfo
- Publication number
- CN102515018A CN102515018A CN2011104441298A CN201110444129A CN102515018A CN 102515018 A CN102515018 A CN 102515018A CN 2011104441298 A CN2011104441298 A CN 2011104441298A CN 201110444129 A CN201110444129 A CN 201110444129A CN 102515018 A CN102515018 A CN 102515018A
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- hoisting
- water jacket
- pawl
- paw
- rubber layer
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Abstract
The invention discloses a hoisting tool for a polycarbonate (PC) water jacket. The hoisting tool comprises a circular frame component and four hoisting paw components, wherein the frame component consists of connecting blocks, connecting pins and plug pins; each hoisting paw component consists of a hoisting paw, a movable top and a wear-resistant rubber layer; the hoisting paw has a V shape, and the middle of the V-shaped hoisting paw is provided with a shaft hole for a connecting pin to pass; the inner end of the V-shaped hoisting paw is provided with a hoisting hole for a sling to pass, and the outer end of the V-shaped hoisting paw is provided with a round hole; a bolt and a nut pass through the round hole, so that the movable top is fixed to the outer end of the hoisting paw; the wear-resistant rubber layer is coated on the movable top; and four rod-shaped connecting pins respectively pass through shaft holes of the hoisting paws and are fixedly connected with four arc connecting blocks through eight plug pins to form the circular frame component. The hoisting tool is used for hoisting the PC water jacket through a crane sling, and has the characteristics of simple operation, high safety and low manufacturing cost.
Description
Technical field
The present invention relates to mechanical manufacturing field, particularly relate to a kind of hoist tool of the PC of being used for water jacket.
Background technology
The water jacket (being called for short the PC water jacket) that is assemblied in the S.E.M.T. Pielstick 16PC2-6 medium speed diesel engine is the core component of medium speed diesel engine.This PC water jacket adds man-hour, and blank need stand up handling, owing to have only very little step on its cylindrical near lower plane, and be arc transition, handling process safe property, convenience and reliability have been caused the difficult problem that needs solve.
In the middle of the prior art, solve the process that the PC water jacket stands up handling and be: use common wire line thimble around PC water jacket cylindrical, tension handling afterwards, operational danger is higher like this, and operates and be not very convenient.
Summary of the invention
The objective of the invention is to overcome the deficiency of above-mentioned existing handling technology, a kind of hoist tool of the PC of being used for water jacket is provided, direct handling PC water jacket, and have convenience of drawing materials, with low cost, safe and reliable, fast advantage easily.
In order to reach the foregoing invention purpose, technical scheme of the present invention is following:
A kind of hoist tool that is used for the PC water jacket; Its characteristics are that this hoist tool comprises that capable frame member and four of a circle hang claw component, and described capable frame member is made up of contiguous block, connecting pin, latch, and each hangs claw component and forms by hanging pawl, active top, antifriction rubber layer; It is described that to hang pawl V-shaped; The centre of hanging pawl at this V-arrangement has the axis hole that supplies described connecting pin to pass, and this V-arrangement hangs pawl the inner has the lifting hole(eyelet) that supplies hoist cable to wear, and there is circular hole the outer end that this V-arrangement hangs pawl; Pass described circular hole through screw bolt and nut described active top is fixed on described outer end of hanging pawl, be coated with described antifriction rubber layer in described active top; After four rod connecting pins pass the described axis hole that hangs pawl respectively, described four rod connecting pins are captiveed joint the capable frame member that constitutes a circle with described four circular arc contiguous blocks through 8 latches.
The driving surface of described active top and antifriction rubber layer is arc surface; In order to fit with the internal circular surfaces of PC water jacket, have than large contact surface and amass, can avoid the damage of hoist tool by actv. to the inwall of PC water jacket; Other has skidproof function, can improve safe lifting.The antifriction rubber layer has certain elasticity, can prevent this instrument locking by actv..
Compared with prior art, beneficial effect of the present invention is following:
(1) because the row frame member adopts the structure of contiguous block, connecting pin, latch to form, as the support of whole hoist tool, bear the weight of whole hoist tool and PC water jacket during use, this row frame member can arbitrarily be dismantled combination, is convenient to hang the installation of pawl.
(2) because the design of adopting V-arrangement to hang pawl guarantees freely to install, need not personnel operation, convenient during dismounting.The design of hanging pawl simultaneously allowed in the PC water jacket there to be circular diameter ± the casting error of 20mm, and also can play the position limitation protection effect, and can guarantee that also the PC water jacket can not drop when damaging in active top, guarantee the safety of operation.
When (3) using, can be through contiguous block, connecting pin, latch, hang the diameter that pawl is regulated hoist tool, thus form the installation and the handling work of instrument.
Description of drawings
Fig. 1 is used for the birds-eye view of the hoist tool of PC water jacket for the present invention.
Fig. 2 is used for the running condition figure of the hoist tool of PC water jacket for the present invention.
Among the figure: 1. contiguous block 2. connecting pins 3. latches 4. hang pawl 5. bolts 6. nuts 7. active jacking block 8. antifriction rubber layers.
The specific embodiment
Come the present invention is done further description below in conjunction with accompanying drawing and embodiment, but should therefore not limit protection scope of the present invention.
See also Fig. 1, Fig. 1 is used for the birds-eye view of the hoist tool of PC water jacket for the present invention, and is as shown in the figure; A kind of hoist tool that is used for the PC water jacket; The capable frame member and four that comprise a circle hang claw component, and described capable frame member is made up of contiguous block 1, connecting pin 2, latch 3, and each hangs claw component and forms by hanging pawl 4, active top 7, antifriction rubber layer 8; It is described that to hang pawl 4 V-shaped; The centre of hanging pawl 4 at this V-arrangement has the axis hole that supplies described connecting pin 2 to pass, and this V-arrangement hangs pawl 4 the inners has the lifting hole(eyelet) that supplies hoist cable to wear, and there is circular hole the outer end that this V-arrangement hangs pawl 4; Pass described circular hole through bolt 5 and nut 6 described active top 7 is fixed on described outer end of hanging pawl 4, be coated with described antifriction rubber layer 8 in described active top 7; After four rod connecting pins 2 pass the described axis hole that hangs pawl 4 respectively, described four rod connecting pins 2 are captiveed joint the capable frame member that constitutes a circle with described four circular arc contiguous blocks 1 through 8 latches 3.The driving surface of described active top 7 and antifriction rubber layer 8 is arc surface, in order to fit with the internal circular surfaces of PC water jacket.
Fig. 2 is used for the running condition figure of the hoist tool of PC water jacket for the present invention; During use, the claw component the inner of hanging that the present invention is used for the hoist tool of PC water jacket connects hoist cable, and the outer end is an antifriction rubber layer 8; Four circles that antifriction rubber layer 8 forms, the convergent-divergent with hanging the claw component rotation.Hoist cable this hoist tool of slinging walks to PC water jacket top; Four circles that antifriction rubber layer 8 forms, this circle diameter is greater than the internal diameter in PC water jacket aperture, along with slowly falling of hoist tool; Thereby hang the inwardly rotation of resistance that claw component receives the water jacket port wall; Until a circle of four antifriction rubber layers, 8 formation, and this circle diameter can fall in the PC water jacket endoporus hoist tool less than the internal diameter in PC water jacket aperture voluntarily.After getting into PC water jacket inside; Hanging claw component receives the hoist cable pulling force to begin contrarotation; Withstand PC water jacket inwall until antifriction rubber layer 8, draw on the hoist cable this moment, and antifriction rubber layer 8 will withstand PC water jacket inwall all the time; The PC water jacket but the friction force that produce this moment is not enough to sling props up the step in PC water jacket aperture from the bottom to top until antifriction rubber layer 8.All the time receive pulling force owing to hang the inner the inner that connects hoist cable of claw component this moment, will remain antifriction rubber layer 8 and withstand hole wall, the PC water jacket of therefore can slinging.Only need the hoist cable of control driving to get final product in this operating process.Because the circle of 4 antifriction rubber layer 8 formation is convergent-divergent with the rotation of hanging claw component, thereby can allow PC water jacket internal diameter that certain error is arranged.Because the round maximum gauge that four antifriction rubber layers 8 form, is guaranteed in use safe and reliable of this instrument above the internal diameter of PC water jacket.In instrument when dismounting, only need operating personal control hoist cable to come loose, wait instrument to fall a bit after, manually inwardly 4 of rotations are hung claw component and are become free state, promptly the may command hoist cable is left instrument under order the PC water jacket.
The present invention is used for the working process of the hoist tool of PC water jacket:
1. through hoist cable instrument is winched to PC water jacket top, approximately center.
2. slowly the control tool whereabouts gets into PC water jacket inside fully until instrument.
3. the instrument of slinging, the PC water jacket also will be followed together and sling simultaneously.
4. after handling finishes, fall behind the segment distance through the hoist cable control tool, manually inwardly rotation is hung pawl 4 to hanging the claw component free state.
5. through hoist cable instrument is hung out the PC water jacket, instrument is pulled down the back place appropriate.
Claims (2)
1. hoist tool that is used for the PC water jacket; It is characterized in that this hoist tool comprises that capable frame member and four of a circle hang claw component; Described capable frame member is made up of contiguous block (1), connecting pin (2), latch (3); Each hangs claw component and forms by hanging pawl (4), active top (7), antifriction rubber layer (8), and described to hang pawl (4) V-shaped, and the centre of hanging pawl (4) at this V-arrangement has the axis hole that supplies described connecting pin (2) to pass; This V-arrangement hangs pawl (4) the inner has the lifting hole(eyelet) that supplies hoist cable to wear; There is circular hole the outer end that this V-arrangement hangs pawl (4), passes described circular hole through bolt (5) and nut (6) described active top (7) is fixed on described outer end of hanging pawl (4), is coated with described antifriction rubber layer (8) in described active top (7); After four rod connecting pins (2) pass the described axis hole that hangs pawl (4) respectively, described four rod connecting pins (2) are captiveed joint the capable frame member that constitutes a circle with described four circular arc contiguous blocks (1) through 8 latches (3).
2. hoist tool according to claim 1 is characterized in that the driving surface of described active top (7) and antifriction rubber layer (8) is arc surface, in order to fit with the internal circular surfaces of PC water jacket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011104441298A CN102515018A (en) | 2011-12-27 | 2011-12-27 | Hoisting tool for polycarbonate (PC) water jacket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011104441298A CN102515018A (en) | 2011-12-27 | 2011-12-27 | Hoisting tool for polycarbonate (PC) water jacket |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102515018A true CN102515018A (en) | 2012-06-27 |
Family
ID=46286174
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011104441298A Pending CN102515018A (en) | 2011-12-27 | 2011-12-27 | Hoisting tool for polycarbonate (PC) water jacket |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102515018A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103922222A (en) * | 2014-04-28 | 2014-07-16 | 哈尔滨汽轮机厂有限责任公司 | Lifting device for assembling steam turbine reheat interceptor valve cover and bush |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60126481U (en) * | 1984-01-31 | 1985-08-26 | 北田 進 | Jig for lifting and transporting heavy objects |
| JPH11157772A (en) * | 1997-11-07 | 1999-06-15 | Sankyo Trading:Kk | Block sling apparatus |
| CN2455687Y (en) * | 2000-11-30 | 2001-10-24 | 马鞍山钢铁股份有限公司 | Inner circular crane for vehicle wheels |
| JP2004189433A (en) * | 2002-12-12 | 2004-07-08 | Ito Yogyo Co Ltd | Manhole hanging tool |
| CN201136733Y (en) * | 2007-11-19 | 2008-10-22 | 宝山钢铁股份有限公司 | Hoisting clamper for cap section for pouring electrodes |
| CN201228194Y (en) * | 2008-06-24 | 2009-04-29 | 巨力索具股份有限公司 | Rod bundle vertical lifting clamp |
-
2011
- 2011-12-27 CN CN2011104441298A patent/CN102515018A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60126481U (en) * | 1984-01-31 | 1985-08-26 | 北田 進 | Jig for lifting and transporting heavy objects |
| JPH11157772A (en) * | 1997-11-07 | 1999-06-15 | Sankyo Trading:Kk | Block sling apparatus |
| CN2455687Y (en) * | 2000-11-30 | 2001-10-24 | 马鞍山钢铁股份有限公司 | Inner circular crane for vehicle wheels |
| JP2004189433A (en) * | 2002-12-12 | 2004-07-08 | Ito Yogyo Co Ltd | Manhole hanging tool |
| CN201136733Y (en) * | 2007-11-19 | 2008-10-22 | 宝山钢铁股份有限公司 | Hoisting clamper for cap section for pouring electrodes |
| CN201228194Y (en) * | 2008-06-24 | 2009-04-29 | 巨力索具股份有限公司 | Rod bundle vertical lifting clamp |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103922222A (en) * | 2014-04-28 | 2014-07-16 | 哈尔滨汽轮机厂有限责任公司 | Lifting device for assembling steam turbine reheat interceptor valve cover and bush |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20120627 |