CN108706446A - A kind of pipe flange lifting device - Google Patents
A kind of pipe flange lifting device Download PDFInfo
- Publication number
- CN108706446A CN108706446A CN201810834399.1A CN201810834399A CN108706446A CN 108706446 A CN108706446 A CN 108706446A CN 201810834399 A CN201810834399 A CN 201810834399A CN 108706446 A CN108706446 A CN 108706446A
- Authority
- CN
- China
- Prior art keywords
- flange
- accessory
- pin
- lifting device
- 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.)
- Withdrawn
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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
- B66C1/62—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 comprising article-engaging members of a shape complementary to that of the articles to be handled
- B66C1/66—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 comprising article-engaging members of a shape complementary to that of the articles to be handled for engaging holes, recesses, or abutments on articles specially provided for facilitating handling thereof
Abstract
The invention discloses a kind of pipe flange lifting devices, for support and leveling blind flange when being installed on pipe end.The device includes a pair of closed accessory, which has multiple holes, and the first and second elevator bolts are placed by this some holes.Accessory is located on the opposite side of pipe flange, and is rotated freely before the mounting relative to pin, and the elevator bolt then installed by flange and opposite accessory is stablized during operation to be supported.Elevator bolt is included in a pair of bolts being inserted into before promoting operation in the hole of flange.Allow to separate accessory into required distance along the gasket of pin, and prevents due to the folder point that cooperation tilts and generates.The crane lifting accessory and the fixed flange during flange is installed that the pin includes the attachment for lifting assembly.A kind of pipe flange lifting device of the present invention can improve the safety of worker, eliminate loser being welded to the needs on flange, save time and resource, and reduce the totle drilling cost of mounting flange.
Description
Technical field
Invention is related to a kind of improved device for promoting and being installed on pipe end pipe flange, more specifically, this
Invention is related to a kind of pipe flange lifting device.
Background technology
Many industries promote regular job using pipe-line system, for example, oil plant, natural gas companies and sewage disposal are set
It applies needs to pump and store a large amount of gas and/or liquid, the transport of these products and stocking system are very big, and designed for resistance to
Long property and safety, because a leakage in these pipe-line systems may be extremely hazardous, in general, pipe-line system is in difference
Connector and joint weld together, to prevent from leaking, pipe-line system may include the array of single component and component.This hair
It is bright more particularly to pipe blind flange accessory, wherein particularly suitable for this, these accessories are very heavy components, need spy for its design
Safety notice when different technology and installation.During the installation process, their size and weight must use mechanical lifting
Device, such as crane or mechanical crane, blind flange are flat, plate-like lids, are covered in the both ends of open tube, due to
Their weight and shape, they are generally difficult to lift and place.The method of traditional promotion flange is that loser is welded to method
Lan Shang, the purpose of loser are the hoist points as crane lifting machine or other lifting devices, for being consolidated in staff
Flange is picked up when arriving pipe end component surely and is hung up, which is costly and time consuming, because worker must will be promoted
Eye is welded on flange, is then removed after flange is mounted on required position and is promoted eye.Biography of the another kind for promoting flange
System method includes being inserted into chain by the eye of flange, then uses chain lifting flange, safe right and wrong of this method to worker
Often dangerous, because any link of chain can be all broken, flange may drop to the ground, these methods can't provide safety
Level of stability needed for installation, because chain or the single eye that promoted cannot be guaranteed that device will not be rotated in positioning.This is to leaning on
The worker of nearly suspension flange and pipe end causes extruding risk, as a result, if flange is not by static support, clothes and four limbs
It can be compressed between them.Around such working environment and construction site, the safety of worker and enough preventions are arranged
It is most important to apply, because accident can bring sizable injury to related personnel.There are many special devices, can promote weight
The lifting of type industrial components.For example, the prior art is used to be promoted the suspender of I-steel, which is designed to single individual,
Open and close pincers by operating air rammer in the upper end of pincers group, there is one group of jaw in the lower end of jaw, each jaw it is recessed
Fluted in slot, groove is specially designed for capturing the edge of the top flange of I-steel, and craneman is by lifting clamps
Device is wound on the side of beam, and to be promoted, then, craneman operates the closing organ of pincers, and when icarceration is closed, jaw closes
Together to resist the upper flange of beam, the design of jaw is in order to when jaw portion is closed, if craneman is carried with crane
Device slowly lifting device is risen, then jaw claw catches the edge of the top flange of lower jaw slot inner beam.
Technical solution
The invention mainly solves the technical problem of providing a kind of pipe flange lifting devices, which is characterized in that including：One
The opposite accessory of group, they are separated with given offset distance；The accessory has multiple holes passed through, is adapted to provide for having
There is the closed area of the flange of support protrusion bolt；The accessory is rotatably connected to across the public of the offset distance
Pin；The pin has promotion assembly parts along its length, for attaching the device to lifting device；Along the pin in institute
Multiple spacers between accessory and the accessory are stated, to adjust the offset distance and prevent folder point.
Further, wherein the pin can be detached with the accessory, to increase or remove the spacer or replace the pin.
Further, wherein accessory further comprises the shape of general triangular, has a pair of of lower opening and one is used to support
The upper hole of the elevator bolt of varying pitch.
The beneficial effects of the invention are as follows：
A kind of pipe flange lifting device of the present invention, can improve the safety of worker, and loser is welded to convex by elimination
Needs on edge save time and resource, and reduce the totle drilling cost of mounting flange.
Description of the drawings
Fig. 1 is the front perspective view of the closing end boss lifting device of the present invention.
Fig. 2 is the front perspective view of the closing end boss lifting device of the present invention.
Embodiment
The preferred embodiments of the present invention will be described in detail below so that advantages and features of the invention can be easier to by
It will be appreciated by those skilled in the art that so as to make a clearer definition of the protection scope of the present invention.
Referring now to fig. 1, the flange lifting device of the present invention is shown in operating position and supports industrial flange 17 just
Face perspective view, flange lifting device include the first and second blind end accessories 11, are had around multiple holes of its surface layout
13, accessory 11 is plane in itself, and structural elements is suitable for supporting the weight of the flange of attachment, and allows a pair of of elevator bolt 16 fixed
Position in hole 13, accessory 11 is rotatably connected to common pin 12, during operation by accessory 11 opposite to each other and
It is positioned on the both sides of flange 17.Offset between accessory 11 is provided by the gap between pin 12,14 edge of plurality of spacer
It sells length and stable positioning is provided, and accessory 11 is further prevented to slope inwardly or outwardly caused clamping or bundle along pin 12
It ties up.Along pin 12 and preferably it is central it is mounted thereto be crane hanging component accessory 15, for by crane, elevator or class
As lifting device it is mounted thereto, during operation, prepare flange 17 by placing two pairs of elevator bolts 16 along its periphery,
Lifter pin 16 serves as suspension support, and wherein pin 16 is fed by the corresponding aperture 13 in opposite accessory 11, and accessory 11 can be in method
The both sides of orchid 17 are rotated in place, and elevator bolt 16 can be moved relative to accessory, to allow the pedestal of accessory 11 to be placed on
In promotion operation below elevator bolt.The closing porous in hole prevents elevator bolt 16 from being slided from one end of accessory, and uses
A pair of of elevator bolt 16 ensures when being installed to pipe end steadily to be promoted and locating flange.Crane or similar promotion hoist engine
It is connected to lifting device 15, to promote the flange of the present apparatus and connection, wherein flange can carefully be manipulated in place and is fixed to
Pipe end, once being located on pipe end, pipe end can be placed by flange and be entered to several bolts, so that it is guaranteed that it is positioned.Hereafter,
Elevator bolt 16 is removed, and accessory 11 can rise from mounting flange, and then, remaining opening eye of flange can install spiral shell
Bolt is simultaneously tightened in place.The accessory 11 of the present apparatus is allowed to rotate freely the public pin 12 that two accessories link together, spacer
14 for preventing accessory from outwardly or inwardly rotating, and otherwise will produce folder point or restraint device, accessory 11 by a geometrical clamp or
Similar protrusion is slided from the end of pin 12, the cross section of the protrusion expansion pin 12, and accessory 11 can be supported to hold on it
The transverse load received.The inner flange of each pilot hole can be handled or be coated a kind of non-occlusive durable material, such as highly dense
Rubber is spent, to prevent the thread damage of elevator bolt while elevator bolt 16 supports.
Referring now to Fig. 2, show that side view of this flange lifting device in operating position of the present invention, lifting device are adopted
With a pair of accessory 11 with multiple supported holes 13, it is used to support a pair of of the elevator bolt fed by the hole of blind flange 17
16.Hole 13 is blind hole, is arranged in two sectional areas along the base portion of connector, and along the central upper portion of each accessory
The upper hole of positioning.This allows to accommodate various sizes of flange 17 and wider or shorter eyelet, and wherein elevator bolt 16 can root
It is positioned at different distances according to application.Upper hole provides the elevator bolt that closely positions to adapt to common hole, and point of lower part
Hole is cut to place each elevator bolt 16 by the supported hole of its own.In either case, elevator bolt 16 is supported on method
On the opposite side of orchid 17, and prevent flange from rotating or sliding in accessory with stable configuration.The shape of accessory is desirably
Triangle, with the lower opening for providing separation and single upper hole, the Edge Distance foot between the thickness and flange edge and hole of accessory
Enough big, to adapt to expected flange loads, accessory supports elevator bolt from hoist point 15 as crane or similar elevator
Lifting assembly, later it can carefully control and be located in pipe end and attached to it.In order to use the device, individual is extremely
Major general's a pair of bolts is inserted into two holes of flange, and the use of two bolts allows the distribution of weight of blind flange in the area of bigger
On domain, and a kind of release mechanism is additionally provided, if for some reason, event occurs in operation for one of bolt
Barrier, then the second bolt is likely to maintain, until blind flange can safely be fallen to the ground.Bolt is matched by lifting device
Part supplies, and by opposite fitting supports, an individual positions the device so that a part for flange is suitable in two accessories
Between the offset that provides, realize the minimum clearance between ledge surface and accessory using spacer, while between providing enough
Spacing body is to prevent from pressing from both sides point caused by assembling inclination.The component can be dismountable, be padded with being inserted into or removing along pin, or
Person further replaces one sold for different length, to update the offset between accessory.User connects crane
To hoist point and lift component so that flange weight to be placed on two elevator bolts, at the same the load by two fitting supports simultaneously
Be transmitted to crane lifting machine, then lift flange, by elevator bolt with will the reception eye of nozzle of mounting flange be aligned.
Once bolt is aligned with receiver hole, user is inserted into the additional bolts on flange bolt before removing device and on pipeline tapping
Then the weight of receiver hole, flange is distributed between the bolt between pipe end and flange.In order to unload device, crane
Lifting device slightly reduces, and to alleviate the accessory of flange weight, and user is allowed to unload promotion spiral shell from the hole of flange
Bolt.Since flange is aligned with target tube opening, many bolts keep together two components, therefore equipment is not subjected to come from
Any weight of blind flange, then, user can freely promote jack lift and unload device from flange, to make accessory
Flange is removed, then, bolt can be reversed into around the placement of the periphery of flange, to close pipe end and in alignment procedure
Any gap between equipment necessary to middle assembly accessory.
The sequencing of above example is only for ease of description, can not represent the quality of embodiment.
Finally it should be noted that：The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although
Present invention has been described in detail with reference to the aforementioned embodiments, it will be understood by those of ordinary skill in the art that：It still may be used
With technical scheme described in the above embodiments is modified or equivalent replacement of some of the technical features；
And these modifications or replacements, various embodiments of the present invention technical solution that it does not separate the essence of the corresponding technical solution spirit and
Range.
Claims (3)
1. a kind of pipe flange lifting device, which is characterized in that including：One group of opposite accessory, they are with given offset distance
From separately；
The accessory has multiple holes passed through, is adapted to provide for the closed area with the flange of support protrusion bolt；
The accessory is rotatably connected to the public pin across the offset distance；
The pin has promotion assembly parts along its length, for attaching the device to lifting device；
Along multiple spacers of the pin between the accessory and the accessory, to adjust the offset distance and prevent from pressing from both sides
Point.
2. a kind of pipe flange lifting device according to claim 1, it is characterised in that：The wherein described pin can match with described
Part detaches, to increase or remove the spacer or replace the pin.
3. a kind of pipe flange lifting device according to claim 1, it is characterised in that：Wherein accessory further comprises greatly
The shape of triangle is caused, there is the upper hole of a pair of of lower opening and an elevator bolt for being used to support varying pitch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810834399.1A CN108706446A (en) | 2018-07-26 | 2018-07-26 | A kind of pipe flange lifting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810834399.1A CN108706446A (en) | 2018-07-26 | 2018-07-26 | A kind of pipe flange lifting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108706446A true CN108706446A (en) | 2018-10-26 |
Family
ID=63875243
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810834399.1A Withdrawn CN108706446A (en) | 2018-07-26 | 2018-07-26 | A kind of pipe flange lifting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108706446A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109733982A (en) * | 2019-02-20 | 2019-05-10 | 海洋石油工程（青岛）有限公司 | The auxiliary tool of blind plate lifting |
| CN110654974A (en) * | 2019-10-30 | 2020-01-07 | 北京建筑机械化研究院有限公司 | Automatic pick-and-hang safety lifting appliance |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207497892U (en) * | 2017-11-18 | 2018-06-15 | 山西宝帆重工集团有限公司 | Pipe flange lifting gear |
-
2018
- 2018-07-26 CN CN201810834399.1A patent/CN108706446A/en not_active Withdrawn
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207497892U (en) * | 2017-11-18 | 2018-06-15 | 山西宝帆重工集团有限公司 | Pipe flange lifting gear |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109733982A (en) * | 2019-02-20 | 2019-05-10 | 海洋石油工程（青岛）有限公司 | The auxiliary tool of blind plate lifting |
| CN110654974A (en) * | 2019-10-30 | 2020-01-07 | 北京建筑机械化研究院有限公司 | Automatic pick-and-hang safety lifting appliance |
| CN110654974B (en) * | 2019-10-30 | 2021-08-20 | 北京建筑机械化研究院有限公司 | Automatic pick-and-hang safety lifting appliance |
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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 | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20181026 |
|
| WW01 | Invention patent application withdrawn after publication |