CN104097182A - Companion flange tightener - Google Patents
Companion flange tightener Download PDFInfo
- Publication number
- CN104097182A CN104097182A CN201410262032.9A CN201410262032A CN104097182A CN 104097182 A CN104097182 A CN 104097182A CN 201410262032 A CN201410262032 A CN 201410262032A CN 104097182 A CN104097182 A CN 104097182A
- Authority
- CN
- China
- Prior art keywords
- flange
- tightener
- plate
- forth effort
- jack
- 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.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B27/00—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
- B25B27/14—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for assembling objects other than by press fit or detaching same
- B25B27/16—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for assembling objects other than by press fit or detaching same abutted flanges
Abstract
The invention relates to a companion flange tightener which comprises a flange tightener frame body, a first force acting plate, a second force acting plate, a jack, a bottom plate, a screwing wrench and a gripping hole, wherein the flange tightener frame body is of a frame body type structure which is of a U shape and is different in the lengths of two side walls; the long wall of the flange tightener frame body is fixedly connected with the first force acting plate and the short wall of the flange tightener frame body is fixedly connected with the second force acting plate; the bottom plate is connected with the first force acting plate; one end of the jack is fixedly connected with the bottom plate. The invention belongs to the field of construction and installation of a petrochemical plant and mainly relates to tightening and fastening on small and medium size flanges (DN (nominal diameter) is smaller than or equal to 500) installed on the prefabrication site of a factory in the site construction process of the petrochemical plant.
Description
Technical field
The invention belongs to petrochemical plant and build installing area, be mainly concerned with in petrochemical plant site operation process, the tightening up of the middle-size and small-size flange (DN≤500) in finished product pipeline section, firm simple and easy utensil.
Background technology
Due to the economic fast development of China, petrochemical plant installing engineering is often short, task weight of duration.Due to produce in factory environment good (calm without husky), condition good (temperature is controlled precisely), self-contained, the Product Precision that produces is high, qualification rate is high.Without being technologically still all better than economically traditional job site processing method, this is also the developing direction that following pipeline is installed.In petrochemical plant installation process, there are a lot of manufacturers to adopt this mode of supplly, job site only need be installed it according to factory's drawing and permissible accuracy.The flange of this situation connects, fasteningly more have features such as quantity is large, specifications and models are many.The speed speed that flange connects will directly have influence on the installation rate of site technique pipeline, and then affects integrated engineering installation progress.Need in joint connection in site, fastening flange, the overwhelming majority is the middle-size and small-size flange of DN≤500, accounts for 90% left and right of flange total amount, how many, fast, good, economize ground and connect these flanges, is one of major tasks of petrochemical plant installing engineering.
Traditional flange method of attachment is directly to use bolt that two flanges are connected.Between some flanges, gap is too large, and because excessive moment will make to produce stress between flange, what have even twists into two parts bolt.Design of the present invention be meeting that such flange interconnection technique requires and the prerequisite of safety in production under, design a kind of novel, simple and easy, on-the-spot flange connects firm utensil efficiently, to meet the requirement of project process and quality.
As can be seen here, above-mentioned existing flange is connected to structure and uses above, obviously still has inconvenience and defect, and is urgently further improved.Therefore how to found a kind of companion flange tightener of new structure, also becoming the current industry utmost point needs improved target.
Summary of the invention
The object of the invention is to, overcome existing flange and connect the defect existing, and provide a kind of companion flange tightener of new structure, technical problem to be solved is to be similar construction to provide a kind of efficient, workable flange to tighten up equipment, thereby raising construction speed, reduce construction cost, reach safe, efficient, cost-saving object.
The object of the invention to solve the technical problems realizes by the following technical solutions.A kind of companion flange tightener proposing according to the present invention, comprising: flange tightener framework, first is puted forth effort plate, second and is puted forth effort plate, jack, base plate, screwing wrench, grasps hole, wherein: described flange tightener framework is the frame-type structure that U-shaped two side length is different, wherein to put forth effort that plate is fixed, plate is puted forth effort at shortwall place and second fixed at longwell place and first; Described base plate and first put forth effort that plate is connected and one end of jack and base plate fixed.
The object of the invention to solve the technical problems also can be applied to the following technical measures to achieve further.
Aforesaid companion flange tightener, is characterized in that flange tightener framework adopts the normal carbon steel plate of thickness δ=20mm.
Aforesaid companion flange tightener, is characterized in that first puts forth effort the normal carbon steel plate that plate, second is puted forth effort plate employing thickness δ=12mm.
Aforesaid companion flange tightener, is characterized in that the first side of putting forth effort plate is concave arc shape.
Aforesaid companion flange tightener, is characterized in that being provided with on jack screwing wrench.
Aforesaid companion flange tightener, is characterized in that flange tightener framework is provided with to grasp hole.
The present invention compared with prior art has obvious advantage and beneficial effect.As known from the above, for achieving the above object, the invention provides a kind of companion flange tightener, comprise: flange tightener framework, first is puted forth effort plate, second and puted forth effort plate, jack, base plate, screwing wrench, grasps hole, wherein: described flange tightener framework is the frame-type structure that U-shaped two side length is different, wherein to put forth effort that plate is fixed, plate is puted forth effort at shortwall place and second fixed at longwell place and first; Described base plate and first put forth effort that plate is connected and one end of jack and base plate fixed.The present invention has been that foregoing invention task adopts following technical scheme: 1, supporting construction---the normal carbon steel plate that originally tightens up the whole δ=20mm of employing of utensil thickness is made into frame-type structure, and mechanic jacks is arranged on framework inside.2, force exerting structure---originally tighten up utensil and establish and put forth effort up and down each of plate (A, B plate), adopt the normal carbon steel plate of thickness δ=12mm to make, easily buying, easily processing, simple in structure.
By technique scheme, companion flange tightener of the present invention at least has following advantages and beneficial effect: what companion flange tightener was practically applicable to medium and small model is equipped with the tightening up of flange, firm, is mainly used in the pipelayer's journey in the industries such as oil, chemical industry, pharmacy, water treatment, municipal administration.The use that is directed to especially prefabrication, pipelayer's journey of field assembly installation and the medium and small model flange of pylon installing engineering, especially DN<500 more can be handy.In PetroChina Company Limited.'s overseas project construction, play vital effect.
Above-mentioned explanation is only the general introduction of technical solution of the present invention, in order to better understand technological means of the present invention, and can be implemented according to the content of description, and for above and other object of the present invention, feature and advantage can be become apparent, below especially exemplified by preferred embodiment, and coordinate accompanying drawing, be described in detail as follows.
Accompanying drawing explanation
Fig. 1 is companion flange tightener structural representation of the present invention.
Fig. 2 is that companion flange tightener first of the present invention is puted forth effort plate structure schematic diagram.
Fig. 3 is the structural representation in the on-the-spot application of companion flange tightener of the present invention.
1: flange tightener framework
Put forth effort plate at 2: the first and put forth effort plate at 3: the second
4: jack 5: base plate
6: screwing wrench 7: grasp hole
The specific embodiment
For further setting forth the present invention, reach technological means and the effect that predetermined goal of the invention is taked, below in conjunction with accompanying drawing and preferred embodiment, its specific embodiment of companion flange tightener, structure, feature and effect thereof to proposing according to the present invention, be described in detail as follows.
As shown in Figure 1, Figure 2, Figure 3 shows, Fig. 1 is companion flange tightener structural representation of the present invention.Fig. 2 is that companion flange tightener first of the present invention is puted forth effort plate structure schematic diagram.Fig. 3 is the structural representation in the on-the-spot application of companion flange tightener of the present invention.
The present invention proposes a kind of companion flange tightener, comprising: flange tightener framework 1, first is puted forth effort plate 2, second and puted forth effort plate 3, jack 4, base plate 5, screwing wrench 6, grasps hole 7, wherein:
Described flange tightener framework 1 is the frame-type structure that U-shaped two side length is different, and wherein to put forth effort that plate 2 is fixed, plate 3 is puted forth effort at shortwall place and second fixed at longwell place and first;
Described base plate 5 and first put forth effort that plate 2 is connected and one end of jack 4 and base plate 5 fixed.A kind of companion flange tightener that the present invention proposes is according to Fig. 3 shown in Fig. 1, Fig. 2 in application, and this utensil mainly comprises three parts: integrated support framework, put forth effort plate, operating mechanism.
1) operation is prepared: the pipeline body 11 with flange 8 to be tightened up that prefabrication is completed is placed on the desired position of design drawing, two need the flange to be tightened up 8 connecting not directly near placement, remove the fender of flange face, clean flange face, prepares bolt, pad.
2) tighten up operating process: the flange tightener framework 1 different according to different flange Interval selectings, according to Fig. 3 mode, flange tightener framework 1 is stuck in to two flange to be tightened up 8 both sides, for increasing the first contact area of putting forth effort plate 2, jack 4 and flange 8 to be tightened up, can temporarily cover indivedual flange bolt holes.By screwing wrench 6, press gradually jack 4, under the effect of jack 4, finished product pipeline body 11 is slowly moved with flange 8 to be tightened up to another flange, while moving to the gap that can place flange gasket, place flange gasket, adjust flange and pad, meet specification requirement.Make it to continue mobile, until two join, construction bolt and annex, clamp flange bolt 9 and flange nut 10.Bolted completes, and unclamps jack 4, takes off flange tightener framework 1, and because two flanges tighten up completely, now the bolt of the temporary transient flange bolt hole covering just can have been installed.All bolts install, and carry out next place's flange fastening.
3) if meet larger diameter or the larger flange of weight, can be evenly distributed in pipeline by overlapping tightener more, evenly tighten up.
Wherein above-mentioned flange tightener framework 1 adopts the normal carbon steel plate of thickness δ=20mm.To guarantee to have enough intensity.
Above-mentioned first puts forth effort plate 2, second puts forth effort the normal carbon steel plate that plate 3 adopts thickness δ=12mm, with weight reduction.
The above-mentioned first side of putting forth effort plate 2 is concave arc shape.(as shown in Figure 2)
On above-mentioned jack 4, be provided with screwing wrench 6.
Above-mentioned flange tightener framework 1 is provided with and grasps hole 7.To grasp convenience, weight reduction, more attractive in appearance for operating personnel.
The above, it is only preferred embodiment of the present invention, not the present invention is done to any pro forma restriction, although the present invention discloses as above with preferred embodiment, yet not in order to limit the present invention, any those skilled in the art, do not departing within the scope of technical solution of the present invention, when can utilizing the technology contents of above-mentioned announcement to make a little change or being modified to the equivalent embodiment of equivalent variations, in every case be the content that does not depart from technical solution of the present invention, any simple modification of above embodiment being done according to technical spirit of the present invention, equivalent variations and modification, all still belong in the scope of technical solution of the present invention.
Claims (6)
1. a companion flange tightener, it is characterized in that comprising: flange tightener framework (1), first is puted forth effort plate (2), second and puted forth effort plate (3), jack (4), base plate (5), screwing wrench (6), grasps hole (7), wherein:
Described flange tightener framework (1) is the frame-type structure that U-shaped two side length is different, and wherein to put forth effort that plate (2) is fixed, plate (3) is puted forth effort at shortwall place and second fixed at longwell place and first;
Described base plate (5) and first put forth effort that plate (2) is connected and one end of jack (4) and base plate (5) fixed.
2. companion flange tightener as claimed in claim 1, is characterized in that flange tightener framework (1) adopts the normal carbon steel plate of thickness δ=20mm.
3. companion flange tightener as claimed in claim 1, is characterized in that first puts forth effort the normal carbon steel plate that plate (2), second is puted forth effort plate (3) employing thickness δ=12mm.
4. companion flange tightener as claimed in claim 1, is characterized in that the first side of putting forth effort plate (2) is concave arc shape.
5. companion flange tightener as claimed in claim 1, is characterized in that being provided with on jack (4) screwing wrench (6).
6. companion flange tightener as claimed in claim 1, is characterized in that flange tightener framework (1) is provided with to grasp hole (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410262032.9A CN104097182A (en) | 2014-06-12 | 2014-06-12 | Companion flange tightener |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410262032.9A CN104097182A (en) | 2014-06-12 | 2014-06-12 | Companion flange tightener |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104097182A true CN104097182A (en) | 2014-10-15 |
Family
ID=51665926
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410262032.9A Pending CN104097182A (en) | 2014-06-12 | 2014-06-12 | Companion flange tightener |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104097182A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NO20170915A1 (en) * | 2017-06-02 | 2018-12-03 | Ik Norway As | A device for operation on a pressurized bolt connection between a first flanged tubular and a second flanged tubular |
| CN114102518A (en) * | 2021-11-10 | 2022-03-01 | 国家石油天然气管网集团有限公司 | Compressor short circuit dismouting device |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4189817A (en) * | 1978-03-03 | 1980-02-26 | Moebius Kurt Otto | Hydraulic assembly tool for tube fittings |
| US4769889A (en) * | 1985-10-16 | 1988-09-13 | Michael J. Landman | Apparatus for replacing pipe gaskets |
| US5129136A (en) * | 1991-03-22 | 1992-07-14 | Richardson H Gary | Flange spreader |
| CN2131657Y (en) * | 1992-06-27 | 1993-05-05 | 中国石油化工总公司巴陵石油化工公司 | Flange mounting or dismounting auxiliary tool |
| CN2363841Y (en) * | 1999-03-15 | 2000-02-16 | 广州美大行机械有限公司 | Quick clamping device |
| WO2006106333A1 (en) * | 2005-04-06 | 2006-10-12 | Rbg Limited | Clamp and method of clamping a flange |
| CN201195299Y (en) * | 2008-03-18 | 2009-02-18 | 中冶宝钢技术服务有限公司 | Tube seat top-pushing device |
| CN201645419U (en) * | 2010-03-12 | 2010-11-24 | 安徽昊源化工集团有限公司 | Flange dismounting and installing tool for large-diameter high-pressure pipeline |
| CN203875846U (en) * | 2014-06-12 | 2014-10-15 | 洛阳瑞泽石化工程有限公司 | Companion flange tightener |
-
2014
- 2014-06-12 CN CN201410262032.9A patent/CN104097182A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4189817A (en) * | 1978-03-03 | 1980-02-26 | Moebius Kurt Otto | Hydraulic assembly tool for tube fittings |
| US4769889A (en) * | 1985-10-16 | 1988-09-13 | Michael J. Landman | Apparatus for replacing pipe gaskets |
| US5129136A (en) * | 1991-03-22 | 1992-07-14 | Richardson H Gary | Flange spreader |
| CN2131657Y (en) * | 1992-06-27 | 1993-05-05 | 中国石油化工总公司巴陵石油化工公司 | Flange mounting or dismounting auxiliary tool |
| CN2363841Y (en) * | 1999-03-15 | 2000-02-16 | 广州美大行机械有限公司 | Quick clamping device |
| WO2006106333A1 (en) * | 2005-04-06 | 2006-10-12 | Rbg Limited | Clamp and method of clamping a flange |
| CN201195299Y (en) * | 2008-03-18 | 2009-02-18 | 中冶宝钢技术服务有限公司 | Tube seat top-pushing device |
| CN201645419U (en) * | 2010-03-12 | 2010-11-24 | 安徽昊源化工集团有限公司 | Flange dismounting and installing tool for large-diameter high-pressure pipeline |
| CN203875846U (en) * | 2014-06-12 | 2014-10-15 | 洛阳瑞泽石化工程有限公司 | Companion flange tightener |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NO20170915A1 (en) * | 2017-06-02 | 2018-12-03 | Ik Norway As | A device for operation on a pressurized bolt connection between a first flanged tubular and a second flanged tubular |
| WO2018222051A1 (en) * | 2017-06-02 | 2018-12-06 | Ik-Norway As | A device for operation on a pressurized bolt connection between a first flanged tubular and a second flanged tubular |
| NO343544B1 (en) * | 2017-06-02 | 2019-04-01 | Ik Norway As | A device for operation on a pressurized bolt connection between a first flanged tubular and a second flanged tubular |
| US11506325B2 (en) | 2017-06-02 | 2022-11-22 | Ik-Norway As | Device for operation on a pressurized bolt connection between a first flanged tubular and a second flanged tubular |
| CN114102518A (en) * | 2021-11-10 | 2022-03-01 | 国家石油天然气管网集团有限公司 | Compressor short circuit dismouting device |
| CN114102518B (en) * | 2021-11-10 | 2024-01-30 | 国家石油天然气管网集团有限公司 | Short circuit dismounting device for compressor |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204344617U (en) | New structure bolt | |
| CN204355957U (en) | A kind of novel pipeline anchor ear lifting connection structure | |
| CN103753191B (en) | Marine shafting flange connects centralising device and centering method fast | |
| CN104097182A (en) | Companion flange tightener | |
| CN204533112U (en) | Suspension and support connects snap close | |
| CN202114460U (en) | Seabed hydraulic nut setting tool for rudderstock | |
| CN203875846U (en) | Companion flange tightener | |
| CN103089010A (en) | Cradle construction device replacing reinforced concrete beam bottom protection layer and cradle construction method | |
| CN204556243U (en) | The common downcomer hermetically-sealed construction of inner pressed hydraulic pressure cover plate | |
| CN201407441Y (en) | Embedded bolt flange | |
| CN203413261U (en) | Flange connection structure | |
| CN211283408U (en) | Combined hoisting stress piece | |
| CN204299142U (en) | A kind of unloading-structure of builder's jack | |
| CN202912549U (en) | Hydraulic motor replacing device | |
| CN204525355U (en) | A kind of flange face extension fixture | |
| CN201924941U (en) | Hoisting device for reinforced concrete pipe segment | |
| CN101886655A (en) | Bolt anti-follow component | |
| CN203696401U (en) | Rapid connecting centering device for ship shafting flange | |
| CN203514921U (en) | Electricity approaching stay wire replacing tool | |
| CN202301745U (en) | Internal tooth type fixture for butt joint of steel wire ropes | |
| CN202336803U (en) | Quick clamping mechanism for repaired pipe orifice closed automatic derusting machines | |
| CN205421317U (en) | Assembled basis mounting adjustment ware | |
| CN204997615U (en) | Round pin axle rises tightly to overlap and demolishs specialized tool | |
| CN204353746U (en) | A kind of Large circular conic crusher adjusting sleeve erecting tools | |
| CN202527477U (en) | Roll collar assembling and disassembling clamp |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20141015 |