CN203875846U - Companion flange tightener - Google Patents
Companion flange tightener Download PDFInfo
- Publication number
- CN203875846U CN203875846U CN201420312541.3U CN201420312541U CN203875846U CN 203875846 U CN203875846 U CN 203875846U CN 201420312541 U CN201420312541 U CN 201420312541U CN 203875846 U CN203875846 U CN 203875846U
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- China
- Prior art keywords
- tightener
- flange
- plate
- forth effort
- utility
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Abstract
The utility model relates to a companion flange tightener which comprises a flange tightener frame, a first force exerting plate, a second force exerting plate, a jack, a bottom plate, a screwing spanner and a grasping hole. The flange tightener frame is a U-shaped frame with the two side walls different in length, the long side wall is fixedly combined with the first force exerting plate, and the short side wall is fixedly combined with the second force exerting plate. The bottom plate is connected with the first force exerting plate, and one end of the jack is fixedly combined with the bottom plate. The utility mode belongs to the field of petrochemical plant building and mounting, and mainly relates to on-site construction of petrochemical plants. The companion flange tightener is used for tightening and fastening small-and-medium-size flanges (DN<=500) which are precast in factories and mounted on site.
Description
Technical field
The utility model belongs to petrochemical plant and builds installing area, is 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 utility model 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.
Because above-mentioned existing flange connects the defect existing, the inventor is based on being engaged in this type of product design manufacture abundant practical experience and professional knowledge for many years, and the utilization of cooperation scientific principle, positive research and innovation in addition, to founding a kind of companion flange tightener of new structure, can improve general existing flange and connect, make it have more practicality.Through constantly research, design, and after repeatedly studying sample and improving, finally create the utility model having practical value.
Summary of the invention
The purpose of this utility model is, 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 purpose of this utility model and solve its technical problem and realize by the following technical solutions.According to a kind of companion flange tightener the utility model proposes, 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 purpose of this utility model and solve its technical problem and 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 utility model compared with prior art has obvious advantage and beneficial effect.As known from the above, for achieving the above object, the utility model 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 utility model 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, the utility model companion flange tightener 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 solutions of the utility model, in order to better understand technological means of the present utility model, and can be implemented according to the content of description, and for above and other object of the present utility model, 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 the utility model companion flange tightener structural representation.
Fig. 2 is that the utility model companion flange tightener first is puted forth effort plate structure schematic diagram.
Fig. 3 is the structural representation in the on-the-spot application of the utility model companion flange tightener.
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 utility model, be to 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 according to the utility model proposes, be described in detail as follows.
As shown in Figure 1, Figure 2, Figure 3 shows, Fig. 1 is the utility model companion flange tightener structural representation.Fig. 2 is that the utility model companion flange tightener first is puted forth effort plate structure schematic diagram.Fig. 3 is the structural representation in the on-the-spot application of the utility model companion flange tightener.
The utility model 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 the utility model 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
There is 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 utility model, not the utility model is done to any pro forma restriction, although the utility model discloses as above with preferred embodiment, yet not in order to limit the utility model, any those skilled in the art, do not departing within the scope of technical solutions of the utility model, 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 solutions of the utility model, any simple modification of above embodiment being done according to technical spirit of the present utility model, equivalent variations and modification, all still belong in the scope of technical solutions of the utility model.
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 |
|---|---|---|---|
| CN201420312541.3U CN203875846U (en) | 2014-06-12 | 2014-06-12 | Companion flange tightener |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420312541.3U CN203875846U (en) | 2014-06-12 | 2014-06-12 | Companion flange tightener |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203875846U true CN203875846U (en) | 2014-10-15 |
Family
ID=51676389
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420312541.3U Expired - Fee Related CN203875846U (en) | 2014-06-12 | 2014-06-12 | Companion flange tightener |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203875846U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104097182A (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 CN201420312541.3U patent/CN203875846U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104097182A (en) * | 2014-06-12 | 2014-10-15 | 洛阳瑞泽石化工程有限公司 | Companion flange tightener |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141015 Termination date: 20180612 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |