CN202716030U - Expanding device for replacing flange gasket - Google Patents
Expanding device for replacing flange gasket Download PDFInfo
- Publication number
- CN202716030U CN202716030U CN 201220304348 CN201220304348U CN202716030U CN 202716030 U CN202716030 U CN 202716030U CN 201220304348 CN201220304348 CN 201220304348 CN 201220304348 U CN201220304348 U CN 201220304348U CN 202716030 U CN202716030 U CN 202716030U
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- CN
- China
- Prior art keywords
- pipeline
- hydraulic cylinder
- flange gasket
- dilator
- pipelines
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- 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.)
- Expired - Fee Related
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Abstract
The utility model provides an expanding device for replacing a flange gasket which is arranged between connecting flanges of two adjacent pipelines. The expanding device for replacing the flange gasket is characterized by comprising two pipeline molds which are respectively and fixedly arranged on the two pipelines, two hydraulic cylinders which are used for driving the two pipeline molds to conduct backward motion, and a hydraulic pump which is used for providing power, wherein each pipeline mold consists of two oppositely-arranged semi-circular parts; fastening plates are respectively and fixedly arranged at the two ends of each semi-circular part; bolt fastening holes and hydraulic cylinder pin holes are arranged in the fastening plates; and U-shaped lantern rings are arranged on the hydraulic cylinders and telescopic rods of the hydraulic cylinders. By using the expanding device, the flange gasket is convenient to mount in an appropriate position, so the sealing of the pipelines is guaranteed. The use is convenient, the work efficiency is high, the time and the labor are saved and maintained pipelines are not easy to leak; and the expanding device has the advantages of concise and reasonable structure, remarkable beneficial effect and convenience in popularization and application.
Description
Technical field
The utility model relates to a kind of flange gasket and changes dilator, in particular, relates in particular to a kind of hydraulic pressure that adopts and orders about the flange gasket replacing dilator that adjacent flanges forms certain operating space.
Background technology
In service in actual production, the mounting flange mat is that pipeline connects requisite step, is the key that realizes that pipeline is tightly connected.Pads placement is installed improper meeting and is directly caused pipeline connection sealing not tight, causes to the actual production operation to have a strong impact on.After pipeline uses a period of time, if flange connections generation seepage need to be changed flange gasket.
In actual production, the flange mat need to be installed in suitable position.Behind the pipeline long-play, affected by self gravitation and can cause pipeline to be out of shape, cause the extruding of pipeline adpting flange overstocked, when changing operation, can't directly flange gasket be fit into wherein.The general guide chain that adopts is to the pipeline on both direction pulling both sides, but so that the adpting flange place forms operating clearance, this method is installed and changed the flange mat is time-consuming again effort.
Summary of the invention
The utility model provides a kind of hydraulic pressure that adopts to order about the flange gasket replacing dilator that adjacent flanges forms certain operating space in order to overcome the shortcoming of above-mentioned technical problem.
Flange gasket of the present utility model is changed dilator, flange gasket is arranged between the adpting flange on the two adjacent pipelines, and its special feature is: described replacing dilator comprises the two pipeline moulds that are individually fixed on two pipelines, be used for ordering about two pipeline moulds does two hydraulic cylinders of dorsad motion and the hydraulic pump that is used for providing power; Single pipeline mould is comprised of two semicircular parts that relatively arrange, and the two ends of semicircular part all are fixed with binding, offer bolt fastening hole and hydraulic cylinder pinhole on the binding; Be provided with the U-shaped collar on the expansion link of hydraulic cylinder and hydraulic cylinder, offer the fixing hole that matches with the hydraulic cylinder pinhole on the U-shaped collar, be provided with the snap joint of suppressing that is connected with hydraulic pump on the hydraulic cylinder.
The pipeline mould firmly is fixed on the two adjacent pipelines, and hydraulic cylinder is realized the driving to the pipeline mould, in order to realize the separation of two adjacent adpting flanges, in order to form the space of being convenient to the flange gasket dismounting and installing.The pipeline mould adopts two semicircular parts to consist of, and is convenient to be fixed on the different-diameter pipeline; Bolt fastening hole on the binding realizes in twos being fastenedly connected of semicircular part.The U-shaped collar at hydraulic cylinder, expansion link two ends fixing with binding on, and by the cooperating of hydraulic cylinder pinhole and fixing hole, realized being fastenedly connected of hydraulic cylinder and pipeline mould move so that hydraulic cylinder orders about the pipeline mould.
Flange gasket of the present utility model is changed dilator, is fixed with on the inner surface of described semicircular part to realize that the pipeline mould is in a plurality of mould age of a draught animal that pipeline is located.By the mould age of a draught animal is set, can effectively increase the frictional force between pipeline mould and the pipeline, be convenient to the pipeline mould and be securely fixed on the pipeline.
Flange gasket of the present utility model is changed dilator, and described pipeline mould is stainless steel material; Semicircular part place diameter of a circle is 273mm, and the thickness of semicircular part, binding is 10mm; The surface area of binding is 150mm * 150mm.
Flange gasket of the present utility model is changed dilator, and the quantity of described bolt fastening hole is two, and the diameter of bolt fastening hole is 22mm; The diameter of described hydraulic cylinder pinhole is 30mm.
The beneficial effects of the utility model are: (1) the utility model is by arranging the hydraulic cylinder that can effectively be fixed on the pipeline mould on the pipeline and order about the motion of pipeline mould, can between two adjacent adpting flanges, form the operating space, be convenient to flange gasket and install in place, guarantee the sealing of pipeline.(2) because the pipeline mould adopts two semicircular parts that match to realize, be convenient to fix with the pipeline of all polytypics, so that it is more extensive to change the range of application of dilator.(3) the utility model adopts hydraulic-driven, and is provided with at hydraulic cylinder and suppresses snap joint, so that it is more convenient to use, time saving and energy saving to change dilator.(4) change dilator by flange gasket of the present utility model, the flange connections on the existing pipeline is safeguarded, high efficiency, time saving and energy saving not only, and easy to leak not after the maintenance.
Description of drawings
Fig. 1 is the perspective view of pipeline mould in the utility model;
Fig. 2 is the perspective view of hydraulic cylinder in the utility model;
Fig. 3 is the perspective view that flange gasket of the present utility model is changed dilator.
Among the figure: 1 pipeline mould, 2 hydraulic cylinders, 3 semicircular parts, 4 bindings, 5 bolt fastening hole, 6 hydraulic cylinder pinholes, the 7 mould ages of a draught animal, 8 expansion links, 9 suppress snap joint, the 10 U-shaped collars, 11 fixing holes, 12 adpting flanges, 13 pipelines.
The specific embodiment
The utility model is described in further detail below in conjunction with accompanying drawing and embodiment.
Such as Fig. 3, Fig. 2 and shown in Figure 1, provide respectively flange gasket of the present utility model and changed the perspective view of dilator, pipeline mould 1 and hydraulic cylinder 2, shown flange gasket is changed dilator and is comprised two pipeline moulds 1, two hydraulic cylinders 2, two pipeline moulds 1 are used for being fixed on two continuous pipelines 13, and hydraulic cylinder 2 fixes with pipeline mould 1; Carry out dorsad in order to utilize hydraulic cylinder 2 to order about two pipeline moulds 1, in order to form the operation cavity between the two adjacent adpting flanges 12, be convenient to dismounting and the installation of flange gasket.
Single pipeline mould 1 shown in Figure 1 comprises two semicircular parts that cooperatively interact 3, and the two ends of semicircular part 3 all are fixed with binding 4, offers two bolt fastening hole 5 and hydraulic cylinder pinhole 6 on each binding 4.Two semicircular parts 3 match and form the circular cavity match with pipeline 13, are fixed with the mould age of a draught animal 7 of a plurality of projections on semicircular part 3 inner surfaces, in order to effectively increase the frictional force with pipeline 13, assurance pipeline mould 1 is securely on the pipeline 13.In the process of using, by two semicircular parts 3 are stuck on the same position of pipeline 13, connect by bolt fastening hole 5 again, can realize effectively that pipeline mould 1 is fastened on the pipeline 13.
The end of hydraulic cylinder 2 shown in Figure 2, the expansion link 8 of hydraulic cylinder all is fixed with the U-shaped collar 10, offers the fixing hole 11 that matches with hydraulic cylinder pinhole 6 on the U-shaped collar 10.Be provided with on the hydraulic cylinder 2 and suppress snap joint 9, suppress snap joint 9 and realize being connected fast with hydraulic pump, so that hydraulic pump orders about expansion link 8 motions.In use, by pin being inserted in fixing hole 11, the hydraulic cylinder pinhole 6, can effectively realize being fixedly connected with of hydraulic cylinder 2 and two pipeline moulds 1.
Wherein, pipeline mould 1 is stainless steel material, so that long-term the use.Semicircular part 3 place diameter of a circles are 273mm, and the thickness of semicircular part 3, binding 4 is 10mm; The surface area of binding 4 is 150mm * 150mm.The quantity of bolt fastening hole 5 is two, and the diameter of bolt fastening hole is 22mm; The diameter of described hydraulic cylinder pinhole 6 is 30mm.
The use step that flange gasket of the present utility model is changed dilator is as follows:
At first, two pipeline moulds 1 are separately fixed on adjacent two pipelines 13; In the time of fixedly, two semicircular parts that cooperatively interact 3 are snapped on the same position of pipeline 13, again bolt is screwed in the bolt fastening hole 5, in order to realize pipeline mould 1 fixing on pipeline 13.
Then, extend into length in the hydraulic cylinder 2 by adjusting expansion link 8, the U-shaped collar 10 at two ends is snapped onto on two bindings 4 that match, and by pin being placed in fixing hole 11 and the hydraulic cylinder pinhole 6, realization hydraulic cylinder 2 is fixedly connected with pipeline mould 1.
At last, will suppress snap joint 9 and be connected with hydraulic pump, and by suppressing manually or automatically, two adjacent adpting flanges 12 will be separated to and can for the distance of operation, carry out the dismounting of flange gasket and install getting final product.Because the operating space is large, be convenient to flange gasket and install in place, guarantee the sealing of pipeline.
Claims (4)
1. a flange gasket is changed dilator, flange gasket is arranged between the adpting flange (12) on the two adjacent pipelines (13), it is characterized in that: described replacing dilator comprises the two pipeline moulds (1) that are individually fixed on two pipelines, be used for ordering about two pipeline moulds does two hydraulic cylinders (2) of dorsad motion and the hydraulic pump that is used for providing power; Single pipeline mould is comprised of two semicircular parts (3) that relatively arrange, and the two ends of semicircular part all are fixed with binding (4), offer bolt fastening hole (5) and hydraulic cylinder pinhole (6) on the binding; Be provided with the U-shaped collar (10) on the expansion link of hydraulic cylinder and hydraulic cylinder (8), offer the fixing hole (11) that matches with the hydraulic cylinder pinhole on the U-shaped collar, be provided with on the hydraulic cylinder be connected with hydraulic pump suppress snap joint (9).
2. flange gasket according to claim 1 is changed dilator, it is characterized in that: be fixed with on the inner surface of described semicircular part (3) and realize that pipeline mould (1) is in a plurality of mould age of a draught animal (7) of pipeline (13) location.
3. flange gasket according to claim 1 and 2 is changed dilator, and it is characterized in that: described pipeline mould (1) is stainless steel material; Semicircular part (3) place diameter of a circle is 273mm, and the thickness of semicircular part, binding (4) is 10mm; The surface area of binding is 150mm * 150mm.
4. flange gasket according to claim 1 and 2 is changed dilator, and it is characterized in that: the quantity of described bolt fastening hole (5) is two, and the diameter of bolt fastening hole is 22mm; The diameter of described hydraulic cylinder pinhole (6) is 30mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220304348 CN202716030U (en) | 2012-06-27 | 2012-06-27 | Expanding device for replacing flange gasket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220304348 CN202716030U (en) | 2012-06-27 | 2012-06-27 | Expanding device for replacing flange gasket |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202716030U true CN202716030U (en) | 2013-02-06 |
Family
ID=47617868
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220304348 Expired - Fee Related CN202716030U (en) | 2012-06-27 | 2012-06-27 | Expanding device for replacing flange gasket |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202716030U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102717253A (en) * | 2012-06-27 | 2012-10-10 | 李世强 | Flange gasket replacement expander |
| CN116944838A (en) * | 2023-09-18 | 2023-10-27 | 山西富兴通重型环锻件有限公司 | Flange pressing device |
-
2012
- 2012-06-27 CN CN 201220304348 patent/CN202716030U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102717253A (en) * | 2012-06-27 | 2012-10-10 | 李世强 | Flange gasket replacement expander |
| CN116944838A (en) * | 2023-09-18 | 2023-10-27 | 山西富兴通重型环锻件有限公司 | Flange pressing device |
| CN116944838B (en) * | 2023-09-18 | 2023-12-01 | 山西富兴通重型环锻件有限公司 | Flange pressing device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130206 Termination date: 20130627 |