CN104728538A - Inflation type corrugated pipe - Google Patents
Inflation type corrugated pipe Download PDFInfo
- Publication number
- CN104728538A CN104728538A CN201510095060.0A CN201510095060A CN104728538A CN 104728538 A CN104728538 A CN 104728538A CN 201510095060 A CN201510095060 A CN 201510095060A CN 104728538 A CN104728538 A CN 104728538A
- Authority
- CN
- China
- Prior art keywords
- flange plate
- film
- flange
- corrugated pipe
- inlet hole
- 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.)
- Granted
Links
- 230000007246 mechanism Effects 0.000 claims abstract description 14
- 238000007789 sealing Methods 0.000 abstract description 9
- 230000000694 effects Effects 0.000 abstract description 5
- 238000000034 method Methods 0.000 description 8
- 230000005855 radiation Effects 0.000 description 2
- 230000033558 biomineral tissue development Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000011089 mechanical engineering Methods 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000012163 sequencing technique Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L17/00—Joints with packing adapted to sealing by fluid pressure
- F16L17/10—Joints with packing adapted to sealing by fluid pressure the packing being sealed by the pressure of a fluid other than the fluid in or surrounding the pipe
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L23/00—Flanged joints
- F16L23/16—Flanged joints characterised by the sealing means
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Pressure Vessels And Lids Thereof (AREA)
Abstract
The invention provides an inflation type corrugated pipe which comprises a first flange, a vacuum groove, an air inlet hole, a film and an inflation hole. The air inlet hole and the vacuum groove are formed in the same end face of the first flange, the film and the first flange are welded and fixed, a chamfer with a certain angle is arranged at the joint of the first flange and the film, and the film at the chamfer is matched with the first flange; the film covers the air inlet hole in a sealed mode, and the inflation hole is connected with the air inlet hole; an inner corrugated pipe body and an outer corrugated pipe body are fixedly welded to the side, far away from the film, of the first flange, and second flanges are fixedly welded to one end of the inner corrugated pipe body and one end of the outer corrugated pipe body; guide mechanisms are arranged between the first flange and the second flanges, and the guide direction of each guide mechanism is parallel to the axis of the first flange. According to the scheme, after inflation, stress at the joint of the film and the first flange is small, and the film can be prevented from being torn from the first flange after inflation. Besides, by means of the guide mechanisms, it can be ensured that the first flange is coaxial with the second flange when moving, and the sealing effect is guaranteed easily.
Description
Technical field
The present invention relates to mechanical engineering field, particularly a kind of gas type bellows.
Background technique
Need to use sealing flange to carry out the connection of vacuum box in high energy acclerator, existing sealing flange major part is all KF and CF flange, passes near bolt or the connection of quick-release chain, carries out high vacuum seal between flange by sealing gasket.But, adopt above-mentioned sealing flange to seal, people closely must operate, the High Radiation Area that people cannot be close cannot be applied to.
Summary of the invention
Provide hereinafter about brief overview of the present invention, to provide about the basic comprehension in some of the present invention.Should be appreciated that this general introduction is not summarize about exhaustive of the present invention.It is not that intention determines key of the present invention or pith, and nor is it intended to limit the scope of the present invention.Its object is only provide some concept in simplified form, in this, as the preorder in greater detail discussed after a while.
The object of the present invention is to provide a kind of gas type bellows, by the mode of inflation, the long-range high vacuum seal realizing accelerator components, may be used on High Radiation Area or people cannot near the high vacuum seal in region.
The invention provides a kind of gas type bellows, comprising: the film of the first flange plate, vacuum tank, inlet hole and annular, wherein:
Through first flange plate of described inlet hole and described vacuum tank are positioned at the end face of described first flange plate;
Described film and described first flange plate are welded and fixed, and the joint of described first flange plate and described film is the chamfering of several angle, and described chamfering place film and the first flange plate match;
Described film is covered in above described inlet hole;
The side that described first flange plate deviates from described film is welded with inner corrugated pipe and the outward corrugated tube of coaxial setting, described inner corrugated pipe and described outward corrugated tube are placed in the both sides of described inlet hole, described inner corrugated pipe and described outward corrugated tube are welded with the second flange plate away from one end of described first flange plate, and described first flange plate and described second flange plate are coaxially arranged;
Guide mechanism is provided with, the guide direction of described guide mechanism and the axis being parallel of described first flange plate between described first flange plate and described second flange plate.
Compared with prior art, the present invention includes following advantage:
Gas type bellows provided by the invention, the joint of film and the first flange plate is chamfering, can match, after inflation at chamfering place film and the first flange plate, the stress of the joint of film and the first flange plate is less, can prevent inflation rear film from tearing from the first flange plate.In addition, can ensureing that the first flange plate is coaxial when moving with the second flange plate by guide mechanism, being conducive to ensureing sealing effect.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technological scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
The plan view of a kind of gas type bellows that Fig. 1 provides for the embodiment of the present invention;
Fig. 2 is the partial enlarged drawing at A place in Fig. 1;
The schematic diagram of the first flange portions of a kind of gas type bellows that Fig. 3 provides for the embodiment of the present invention;
The plan view of a kind of gas type bellows that Fig. 4 provides for the embodiment of the present invention;
Fig. 5 is the stereogram of Fig. 1.
Reference character:
1-first flange plate; 2-vacuum tank; 3-film; 4-inlet hole; 5-stress groove; 6-pneumatic tube; 7-vacuum tube; 8-chamfering; 9-is protruding; 10-outward corrugated tube; 11-second flange plate; 12-sliding seat; 13-sliding bar; 14-fixed base.
Embodiment
For making the object of the embodiment of the present invention, technological scheme and advantage clearly, below in conjunction with the accompanying drawing in the embodiment of the present invention, technological scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is the present invention's part embodiment, instead of whole embodiments.The element described in an accompanying drawing of the present invention or a kind of mode of execution and feature can combine with the element shown in one or more other accompanying drawing or mode of execution and feature.It should be noted that for purposes of clarity, accompanying drawing and eliminate expression and the description of unrelated to the invention, parts known to persons of ordinary skill in the art and process in illustrating.Based on the embodiment in the present invention, the every other embodiment that those of ordinary skill in the art obtain under the prerequisite not paying creative work, belongs to the scope of protection of the invention.
With reference to Fig. 1, be the plan view of a kind of gas type bellows of the present invention, Fig. 2 is the partial enlarged drawing at A place in Fig. 1, and in the present embodiment, gas type bellows specifically can comprise: the film 3 of the first flange plate 1, vacuum tank 2, annular and inlet hole 4.Wherein: through first flange plate of inlet hole 4 and vacuum tank 2 are positioned at the end face of described first flange plate 1; Described film 3 is welded and fixed with described first flange plate 1, and described film 3 is the chamfering 8 of several angle with the joint of described first flange plate 1, and described chamfering 8 place film 3 and the first flange plate 1 match; Described film 3 is covered in above described inlet hole 4.The side that first flange plate 1 deviates from described film 3 is fixedly connected with the outward corrugated tube 10 and inner corrugated pipe that coaxially arrange, described outward corrugated tube 10 inner corrugated pipe is placed in the both sides of described inlet hole 4, described outward corrugated tube 10 and inner corrugated pipe are welded with the second flange plate 11 away from one end of described first flange plate, and described first flange plate 1 is coaxially arranged with described second flange plate 11.Guide mechanism is provided with, the guide direction of described guide mechanism and the axis being parallel of described first flange plate 1 between described first flange plate 1 and described second flange plate 11.
It should be noted that, because film in the present invention 3 and the joint of described first flange plate 1 are chamfering 8, therefore can match at chamfering 8 place film 3 and the first flange plate, after inflation, the stress of the joint of film and the first flange plate is less, can prevent inflation rear film from tearing from the first flange plate.In addition, can ensureing that the first flange plate is coaxial when moving with the second flange plate by guide mechanism, being conducive to ensureing sealing effect.
Particularly, see Fig. 5, guide mechanism comprises the sliding seat 12 be fixedly connected with the first flange plate 1, the fixed base 14 be fixedly connected with the second flange plate 11, sliding bar 13 is connected with between sliding seat 12 and fixed base 14, sliding bar 13 is at least slidably matched with one of both sliding seat 12 and fixed base 14, certainly, also can be fixedly connected with both fixed bases 14 one with sliding seat 12, be slidably matched with another, the axis of sliding bar 13 and the axis being parallel of the first flange plate 1.This guide mechanism structure is simple, reliable performance, and processing is easy to make.
In the present invention's a kind of preferred embodiment as shown in Figure 3, the angle of described chamfering 8 and the first flange plate 1 end face is 4 °-6 °.
In one preferred embodiment of the invention, vacuum tank 2 is annular groove.
In one preferred embodiment of the invention, be provided with two inlet holes 4, two inlet hole 4 in described first flange plate 1 to be placed in the both sides of described vacuum tank 2.
In one preferred embodiment of the invention, the longitudinal section of described vacuum tank 2 is isosceles trapezoid or rectangle.Here the longitudinal section of indication is the cross section axially formed along the first flange plate 1.
In one preferred embodiment of the invention, the side face of the first flange plate 1 is provided with stress groove 5 near described chamfering 8 place.Described stress groove 5 is annular groove, and described stress groove 5 with the center of described first flange plate 1 for the center of circle, distribute in concentric circle with described vacuum tank 2.
In one preferred embodiment of the invention, see also shown in Fig. 1, Fig. 4, second flange plate 11 forms air-filled pore, and vent is connected with pneumatic tube 6, is inflated by pneumatic tube 6, can inside and outside film mineralization pressure poor, film is heaved, meanwhile, vacuum tank connects vacuum tube 7, vacuum tank is vacuumized, to realize better sealing effect.In one preferred embodiment of the invention, as shown in Figure 3, described first flange plate is provided with at least two circles protruding 9 back to the side of described vacuum tank, local gas enclosure can be prevented, ensure sealing effect, such as but not limited to, the first flange plate 1 arranges two circle projections 9, and inner corrugated pipe and outward corrugated tube 10 are welded on protruding 9 respectively accordingly.
State in each embodiment on the invention, the sequence number of embodiment and/or sequencing are only convenient to describe, and do not represent the quality of embodiment.The description of each embodiment is all emphasized particularly on different fields, in certain embodiment, there is no the part described in detail, can see the associated description of other embodiments.
Should emphasize, term " comprises/comprises " existence referring to feature, key element, step or assembly when using herein, but does not get rid of the existence or additional of one or more further feature, key element, step or assembly.
Although last it is noted that described the present invention and advantage thereof in detail above, be to be understood that and can carry out various change when not exceeding the spirit and scope of the present invention limited by appended claim, substituting and converting.And scope of the present invention is not limited only to the specific embodiment of process, equipment, means, method and step described by specification.One of ordinary skilled in the art will readily appreciate that from disclosure of the present invention, can use perform the function substantially identical with corresponding embodiment described herein or obtain and its substantially identical result, existing and that will be developed in the future process, equipment, means, method or step according to the present invention.Therefore, appended claim is intended to comprise such process, equipment, means, method or step in their scope.
Claims (8)
1. a gas type bellows, is characterized in that, comprising: the film of the first flange plate, vacuum tank, inlet hole and ring-type, wherein:
Through described first flange plate of described inlet hole, described vacuum tank is positioned at the end face of described first flange plate;
Described film and described first flange plate are welded and fixed, and the joint of described first flange plate and described film is the chamfering of several angle, and described chamfering place film and the first flange plate match;
Described film is covered in above described inlet hole;
The side that described first flange plate deviates from described film is welded with inner corrugated pipe and the outward corrugated tube of coaxial setting, described inner corrugated pipe and described outward corrugated tube are placed in the both sides of described inlet hole, described inner corrugated pipe and described outward corrugated tube are welded with the second flange plate away from one end of described first flange plate, and described first flange plate and described second flange plate are coaxially arranged;
Guide mechanism is provided with, the guide direction of described guide mechanism and the axis being parallel of described first flange plate between described first flange plate and described second flange plate.
2. gas type bellows according to claim 1, it is characterized in that: described guide mechanism comprises the sliding seat be fixedly connected with described first flange plate, the fixed base be fixedly connected with described second flange plate, sliding bar is connected with between described sliding seat and fixed base, described sliding bar is at least slidably matched with one of described sliding seat and described both fixed bases, the axis of described sliding bar and the axis being parallel of described first flange plate.
3. gas type bellows according to claim 1 and 2, is characterized in that:
Described vacuum tank is annular groove.
4. gas type bellows according to claim 3, is characterized in that:
Two inlet holes are provided with in described first flange plate; The both sides of described vacuum tank and inlet hole described in two is placed in.
5. gas type bellows according to claim 3, is characterized in that:
The longitudinal section of described vacuum tank is isosceles trapezoid or rectangle.
6. gas type bellows according to claim 1 and 2, is characterized in that:
The angle of described chamfering and described first flange plate end face is 4 °-6 °.
7. gas type bellows according to claim 4, is characterized in that:
The side face of described first flange plate is provided with stress groove near described chamfering place;
Described stress groove is annular groove, and described stress groove with the center of described first flange plate for the center of circle, be that concentric circle distributes with described vacuum tank.
8. gas type bellows according to claim 1 and 2, is characterized in that:
Described first flange plate is provided with at least two circles back to the side of described vacuum tank protruding, the described inner corrugated pipe of described outward corrugated tube level is correspondingly welded and fixed with described projection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510095060.0A CN104728538B (en) | 2015-03-03 | 2015-03-03 | Puffer-type bellows |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510095060.0A CN104728538B (en) | 2015-03-03 | 2015-03-03 | Puffer-type bellows |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104728538A true CN104728538A (en) | 2015-06-24 |
| CN104728538B CN104728538B (en) | 2017-09-05 |
Family
ID=53452723
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510095060.0A Expired - Fee Related CN104728538B (en) | 2015-03-03 | 2015-03-03 | Puffer-type bellows |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104728538B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105422940A (en) * | 2015-11-19 | 2016-03-23 | 中国科学院等离子体物理研究所 | Vacuum air intake regulating valve |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1309865A (en) * | 1971-01-22 | 1973-03-14 | English Electric Co Ltd | Combined static and fluid selas |
| JP2002267029A (en) * | 2001-03-13 | 2002-09-18 | Ishikawajima Harima Heavy Ind Co Ltd | Vacuum seal mechanism |
| CN203131012U (en) * | 2013-01-31 | 2013-08-14 | 营口希泰精密焊接科技有限公司 | Air inflation type high-precision welded corrugated pipe |
| CN203453678U (en) * | 2013-09-06 | 2014-02-26 | 营口希泰精密焊接科技有限公司 | Welded corrugated pipe special for freezing and drying device |
| CN204477543U (en) * | 2015-03-03 | 2015-07-15 | 东莞中子科学中心 | Gas type bellows |
-
2015
- 2015-03-03 CN CN201510095060.0A patent/CN104728538B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1309865A (en) * | 1971-01-22 | 1973-03-14 | English Electric Co Ltd | Combined static and fluid selas |
| JP2002267029A (en) * | 2001-03-13 | 2002-09-18 | Ishikawajima Harima Heavy Ind Co Ltd | Vacuum seal mechanism |
| CN203131012U (en) * | 2013-01-31 | 2013-08-14 | 营口希泰精密焊接科技有限公司 | Air inflation type high-precision welded corrugated pipe |
| CN203453678U (en) * | 2013-09-06 | 2014-02-26 | 营口希泰精密焊接科技有限公司 | Welded corrugated pipe special for freezing and drying device |
| CN204477543U (en) * | 2015-03-03 | 2015-07-15 | 东莞中子科学中心 | Gas type bellows |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105422940A (en) * | 2015-11-19 | 2016-03-23 | 中国科学院等离子体物理研究所 | Vacuum air intake regulating valve |
| CN105422940B (en) * | 2015-11-19 | 2020-11-06 | 中国科学院等离子体物理研究所 | Vacuum air inlet regulating valve |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104728538B (en) | 2017-09-05 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105937678A (en) | Pipeline clamp hoop | |
| CN104728537A (en) | Inflation type corrugated pipe device | |
| CN204477543U (en) | Gas type bellows | |
| CN204477542U (en) | Gas type bellows arrangement | |
| CN104728538A (en) | Inflation type corrugated pipe | |
| US9829199B2 (en) | Flange with curved contact surface | |
| CN204477557U (en) | Film flange | |
| CN207762402U (en) | A kind of clamping hoop type pipe connecting structure peculiar to vessel | |
| CN104728543A (en) | Film flange | |
| CN208290839U (en) | A kind of wheel rim safety device | |
| CN214744073U (en) | Multilayer sealing rubber ring suitable for pipe joint | |
| CN104315278A (en) | Flange structure | |
| CN107401642A (en) | A kind of ring flange | |
| CN103062404B (en) | Seal ring | |
| KR20160148164A (en) | Pipe-hull fixing member | |
| CN204201329U (en) | Flange arrangement | |
| CN203857159U (en) | Welding neck flange | |
| CN202358063U (en) | Auxiliary inflation device for vacuum tires | |
| CN203784538U (en) | Fluid pipeline quick connector | |
| JP6329830B2 (en) | Piping unit for water pipe bridge, water pipe bridge, and method for installing water pipe bridge | |
| KR102050659B1 (en) | Puncture repair structure of tubeless tire | |
| CN103438253A (en) | Self-locking one-way valve | |
| CN109896039A (en) | Aircraft waste water system ground blowdown apparatus | |
| CN207644452U (en) | Steering gear, steering and vehicle | |
| CN205824420U (en) | A kind of air conditioner two-unit and matchmaker's tube seal structure in air channel |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170905 Termination date: 20210303 |