CN104989891B - A kind of long-life anti-leak oxygen gun cooling water metal hose - Google Patents
A kind of long-life anti-leak oxygen gun cooling water metal hose Download PDFInfo
- Publication number
- CN104989891B CN104989891B CN201510401289.2A CN201510401289A CN104989891B CN 104989891 B CN104989891 B CN 104989891B CN 201510401289 A CN201510401289 A CN 201510401289A CN 104989891 B CN104989891 B CN 104989891B
- Authority
- CN
- China
- Prior art keywords
- metal
- millimeters
- cooling water
- oxygen gun
- bellows
- 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.)
- Active
Links
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
- F16L11/00—Hoses, i.e. flexible pipes
- F16L11/14—Hoses, i.e. flexible pipes made of rigid material, e.g. metal or hard plastics
- F16L11/15—Hoses, i.e. flexible pipes made of rigid material, e.g. metal or hard plastics corrugated
-
- 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
- F16L51/00—Expansion-compensation arrangements for pipe-lines
Abstract
A kind of long-life anti-leak oxygen gun cooling water metal hose, including metal bellows, the both ends of metal bellows are connect with taking over respectively, take over connection ball joint compensator positioned at one end, the wave height H of metal bellows is 25.5 26.5 millimeters, pitch of waves B is 25.5 26.5 millimeters, and wall thickness is that 0.95 1.05 millimeters of caliber D are 300 millimeters.Advantages of the present invention is as follows:1, the geometric dimension of optimization design metal bellows, raising makes its flexibility and intensity, to make the service life of oxygen gun cooling water metal hose extend by about one time;2, flexible metal winding pipe in oxygen gun cooling water metal hose is set, reduce impact and abrasion of the flow to bellows, water conservancy diversion works well;3, the spherical compensator sealing structure being arranged in oxygen gun cooling water metal hose one end is improved, main body sealing structure is constituted with graphite note packing course, improves the reliability of sealing, and leakage hidden trouble can be eliminated by adding graphite online.
Description
Technical field
The present invention relates to a kind of metal hoses, especially long-life anti-leak oxygen gun cooling water metal hose, belong to pipe fitting skill
Art field.
Background technology
Oxygen gun cooling water metal hose is a kind of for making steel the flexible hose in industry converter oxygen gun equipment.Oxygen rifle cools down
Water metal hose is used to convey the cooling water of cooling oxygen lance nozzle, can move up and down with oxygen rifle.In use, oxygen rifle
Cooling water metal hose should have high bearing capacity, have good flexibility again, also to have certain stability and fatigue
Service life.Reach above-mentioned requirements, the structure design of the critical piece metal bellows of oxygen gun cooling water metal hose is most important
's.Under present circumstances, oxygen gun cooling water metal hose just will appear metal bellows crackle water leakage fault using seven, eight months,
Service life is short, increases production cost.The main reason for leading to the above problem is that metal bellows geometric dimension designs endless
Rationally, make metal bellows overall flexibility poor, the effect of stress by bending when use and crackle occurs.In addition, setting exists
There is the phenomenon that percolating water, and long-term unsolved difficulty due to sealing ring aging in the ball joint compensator of metal bellows one end
Topic frequently replaces sealing ring time and effort consuming, seriously affects the promotion of steel-making efficiency.
Invention content
It is an object of the invention to be directed to the drawback of the prior art, providing the optimized design bellows geometric dimension of one kind makes
The good long-life anti-leak oxygen gun cooling water metal hose of its flexibility.
Problem of the present invention is realized with following technical proposals:
A kind of long-life anti-leak oxygen gun cooling water metal hose, including metal bellows, the both ends point of metal bellows
It does not connect with taking over, the take over connection ball joint compensator positioned at one end, the wave height H of the metal bellows is 25.5-26.5 millis
Rice, pitch of waves B are 25.5-26.5 millimeters, and wall thickness is 0.95-1.05 millimeters, and caliber D is 300 millimeters.
Above-mentioned long-life anti-leak oxygen gun cooling water metal hose, the interior flexible metal that is equipped with of the metal bellows are wound
Pipe, the affixed terminal pad of wavy metal tube end, terminal pad side soldering are taken over, the other side and metal winding tube end weldering
It closes.
Above-mentioned long-life anti-leak oxygen gun cooling water metal hose, the ball joint compensator include bulb tube and are sleeved on ball
Shell on the outside of shape pipe spherical surface, shell are composed of left shell half, right half-shell and cage connection pipe, on the outside of the shell connecting tube in
Portion is equipped with rubber injecting valve, and the spherical surface of bulb tube and the gap between shell are equipped with sealing structure.
Above-mentioned long-life anti-leak oxygen gun cooling water metal hose, the sealing structure include that graphite fills in layer and sealing
Circle, graphite fill in the middle part that layer is located at sealing structure, and filling in a layer both sides in graphite is respectively set sealing ring, and graphite fills in layer
Thickness is 10-15 millimeters, and the width that graphite fills in layer is 50-60 millimeters.
Above-mentioned long-life anti-leak oxygen gun cooling water metal hose, the metal bellows both ends are distinguished with junction is taken over
It is set with sheath.
On long-life anti-leak oxygen gun cooling water metal hose, be equipped with metal net cover on the outside of the metal bellows.
The present invention is changed for the problems such as solving short existing oxygen gun cooling water metal hose service life, easy leakage
Into main advantages of the present invention are as follows after improvement:1, the geometric dimension of optimization design metal bellows, raising make its flexibility and
Intensity, to make the service life of oxygen gun cooling water metal hose extend by about one time;2, in oxygen gun cooling water metal hose
Flexible metal winding pipe is set, reduces impact and abrasion of the flow to bellows, water conservancy diversion works well;3, it improves and is arranged in oxygen
The spherical compensator sealing structure of gun cooling water metal hose one end is constituted main body sealing structure with graphite note packing course, is improved
The reliability of sealing, and leakage hidden trouble can be eliminated by adding graphite online.The present invention reaches the pre- of satisfaction through onsite application
Phase effect.
Description of the drawings
The invention will be further described below in conjunction with the accompanying drawings.
Fig. 1 is the structural schematic diagram of the present invention;
Fig. 2 is partial enlarged view at the I of Fig. 1;
Fig. 3 is the structural schematic diagram of ball joint compensator.
Each list of reference numerals is in figure:1, ball joint compensator, 2, take over, 3, sheath, 4, metal bellows, 5, metal net cover,
6, metal winding pipe, 7, terminal pad, 8, left shell half, 9, cage connection pipe, 10, graphite fill in layer, 11, rubber injecting valve, 12, sealing
Circle, 13, right half-shell, 14, bulb tube.
Specific implementation mode
Referring to Fig. 1, Fig. 2, the present invention includes belonging to bellows 4, and the both ends of metal bellows connect with take over 2, are located at respectively
Connection ball joint compensator 1 is taken in one end, and ball joint compensator is for preventing oxygen gun cooling water metal hose from moving up and down
When by torsional deflection.The present invention is for the short problem of the metal bellows service life for being currently used for oxygen gun cooling water metal hose
Design is optimized:The wave height H of metal bellows is 25.5-26.5 millimeters, and pitch of waves B is 25.5-26.5 millimeters, and wall thickness is
0.95-1.05 millimeters, caliber D is 300 millimeters, and caliber refers to the internal diameter at metal bellows trough.Improved wavy metal
The wave height and the pitch of waves of pipe respectively reduce about 14% compared with prior art, and wall thickness increases by 20%.Above-mentioned improvement makes the soft of metal bellows
Soft and intensity is improved, and the stainless steel impurity content of metal bellows is made in combination with stringent control, significantly
Improve the service life of metal bellows.
It is further increased referring still to Fig. 1, Fig. 2 to reduce impact and abrasion of the cooling water in flowing to metal bellows
The service life of metal bellows is provided with metal winding pipe 6 flexible, the welding of wavy metal tube end in metal bellows
Terminal pad 7, the soldering of terminal pad side are taken over, and the other side winds tube end soldering with metal.The metal winding pipe of stainless steel
Inner wall is relatively gentle, can play good guide functions.
Referring to Fig. 1, Fig. 3, for spherical sealing ring for compensator aging percolating water is solved the problems, such as, the present invention is to spherical shape compensation
The sealing structure of device is improved.The ball joint compensator 1 includes bulb tube 14 and is sleeved on outer on the outside of bulb tube spherical surface
Shell, shell are composed of left shell half 8, right half-shell 13 and cage connection pipe 9, welded company between left shell half and cage connection pipe
It connects, cage connection pipe is connect with right half-shell 13 through screw, and middle side part is equipped with rubber injecting valve 11, the ball of bulb tube outside shell connecting tube
Face and the gap between shell are sealed by sealing structure.Sealing structure includes that graphite fills in layer 10 and sealing ring 13, and graphite is filled out
The middle part that layer is annularly located at sealing structure is noted, a layer both sides is filled in graphite and two sealing rings 12 is respectively set.Graphite fills in layer
It is to squeeze into graphite rod by rubber injecting valve through pressure device, under the action of external pressure, half pasta graphite clogs gap, plays
Reliable sealing function, sealing ring mainly play the role of that graphite is supported to fill in layer and auxiliary seal.The thickness that graphite fills in layer is
10-15 millimeters, the width that graphite fills in layer is 50-60 millimeters.The sealing structure, which solves, replaces the time-consuming and laborious disadvantage of sealing ring
End can eliminate infiltration hidden danger when onsite application by filling graphite online.
Referring to Fig. 1, the metal net cover 5 that can be played a protective role is equipped on the outside of metal bellows.In metal bellows
It both ends and takes over junction and is set with sheath 3, to prevent metal bellows root overbending, one end of sheath and take over weldering
It closes.
Claims (2)
1. a kind of long-life anti-leak oxygen gun cooling water metal hose, including metal bellows (4), the both ends point of metal bellows
Not with take over (2) and connect, take over connection ball joint compensator (1) positioned at one end, it is characterised in that:The wave of the metal bellows
High H is 25.5-26.5 millimeters, and pitch of waves B is 25.5-26.5 millimeters, and wall thickness is 0.95-1.05 millimeters, and caliber D is 300 millimeters;
Flexible metal winding pipe (6) is equipped in the metal bellows, the affixed terminal pad of wavy metal tube end (7) connects
It connects the soldering of disk side to take over, the other side winds tube end soldering with metal;
The ball joint compensator includes bulb tube (14) and the shell that is sleeved on the outside of bulb tube spherical surface, shell by left shell half (8),
Right half-shell (13) and cage connection pipe (9) are composed, and middle side part is equipped with rubber injecting valve (11) outside shell connecting tube, bulb tube
Gap between spherical surface and shell is equipped with sealing structure;
The sealing structure includes that graphite fills in layer (10) and sealing ring (12), and graphite fills in the middle part that layer is located at sealing structure,
A layer both sides being filled in graphite, sealing ring being respectively set, the thickness that graphite fills in layer is 10-15 millimeters, and the width that graphite fills in layer is
50-60 millimeters;
It the metal bellows both ends and takes over junction and is set with sheath (3).
2. long-life anti-leak oxygen gun cooling water metal hose according to claim 1, it is characterised in that:The metal wave
Metal net cover (5) is equipped on the outside of line pipe.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201510401289.2A CN104989891B (en) | 2015-07-10 | 2015-07-10 | A kind of long-life anti-leak oxygen gun cooling water metal hose |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201510401289.2A CN104989891B (en) | 2015-07-10 | 2015-07-10 | A kind of long-life anti-leak oxygen gun cooling water metal hose |
Publications (2)
Publication Number | Publication Date |
---|---|
CN104989891A CN104989891A (en) | 2015-10-21 |
CN104989891B true CN104989891B (en) | 2018-08-21 |
Family
ID=54301746
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201510401289.2A Active CN104989891B (en) | 2015-07-10 | 2015-07-10 | A kind of long-life anti-leak oxygen gun cooling water metal hose |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN104989891B (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106382423A (en) * | 2016-11-04 | 2017-02-08 | 兰州天亿石化设备维修技术有限公司 | High-pressure flexible hose |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN204942803U (en) * | 2015-07-10 | 2016-01-06 | 秦皇岛北方管业有限公司 | A kind of leakproof long lifetime oxygen gun cooling water metallic hose |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2100546U (en) * | 1990-12-24 | 1992-04-01 | 江苏省阜宁县第一机械厂 | Sealant injecting ball compensator |
CN2160049Y (en) * | 1993-07-29 | 1994-03-30 | 张家口市第二机床厂 | Pressurized block ball compensater |
CN2918946Y (en) * | 2006-06-12 | 2007-07-04 | 阎瑞杰 | Pulling-off preventing oil-sealed tube universal expansion device |
CN201068455Y (en) * | 2007-08-07 | 2008-06-04 | 秦皇岛北方管业有限公司 | Low resistance and damage high abrasion- resistance metal hose for cooling wall for blast furnace |
CN201080487Y (en) * | 2007-09-21 | 2008-07-02 | 孟宪春 | Anti-twisting oxygen gun cooling water metal hose |
DE102011014323A1 (en) * | 2010-12-28 | 2012-06-28 | Beda Oxygentechnik Armaturen Gmbh | Multiple secured coupling device for oxygen lances |
CN202109116U (en) * | 2011-05-27 | 2012-01-11 | 江苏远通波纹管有限公司 | Online filling type spherical compensator |
CN202165717U (en) * | 2011-07-25 | 2012-03-14 | 秦皇岛北方管业有限公司 | Metal hose for oxygen delivering of oxygen lance |
CN102330857A (en) * | 2011-07-28 | 2012-01-25 | 大连益多管道有限公司 | High-temperature medium-pressure ball compensator |
-
2015
- 2015-07-10 CN CN201510401289.2A patent/CN104989891B/en active Active
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN204942803U (en) * | 2015-07-10 | 2016-01-06 | 秦皇岛北方管业有限公司 | A kind of leakproof long lifetime oxygen gun cooling water metallic hose |
Also Published As
Publication number | Publication date |
---|---|
CN104989891A (en) | 2015-10-21 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN210004007U (en) | kinds of corrosion-resistant and impact-resistant elbow pipe | |
CN104989891B (en) | A kind of long-life anti-leak oxygen gun cooling water metal hose | |
CN211951743U (en) | Ultrahigh-pressure full-new-material steel wire mesh framework pipe | |
CN101619779A (en) | Sealing device for buried pipe connected with protective well | |
CN204942803U (en) | A kind of leakproof long lifetime oxygen gun cooling water metallic hose | |
CN109027471A (en) | A kind of easy centering pressure-proof flange | |
CN107642648A (en) | A kind of high performance ultra-deep-water non-adhesive pipe joint | |
CN206706138U (en) | A kind of blast furnace air inlet device of vanadium titanium smelting | |
CN207830806U (en) | A kind of polyurethane heat preservation elbow | |
CN106382423A (en) | High-pressure flexible hose | |
CN109854849A (en) | A kind of effective tube head docking facilities of double-walled screw thread | |
CN206496106U (en) | A kind of two flat walls hollow wound pipe | |
CN111119749B (en) | Light oil pipe in pit for oil field | |
CN204300528U (en) | Glass fiber reinforced plastic sand-inclusion pipeline | |
CN204176180U (en) | A kind of nuclear power delivery hose | |
CN204099760U (en) | A kind of high pressure flexible metallic conduit | |
CN207569422U (en) | A kind of Double End compound seal earthenware duct telescopic joint | |
CN201259025Y (en) | Sealing device for buried pipe protection well | |
CN207213469U (en) | Solid forging high pressure resistant rotary compensator | |
CN206159682U (en) | High pressure flexible hose | |
CN213928264U (en) | A pipeline coupling for oil development | |
CN106641547A (en) | Maintenance-free sealing three-dimensional compensator | |
CN207268335U (en) | HDPE strengthens double-wall corrugated pipe | |
CN105673980A (en) | Oxygen blowing metal hose long in service life | |
CN219828008U (en) | Welded pipe with compression-resistant function |
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 |