CN106481885B - A kind of liquid gas conveying fixes device with cryogenic metal hose - Google Patents
A kind of liquid gas conveying fixes device with cryogenic metal hose Download PDFInfo
- Publication number
- CN106481885B CN106481885B CN201611180841.0A CN201611180841A CN106481885B CN 106481885 B CN106481885 B CN 106481885B CN 201611180841 A CN201611180841 A CN 201611180841A CN 106481885 B CN106481885 B CN 106481885B
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- China
- Prior art keywords
- key
- metal hose
- columns
- hose
- locking key
- 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.)
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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
- F16L3/00—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets
- F16L3/02—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets partly surrounding the pipes, cables or protective tubing
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
The present invention relates to a kind of liquid gas conveyings to fix device with cryogenic metal hose, including bottom plate, column, support wing plate and locking key, there are four column is set, it is welded on bottom plate in rectangle laying, wing plate is supported to be equipped with two, one of support wing plate is welded between two columns, another support wing plate is welded between remaining two columns, and the high settings such as two support wing plates are parallel, support wing plate upper end is equipped with the hose for placing cryogenic metal hose and places ring, the key through-hole passed through for locking key is equipped on column, there are two locking key is set, each locking key is located above support wing plate after being each passed through the key through-hole on two columns, and plane parallel where locking key and support wing plate main body, locking key places ring for cryogenic metal hose to be fixed and limited with hose.Compared with prior art, the configuration of the present invention is simple, it is easy to operate, for the good fixing effect of cryogenic metal hose.
Description
Technical field
The present invention relates to the fixation devices of cryogenic metal hose, more particularly, to a kind of liquid gas conveying low-temperature metal
Hose fixing device.
Background technique
The production and transport of liquefied gas product fills and unloads work category high risk operation in cryogenic system both at home and abroad at present.
Either liquefied gas manufacturing enterprise or tank car transport enterprise and liquefied gas use unit, in all kinds of liquefied gas chargings
During car unloading operation, the Frequent Accidents such as personnel and installations and facilities are got rid of wound, broken by Cryogenic burns and hose.Based on zero accident
The considerations of, enterprise is in liquefied gas charging and unloads workplace, and it is de- to prevent handling metal hose from getting rid of, provided with for fixing
Load and unload the device of metal hose.However, these devices or because be arranged it is not comprehensive, poor reliability, safe effect is not achieved, thing
Therefore it still takes place frequently；It is that device design is cumbersome, investment is huge, and operability is poor.Further, since the setting consideration of these devices is not complete
Face, but operator is easy to rely on these devices, brings paralysis inwardly to operator, and the accident ratio tended to occur is previous more
It is serious and huge.
Summary of the invention
It is simple, firm that it is an object of the present invention to overcome the above-mentioned drawbacks of the prior art and provide a kind of structures
The good liquid gas conveying of effect fixes device with cryogenic metal hose.
The purpose of the present invention can be achieved through the following technical solutions:
A kind of liquid gas conveying fixes device, including bottom plate, column, support wing plate and locking key with cryogenic metal hose
Spoon there are four the column is set, is welded on bottom plate in rectangle laying, and the support wing plate is equipped with two, one of them
Support wing plate is welded between two columns, another support wing plate is welded between remaining two columns, and two braced wings
The high settings such as plate is parallel, the support wing plate upper end is equipped with the hose placement ring for placing cryogenic metal hose, in column
It is equipped with the key through-hole that passes through for locking key, there are two the locking key is set, each locking key is each passed through
It is located above support wing plate after key through-hole on two columns, and plane where the locking key and support wing plate main body
Parallel, the locking key places ring for cryogenic metal hose to be fixed and limited with hose.
The horizontal thin plate that the support wing plate includes vertical thin and is welded on above vertical thin, described is vertical thin
Plate is welded between two columns, and the horizontal thin plate is welded on the upper end of vertical thin, and both ends and column weld, described
Horizontal thin plate and vertical thin it is perpendicular, the middle part of the vertical thin upper end excavate downwards formed an open pore, it is described
Open pore be semi-circular shape, welding is close at the both ends of the horizontal thin plate with the top of vertical thin, described horizontal thin
Welding is close at the middle part of plate with the opening internal surface of hole of vertical thin, and forms hose at the middle part of horizontal thin plate and place ring.
It is half-cylinder structure that the hose, which places ring, and section is a semicircle, and the hose places the interior of ring
Diameter is 1mm bigger than the outer diameter of cryogenic metal hose.Size setting enables cryogenic metal hose to be embedded just.
Liquid gas conveying fixes device in use, hose places the height and field tank dress of ring with cryogenic metal hose
Mouthful center is unloaded in sustained height.
For each vertical thin, two columns that plane where vertical thin is mutually welded with the vertical thin two sides
Central axes are formed by plane coincidence.
The width of the horizontal thin plate and the outer diameter of column are identical.
Support wing plate of the invention is made of vertical thin and horizontal thin plate, wherein vertical thin be welded on two columns it
Between, so that stabilized structure, while the width setting of horizontal thin plate meets, more conducively metal longer with the contact site of metal hose
The firm clamping of hose so that metal hose be not easy to swing or get rid of it is de-, it is easy to accomplish connection or disassembly to metal hose etc.
Operation.
The opening direction of the key through-hole is horizontal direction.
The key through-hole on two columns mutually welded with the same support wing plate is located at sustained height, and adapts to one
Lock key.
The locking key includes a body of rod, the block that body of rod end is arranged in and a shelves being arranged on the body of rod
Bit slice；
The body of rod head end is smooth insertion end, and the head end of the body of rod distance nearest apart from block is greater than suitable
The maximum distance of two columns of key is locked assigned in one, so that locking key keeps stablizing after being inserted into two columns；
Position of the gear piece on the body of rod meets after locking key is inserted into two columns, the gear piece position
Between two columns；
The size of the block meets it cannot be by key through-hole.
The shape of the key through-hole meet the body of rod can by and without hindrance can rotate, while it is perpendicular to meet gear piece
Histogram to place when can pass through, and gear piece horizontal direction place when can not pass through, enable in this way locking key exist
One angle can be inserted between two columns, after 90 ° of rotation, so that locking key is limited between two columns, realize lock
Fixed effect.
Further include connecting rod, there are two the connecting rod is set altogether, perpendicular to support wing plate direction be welded on two it is vertical
Between column, plays the role of reinforcing rib and be welded and fixed.
The four corners of the bottom plate are additionally provided with mounting hole, for wearing expansion bolt so that bottom plate is fixed.
Wherein, the bottom plate selects carbon steel sheet, and the column selects stainless steel tube, and the connecting rod uses stainless steel
Pipe, the fixation wing plate are using stainless steel plate, and the body of rod of the locking key uses stainless steel round steel.
When the hose that cryogenic metal hose is placed on fixed wing plate is placed in ring, key of the locking key on insertion column
After through-hole, guarantee cryogenic metal hose hose place ring and locking key between gap in 1~2mm.
When using the device of the invention, liquid gas conveying tank car handling employee only needs for cryogenic metal hose to be placed on branch
The hose for supportting wing plate is placed in ring, and then the insertion locking key in key through-hole, is then rotated by 90 °, so that locking key quilt
It is locked between two columns, the work such as installation connecting interface then can be carried out to cryogenic metal hose；When handling task is complete
Cheng Hou loosens the connecting interface of metal hose, and locking key opposite direction is rotated by 90 °, and enables locking key logical from key
It is extracted out in hole, metal hose can be taken off.
Since apparatus of the present invention are limited when the hose that cryogenic metal hose is placed on fixed wing plate is placed in ring, key is locked
After the key through-hole on insertion column, guarantee cryogenic metal hose hose place between ring and locking key gap 1~
2mm.Therefore, will not be not in place because of the installation of metal hose interface when installing operation to metal hose, or because metal is soft
Interface tube damage, and causes metal hose to get rid of everywhere and hits, to cause casualties or equipment damage.Apparatus of the present invention safely may be used
It leans on.
Compared with prior art, the present invention has the following advantages and beneficial effects:
(1) present apparatus is relatively simple for structure, and manufacturing cost and installation cost are lower.Material selection is common material in the market
Material, production and installation only need common tool equipment, and producer also only needs conventional pincers worker, plumber and welder.
(2) present apparatus is easy using easy to operate.The liquid tank car handling employee of charge and discharge operations personnel only needs that gold will be loaded and unloaded
Belong to hose to be placed in the hose placement ring of support wing plate, is inserted into locking key, is rotated by 90 ° thereafter；When handling are appointed
After the completion of business, 90 degree of key of locking is reversely rotated, extracting locking key thereafter can be taken off metal hose.
Detailed description of the invention
Fig. 1 is the present invention fixed device schematic view of the front view when not being inserted into locking key；
Fig. 2 fixation device side view structural schematic diagram of the present invention when being insertion locking key；
Fig. 3 is the present invention fixed device overlooking structure diagram when not being inserted into locking key；
Fig. 4 is to lock Key structure schematic diagram in the fixed device of the present invention.
Figure label, 1 is bottom plate, and 11 be mounting hole, and 2 be column, and 21 be key through-hole, and 3 be support wing plate, and 31 be hose
Ring is placed, 32 be vertical thin, and 33 be horizontal thin plate, and 4 be locking key, and 41 be the body of rod, and 42 be gear piece, and 43 be block, and 5 are
Connecting rod.
Specific embodiment
The present invention is described in detail with specific embodiment below in conjunction with the accompanying drawings.
Embodiment
A kind of liquid gas conveying fixes device with cryogenic metal hose, as shown in Figure 1-Figure 3, including bottom plate 1, column 2,
Wing plate 3, locking key 4 and connecting rod 5 are supported, there are four column 2 is set, is welded on bottom plate 1 in rectangle laying, supports wing plate 3
If there are two, one of support wing plate 3 is welded between two columns 2, another support wing plate 3 is welded on remaining two and stands
Between column 2, and high settings, support 3 upper ends of wing plate such as two support wing plates 3 are parallel are equipped with for placing the soft of cryogenic metal hose
Pipe places ring 31, and the key through-hole 21 that passes through for locking key 4 is equipped on column 2, there are two locking key 4 is set, each
Locking key 4 is located at 3 top of support wing plate after being each passed through the key through-hole 21 on two columns 2, and locks key 4 and support
Plane parallel where 3 main body of wing plate, locking key 4 place ring 31 for cryogenic metal hose to be fixed and limited with hose
Position.It there are two connecting rod 5 is set altogether, is welded between two columns 2 perpendicular to the direction of support wing plate 3, plays reinforcing rib welding
Fixed function.The four corners of bottom plate 1 are additionally provided with mounting hole 11, for wearing expansion bolt so that bottom plate 1 is fixed.
Support wing plate 3 includes vertical thin 32 and the horizontal thin plate 33 for being welded on 32 top of vertical thin, vertical thin 32
It is welded between two columns 2, horizontal thin plate 33 is welded on the upper end of vertical thin 32, and both ends and column 2 weld, horizontal thin
Plate 33 and vertical thin 32 are perpendicular, and the middle part of 32 upper end of vertical thin, which is excavated downwards, forms an open pore, and open pore is semicircle
Shape, the both ends of horizontal thin plate 33 are close to welding, the middle part of horizontal thin plate 33 and vertical thin 32 with the top of vertical thin 32
Opening internal surface of hole be close to welding, and the middle part of horizontal thin plate 33 formed hose place ring 31.It is half that hose, which places ring 31,
Cylindrical structure, section is a semicircle, and the internal diameter of hose placement ring 31 is 1mm bigger than the outer diameter of cryogenic metal hose.The ruler
Very little setting enables cryogenic metal hose to be embedded just.Liquid gas conveying is fixed device with cryogenic metal hose and is used
When, the height of hose placement ring 31 and field tank loading hatch center are in sustained height.For each vertical thin 32,
The central axes for two columns 2 that 32 place plane of vertical thin is mutually welded with 32 two sides of vertical thin are formed by plane weight
It closes.The width of horizontal thin plate 33 is identical as the outer diameter of column 2.Support wing plate 3 is made of vertical thin 32 and horizontal thin plate 33,
Middle vertical thin 32 is welded between two columns, so that stabilized structure, while the width setting of horizontal thin plate 33 meets and gold
Belong to hose contact site it is longer, the more conducively firm clamping of metal hose so that metal hose be not easy to swing or get rid of it is de-, easily
Connection or disassembly of metal hose etc. are operated in realizing.
The opening direction of key through-hole 21 is horizontal direction.On two columns 2 of same support 3 phase of the wing plate welding
Key through-hole 21 is located at sustained height, and adapts to a locking key 4.
As shown in figure 4, locking key 4 includes a body of rod 41, the block 43 that 41 end of the body of rod is arranged in and is arranged in the body of rod
A gear piece 42 on 41；41 head end of the body of rod is smooth insertion end, the head end of the body of rod 41 distance nearest apart from block 43
Greater than the maximum distance for two columns 2 for adapting to a locking key 4, so that after locking key 4 is inserted into two columns 2
It keeps stablizing；Gear piece 42 meets after locking key 4 is inserted into two columns 2 in the position on the body of rod 41, and gear piece 42 is located at
Between two columns 2；The size of block 43 meets it cannot be by key through-hole 21.
The shape of key through-hole 21 meet the body of rod 41 can by and without hindrance can rotate, while it is perpendicular to meet gear piece 42
Histogram to place when can pass through, and 42 horizontal direction of gear piece place when can not pass through, enable in this way locking key 4
It can be inserted between two columns 2 in an angle, after 90 ° of rotation, so that locking key 4 is limited between two columns 2, it is real
The effect now locked.
Wherein, bottom plate 1 selects carbon steel sheet, and column 2 selects stainless steel tube, and connecting rod 5 uses stainless steel tube, and fixed wing plate 3 is
Using stainless steel plate, the body of rod 41 for locking key 4 uses stainless steel round steel.
When the hose that cryogenic metal hose is placed on fixed wing plate 3 is placed in ring 31, locking key 4 is on insertion column 2
Key through-hole 21 after, guarantee cryogenic metal hose hose place ring 31 and locking key 4 between gap in 1~2mm.
When using the present apparatus, liquid gas conveying tank car handling employee only needs for cryogenic metal hose to be placed on support wing plate
3 hose is placed in ring 31, and then the insertion locking key 4 in key through-hole 21, is then rotated by 90 °, so that locking key 4
It is locked between two columns 2, the work such as installation connecting interface then can be carried out to cryogenic metal hose；When handling task
After the completion, locking 4 opposite direction of key is rotated by 90 ° by the connecting interface for loosening metal hose, is enabled and is locked key 4 from key
It is extracted out in spoon through-hole 21, metal hose can be taken off.
Since the present apparatus is limited when the hose that cryogenic metal hose is placed on fixed wing plate 3 is placed in ring 31, key 4 is locked
After the key through-hole 21 on insertion column 2, guarantee that cryogenic metal hose places gap between ring 31 and locking key 4 in hose
In 1~2mm.Therefore, when installing operation to metal hose, not in place, Huo Zheyin will not be installed because of metal hose interface
The damage of metal hose interface, and causes metal hose to get rid of everywhere and hits, to cause casualties or equipment damage.Apparatus of the present invention
Securely and reliably.
The above description of the embodiments is intended to facilitate ordinary skill in the art to understand and use the invention.
Person skilled in the art obviously easily can make various modifications to these embodiments, and described herein general
Principle is applied in other embodiments without having to go through creative labor.Therefore, the present invention is not limited to the above embodiments, ability
Field technique personnel announcement according to the present invention, improvement and modification made without departing from the scope of the present invention all should be of the invention
Within protection scope.
Claims (7)
1. a kind of liquid gas conveying fixes device with cryogenic metal hose, which is characterized in that including bottom plate (1), column (2),
Wing plate (3) and locking key (4) are supported, there are four the column (2) is set, is welded on bottom plate (1) in rectangle laying, it is described
Support wing plate (3) set there are two, one of support wing plate (3) is welded between two columns (2), another support wing plate
(3) it is welded between remaining two columns (2), and the high settings such as two support wing plates (3) are parallel, the support wing plate (3)
Upper end is equipped with the hose for placing cryogenic metal hose and places ring (31), is equipped on column (2) and wears for locking key (4)
The key through-hole (21) crossed, there are two the locking key (4) is set, each locking key (4) is each passed through two columns (2)
On key through-hole (21) afterwards be located at support wing plate (3) above, and the locking key (4) and support wing plate (3) main body institute
In plane parallel, the locking key (4) places ring (31) for cryogenic metal hose to be fixed and limited with hose
Position；
The support wing plate (3) includes vertical thin (32) and the horizontal thin plate (33) that is welded on above vertical thin (32),
The vertical thin (32) is welded between two columns (2), and the horizontal thin plate (33) is welded on vertical thin (32)
Upper end, and both ends and column (2) are welded, and the horizontal thin plate (33) and vertical thin (32) are perpendicular, and described is vertical
The middle part of thin plate (32) upper end, which is excavated downwards, forms an open pore, the both ends and vertical thin (32) of the horizontal thin plate (33)
Top be close to welding, the middle part of the horizontal thin plate (33) be close to the opening internal surface of hole of vertical thin (32) weld,
And hose is formed at the middle part of horizontal thin plate (33) and places ring (31)；
The key through-hole (21) on two columns (2) mutually welded with same support wing plate (3) is located at sustained height, and is adapted to
In a locking key (4)；
The locking key (4) includes a body of rod (41), is arranged in the block (43) of the body of rod (41) end and setting in the body of rod
(41) a gear piece (42) on；
The body of rod (41) head end is smooth insertion end, the head end of the body of rod (41) apart from block (43) it is nearest away from
From the maximum distance greater than two columns (2) for adapting to locking key (4)；
The gear piece (42) meets after two columns (2) are inserted into locking key (4) in the position on the body of rod (41), described
Gear piece (42) be located between two columns (2)；
The size of the block (43) meets it cannot be by key through-hole (21).
2. a kind of liquid gas conveying according to claim 1 fixes device with cryogenic metal hose, which is characterized in that institute
It is half-cylinder structure that the hose stated, which places ring (31), and section is a semicircle, and the hose places the internal diameter of ring (31)
It is 1mm bigger than the outer diameter of cryogenic metal hose.
3. a kind of liquid gas conveying according to claim 1 fixes device with cryogenic metal hose, which is characterized in that right
For each vertical thin (32), two columns that plane where vertical thin (32) is mutually welded with vertical thin (32) two sides
(2) central axes are formed by plane coincidence.
4. a kind of liquid gas conveying according to claim 1 fixes device with cryogenic metal hose, which is characterized in that institute
The width for the horizontal thin plate (33) stated is identical as the outer diameter of column (2).
5. a kind of liquid gas conveying according to claim 1 fixes device with cryogenic metal hose, which is characterized in that institute
The opening direction for the key through-hole (21) stated is horizontal direction.
6. a kind of liquid gas conveying according to claim 1 fixes device with cryogenic metal hose, which is characterized in that institute
The shape for the key through-hole (21) stated meet the body of rod (41) can by and without hindrance can rotate, while meeting gear piece (42)
Vertical direction can pass through when placing, and can not pass through when the placement of gear piece (42) horizontal direction.
7. a kind of liquid gas conveying according to claim 1 fixes device with cryogenic metal hose, which is characterized in that also
Including connecting rod (5), there are two the connecting rod (5) is set altogether, two columns are welded on perpendicular to the direction of support wing plate (3)
(2) between.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611180841.0A CN106481885B (en) | 2016-12-20 | 2016-12-20 | A kind of liquid gas conveying fixes device with cryogenic metal hose |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611180841.0A CN106481885B (en) | 2016-12-20 | 2016-12-20 | A kind of liquid gas conveying fixes device with cryogenic metal hose |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106481885A CN106481885A (en) | 2017-03-08 |
| CN106481885B true CN106481885B (en) | 2019-08-02 |
Family
ID=58284808
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611180841.0A Expired - Fee Related CN106481885B (en) | 2016-12-20 | 2016-12-20 | A kind of liquid gas conveying fixes device with cryogenic metal hose |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106481885B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202132608U (en) * | 2011-06-08 | 2012-02-01 | 鞍钢股份有限公司 | Low-temperature liquid pipeline bracket |
| CN204062172U (en) * | 2014-07-07 | 2014-12-31 | 张家港市腾翔机械制造有限公司 | A kind of low temperature pipe clamp |
| CN205639871U (en) * | 2016-05-23 | 2016-10-12 | 四川建筑职业技术学院 | Support frame of mild transition is laid to tubular product |
| CN106090445A (en) * | 2016-08-12 | 2016-11-09 | 成都毅诚机电工程有限公司 | A kind of fixing air-conditioning duct suspension bracket |
| CN206352687U (en) * | 2016-12-20 | 2017-07-25 | 上海华林工业气体有限公司 | Cryogenic metal hose fixing device is used in liquid gas conveying |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NO305334B1 (en) * | 1996-04-01 | 1999-05-10 | Eilif Elvegaard | Clamping device for clamping pipe or the like. |
| ES2242554T3 (en) * | 2002-09-25 | 2008-07-01 | Pma Ag | UNION CLAMP FOR TUBES. |
| CN201377641Y (en) * | 2009-01-15 | 2010-01-06 | 广州市设计院 | Cold-and-hot compensation device for horizontal fluid transmission pipeline |
-
2016
- 2016-12-20 CN CN201611180841.0A patent/CN106481885B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202132608U (en) * | 2011-06-08 | 2012-02-01 | 鞍钢股份有限公司 | Low-temperature liquid pipeline bracket |
| CN204062172U (en) * | 2014-07-07 | 2014-12-31 | 张家港市腾翔机械制造有限公司 | A kind of low temperature pipe clamp |
| CN205639871U (en) * | 2016-05-23 | 2016-10-12 | 四川建筑职业技术学院 | Support frame of mild transition is laid to tubular product |
| CN106090445A (en) * | 2016-08-12 | 2016-11-09 | 成都毅诚机电工程有限公司 | A kind of fixing air-conditioning duct suspension bracket |
| CN206352687U (en) * | 2016-12-20 | 2017-07-25 | 上海华林工业气体有限公司 | Cryogenic metal hose fixing device is used in liquid gas conveying |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106481885A (en) | 2017-03-08 |
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Granted publication date: 20190802 Termination date: 20201220 |