CN201362475Y - Cylindrical-shell-section bottom-inclined tank body of tank car - Google Patents
Cylindrical-shell-section bottom-inclined tank body of tank car Download PDFInfo
- Publication number
- CN201362475Y CN201362475Y CNU2008202222961U CN200820222296U CN201362475Y CN 201362475 Y CN201362475 Y CN 201362475Y CN U2008202222961 U CNU2008202222961 U CN U2008202222961U CN 200820222296 U CN200820222296 U CN 200820222296U CN 201362475 Y CN201362475 Y CN 201362475Y
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- tank body
- shell ring
- cylindrical shell
- shell
- tank
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Abstract
The utility model relates to a cylindrical-shell-section bottom-inclined tank body of a tank car, which comprises a tank body and two heads arranged at the two ends of the tank body. The tank body includes a plurality of cylindrical shell sections and heads. The cylindrical shell sections include a first cylindrical shell section and a plurality of second cylindrical shell sections, wherein the first cylindrical shell section is formed by an obliquely-cut right-circular cone, obliquely placed and symmetrically arranged through taking the center of the tank body as the symmetric centre, and the second cylindrical shell sections are formed by right-circular truncated cones, obliquely placed and symmetrically arranged through taking the center of the tank body as the symmetric centre. The heads, the first cylindrical shell section and the second cylindrical shell sections are sequentially welded together through hermetically sealed welds to form the tank body. The generatrix of the upper part of the tank body is in parallel with the centerline of the tank body. The top of the first cylindrical shell section and the top of the second cylindrical shell section are at the same horizontal line. The centerlines of the lower part incline toward the bottom of the center of the tank body and the angles of inclination are the same. The utility model has the advantages that the forming is stable and the weld formation quality is high, and the tank body is suitable for railway tank cars.
Description
Technical field
The utility model relates to a kind of railway tank car tank body, is specifically related to a kind of railway shell ring and makes the sloping bottom tank vehicle tank.
Background technology
The nearly straight tube of present railway tank car tank body version, fish belly, wedged bottom, four kinds of forms of " V " shape.Straight problem that exists liquid dielectric to unstow with the fish belly tank body, for head it off, tank structure adopts wedged bottom, " V " shape structure mostly.And change long the change under the situation of difficult at vehicle, and wanting to finish smoothly the 4th upgrading of railway tank car (the 60t level upgrades to the 70t level), its body construction certainly will change sloping bottom tank into from straight tubular tank body, the present common two kinds of production forms that have of this sloping bottom tank.
This sloping bottom tank is a kind of to be that tank body is the boundary with horizontal (vertical with the length over ends of body) center of tank body, form by two shell rings, the composition of two shell rings adopts the upper and lower plates structure, the shell ring plate adopts the numerical control cutting blanking, cut out behind the curve of two ends with in the footpath be rolled onto semicircle, (because the end surface shape of two shell rings is the right angle frustum, can't rolling, can't satisfy the batch manufacturing demand, can only with upper and lower plates with in the footpath rolling be rolled into straight tube) again the upper and lower plates brute force is assembled into two tubes.But after seam welding, the recessed heart (100%) appears in two longitudinal joints (between the dotted line), and peach point (100%) appears in longitudinal joint (dotted line is to the cylindrical shell end), can't adjusting, cylindrical shell and end socket group to after, the place is prone to misalignment at longitudinal joint, the tank body monolithic molding is of poor quality.
Another kind is that cylindrical shell adopts the upper and lower plates structure equally, and is identical with existing straight tube jar manufacturing process to each operation before the tube.During to tube, cut sheet material between first kind of sloping bottom tank lower plate both sides camber line, to last two camber lines, lower plate forms wedged bottom, and follow-up each operation is identical with above manufacturing process, forms a wedged bottom tank body.But cut out intersection on the lower plate after the rolling, spatial operation is difficulty relatively, and cutting quality is poor, and the opposite joint post gap is big, and welding quality is difficult for guaranteeing.Tank base is cutting fully not, and bulge (100%) certainly will be arranged after the moulding.
Therefore the sloping bottom tank vehicle tank that adopts above two kinds of forms to produce at present all exists cylindrical shell opposite joint post gap big, and welding quality is low, and the defective of bulge phenomenon is arranged after the tank body moulding, and of poor quality after the tank body moulding, is difficult to reach the technical requirements standard.
Summary of the invention
The purpose of this utility model is to provide a kind of sloping bottom tank vehicle tank of shell ring formula production, and it has solved the ropy technical matters of tank body monolithic molding in the background technology.
Technical solution of the present utility model is:
A kind of cylindrical shell sloping-bottom tank car body, comprise tank body 1 and be arranged at the end socket 2 at tank body 1 two ends, its special character is: described tank body 1 is made up of more piece shell ring 101 and end socket 2, wherein more piece shell ring 101 comprises first shell ring 1011 that retreads and put with the symmetrically arranged normal cone bevel in tank body 1 center, a plurality of second shell rings of tiltedly putting with the symmetrically arranged normal cone platform in tank body center 1012, described end socket 2, second shell ring 1012 and first shell ring 1011 constitute this tank body 1 by weld seam 3 is airtight successively; Described tank body 1 upper bus is parallel with the tank body line of centers, and first shell ring 1011 and second shell ring 1012, lower central line all tilt to tank body 1 centre bottom, and the angle of inclination is identical.
Between above-mentioned first shell ring 1011 and second shell ring 1012, a plurality of symmetrically arranged with tank body 1 center be that the normal cone platform is tiltedly put, and go up flat declivity, osed top weld seam 3 vertically is a R-joining with respect to tank body 1 between second shell ring 1012 and between second shell ring 1012 and the end socket 2.
Above-mentioned a plurality of be that second shell ring 1012 of normal cone is 2,3 or 4 with the symmetrically arranged developed surface in tank body 1 center.
The preferably interior external welding fully enclosed weld seam of above-mentioned weld seam 3.
The welding manner of the airtight preferably unionmelt welding of external welding in above-mentioned.
The utlity model has advantage:
1) tank body adheres to specification fully, has fundamentally eliminated the mass defect of the wedged bottom tank body existence that produces because of process.
2) shell ring circumferential weld group reaches 2mm to adopting outer hoop group to the mode precision, and the appearance of weld reliable in quality is flexible to operation, comformability is strong.
Description of drawings
Fig. 1 is the utility model structural representation;
The specific embodiment
Referring to Fig. 1, a kind of cylindrical shell sloping-bottom tank car body, comprise tank body 1 and be arranged at the end socket 2 at tank body 1 two ends, tank body 1 is made up of more piece shell ring 101, wherein more piece shell ring 101 comprises first shell ring 1011 that retreads and put with the symmetrically arranged normal cone bevel in tank body 1 center, a plurality of second shell rings of tiltedly putting with the symmetrically arranged positive round platform in tank body 1 center 1012, end socket 2, second shell ring 1012 and first shell ring 1011 constitute this tank body 1 by weld seam 3 is airtight successively; Tank body 1 upper bus is parallel with the tank body line of centers, first shell ring 1011 and second shell ring 1012, the lower central line all tilts to tank body 1 centre bottom, and the angle of inclination is identical, weld seam 3 vertically is a R-joining with respect to tank body 1, weld seam 3 is to obtain by inside and outside unionmelt welding, and first shell ring 1011 of tank body 1 and second shell ring, 1012 tops are positioned on the horizon, and end socket 2 has certain angle with the over water horizontal line.A plurality of second shell rings of tiltedly putting with the symmetrically arranged positive round platform in tank body 1 center 1012 are 2.
The utility model is that more piece shell ring 101 is by inside and outside Lincoln weld moulding, and the weld seam 3 of welding vertically is a R-joining with respect to tank body 1, make the tank body forming process simple, workable, implementing Lincoln weld is to adopt shell ring circumferential weld group that hoop group outside adopting has been improved welding precision to mode, and precision reaches in the 2mm, therefore after tank body 1 moulding structure also great changes will take place, also improved the tank body Forming Quality.
Claims (6)
1. cylindrical shell sloping-bottom tank car body, comprise tank body (1) and be arranged at the end socket (2) at tank body (1) two ends, it is characterized in that: described tank body (1) is made up of more piece shell ring (101) and end socket (2), wherein more piece shell ring (101) comprises first shell ring (1011) that retreads and put with the symmetrically arranged normal cone bevel in tank body (1) center, a plurality of second shell rings of tiltedly putting with the symmetrically arranged normal cone platform in tank body center (1012), described end socket (2), second shell ring (1012) and first shell ring (1011) are successively by weld seam (3) this tank body of airtight formation (1); Described tank body (1) upper bus is parallel with the tank body line of centers, and first shell ring (1011) and second shell ring (1012), lower central line all tilt to tank body (1) centre bottom, and the angle of inclination is identical.
2. according to the described cylindrical shell sloping-bottom tank car body of claim 1, it is characterized in that: between described first shell ring (1011) and second shell ring (1012), a plurality of symmetrically arranged with tank body (1) center be that the normal cone platform is tiltedly put, and go up flat declivity, osed top weld seam (3) vertically is a R-joining with respect to tank body (1) between second shell ring (1012) and between second shell ring (1012) and the end socket (2).
3. according to claim 1 or 2 arbitrary described cylindrical shell sloping-bottom tank car bodies, it is characterized in that: first shell ring (1011) of described tank body (1) is positioned on the horizon with second shell ring (1012) top, and end socket (2) has certain angle with the over water horizontal line.
4. according to the described cylindrical shell sloping-bottom tank car body of claim 3, it is characterized in that: described a plurality of be 2,3 or 4 with tank body (1) symmetrically arranged second shell ring in center (1012).
5. according to the described cylindrical shell sloping-bottom tank car body of claim 4, it is characterized in that: described weld seam (3) is interior external welding fully enclosed weld seam.
6. according to the described cylindrical shell sloping-bottom tank car body of claim 5, it is characterized in that: described interior external welding is airtight to be the welding manner of unionmelt welding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202222961U CN201362475Y (en) | 2008-11-05 | 2008-11-05 | Cylindrical-shell-section bottom-inclined tank body of tank car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202222961U CN201362475Y (en) | 2008-11-05 | 2008-11-05 | Cylindrical-shell-section bottom-inclined tank body of tank car |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201362475Y true CN201362475Y (en) | 2009-12-16 |
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ID=41473135
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008202222961U Expired - Fee Related CN201362475Y (en) | 2008-11-05 | 2008-11-05 | Cylindrical-shell-section bottom-inclined tank body of tank car |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201362475Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102491011A (en) * | 2011-12-28 | 2012-06-13 | 四川蓝星机械有限公司 | Large recovered oil and gas tank |
| CN103071980A (en) * | 2013-01-28 | 2013-05-01 | 南京国祺新能源设备有限公司 | Preparation process of dry-process converter tube |
| CN103071886A (en) * | 2011-10-25 | 2013-05-01 | 西安轨道交通装备有限责任公司 | Method for welding tank shell rings |
-
2008
- 2008-11-05 CN CNU2008202222961U patent/CN201362475Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103071886A (en) * | 2011-10-25 | 2013-05-01 | 西安轨道交通装备有限责任公司 | Method for welding tank shell rings |
| CN102491011A (en) * | 2011-12-28 | 2012-06-13 | 四川蓝星机械有限公司 | Large recovered oil and gas tank |
| CN102491011B (en) * | 2011-12-28 | 2013-04-03 | 四川蓝星机械有限公司 | Large recovered oil and gas tank |
| CN103071980A (en) * | 2013-01-28 | 2013-05-01 | 南京国祺新能源设备有限公司 | Preparation process of dry-process converter tube |
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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: 20091216 Termination date: 20161105 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |