CN210050281U - Forged pipe end connecting member on high-pressure container shell - Google Patents
Forged pipe end connecting member on high-pressure container shell Download PDFInfo
- Publication number
- CN210050281U CN210050281U CN201920453601.6U CN201920453601U CN210050281U CN 210050281 U CN210050281 U CN 210050281U CN 201920453601 U CN201920453601 U CN 201920453601U CN 210050281 U CN210050281 U CN 210050281U
- Authority
- CN
- China
- Prior art keywords
- shaped outer
- groove
- forged
- annular wall
- pipe
- 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
Images
Landscapes
- Pressure Vessels And Lids Thereof (AREA)
Abstract
The utility model discloses a forged tube end connecting component on a high-pressure vessel shell, which comprises a forged tube and a pressure test tool end socket which are connected with the upper part of the high-pressure vessel shell, wherein the forged tube is connected with the high-pressure vessel shell into a whole through an insertion or a placement type, the end part of the forged tube is a concave ring groove, the height of the inner ring wall of the concave ring groove is greater than that of the outer ring wall, the inner ring wall of the concave ring groove is a U-shaped outer groove, and the outer ring wall is a V-shaped outer groove; the pressure test tool end socket comprises an upper part and a lower part which are integrally connected, the upper part is in the shape of a semi-elliptical sphere, the two equator radii of the elliptical sphere are equal, the lower part is in the shape of a cylindrical cylinder wall, and the lower end is provided with a V-shaped outer groove; the outer annular wall of the end part of the forged pipe is connected with the pressure test tool end socket through a V-shaped outer-slope butt joint, and the inner annular wall of the end part of the forged pipe is connected with the pipeline system through a U-shaped outer-slope butt joint. The utility model discloses guaranteed technology pipeline welding quality, the security of equipment and system has been guaranteed in the long period operation of system.
Description
Technical Field
The utility model relates to a special construction field on high temperature high pressure heat exchanger or the high-pressure vessel casing among modern coal chemical industry, petrochemical industry, chemical fertilizer enterprise specifically is a forge pipe end connection component on the high-pressure vessel casing, is applicable to technological parameter and requires highly, the thick forge pipe end connection structural design of wall thickness specification.
Background
Forging pipe end portion pressure testing frock on current high-pressure vessel casing is shown in fig. 1, and this end portion structure adopts the blind plate to connect, exists not enoughly during the pressure testing: 1. the blind plate is thick, the welding joint has more deposited metal and more material consumption, and the welding joint is easy to have defects to influence the welding quality; 2. after the device is tested to be qualified, after the blind plate is cut off, the groove at the end part of the forging pipe cannot be machined by a mechanical machining method but a gas cutting grinding method, the surface quality of the groove cannot be guaranteed, the connection quality of the end part and a pipeline of a pipeline system is influenced, the defects of overlarge stress or cracks of a welding joint and the like are caused, and the safe operation of the system is influenced. To the problem that above-mentioned needs were overcome, improve, optimize current structure, practice thrift the cost, the utility model aims at providing a can effectively overcome the dangerous device of keeping away of above-mentioned defect.
Disclosure of Invention
The utility model discloses an overcome the defect that the pressure testing frock of forging the pipe end portion on the high-pressure vessel casing exists in figure 1, provide a forge pipe end portion connecting elements on the high-pressure vessel casing.
The utility model discloses a realize through following technical scheme: a forged pipe end connecting component on a high-pressure container shell comprises a forged pipe and a pressure test tool end socket which are connected with the upper part of the high-pressure container shell, wherein the forged pipe is connected with the high-pressure container shell into a whole in an insertion or placement mode, the end part of the forged pipe is a concave annular groove, the height of the inner annular wall of the concave annular groove is larger than that of the outer annular wall, the inner annular wall of the concave annular groove is a U-shaped outer groove, and the outer annular wall is a V-shaped outer groove; the pressure test tool end socket comprises an upper part and a lower part which are integrally connected, the upper part is in the shape of a semi-elliptical sphere, the two equator radii of the elliptical sphere are equal, the lower part is in the shape of a cylindrical cylinder wall, and the lower end is provided with a V-shaped outer groove; the outer annular wall of the end part of the forged pipe is connected with the pressure test tool end socket through a V-shaped outer-slope butt joint, and the inner annular wall of the end part of the forged pipe is connected with the pipeline system through a U-shaped outer-slope butt joint.
The utility model discloses a connecting elements for on the high-pressure vessel casing is used for giving the high-pressure vessel casing pressure testing. The connecting member mainly comprises a forged pipe and a pressure test tool end socket, wherein the forged pipe is connected to the upper part of a high-pressure container shell and can be connected with the high-pressure container shell in two modes, namely an insertion mode or a placement mode, the forged pipe can be reliably connected to the high-pressure container shell in the two modes, the end part of the forged pipe is a concave annular groove, the annular groove is divided into an outer annular wall and an inner annular wall, the height of the inner annular wall is larger than that of the outer annular wall, the outer annular wall is connected with the pressure test tool end socket, the inner annular wall is connected with a pipeline system, the inner annular wall of the concave annular groove is provided with a U-shaped; the pressure test tool end socket comprises an upper part and a lower part which are integrally connected, the upper part is in the shape of a semi-elliptical sphere, the two equator radii of the elliptical sphere are equal, namely the cross section is in a circular ring shape, the lower part is in the shape of a cylindrical cylinder wall, the lower end is provided with a V-shaped outer groove and is used for being butted with the outer ring wall of the end part of a forged pipe, namely the outer ring wall of the end part of the forged pipe is connected with the pressure test tool end socket through a V-shaped outer groove butt joint and then; and the inner ring wall of the forged pipe end is in butt joint connection with the pipeline system by adopting a U-shaped outer slope. Through the connection mode that the pressure test tool sealing head is connected with the outer end part of the forged pipe in a butt joint welding mode, after the pressure test of equipment is qualified, the pressure test tool sealing head can be repeatedly used after being cut off, the wall thickness of the sealing head is thinner than that of a blind plate, the quality of the welding joint is easy to guarantee, and meanwhile, the material cost can be saved. The utility model discloses the specific operation does: the forged pipe is connected to the high-pressure container shell in an inserting or placing mode, then the outer annular wall of the end portion of the forged pipe is connected with the pressure test tool end socket in a V-shaped outer-slope butt joint mode in a welding mode, the inner annular wall of the end portion of the forged pipe is connected with the pipeline system in a U-shaped outer-slope butt joint mode, pressure test is conducted after connection is completed, and the pressure test tool end socket is cut off after pressure test is completed.
Compared with the prior art the utility model discloses following beneficial effect has: the utility model provides a forge pipe end connection member on high-pressure vessel casing, forge the pipe end and adopt special concave type annular structure, but reuse after the pressure testing frock head is cut off, because the head wall thickness is thinner than the blind plate, the welded joint quality is guaranteed easily, material cost is practiced thrift simultaneously; and the connection groove of the end of the forging pipe and the pipeline system is machined, the welding quality of the butt joint can be guaranteed, the production efficiency is improved, the welding quality of a process pipeline is guaranteed, the system can run for a long period, and the safety of equipment and the system is guaranteed.
Drawings
Fig. 1 is a schematic structural view of a forged pipe end connecting member of a high pressure vessel shell in the related art.
Fig. 2 is a schematic structural diagram of the present invention, wherein a represents a plug-in type, and B represents a placement type.
Fig. 3 is an enlarged view of the point i in fig. 2 according to the present invention.
The figures are labeled as follows: 1-high pressure vessel shell, 2-forged tube, 3-blind plate, 4-pipeline system and 5-pressure test tool end socket.
Detailed Description
The following describes embodiments of the present invention with reference to the drawings.
A connecting member for forged pipe end of high pressure vessel shell is disclosed in figures 2-3: the high-pressure vessel shell comprises a forged pipe 2 and a pressure test tool end socket 5 which are connected with the upper part of a high-pressure vessel shell 1, wherein the forged pipe 2 is connected with the high-pressure vessel shell 1 into a whole in an inserting or placing mode, the end part of the forged pipe 2 is a concave annular groove, the height of the inner annular wall of the concave annular groove is greater than that of the outer annular wall, the inner annular wall of the concave annular groove is a U-shaped outer groove, and the outer annular wall is a V-shaped outer groove; the pressure test tool end socket 5 comprises an upper part and a lower part which are integrally connected, the upper part is in the shape of a semi-elliptical sphere, the two equator radii of the elliptical sphere are equal, the lower part is in the shape of a cylindrical cylinder wall, and the lower end is provided with a V-shaped outer groove; the outer annular wall of the end part of the forged pipe 2 is connected with the pressure test tool end socket 5 through a V-shaped outer-groove butt joint, and the inner annular wall of the end part of the forged pipe 2 is connected with the pipeline system 4 through a U-shaped outer-groove butt joint.
The embodiment specifically operates as follows: the forged pipe 2 is connected to the high-pressure container shell 1 in an inserting or placing mode, then the outer annular wall of the end portion of the forged pipe 2 is connected with the pressure test tool end enclosure 5 in a V-shaped outer-slope butt joint in a welding mode, the inner annular wall of the end portion of the forged pipe 2 is connected with the pipeline system 4 in a U-shaped outer-slope butt joint mode, pressure test is conducted after connection is completed, and the pressure test tool end enclosure is cut off after pressure test is completed.
The scope of the invention is not limited to the above embodiments, and various modifications and changes may be made by those skilled in the art, and any modifications, improvements and equivalents made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (1)
1. A forged pipe end connecting member for a high-pressure vessel shell, characterized in that: the high-pressure vessel seal head forging device comprises a forging pipe (2) and a pressure test tool seal head (5), wherein the forging pipe (2) is connected with the high-pressure vessel shell (1) into a whole in an insertion or placement mode, the end part of the forging pipe (2) is a concave annular groove, the height of the inner annular wall of the concave annular groove is larger than that of the outer annular wall, the inner annular wall of the concave annular groove is a U-shaped outer groove, and the outer annular wall is a V-shaped outer groove;
the pressure test tool end socket (5) comprises an upper part and a lower part which are integrally connected, the upper part is in the shape of a semi-elliptical sphere, the two equator radii of the elliptical sphere are equal, the lower part is in the shape of a cylindrical barrel wall, and the lower end is provided with a V-shaped outer groove; the outer annular wall of the end part of the forged pipe (2) is connected with the pressure test tool end socket (5) through a V-shaped outer-slope butt joint, and the inner annular wall of the end part of the forged pipe (2) is connected with the pipeline system (4) through a U-shaped outer-slope butt joint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920453601.6U CN210050281U (en) | 2019-04-04 | 2019-04-04 | Forged pipe end connecting member on high-pressure container shell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920453601.6U CN210050281U (en) | 2019-04-04 | 2019-04-04 | Forged pipe end connecting member on high-pressure container shell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210050281U true CN210050281U (en) | 2020-02-11 |
Family
ID=69380145
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920453601.6U Active CN210050281U (en) | 2019-04-04 | 2019-04-04 | Forged pipe end connecting member on high-pressure container shell |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210050281U (en) |
-
2019
- 2019-04-04 CN CN201920453601.6U patent/CN210050281U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106184609B (en) | Installation method of the semi-spade rudder under half ship floating state | |
| CN103624376B (en) | Method for butt welding end parts of two double-metal composite pipes respectively with adapter ring on the end part | |
| CN204062233U (en) | The cold connection set of a kind of pipeline | |
| CN113500279A (en) | Electric resistance welding process for end plugs of ODS-FeCrAl alloy cladding tube fuel rods | |
| CN210050281U (en) | Forged pipe end connecting member on high-pressure container shell | |
| CN201096679Y (en) | Sealing device for small-diameter pipe pressure test | |
| CN103752990A (en) | Leak repairing method of combustible gas pipe under pressure | |
| CN110542611A (en) | Equipment pressure test adapter tube and pressure test method | |
| CN105081705B (en) | The preparation method of high pressure nitrogen spheric holder | |
| CN110480253A (en) | Chain sprocket restorative procedure | |
| CN105149880A (en) | Manufacturing method of fatigue test specimen of high-temperature alloy thin-wall welded pipe | |
| CN208270337U (en) | A kind of equipment pressure testing adapter tube | |
| CN201925506U (en) | Forged steel gate valve of high-temperature and high-voltage power station | |
| CN212615119U (en) | High-pressure oil pipe of track internal combustion locomotive | |
| CN205470862U (en) | Industrial boiler collection case hand hole device | |
| CN111644781B (en) | Forming method of segment-shaped end socket | |
| CN211344368U (en) | Low pressure valves power oil pipeline | |
| CN202648886U (en) | Pressure testing tool for hook ring floating head heat exchanger | |
| CN208743952U (en) | A kind of novel welding structure that skirt is connect with end socket | |
| JP2013158823A (en) | Inspection hole closure structure and repairing method of inspection hole closure structure | |
| CN108555525B (en) | Welding repair process for adsorption desulfurization regenerator | |
| CN114029644B (en) | Welding method for small-caliber high-pressure gate valve | |
| CN214309761U (en) | Steam sampling tube mechanism for high-temperature and high-pressure steam pipeline of thermal power plant | |
| CN204284426U (en) | Pressurized container turnover material opening fluidization adapter flange and pressurized container thereof | |
| CN201003644Y (en) | Forge welding shaped large specification power station cut-off valve body |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |