CN223684827U - Device for dismounting large-caliber nut of lower pipe orifice - Google Patents
Device for dismounting large-caliber nut of lower pipe orificeInfo
- Publication number
- CN223684827U CN223684827U CN202520065890.8U CN202520065890U CN223684827U CN 223684827 U CN223684827 U CN 223684827U CN 202520065890 U CN202520065890 U CN 202520065890U CN 223684827 U CN223684827 U CN 223684827U
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- China
- Prior art keywords
- assembly
- lower pipe
- pipe orifice
- wrench
- fixing
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Abstract
本实用新型提出的是一种用于下管口大口径螺母拆装装置。包括升降台、固定组件、旋转组件、扳手托板和扳手。在升降台的上部固定装配固定组件，在固定组件的上部同轴设置旋转组件，在下管口组件的外围套设扳手托板，在扳手托板的上部放置扳手。通过升高升降台使旋转组件与下管口组件卡接配合，利用扳手夹紧并旋转下管口组件，同时缓慢降低升降台，直至下管口组件完全脱离萃取塔罐体，拆除扳手托板和扳手，将下管口组件侧放至运载车上运离施工场地，实现对下管口组件安全有效的拆卸和运输。此装置操作简单便捷，拆装维护方便，降低施工人员的劳动强度和施工风险，有效提高施工效率和质量，并且可以重复使用，降低了施工成本。
This invention discloses a device for disassembling and assembling large-diameter nuts at the lower pipe opening. It includes a lifting platform, a fixing component, a rotating component, a wrench holder, and a wrench. The fixing component is fixedly mounted on the upper part of the lifting platform, and the rotating component is coaxially mounted on the upper part of the fixing component. The wrench holder is fitted around the lower pipe opening component, and the wrench is placed on the upper part of the wrench holder. By raising the lifting platform, the rotating component engages with the lower pipe opening component. The wrench clamps and rotates the lower pipe opening component while the lifting platform is slowly lowered until the lower pipe opening component is completely detached from the extraction tower tank. The wrench holder and wrench are then removed, and the lower pipe opening component is placed sideways on a transport vehicle and transported away from the construction site, achieving safe and effective disassembly and transportation of the lower pipe opening component. This device is simple and convenient to operate, easy to disassemble and maintain, reduces the labor intensity and construction risks for construction personnel, effectively improves construction efficiency and quality, and is reusable, thus reducing construction costs.
Description
Technical Field
The utility model relates to an overhaul fixture in the field of chemical production equipment, in particular to a disassembly and assembly device for a large-caliber nut of a lower pipe orifice.
Background
The extraction tower is a liquid-liquid mass transfer device commonly used in the industry departments of chemical industry, petroleum refining, environmental protection and the like, has huge volume and complicated peripheral pipelines, and each pipe orifice is connected to the tower body of the extraction tower through a customized pipe orifice assembly. At present, when the extraction tower is overhauled, the pipe orifice assembly of the extraction tower is required to be disassembled manually, and the disassembled pipe orifice assembly is transported away from a construction site to finish next overhauling. In the actual construction operation process, the pipe orifice assembly is of a cylindrical structure, so that the outer wall of the pipe orifice assembly is smooth and difficult to grasp, and external force is not applied to the pipe orifice assembly. Meanwhile, the pipe orifice assembly is large in size and heavy in weight, constructors cannot move the pipe orifice assembly easily, overturning risks easily occur in the moving process, and construction safety of the constructors is reduced. Therefore, how to safely and effectively disassemble and transport the lower nozzle assembly of the extraction tower has become a problem to be solved.
Disclosure of utility model
In order to realize safe and effective disassembly and transportation of a lower pipe orifice assembly of an extraction tower, the utility model provides a disassembly and assembly device for a large-caliber nut of a lower pipe orifice. The device is sleeved with a spanner supporting plate at the periphery of the lower pipe orifice assembly, the rotating assembly is matched with the lower pipe orifice assembly in a clamping way by lifting the lifting table, the lower pipe orifice assembly is clamped and rotated by utilizing a spanner, and meanwhile, the lifting table is slowly lowered until the lower pipe orifice assembly is completely separated from the extraction tower tank body, so that the technical problem that the lower pipe orifice assembly cannot be safely disassembled by the traditional process method is solved.
The utility model solves the technical problems by adopting the scheme that:
the lower pipe orifice large-caliber nut dismounting device comprises a lifting table, a fixing component, a rotating component, a spanner supporting plate and a spanner clamping plate, wherein the lifting table is horizontally arranged on a construction site and can move up and down along the vertical direction and used for mounting, the fixing component is fixedly arranged on the upper portion of the lifting table and used for supporting and positioning, the rotating component is coaxially arranged on the upper portion of the fixing component and rotates around the central axis of the fixing component, the spanner supporting plate is sleeved on the periphery of the lower pipe orifice component and is fixed in position in the vertical direction, the spanner is placed on the upper portion of the spanner supporting plate and clamps the periphery of the lower pipe orifice component, and the lifting table is lifted to enable the rotating component to be clamped and matched with the lower pipe orifice component when the upper portion of the rotating component is contacted with the lower portion of the lower pipe orifice component.
The fixing assembly comprises a fixing frame, a fixing support plate, a fixing shaft sleeve and a fixing bolt, wherein the fixing frame is fixedly arranged on the upper portion of the lifting platform and has a certain height, the fixing support plate is fixedly arranged on the upper portion of the fixing frame, a through hole is formed in the center of the fixing support plate, the fixing shaft sleeve is fixedly arranged on the lower portion of the fixing support plate and is coaxially arranged with the through hole of the fixing support plate, the fixing bolt penetrates through the fixing shaft sleeve to be arranged, the upper end of the fixing bolt is connected with the rotating assembly in an assembling mode, and the lower end of the fixing bolt is connected with the fixing shaft sleeve in an assembling mode.
The embodiment discloses a rotating assembly which comprises a rotating tray, a pulley assembly and a rotating tray, wherein the rotating tray is arranged at the upper part of a fixed supporting plate, an interface matched with the shape of a lower pipe orifice assembly is processed on the upper surface of the rotating tray, a through hole with a bearing is formed in the center of the rotating tray, the fixed bolt is rotationally assembled in the bearing, and the pulley assembly is arranged at the lower part of the rotating tray and fixedly connected with the rotating tray, so that the rotating tray can rotate around the central axis of the rotating tray.
The embodiment discloses a spanner supporting plate which comprises a ring seat, limit nuts, limit bolts and a pair of limiting bolts, wherein the ring seat is in a circular ring structure design and sleeved on the periphery of a lower pipe orifice assembly, the limit nuts are arranged at the lower part of the ring seat in an array mode and fixedly connected with the lower part of the ring seat, the limit bolts are assembled in the limit nuts, the locking direction of the limit bolts points to the lower pipe orifice assembly, and the limit bolts are arranged in pairs to limit the position of the ring seat.
The positive effects are as follows:
The utility model fixedly assembles a fixed component on the upper part of a lifting table, coaxially arranges a rotating component on the upper part of the fixed component, sleeves a spanner supporting plate on the periphery of a lower pipe orifice component, and places a spanner on the upper part of the spanner supporting plate. The rotating assembly is matched with the lower pipe orifice assembly in a clamping way by lifting the lifting table, the lower pipe orifice assembly is clamped and rotated by using the wrench, and meanwhile, the lifting table is slowly lowered until the lower pipe orifice assembly is completely separated from the extraction tower tank body, the wrench supporting plate and the wrench are removed, the lower pipe orifice assembly is laterally placed on a carrier vehicle to be transported away from a construction site, and safe and effective disassembly and transportation of the lower pipe orifice assembly are realized. The device is simple and convenient to operate, convenient to assemble, disassemble and maintain, capable of reducing labor intensity and construction risk of constructors, effectively improving construction efficiency and quality, capable of being used repeatedly and greatly reducing construction cost.
The device is suitable for being used as a device for disassembling and assembling the large-caliber nut at the lower pipe orifice.
Drawings
FIG. 1 is a schematic diagram of an embodiment of the present application;
FIG. 2 is a front view of an embodiment of the present application;
FIG. 3 is a top view of an embodiment of the present application;
FIG. 4 is a partial cross-sectional view of embodiment A of the present application;
FIG. 5 is a schematic view of a nozzle assembly according to an embodiment of the present application.
In the drawing the view of the figure,
10. An extraction tower tank body;
20. A lower nozzle assembly;
30. A lifting table;
40. The fixing component is used for fixing the fixing component,
41. A fixing frame for fixing the fixing frame,
42. The supporting plate is fixed,
43. The shaft sleeve is fixed in the fixed way,
44. A fixing bolt;
50. The rotating assembly is arranged to rotate the rotating assembly,
51. The tray is rotated so that the tray is rotated,
52. A pulley assembly;
60. A spanner supporting plate,
61. A ring seat, a ring seat and a ring seat,
62. The limit nut is used for limiting the limit nut,
63. A limit bolt;
70. And (5) a spanner.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
As shown in the drawing, a device for dismounting and mounting a large-caliber nut of a lower pipe orifice is arranged at the lower part of a lower pipe orifice assembly 20, the lower pipe orifice assembly 20 is sleeved at the lower part of an extraction tower tank body 10, and the device for dismounting and mounting the large-caliber nut of the lower pipe orifice comprises:
The lifting platform 30 is horizontally arranged on a construction site, can move up and down along the vertical direction and is used for providing installation, and the fixing component 40 is fixedly arranged on the upper part of the lifting platform 30 and is used for providing support and positioning;
The rotating assembly 50 is coaxially arranged at the upper part of the fixed assembly 40 and rotates around the central axis thereof, and the wrench supporting plate 60 is sleeved at the periphery of the lower pipe orifice assembly 20 and is fixed in position in the vertical direction;
A wrench 70 placed on an upper portion of the wrench socket 60 and clamping a periphery of the lower nozzle assembly 20;
wherein, when the lifting platform 30 is lifted to the upper part of the rotating assembly 50 and the lower part of the lower nozzle assembly 20 are contacted, the rotating assembly 50 is rotated to be in clamping fit with the lower nozzle assembly 20.
Specifically, the lower nozzle assembly 20 is sleeved at the lower part of the extraction tower tank body 10 in a screwing manner, and can be disassembled and assembled by screwing, the lifting table 30 is horizontally arranged in a construction site at the lower part of the lower nozzle assembly 20 and can move up and down along a vertical direction for mounting, the fixing assembly 40 is fixedly arranged at the upper part of the lifting table 30 in a bolting manner for supporting and positioning, the rotating assembly 50 is coaxially arranged at the upper part of the fixing assembly 40 and rotates around a central axis thereof, and is used for supporting and assisting in screwing action when screwing the lower nozzle assembly 20, the spanner support plate 60 is sleeved at the periphery of the lower nozzle assembly 20 and is fixed in a vertical direction, and is used for limiting downward movement of the spanner 70 when screwing the lower nozzle assembly 20, the spanner 70 is arranged at the upper part of the spanner support plate 60 and clamps the periphery of the lower nozzle assembly 20 for screwing the lower nozzle assembly 20, and the lifting table 30 is coaxially arranged at the upper part of the fixing assembly 40 and is used for synchronously rotating the lower nozzle assembly 50 and the lower nozzle assembly 20 when being clamped at the upper part of the lifting table 30 and the lower nozzle assembly 20.
The fixing assembly 40 includes:
the fixed frame 41 is fixedly arranged at the upper part of the lifting platform 30 and has a certain height;
a fixing support plate 42 fixedly arranged on the upper part of the fixing frame 41, and a through hole is formed in the center of the fixing support plate;
a fixed shaft sleeve 43 fixedly arranged at the lower part of the fixed supporting plate 42 and coaxially arranged with the through hole of the fixed supporting plate 42;
A fixing bolt 44 is disposed through the fixing boss 43, and has an upper end coupled to the rotating assembly 50 and a lower end coupled to the fixing boss 43.
Specifically, the fixing frame 41 is fixedly disposed on the upper portion of the lifting platform 30 in a bolt connection manner and has a certain height, the fixing support plate 42 is in a circular ring structure, a through hole is formed in the center of the fixing support plate 42, the fixing support plate is fixedly disposed on the upper portion of the fixing frame 41 in a welding manner, the fixing shaft sleeve 43 and the through hole of the fixing support plate 42 are coaxially disposed, the upper end of the fixing shaft sleeve 43 and the lower end of the fixing shaft sleeve are fixedly disposed on the lower portion of the fixing support plate 42 in a welding manner, the lower end of the fixing shaft sleeve extends into the fixing frame 41 so as to facilitate assembly operation, the fixing bolt 44 penetrates through the fixing shaft sleeve 43 to be assembled and disposed, the upper end of the fixing bolt is assembled and connected with the rotating assembly 50, and the lower end of the fixing shaft sleeve 43 and the fixing shaft sleeve 43 are assembled and connected through a fastening nut.
The rotating assembly 50 includes:
The rotary tray 51 is disposed on the upper portion of the fixed supporting plate 42, an interface adapted to the shape of the lower nozzle assembly 20 is processed on the upper surface of the rotary tray, a through hole with a bearing is formed in the center of the rotary tray, and the fixed bolt 44 is rotatably assembled in the bearing;
The pulley assembly 52 is disposed at a lower portion of the rotary tray 51 in an array and is fixedly connected thereto such that the rotary tray 51 can rotate around its center axis.
Specifically, the rotary tray 51 is disposed on an upper portion of the fixed support plate 42, an interface adapted to a shape of a bottom end of the lower nozzle assembly 20 is machined on an upper surface of the rotary tray 51, the rotary tray 51 is engaged with the lower nozzle assembly 20 and rotates synchronously when the lower nozzle assembly 20 is screwed, a through hole with a bearing is formed in a center of the rotary tray 51, the fixing bolt 44 is rotatably assembled in the bearing, a rotation center of the rotary tray 51 is defined, the rotary tray is ensured to be always in a static state when the rotary tray 51 rotates, the pulley assemblies 52 are arranged on a lower portion of the rotary tray 51 in an array manner, and an upper end of the pulley assemblies is fixedly connected with the rotary tray 51 in a welding manner, so that the rotary tray 51 can rotate around a central axis of the rotary tray 51.
The spanner support plate 60 includes:
the ring seat 61 is in a circular ring structure design and is sleeved on the periphery of the lower pipe orifice assembly 20;
The limit nuts 62 are arranged at the lower part of the ring seat 61 in an array manner and are fixedly connected with the ring seat 61;
A stop bolt 63, which is fitted in the stop nut 62 with its locking direction directed toward the lower nozzle assembly 20, is arranged in pairs to define the position of the ring seat 61.
Specifically, the ring seat 61 is designed in a circular ring structure and is sleeved on the periphery of the lower nozzle assembly 20, the limiting nuts 62 are arranged at the lower part of the ring seat 61 in an array, the upper ends of the limiting nuts are fixedly connected with the ring seat 61 in a welding manner, the directions of threaded holes of the limiting nuts are all directed towards the lower nozzle assembly 20, the limiting bolts 63 are correspondingly assembled in the limiting nuts 62, the locking directions of the limiting bolts are consistent with the directions of the threaded holes of the limiting nuts 62, the limiting bolts 63 are all directed towards the lower nozzle assembly 20, the limiting bolts 63 are arranged in pairs, and each pair of mutually symmetrical limiting bolts 63 uniformly apply pressure to the outer wall of the lower nozzle assembly 20, so that the positions of the ring seat 61 on the lower nozzle assembly 20 are balanced, and further downward movement of the wrench 70 when screwing the lower nozzle assembly 20 is limited.
The characteristics of the present embodiment:
In this embodiment, the fixing assembly 40 is fixedly mounted on the upper portion of the lifting table 30, the rotating assembly 50 is coaxially disposed on the upper portion of the fixing assembly 40, the wrench support plate 60 is sleeved on the periphery of the lower nozzle assembly 20, and the wrench 70 is disposed on the upper portion of the wrench support plate 60. In the actual use process, the rotating assembly 50 is in clamping fit with the lower pipe orifice assembly 20 by lifting the lifting table 30, the lower pipe orifice assembly 20 is clamped and rotated by using the wrench 70, meanwhile, the lifting table 30 is slowly lowered until the lower pipe orifice assembly 20 is completely separated from the extraction tower tank body 10, the wrench supporting plate 60 and the wrench 70 are removed, and the lower pipe orifice assembly 20 is laterally placed on a carrier vehicle to be transported away from a construction site, so that safe and effective disassembly and transportation of the lower pipe orifice assembly 20 are realized. Through this technical scheme, reduce constructor's intensity of labour and construction risk, effectively improve efficiency of construction and quality, and this device easy operation is convenient, and dismouting maintenance is convenient, can used repeatedly, greatly reduced construction cost.
Finally, it should be noted that:
The foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.
Claims (4)
1. A be used for lower mouth of pipe heavy-calibre nut dismouting device sets up in the lower part of lower mouth of pipe subassembly (20), lower mouth of pipe subassembly (20) suit is in the lower part of extraction tower jar body (10), its characterized in that:
comprising the following steps:
a lifting table (30) horizontally arranged on a construction site and capable of moving up and down in a vertical direction for providing installation;
The fixing assembly (40) is fixedly arranged at the upper part of the lifting table (30) and is used for supporting and positioning;
a rotating assembly (50) coaxially disposed at an upper portion of the fixed assembly (40) and rotated about a central axis thereof;
A spanner support plate (60) sleeved on the periphery of the lower pipe orifice assembly (20) and fixed in position in the vertical direction, and
A wrench (70) placed on an upper portion of the wrench blade (60) and clamping a periphery of the lower nozzle assembly (20);
When the lifting table (30) is lifted to the state that the upper part of the rotating assembly (50) is in contact with the lower part of the lower pipe orifice assembly (20), the rotating assembly (50) is rotated to be in clamping fit with the lower pipe orifice assembly (20).
2. The apparatus for assembling and disassembling a large-caliber nut for a lower pipe orifice according to claim 1, wherein:
The securing assembly (40) includes:
the fixing frame (41) is fixedly arranged at the upper part of the lifting table (30) and has a certain height;
A fixed supporting plate (42) fixedly arranged on the upper part of the fixed frame (41), and a through hole is formed in the center of the fixed supporting plate;
A fixed shaft sleeve (43) fixedly arranged at the lower part of the fixed supporting plate (42) and coaxially arranged with the through hole of the fixed supporting plate (42), and
And a fixing bolt (44) is arranged through the fixing shaft sleeve (43), the upper end of the fixing bolt is assembled and connected with the rotating assembly (50), and the lower end of the fixing bolt is assembled and connected with the fixing shaft sleeve (43).
3. The apparatus for assembling and disassembling a large-caliber nut for a lower pipe orifice according to claim 2, wherein:
the rotating assembly (50) includes:
A rotary tray (51) arranged on the upper part of the fixed supporting plate (42), an interface which is matched with the shape of the lower pipe orifice assembly (20) is processed on the upper surface of the rotary tray, a through hole with a bearing is arranged at the center of the rotary tray, the fixed bolt (44) is rotatably assembled in the bearing, and
The pulley assembly (52) is arranged at the lower part of the rotary tray (51) in an array manner and is fixedly connected with the rotary tray, so that the rotary tray (51) can rotate around the central axis.
4. A large-caliber nut dismounting device for a lower pipe orifice according to claim 3, wherein:
The wrench pallet (60) includes:
The ring seat (61) is in a circular ring structure design and is sleeved on the periphery of the lower pipe orifice assembly (20);
A limit nut (62) arranged at the lower part of the ring seat (61) and fixedly connected with the ring seat, and
And limit bolts (63) which are assembled in the limit nuts (62) and the locking direction of which is directed to the lower nozzle assembly (20) are arranged in pairs to limit the position of the ring seat (61).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202520065890.8U CN223684827U (en) | 2025-01-13 | 2025-01-13 | Device for dismounting large-caliber nut of lower pipe orifice |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202520065890.8U CN223684827U (en) | 2025-01-13 | 2025-01-13 | Device for dismounting large-caliber nut of lower pipe orifice |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN223684827U true CN223684827U (en) | 2025-12-19 |
Family
ID=98022947
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202520065890.8U Active CN223684827U (en) | 2025-01-13 | 2025-01-13 | Device for dismounting large-caliber nut of lower pipe orifice |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN223684827U (en) |
-
2025
- 2025-01-13 CN CN202520065890.8U patent/CN223684827U/en active Active
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