CN223684828U - Device for dismounting large-caliber nut of upper pipe orifice - Google Patents
Device for dismounting large-caliber nut of upper pipe orificeInfo
- Publication number
- CN223684828U CN223684828U CN202520066962.0U CN202520066962U CN223684828U CN 223684828 U CN223684828 U CN 223684828U CN 202520066962 U CN202520066962 U CN 202520066962U CN 223684828 U CN223684828 U CN 223684828U
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- assembly
- pipe orifice
- upper pipe
- orifice assembly
- lifting
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Abstract
The utility model provides a device for disassembling and assembling a large-caliber nut of an upper pipe orifice, which comprises a base, a frame body, a lifting assembly, a limiting rope, a bearing assembly and square pliers. The front end of the lifting assembly and the upper pipe orifice assembly are coaxially arranged by adjusting the length of the limiting rope, the bearing assembly is connected with the front end of the lifting assembly to cooperatively bear the upper pipe orifice assembly, the upper pipe orifice assembly is clamped and rotated by the square pliers, the lifting assembly is slowly lifted until the upper pipe orifice assembly is completely separated from the extraction tower tank body, and the bearing assembly and the square pliers are removed, so that safe and effective disassembly of the upper pipe orifice assembly is 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, improving construction efficiency and quality, capable of being used repeatedly, and capable of reducing construction cost.
Description
Technical Field
The utility model relates to an overhaul fixture in the field of chemical production equipment, in particular to a device for dismounting and mounting a large-caliber nut at an upper 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 upper 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 an upper pipe orifice assembly of an extraction tower, the utility model provides a disassembly and assembly device for a large-caliber nut of an upper pipe orifice. The device makes the front end of handling subassembly coaxial arrangement in the upper portion of last mouth of pipe subassembly through the length of adjusting spacing rope, establishes the support subassembly of last mouth of pipe subassembly outlying with the cover again and is connected with the front end of handling subassembly to the cooperation bears the mouth of pipe subassembly, utilizes square pliers joint and rotatory last mouth of pipe subassembly, slowly rises the handling subassembly simultaneously, and until last mouth of pipe subassembly breaks away from the extraction tower jar body completely, solves the technical problem that traditional technological method can't dismantle the mouth of pipe subassembly safely.
The utility model solves the technical problems by adopting the scheme that:
The upper pipe orifice large-caliber nut dismounting device comprises a base, a frame body, a lifting assembly, a limiting rope, a supporting assembly, a square clamp, a screwing-up clamp, a lifting assembly and a limiting rope, wherein the upper pipe orifice large-caliber nut dismounting device is arranged on the upper part of an upper pipe orifice assembly, the upper pipe orifice assembly is sleeved on the upper part of an extraction tower tank body, the upper pipe orifice assembly is used for being horizontally arranged in a construction site beside the extraction tower tank body and used for mounting, one end of the frame body is fixedly arranged on the base, the other end of the frame body vertically extends upwards to the side of the lower part of the upper pipe orifice assembly and is used for providing support, the lifting assembly is of a T-shaped structure, the lower end of the lifting assembly is assembled on the top of the frame body, the front end of the lifting assembly extends to the position right above a central shaft of the upper pipe orifice assembly, the rear end of the lifting assembly extends to the direction away from the upper pipe orifice assembly, two ends of the limiting rope are respectively connected to the lower end and the rear end of the lifting assembly and are used for locking the unfolding angle of the lifting assembly, the supporting assembly is sleeved on the periphery bottom of the upper pipe orifice assembly, the lifting assembly, the upper end of the lifting assembly is assembled and is matched with the lifting assembly, the lifting assembly is assembled on the upper pipe orifice assembly, the square clamp is assembled on the upper pipe orifice assembly and is used for being assembled on the upper pipe orifice assembly, and is used for being screwed up to the upper pipe orifice assembly, and screwed up until the lifting assembly is completely separated from the lifting assembly and is driven by the lifting assembly.
The embodiment discloses a lifting assembly, which comprises a supporting rod, a lifting rod, a hanging disc, a hanging chain and a plurality of hanging chains, wherein one end of the supporting rod is assembled at the top of the frame body, the other end of the supporting rod extends upwards and is biased to the upper pipe orifice assembly to be arranged, the middle of the lifting rod is rotatably assembled at the top end of the supporting rod, the front end of the lifting rod extends to the position right above a central shaft of the upper pipe orifice assembly, the rear end of the lifting rod extends to the direction away from the upper pipe orifice assembly, the limiting rope is connected with the supporting rod and the lifting rod, the hanging disc is assembled at the front end of the lifting rod and is coaxially arranged with the upper pipe orifice assembly, and the hanging chains are assembled at the lower ends of the hanging disc and vertically and naturally drop downwards.
The embodiment discloses a bearing assembly which comprises a ring seat, an extension frame, a limit seat, a limit bolt and a limit bolt, wherein the ring seat is in a circular ring structure design and sleeved on the periphery of the bottom of an upper pipe orifice assembly, the inner diameter of the extension frame is larger than the outer diameter of the upper pipe orifice assembly, one end of the extension frame is fixedly arranged on the upper part of the ring seat, the other end of the extension frame extends vertically upwards and is assembled and connected with the lower end of a hanging chain, the limit seat is arranged on the lower part of the ring seat in an array mode by taking the center of the ring seat as the center and is fixedly connected with the lower part of the ring seat, the limit bolt is assembled in the limit seat, the locking direction of the limit bolt horizontally points to the center shaft of an extraction tower tank body, and the limit bolt is clamped on the bottom of the upper pipe orifice assembly in pairs to limit the upper position and the lower position of the limit bolt.
The positive effects are as follows:
The utility model is characterized in that a frame body is fixedly arranged on a base, a lifting assembly is assembled at the top of the frame body, the lower end and the rear end of the lifting assembly are respectively connected with two ends of a limiting rope, a bearing assembly is sleeved at the bottom of the periphery of an upper pipe orifice assembly, and square pliers are assembled at the upper part of the upper pipe orifice assembly. The front end of the lifting assembly is coaxially arranged on the upper part of the upper pipe orifice assembly by adjusting the length of the limiting rope, the supporting assembly sleeved on the periphery of the upper pipe orifice assembly is connected with the front end of the lifting assembly to support the upper pipe orifice assembly in a matched mode, the upper pipe orifice assembly is clamped and rotated by the square tongs, the lifting assembly is slowly lifted until the upper pipe orifice assembly is completely separated from the extraction tower tank body, the lifting rod is rotated to move the upper pipe orifice assembly to a safe position, the supporting assembly and the square tongs are removed, the upper pipe orifice assembly is laterally placed on the carrier vehicle to be transported away from a construction site, and safe and effective disassembly and transportation of the upper pipe orifice assembly are achieved. 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 dismounting and mounting the large-caliber nut at the upper 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 schematic view of an upper nozzle assembly according to an embodiment of the present application;
fig. 4 is a schematic diagram of square pliers according to an embodiment of the application.
In the drawing the view of the figure,
10. An extraction tower tank body;
20. An upper nozzle assembly;
30. A base;
40. a frame body;
50. The lifting assembly is used for lifting the components,
51. The supporting rod is 52, the suspender is 53, the hanging scaffold is 54, and the hanging chain is 54;
60. a limit rope;
70. The supporting component is provided with a supporting component,
71. The ring seat, 72, the extension frame, 73, the limit seat, 74 and the limit bolt;
80. square pliers.
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 dismounting device for an upper pipe orifice heavy caliber nut is arranged on the upper part of an upper pipe orifice assembly 20, the upper pipe orifice assembly 20 is sleeved on the upper part of an extraction tower tank body 10, and the dismounting device for the upper pipe orifice heavy caliber nut comprises:
A base 30 horizontally disposed in a construction site beside the extraction column tank 10 for providing installation;
a frame body 40, one end of which is fixedly arranged on the base 30, and the other end of which extends vertically upwards to the side of the lower part of the upper nozzle assembly 20 for providing support;
The lifting assembly 50 is in a T-shaped structure, the lower end of the lifting assembly is assembled at the top of the frame body 40, the front end of the lifting assembly extends to the position right above the central shaft of the upper pipe orifice assembly 20, and the rear end of the lifting assembly extends to the direction away from the upper pipe orifice assembly 20;
The limiting rope 60, two ends of which are respectively connected to the lower end and the rear end of the lifting assembly 50, is used for locking the unfolding angle of the lifting assembly 50;
A supporting assembly 70 sleeved at the bottom of the periphery of the upper nozzle assembly 20, and the upper end of the supporting assembly is assembled with the lifting assembly 50 and is matched with the lifting assembly 50 to limit the position of the upper nozzle assembly 20;
Square pliers 80, which are assembled on the upper part of the upper nozzle assembly 20 and are used for screwing and disassembling the upper nozzle assembly 20;
When the square pliers 80 are used to screw the upper pipe orifice assembly 20, the length of the limiting rope 60 is adjusted, so that the lifting assembly 50 drives the upper pipe orifice assembly 20 to lift until the upper pipe orifice assembly is completely separated from the extraction tower tank 10.
Specifically, the upper pipe orifice assembly 20 is sleeved on the upper portion of the extraction tower tank body 10 in a screwing manner, and can be disassembled and assembled by screwing, the base 30 is horizontally arranged in a construction site beside the extraction tower tank body 10 and used for mounting, one end of the frame body 40 is fixedly arranged on the base 30 in a welding manner, the other end of the frame body extends vertically upwards to the side of the lower portion of the upper pipe orifice assembly 20 and is used for supporting, the lifting assembly 50 is of a T-shaped structure, the lower end of the lifting assembly 50 is screwed and assembled on the top of the frame body 40, the front end of the lifting assembly extends to the position right above a central shaft of the upper pipe orifice assembly 20, the rear end of the lifting assembly extends to the direction away from the upper pipe orifice assembly 20 so as to be convenient for a constructor to operate, two ends of the limiting ropes 60 are respectively connected to the lower end and the rear end of the lifting assembly 50 and used for locking the spreading angle of the lifting assembly 50, the bearing assembly 70 is sleeved on the periphery bottom of the upper pipe orifice assembly 20, the bearing assembly 70 is connected with the upper pipe orifice assembly 50 in a sleeved mode, the upper end of the bearing assembly 50 is screwed and is separated from the upper pipe orifice assembly 20 by the lifting assembly 20, the lifting assembly 70 until the lifting assembly is completely separated from the upper pipe orifice assembly 20, and the lifting assembly 20 is completely separated from the lifting assembly 20 by screwing the lifting assembly 20, and the lifting assembly 80 is adjusted until the lifting assembly is completely separated from the upper pipe orifice assembly 20 by the lifting assembly 20, and the lifting assembly is completely separated from the lifting assembly 20 by the lifting assembly 20.
The handling assembly 50 includes:
A strut 51 having one end fitted to the top of the frame body 40 and the other end extending upward and being biased toward the upper nozzle assembly 20;
A boom 52, the middle of which is rotatably assembled to the top end of the strut 51, the front end of which extends directly above the central axis of the upper nozzle assembly 20, and the rear end of which extends in a direction away from the upper nozzle assembly 20, and the limit rope 60 connecting the strut 51 and the boom 52;
A hanging scaffold 53 mounted on the front end of the hanger rod 52 and coaxially arranged with the upper nozzle assembly 20;
The hanging chains 54 are assembled at the lower ends of the hanging trays 53, and naturally drop vertically downwards.
Specifically, one end of the strut 51 is screwed on the top of the frame body 40, the other end of the strut 51 extends upwards and is biased towards the upper pipe orifice assembly 20, the middle of the boom 52 is rotatably assembled on the top end of the strut 51 through a pin roll and swings up and down with the assembly point as the center, the included angle between the strut 51 and the vertical direction enables the boom 52 to have a larger swing angle, the front end of the boom 52 extends to the position right above the central axis of the upper pipe orifice assembly 20, the rear end of the boom 52 extends to the position far away from the upper pipe orifice assembly 20 so as to be convenient for a constructor to operate, the limiting rope 60 is connected with the strut 51 and the boom 52, the distance between the strut 51 and the boom 52 is controlled through adjusting the length of the limiting rope 60, the hanging disc 53 is movably assembled on the front end of the boom 52 in a bolt connection mode, is coaxially arranged with the upper pipe orifice assembly 20 and always kept horizontal, and a plurality of hanging chains 54 are assembled on the lower end of the hanging disc 53, and vertically and naturally drops downwards so as to ensure that the upper pipe orifice assembly 20 always keeps a vertical state.
The support assembly 70 includes:
The ring seat 71 is in a circular ring structure design and sleeved on the bottom periphery of the upper pipe orifice assembly 20, and the inner diameter of the ring seat is larger than the outer diameter of the upper pipe orifice assembly 20;
An extension frame 72, one end of which is fixedly arranged at the upper part of the ring seat 71, and the other end of which extends vertically upwards and is assembled and connected with the lower end of the hanging chain 54;
the limiting seat 73 is arranged at the lower part of the ring seat 71 by taking the center of the ring seat 71 as a center array and is fixedly connected with the ring seat;
And the limiting bolts 74 are assembled in the limiting seats 73, the locking direction of the limiting bolts horizontally points to the central shaft of the extraction tower tank body 10, and the limiting bolts are clamped at the bottom of the upper pipe orifice assembly 20 in pairs to limit the upper and lower positions of the upper pipe orifice assembly.
The ring seat 71 is in a circular ring structure, is sleeved on the bottom periphery of the upper pipe orifice assembly 20, the inner diameter of the ring seat 71 is larger than the outer diameter of the upper pipe orifice assembly 20, one end of the extension frame 72 is fixedly arranged on the upper portion of the ring seat 71 in a welding mode, the other end of the extension frame extends vertically upwards and is connected with the lower end of the hanging chain 54 in an assembling mode to limit the horizontal position of the upper pipe orifice assembly 20, the limiting seat 73 is arranged on the lower portion of the ring seat 71 by taking the center of the ring seat 71 as a center array and is fixedly connected with the center of the ring seat 71 in a welding mode, the directions of threaded mounting holes of the limiting seat 73 are horizontally directed to the center shaft of the ring seat 71, the locking direction of the limiting bolts 74 are horizontally directed to the center shaft of the extraction tower tank body 10, the extending to the center of the bottom of the upper pipe orifice assembly 20 in a screwing mode, the front ends of the limiting bolts 74 are positioned between the outer walls of the upper pipe orifice assembly 20 and the outer walls of the extraction tower body 10, the limiting bolts 74 are clamped on the upper pipe orifice assembly 20, and the lower pipe orifice assembly 20 are prevented from being in a situation that the upper pipe orifice assembly 20 is blocked by the limiting bolts 20, and the construction personnel cannot touch the lower pipe orifice assembly 20, and the safety of the upper pipe orifice assembly is prevented from being in a situation that the construction personnel is in a situation of the construction.
The characteristics of the present embodiment:
In this embodiment, a frame body 40 is fixedly arranged on a base 30, a lifting assembly 50 is assembled at the top of the frame body 40, two ends of a limit rope 60 are respectively connected to the lower end and the rear end of the lifting assembly 50, a bearing assembly 70 is sleeved at the bottom of the periphery of an upper pipe orifice assembly 20, and square pliers 80 are assembled at the upper part of the upper pipe orifice assembly 20. In the actual use process, the front end of the lifting assembly 50 is coaxially arranged at the upper part of the upper pipe orifice assembly 20 by adjusting the length of the limiting rope 60, then the bearing assembly 70 sleeved on the periphery of the upper pipe orifice assembly 20 is connected with the front end of the lifting assembly 50 to be matched with and bear the upper pipe orifice assembly 20, the upper pipe orifice assembly 20 is clamped and rotated by the square pliers 80, meanwhile, the lifting assembly 50 is slowly lifted until the upper pipe orifice assembly 20 is completely separated from the extraction tower tank body 10, the lifting rod 52 is rotated to move the upper pipe orifice assembly 20 to a safe position, the bearing assembly 70 and the square pliers 80 are removed, and the side of the upper pipe orifice assembly 20 is placed on a carrier vehicle to be transported away from a construction site, so that safe and effective disassembly and transportation of the upper 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, has 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 (3)
1. A be used for last mouth of pipe heavy-calibre nut dismouting device sets up in the upper portion of last mouth of pipe subassembly (20), go up mouth of pipe subassembly (20) suit in the upper portion of extraction tower jar body (10), its characterized in that:
comprising the following steps:
the base (30) is horizontally arranged in a construction site beside the extraction tower tank body (10) and is used for providing installation;
one end of the frame body (40) is fixedly arranged on the base (30), and the other end of the frame body vertically extends upwards to the side of the lower part of the upper pipe orifice assembly (20) and is used for providing support;
the lifting assembly (50) is of a T-shaped structure, the lower end of the lifting assembly is assembled at the top of the frame body (40), the front end of the lifting assembly extends to the position right above the central shaft of the upper pipe orifice assembly (20), and the rear end of the lifting assembly extends to the direction away from the upper pipe orifice assembly (20);
the two ends of the limiting rope (60) are respectively connected to the lower end and the rear end of the lifting assembly (50) and used for locking the unfolding angle of the lifting assembly (50);
A support assembly (70) sleeved on the peripheral bottom of the upper nozzle assembly (20) and the upper end of which is connected with the lifting assembly (50) in an assembling way and is matched with the position of the upper nozzle assembly (20), and
Square pliers (80) which are assembled on the upper part of the upper pipe orifice assembly (20) and are used for screwing and disassembling the upper pipe orifice assembly (20);
When the square pliers (80) are used for screwing the upper pipe orifice assembly (20), the length of the limiting rope (60) is adjusted, so that the lifting assembly (50) drives the upper pipe orifice assembly (20) to ascend until the upper pipe orifice assembly is completely separated from the extraction tower tank body (10).
2. The device for dismounting and mounting the large-caliber nut on the upper pipe orifice according to claim 1, wherein:
The handling assembly (50) comprises:
A strut (51) having one end fitted to the top of the frame body (40) and the other end extending upwardly and being arranged so as to be biased toward the upper nozzle assembly (20);
The middle part of the suspension rod (52) is rotationally assembled at the top end of the supporting rod (51), the front end of the suspension rod extends to the position right above the central shaft of the upper pipe orifice assembly (20), the rear end of the suspension rod extends to the direction away from the upper pipe orifice assembly (20), and the limiting rope (60) is connected with the supporting rod (51) and the suspension rod (52);
A hanging scaffold (53) mounted on the front end of the boom (52) and coaxially arranged with the upper nozzle assembly (20), and
And the hanging chains (54) are assembled at the lower ends of the hanging trays (53) and naturally drop vertically downwards.
3. The device for dismounting and mounting the large-caliber nut on the upper pipe orifice according to claim 2, wherein:
The support assembly (70) includes:
The ring seat (71) is in a circular ring structure design and sleeved on the periphery of the bottom of the upper pipe orifice assembly (20), and the inner diameter of the ring seat is larger than the outer diameter of the upper pipe orifice assembly (20);
an extension frame (72), one end of which is fixedly arranged at the upper part of the ring seat (71), and the other end of which extends vertically upwards and is assembled and connected with the lower end of the hanging chain (54);
a limit seat (73) which is arranged at the lower part of the ring seat (71) by taking the center of the ring seat (71) as a center array and is fixedly connected with the ring seat, and
And the limiting bolts (74) are assembled in the limiting seats (73), the locking direction of the limiting bolts horizontally points to the central shaft of the extraction tower tank body (10), and the limiting bolts are clamped at the bottom of the upper pipe orifice assembly (20) in pairs to limit the upper and lower positions of the upper pipe orifice assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202520066962.0U CN223684828U (en) | 2025-01-13 | 2025-01-13 | Device for dismounting large-caliber nut of upper pipe orifice |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202520066962.0U CN223684828U (en) | 2025-01-13 | 2025-01-13 | Device for dismounting large-caliber nut of upper pipe orifice |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN223684828U true CN223684828U (en) | 2025-12-19 |
Family
ID=98023954
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202520066962.0U Active CN223684828U (en) | 2025-01-13 | 2025-01-13 | Device for dismounting large-caliber nut of upper pipe orifice |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN223684828U (en) |
-
2025
- 2025-01-13 CN CN202520066962.0U patent/CN223684828U/en active Active
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