CN219704967U - Multi-shaft centrifugal compressor impeller dismounting tool - Google Patents
Multi-shaft centrifugal compressor impeller dismounting tool Download PDFInfo
- Publication number
- CN219704967U CN219704967U CN202321339669.4U CN202321339669U CN219704967U CN 219704967 U CN219704967 U CN 219704967U CN 202321339669 U CN202321339669 U CN 202321339669U CN 219704967 U CN219704967 U CN 219704967U
- Authority
- CN
- China
- Prior art keywords
- cross beam
- fixed
- lower cross
- impeller
- centrifugal compressor
- 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
- 230000003014 reinforcing effect Effects 0.000 claims description 4
- 238000000034 method Methods 0.000 description 7
- 238000012423 maintenance Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model discloses a multi-shaft centrifugal compressor impeller dismounting tool, which comprises a U-shaped dismounting tool body and a connecting plate, wherein the U-shaped dismounting tool body is used for hoisting and moving and plays a role in balance, and the connecting plate is used for fixedly connecting the U-shaped dismounting tool body and an impeller together; the U-shaped dismounting tool body comprises an upper cross beam, a lower cross beam and a middle connecting rod, wherein the upper cross beam, the lower cross beam and the middle connecting rod are arranged in a U shape, and the end part of the lower cross beam is fixed with the impeller through the connecting plate and is fixed through a bolt; lifting lugs for lifting and moving are respectively fixed at two ends of the upper beam, lifting lugs for hanging heavy objects for balancing are arranged at positions, away from the impeller, of the lower beam, and the level gauge is fixed on the lower beam.
Description
Technical Field
The utility model relates to a multi-shaft centrifugal compressor impeller dismounting tool, and belongs to the field of maintenance of multi-shaft centrifugal compressors.
Background
The impeller volute of the multi-shaft centrifugal compressor cannot be disassembled normally, and when the impeller needs to be removed in the process of equipment maintenance, the impeller can be taken out from the side face of the volute only by removing the equipment air inlet pipeline and the side face end cover.
There are often many difficulties in removing the impeller from the side of the volute: 1) The impeller is assembled on the rotating shaft, so that the matching precision between the impeller and the rotating shaft is high, the clearance is small, and the rotating shaft is easily scratched by forcedly dragging the impeller; 2) The impeller has limited extraction space after the side end cover is removed, so that collision is easy to occur between the impeller and the volute, and the impeller is damaged; 3) The impeller itself is heavier, and the maintenance scene often space is narrow and small, and maintainer station is difficult, has the potential safety hazard, and this dismouting degree of difficulty that has further improved the impeller.
Disclosure of Invention
The utility model aims to solve the technical problems, and provides a safe and simple multi-shaft centrifugal compressor impeller dismounting tool, which can effectively reduce unnecessary collision of impellers in the overhaul process, improve the overhaul safety, enable the overhaul process to be faster and more efficient, and improve the overhaul quality.
In order to solve the technical problems, the utility model adopts the following technical scheme:
the utility model provides a multiaxis centrifugal compressor impeller assembly and disassembly tools, includes the U type assembly and disassembly tool body that is used for hoist and mount removal and plays balancing action and the connecting plate that will U type assembly and disassembly tool body and impeller fixed connection together; the U-shaped dismounting tool body comprises an upper cross beam, a lower cross beam and a middle connecting rod, wherein the upper cross beam, the lower cross beam and the middle connecting rod are arranged in a U shape, and the end part of the lower cross beam is fixed with the impeller through the connecting plate and is fixed through a bolt; lifting lugs for lifting and moving are respectively fixed at two ends of the upper cross beam, lifting lugs for hanging weights for balancing are arranged at positions, away from the impellers, of the lower cross beam, and a level gauge is fixed on the lower cross beam.
The technical scheme of the utility model is further improved as follows: the fixing rod extends downwards at the position where the lower cross beam is fixed with the connecting plate, and is provided with a certain width and is fixed with the connecting plate through two bolts.
The technical scheme of the utility model is further improved as follows: the connecting plate is provided with a round hole through which the rotating shaft can pass, and the upper part and the lower part of the round hole are respectively fixed with the impeller through bolts.
The technical scheme of the utility model is further improved as follows: the shape of the connecting plate is trapezoid.
The technical scheme of the utility model is further improved as follows: and reinforcing ribs are arranged at the joints of the connecting rods and the upper cross beam and the lower cross beam respectively.
The technical scheme of the utility model is further improved as follows: the level gauge is armored in a fixing mode of the lower cross beam.
The technical scheme of the utility model is further improved as follows: the length of the upper cross beam is not smaller than that of the lower cross beam.
By adopting the technical scheme, the utility model has the following technical progress:
the utility model has simple structure and convenient use, the impeller is fixed at the fixed rod of the U-shaped dismounting tool body through the mounting plate, the balance is adjusted by adjusting the weight of the hung weight, the unnecessary collision of the impeller in the dismounting and mounting processes is reduced, the maintenance safety is improved, the maintenance process is faster and more efficient, the mounting precision is ensured, and the maintenance quality is improved; in addition, the difficult problem that the space of the overhaul field is narrow and the position of an overhaul worker is difficult is solved.
The fixing rod arranged at the end part of the lower cross beam has a certain width, so that the fixing rod and the mounting plate are fixed more firmly, and the stability of the impeller in the moving process can be ensured more.
The connecting rod is provided with the reinforcing ribs at the joints of the connecting rod and the upper beam and the lower beam respectively, so that the strength of the connecting rod can be effectively ensured, and the upper beam is provided with the left lifting lug and the right lifting lug, so that a hoisting tool can be used for preliminary leveling. The lower beam is provided with a lifting lug far away from the impeller, and can be used for adding a heavy object at the position according to requirements, so that deflection of the side of the impeller can be avoided, and scratch is prevented when the impeller is separated from the rotating shaft. The weight of the suspended weight is adjusted through the level, the basis can be provided when leveling, and the level is protected by adopting armor measures, so that damage is avoided.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a right side view of FIG. 1 (without lifting lugs);
wherein, 1, U-shaped assembly and disassembly tool body, 1-1, entablature, 1-2, connecting rod, 1-3, bottom end rail, 1-4, dead lever, 1-5, the spirit level, 1-6, lug, 1-7, strengthening rib, 2, connecting plate, 3, pivot, 4, impeller, 5, bolt.
Detailed Description
The utility model is further illustrated by the following examples:
the impeller dismounting tool provided by the utility model is mainly applied to the dismounting and mounting of impellers of multi-shaft centrifugal compressors, and mainly comprises two parts as shown in figures 1 and 2: the U-shaped dismounting tool body 1 is used for lifting and moving and has a balancing effect, and the connecting plate 2 is used for fixedly connecting the U-shaped dismounting tool body 1 with the impeller 4. The U-shaped dismounting tool body 1 comprises an upper cross beam 1-1, a lower cross beam 1-3 and a connecting rod 1-2 in the middle, wherein the connection of the upper cross beam 1-1, the lower cross beam 1-3 and the connecting rod 1-2 is in U-shaped arrangement, and the length of the upper cross beam 1-1 is generally limited to be not smaller than that of the lower cross beam 1-3.
The end part of the lower cross beam 1-3 is downwards extended to form a fixing rod 1-4, the fixing rod 1-4 has a certain width and is fixed with the connecting plate 2 through two bolts 5, so that the fixing rod and the mounting plate are fixed more firmly, and the stability of the impeller in the moving process can be ensured. The connecting plate 2 is trapezoid in shape, a round hole through which the rotating shaft 3 can pass is formed, and the upper part and the lower part of the round hole are respectively fixed with the impeller 4 through bolts 5.
Lifting lugs 1-6 for lifting and moving are respectively fixed at two ends of the upper beam 1-1, and a lifting tool can be used for carrying out preliminary leveling; the lower beam 1-3 is provided with lifting lugs 1-6 for hanging weights to play a role in balancing away from the impeller 4, and the lower beam 1-3 is fixedly provided with a level meter 1-5, wherein the level meter 1-5 can be a bubble level meter, and is protected by adopting armor measures, so that damage is avoided. The lower beam is provided with a lifting lug far away from the impeller, and can be used for adding a heavy object at the position according to requirements, so that deflection of the side of the impeller can be avoided, and scratch is prevented when the impeller is separated from the rotating shaft. The weight of the hung weight is adjusted through the level gauge, so that a basis can be provided during leveling.
The connecting rods 1-2 are respectively provided with the reinforcing ribs 1-7 at the joints with the upper cross beam 1-1 and the lower cross beam 1-3, so that the strength of the utility model can be effectively ensured.
The utility model has simple structure and convenient use, the impeller is fixed at the fixed rod of the U-shaped dismounting tool body through the mounting plate, then the two lifting lugs 1-6 at the upper beam 1-1 are hung by adopting the lifting tool, the lifting lugs 1-6 at the lower beam 1-3 are hung with weights until the weights are horizontal according to the display of the level meter 1-5, and then the weights are moved through the lifting tool.
Claims (7)
1. A multi-shaft centrifugal compressor impeller assembly and disassembly tool is characterized in that: the device comprises a U-shaped dismounting tool body (1) which is used for hoisting and moving and plays a role in balancing, and a connecting plate (2) which fixedly connects the U-shaped dismounting tool body (1) with an impeller (4); the U-shaped dismounting tool body (1) comprises an upper cross beam (1-1), a lower cross beam (1-3) and a connecting rod (1-2) in the middle, wherein the upper cross beam (1-1) and the lower cross beam are arranged in a U-shaped manner, and the end part of the lower cross beam (1-3) is fixed with an impeller (4) through the connecting plate (2) and is fixed through bolts; lifting lugs (1-6) for lifting and moving are respectively fixed at two ends of the upper cross beam (1-1), lifting lugs (1-6) for hanging weights for balancing are arranged at positions, away from the impeller (4), of the lower cross beam (1-3), and a level meter (1-5) is fixed on the lower cross beam (1-3).
2. The multi-axis centrifugal compressor impeller assembly and disassembly tool according to claim 1, wherein: the fixing rod (1-4) extends downwards at the position where the lower cross beam (1-3) is fixed with the connecting plate (2), and the fixing rod (1-4) has a certain width and is fixed with the connecting plate (2) through two bolts (5).
3. The multi-axis centrifugal compressor impeller assembly and disassembly tool according to claim 1, wherein: the connecting plate (2) is provided with a round hole through which the rotating shaft (3) can pass, and the upper part and the lower part of the round hole are respectively fixed with the impeller (4) through bolts (5).
4. A multi-shaft centrifugal compressor impeller assembly and disassembly tool according to claim 2 or 3, wherein: the shape of the connecting plate (2) is trapezoid.
5. The multi-axis centrifugal compressor impeller assembly and disassembly tool according to claim 1, wherein: the connecting rod (1-2) is provided with a reinforcing rib (1-7) at the joint of the connecting rod (1-2) and the upper cross beam (1-1) and the lower cross beam (1-3) respectively.
6. The multi-axis centrifugal compressor impeller assembly and disassembly tool according to claim 1, wherein: the level meter (1-5) is armored in a fixing mode of the lower cross beam (1-3).
7. The multi-axis centrifugal compressor impeller assembly and disassembly tool according to claim 1, wherein: the length of the upper cross beam (1-1) is not smaller than that of the lower cross beam (1-3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321339669.4U CN219704967U (en) | 2023-05-30 | 2023-05-30 | Multi-shaft centrifugal compressor impeller dismounting tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321339669.4U CN219704967U (en) | 2023-05-30 | 2023-05-30 | Multi-shaft centrifugal compressor impeller dismounting tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219704967U true CN219704967U (en) | 2023-09-19 |
Family
ID=87976470
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321339669.4U Active CN219704967U (en) | 2023-05-30 | 2023-05-30 | Multi-shaft centrifugal compressor impeller dismounting tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219704967U (en) |
-
2023
- 2023-05-30 CN CN202321339669.4U patent/CN219704967U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN219704967U (en) | Multi-shaft centrifugal compressor impeller dismounting tool | |
| CN205172827U (en) | Fan overhauls module platform | |
| CN207598532U (en) | A kind of centrifugal blower of adjustable air-port angle | |
| CN106829778B (en) | A kind of horizontal pump maintenance maintenance unit | |
| CN201592941U (en) | Scale type balance lifting tool | |
| CN206188204U (en) | Specialized tool is lifted by crane in inspection of turbo generator set axle bush | |
| CN212053710U (en) | Height-adjustable movable type cantilever operation platform | |
| CN101776033B (en) | Hydraulic dismounting device for vertical-shaft pelton turbine rotating wheel | |
| CN211266705U (en) | Split type motor assembly fixture of range extender | |
| CN217372208U (en) | Motor rotor overhauling tool | |
| CN209583525U (en) | High-altitude traveling motor installs station | |
| CN209353864U (en) | A kind of 220kV high-tension apparatus area pinpoints safe fence bar | |
| CN215208002U (en) | Tool for assembling and disassembling bearing box cover of steam turbine | |
| CN216229148U (en) | Multi-shaft compressor driving wheel dismounting tool | |
| CN112125159A (en) | Method for disassembling and assembling heavy water pump | |
| CN220642211U (en) | Quick extracting tool of centrifugal impeller | |
| CN112551339B (en) | Fire cleaning machine vertical distributor dismounting device and dismounting method thereof | |
| CN212151359U (en) | Traction positioning device for cooperative operation of two traveling cranes | |
| CN216517935U (en) | Small rotating wheel | |
| CN115366046B (en) | Shaft dismounting device for boiler fan impeller | |
| CN219697458U (en) | Large-scale axial-flow rotating propeller unit rotor magnetic pole dismouting frock | |
| CN213039258U (en) | Oil pumping unit horse head turning tool | |
| CN216863576U (en) | Helicopter winch dismounting device | |
| CN212564315U (en) | Anti-falling safety device for operation on top surface of reduction gearbox of oil pumping unit | |
| CN213411842U (en) | Heavy type traveling hammer |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |