CN219774451U - Impeller extracting tool - Google Patents
Impeller extracting tool Download PDFInfo
- Publication number
- CN219774451U CN219774451U CN202321159874.2U CN202321159874U CN219774451U CN 219774451 U CN219774451 U CN 219774451U CN 202321159874 U CN202321159874 U CN 202321159874U CN 219774451 U CN219774451 U CN 219774451U
- Authority
- CN
- China
- Prior art keywords
- arc ring
- wall
- circular arc
- pump shaft
- impeller
- 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
- 238000003780 insertion Methods 0.000 claims description 14
- 230000037431 insertion Effects 0.000 claims description 14
- 238000012423 maintenance Methods 0.000 description 4
- 241001391944 Commicarpus scandens Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model relates to the technical field of impeller disassembly and discloses an impeller disassembly tool, which comprises a pump shaft, a wedge-shaped shaft sleeve and an impeller, wherein the wedge-shaped shaft sleeve is arranged on the outer wall of the pump shaft, the impeller is fixedly connected to the outer wall of the wedge-shaped shaft sleeve, a disassembly assembly is arranged on the outer wall of the pump shaft, the disassembly assembly comprises a first circular arc ring, a second circular arc ring, a connecting plate, a limiting plate, an inserting block, an inserting hole and an inserting rod, the first circular arc ring is arranged at the bottom of the pump shaft, the second circular arc ring is arranged at the top of the pump shaft, and the connecting plate is fixedly connected to the outer wall of the first circular arc ring. According to the impeller disassembling tool, the first arc ring and the second arc ring are arranged on the outer wall of the pump shaft, the first arc ring and the second arc ring are pushed to slide on the outer wall of the pump shaft until the first arc ring and the second arc ring apply thrust to the wedge-shaped sleeve, so that the wedge-shaped sleeve is separated from the pump shaft, and the impeller and the pump shaft are disassembled, so that the operation is simple and convenient.
Description
Technical Field
The utility model relates to the technical field of impeller disassembly, in particular to an impeller disassembly tool.
Background
The company adopts the deep-well pump in the aspects of power plant equipment and water supply conveying, the deep-well pump is a multistage centrifugal pump, the multistage centrifugal pump is formed by integrating more than two centrifugal pumps with the same function, and in the fluid channel structure, a medium pressure relief port of a first stage is communicated with an inlet of a second stage, and a medium pressure relief port of the second stage is communicated with an inlet of a third stage, so that the multistage centrifugal pump is formed by the mechanism connected in series.
The multistage centrifugal pump is generally provided with 15-20 stages, and damaged spare parts are replaced after the impeller is detached step by step during maintenance, because the impeller and the shaft are fixedly connected in a wedge-shaped manner, once the impeller is installed in place, the impeller is difficult to detach unless the impeller is stressed from a small head part of the wedge-shaped impeller to loosen, and then the impeller can be detached; because the impeller is smaller, and the wedge-shaped shaft sleeve is easy to break due to uneven stress when the wedge-shaped shaft sleeve is disassembled. Therefore, when the multistage centrifugal pump is damaged and needs to be maintained, the maintenance of departments lacks special tools because of higher external maintenance cost, and the maintenance is easy to damage spare parts when being disassembled.
Disclosure of Invention
The utility model aims to provide an impeller disassembling tool for solving the problems in the background art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an impeller extracting tool, includes pump shaft, wedge type axle sleeve and impeller, wedge type axle sleeve is installed in the outer wall of pump shaft, impeller fixed connection is in the outer wall of wedge type axle sleeve, the outer wall of pump shaft is installed and is dismantled the subassembly.
The disassembly assembly comprises a first circular arc ring, a second circular arc ring, a connecting plate, a limiting plate, an inserting block, an inserting hole and an inserting rod, wherein the first circular arc ring is installed at the bottom of the pump shaft, the second circular arc ring is installed at the top of the pump shaft, the connecting plate is fixedly connected to the outer wall of the first circular arc ring, the limiting plate is fixedly connected to the outer wall of the second circular arc ring, the inserting block is fixedly connected to the top of the connecting plate, the inserting hole is formed in the inside of the limiting plate, and the inserting rod is installed in the inside of the inserting block.
Preferably, the inner wall of the wedge-shaped shaft sleeve is in sliding connection with the outer wall of the pump shaft, and the wedge-shaped shaft sleeve can be connected with the pump shaft in a sliding mode.
Preferably, the inner wall of the first circular arc ring and the inner wall of the second circular arc ring are both in sliding connection with the outer wall of the pump shaft, the first circular arc ring and the second circular arc ring can slide on the outer wall of the pump shaft, the inner diameters of one ends of the first circular arc ring and the second circular arc ring are the same relative to the inner diameter of one end of the wedge-shaped shaft sleeve, and the wedge-shaped shaft sleeve is conveniently taken down from the outer wall of the pump shaft in a pushing mode.
Preferably, the connecting plate and the limiting plate are respectively distributed on the left side and the right side of the outer wall of the first circular arc ring and the left side and the right side of the outer wall of the second circular arc ring, and can help the first circular arc ring and the second circular arc ring to be connected and fixed during installation, and the top of the insertion block penetrates through the insertion hole and extends to the upper side of the limiting plate.
Preferably, the outer wall of the plug block is in sliding connection with the inner wall of the jack, the plug block can penetrate through the jack in a sliding mode, an inner hole is formed in the plug block, the outer wall of the plug rod is in sliding connection with the inner wall of the inner hole, and the plug rod can be installed in a sliding mode.
Preferably, the bottom of inserted bar and the top sliding connection of limiting plate, the inserted bar can slide at the top of limiting plate to accomplish the spacing to the inserted block.
The utility model provides an impeller disassembling tool, which has the following beneficial effects:
1. according to the impeller disassembling tool, the first arc ring and the second arc ring are arranged on the outer wall of the pump shaft, the first arc ring and the second arc ring are pushed to slide on the outer wall of the pump shaft until the first arc ring and the second arc ring apply thrust to the wedge-shaped sleeve, so that the wedge-shaped sleeve is separated from the pump shaft, and the impeller and the pump shaft are disassembled, so that the operation is simple and convenient.
2. This impeller extracting tool, when installing circular arc ring one and circular arc ring two, the inserted block can run through the jack to extend to the top of limiting plate, through the slip inserted bar this moment, make the inserted bar pass through the inserted block, and the bottom of inserted bar and the top sliding connection of limiting plate, thereby accomplish the connection between circular arc ring one and the circular arc ring two and fix.
Drawings
FIG. 1 is a perspective view of the overall structure of the present utility model;
FIG. 2 is an exploded view of the impeller structure of the present utility model;
FIG. 3 is a schematic perspective view of the disassembly assembly of the present utility model;
fig. 4 is an exploded view of the construction of the disassembly assembly of the present utility model.
In the figure: 1. a pump shaft; 2. wedge-shaped shaft sleeve; 3. an impeller; 4. disassembling the assembly; 401. arc ring I; 402. arc ring II; 403. a connecting plate; 404. a limiting plate; 405. inserting blocks; 406. a jack; 407. and a plunger.
Description of the embodiments
As shown in fig. 1-4, the present utility model provides a technical solution: the utility model provides an impeller extracting tool, includes pump shaft 1, wedge type axle sleeve 2 and impeller 3, and wedge type axle sleeve 2 installs in the outer wall of pump shaft 1, and wedge type axle sleeve 2's inner wall and the outer wall sliding connection of pump shaft 1, wedge type axle sleeve 2 can be connected with pump shaft 1 through gliding mode, and impeller 3 fixed connection is in the outer wall of wedge type axle sleeve 2, and dismantling the subassembly 4 is installed to the outer wall of pump shaft 1.
The disassembly assembly 4 comprises a first arc ring 401, a second arc ring 402, a connecting plate 403, a limiting plate 404, an inserting block 405, an inserting hole 406 and an inserting rod 407, wherein the first arc ring 401 is arranged at the bottom of the pump shaft 1, the second arc ring 402 is arranged at the top of the pump shaft 1, the inner wall of the first arc ring 401 and the inner wall of the second arc ring 402 are both in sliding connection with the outer wall of the pump shaft 1, the first arc ring 401 and the second arc ring 402 can slide on the outer wall of the pump shaft 1, the inner diameters of one end of the first arc ring 401 and one end of the second arc ring 402 are the same relative to the inner diameter of one end of the wedge-shaped shaft sleeve 2, the wedge-shaped shaft sleeve 2 is conveniently removed from the outer wall of the pump shaft 1 in a pushing manner, the connecting plate 403 is fixedly connected to the outer wall of the first arc ring 401, the limiting plate 404 is fixedly connected to the outer wall of the second arc ring 402, the connecting plate 403 and the limiting plate 404 are respectively distributed at the left and right sides of the outer wall of the first arc ring 401 and the outer wall of the second arc ring 402, the circular arc ring I401 and the circular arc ring II 402 can be connected and fixed, the insert block 405 is fixedly connected to the top of the connecting plate 403, the top of the insert block 405 penetrates through the insertion hole 406 and extends to the upper side of the limiting plate 404, an inner hole is formed in the insert block 405, the insertion hole 406 is formed in the limiting plate 404, the outer wall of the insert block 405 is slidably connected with the inner wall of the insertion hole 406, the insert block 405 penetrates through the insertion hole 406 in a sliding manner, the insert rod 407 is arranged in the insert block 405, the outer wall of the insert rod 407 is slidably connected with the inner wall of the inner hole, the insert rod 407 is arranged in a sliding manner, the bottom of the insert rod 407 is slidably connected with the top of the limiting plate 404, the insert rod 407 can slide on the top of the limiting plate 404, thereby limiting the insert block 405, the circular arc ring I401 and the circular arc ring II 402 are arranged on the outer wall of the pump shaft 1 and the circular arc ring I401 and the circular arc ring II 402 are pushed, the first arc ring 401 and the second arc ring 402 slide on the outer wall of the pump shaft 1 until the first arc ring 401 and the second arc ring 402 apply thrust to the wedge-shaped shaft sleeve 2, so that the wedge-shaped shaft sleeve 2 is separated from the pump shaft 1, the disassembly between the impeller 3 and the pump shaft 1 is completed, the operation is simple and convenient, when the first arc ring 401 and the second arc ring 402 are installed, the insert block 405 penetrates through the insertion hole 406 and extends to the upper side of the limiting plate 404, at the moment, the insert rod 407 penetrates through the insert block 405 by sliding the insert rod 407, the bottom of the insert rod 407 is in sliding connection with the top of the limiting plate 404, and the connection and fixation between the first arc ring 401 and the second arc ring 402 are completed.
When the novel pump is used, the first arc ring 401 and the second arc ring 402 are moved, so that the inner wall of the first arc ring 401 and the inner wall of the second arc ring 402 are in contact with the outer wall of the pump shaft 1, the insertion block 405 penetrates through the insertion hole 406 and extends to the upper side of the limiting plate 404, an operator can move the insertion rod 407 in a sliding fixing mode, the insertion rod 407 slides in the insertion block 405, limiting of the connecting plate 403 is completed, thrust is applied to the first arc ring 401 and the second arc ring 402, the first arc ring 401 and the second arc ring 402 slide on the outer wall of the pump shaft 1, and the wedge-shaped shaft sleeve 2 is pushed to separate the wedge-shaped shaft sleeve 2 from the pump shaft 1, and accordingly the impeller 3 is detached.
Claims (6)
1. The utility model provides an impeller extracting tool, includes pump shaft (1), wedge type axle sleeve (2) and impeller (3), wedge type axle sleeve (2) are installed in the outer wall of pump shaft (1), impeller (3) fixed connection is in the outer wall of wedge type axle sleeve (2), its characterized in that: the outer wall of the pump shaft (1) is provided with a dismounting assembly (4);
the disassembly assembly (4) comprises a circular arc ring I (401), a circular arc ring II (402), a connecting plate (403), a limiting plate (404), an inserting block (405), an inserting hole (406) and an inserting rod (407), wherein the circular arc ring I (401) is installed at the bottom of the pump shaft (1), the circular arc ring II (402) is installed at the top of the pump shaft (1), the connecting plate (403) is fixedly connected to the outer wall of the circular arc ring I (401), the limiting plate (404) is fixedly connected to the outer wall of the circular arc ring II (402), the inserting block (405) is fixedly connected to the top of the connecting plate (403), the inserting hole (406) is formed in the limiting plate (404), and the inserting rod (407) is installed in the inserting block (405).
2. An impeller removal tool according to claim 1, wherein: the inner wall of the wedge-shaped shaft sleeve (2) is in sliding connection with the outer wall of the pump shaft (1).
3. An impeller removal tool according to claim 1, wherein: the inner wall of the first circular arc ring (401) and the inner wall of the second circular arc ring (402) are both in sliding connection with the outer wall of the pump shaft (1), and the inner diameters of one end of the first circular arc ring (401) and one end of the second circular arc ring (402) are the same as the inner diameter of one end of the wedge-shaped shaft sleeve (2).
4. An impeller removal tool according to claim 1, wherein: the connecting plate (403) and the limiting plate (404) are respectively distributed on the left side and the right side of the outer wall of the first circular arc ring (401) and the left side and the right side of the outer wall of the second circular arc ring (402), and the top of the insertion block (405) penetrates through the insertion hole (406) and extends to the upper part of the limiting plate (404).
5. An impeller removal tool according to claim 1, wherein: the outer wall of the plug block (405) is in sliding connection with the inner wall of the jack (406), an inner hole is formed in the plug block (405), and the outer wall of the plug rod (407) is in sliding connection with the inner wall of the inner hole.
6. An impeller removal tool according to claim 1, wherein: the bottom of the inserted link (407) is in sliding connection with the top of the limiting plate (404).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321159874.2U CN219774451U (en) | 2023-05-15 | 2023-05-15 | Impeller extracting tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321159874.2U CN219774451U (en) | 2023-05-15 | 2023-05-15 | Impeller extracting tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219774451U true CN219774451U (en) | 2023-09-29 |
Family
ID=88131299
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321159874.2U Active CN219774451U (en) | 2023-05-15 | 2023-05-15 | Impeller extracting tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219774451U (en) |
-
2023
- 2023-05-15 CN CN202321159874.2U patent/CN219774451U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN219774451U (en) | Impeller extracting tool | |
| CN204183192U (en) | A kind of detaching device for pin shaft | |
| CN203245570U (en) | Tool for demounting shaft | |
| CN208468252U (en) | Well submersible pump impeller removal tool special | |
| CN210178779U (en) | Coupling convenient to detach on deep-well pump | |
| CN217943204U (en) | Movable support suitable for multistage deep-well pump shaft coupling dismouting | |
| CN211103744U (en) | Combined fan impeller dismounting tool | |
| CN210196047U (en) | Water pumping device for river | |
| CN220470280U (en) | Pump body impeller installation frock | |
| CN216504886U (en) | Ball valve maintenance tool | |
| CN204082644U (en) | A kind of rotor part of sewage MODEL VERTICAL MULTISTAGE PUMP | |
| CN218093576U (en) | Water pump impeller structure for automatic drainage system | |
| CN219986755U (en) | Novel hydraulic coupler disassembly and assembly integrated device | |
| CN114856883B (en) | Easy-to-disassemble horizontal shaft mixed-flow type rotating wheel structure, disassembly tool and disassembly method | |
| CN219189269U (en) | Labor-saving dismounting device for sleeve nut of gas turbine | |
| CN215470902U (en) | High-pressure water descaling liquid inlet and outlet valve dismounting tool | |
| CN220521322U (en) | Connecting device of screw ground anchor vehicle anchor rod | |
| CN114018356B (en) | Reluctance type internet of things water meter | |
| CN219633632U (en) | Special tool for disassembling movable guide vane sleeve of water turbine | |
| CN114001039B (en) | Connection structure of fan impeller and motor | |
| CN219685430U (en) | Alkylation device large circulation pump bearing extracting tool | |
| CN214560544U (en) | Check valve and special tool for disassembling check valve | |
| CN221314067U (en) | Impeller disassembling tool for liquid ring vacuum pump | |
| CN217751254U (en) | Dismounting device for electric pump thrust disc | |
| CN216543066U (en) | Device for dismounting and mounting rotor impeller of centrifugal fan |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |