CN219404119U - Dismounting tool - Google Patents
Dismounting tool Download PDFInfo
- Publication number
- CN219404119U CN219404119U CN202320461650.0U CN202320461650U CN219404119U CN 219404119 U CN219404119 U CN 219404119U CN 202320461650 U CN202320461650 U CN 202320461650U CN 219404119 U CN219404119 U CN 219404119U
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- China
- Prior art keywords
- pull rod
- hole
- rod
- width
- threaded hole
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
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Abstract
The utility model discloses a disassembling tool which comprises a main body, an ejector rod and a pull rod, wherein the main body comprises a circular plate, a U-shaped hole and a central threaded hole, the U-shaped hole and the central threaded hole are through holes positioned on the circular plate, the central threaded hole is positioned in the middle of the circular plate, and threads are arranged on the inner surface of the central threaded hole; one end of the ejector rod is conical, the other end of the ejector rod is in an outer hexagon shape, and the middle part of the ejector rod is a cylinder with threads; one end of the pull rod is threaded, the other end of the pull rod is in an outer hexagon shape, the middle part of the pull rod is a cylinder with a unthreaded surface, the width of the threaded end of the pull rod is smaller than the width of the U-shaped hole, and the width of the middle part of the pull rod is smaller than the width of the U-shaped hole. The disassembling tool disclosed by the utility model has a simple structure, the size of the pull rod of the special tool can be adjusted according to the field use requirement, the number of tools carried by an maintainer is reduced, and the maintenance time is saved.
Description
Technical Field
The utility model relates to the field of tools, in particular to a disassembly tool device of a centrifugal fan impeller.
Background
When the centrifugal fan impeller is disassembled, the common tool is a puller, but the pull rod of the existing puller is fixed in position between puller main bodies and is troublesome to disassemble, so that a maintenance machine needs to be configured with a plurality of types of pulls Ma Cai to meet the disassembly requirement; in addition, in the moving process of the main body of the existing puller, the pull Ma Dinggan is completely moved out of the pull Ma Zhuti due to carelessness of a maintenance machine, and the pull Ma Dinggan is moved out instantly, so that the main body of the puller and the fan impeller in the disassembly fall down to cause potential safety hazard.
Disclosure of Invention
In order to solve the problems in the prior art, the utility model discloses a disassembling tool which comprises a main body, a push rod and a pull rod, wherein the main body comprises a circular plate, a U-shaped hole and a central threaded hole, the U-shaped hole and the central threaded hole are through holes positioned on the circular plate, the central threaded hole is positioned in the middle of the circular plate, and threads are arranged on the inner surface of the central threaded hole;
one end of the ejector rod is conical, the other end of the ejector rod is in an outer hexagon shape, the middle part of the ejector rod is a cylinder with threads, the ejector rod passes through the center threaded hole, and the threads of the middle part of the ejector rod and the threads of the inner surface of the center threaded hole can be mutually matched tightly;
the utility model discloses a pull rod, including U type hole, pull rod, U type hole, screw thread, outer hexagon is used to the one end of pull rod, the other end of pull rod is the outer hexagon, the mid portion of pull rod is the cylinder of surface unthreaded, the width of threaded one end of pull rod is less than the width of U type hole, the width of mid portion of pull rod is less than the width of U type hole, the width of the other end of pull rod is greater than U type hole width, make one end and the mid portion of pull rod can pass U type hole and in the U type downthehole edge front and back and upper and lower direction slip, the other end of pull rod can not pass U type hole.
The width of the other end of the ejector rod is larger than the diameter of the central threaded hole, so that the other end of the ejector rod cannot penetrate through the central threaded hole
The threads of the middle part of the ejector rod and the threads of the inner surface of the central threaded hole can be matched tightly, so that the middle part of the ejector rod passes through the central threaded hole in a spiral mode along the front-back direction, and the middle part of the ejector rod cannot move in the central threaded hole along other directions.
The dismounting tool comprises a plurality of U-shaped holes, the U-shaped holes are symmetrically distributed in the circular plate, and the U-shaped holes are symmetrical along the center threaded hole.
The dismounting tool comprises four U-shaped holes.
The ejector rod further comprises a limiting part, wherein the limiting part is positioned at one end of the ejector rod and used for preventing the ejector rod from leaving the central threaded hole.
The limiting part is sleeved at one end of the ejector rod and is spirally connected with one end of the ejector rod.
The dismounting tool is used for dismounting the fan impeller, and when the dismounting tool is used, one end of the pull rod is inserted into and spirally connected with the threaded holes around the impeller, one end of the ejector rod is propped against the middle part of the fan, and the main body drives the pull rod to further drive the impeller to leave the fan by rotating the ejector rod.
The utility model has the following advantages:
the pull rod and the main body of the dismounting tool slide back and forth, so that the pull rod and the main body can be conveniently dismounted, and meanwhile, the pull rods with different diameters are conveniently matched with the same main body, so that a maintenance machine only needs to store the different pull rods; meanwhile, the pull rod can slide up and down with the U-shaped hole of the main body, so that the fan impellers of different types can be conveniently disassembled and assembled;
the limiting part is arranged at the tail end of the ejector rod of the dismounting tool, so that potential safety hazards caused by abnormal removal of the ejector rod from the main body are avoided;
the disassembling tool provided by the utility model has the advantages that the structure is simple, the use is convenient, the size of the special tool pull rod can be adjusted according to the field use requirement during use, the number of tools carried by an maintainer is reduced, the maintenance time is saved, and the maintenance work efficiency is improved.
Drawings
In order to more clearly illustrate the technical solution of the embodiments of the present utility model, the drawings that are needed in the description of the embodiments will be briefly described.
FIG. 1 is a schematic view of the whole structure of the dismounting tool without the limit part.
Fig. 2 is a schematic view of a disc of the removal tool of the present utility model.
FIG. 3 is a schematic view of the whole structure of the disassembling tool with a limiting portion
Description of the embodiments
The following will describe the technical scheme of the embodiment of the utility model clearly and completely;
as shown in fig. 1-3: in order to solve the problems in the prior art, the utility model discloses a disassembling tool, which comprises a main body 1, a push rod 2 and a pull rod 3, wherein the main body 1 comprises a circular plate 10, a U-shaped hole 11 and a central threaded hole 12, the U-shaped hole 11 and the central threaded hole 12 are through holes positioned on the circular plate 10, the central threaded hole 12 is positioned in the middle of the circular plate 10, and threads are arranged on the inner surface of the central threaded hole 12;
one end of the ejector rod 2 is conical, the other end of the ejector rod 2 is in an outer hexagon shape, the middle part of the ejector rod 2 is a cylinder with threads, the ejector rod 2 passes through the center threaded hole 12, and the threads of the middle part of the ejector rod 2 and the threads of the inner surface of the center threaded hole 12 can be tightly matched with each other;
one end of the pull rod 3 is threaded, the other end of the pull rod 3 is in an outer hexagon shape, the middle part of the pull rod 3 is a cylinder with a unthreaded surface, the width of the threaded end of the pull rod 3 is smaller than the width of the U-shaped hole 11, the width of the middle part of the pull rod 3 is smaller than the width of the U-shaped hole 11, the width of the other end of the pull rod 3 is larger than the width of the U-shaped hole 11, so that one end and the middle part of the pull rod 3 can penetrate through the U-shaped hole 11 and slide in the U-shaped hole 11 along the front-back direction and the up-down direction, and the other end of the pull rod 3 cannot penetrate through the U-shaped hole 11.
The width of the other end of the ejector rod 2 is larger than the diameter of the central threaded hole 12, so that the other end of the ejector rod 2 cannot pass through the central threaded hole 12
Since the screw thread of the middle portion of the push rod 2 and the screw thread of the inner surface of the central screw hole 12 can be tightly fitted with each other, the middle portion of the push rod 2 passes through the central screw hole 12 in a screw form in the front-rear direction, and the middle portion of the push rod 2 cannot move in the central screw hole 12 in other directions.
The dismounting tool comprises a plurality of U-shaped holes 11, the U-shaped holes 11 are symmetrically distributed in the circular plate 10, and the U-shaped holes 11 are symmetrically distributed along the center threaded hole 12.
The removal tool comprises four of the U-shaped holes 11.
The ejector rod 2 further comprises a limiting part 21, the limiting part 21 is located at one end of the ejector rod 2, and the limiting part 21 is used for preventing the ejector rod 2 from leaving the central threaded hole 12.
The limiting part 21 is sleeved at one end of the ejector rod 2 and is spirally connected with one end of the ejector rod 2.
The dismounting tool is used for dismounting a fan impeller, when the dismounting tool is used, one end of the pull rod 3 is inserted into and spirally connected with screw holes around the impeller, one end of the ejector rod 2 is propped against the middle part of the fan, and the main body 1 drives the pull rod 3 to drive the impeller to leave the fan by rotating the ejector rod 2.
The utility model has the following advantages:
the pull rod 3 and the main body 1 of the dismounting tool slide back and forth, so that the pull rod 3 and the main body 1 can be conveniently dismounted, and meanwhile, the pull rods 3 with different diameters are conveniently matched with the same main body 1, so that a maintenance machine only needs to store the different pull rods 3; meanwhile, the pull rod 3 can slide up and down with the U-shaped hole 11 of the main body 1, so that the fan impellers of different types can be conveniently disassembled and assembled;
the tail end of the ejector rod 2 of the dismounting tool is provided with the limiting part 21, so that potential safety hazards caused by abnormal removal of the ejector rod 2 from the main body 1 are avoided;
the disassembling tool provided by the utility model has the advantages that the structure is simple, the use is convenient, the size of the special tool pull rod 3 can be adjusted according to the field use requirement during use, the number of tools carried by an maintainer is reduced, the maintenance time is saved, and the maintenance work efficiency is improved.
Claims (7)
1. The dismounting tool is characterized by comprising a main body, a push rod and a pull rod, wherein the main body comprises a circular plate, a U-shaped hole and a central threaded hole, the U-shaped hole and the central threaded hole are through holes formed in the circular plate, the central threaded hole is formed in the middle of the circular plate, and threads are arranged on the inner surface of the central threaded hole; one end of the ejector rod is conical, the other end of the ejector rod is in an outer hexagon shape, the middle part of the ejector rod is a cylinder with threads, the ejector rod passes through the center threaded hole, and the threads of the middle part of the ejector rod and the threads of the inner surface of the center threaded hole can be mutually matched tightly; the utility model discloses a pull rod, including U type hole, pull rod, U type hole, screw thread, outer hexagon is used to the one end of pull rod, the other end of pull rod is the outer hexagon, the mid portion of pull rod is the cylinder of surface unthreaded, the width of threaded one end of pull rod is less than the width of U type hole, the width of mid portion of pull rod is less than the width of U type hole, the width of the other end of pull rod is greater than U type hole width, make one end and the mid portion of pull rod can pass U type hole and in the U type downthehole edge front and back and upper and lower direction slip, the other end of pull rod can not pass U type hole.
2. A removing tool according to claim 1, wherein the other end of the ejector pin has a width larger than the diameter of the center screw hole so that the other end of the ejector pin cannot pass through the center screw hole, and the intermediate portion of the ejector pin is made to pass through the center screw hole in a spiral form in the front-rear direction and so that the intermediate portion of the ejector pin cannot move in the center screw hole in the other direction, because the threads of the intermediate portion of the ejector pin and the threads of the inner surface of the center screw hole can be closely fitted to each other.
3. The removing tool according to claim 2, wherein the removing tool comprises a plurality of the U-shaped holes, the plurality of the U-shaped holes are symmetrically distributed in the circular plate, and the plurality of the U-shaped holes are symmetrically distributed along the central threaded hole.
4. A removal tool as claimed in claim 3, wherein said removal tool comprises four of said U-shaped apertures.
5. The removal tool of claim 4, wherein the post further comprises a stop portion at one end of the post, the stop portion being configured to prevent the post from exiting the threaded central bore.
6. The disassembling tool according to claim 5, wherein the limiting part is sleeved at one end of the ejector rod and is spirally connected with one end of the ejector rod.
7. The disassembling tool according to claim 6, wherein the disassembling tool is used for disassembling a fan impeller, when the disassembling tool is used, one end of the pull rod is inserted into and spirally connected with a threaded hole around the impeller, one end of the ejector rod abuts against the middle of the fan, and the ejector rod is rotated, so that the main body drives the pull rod to further drive the impeller to leave the fan.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320461650.0U CN219404119U (en) | 2023-03-13 | 2023-03-13 | Dismounting tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320461650.0U CN219404119U (en) | 2023-03-13 | 2023-03-13 | Dismounting tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219404119U true CN219404119U (en) | 2023-07-25 |
Family
ID=87207019
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320461650.0U Active CN219404119U (en) | 2023-03-13 | 2023-03-13 | Dismounting tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219404119U (en) |
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2023
- 2023-03-13 CN CN202320461650.0U patent/CN219404119U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |