CN218052449U - Large cross bolt dismounting tool - Google Patents
Large cross bolt dismounting tool Download PDFInfo
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- CN218052449U CN218052449U CN202221731376.6U CN202221731376U CN218052449U CN 218052449 U CN218052449 U CN 218052449U CN 202221731376 U CN202221731376 U CN 202221731376U CN 218052449 U CN218052449 U CN 218052449U
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Abstract
The utility model discloses a large-scale cross bolt assembly and disassembly tools, be in including tool body, setting the outer hexagonal bolt head of tool body one end, setting are in the cross convex assembly and disassembly head of the tool body other end, the tool body is the cylinder structure, radially seted up the through-hole in the tool body. The utility model discloses a large-scale cross bolt assembly and disassembly tools simple structure, convenient operation, it is safe in utilization, maintainer utilize this instrument can be safe, convenient, laborsaving dismouting large-scale cross spill bolt, effectively improved maintenance work efficiency.
Description
Technical Field
The utility model belongs to the technical field of machinery, concretely relates to large-scale cross bolt assembly and disassembly tools.
Background
In the maintenance industry of large synchronous motors, the rotor needs to be maintained or replaced regularly. The cross bolt is a part for fixing the winding and the polar plate on the rotor of the large synchronous motor, and needs to be disassembled and assembled when the rotor is overhauled, and the cross bolt is large in size, small in thread space and tight in matching, so that an effective and simple special disassembling and assembling tool is lacking at present, and therefore overhauling is difficult and overhauling efficiency is low.
SUMMERY OF THE UTILITY MODEL
For solving the technical problem that exists among the above-mentioned prior art, the utility model provides a large-scale cross bolt assembly and disassembly tools, large-scale cross bolt assembly and disassembly tools includes the tool main part, sets up the outer hexagonal bolt head of tool main part one end, set up the cross convex assembly and disassembly head of the tool main part other end, the tool main part is the cylinder structure, radially seted up the through-hole in the tool main part.
Further, in the above-mentioned large cross bolt assembling and disassembling tool, the cross convex assembling head is matched with a large cross concave bolt to be assembled and disassembled.
Further, in the large cross bolt attachment/detachment tool, the outer hexagonal bolt head is matched with an inner hexagonal electric wrench for assisting attachment/detachment.
Further, in the large cross bolt attaching and detaching tool, the tool body has a length of 160mm and a diameter of 80mm.
Further, in the above-described large cross bolt attachment and detachment tool, the through hole is a circular hole having a diameter of 42 mm.
Further, in the large cross bolt dismounting tool, a dismounting head reinforcing section is arranged between the tool main body and the cross convex dismounting head, the diameter of the dismounting head reinforcing section is smaller than that of the tool main body, the dismounting head reinforcing section and the tool main body are in transition through a conical transition section, and the cross convex dismounting head is fixedly formed on the end face of the dismounting head reinforcing section.
The utility model discloses a large-scale cross bolt assembly and disassembly tools has following advantage and beneficial effect: simple structure, convenient operation, it is safe in utilization, the maintainer utilizes this instrument can be safely, convenient, laborsaving dismouting large-scale cross spill bolt, has effectively improved maintenance work efficiency.
Drawings
The accompanying drawings, which are included to provide a further understanding of the embodiments of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and do not constitute a limitation on the scope of the invention. In the drawings:
fig. 1 is a schematic structural view of a large cross bolt disassembling tool of the present invention;
FIG. 2 is a left side view of the large cross-bolt removal tool of FIG. 1;
fig. 3 is a right side view of the large cross bolt dismantling tool shown in fig. 1.
Description of the reference numerals:
the tool comprises a 1-outer hexagon bolt head, a 2-tool main body, a 3-through hole, a 4-dismounting head reinforcing section and a 5-cross convex dismounting head.
Detailed Description
To make the purpose, technical solution and advantages of the present invention clearer, the following will combine the embodiments of the present invention and the corresponding drawings to clearly and completely describe the technical solution of the present invention. It is obvious that the described embodiments are only some of the embodiments of the present invention, and not all of them. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
As shown in fig. 1, 2 and 3, the utility model discloses a large-scale cross bolt assembly and disassembly tools includes tool body 2, sets up at the outer hexagon bolt head 1 of 2 one ends of tool body, sets up at the cross convex dismouting head 5 of the 2 other ends of tool body, and tool body 2 is the cylinder structure to along radially having seted up through-hole 3 on tool body 2.
The cross male dismantling head 5 is mated with the large cross female bolt to be dismantled and preferably quenched to improve its strength.
The outer hexagon bolt head 1 is matched with an inner hexagon electric wrench for assisting dismounting.
As a specific implementation mode, the utility model discloses a tool main body 2 among large-scale cross bolt assembly and disassembly tools is made by the high strength tool steel that steel grade is 42CrMoA, and tool main body 2's length is 160mm, the diameter is 80mm.
As a specific implementation mode, the utility model discloses a through-hole 3 among the large-scale cross bolt assembly and disassembly tools is the round hole that the diameter is 42mm for penetrate for example length is 6000mm, the diameter is 40 mm's round steel, thereby implement the dismouting.
As a specific implementation mode, the utility model discloses an among the large-scale cross bolt assembly and disassembly tools, can be provided with dismouting head reinforcing section 4 between instrument main part 2 and cross convex dismouting head 5, the diameter of dismouting head reinforcing section 4 is less than the diameter of instrument main part 2, passes through the toper changeover portion between dismouting head reinforcing section 4 and the instrument main part 2, and cross convex dismouting head 5 is fixed to be formed on the terminal surface of dismouting head reinforcing section 4. With the above structure, the strength of the cross-shaped convex attaching and detaching head 5 can be enhanced.
The utility model discloses a large-scale cross bolt assembly and disassembly tools's application method does: during the dismouting, cooperate in large-scale cross spill bolt and chucking with assembly and disassembly and assembly tool's cross convex dismouting head 5, embolia assembly and assembly tool's outer hexagon bolt head 1 with interior hexagonal electric wrench to penetrate assembly and assembly tool's through-hole 3 with the round steel, through rotating round steel and electric wrench simultaneously, can be safely, conveniently, laborsavingly dismouting large-scale cross spill bolt.
To sum up, compare with prior art, the utility model discloses a large-scale cross bolt assembly and disassembly tools has following advantage and beneficial effect: simple structure, convenient operation, it is safe in utilization, the maintainer utilizes this instrument can be safely, convenient, laborsaving dismouting large-scale cross spill bolt, has effectively improved maintenance work efficiency.
It is noted that, in this document, relational terms such as "first" and "second," and the like, may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. In addition, "front", "rear", "left", "right", "upper" and "lower" in this document are referred to the placement states shown in the drawings.
Finally, it should be noted that: the above embodiments are only used for illustrating the technical solution of the present invention, and not for limiting the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications or substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present invention.
Claims (6)
1. The utility model provides a large-scale cross bolt assembly and disassembly tools, its characterized in that, large-scale cross bolt assembly and disassembly tools includes the tool main part, sets up outer hexagon bolt head, the setting of tool main part one end are in the cross convex dismouting head of the tool main part other end, the tool main part is the cylinder structure, the last through-hole of radially having seted up of tool main part.
2. The large cross bolt disassembling tool according to claim 1, wherein the cross male disassembling head is matched with a large cross female bolt to be disassembled.
3. The large cross bolt dismounting tool according to claim 1, wherein the external hexagonal bolt head is matched with an internal hexagonal electric wrench for auxiliary dismounting.
4. The large cross bolt disassembling tool according to claim 1, wherein the tool body has a length of 160mm and a diameter of 80mm.
5. The large cross bolt disassembling tool according to claim 1, wherein the through hole is a circular hole having a diameter of 42 mm.
6. The large cross bolt dismounting tool according to any one of claims 1 to 5, wherein a dismounting head reinforcing section is arranged between the tool body and the cross convex dismounting head, the diameter of the dismounting head reinforcing section is smaller than that of the tool body, the dismounting head reinforcing section and the tool body are in transition through a conical transition section, and the cross convex dismounting head is fixedly formed on the end face of the dismounting head reinforcing section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221731376.6U CN218052449U (en) | 2022-07-07 | 2022-07-07 | Large cross bolt dismounting tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221731376.6U CN218052449U (en) | 2022-07-07 | 2022-07-07 | Large cross bolt dismounting tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218052449U true CN218052449U (en) | 2022-12-16 |
Family
ID=84435168
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221731376.6U Active CN218052449U (en) | 2022-07-07 | 2022-07-07 | Large cross bolt dismounting tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218052449U (en) |
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2022
- 2022-07-07 CN CN202221731376.6U patent/CN218052449U/en active Active
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