CN219827408U - Amplitude arm pin structure - Google Patents
Amplitude arm pin structure Download PDFInfo
- Publication number
- CN219827408U CN219827408U CN202321124523.8U CN202321124523U CN219827408U CN 219827408 U CN219827408 U CN 219827408U CN 202321124523 U CN202321124523 U CN 202321124523U CN 219827408 U CN219827408 U CN 219827408U
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- China
- Prior art keywords
- head
- pin structure
- adjusting sleeve
- body portion
- body part
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- 230000006978 adaptation Effects 0.000 claims description 2
- 238000009434 installation Methods 0.000 abstract description 10
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 238000000034 method Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Abstract
The utility model discloses a luffing jib pin structure which comprises a head part, a body part, a connecting part and an adjusting sleeve, wherein the head part and the body part are connected through the connecting part, mounting holes are formed in the head part and the body part, the body part is matched with the adjusting sleeves with different outer diameters, the adjusting sleeves with different outer diameters are provided with inner cavities matched with the body part, the adjusting sleeves are sleeved outside the body part, one end of each adjusting sleeve is connected with the connecting part, and the other end of each adjusting sleeve is flush with the tail end of the body part. The utility model has unique structure, can be adjusted according to actual production and installation conditions, has good flexibility and better meets the production and installation requirements.
Description
Technical Field
The utility model relates to the technical field of mechanical manufacturing, in particular to an amplitude arm pin structure.
Background
The arm pin is a mechanical connecting part and plays an important role in the axial positioning and mounting process of the section arms of the crane and the like. Because the requirements of different parts on the arm pins are different, a large number of arm pins with different sizes are required to be equipped in the installation process so as to meet different installation requirements, and the practical application is limited. Therefore, the utility model aims to develop the luffing jib pin structure which can be flexibly adjusted according to the field requirement so as to better meet the actual requirement.
Disclosure of Invention
The technical problem solved by the utility model is to provide a luffing jib pin structure so as to solve the defects in the background technology.
The technical problems solved by the utility model are realized by adopting the following technical scheme:
the utility model provides an amplitude arm pin structure, includes head, body portion, connecting portion and adjusting sleeve, head and body portion pass through connecting portion connects, all offer the mounting hole on head and the body portion, the body portion matches the adjusting sleeve of different external diameters, the adjusting sleeve of different external diameters have with the inner chamber of body portion adaptation, adjusting sleeve cover is located the body portion is outside, adjusting sleeve one end with connecting portion connect, adjusting sleeve's the other end with the body portion end flushes.
In the utility model, the head part, the connecting part and the body part are integrally formed, the connecting part protrudes out of the head part and the body part, and the connecting part is provided with a connecting hole.
In the utility model, one end of the adjusting sleeve is provided with an annular extending side edge, the extending side edge is connected with the connecting part, and the extending side edge does not exceed the edge of the connecting part.
Preferably, the adjusting sleeve is a variable cross-section adjusting sleeve.
Preferably, the adjusting sleeve is a special-shaped adjusting sleeve.
In the utility model, a plurality of grooves extending towards the head part are circumferentially arranged on the outer wall of the body part, and a convex rail matched with the grooves is arranged inside the adjusting sleeve.
In the utility model, the mounting holes on the body part comprise first mounting holes and second mounting holes, the first mounting holes are arranged on the central axis of the body part, the second mounting holes are uniformly distributed along the circumferential direction of the first mounting holes, and the aperture of the second mounting holes is smaller than that of the first mounting holes.
In the utility model, the mounting hole on the head is a third mounting hole, and the third mounting hole is arranged along the central axis of the head.
In the utility model, the side edge of the head is provided with a limit groove.
The beneficial effects are that: according to the amplitude arm pin structure, the outer diameter of the body part is adjusted through the adjusting sleeve, so that flexible assembly can be performed according to actual needs, the actual needs can be better met, and production waste is reduced.
The amplitude arm pin structure provided by the utility model has the advantages that the adjusting sleeve and the connecting part are convenient to install and detach, the processing cost is low, and the actual production and installation requirements can be well met.
The luffing jib pin structure of the utility model meets more complex installation requirements through the adjusting sleeves with different external structures.
The luffing jib pin structure ensures that the connection of parts such as the luffing jib is firmer and the safety is higher.
Drawings
Fig. 1 is a schematic view of a preferred embodiment 1 of the present utility model.
Fig. 2 is a schematic view of the structure of the adjusting sleeve according to the preferred embodiment 1 of the present utility model.
Fig. 3 is a schematic structural view of an adjusting sleeve according to a preferred embodiment 2 of the present utility model.
Fig. 4 is a schematic structural view of an adjusting sleeve according to a preferred embodiment 3 of the present utility model.
Wherein: 1. a body portion; 2. a head; 3. a connection part; 4. an adjustment sleeve; 5. a first mounting hole; 6. a second mounting hole; 7. a third mounting hole; 8. a limit groove; 9. and a connection hole.
Detailed Description
The utility model is further described with reference to the following detailed drawings in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the implementation of the utility model easy to understand.
Example 1
Referring to the preferred embodiment of the luffing jib pin structure shown in fig. 1-2, the luffing jib pin structure comprises a head part 2, a body part 1, a connecting part 3 and an adjusting sleeve 4, wherein the head part 2 and the body part 1 are connected through the connecting part 3, and mounting holes are formed in the head part 2 and the body part 1. In some preferred embodiments, the mounting holes on the body part 1 include a first mounting hole 5 and a second mounting hole 6, the first mounting hole 5 is disposed on the central axis of the body part 1, the second mounting holes 6 are uniformly distributed along the circumference of the first mounting hole 5, and the aperture of the second mounting hole 6 is smaller than that of the first mounting hole 5, so that in actual installation, the body part 1 can be connected with an external mechanical arm or the like more firmly, and preferably, the first mounting hole 5 and the second mounting hole 6 can be threaded holes. The mounting hole on the head 2 is a third mounting hole 7, the third mounting hole 7 is arranged along the central axis of the head 2, preferably, the third mounting hole 7 is a threaded hole, and the head 2 is connected with an external mechanical component through the third mounting hole 7. As an improvement of the embodiment, the side edge of the head 2 is provided with a limit groove 8, so that better positioning or locking can be realized and the installation is faster in the connecting process.
The body part 1 is matched with the adjusting sleeve 4 with different outer diameters, the adjusting sleeve 4 with different outer diameters is provided with an inner cavity matched with the body part 1, the adjusting sleeve 4 is sleeved outside the body part 1, one end of the adjusting sleeve 4 is connected with the connecting part 3, and the other end of the adjusting sleeve 4 is flush with the tail end of the body part 1.
In some preferred embodiments, the adjustment sleeve 4 is welded to the body part 1.
In other preferred embodiments, the head 2, the connecting portion 3 and the body 1 are integrally formed, the connecting portion 3 protrudes from the head 2 and the body 1, the connecting portion 3 is provided with a connecting hole 9, one end of the adjusting sleeve 4 is provided with an annular extending side, the extending side is connected with the connecting portion 3, and the extending side does not exceed the edge of the connecting portion 3. Therefore, the adjusting sleeve 4 passes through the connecting hole 9 through the bolt assembly to be fixedly connected with the connecting part 3, the adjusting sleeve 4 and the body part 1 form a whole after being fixedly connected, the outer diameter is changed, and the actual requirement can be better met. In actual production and processing, the adjusting sleeve 4 is simple and easy to process, and the adjusting sleeve 4 through different external diameters is adapted with the connecting portion 3 to obtain the arm pin of different external diameters, the flexibility of production and installation is all better, avoids the material extravagant.
Example 2
The preferred embodiment of the amplitude arm pin structure comprises a head part 2, a body part 1, a connecting part 3 and an adjusting sleeve 4, wherein the head part 2 and the body part 1 are connected through the connecting part 3, mounting holes are formed in the head part 2 and the body part 1, the body part 1 is matched with the adjusting sleeve 4 with different outer diameters, the adjusting sleeve 4 with different outer diameters is provided with an inner cavity matched with the body part 1, the adjusting sleeve 4 is sleeved outside the body part 1, one end of the adjusting sleeve 4 is connected with the connecting part 3, and the other end of the adjusting sleeve 4 is flush with the tail end of the body part 1. The outer wall of the body part 1 is circumferentially provided with a plurality of grooves extending towards the head part 2, and the inside of the adjusting sleeve is provided with convex rails matched with the grooves, so that the adjusting sleeve 4 can be better prevented from being shifted in actual operation, and the installation is more efficient.
Example 3
The preferred embodiment of the amplitude arm pin structure comprises a head part 2, a body part 1, a connecting part 3 and an adjusting sleeve 4, wherein the head part 2 and the body part 1 are connected through the connecting part 3, mounting holes are formed in the head part 2 and the body part 1, the body part 1 is matched with the adjusting sleeve 4 with different outer diameters, the adjusting sleeve 4 with different outer diameters is provided with an inner cavity matched with the body part 1, the adjusting sleeve 4 is sleeved outside the body part 1, one end of the adjusting sleeve 4 is connected with the connecting part 3, and the other end of the adjusting sleeve 4 is flush with the tail end of the body part 1. Wherein the outer wall of the adjusting sleeve 4 is provided with an annular groove to match the installation requirement of a variable cross section at this position.
In other preferred embodiments of the horn pin structure, the outer portion of the adjustment sleeve 4 may be appropriately deformed and modified based on the present utility model to better meet the actual needs, and also be within the scope of the present utility model.
The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (9)
1. The utility model provides an amplitude arm pin structure, its characterized in that, includes head, body portion, connecting portion and adjusting sleeve, head and body portion pass through connecting portion connect, all set up the mounting hole on head and the body portion, the body portion matches the adjusting sleeve of different external diameters, the adjusting sleeve of different external diameters have with the inner chamber of body portion adaptation, adjusting sleeve cover is located outside the body portion, adjusting sleeve one end with connecting portion connect, adjusting sleeve's the other end with the body portion end flushes.
2. The horn pin structure of claim 1, wherein said head portion, said connecting portion, and said body portion are integrally formed, said connecting portion being provided protruding from said head portion and said body portion, said connecting portion being provided with a connecting hole.
3. The horn pin structure of claim 2, wherein said adjustment sleeve is provided with an annular extension side at one end, said extension side being connected to said connection and said extension side not exceeding the edge of said connection.
4. The horn pin structure of claim 1, wherein said adjustment sleeve is a variable cross-section adjustment sleeve.
5. The horn pin structure of claim 1, wherein said adjustment sleeve is a profile adjustment sleeve.
6. The horn pin structure of claim 1, wherein a plurality of grooves extending toward said head portion are circumferentially disposed on said outer wall of said body portion, and wherein said adjustment sleeve is internally provided with male rails matching said grooves.
7. The horn pin structure of claim 1, wherein the mounting holes in the body comprise first mounting holes disposed on a central axis of the body and second mounting holes uniformly circumferentially spaced along the first mounting holes, the second mounting holes having a smaller aperture than the first mounting holes.
8. The horn pin structure of claim 1, wherein said mounting aperture in said head portion is a third mounting aperture disposed along a central axis of said head portion.
9. The horn pin structure of claim 1, wherein said head sides are provided with a limiting slot.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321124523.8U CN219827408U (en) | 2023-05-11 | 2023-05-11 | Amplitude arm pin structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321124523.8U CN219827408U (en) | 2023-05-11 | 2023-05-11 | Amplitude arm pin structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219827408U true CN219827408U (en) | 2023-10-13 |
Family
ID=88274695
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321124523.8U Active CN219827408U (en) | 2023-05-11 | 2023-05-11 | Amplitude arm pin structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219827408U (en) |
-
2023
- 2023-05-11 CN CN202321124523.8U patent/CN219827408U/en active Active
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| GR01 | Patent grant |