CN215805614U - Pin shaft eccentric shaft sleeve convenient to mount - Google Patents
Pin shaft eccentric shaft sleeve convenient to mount Download PDFInfo
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- CN215805614U CN215805614U CN202121556929.4U CN202121556929U CN215805614U CN 215805614 U CN215805614 U CN 215805614U CN 202121556929 U CN202121556929 U CN 202121556929U CN 215805614 U CN215805614 U CN 215805614U
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- pin shaft
- hole
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- shaft
- installation component
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Abstract
The utility model discloses a pin shaft eccentric shaft sleeve convenient to install in the technical field of eccentric shaft sleeves, which comprises a first installation component and a second installation component, wherein the surface of the first installation component is connected with the second installation component in a fitting manner, a shaft hole is formed in the second installation component in a penetrating manner, an installation hole is formed in the first installation component in a penetrating manner, a shaft sleeve assembly is fixedly connected to the inner cavity of the installation hole, and limit nuts are sleeved on the peripheries of two groups of connecting screws. Therefore, the shaft hole on the second mounting component can be aligned with the second mounting component within an allowable error range, so that the pin shaft can be smoothly inserted, and the mounting of the component is completed.
Description
Technical Field
The utility model relates to the technical field of eccentric shaft sleeves, in particular to a pin shaft eccentric shaft sleeve convenient to install.
Background
The pin shaft is a standardized fastener, can be statically and fixedly connected, can also move relative to a connected piece, is mainly used for the hinged part of two parts to form a hinged connection, and is difficult to install because pin shaft holes on two structural parts cannot be aligned and a pin shaft cannot penetrate due to manufacturing and installation errors in the installation of a steel structural part connected by the pin shaft. The usual solution is to ream the hole in the field, or to tack weld one of the pin bore components in the field. This will increase a lot of work load, prolong installation period to it is difficult to guarantee welding quality, therefore, the eccentric axle sleeve of round pin axle of being convenient for the installation has practical value.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an eccentric shaft sleeve of a pin shaft, which is convenient to mount and solves the problems in the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme: the eccentric shaft sleeve of round pin axle convenient to installation, including installation component one and installation component two, the surface laminating of installation component one is connected with installation component two, it is provided with the shaft hole to run through on the installation component two, it is provided with the mounting hole to run through on the installation component one, the inner chamber fixedly connected with axle sleeve subassembly of mounting hole, the axle sleeve subassembly all pegs graft jointly with the shaft hole inner chamber on the installation component two and is provided with round pin axle, the equal fixedly connected with connecting screw in both ends of round pin axle, it is two sets of connecting screw's periphery all cup joints and is provided with stop nut.
Preferably, the shaft sleeve assembly comprises an external connection ring, a rotating plate is arranged in an inner cavity of the external connection ring, a pin shaft through hole is formed in the rotating plate in a penetrating mode, a limiting strip is fixedly connected to the inner cavity of the pin shaft through hole, and a plurality of groups of balls are evenly arranged between the rotating plate and the external connection ring.
Preferably, the inner wall of the external connection ring is provided with a first annular limiting groove, a second annular limiting groove is arranged at the position corresponding to the outer wall of the rotating plate and the annular limiting groove, and the plurality of groups of balls are arranged in the inner cavities of the first annular limiting groove and the second annular limiting groove together.
Preferably, the side wall of the pin shaft is provided with a sliding groove matched with the limiting strip, and the limiting strip is movably inserted into the inner cavity of the sliding groove on the pin shaft.
Preferably, the external connecting ring is welded and fixed in the inner cavity of the matched mounting hole.
Preferably, the inner diameter of the shaft hole is consistent with the inner diameter of the pin shaft through hole.
Compared with the prior art, the utility model has the beneficial effects that: the device can adjust the position of the pin shaft hole on the rotating plate within a certain range so as to solve the problem that the pin shaft holes of two components cannot be aligned in the installation of a steel structural component. Thus, the shaft hole of the second mounting component can be aligned with the shaft hole within the allowable error range, so that the pin shaft can be smoothly inserted, and the mounting of the component is completed.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the construction of the bushing assembly of the present invention;
fig. 3 is a cross-sectional view of an outer ring structure of the present invention.
In the figure: 1. a first mounting member; 2. a second mounting member; 3. a bushing assembly; 4. a pin shaft; 5. connecting a screw rod; 6. an external ring; 7. rotating the plate; 8. a ball bearing; 9. a limiting strip; 10. and the annular limiting groove I.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1:
referring to fig. 1-3, the present invention provides a technical solution: the eccentric shaft sleeve of the pin shaft convenient to install comprises a first installation component 1 and a second installation component 2, the surface of the first installation component 1 is connected with the second installation component 2 in a fitting manner, a shaft hole is arranged on the second installation component 2 in a penetrating manner, an installation hole is arranged on the first installation component 1 in a penetrating manner, a shaft sleeve component 3 is fixedly connected with the inner cavity of the installation hole, the shaft sleeve component 3 and the inner cavity of the shaft hole on the second installation component 2 are jointly inserted and provided with a pin shaft 4, two ends of the pin shaft 4 are fixedly connected with connecting screw rods 5, the peripheries of the two groups of connecting screw rods 5 are respectively sleeved and provided with a limit nut, the device can adjust the position of the pin shaft through hole on the rotating plate 7 within a certain range so as to solve the problem that the pin shaft holes of two components can not be aligned in the installation of a steel structural component, the pin shaft through hole position can rotate freely in the external ring 6, so that the pin shaft through hole position can be adjusted freely within the range of positive and negative eccentricity values. Thus, the shaft hole on the second mounting component 2 can be aligned with the shaft hole within the allowable error range, so that the pin shaft 4 can be smoothly inserted to complete the mounting of the component,
the shaft sleeve component 3 comprises an external connection ring 6, an inner cavity of the external connection ring 6 is provided with a rotating plate 7, a pin shaft through hole is arranged on the rotating plate 7 in a penetrating mode, an inner cavity fixedly connected with limiting strip 9 of the pin shaft through hole is fixedly connected with a plurality of groups of balls 8, and the rotating plate 7 and the external connection ring 6 are evenly provided with a plurality of groups of balls.
Example 2:
the inner wall of the outer connecting ring 6 is provided with a first annular limiting groove 10, the outer wall of the rotating plate 7 is provided with a second annular limiting groove at the position corresponding to the first annular limiting groove 10, and the plurality of groups of balls 8 are arranged in the first annular limiting groove 10 and the inner cavity of the second annular limiting groove together. The side wall of the pin shaft 4 is provided with a sliding groove matched with the limiting strip 9, and the limiting strip 9 is movably inserted into the inner cavity of the sliding groove on the pin shaft 4. The external ring 6 is welded and fixed in the inner cavity of the matched mounting hole. The inner diameter of the shaft hole is consistent with the inner diameter of the pin shaft through hole.
The working principle is as follows:
the device can adjust the position of the pin shaft hole on the rotating plate 7 within a certain range to solve the problem that the pin shaft holes of two components cannot be aligned in the installation of a steel structural component. Thus, the shaft hole of the second mounting member 2 can be aligned with the shaft hole within the allowable error range, and the pin shaft 4 can be smoothly inserted to complete the mounting of the member.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The eccentric axle sleeve of round pin axle convenient to installation, including installation component one (1) and installation component two (2), its characterized in that: the surface laminating of installation component (1) is connected with installation component two (2), it is provided with the shaft hole to run through on the installation component two (2), it is provided with the mounting hole to run through on the installation component one (1), the inner chamber fixedly connected with axle sleeve subassembly (3) of mounting hole, axle sleeve subassembly (3) all pegs graft jointly with the shaft hole inner chamber on the installation component two (2) and is provided with round pin axle (4), the equal fixedly connected with connecting screw rod (5) in both ends of round pin axle (4), two sets of the periphery of connecting screw rod (5) all cup joints and is provided with stop nut.
2. The eccentric sleeve of pin shaft convenient for installation according to claim 1, wherein: the shaft sleeve assembly (3) comprises an external connection ring (6), the inner cavity of the external connection ring (6) is provided with a rotating plate (7), a pin shaft through hole is arranged on the rotating plate (7) in a penetrating mode, the inner cavity of the pin shaft through hole is fixedly connected with a limiting strip (9), and a plurality of groups of balls (8) are evenly arranged between the rotating plate (7) and the external connection ring (6).
3. The eccentric sleeve of pin shaft convenient for installation according to claim 2, wherein: the inner wall of the outer connecting ring (6) is provided with a first annular limiting groove (10), the outer wall of the rotating plate (7) is provided with a second annular limiting groove at the position corresponding to the first annular limiting groove (10), and a plurality of groups of balls (8) are arranged in the first annular limiting groove (10) and the second annular limiting groove.
4. The eccentric sleeve of pin shaft convenient for installation according to claim 2, wherein: the side wall of the pin shaft (4) is provided with a sliding groove matched with the limiting strip (9), and the limiting strip (9) is movably inserted into the inner cavity of the sliding groove on the pin shaft (4).
5. The eccentric sleeve of pin shaft convenient for installation according to claim 2, wherein: the external ring (6) is welded and fixed in the inner cavity of the matched mounting hole.
6. The eccentric sleeve of pin shaft convenient for installation according to claim 2, wherein: the inner diameter of the shaft hole is consistent with that of the pin shaft through hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121556929.4U CN215805614U (en) | 2021-07-09 | 2021-07-09 | Pin shaft eccentric shaft sleeve convenient to mount |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121556929.4U CN215805614U (en) | 2021-07-09 | 2021-07-09 | Pin shaft eccentric shaft sleeve convenient to mount |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215805614U true CN215805614U (en) | 2022-02-11 |
Family
ID=80181220
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121556929.4U Active CN215805614U (en) | 2021-07-09 | 2021-07-09 | Pin shaft eccentric shaft sleeve convenient to mount |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215805614U (en) |
-
2021
- 2021-07-09 CN CN202121556929.4U patent/CN215805614U/en active Active
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