CN216589644U - Flat square shaft sleeve for coupler - Google Patents
Flat square shaft sleeve for coupler Download PDFInfo
- Publication number
- CN216589644U CN216589644U CN202123241393.XU CN202123241393U CN216589644U CN 216589644 U CN216589644 U CN 216589644U CN 202123241393 U CN202123241393 U CN 202123241393U CN 216589644 U CN216589644 U CN 216589644U
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- CN
- China
- Prior art keywords
- shaft sleeve
- hole
- axle sleeve
- oblate
- flat square
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- 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.)
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- Shafts, Cranks, Connecting Bars, And Related Bearings (AREA)
Abstract
The utility model discloses a flat square shaft sleeve for a coupler, aiming at solving the problems that the existing flat square shaft sleeve has poor wear resistance, short service life and frequent replacement; the key points of the technical scheme are as follows: including the last axle sleeve and the lower axle sleeve that set gradually, the top of going up the axle sleeve is provided with a plurality of first mounting holes that are the symmetric distribution, be provided with the internal thread on the inner wall of first mounting hole, the center of going up the axle sleeve is provided with first flat side hole, both ends all are provided with the locating hole about the top of going up the axle sleeve, and the bottom of axle sleeve is provided with a plurality of second mounting holes down, be provided with the flange gasket on the second mounting hole, set screw passes to run through the flange and extends to the second mounting hole in, fixes the flange gasket on the axle sleeve down, the upper and lower both ends of axle sleeve all are provided with the locating hole down, be provided with the flat side hole of second on the axle sleeve down. The flange gasket is arranged and made of carbon steel materials, so that the wear-resisting performance is good, the service life can be prolonged, and frequent replacement is not needed.
Description
Technical Field
The utility model relates to the technical field of couplings, in particular to a flat square shaft sleeve for a coupling.
Background
The coupling is a device for connecting two shafts or a shaft and a rotating part, rotating together in the process of transmitting motion and power and not detaching under normal conditions.
At present, the existing flat square shaft sleeve is poor in wear resistance, short in service life and required to be frequently replaced. Therefore, there is a need for an improved structure that overcomes the above-mentioned deficiencies.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a flat square shaft sleeve for a coupler, which is used for solving the problems that the existing flat square shaft sleeve is poor in wear resistance, short in service life and required to be replaced frequently.
The technical purpose of the utility model is realized by the following technical scheme:
the utility model provides a flat side axle sleeve for shaft coupling which characterized in that, is including the last axle sleeve and the lower axle sleeve that set gradually, the top of going up the axle sleeve is provided with a plurality of first mounting holes that are the symmetric distribution, be provided with the internal thread on the inner wall of first mounting hole, the center of going up the axle sleeve is provided with first flat side hole, both ends all are provided with the locating hole about the top of going up the axle sleeve, and the bottom of axle sleeve is provided with a plurality of second mounting holes down, be provided with the flange gasket on the second mounting hole, set screw passes to run through the flange gasket and extends to the second mounting hole in, fixes the flange gasket on the axle sleeve down, be provided with the flat side hole of second on the axle sleeve down.
The utility model is further provided with: and the second mounting hole is internally provided with an internal thread matched with the fixing screw.
The utility model is further provided with: the bottom of the upper shaft sleeve is provided with a fixing hole for accommodating the lower shaft sleeve.
The utility model is further provided with: the flange gasket is made of carbon steel.
The utility model is further provided with: the upper shaft sleeve and the lower shaft sleeve are made of carbon steel.
The utility model is further provided with: the first oblate hole is rectangular, semicircular grooves are formed in the upper end and the lower end of the first oblate hole, and four corners of the first oblate hole are rounded corners.
The utility model is further provided with: the second flat square hole is rectangular, semicircular grooves are formed in the upper end and the lower end of the second flat square hole, and four corners of the second flat square hole are rounded corners.
The utility model is further provided with: and a plurality of oil injection holes are formed in the side wall of the upper shaft sleeve.
In conclusion, the utility model has the following beneficial effects:
the utility model is provided with the flange gasket, the flange gasket is made of carbon steel, has better wear resistance, can reduce the abrasion of the shaft sleeve, improves the service life, does not need to be frequently replaced, and has better wear resistance and longer service life because the upper shaft sleeve and the lower peripheral sleeve are both made of carbon steel materials.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a bottom view of the present invention.
Fig. 3 is a top view of the present invention.
Detailed Description
In order to make the technical means, the original characteristics, the achieved purposes and the effects of the utility model easy to understand, the utility model is further described with reference to the figures and the specific embodiments.
As shown in fig. 1 to 3, the flat square shaft sleeve for a shaft coupler provided by the utility model comprises an upper shaft sleeve 1 and a lower shaft sleeve 2 which are sequentially arranged, wherein the top of the upper shaft sleeve 1 is provided with a plurality of first mounting holes 3 which are symmetrically distributed, inner threads are arranged on the inner wall of each first mounting hole 3, a first flat square hole 4 is arranged at the center of the upper shaft sleeve 1, positioning holes 8 are arranged at the upper end and the lower end of the top of the upper shaft sleeve 1, a plurality of second mounting holes 5 are arranged at the bottom of the lower shaft sleeve 2, a flange gasket 6 is arranged on each second mounting hole 5, a fixing screw 7 penetrates through the flange gasket 6 and extends into each second mounting hole 5, the flange gasket 6 is fixed on the lower shaft sleeve 2, and a second flat hole 10 is arranged on the lower shaft sleeve 2.
The utility model is further provided with: and an internal thread matched with the fixing screw 7 is arranged in the second mounting hole 5.
The utility model is further provided with: the bottom of the upper shaft sleeve 1 is provided with a fixing hole for accommodating the lower shaft sleeve 2.
The utility model is further provided with: the flange gasket 6 is made of carbon steel, so that the flange gasket 6 has good wear resistance and the service life is prolonged.
The utility model is further provided with: the upper shaft sleeve 1 and the lower shaft sleeve 2 are made of carbon steel, so that the upper shaft sleeve 1 and the lower shaft sleeve 2 have better wear resistance, and the service life is prolonged.
The utility model is further provided with: first oblate hole 4 is the rectangle, and the upper and lower both ends of first oblate hole 4 all open the half slot, and four corners of first oblate hole 4 are the fillet.
The utility model is further provided with: the second flat square hole 10 is rectangular, semicircular grooves are formed in the upper end and the lower end of the second flat square hole 10, and four corners of the second flat square hole 10 are rounded corners.
The utility model is further provided with: a plurality of oil filling holes 11 are formed in the side wall of the upper shaft sleeve 1, and lubricating oil can enter the inner portion of the upper shaft sleeve 1 through the oil filling holes 11.
The use process and principle of the utility model are as follows: the novel bearing is provided with the flange gasket 6, the flange gasket 6 is made of carbon steel, and has good wear resistance, so that the abrasion of the shaft sleeve can be reduced, the service life is prolonged, and the replacement frequency is reduced.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "left", "right", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, or orientations or positional relationships that are conventionally placed when the products of the present invention are used, or orientations or positional relationships that are conventionally understood by those skilled in the art, and are used only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the equipment or elements that are referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance. In the description of the present invention, it is also to be noted that, unless otherwise explicitly stated or limited, the terms "disposed" and "connected" are to be interpreted broadly, and for example, "connected" may be a fixed connection, a detachable connection, or an integral connection; can be mechanically or electrically connected; the connection may be direct or indirect via an intermediate medium, and may be a communication between the two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations. As used herein, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, including not only those elements listed, but also other elements not expressly listed.
The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are given by way of illustration of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the utility model as defined by the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (8)
1. A flat square shaft sleeve for a shaft coupler is characterized by comprising an upper shaft sleeve (1) and a lower shaft sleeve (2) which are sequentially arranged, the top of the upper shaft sleeve (1) is provided with a plurality of first mounting holes (3) which are symmetrically distributed, the inner wall of the first mounting hole (3) is provided with internal threads, the center of the upper shaft sleeve (1) is provided with a first flat square hole (4), the upper end and the lower end of the top of the upper shaft sleeve (1) are respectively provided with a positioning hole (8), the bottom of the lower shaft sleeve (2) is provided with a plurality of second mounting holes (5), the flange gasket (6) is arranged on the second mounting hole (5), the fixing screw (7) penetrates through the flange gasket (6) and extends into the second mounting hole (5), the flange gasket (6) is fixed on the lower shaft sleeve (2), and a second flat square hole (10) is formed in the lower shaft sleeve (2).
2. The flat square shaft sleeve for the coupler according to claim 1, wherein the second mounting hole (5) is internally provided with an internal thread matched with the fixing screw (7).
3. The oblate square shaft sleeve for the coupler according to claim 1, wherein the bottom of the upper shaft sleeve (1) is provided with a fixing hole for accommodating the lower shaft sleeve (2).
4. A flat square bushing for a coupling according to claim 1, characterized in that the material of the flange gasket (6) is carbon steel.
5. A flat square bushing for a coupling according to claim 1, characterized in that the material of the upper bushing (1) and the lower bushing (2) is carbon steel.
6. The oblate shaft sleeve for the shaft coupler as claimed in claim 1, wherein the first oblate hole (4) is rectangular, the upper end and the lower end of the first oblate hole (4) are both provided with semicircular grooves, and four corners of the first oblate hole (4) are all round corners.
7. The oblate shaft sleeve for the shaft coupler of claim 1, wherein the second oblate hole (10) is rectangular, the upper end and the lower end of the second oblate hole (10) are both provided with semicircular grooves, and four corners of the second oblate hole (10) are all round corners.
8. A square boss for shaft coupling according to claim 1, wherein a plurality of oil holes (11) are formed on a side wall of the upper boss (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123241393.XU CN216589644U (en) | 2021-12-22 | 2021-12-22 | Flat square shaft sleeve for coupler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123241393.XU CN216589644U (en) | 2021-12-22 | 2021-12-22 | Flat square shaft sleeve for coupler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216589644U true CN216589644U (en) | 2022-05-24 |
Family
ID=81614174
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123241393.XU Active CN216589644U (en) | 2021-12-22 | 2021-12-22 | Flat square shaft sleeve for coupler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216589644U (en) |
-
2021
- 2021-12-22 CN CN202123241393.XU patent/CN216589644U/en active Active
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| GR01 | Patent grant |