CN212657139U - Anti-shifting tooth-shaped coupling - Google Patents
Anti-shifting tooth-shaped coupling Download PDFInfo
- Publication number
- CN212657139U CN212657139U CN202021390382.0U CN202021390382U CN212657139U CN 212657139 U CN212657139 U CN 212657139U CN 202021390382 U CN202021390382 U CN 202021390382U CN 212657139 U CN212657139 U CN 212657139U
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- tooth
- ring
- sleeve
- gear sleeve
- coupling
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Abstract
The utility model discloses a prevent scurrying tooth shape shaft coupling, include: a left side tooth-shaped coupling, a hydraulic coupling and a right side tooth-shaped coupling; the left side tooth-shaped coupler is arranged on the left side of the hydraulic coupler and comprises an outer gear sleeve, an inner gear sleeve and an anti-channeling ring, the outer gear sleeve is sleeved on the inner gear sleeve, and the anti-channeling ring is sleeved between the inner gear sleeve and the outer gear sleeve; the right tooth-shaped coupling is arranged on the right side of the hydraulic coupler. The anti-channeling tooth-shaped coupler has the advantages of simple anti-channeling principle, convenience in processing and mounting and reliability in use; the left side tooth-shaped coupler mainly comprises an outer gear sleeve, an inner gear sleeve and an anti-channeling ring, wherein the inner gear sleeve is connected with a rotating shaft of the barring gear, the anti-channeling ring is arranged between the outer gear sleeve and the inner gear sleeve to limit the outer gear sleeve and the inner gear sleeve, and the outer gear sleeve and the inner gear sleeve cannot play under the limiting action of the anti-channeling ring; the anti-channeling tooth-shaped coupler solves the problems of vibration and noise caused by channeling and the problem of tooth surface abrasion and breakage.
Description
Technical Field
The utility model belongs to a tooth profile coupling that electric power, petrochemical industry, mechanical industry motor drag slewing equipment used, the tooth profile coupling of specially adapted thermal power industry turboset barring gear motor and fluid coupling hookup.
Background
The motor of the turning gear of the steam turbine set and the tooth-shaped coupler of the hydraulic coupler are important rotating parts of the steam turbine set, and the turning gear can enable the rotor to be uniformly heated and cooled when the steam turbine set is started and stopped, so that the rotor of the steam turbine set is prevented from generating thermal bending deformation. The barring device is dragged by a motor, and a hydraulic coupler is additionally arranged between the motor and the barring device in order to reduce starting current of the barring motor; the motor, the hydraulic coupler and the turning gear rotating shaft are connected by using a pair of tooth-shaped couplers, and a single tooth-shaped coupler consists of an outer tooth sleeve and an inner tooth sleeve. The tooth-shaped coupling has the advantages of large transmission torque, compensation of central deviation of a rotating shaft and absorption of axial expansion of the rotating shaft, but has the following problems in actual operation: when the gear-type coupler operates, the outer gear sleeve moves back and forth in the middle of the inner gear sleeve, so that large vibration and noise are generated, the meshed tooth surface is abraded and thinned until the meshed tooth surface is broken to separate the coupler, and the safe and stable operation of the turning gear of the steam turbine unit is threatened. In order to prevent the outer gear sleeve from axially shifting, the traditional tooth-shaped coupler is characterized in that a limiting plate is additionally arranged on the outer gear sleeve, but a larger axial expansion gap is reserved between the limiting plate and the inner gear sleeve, and the problem of back-and-forth shifting of the outer gear sleeve is not fundamentally solved.
SUMMERY OF THE UTILITY MODEL
In the summary section a series of concepts in a simplified form is introduced, which will be described in further detail in the detailed description section. The inventive content does not imply any attempt to define the essential features and essential features of the claimed solution, nor is it implied to be intended to define the scope of the claimed solution.
For at least partly solving above-mentioned problem, the utility model provides a prevent scurrying tooth shape shaft coupling, include: left side tooth form coupling, fluid coupling and right side tooth form coupling, left side tooth form coupling sets up fluid coupling's left side, right side tooth form coupling sets up fluid coupling's right side, left side tooth form coupling includes outer tooth cover, interior tooth cover, prevents scurrying the ring, outer tooth cover is established the inner tooth is sheathe in, prevent scurrying the ring cover and establish interior tooth cover with between the outer tooth cover.
Preferably, the anti-channeling ring is located at the right ends of the outer gear sleeve and the inner gear sleeve, and comprises a body, an outer snap ring and an inner snap ring, the outer snap ring is arranged on the outer surface of the body, and the inner snap ring is arranged on the inner surface of the body;
the outer surface of the inner gear sleeve is provided with a first clamping groove, the inner surface of the outer gear sleeve is provided with a second clamping groove, the outer clamping ring corresponds to the second clamping groove, and the inner clamping ring corresponds to the first clamping groove.
Preferably, the outer snap ring is arranged on the outer surface of the body and is close to the right end of the body, and the inner snap ring is arranged on the inner surface of the body and is close to the left end of the body, so that the anti-channeling ring is in a Z-shaped annular structure;
the second clamping groove is formed in the right end of the outer gear sleeve, and the first clamping groove is formed in the inner clamping ring, is close to the right end of the inner clamping ring and corresponds to the inner clamping ring.
Preferably, wherein the anti-channeling ring is located at the right end of the outer gear sleeve and the inner gear sleeve, the inner surface of the outer gear sleeve is provided with internal teeth, and the outer surface of the inner gear sleeve is provided with external teeth corresponding to the internal teeth.
Preferably, wherein the width of the inner teeth is greater than the width of the outer teeth.
Preferably, the outer gear sleeve is fixedly connected with the fluid coupling through a gear coupling flange.
Preferably, the outer gear sleeve is provided with a first screw hole, the gear coupling flange is provided with a second screw hole, and the first screw hole and the second screw hole are fixedly connected through a coupling bolt.
Compared with the prior art, the utility model discloses at least, including following beneficial effect:
the utility model provides a channeling-proof tooth-shaped coupler, which has simple channeling-proof principle, convenient processing and installation and reliable use; the left side tooth-shaped coupler mainly comprises an outer gear sleeve, an inner gear sleeve and an anti-channeling ring, wherein the inner gear sleeve is connected with a rotating shaft of the barring gear, the anti-channeling ring is arranged between the outer gear sleeve and the inner gear sleeve to limit the outer gear sleeve and the inner gear sleeve, and the outer gear sleeve and the inner gear sleeve cannot play under the limiting action of the anti-channeling ring; the anti-shifting tooth-shaped coupler further solves the problems of vibration and noise of the tooth-shaped coupler caused by shifting, and also solves the problem of tooth surface abrasion and fracture of the tooth-shaped coupler caused by shifting.
The present invention provides a coupling with anti-play teeth, which embodies some of the advantages, objects and features of the present invention through the following description and some of the advantages, objects and features of the present invention will be understood by those skilled in the art through the study and practice of the present invention.
Drawings
The accompanying drawings are included to provide a further understanding 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 not to limit the invention.
In the drawings:
fig. 1 is a schematic structural view of the anti-moving tooth-shaped coupler according to the present invention.
Fig. 2 is a schematic structural diagram of the anti-channeling ring in the anti-channeling tooth-shaped coupler.
Fig. 3 is a schematic view of a part of the structure of the anti-channeling ring in the anti-channeling tooth-shaped coupler according to the present invention.
Detailed Description
The present invention is further described in detail below with reference to the drawings and examples so that those skilled in the art can implement the invention with reference to the description.
It will be understood that terms such as "having," "including," and "comprising," as used herein, do not preclude the presence or addition of one or more other elements or groups thereof.
As shown in fig. 1-3, the utility model provides a prevent scurrying tooth shape shaft coupling, include:
left side tooth form coupling, fluid coupling 12 and right side tooth form coupling 13, left side tooth form coupling sets up fluid coupling 12's left side, right side tooth form coupling 13 sets up fluid coupling 12's right side, left side tooth form coupling includes outer tooth cover 1, interior tooth cover 2, prevents scurrying ring 3, outer tooth cover 1 cover is established interior tooth cover 2 is last, prevent scurrying ring 3 cover and establish interior tooth cover 2 with between the outer tooth cover 1.
The working principle of the technical scheme is as follows: the utility model provides a prevent scurrying tooth profile coupling, wherein, left side tooth profile coupling, right side tooth profile coupling 13 are in pairs, the utility model discloses mainly improve left side tooth profile coupling for left side tooth profile coupling has prevents the drunkenness function, and right side tooth profile coupling 13 does not change, leaves sufficient expansion gap, and right side tooth profile coupling 13 is used for connecting the motor shaft;
the left side tooth-shaped shaft coupling mainly comprises an outer gear sleeve 1, an inner gear sleeve 2 and an anti-channeling ring 3, wherein the inner gear sleeve 2 is connected with a rotating shaft 4 of the barring gear, and the anti-channeling ring 3 is arranged between the outer gear sleeve 1 and the inner gear sleeve 2 to limit the outer gear sleeve 1 and the inner gear sleeve 2.
The beneficial effects of the above technical scheme are that: through the design of the structure, the utility model provides an anti-channeling tooth-shaped coupler, which has simple anti-channeling principle, convenient processing and installation and reliable use; the left side tooth-shaped coupler mainly comprises an outer gear sleeve 1, an inner gear sleeve 2 and an anti-channeling ring 3, wherein the inner gear sleeve 2 is connected with a rotating shaft 4 of the barring gear, the anti-channeling ring 3 is arranged between the outer gear sleeve 1 and the inner gear sleeve 2 to limit the outer gear sleeve 1 and the inner gear sleeve 2, and the outer gear sleeve 1 and the inner gear sleeve 2 cannot play a role in limiting the anti-channeling ring 3; the anti-shifting tooth-shaped coupler further solves the problems of vibration and noise of the tooth-shaped coupler caused by shifting, and also solves the problem of tooth surface abrasion and fracture of the tooth-shaped coupler caused by shifting.
In one embodiment, the anti-channeling ring 3 is located at the right end of the outer gear sleeve 1 and the inner gear sleeve 2, the anti-channeling ring 3 comprises a body 30, an outer snap ring 31 and an inner snap ring 32, the outer snap ring 31 is arranged on the outer surface of the body, and the inner snap ring 32 is arranged on the inner surface of the body 30;
the outer surface of the inner gear sleeve 2 is provided with a first clamping groove 5, the inner surface of the outer gear sleeve 1 is provided with a second clamping groove 8, the outer clamping ring 31 corresponds to the second clamping groove 8, and the inner clamping ring 32 corresponds to the first clamping groove 5.
The working principle of the technical scheme is as follows: in this embodiment, the anti-channeling ring 3 is specifically designed at the right end of the outer gear sleeve 1 and the inner gear sleeve 2, the outer snap ring 31 corresponding to the outer gear sleeve 1 and the inner snap ring 32 corresponding to the inner gear sleeve 2 are designed on the body 30 of the anti-channeling ring 3, the second snap ring 8 corresponding to the outer snap ring 31 is designed on the inner surface of the outer gear sleeve 1, the first snap ring 32 corresponding to the inner snap ring 32 is designed on the outer surface of the inner gear sleeve 2, and the anti-channeling ring 3 is realized to limit the play of the outer gear sleeve 1 and the inner gear sleeve 2.
The beneficial effects of the above technical scheme are that: through the design of above-mentioned structure, provide the concrete structure of anti-channeling ring 3 in this embodiment, anti-channeling ring 3 includes body 30, outer snap ring 31 and interior snap ring 32, and simultaneously, the surface of interior tooth cover 2 is provided with first draw-in groove 5, and the internal surface of outer tooth cover 1 is provided with second draw-in groove 8, realizes the play of ring 3 restriction outer tooth cover 1, interior tooth cover 2 of preventing channeling.
In one embodiment, the outer snap ring 31 is disposed on the outer surface of the body 30 near the right end of the body 30, and the inner snap ring 32 is disposed on the inner surface of the body 30 near the left end of the body 30, so that the play-preventing ring 3 has a Z-shaped annular structure;
the second clamping groove 8 is formed in the right end of the outer gear sleeve 1, and the first clamping groove 5 is formed in the inner clamping ring 32, is close to the right end of the inner clamping ring 32 and corresponds to the inner clamping ring 32.
The working principle of the technical scheme is as follows: in order to make things convenient for make to prevent scurrying ring 3, and conveniently process first draw-in groove 5, second draw-in groove 8, will prevent scurrying outer snap ring 31 in the ring 3 and set up at the surface of body 30 and be close to the right-hand member of body 30, interior snap ring 32 sets up at the internal surface of body 30 and is close to the left end of body 30, make prevent scurrying ring 3 and be the annular structure of Z shape, when the installation is prevented scurrying ring 3, install interior snap ring 32 in first draw-in groove 5 earlier, make prevent scurrying ring 3 and install on interior tooth cover 2, in inserting into outer tooth cover 1 by the right-hand member of outer tooth cover 1 with interior tooth cover 2 again, and then realized preventing scurrying ring 3, outer tooth cover 1, the installation between the interior tooth cover 2.
The beneficial effects of the above technical scheme are that: through the design of above-mentioned structure, provide in this embodiment and prevent scurrying the concrete structure of ring 3 to and the specific position of first draw-in groove 5, second draw-in groove 8, the convenient manufacturing to preventing scurrying ring 3, first draw-in groove 5, second draw-in groove 8 also will prevent scurrying ring 3 and install between outer tooth cover 1, interior tooth cover 2 conveniently.
In one embodiment, the anti-channeling ring 3 is located at the right end of the outer sleeve 1 and the inner sleeve 2, the inner surface of the outer sleeve 1 is provided with inner teeth 7, and the outer surface of the inner sleeve 2 is provided with outer teeth 6 corresponding to the inner teeth 7.
The working principle of the technical scheme is as follows: anti-channeling ring 3 is located the right-hand member of outer tooth cover 1, interior tooth cover 2 in this embodiment, and in the inside of outer tooth cover 1, interior tooth cover 2, has designed internal tooth 7, external tooth 6 respectively, connects through the meshing between internal tooth 7, the external tooth 6 like this, has realized the synchronous connection between outer tooth cover 1 and the interior tooth cover 2, plays better shaft coupling function.
The beneficial effects of the above technical scheme are that: through the design of above-mentioned structure, provide internal tooth 7, external tooth 6 in this embodiment, through the meshing connection between internal tooth 7, the external tooth 6, realized the synchronous connection between outer tooth sleeve 1 and the interior tooth sleeve 2, played better shaft coupling function.
In one embodiment, the width of the inner teeth 7 is greater than the width of the outer teeth 6.
The working principle and the beneficial effects of the technical scheme are as follows: because prevent the drunkenness tooth profile coupling in this embodiment when rotating, by the motor drive motor shaft rotation, and then the motor shaft passes through right side tooth profile coupling 13 and drives hydraulic coupling 12 and rotate, and then hydraulic coupling 12 passes through right side tooth profile coupling 13 and drives the pivot 4 rotation of barring device, wherein, the pivot 4 is being fixed to interior tooth sleeve 2 in the right side tooth profile coupling 13, so drive interior tooth sleeve 2 by outer tooth sleeve 1 and rotate in step, that is to say, internal tooth 7 in the outer tooth sleeve 1 is meshing external tooth 6 and is driving external tooth 6 and rotate in step, and then realized the synchronous rotation of outer tooth sleeve 1 and interior tooth sleeve 2, internal tooth 7 provides power for the initiative tooth atress, so the width of internal tooth 7 is greater than the width of external tooth 6 in this embodiment, make internal tooth 7 better and external tooth 6 synchronous rotation.
In one embodiment, the external gear sleeve 1 is fixedly connected to the fluid coupling 12 via a gear coupling flange 11.
The working principle of the technical scheme is as follows: because the utility model discloses a prevent scurrying tooth shape shaft coupling realizes synchronous pivoted, so outer tooth cover 1 adopts between gear coupling flange 11 and the fluid coupling 12 for fixed connection, conveniently realize outer tooth cover 1, with fluid coupling 12 between be connected.
In one embodiment, the outer gear sleeve 1 is provided with a first screw hole, the gear coupling flange 11 is provided with a second screw hole, and the first screw hole and the second screw hole are fixedly connected through a coupling bolt 9.
The working principle and the beneficial effects of the technical scheme are as follows: in order to conveniently install the outer gear sleeve 1, a second screw hole is designed on the gear coupling flange 11, a first screw hole is designed on the outer gear sleeve 1, then the outer gear sleeve 1 is fixed on the first screw hole and the second screw hole through a coupling bolt 9, and the outer gear sleeve 1 is installed on the gear coupling flange 11.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
While the embodiments of the invention have been disclosed above, it is not limited to the applications listed in the description and the embodiments, which are fully applicable in all kinds of fields of application suitable for this invention, and further modifications may be readily made by those skilled in the art, and the invention is therefore not limited to the specific details shown and described herein without departing from the general concept defined by the claims and their equivalents.
Claims (7)
1. Anti-channeling tooth profile coupling includes: left side tooth profile shaft coupling, fluid coupling (12) and right side tooth profile shaft coupling (13), left side tooth profile shaft coupling sets up the left side of fluid coupling (12), right side tooth profile shaft coupling (13) set up the right side of fluid coupling (12), its characterized in that, left side tooth profile shaft coupling includes outer tooth sleeve (1), interior tooth sleeve (2), prevents scurrying ring (3), outer tooth sleeve (1) cover is established on interior tooth sleeve (2), prevent scurrying ring (3) cover and establish interior tooth sleeve (2) with between outer tooth sleeve (1).
2. The anti-channeling tooth coupling according to claim 1, wherein the anti-channeling ring (3) is located at the right end of the outer gear sleeve (1) and the inner gear sleeve (2), the anti-channeling ring (3) comprises a body (30), an outer snap ring (31) and an inner snap ring (32), the outer snap ring (31) is arranged on the outer surface of the body, and the inner snap ring (32) is arranged on the inner surface of the body (30);
the outer surface of interior tooth cover (2) is provided with first draw-in groove (5), the internal surface of outer tooth cover (1) is provided with second draw-in groove (8), outer snap ring (31) with second draw-in groove (8) are corresponding, interior snap ring (32) with first draw-in groove (5) are corresponding.
3. The anti-channeling tooth coupling according to claim 2, characterized in that said outer snap ring (31) is provided on the outer surface of said body (30) near the right end of said body (30), and said inner snap ring (32) is provided on the inner surface of said body (30) near the left end of said body (30), so that said anti-channeling ring (3) has a Z-shaped ring structure;
the second clamping groove (8) is formed in the right end of the outer gear sleeve (1), and the first clamping groove (5) is formed in the inner clamping ring (32), is close to the right end of the inner clamping ring (32) and corresponds to the inner clamping ring (32).
4. Anti-play tooth coupling according to claim 1, characterized in that the anti-play ring (3) is located at the right end of the outer sleeve (1) and the inner sleeve (2), the inner surface of the outer sleeve (1) is provided with internal teeth (7), and the outer surface of the inner sleeve (2) is provided with external teeth (6) corresponding to the internal teeth (7).
5. Anti-play tooth coupling according to claim 4, characterized in that the width of the inner teeth (7) is larger than the width of the outer teeth (6).
6. Anti-play tooth coupling according to claim 1, characterized in that the outer tooth sleeve (1) is fixedly connected with the fluid coupling (12) by means of a gear coupling flange (11).
7. The anti-shifting tooth-shaped coupler according to claim 6, wherein a first screw hole is formed in the outer gear sleeve (1), a second screw hole is formed in the gear coupler flange (11), and the first screw hole and the second screw hole are fixedly connected through a coupler bolt (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021390382.0U CN212657139U (en) | 2020-07-15 | 2020-07-15 | Anti-shifting tooth-shaped coupling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021390382.0U CN212657139U (en) | 2020-07-15 | 2020-07-15 | Anti-shifting tooth-shaped coupling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212657139U true CN212657139U (en) | 2021-03-05 |
Family
ID=74761568
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021390382.0U Expired - Fee Related CN212657139U (en) | 2020-07-15 | 2020-07-15 | Anti-shifting tooth-shaped coupling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212657139U (en) |
-
2020
- 2020-07-15 CN CN202021390382.0U patent/CN212657139U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210305 Termination date: 20210715 |