CN203702845U - Separated double-raceway slewing bearing - Google Patents
Separated double-raceway slewing bearing Download PDFInfo
- Publication number
- CN203702845U CN203702845U CN201420014301.5U CN201420014301U CN203702845U CN 203702845 U CN203702845 U CN 203702845U CN 201420014301 U CN201420014301 U CN 201420014301U CN 203702845 U CN203702845 U CN 203702845U
- Authority
- CN
- China
- Prior art keywords
- groove
- raceway
- connecting platform
- during rotation
- inner ring
- Prior art date
- 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.)
- Expired - Fee Related
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- Wind Motors (AREA)
- Rolling Contact Bearings (AREA)
- Sealing Of Bearings (AREA)
Abstract
The utility model relates to a separated double-raceway slewing bearing comprising an inner rotating ring, an upper raceway ring, an upper rolling ball layer, a lower raceway ring, a lower rolling ball layer and a gear ring, wherein a first connecting platform is arranged in the circumferential direction of the outer side wall of the inner rotating ring, and the section of the first connecting platform is of a step-shaped structure; a second connecting platform is arranged in the circumferential direction of the inner side wall of the gear ring; and the first connecting platform and the second connecting platform are superposed with each other and are fixed through bolts. The separated double-raceway slewing bearing is precise and stable in structure, reliable in working, convenient to mount, capable of greatly reducing the cost and lowering the machining difficulty and particularly suitable for application in wind power and construction machine industries.
Description
Technical field
The utility model relates to pivoting support technical field, particularly the two raceway pivoting supports of a kind of separated type.
Background technique
Pivoting support is again turntable bearing, a kind of large size bearing that can bear combined load, can bear simultaneously larger axially, radial load and tilting moment, pivoting support be widely used in industries such as coal industry processed, metallurgical machinery, ship equipment, engineering machinery.
Existing pivoting support comprises temperature of inner ring during rotation, raceway, ball and gear ring, when use, can only realize the relative movement between raceway and gear ring, and structure is single, can not fully meet industry requirement.
Model utility content
Technical problem to be solved in the utility model is to provide a kind of separated type two raceway pivoting supports for above drawback, precise structure, stable, reliable operation, easy for installation, greatly save cost, reduced difficulty of processing, especially can be applicable to wind-powered electricity generation, construction machinery industry.
For solving the problems of the technologies described above, the technical solution of the utility model is:
The two raceway pivoting supports of a kind of separated type, comprise temperature of inner ring during rotation, upper raceway circle, upper ball layer, lower raceway circle, lower ball layer and gear ring, wherein, described temperature of inner ring during rotation outer side wall is circumferentially with the first connecting platform, the sectional shape of described the first connecting platform is terraced structure, on described gear ring madial wall, be circumferentially with the second connecting platform, described the first connecting platform and described the second connecting platform are superimposed with each other, and be fixed by bolt, described the first connecting platform both sides are sheathed with respectively raceway circle and lower raceway circle, described upper raceway circle, lower raceway circle and temperature of inner ring during rotation contacting point are respectively equipped with ball layer and lower ball layer, described upper raceway circle top is provided with the first groove, described temperature of inner ring during rotation outer side wall is provided with the second groove and the 4th groove, described the first groove and the second groove are positioned in same level, between described the first groove and the second groove, be filled with styrene butadiene rubber seal ring, described lower raceway circle bottom is provided with the 3rd groove, described the 3rd groove and the 4th groove are positioned in same level, between described the 3rd groove and the 4th groove, be filled with styrene butadiene rubber seal ring, what described temperature of inner ring during rotation internal surface was symmetrical is provided with two accessory mounting grooves, the sectional shape of described accessory mounting groove is isosceles trapezoid, described accessory mounting groove outside is provided with mounting hole, described mounting hole embeds among described temperature of inner ring during rotation.
The two raceway pivoting supports of above-mentioned a kind of separated type, wherein, the sectional shape of described styrene butadiene rubber seal ring is right-angled trapezium.
The two raceway pivoting supports of above-mentioned a kind of separated type, wherein, described mounting hole is 3 × 3 and distributes.
The beneficial effects of the utility model are:
1. temperature of inner ring during rotation and gear ring are bolted into an entirety, when having in the situation of outside driving gear input torque, drive gear ring of the present utility model, when gear ring rotation, driven rotary inner ring carries out circular movement, temperature of inner ring during rotation internal surface is provided with accessory mountion plate, other component can be installed herein, making component follow temperature of inner ring during rotation moves together, realize two relative movement of raceway and gear ring and raceway and temperature of inner ring during rotation, precise structure, stable, reliable operation, the advantage such as easy for installation, can be applicable to wind-powered electricity generation, construction machinery industry, thereby realize conversion and the moment transmission of kinetic energy, also can be applicable to the anti-blocking equipment of material bin.
2. sectional shape is to sink between raceway and temperature of inner ring during rotation in right-angled trapezium styrene butadiene rubber seal ring, both strengthened sealing, play the effect that prevents that dust from entering, can bear again the pressure of 0.2Mpa, alleviate product weight, saved cost, meanwhile, styrene butadiene rubber is wear-resisting, heat-resisting, ageing-resistant performance is more good compared with the Sealing of polyurethane and so on, has extended working life.
3. temperature of inner ring during rotation and gear ring adopt split-type design, have reduced manufacture cost, have simplified installation process, have reduced labor intensity, and have improved usability.
4. accessory mountion plate is provided with mounting groove, can bear 10KN shearing force, can prevent that the accessory of installing is subject to excessive shearing force and drops, the safety reliability of more effective assurance interior fittings.
Accompanying drawing explanation
Fig. 1 is sectional view of the present utility model
Fig. 2 is plan view of the present utility model
Fig. 3 is the enlarged view of the utility model I portion
Fig. 4 is the enlarged view of the utility model A portion
Embodiment
Below the utility model is further described.
The two raceway pivoting supports of a kind of separated type as shown in the figure, comprise temperature of inner ring during rotation 1, upper raceway circle 2, upper ball layer 7, lower raceway circle 5, lower ball layer 8 and gear ring 4, wherein, described temperature of inner ring during rotation 1 outer side wall is circumferentially with the first connecting platform 9, the sectional shape of described the first connecting platform 9 is terraced structure, on described gear ring 4 madial walls, be circumferentially with the second connecting platform 10, described the first connecting platform 9 is superimposed with each other with described the second connecting platform 10, and be fixed by bolt 3, described the first connecting platform 9 both sides are sheathed with respectively raceway circle 2 and lower raceway circle 5, described upper raceway circle 2, lower raceway circle 5 is respectively equipped with ball layer 7 and lower ball layer 8 with temperature of inner ring during rotation 1 contacting point, described upper raceway circle 2 tops are provided with the first groove 11, described temperature of inner ring during rotation 1 outer side wall is provided with the second groove 12 and the 4th groove 13, described the first groove 11 and the second groove 12 are positioned in same level, between described the first groove 11 and the second groove 12, be filled with styrene butadiene rubber seal ring 6, the sectional shape of described styrene butadiene rubber seal ring 6 is right-angled trapezium, described lower raceway circle 5 bottoms are provided with the 3rd groove 14, described the 3rd groove 14 and the 4th groove 13 are positioned in same level, between described the 3rd groove 14 and the 4th groove 13, be filled with styrene butadiene rubber seal ring 6, what described temperature of inner ring during rotation 1 internal surface was symmetrical is provided with two accessory mounting grooves 15, the sectional shape of described accessory mounting groove 15 is isosceles trapezoid, described accessory mounting groove 15 outsides are provided with mounting hole 16, described mounting hole 16 is 3 × 3 and distributes, described mounting hole 16 embeds among described temperature of inner ring during rotation 1.
Temperature of inner ring during rotation and gear ring are bolted into an entirety, when having in the situation of outside driving gear 17 input torques, drive gear ring of the present utility model, when gear ring rotation, driven rotary inner ring carries out circular movement, temperature of inner ring during rotation internal surface is provided with accessory mountion plate, other component can be installed herein, making component follow temperature of inner ring during rotation moves together, realize two relative movement of raceway and gear ring and raceway and temperature of inner ring during rotation, precise structure, stable, reliable operation, the advantage such as easy for installation, can be applicable to wind-powered electricity generation, construction machinery industry, thereby realize conversion and the moment transmission of kinetic energy.
Sectional shape is to sink between raceway and temperature of inner ring during rotation in right-angled trapezium styrene butadiene rubber seal ring, both strengthened sealing, play the effect that prevents that dust from entering, can bear again the pressure of 0.2Mpa, alleviate product weight, saved cost, meanwhile, styrene butadiene rubber is wear-resisting, heat-resisting, ageing-resistant performance is more good compared with the Sealing of polyurethane and so on, has extended working life.
Temperature of inner ring during rotation and gear ring adopt split-type design, have reduced manufacture cost, have simplified installation process, have reduced labor intensity, and have improved usability.
Accessory mountion plate is provided with mounting groove, can bear 10KN shearing force, can prevent that the accessory of installing is subject to excessive shearing force and drops, the safety reliability of more effective assurance interior fittings.
Here description of the present utility model and application is illustrative; not want scope of the present utility model to limit in the above-described embodiments; therefore, the utility model is not subject to the restriction of the present embodiment, and the technological scheme that any employing equivalence replacement obtains is all in the scope of the utility model protection.
Claims (3)
1. the two raceway pivoting supports of separated type, comprise temperature of inner ring during rotation, upper raceway circle, upper ball layer, lower raceway circle, lower ball layer and gear ring, it is characterized by, described temperature of inner ring during rotation outer side wall is circumferentially with the first connecting platform, the sectional shape of described the first connecting platform is terraced structure, on described gear ring madial wall, be circumferentially with the second connecting platform, described the first connecting platform and described the second connecting platform are superimposed with each other, and be fixed by bolt, described the first connecting platform both sides are sheathed with respectively raceway circle and lower raceway circle, described upper raceway circle, lower raceway circle and temperature of inner ring during rotation contacting point are respectively equipped with ball layer and lower ball layer, described upper raceway circle top is provided with the first groove, described temperature of inner ring during rotation outer side wall is provided with the second groove and the 4th groove, described the first groove and the second groove are positioned in same level, between described the first groove and the second groove, be filled with styrene butadiene rubber seal ring, described lower raceway circle bottom is provided with the 3rd groove, described the 3rd groove and the 4th groove are positioned in same level, between described the 3rd groove and the 4th groove, be filled with styrene butadiene rubber seal ring, what described temperature of inner ring during rotation internal surface was symmetrical is provided with accessory mounting groove, the sectional shape of described accessory mounting groove is isosceles trapezoid, described accessory mounting groove outside is provided with mounting hole, described mounting hole embeds among described temperature of inner ring during rotation.
2. the two raceway pivoting supports of a kind of separated type as claimed in claim 1, is characterized by, and the sectional shape of described styrene butadiene rubber seal ring is right-angled trapezium.
3. the two raceway pivoting supports of a kind of separated type as claimed in claim 1, is characterized by, and described mounting hole is 3 × 3 and distributes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420014301.5U CN203702845U (en) | 2014-01-10 | 2014-01-10 | Separated double-raceway slewing bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420014301.5U CN203702845U (en) | 2014-01-10 | 2014-01-10 | Separated double-raceway slewing bearing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203702845U true CN203702845U (en) | 2014-07-09 |
Family
ID=51053295
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420014301.5U Expired - Fee Related CN203702845U (en) | 2014-01-10 | 2014-01-10 | Separated double-raceway slewing bearing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203702845U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110491271A (en) * | 2019-08-02 | 2019-11-22 | 安徽盛鸿展览工程有限公司 | A kind of machinery rhythm apparatus for demonstrating demonstration ball promotion diversion mechanism |
-
2014
- 2014-01-10 CN CN201420014301.5U patent/CN203702845U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110491271A (en) * | 2019-08-02 | 2019-11-22 | 安徽盛鸿展览工程有限公司 | A kind of machinery rhythm apparatus for demonstrating demonstration ball promotion diversion mechanism |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140709 Termination date: 20160110 |