CN203051479U - Rotary supporting piece and mechanical equipment with same - Google Patents
Rotary supporting piece and mechanical equipment with same Download PDFInfo
- Publication number
- CN203051479U CN203051479U CN 201220666861 CN201220666861U CN203051479U CN 203051479 U CN203051479 U CN 203051479U CN 201220666861 CN201220666861 CN 201220666861 CN 201220666861 U CN201220666861 U CN 201220666861U CN 203051479 U CN203051479 U CN 203051479U
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- Prior art keywords
- ring
- raceway
- centre circle
- supporting element
- inner ring
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Abstract
The utility model discloses a rotary supporting piece and mechanical equipment with the same. The rotary supporting piece comprises an outer ring, a middle ring, an inner ring and a plurality of rollers, wherein the outer ring, the middle ring and the inner ring are sequentially nested to form an annular structure; an outer rolling path is formed between the outer ring and the middle ring; an inner rolling path is formed between the middle ring and the inner ring; a bottom ring is fixedly arranged on the outer ring and/or the inner ring in a detachable manner; the rollers are arranged in the outer rolling path and the inner rolling path so that the middle ring rotates relative to the outer ring and the inner ring; and a lubricating channel is formed in the middle ring and is communicated with the inner rolling path and/or the outer rolling path. In the using process of the mechanical equipment, when the mechanical equipment is separated from other parts of the rotary supporting piece through the detachable bottom ring, a pipeline of a lubricating device does not need to be assembled and disassembled. The rotary supporting piece is convenient to assemble, disassemble and maintain.
Description
Technical field
The utility model relates to rotation motion machinery field, particularly a kind of machinery of turning round supporting element and having this revolution supporting element.
Background technique
The revolution supporting element is mainly used in realizing being rotatably connected between two structures, is widely used in industries such as engineering, mine, metallurgy, boats and ships, harbour, oil, chemical industry, light industry, food, aviation, military project, instrument.
A kind of revolution supporting element comprises outer ring, centre circle, inner ring, foundation ring and a plurality of roller.Outer ring, centre circle and inner ring are nested successively ring structure, and raceway (not indicating) outside between outer ring and centre circle, forming, raceway in forming between centre circle and inner ring (not indicating), a plurality of rollers are arranged in outer raceway and the interior raceway, so that centre circle can rotate relative to outer ring and inner ring.The foundation ring is fixed on outer ring and/or the inner ring with removably.
The revolution supporting element can be used in the various machinery, connects in the machinery turntable and fixing frame in relative rotation.Particularly, fixing frame is fixed to the foundation ring, and turntable is fixed to centre circle, realizes being rotationally connected between turntable and the fixing frame thus.
In the practical application, machinery also comprises the lubricating fitting that the revolution supporting element is lubricated.In the prior art, the revolution supporting element from the inner side surface (indicating) of the outer side surface of outer ring (indicating) and/or inner ring arrange respectively be communicated with outside the lubrication channel of raceway and/or interior raceway.Thereby lubrication channel connects outer raceway and/or interior raceway that lubricating fitting injects lubricant medium by lubrication channel revolution supporting element inside.
Because rotation motion can take place for the relative outer ring of turntable and inner ring, so lubricating fitting is inconvenient to be arranged on the turntable.If lubricating fitting is arranged on the fixing frame, when turntable and fixing frame split mutually by the foundation ring, thereby then at first need dismantle and to dismantle the foundation ring behind the lubricating fitting that is fixed on the fixing frame turntable is separated with fixing frame, the dismounting complex procedures is not easy to have the machinery of turning round supporting element and overhauls.
The model utility content
The technical problem that the utility model mainly solves provides revolution supporting element for convenience detach in a kind of application process and has the machinery of this revolution supporting element.
For solving the problems of the technologies described above, the technological scheme that the utility model adopts is: a kind of revolution supporting element is provided, comprise the outer ring, centre circle, inner ring and a plurality of roller, the outer ring, centre circle is nested successively ring structure with inner ring, and raceway outside between outer ring and centre circle, being formed with, between centre circle and inner ring, be formed with interior raceway, the foundation ring is fixed on outer ring and/or the inner ring with removably, a plurality of rollers are arranged in outer raceway and the interior raceway, so that centre circle can rotate relative to outer ring and inner ring, centre circle is provided with lubrication channel, raceway and/or outer raceway in lubrication channel is communicated with.
Wherein, the number of lubrication channel is a plurality of, and a plurality of lubrication channels arrange along the circumferential interval of centre circle.
Wherein, a plurality of lubrication channels circumferentially evenly distributing along centre circle.
Wherein, the end face of centre circle exceeds the end face of outer ring and inner ring, lubrication channel includes an inlet and an outlet, and raceway and/or outer raceway in outlet connects, entrance are arranged at least one of outer side surface of the end face that exceeds the outer ring of the inner side surface of the end face that exceeds inner ring of end face, centre circle of centre circle and centre circle.
Wherein, the number of outlet is a plurality of, with a plurality of diverse locations of raceway in connecting and/or outer raceway.
Wherein, the revolution supporting element also comprises connecting pin, and the foundation ring is fixed on outer ring and the inner ring with removably by connecting pin.
For solving the problems of the technologies described above, another technological scheme that the utility model adopts is: provide a kind of machinery to comprise aforesaid revolution supporting element.
Wherein, machinery further comprises lubricating fitting, lubricating fitting through the inside raceway of lubrication channel and/or outside raceway oiling agent is provided.
Wherein, machinery further comprises fixing frame and turntable, and fixing frame is by foundation ring and outer ring and inner ring relative fixed, turntable and centre circle relative fixed.
Wherein, machinery is hoist, and fixing frame is the vehicle frame of hoist.
The beneficial effects of the utility model are: the situation that is different from prior art, on the centre circle of the utility model revolution supporting element the lubrication channel that is communicated with interior raceway and/or outer raceway is set, so, make the lubricating fitting of revolution supporting element outside be fixed to the turntable that is synchronized with the movement with centre circle, and then make machinery need not the pipeline of dismounting lubricating fitting when in use separating with other parts of revolution supporting element by the dismounting foundation ring, easy disassembly is convenient to safeguard.
Description of drawings
Fig. 1 is the partial structurtes schematic representation of the utility model machinery;
Fig. 2 is first embodiment's of revolution supporting element shown in Figure 1 local enlarged diagram;
Fig. 3 is the schematic top plan view of revolution supporting element shown in Figure 2;
Fig. 4 is the assembling partial schematic diagram of revolution supporting element shown in Figure 2 and turntable and lubricating fitting;
Fig. 5 is second embodiment's of revolution supporting element shown in Figure 1 local enlarged diagram;
Fig. 6 is the 3rd embodiment's of revolution supporting element shown in Figure 1 local enlarged diagram.
Embodiment
Consult Fig. 1, the utility model machinery, for example, hoist comprises that revolution supporting element 100, fixing frame 7, turntable 8 and lubricating fitting 9(please refer to Fig. 4).Wherein, fixing frame 7 is vehicle frames of hoist.
Revolution supporting element 100 comprises outer ring 1, centre circle 2, inner ring 3, a plurality of roller 4, bearing pin 5 and foundation ring 6.Please in the lump with reference to Fig. 2 and Fig. 3, outer ring 1, centre circle 2 and inner ring 3 are nested successively ring structure.
Form outer raceway (not indicating) between outer ring 1 and the centre circle 2, raceway (not indicating) in forming between centre circle 2 and the inner ring 3.In the present embodiment, outer raceway and interior raceway are two circles.In other embodiments, the quantity of outer raceway and interior raceway can arrange arbitrarily as required.A plurality of rollers 4 are arranged in outer raceway and the interior raceway.Roller 4 can be shapes such as cylindrical, sphere.Roller 4 can be in the outer ring 1, and centre circle 2 and inner ring 3 are subjected to external force and do the time spent and roll in raceway and the interior raceway outside, and when rolling transmitted load so that centre circle 2 can be relative to the outer ring 1 and inner ring 3 rotate.
Fixing frame 7 is by foundation ring 6 and described outer ring 1 and described inner ring 3 relative fixed, and turntable 8 is fixed to centre circle 2, thereby makes turntable 8 to rotate by relative fixed frame 7.For the ease of fixing turntable 8, the end face (indicating) that the end face 21 of centre circle 2 exceeds outer ring 1 and inner ring 3 arranges.The bottom surface of outer ring 1 and inner ring 3 (not indicating) exceeds the bottom surface (not indicating) of centre circle 2; Make foundation ring 6 be fixed in the position of the close bottom surface of outer ring 1 and inner ring 3 removably by bearing pin 5.In other embodiments, bearing pin 5 can also replace with the link of other structures; And foundation ring 6 can also only be fixed to outer ring 1 and inner ring 3 the two one of on.
Centre circle 2 arranges lubrication channel 20.Raceway and/or outer raceway in lubrication channel 20 is communicated with.Fig. 2 and first embodiment who Figure 3 shows that the revolution supporting element.For a plurality of rollers of installing in interior raceway and/or the outer raceway all obtain lubrication effect preferably, in the week of centre circle 2 a plurality of lubrication channels 20 are set at interval evenly upwards.In other embodiments, the number of lubrication channel 20 and distributing homogeneity are not subjected to the restriction of present embodiment.
Each lubrication channel 20 comprises entrance 201,202 and export 203,204.Entrance 201 arranges from end face 21 places of centre circle 2, and entrance 202 arranges from inner side surface 22 places of the end face that exceeds inner ring 3 of centre circle 2.Namely turning round supporting element can inject oiling agent simultaneously from entrance 201 and 202, can also select one and inject oiling agent.Raceway and outer raceway in outlet 203 and 204 is communicated with respectively, the oiling agent that injects from entrance 201 and/or entrance 202 places partly flow through outlet 203 enter in raceway and internally the roller 4 of raceway be lubricated, another part rollers 4 that outlet 204 enters in the also external raceway of outer raceway of flowing through are lubricated.In other embodiments, outlet 203 and 204 can also be selected a setting as required, and the utility model does not limit this.
Please in the lump with reference to Fig. 4, lubricating fitting 9 is fixed to turntable 8, thereby the oil transport pipeline 91 of lubricating fitting 9 is communicated with the entrance 202 of each lubrication channel 20 respectively the oiling agent in the lubricating fitting 9 is flowed through entrance 202 with outlet 203,204 and raceway and outer raceway in finally injecting respectively.In the present embodiment, because turntable 8 retainings have arrived entrance 201, so oil transport pipeline 91 only injects oiling agent by entrance 202.In other embodiments, oil transport pipeline can inject oiling agent by entrance 201 and 202 simultaneously.For oiling agent is evenly distributed in interior raceway and outer raceway, preferably, outlet 203 is big or small consistent with 204 height and outlet.
Please refer to Fig. 4, the utility model revolution supporting element second embodiment's lubrication channel 20 comprises entrance 211,212,213 and export 214,215.Entrance 211 arranges from the outer side surface 23 of the end face that exceeds outer ring 1 of centre circle 2, and entrance 212 arranges from the end face 21 of centre circle 2, and entrance 213 arranges from the inner side surface 23 of the end face that exceeds inner ring 3 of centre circle 2.Outlet 214 is identical with the outlet 203 and 204 among first embodiment with 215.
Please refer to Fig. 5, the utility model revolution supporting element the 3rd embodiment's lubrication channel 30 comprises entrance 221 and outlet 222,223.Entrance 221 arranges from the inner side surface 22 of the end face that exceeds inner ring 3 of centre circle 2. Outlet 222 and 223 is three, in oiling agent is injected in the different heights position raceway with outside raceway, make the different heights position of same roller 4 obtain uniform lubrication effect.
Be different from prior art, on the centre circle 2 of the utility model revolution supporting element 100 lubrication channel 20 that is communicated with interior raceway and/or outer raceway is set, so, make the lubricating fitting 9 of revolution supporting element outside be fixed to the turntable 8 that is synchronized with the movement with centre circle 2, and then make machinery need not the pipeline road of dismounting lubricating fitting 9 when in use separating with other parts of revolution supporting element by dismounting foundation ring 6, easy disassembly is convenient to safeguard.
The utility model further provides a kind of revolution supporting element 100, and the concrete structure of revolution supporting element 100 please refer to the concrete structure of revolution supporting element in the machinery.
The above only is embodiment of the present utility model; be not so limit claim of the present utility model; every equivalent structure or equivalent flow process conversion that utilizes the utility model specification and accompanying drawing content to do; or directly or indirectly be used in other relevant technical fields, all in like manner be included in the scope of patent protection of the present utility model.
Claims (10)
1. one kind is turned round supporting element, it is characterized in that, described revolution supporting element comprises the outer ring, centre circle, inner ring, foundation ring and a plurality of roller, described outer ring, described centre circle is nested successively ring structure with described inner ring, and raceway outside between described outer ring and described centre circle, being formed with, between described centre circle and described inner ring, be formed with interior raceway, described foundation ring is fixed on described outer ring and/or the described inner ring with removably, described a plurality of roller is arranged in described outer raceway and the described interior raceway, so that described centre circle can rotate relative to described outer ring and described inner ring, described centre circle is provided with lubrication channel, and described lubrication channel is communicated with described interior raceway and/or described outer raceway.
2. revolution supporting element according to claim 1 is characterized in that, the number of described lubrication channel is a plurality of, and described a plurality of lubrication channels arrange along the circumferential interval of described centre circle.
3. revolution supporting element according to claim 2 is characterized in that, described a plurality of lubrication channels circumferentially evenly distribute along described centre circle.
4. revolution supporting element according to claim 1, it is characterized in that, the end face of described centre circle exceeds the end face of described outer ring and described inner ring, described lubrication channel includes an inlet and an outlet, described outlet be communicated with described in raceway and/or described outer raceway, described entrance is arranged at least one of outer side surface of the end face that exceeds described outer ring of the inner side surface of the end face that exceeds described inner ring of the end face of described centre circle, described centre circle and described centre circle.
5. revolution supporting element according to claim 4 is characterized in that, the number of described outlet is a plurality of, to connect a plurality of diverse locations of described interior raceway and/or described outer raceway.
6. revolution supporting element according to claim 4 is characterized in that, described revolution supporting element also comprises connecting pin, and described foundation ring is fixed on described outer ring and the described inner ring with removably by described connecting pin.
7. a machinery is characterized in that, described machinery comprises any described revolution supporting element of claim 1-6 item.
8. machinery according to claim 7 is characterized in that, described machinery further comprises lubricating fitting, described lubricating fitting through described lubrication channel in described raceway and/or described outside raceway oiling agent is provided.
9. machinery according to claim 7 is characterized in that, described machinery further comprises fixing frame and turntable, and described fixing frame is by described foundation ring and described outer ring and described inner ring relative fixed, described turntable and described centre circle relative fixed.
10. machinery according to claim 9 is characterized in that, described machinery is hoist, and described fixing frame is the vehicle frame of described hoist.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220666861 CN203051479U (en) | 2012-12-06 | 2012-12-06 | Rotary supporting piece and mechanical equipment with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220666861 CN203051479U (en) | 2012-12-06 | 2012-12-06 | Rotary supporting piece and mechanical equipment with same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203051479U true CN203051479U (en) | 2013-07-10 |
Family
ID=48734436
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220666861 Expired - Lifetime CN203051479U (en) | 2012-12-06 | 2012-12-06 | Rotary supporting piece and mechanical equipment with same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203051479U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103410866A (en) * | 2013-07-31 | 2013-11-27 | 如皋市非标轴承有限公司 | Lubricating structure for slewing bearing for construction machinery |
-
2012
- 2012-12-06 CN CN 201220666861 patent/CN203051479U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103410866A (en) * | 2013-07-31 | 2013-11-27 | 如皋市非标轴承有限公司 | Lubricating structure for slewing bearing for construction machinery |
| CN103410866B (en) * | 2013-07-31 | 2015-12-02 | 如皋市非标轴承有限公司 | A kind of engineering machinery pivoting support lubricating structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130710 |
|
| CX01 | Expiry of patent term |