CN218542950U - Single slewing bearing convenient to maintenance - Google Patents
Single slewing bearing convenient to maintenance Download PDFInfo
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- CN218542950U CN218542950U CN202222825281.7U CN202222825281U CN218542950U CN 218542950 U CN218542950 U CN 218542950U CN 202222825281 U CN202222825281 U CN 202222825281U CN 218542950 U CN218542950 U CN 218542950U
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- working ring
- ring
- slewing bearing
- outer working
- fixture block
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
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Abstract
The utility model discloses a single row slewing bearing convenient to maintain, which comprises an outer working ring, an inner working ring and a long pin, wherein the inner part of the outer working ring is provided with a deep groove, the inner part of the outer working ring is connected with a clamping block in a sliding way, and the outer working ring is connected with the inner working ring in a sliding way; further comprising: the rolling ball is arranged inside the fixture block in a rolling mode. After the single-row slewing bearing convenient to maintain works for a long time, when the outer working ring and the inner working ring are required to be separated, the long pin is required to be pressed by using an external thin rod, so that the long pin moves towards the inside of the outer working ring, and when the long pin moves, the limiting block is driven to synchronously move.
Description
Technical Field
The utility model relates to a single slewing bearing technical field specifically is a single slewing bearing convenient to maintenance.
Background
The single-row slewing bearing is used in various aspects such as trailers, wind power generation, solar energy, robots and the like, has the advantage of convenient guiding and rotation, and comprises an outer ring and an inner ring which are arranged in a staggered mode, wherein an annular raceway is arranged between matching surfaces of the inner ring and the outer ring, and a plurality of steel balls which are distributed annularly along the annular bearing raceway are arranged in the annular raceway; the method is characterized in that: the gear ring with the gradually positive displacement is further arranged on the inner wall of the inner ring, the addendum circle of the gear ring is gradually increased from bottom to top, and the tooth thickness of the gear ring is gradually decreased from bottom to top, so that the tooth side clearance is gradually increased from bottom to top when the gear ring is meshed with the pinion of the meshing part, and the problem that the lower end of the pinion of the meshing part deforms and tilts when loaded and then is extruded and meshed with the upper part of the gear ring to cause broken teeth is avoided. Through simply repairing the type, improved the engaged state greatly, the utility model discloses rational in infrastructure, on original slewing bearing's basis, only changed original profile of tooth slightly, do not have cost increase and easily realize, especially on slewing bearing for the excavator greatly reduced disconnected tooth rate
But it is after long-time work, when the staff need overhaul it, need carry extra assembly and disassembly tools and just can accomplish the dismantlement to the device, and inconvenient staff is quick dismantles and overhauls it, has reduced staff's work efficiency.
Aiming at the problems, innovative design is urgently needed on the basis of the original single-row slewing bearing.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a single slewing bearing convenient to maintenance to solve the quick dismantlement and the maintenance to it of the inconvenient staff who provides in the above-mentioned background art, reduced staff's work efficiency's problem.
In order to achieve the above object, the utility model provides a following technical scheme: a single-row pivoting support convenient to maintain comprises an outer working ring, an inner working ring and a long pin, wherein a deep groove is formed in the outer working ring, a clamping block is connected to the inner part of the outer working ring in a sliding mode, the outer working ring is connected with the inner working ring in a sliding mode, and outer tooth blocks are fixedly arranged on the surface of the outer working ring at equal angles;
the long pin is connected inside the outer working ring in a sliding mode, and the tail end of the long pin is flush with the upper surface of the outer working ring at the beginning;
a single row of slewing bearings for ease of maintenance, further comprising:
the rolling ball is arranged inside the fixture block in a rolling manner;
the inner tooth blocks are fixedly arranged on the upper surface of the fixture block at equal intervals;
the connecting shaft is rotatably connected to the inside of the outer working ring, a groove is formed in the inside of the outer working ring, and the connecting shaft is arranged in the groove.
Preferably, the fixture block sets up the inside of deep trouth, and the side fixed mounting of fixture block has the first spring that plays the elasticity effect of resetting, and the other one side of first spring with the inner wall fixed connection of outer work circle, the surface of fixture block and the inner wall laminating of deep trouth make the fixture block only remove in the horizontal direction, and when the fixture block removed toward the avris simultaneously, can extrude first spring.
Preferably, the surface of interior work circle seted up with the ring channel that the fixture block corresponds, long round pin is about the central symmetric distribution of outer work circle, and long round pin run through in the inside of outer work circle to the fixed surface of long round pin installs the stopper, and during the beginning, the fixture block is located the inside of ring channel, makes outer work circle and interior work circle be in the state of block in vertical direction, and when needs separated outer work circle and interior work circle, need press long round pin, makes the inside removal of long round pin toward outer work circle, and long round pin drives stopper synchronous motion.
Preferably, the stopper about the central symmetry of long round pin distributes, and the lower fixed surface of stopper installs the second spring that plays the elastic reset effect to the other side of second spring with the inner wall fixed connection of outer work circle to and the inside of outer work circle seted up with the spacing groove that the stopper corresponds, when the stopper removed, can slide at the spacing inslot portion, and the second spring can be extruded by the stopper simultaneously.
Preferably, the side fixed mounting of stopper has the haulage rope, and the other side winding fixed connection of haulage rope is in the surface of connecting axle to the terminal fixed mounting of connecting axle with the gear that the internal tooth piece corresponds, when the stopper removed, can drive connecting axle and gear rotation through the haulage rope.
Preferably, the upper surface of the fixture block is provided with an elongated slot, the inner tooth block is arranged inside the elongated slot, when the gear rotates, the inner tooth block drives the fixture block to move towards the direction of extruding the first spring, after the fixture block moves out of the annular slot, the outer working ring and the inner working ring are not in a clamped state, and then the outer working ring and the inner working ring can be separated, so that the disassembly is finally completed, in the disassembly process, more disassembly tools do not need to be carried, the disassembly process is simple, and the working efficiency is improved.
Compared with the prior art, the beneficial effects of the utility model are that: this single slewing bearing convenient to maintenance adopts neotype structural design, and its specific content is as follows:
(1) After the single-row slewing bearing convenient to maintain works for a long time, when an outer working ring and an inner working ring need to be separated, the long pin needs to be pressed, so that the long pin moves towards the inside of the outer working ring, the long pin drives the limiting block to synchronously move, the limiting block can drive the connecting shaft and the gear to rotate through the traction rope, when the gear rotates, the clamping block is driven by the inner tooth block to move towards the outer side of the annular groove, after the clamping block moves out of the annular groove, the outer working ring and the inner working ring are not in a clamping state, so that the inner working ring can fall out of the outer working ring, and the disassembly process is quick and convenient;
(2) This single slewing bearing convenient to maintenance is after finishing outer work circle and interior work circle maintenance, when needing to install outer work circle and interior work circle and go back the normal position again, still need press the long round pin earlier, make the fixture block get back to the inside of deep trouth, place outer work circle with interior work circle in again, when fixture block and ring channel are in same horizontal direction, loosen the long round pin, the fixture block entered into the ring channel under the effect of first spring this moment, install outer work circle and interior work circle again promptly, operation process is swift.
Drawings
FIG. 1 is a schematic view of the connection structure of the outer operating ring and the inner operating ring of the present invention;
FIG. 2 is a schematic side sectional view of the outer working ring and the inner working ring of the present invention;
FIG. 3 is a schematic view of the connection structure of the outer working ring and the long pin of the present invention;
FIG. 4 is an enlarged schematic view of the structure at A in FIG. 2 according to the present invention;
fig. 5 is a schematic diagram of the distribution structure of the elongated slot of the present invention.
In the figure: 1. an outer working ring; 2. an outer tooth block; 3. an inner working ring; 4. deep grooves; 5. a clamping block; 6. an annular groove; 7. rolling a ball; 8. a first spring; 9. an inner tooth block; 10. a long pin; 11. a limiting block; 12. a second spring; 13. a limiting groove; 14. a hauling rope; 15. a connecting shaft; 16. a gear; 17. a groove; 18. a long groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-5, the present invention provides a technical solution: a single-row slewing bearing convenient to maintain comprises an outer working ring 1, an inner working ring 3 and a long pin 10, wherein a deep groove 4 is formed in the outer working ring 1, a clamping block 5 is connected to the inner part of the outer working ring 1 in a sliding mode, the outer working ring 1 and the inner working ring 3 are connected in a sliding mode, and outer tooth blocks 2 are fixedly arranged on the surface of the outer working ring 1 at equal angles;
the rolling ball 7 is arranged in the fixture block 5 in a rolling manner;
the inner tooth blocks 9 are fixedly arranged on the upper surface of the fixture block 5 at equal intervals;
the connecting shaft 15, the connecting shaft 15 is connected in the inside of the outer working ring 1 in a rotating mode, a groove 17 is formed in the inside of the outer working ring 1, the connecting shaft 15 is arranged in the groove 17, the fixture block 5 is arranged in the deep groove 4, a first spring 8 playing an elastic reset role is fixedly installed on the side face of the fixture block 5, and the other side of the first spring 8 is fixedly connected with the inner wall of the outer working ring 1.
The surface of interior work circle 3 is seted up the ring channel 6 that corresponds with fixture block 5, and long round pin 10 is around the central symmetry distribution of outer work circle 1, and long round pin 10 runs through in the inside of outer work circle 1 to the fixed surface of long round pin 10 installs stopper 11.
Stopper 11 distributes about the central symmetry of long round pin 10, and the lower fixed surface of stopper 11 installs second spring 12 that plays the elasticity effect of reseing, and the inner wall fixed connection of the other one side of second spring 12 and outer work circle 1, and the inside of outer work circle 1 seted up the spacing groove 13 that corresponds with stopper 11, the side fixed mounting of stopper 11 has haulage rope 14, and the winding fixed connection of the other one side of haulage rope 14 is on the surface of connecting axle 15, and the terminal fixed mounting of connecting axle 15 has the gear 16 that corresponds with internal tooth piece 9.
Initially, the fixture block 5 is under the effect of the first spring 8, stably stays in the annular groove 6, so that the outer working ring 1 and the inner working ring 3 are kept stable in the vertical direction, after long-time work, when the outer working ring 1 and the inner working ring 3 need to be disassembled, a worker needs to press the long pin 10 first, at this time, the long pin 10 can move towards the inside of the outer working ring 1, when the long pin 10 descends, the limiting block 11 can be driven to slide in the limiting groove 13, when the limiting block 11 descends, the connecting shaft 15 is driven to rotate in the groove 17 through the traction rope 14, when the connecting shaft 15 rotates, the fixture block 5 is driven to move towards the direction of extruding the first spring 8 through the gear 16 and the inner gear 9, after the fixture block 5 moves out of the annular groove 6, the outer working ring 1 and the inner working ring 3 are not in the clamped state, and the outer working ring 1 and the inner working ring 3 can be separated, and the disassembling process is simple.
The upper surface of the fixture block 5 is provided with a long groove 18, and the internal gear block 9 is arranged inside the long groove 18.
When the initial state is returned to the needs again with outer work circle 1 and the installation of interior work circle 3, still need press long round pin 10, make fixture block 5 be located the inside of deep trouth 4, place outer work circle 1 with interior work circle 3 again, when fixture block 5 and ring channel 6 were in same horizontal direction, loosen long round pin 10, fixture block 5 moved toward the outside of deep trouth 4 under the effect of first spring 8 this moment, finally enter into ring channel 6, on installing outer work circle 1 and interior work circle 3 again promptly, the operation process is swift, and when fixture block 5 removed, drive gear 16 and connecting axle 15 reversal through interior tooth piece 9 and gear 16, and when connecting axle 15 reverses, can roll up haulage rope 14, make stopper 11 and haulage rope 14 return to the initial state, be convenient for next use.
The working principle is as follows: when the single-row slewing bearing convenient to maintain is used, the device is firstly placed at a position needing to work, according to the graph 1-5, after long-time work, when the outer working ring 1 and the inner working ring 3 need to be disassembled, a worker needs to press the long pin 10 firstly, the long pin 10 can move towards the inner part of the outer working ring 1 at the moment, meanwhile, the long pin 10 drives the connecting shaft 15 and the gear 16 to rotate through the limiting block 11 and the traction rope 14, the gear 16 drives the clamping block 5 to move out of the outer side of the annular groove 6 through the inner tooth block 9 at the moment, finally, the outer working ring 1 and the inner working ring 3 are not in a clamping state, the outer working ring 1 and the inner working ring 3 can be separated, and the disassembling process is simple;
when need install outer work circle 1 and interior work circle 3 back initial condition again, still need press long round pin 10, make fixture block 5 be located the inside of deep trouth 4, place outer work circle 1 with interior work circle 3 again, when fixture block 5 and ring channel 6 were in same horizontal direction, loosen long round pin 10, fixture block 5 entered into ring channel 6 under the effect of first spring 8 this moment, had installed outer work circle 1 and interior work circle 3 again promptly.
The above is the operation of the whole device, and the details which are not described in detail in this specification are well known to those skilled in the art.
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 invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. A single-row slewing bearing convenient to maintain comprises an outer working ring (1), an inner working ring (3) and a long pin (10), wherein a deep groove (4) is formed in the outer working ring (1), a clamping block (5) is connected to the inner part of the outer working ring (1) in a sliding mode, the outer working ring (1) is connected with the inner working ring (3) in a sliding mode, and an outer tooth block (2) is fixedly installed on the surface of the outer working ring (1) at an equal angle;
the long pin (10) is connected inside the outer working ring (1) in a sliding mode, and the tail end of the long pin (10) is flush with the upper surface of the outer working ring (1) at the beginning;
it is characterized by also comprising:
the rolling ball (7) is arranged inside the fixture block (5) in a rolling manner;
the inner tooth blocks (9) are fixedly arranged on the upper surface of the fixture block (5) at equal intervals;
the connecting shaft (15), the connecting shaft (15) rotate to be connected in the inside of outer work circle (1), and the inside of outer work circle (1) is seted up recess (17), and connecting shaft (15) set up the inside of recess (17).
2. A single row of easy to service slewing bearing according to claim 1, wherein: the fixture block (5) is arranged in the deep groove (4), a first spring (8) with an elastic reset function is fixedly mounted on the side face of the fixture block (5), and the other side of the first spring (8) is fixedly connected with the inner wall of the outer working ring (1).
3. A single row of easy to service slewing bearing according to claim 1, wherein: the surface of interior work circle (3) seted up with ring channel (6) that fixture block (5) correspond, long round pin (10) about the central symmetric distribution of outer work circle (1), and long round pin (10) run through in the inside of outer work circle (1) to the fixed surface of long round pin (10) installs stopper (11).
4. A single row of easy to service slewing bearing according to claim 3, wherein: stopper (11) about the central symmetry of long round pin (10) distributes, and the lower fixed surface of stopper (11) installs second spring (12) that play the elasticity effect of reseing to the other one side of second spring (12) with the inner wall fixed connection of outer work circle (1) to and the inside of outer work circle (1) seted up with spacing groove (13) that stopper (11) correspond.
5. A single row of easy to service slewing bearing according to claim 3, wherein: the side face of the limiting block (11) is fixedly provided with a traction rope (14), the other side of the traction rope (14) is wound and fixedly connected to the surface of the connecting shaft (15), and the tail end of the connecting shaft (15) is fixedly provided with a gear (16) corresponding to the inner tooth block (9).
6. The single row easy-to-repair slewing bearing of claim 1, wherein: an elongated slot (18) is formed in the upper surface of the clamping block (5), and the inner tooth block (9) is arranged inside the elongated slot (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222825281.7U CN218542950U (en) | 2022-10-26 | 2022-10-26 | Single slewing bearing convenient to maintenance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222825281.7U CN218542950U (en) | 2022-10-26 | 2022-10-26 | Single slewing bearing convenient to maintenance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218542950U true CN218542950U (en) | 2023-02-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222825281.7U Active CN218542950U (en) | 2022-10-26 | 2022-10-26 | Single slewing bearing convenient to maintenance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218542950U (en) |
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2022
- 2022-10-26 CN CN202222825281.7U patent/CN218542950U/en active Active
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