CN205963132U - Bolt type gyro wheel bearing suspension buckle - Google Patents
Bolt type gyro wheel bearing suspension buckle Download PDFInfo
- Publication number
- CN205963132U CN205963132U CN201620967264.9U CN201620967264U CN205963132U CN 205963132 U CN205963132 U CN 205963132U CN 201620967264 U CN201620967264 U CN 201620967264U CN 205963132 U CN205963132 U CN 205963132U
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- CN
- China
- Prior art keywords
- roller
- hole
- annular
- arc groove
- gyro wheel
- 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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- Rolling Contact Bearings (AREA)
Abstract
The utility model discloses a bolt type gyro wheel bearing suspension buckle. The key feature is: the upper end of the centre bore of gyro wheel is equipped with the bulge loop of thrust ball bearing's lower gasket in other words, be equipped with the first annular circular arc recess with equipartition lower terminal surface precision assembly of the delicate ball of complete set on the thrust ball bearing holder on the looping pit bottom surface of the last shrinkage pool of gyro wheel upper end, be equipped with the annular circular arc recess of second with equipartition up end precision assembly of the delicate ball of complete set on the thrust ball bearing holder on the annular terminal surface of the lower extreme of the shaft shoulder of kingpin cooperation axle journal upper end, the hexagon nut's of a body structure screw hole is screwed together with the external screw thread that hangs the columniform connector of a lower extreme body structure on the up end of gyro wheel. The utility model discloses with thrust ball bearing and bolt type gyro wheel bearing with hang the axle and combine as an organic wholely, compact structure, rotate sensitively, prevent effectively that the safety rope rope strand from loosening jag or kinking breaking occur, improves the safety guarantee that the performer performs aloft.
Description
Technical field
This utility model is related to withhold technical field, withholds particularly to a kind of screw bolt-type outer ring and roll assembly.
Background technology
During rotating in air performance, can be all that a safety rope carries out safeguard protection on waist, because conventional withholding can not
Rotate, rope strand unclamps jag or kinking is ruptured so that safety rope is caused when performer is in constantly rotating action in the air, leads to drill
Member throws from the air, causes serious security incident.Existing kind of withholding is a lot, but rotation is sensitive, can effectively prevent peace
The rope strand of full rope unclamps jag or kinking occurs withholding of fracture in the market or blank.
Utility model content
Problem to be solved in the utility model is the shortcomings of the prior art, provide a kind of compact conformation,
Rotate sensitive, radial force can be carried can carry the screw bolt-type outer ring and roll assembly of axial force again and withhold, prevent safety rope rope strand
Unclamp jag or kinking is ruptured, improve the safety guarantee that performer performs in the air.
This utility model is to be realized by providing technical scheme below.
Manufacture and design a kind of screw bolt-type outer ring and roll assembly to withhold, described screw bolt-type outer ring and roll assembly by roller, back-up ring,
Roller shaft and needle roller composition, the wall surface of the hole of the centre bore of described roller and the needle roller engagement journal of roller shaft upper end integrative-structure
It is provided with Fine Boring, uniform needle roller, the upper end of described needle roller engagement journal is provided with the shaft shoulder of integrative-structure between external diameter surface,
The bottom of the described shaft shoulder is located at the fovea superior in the hole of roller upper end, the annular end face of described shaft shoulder lower end and the looping pit bottom of upper concave hole
Face gap is assembled, and the lower end of described needle roller engagement journal is provided with annular groove, and described annular groove and back-up ring are snapped together, institute
State the recessed in the hole that back-up ring is located at roller lower end, the lower end of described roller shaft is provided with lower screw rod.
Of the present utility model it is mainly characterized by：The upper end of the centre bore of roller is provided with the lower gasket being equivalent to thrust ball bearing
Bulge loop, bulge loop is structure as a whole with roller.
The round tube hole of described bulge loop moves cooperation with the external diameter of needle roller engagement journal.
The looping pit bottom surface of the described upper concave hole of roller upper end is provided with first annular arc groove, first annular circular arc
The concaved circular cambered surface of groove is together with being distributed on the lower surface Fine Boring of complete accurate ball on thrust ball bearing retainer.
The annular end face of the described lower end of the shaft shoulder of needle roller engagement journal upper end is provided with and first annular arc groove
The annular arc groove of opposite second, the concaved circular cambered surface of the second annular arc groove be distributed on thrust ball bearing retainer
The upper surface Fine Boring of the accurate ball of set is together.
The external diameter of the described shaft shoulder moves cooperation with the upper concave hole of roller upper end.
Described first annular arc groove and the second annular arc groove all equivalently-sized, first annular circular arc is recessed
The arc radius of the concaved circular cambered surface of groove and the second annular arc groove are slightly larger than the radius of ball.
The upper surface of described roller is provided with the hex nut of integrative-structure, the screwed hole of hex nut and upper concave hole phase
Logical, together with screwed hole is screwed with the external screw thread of the union joint of the cylinder of hanging axis lower end integrative-structure.
The left and right two ends of described hex nut are provided with symmetrical minor thread hole, in the minor thread hole at left and right two ends respectively
It is provided with for preventing the external screw thread of union joint from coupling the holding screw loosening with the screwed hole of hex nut.
First recessed screw thread in the hole of described union joint left end is provided with the first oil nozzle.
The upper end of described hanging axis is provided with screw rod, and upper screw rod is provided with the forward and backward upper pin-and-hole communicating, the upper end of upper screw rod
Center is provided with the upper hexagon shrinkage pool for inner hexagon spanner insertion.
The right wall thickness of described roller is provided with the second recessed screw thread hole, and the second recessed screw thread in the hole is provided with the second oil nozzle, and second
The left end of oil nozzle is provided with the tank filler sleeve communicating with centre bore.
Described lower screw rod is provided with the forward and backward lower pin-and-hole communicating, and the lower end center of lower screw rod is provided with pulls for interior hexagonal
The lower hexagon shrinkage pool of handss insertion.
When carrying out rotating in air performance using this utility model, first by the lower screw rod connection with the upper screw rod and roller shaft of hanging axis
The nut connecing radially symmetrically get out in the middle part of thickness two with upper screw rod and lower screw rod on pin-and-hole same apertures through hole, will
Hanging axis inserts the installation in the hole of the fixed mount of flies, and nut is screwed in upper screw rod, alignment pin holes insertion pin after nut
This utility model can be fixed on the fixed mount of flies by nail；The union joint of safety rope one end is inserted in the lower spiral shell of roller shaft
On the axle journal of bar upper end, nut is screwed in lower screw rod, after nut, safety rope can be fixed on by alignment pin holes insertion pin
On roller shaft of the present utility model；The other end of safety rope is fastened on the waist of performer, performer's continuous rotating action in the air
When, under the twisting force when performer rotates, safety rope rotates together with roller shaft and then performer, and the rope strand of safety rope will not pine
Jag or kinking, safety rope will not rupture, and improves the safety guarantee that performer performs in the air.
This utility model, due to adopting said structure, breaches existing screw bolt-type outer ring and roll assembly and can only carry radially
Power, the design and production method of axial force can not be carried, in conjunction with the design principle of thrust ball bearing and screw bolt-type outer ring and roll assembly,
Thrust ball bearing and screw bolt-type outer ring and roll assembly and hanging axis are combined as a whole and make screw bolt-type outer ring and roll assembly and withhold, knot
Structure is compact, rotation is sensitive, can carry radial force, can carry axial force again, overcomes the existing defect withheld and can not rotate, has
Effect prevents that safety rope rope strand from unclamping jag or kinking is ruptured, the safety guarantee that raising performer performs in the air.
Brief description
The utility model is described in further detail with reference to the accompanying drawings and examples.
Fig. 1 be according to the utility model proposes a kind of concrete structure schematic diagram withheld of screw bolt-type outer ring and roll assembly.
In figure：1- upper hexagon shrinkage pool, the upper screw rod of 2-, the upper pin-and-hole of 3-, 4- hanging axis, 5- union joint, 6- external screw thread, 7- tightening
Screw, 8- hex nut, 9- minor thread hole, 10- screwed hole, 11- upper surface, the annular arc groove of 12- second, 13- first ring
Shape arc groove, 14- second oil nozzle, 15- the second recessed screw thread hole, 16- roller, 17- tank filler sleeve, shrinkage pool under 18-, 19- back-up ring,
20- roller shaft, screw rod under 21-, hexagon shrinkage pool under 22-, pin-and-hole under 23-, 24- annular groove, 25- centre bore, 26- needle roller is joined
Sympodium neck, 27- needle roller, 28- bulge loop, 29- round tube hole, 30- thrust ball bearing retainer, 31- ball, 32- upper concave hole, 33-
One recessed screw thread hole, 34- first oil nozzle, the 35- shaft shoulder.
Specific embodiment
Below in conjunction with the accompanying drawings describe in detail according to the utility model proposes concrete device details and working condition.
As shown in drawings, manufacture and design a kind of screw bolt-type outer ring and roll assembly to withhold, described screw bolt-type outer ring and roll assembly
It is made up of roller 16, back-up ring 19, roller shaft 20 and needle roller 27, on the wall surface of the hole of centre bore 25 of described roller 16 and roller shaft 20
It is provided with Fine Boring, uniform needle roller 27, described needle roller is joined between the external diameter surface of needle roller engagement journal 26 of end integrative-structure
The upper end of sympodium neck 26 is provided with the shaft shoulder 35 of integrative-structure, and the bottom of the described shaft shoulder 35 is located at the upper concave hole 32 of roller 16 upper end
Interior, the annular end face of the described shaft shoulder 35 lower end is assembled with the looping pit bottom surface gap of upper concave hole 32, described needle roller engagement journal 26
Lower end be provided with annular groove 24, described annular groove 24 and back-up ring 19 are snapped together, and described back-up ring 19 is located under roller 16
In the lower shrinkage pool 18 at end, the lower end of described roller shaft 20 is provided with lower screw rod 21.
Of the present utility model it is mainly characterized by：The upper end of the centre bore 25 of roller 16 is provided with and is equivalent under thrust ball bearing
The bulge loop 28 of pad, bulge loop 28 is structure as a whole with roller 16.
The round tube hole 29 of bulge loop 28 moves cooperation with the external diameter of needle roller engagement journal 26.
The looping pit bottom surface of the upper concave hole 32 of roller 16 upper end is provided with first annular arc groove 13, first annular circular arc
The concaved circular cambered surface of groove 13 and the lower surface Fine Boring being distributed on complete accurate ball 31 on thrust ball bearing retainer 30
Together.
The annular end face of the lower end of the shaft shoulder 35 of needle roller engagement journal 26 upper end is provided with and first annular arc groove 13
The annular arc groove 12 of opposite second, the concaved circular cambered surface of the second annular arc groove 12 be distributed on thrust ball bearing retainer
On 30, the upper surface Fine Boring of complete accurate ball 31 is together.
The external diameter of the shaft shoulder 35 moves cooperation with the upper concave hole 32 of roller 16 upper end.
First annular arc groove 13 and all equivalently-sized, the first annular arc groove of the second annular arc groove 12
13 and second the arc radius of concaved circular cambered surface of annular arc groove 12 be slightly larger than the radius of ball 31.
The upper surface 11 of roller 16 is provided with the hex nut 8 of integrative-structure, the screwed hole 10 of hex nut 8 and upper concave hole
32 communicate, together with screwed hole 10 is screwed with the external screw thread 6 of the union joint 5 of the cylinder of hanging axis 4 lower end integrative-structure.
The left and right two ends of hex nut 8 are provided with symmetrical minor thread hole 9, set respectively in the minor thread hole 9 at left and right two ends
Have for preventing the external screw thread 6 of union joint 5 from coupling the holding screw 7 loosening with the screwed hole 10 of hex nut 8.
It is provided with the first oil nozzle 34 in first recessed screw thread hole 33 of union joint 5 left end.
The upper end of hanging axis 4 is provided with screw rod 2, and upper screw rod 2 is provided with the forward and backward upper pin-and-hole 3 communicating, the upper end of upper screw rod 2
Center is provided with the upper hexagon shrinkage pool 1 for inner hexagon spanner insertion.
The right wall thickness of roller 16 is provided with the second recessed screw thread hole 15, is provided with the second oil nozzle 14 in the second recessed screw thread hole 15, the
The left end of two oil nozzles 14 is provided with the tank filler sleeve 17 communicating with centre bore 25.
Lower screw rod 21 is provided with the forward and backward lower pin-and-hole 23 communicating, and the lower end center of lower screw rod 21 is provided with pulls for interior hexagonal
The lower hexagon shrinkage pool 22 of handss insertion.
Working condition of the present utility model is：Performer in the air rotating action when, first by the upper screw rod and roller with hanging axis
The nut of the lower screw rod connection of axle radially symmetrically get out in the middle part of thickness two identical with the pin-and-hole on upper screw rod and lower screw rod
The through hole in aperture, hanging axis is inserted the installation in the hole of the fixed mount of flies, and nut is screwed in upper screw rod, right after nut
The fixed mount that this utility model can be fixed on flies by pin is inserted in pilot pin hole；The union joint of safety rope is inserted in roller
On the axle journal of lower screw rod upper end of axle, nut is screwed in lower screw rod, after nut, alignment pin holes insertion pin can be by safety
Rope is fixed on roller shaft of the present utility model；The other end of safety rope is fastened on the waist of performer, performer is continuous in the air
During rotating action, under the twisting force when performer rotates, safety rope rotates together with roller shaft and then performer, the rope of safety rope
Stock will not unclamp jag or kinking, and safety rope will not rupture.
Claims (1)
1. a kind of screw bolt-type outer ring and roll assembly is withheld, and described screw bolt-type outer ring and roll assembly is by roller（16）, back-up ring（19）, rolling
Wheel shaft（20）And needle roller（27）Composition, described roller（16）Centre bore（25）Wall surface of the hole and roller shaft（20）Upper end one is tied
The needle roller engagement journal of structure（26）External diameter surface between be provided with Fine Boring, uniform needle roller（27）, described needle roller fitted shaft
Neck（26）Upper end be provided with the shaft shoulder of integrative-structure（35）, the described shaft shoulder（35）Bottom be located at roller（16）The upper concave hole of upper end
（32）Interior, the described shaft shoulder（35）The annular end face of lower end and upper concave hole（32）The assembling of looping pit bottom surface gap, described needle roller joins
Sympodium neck（26）Lower end be provided with annular groove（24）, described annular groove（24）With back-up ring（19）It is snapped together, described gear
Circle（19）It is located at roller（16）The lower shrinkage pool of lower end（18）Interior, described roller shaft（20）Lower end be provided with lower screw rod（21）；
It is characterized in that：Roller（16）Centre bore（25）Upper end be provided with the bulge loop of the lower gasket being equivalent to thrust ball bearing
（28）, bulge loop（28）With roller（16）It is structure as a whole；
Described bulge loop（28）Round tube hole（29）With needle roller engagement journal（26）External diameter move cooperation；
Described roller（16）The upper concave hole of upper end（32）Looping pit bottom surface be provided with first annular arc groove（13）,
First annular arc groove（13）Concaved circular cambered surface be distributed on thrust ball bearing retainer（30）Upper complete accurate rolling
Pearl（31）Lower surface Fine Boring together；
Described needle roller engagement journal（26）The shaft shoulder of upper end（35）The annular end face of lower end be provided with and first annular circular arc
Groove（13）The annular arc groove of opposite second（12）, the second annular arc groove（12）Concaved circular cambered surface be distributed on thrust
Ball bearing retainer（30）Upper complete accurate ball（31）Upper surface Fine Boring together；
The described shaft shoulder（35）External diameter and roller（16）The upper concave hole of upper end（32）Dynamic cooperation；
Described first annular arc groove（13）With the second annular arc groove（12）All equivalently-sized, first annular circle
Arc fluting（13）With the second annular arc groove（12）Concaved circular cambered surface arc radius be slightly larger than ball（31）Radius；
Described roller（16）Upper surface（11）It is provided with the hex nut of integrative-structure（8）, hex nut（8）Screwed hole
（10）With upper concave hole（32）Communicate, screwed hole（10）With hanging axis（4）The union joint of the cylinder of lower end integrative-structure（5）Outer spiral shell
Stricture of vagina（6）Screw together；
Described hex nut（8）Left and right two ends be provided with symmetrical minor thread hole（9）, the minor thread hole at left and right two ends（9）
Inside being respectively provided with prevents union joint（5）External screw thread（6）With hex nut（8）Screwed hole（10）The tightening that connection loosens
Screw（7）；
Described union joint（5）First recessed screw thread hole of left end（33）Inside it is provided with the first oil nozzle（34）；
Described hanging axis（4）Upper end be provided with screw rod（2）, upper screw rod（2）It is provided with the forward and backward upper pin-and-hole communicating（3）, upper spiral shell
Bar（2）Upper end center be provided with for inner hexagon spanner insertion upper hexagon shrinkage pool（1）；
Described roller（16）Right wall thickness be provided with the second recessed screw thread hole（15）, the second recessed screw thread hole（15）Inside it is provided with the second oil
Mouth（14）, the second oil nozzle（14）Left end be provided with and centre bore（25）The tank filler sleeve communicating（17）；
Described lower screw rod（21）It is provided with the forward and backward lower pin-and-hole communicating（23）, lower screw rod（21）Lower end center be provided with for
The lower hexagon shrinkage pool of inner hexagon spanner insertion（22）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620967264.9U CN205963132U (en) | 2016-08-29 | 2016-08-29 | Bolt type gyro wheel bearing suspension buckle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620967264.9U CN205963132U (en) | 2016-08-29 | 2016-08-29 | Bolt type gyro wheel bearing suspension buckle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205963132U true CN205963132U (en) | 2017-02-22 |
Family
ID=58038260
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620967264.9U Expired - Fee Related CN205963132U (en) | 2016-08-29 | 2016-08-29 | Bolt type gyro wheel bearing suspension buckle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205963132U (en) |
-
2016
- 2016-08-29 CN CN201620967264.9U patent/CN205963132U/en not_active Expired - Fee Related
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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: 20170222 Termination date: 20170829 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |