CN111677769B - Bearing adapter sleeve with double-layer adapter structure - Google Patents
Bearing adapter sleeve with double-layer adapter structure Download PDFInfo
- Publication number
- CN111677769B CN111677769B CN202010371956.8A CN202010371956A CN111677769B CN 111677769 B CN111677769 B CN 111677769B CN 202010371956 A CN202010371956 A CN 202010371956A CN 111677769 B CN111677769 B CN 111677769B
- Authority
- CN
- China
- Prior art keywords
- bearing
- sleeve
- locking
- adapter sleeve
- adapter
- 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.)
- Active
Links
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C35/00—Rigid support of bearing units; Housings, e.g. caps, covers
- F16C35/02—Rigid support of bearing units; Housings, e.g. caps, covers in the case of sliding-contact bearings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C2226/00—Joining parts; Fastening; Assembling or mounting parts
- F16C2226/10—Force connections, e.g. clamping
- F16C2226/16—Force connections, e.g. clamping by wedge action, e.g. by tapered or conical parts
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C2226/00—Joining parts; Fastening; Assembling or mounting parts
- F16C2226/50—Positive connections
- F16C2226/60—Positive connections with threaded parts, e.g. bolt and nut connections
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mounting Of Bearings Or Others (AREA)
Abstract
The invention discloses a bearing adapter sleeve with a double-layer adapter structure, which relates to the technical field of bearing adapter sleeves and comprises an adapter sleeve main body and an adapter sleeve, wherein the adapter sleeve main body comprises an inner sleeve locking part, a bearing fixing part and a nut locking part, the bearing fixing part and the nut locking part are sequentially arranged on the outer ring of the adapter sleeve main body, the bearing fixing part is used for sleeving a bearing, the nut locking part is provided with a locking nut, the bearing is fixed on the bearing fixing part through the locking nut, the inner sleeve locking part is arranged at one end close to the bearing fixing part, the inner sleeve locking part is arranged on the inner ring of the adapter sleeve main body, and the adapter sleeve is fixedly installed with the adapter sleeve main body through the inner sleeve locking part; the invention prolongs the service life of the whole body by arranging the fastening sleeve main body and the fastening inner sleeve, ensures that the bearing can run for a long time with high precision and has more economic benefit; and the retainer ring and the top ring on the retainer ring can generate the effect similar to that of the bearing adapter sleeve on the stepped shaft by the bearing adapter sleeve device on the optical shaft.
Description
Technical Field
The invention relates to the technical field of bearing adapter sleeves, in particular to a bearing adapter sleeve with a double-layer adapter structure.
Background
In the existing mechanical structure, a taper sleeve bearing is widely applied due to the unique structure, the taper sleeve bearing comprises a bearing and a fastening sleeve, and the taper sleeve bearing is used in a group, wherein an inner hole of the bearing is designed into a taper hole, the fastening sleeve is arranged in the taper hole to realize the static matching state of a shaft and the bearing, and the fastening sleeve is the most commonly used part when the bearing with the taper hole is positioned on a cylindrical shaft, and the taper sleeve can be used for an optical axis or a stepped shaft; the adapter sleeve is used for installing the rotating shaft in a positioning mode on a tool fitting inside the bearing, and the shaft and the bearing can be tightly matched and conveniently detached through the adapter sleeve. The existing adapter sleeve is easy to have fretting corrosion after being used for a long time, namely the adapter sleeve and the surface of an optical axis, particularly the junction is easy to have the condition due to long-time small-amplitude vibration, and is in the abrasion state for a long time, so that the precision failure of a bearing can be caused, and the condition that the bearing is bent can be seriously caused.
The quick detachable adapter sleeve disclosed in the Chinese invention patent CN106944972A comprises an adapter sleeve, an adapter sleeve and slots, wherein a narrow groove is formed in one side of the adapter sleeve, a wide groove is formed below the narrow groove and is communicated with the narrow groove, the adapter sleeve is in threaded connection with one side of the adapter sleeve close to the bottom end, notches are formed in the outer wall of the adapter sleeve, four groups of notches are formed in the four groups of notches, the four groups of notches are circularly and uniformly distributed on the outer side of the adapter sleeve, a bolt hole is formed in one side of the adapter sleeve, a fastening screw is in threaded connection with the center of the bolt hole, a protective gasket is welded on one side of the fastening screw, and the slots are formed in the outer wall of the adapter sleeve; the adapter sleeve disclosed by the invention has the problem of abrasion after long-time use.
Disclosure of Invention
First, technical problem to be solved
The invention aims at the defects in the prior art, and particularly provides a bearing adapter sleeve with a double-layer adapter structure, which solves the problem that the existing bearing adapter sleeve is easy to generate fretting corrosion after being used for a long time, and also solves the problem that the existing bearing adapter sleeve on an optical axis is short in service life.
Second, technical scheme
In order to solve the technical problem, the invention provides a bearing adapter sleeve with a double-layer adapter structure, which comprises an adapter sleeve main body and an adapter sleeve, wherein the adapter sleeve main body comprises an inner sleeve locking part, a bearing fixing part and a nut locking part, the bearing fixing part and the nut locking part are sequentially arranged on the outer ring of the adapter sleeve main body, the bearing fixing part is used for sleeving a bearing, the nut locking part is provided with a locking nut, the bearing is fixed on the bearing fixing part through the locking nut, the inner sleeve locking part is arranged at one end close to the bearing fixing part, the inner sleeve locking part is arranged on the inner ring of the adapter sleeve main body, and the adapter sleeve is fixedly installed with the adapter sleeve main body through the inner sleeve locking part.
Wherein, the fastening sleeve main body and the fastening inner sleeve are both provided with a deformation open slot which is arranged along the axial direction.
The locking nut is provided with a plurality of locking grooves which are uniformly distributed around the axis of the locking nut; a locking washer is arranged between the locking nut and the bearing, a plurality of locking pieces extending out are arranged on the locking washer, and the locking pieces can be bent and are clamped with the locking grooves.
The locking groove and each locking piece are provided with a screw hole, and after the locking piece is bent to be clamped with the locking groove, the locking piece can be fixed on the locking groove through screws.
Wherein, the outer ring of the fastening inner sleeve is frustum-shaped.
Wherein, the fastening inner sleeve is also provided with a retaining ring positioned at the frustum-shaped bottom.
Wherein, the retainer ring is provided with a top ring which extends out and can be abutted against the bearing.
The check ring is fixed on the tightening inner sleeve through threaded connection, a plurality of screw holes are formed in the outer wall of the check ring, and after the check ring is adjusted to a preset position in a rotating mode, the position of the check ring is fixed on the tightening inner sleeve through screws penetrating through the screw holes.
Wherein, the outer wall of the nut locking part is provided with an external thread, the inner wall of the inner sleeve locking part is provided with an internal thread, and the outer wall of the fastening inner sleeve is provided with an external thread.
Wherein, the taper value of the outer wall of the fastening inner sleeve is slightly larger than that of the inner wall of the locking part of the inner sleeve.
Third, beneficial effect
Compared with the prior art, the bearing adapter sleeve with the double-layer adapter structure has the advantages that due to the arrangement of the adapter sleeve main body and the adapter sleeve, the situation that fretting corrosion is easy to occur when the adapter sleeve main body at one end of the bearing is in single contact with an optical axis after the adapter sleeve is used for a long time is greatly reduced; therefore, the service life of the whole bearing is prolonged, the bearing can run for a long time with high precision, meanwhile, the effect of ensuring the installation precision for a long time can be achieved by replacing the fastening inner sleeve, and the bearing has economic benefit with low use cost;
the locking piece is bent and clamped with the locking groove through the screw holes arranged on the locking groove and each locking piece, and then the locking piece can be fixed on the locking groove through the screw, namely, the fixing strength of the locking washer on the locking nut is further improved in a screw fixing mode, and the locking nut is prevented from loosening and falling off;
the bearing adapter sleeve device on the optical axis can generate the effect similar to that of a bearing adapter sleeve on a stepped shaft by the arrangement of the retainer ring and the top ring on the retainer ring, and the fixing of the bearing is realized by the mode, so that the mounting stability of the bearing and the high precision in the use process can be greatly improved; further, the service life of the bearing adapter sleeve on the existing optical axis can be prolonged.
Drawings
FIG. 1 is a perspective view of a bearing adapter sleeve having a double layer adapter structure of the present invention, shown in FIG. 1;
FIG. 2 is a perspective view of a bearing adapter sleeve having a double layer adapter structure of the present invention 2;
FIG. 3 is a block diagram of the adapter sleeve body of the present invention;
FIG. 4 is a structural view of the adapter sleeve body and the adapter sleeve of the present invention;
FIG. 5 is a block diagram of the fastening inner race retainer of the present invention;
FIG. 6 is a structural view of the lock nut with a lock washer of the present invention;
in the figure: 1 is a fastening sleeve main body; 2, fastening the inner sleeve; 3 is a locking nut; 4 is a lock washer; 5 is a bearing; 6 is a bearing fixing part; 7 is a nut locking part; 8 is an inner sleeve locking part; 9 is a check ring; 10 is a locking groove; 11 is a locking sheet; 12 are deformed open slots.
Detailed Description
The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.
Example 1:
the bearing adapter sleeve with the double-layer adapter structure comprises an adapter sleeve main body 1 and an adapter sleeve 2, wherein the adapter sleeve main body 1 comprises an inner sleeve locking part 8, a bearing fixing part 6 and a nut locking part 7, the bearing fixing part 6 and the nut locking part 7 are sequentially arranged on the outer ring of the adapter sleeve main body 1, the bearing fixing part 6 is used for sleeving a bearing 5, the nut locking part 7 is provided with a locking nut 3 and fixes the bearing 5 on the bearing fixing part 6 through the locking nut 3, the inner sleeve locking part 8 is arranged at one end close to the bearing fixing part 6, the inner sleeve locking part 8 is positioned at the inner ring of the adapter sleeve main body 1, and the adapter sleeve 2 is fixedly installed with the adapter sleeve main body 1 through the inner sleeve locking part 8; in the prior common products at present, after the bearing fixing part 6 is sleeved on the optical axis, the bearing 5 can be directly installed, then the locking nut 3 is directly connected with the bearing 5 through the nut locking part 7 by screw thread, in the embodiment, the fastening sleeve main body 1 and the fastening inner sleeve 2 are sleeved on the optical axis, and because the inner wall of the inner sleeve locking part 8 is provided with internal thread, the outer wall of the fastening inner sleeve 2 is provided with external thread, the fastening inner sleeve 2 is fixedly installed with the fastening sleeve main body 1 through the inner sleeve locking part 8 in advance through screw thread connection relation, then the bearing 5 is installed, and finally the locking nut 3 is installed and fixed, the installation work of the whole bearing is completed, by the mode, the structural strength of the installation of the fastening sleeve device is greatly improved, and through the setting of the fastening inner sleeve 2, the condition that fretting corrosion easily occurs when the fastening sleeve main body 1 at one end of the bearing is contacted with the optical axis alone after the fastening sleeve is used for a long time is greatly reduced, namely, the function of replacing abrasion is achieved through the fastening inner sleeve 2, and point contact is expanded into surface contact through the fastening inner sleeve 2; thereby the holistic life has been prolonged, makes the bearing guarantee long-time high accuracy operation, can reach the effect of guaranteeing the installation accuracy for a long time through changing tight endotheca 2 simultaneously, has more economic benefits.
As shown in fig. 2 and 4, in the present embodiment, since the deformation open grooves 12 opened in the axial direction are provided in both the adapter sleeve body 1 and the adapter sleeve 2, the adjustability is provided, and the application range of the bearing adapter sleeve structure of the present embodiment can be widened within a certain range.
As shown in fig. 6, the locking nut 3 is provided with a plurality of locking grooves 10, and the locking grooves 10 are uniformly distributed around the axis of the locking nut 3; be equipped with lock washer 4 between lock nut 3 and the bearing 5, be equipped with a plurality of stay tabs that stretch out on lock washer 4, the stay tab can be buckled and with locking groove 10 joint, specifically, in this embodiment, locking groove 10 further realizes lock nut 3's locking promptly through the stay tab, improves fixed effect.
Example 2:
compared with the embodiment 1, in this embodiment, as shown in fig. 3, 4 and 5, the outer ring of the inner fastening sleeve 2 is frustum-shaped, the taper of the outer wall of the inner fastening sleeve 2 is slightly larger than the taper of the inner wall of the inner sleeve locking portion 8, when the inner fastening sleeve main body 1 is sleeved with the inner fastening sleeve 2, because the taper of the inner wall of the inner sleeve locking portion 8 on the inner fastening sleeve main body 1 is relatively smaller, the inner sleeve locking portion 8 has a larger compression effect on the inner fastening sleeve 2, so that the fixation between the inner fastening sleeve 2 and the inner fastening sleeve main body 1 is firmer and more reliable, meanwhile, the degree of the inner fastening sleeve 2 to the optical axis is increased to a certain extent, further, the degree of the inner fastening sleeve main body 1 to the optical axis is increased, and the reliability of the bearing installed on the bearing fastening sleeve of this embodiment is higher.
Example 3:
compared with the embodiment 1, in the embodiment, as shown in fig. 6, the screw holes are formed in the locking groove 10 and each locking piece, after the locking piece is bent to be clamped with the locking groove 10, the locking piece can be fixed on the locking groove 10 through the screw, namely, the fixing strength of the locking washer 4 to the locking nut 3 is further improved through the screw fixing mode, and the locking nut 3 is guaranteed against loosening and falling.
Example 4:
compared with embodiment 1, in this embodiment, as shown in fig. 5, a retaining ring 9 located at the frustum-shaped bottom is further disposed on the inner fastening sleeve 2, and the retaining ring 9 is fixed on the inner fastening sleeve 2 through threaded connection; the top ring 13 extending out is arranged on the retainer ring 9, the top ring 13 can be abutted against the bearing 5, the bearing can be abutted against the top ring 13 on the retainer ring 9 at a proper position when the bearing is installed by adjusting the position of the retainer ring 9, and the bearing adapter sleeve device on the optical axis can generate the effect similar to the bearing adapter sleeve on the stepped shaft by arranging the retainer ring 9 and the top ring 13 on the retainer ring, so that the fixing of the bearing 5 is realized by the mode, and the installation stability of the bearing 5 and the high precision in the using process can be greatly improved; further, the service life of the bearing adapter sleeve on the existing optical axis can be prolonged.
The above is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, it is possible to make several improvements and modifications without departing from the technical principle of the present invention, and these improvements and modifications should also be considered as the protection scope of the present invention.
Claims (8)
1. The utility model provides a bearing adapter sleeve with double-deck tight structure which characterized in that: the bearing adapter sleeve with the double-layer adapter structure comprises an adapter sleeve main body (1) and an adapter sleeve (2), wherein the adapter sleeve main body (1) comprises an inner sleeve locking part (8), a bearing fixing part (6) and a nut locking part (7), the bearing fixing part (6) and the nut locking part (7) are sequentially arranged on the outer ring of the adapter sleeve main body (1), the bearing fixing part (6) is used for sleeving a bearing (5), a locking nut (3) is arranged on the nut locking part (7), and the bearing (5) is fixed on the bearing fixing part (6) through the locking nut (3);
the inner sleeve locking part (8) is arranged at one end close to the bearing fixing part (6), the inner sleeve locking part (8) is positioned at the inner ring of the sizing sleeve main body (1), and the sizing inner sleeve (2) is fixedly installed with the sizing sleeve main body (1) through the inner sleeve locking part (8);
a check ring (9) positioned at the frustum-shaped bottom is also arranged on the fastening inner sleeve (2);
and a protruding top ring (13) is arranged on the retainer ring (9), and the top ring (13) can be abutted against the bearing (5).
2. The bearing adapter sleeve having a double layer adapter structure of claim 1, wherein: the fastening sleeve main body (1) and the fastening inner sleeve (2) are both provided with deformation open slots (12) which are arranged along the axial direction.
3. The bearing adapter sleeve having a double layer adapter structure of claim 1, wherein: a plurality of locking grooves (10) are formed in the locking nut (3), and the locking grooves (10) are uniformly distributed around the axis of the locking nut (3);
the locking nut (3) with be equipped with lock washer (4) between bearing (5), be equipped with a plurality of stay that stretch out on lock washer (4), the stay can buckle and with locking recess (10) joint.
4. The bearing adapter sleeve having a double layer adapter structure according to claim 3, wherein: the locking groove (10) and each locking piece are provided with screw holes, and after the locking piece is bent to be clamped with the locking groove (10), the locking piece can be fixed on the locking groove (10) through screws.
5. The bearing adapter sleeve having a double layer adapter structure of claim 1, wherein: the outer ring of the fastening inner sleeve (2) is frustum-shaped.
6. The bearing adapter sleeve having a double layer adapter structure according to claim 5, wherein: the check ring (9) is fixedly connected to the fastening inner sleeve (2) through threads, and a plurality of screw holes are formed in the outer wall of the check ring (9);
after the check ring (9) is rotationally adjusted to a preset position, the position of the check ring (9) is fixed on the inner tightening sleeve (2) through a screw passing through the screw hole.
7. The bearing adapter sleeve having a double layer adapter structure of claim 1, wherein: the outer wall of the nut locking portion (7) is provided with an external thread, the inner wall of the inner sleeve locking portion (8) is provided with an internal thread, and the outer wall of the fastening inner sleeve (2) is provided with an external thread.
8. The bearing adapter sleeve having a double layer adapter structure according to claim 5, wherein: the taper value of the outer wall of the fastening inner sleeve (2) is slightly larger than that of the inner wall of the inner sleeve locking part (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010371956.8A CN111677769B (en) | 2020-05-06 | 2020-05-06 | Bearing adapter sleeve with double-layer adapter structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010371956.8A CN111677769B (en) | 2020-05-06 | 2020-05-06 | Bearing adapter sleeve with double-layer adapter structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111677769A CN111677769A (en) | 2020-09-18 |
| CN111677769B true CN111677769B (en) | 2022-01-14 |
Family
ID=72451711
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010371956.8A Active CN111677769B (en) | 2020-05-06 | 2020-05-06 | Bearing adapter sleeve with double-layer adapter structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111677769B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114165525B (en) * | 2021-12-15 | 2022-09-23 | 响水县海源紧定衬套制造有限公司 | Bearing adapter sleeve convenient to install |
| CN114508549B (en) * | 2022-02-15 | 2023-07-11 | 宁波斯立福精密工业有限公司 | Double-layer nested bearing adapter sleeve |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2087563A1 (en) * | 1993-01-19 | 1994-07-20 | Dale Lorimer | Bushing for locking an inner race of a bearing on a shaft |
| TW323535U (en) * | 1997-05-29 | 1997-12-21 | wen-zhong Liu | Improved structure of shock-absorption block for rackets (addition one) |
| JP2002235761A (en) * | 2001-02-08 | 2002-08-23 | Ntn Corp | Adapter for rolling bearing and method for mounting rolling bearing using the same |
| CN203948484U (en) * | 2014-05-30 | 2014-11-19 | 宁波斯立福精密工业有限公司 | A kind of quick detachable adapter sleeve |
| CN104653638A (en) * | 2015-02-16 | 2015-05-27 | 浙江浙矿重工股份有限公司 | Shaft locating structure |
| CN106351966A (en) * | 2016-10-10 | 2017-01-25 | 江苏博林机械制造有限公司 | Novel bearing supporting device for boring machine |
| CN106949161A (en) * | 2017-05-18 | 2017-07-14 | 响水县海源紧定衬套制造有限公司 | A kind of two-way bearing adapter sleeve |
| CN208764152U (en) * | 2018-08-01 | 2019-04-19 | 太原重工轨道交通设备有限公司 | Rapid-assembling/disassembling formula bearing assembly |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4301374A1 (en) * | 1993-01-20 | 1994-07-21 | Wagner Gmbh & Co Fahrzeugteile | Roller bearing with inner ring on equalising sleeve |
| SE523989C2 (en) * | 2002-12-03 | 2004-06-15 | Skf Ab | Spare shaft bearings, a method for mounting such a spare bearing and a device for performing such mounting |
| TWM323535U (en) * | 2007-07-18 | 2007-12-11 | William Chen | Fastening sheath for securing of bearing |
| CN106763229A (en) * | 2017-01-05 | 2017-05-31 | 武汉船用机械有限责任公司 | The pre-tightening apparatus and method of a kind of tapered sleeve bearing |
| CN209621853U (en) * | 2019-02-26 | 2019-11-12 | 小林英一 | A kind of bearing of double nut vertical pulling lock sleeve |
-
2020
- 2020-05-06 CN CN202010371956.8A patent/CN111677769B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2087563A1 (en) * | 1993-01-19 | 1994-07-20 | Dale Lorimer | Bushing for locking an inner race of a bearing on a shaft |
| TW323535U (en) * | 1997-05-29 | 1997-12-21 | wen-zhong Liu | Improved structure of shock-absorption block for rackets (addition one) |
| JP2002235761A (en) * | 2001-02-08 | 2002-08-23 | Ntn Corp | Adapter for rolling bearing and method for mounting rolling bearing using the same |
| CN203948484U (en) * | 2014-05-30 | 2014-11-19 | 宁波斯立福精密工业有限公司 | A kind of quick detachable adapter sleeve |
| CN104653638A (en) * | 2015-02-16 | 2015-05-27 | 浙江浙矿重工股份有限公司 | Shaft locating structure |
| CN106351966A (en) * | 2016-10-10 | 2017-01-25 | 江苏博林机械制造有限公司 | Novel bearing supporting device for boring machine |
| CN106949161A (en) * | 2017-05-18 | 2017-07-14 | 响水县海源紧定衬套制造有限公司 | A kind of two-way bearing adapter sleeve |
| CN208764152U (en) * | 2018-08-01 | 2019-04-19 | 太原重工轨道交通设备有限公司 | Rapid-assembling/disassembling formula bearing assembly |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111677769A (en) | 2020-09-18 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111677769B (en) | Bearing adapter sleeve with double-layer adapter structure | |
| US7048487B2 (en) | Connector | |
| CN107013539B (en) | Device for attaching a first component to a second component | |
| CN208010753U (en) | A kind of locking nut | |
| EP2927516B1 (en) | Locking apparatus for a nut | |
| US6176665B1 (en) | Threaded fastener and assembly | |
| CN100408871C (en) | Threaded ring | |
| US9976599B2 (en) | Countersunk threaded bearing and method of installation | |
| EP2868940B1 (en) | Dowel element | |
| KR101495390B1 (en) | Structural unit | |
| CN110774849A (en) | Plate spring fixed end support assembly and assembling method thereof | |
| CN112567150A (en) | Damping element with threaded portion | |
| WO2021194601A1 (en) | Anti-rotation retaining mechanism for a high-pressure fuel injector in a fuel system | |
| CN214356519U (en) | Motor hub and flywheel anti-loosening mechanism and vehicle | |
| CN114278659A (en) | Screw thread locking structure | |
| CN111911516A (en) | Anti-loosening connecting structure | |
| CN217653058U (en) | Nut fastening assembly | |
| WO2014087309A1 (en) | Fastening device, fastening system, washing machine with fastening system, and method for manufacture of fastening device | |
| CN221105686U (en) | Safety armrest | |
| CN216608018U (en) | Aerospace fastener turning clamping device | |
| CN218624914U (en) | Fastening member | |
| US20240141947A1 (en) | Connecting element, first component with the connecting element, connection structure using the connecting element, production method for the connecting element and respective connecting method | |
| CN218093931U (en) | Adapter sleeve | |
| CN221074932U (en) | Fastener capable of saving moment | |
| CN101802333A (en) | A system for fastening a fitting part on a hollow profile |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |