CN203835976U - Deep groove ball bearing - Google Patents
Deep groove ball bearing Download PDFInfo
- Publication number
- CN203835976U CN203835976U CN201420209886.6U CN201420209886U CN203835976U CN 203835976 U CN203835976 U CN 203835976U CN 201420209886 U CN201420209886 U CN 201420209886U CN 203835976 U CN203835976 U CN 203835976U
- Authority
- CN
- China
- Prior art keywords
- dust guard
- arc section
- inner ring
- buckling part
- inserted part
- 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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Abstract
The utility model discloses a deep groove ball bearing. The deep groove ball bearing comprises an inner ring, an outer ring, a retainer and a plurality of steel balls, the steel balls are located in the retainer, the retainer is located between the outer ring and the inner ring, the inner ring comprises an inner circle surface, an outer circle surface and a plurality of arc segments, detaching and connecting parts are arranged between the arc segments, the arc segments are connected through the detaching and connecting parts end to end, and a dustproof part is arranged on each detaching and connecting part. The inner ring is arranged in a detachable and connectable mode to facilitate replacement of the steel balls, the dustproof parts are arranged on the detaching and connecting parts and can effectively prevent dust from entering the bearing from the connection positions of the connecting parts, and it is avoided that the service life of the steel balls and the bearing is shortened because the steel balls are abraded.
Description
Technical field
The utility model relates to a kind of field of bearings, and more particularly, it relates to a kind of deep groove ball bearing.
Background technique
Bearing can be divided into rolling bearing, radial bearing, ball bearing, thrust bearing etc., rolling bearing comprises again deep groove ball bearing, deep groove ball bearing is widely used at gearbox, instrument and apparatus, motor, household electric appliance, internal-combustion engine, vehicular traffic, farm machinery, building machinery, on the equipment and instruments such as engineering machinery, basic deep groove ball bearing is by outer ring, inner ring, steel ball and retainer and seal ring form, due to the Environmental Conditions of deep groove ball bearing or the reason such as faulty lubrication friction is serious, steel ball is easy to wearing and tearing, but miscellaneous part or intact, during replacing, generally whole deep groove ball bearing can be replaced, can cause waste and environmental pollution.
Application number is that 201210153419.1 Chinese patent discloses a kind of outer ring separated type deep groove ball bearing, it comprises outer ring, inner ring, steel ball, described outer ring comprises left arc section, right arc section, described left arc section, right arc section are symmetrical up and down, described left arc section intersects to coordinate with the two ends of right arc section and is adjacent to, there is the pilot hole running through at its place of being adjacent to, and described separated type deep groove ball bearing also comprises the locking element by pilot hole, and described locking element is narrower than the width of outer ring after assembling, the left arc section of separated type deep groove ball bearing outer ring, this outer ring, right arc section structure, make its outer ring can be separated, more convenient when assembling like this, steel ball in this separated type deep groove ball bearing can be changed when damaging easily simultaneously, rather than whole abandoning more renews, saved cost, reduced the pollution of environment, this structure can be changed separately steel ball and solve the problems such as waste and environmental pollution, after the concave structure of left arc section and the convex structure of right arc section are stitched together, the gap that there will be many places splicing, when deep groove ball bearing packs into after machine, cooperatively interact with support and axle respectively, impurity in support can enter in deep groove ball bearing from the connecting sewing of the concave structure of left arc section and the convex structure of right arc section, thereby can affect the working life of steel ball.
Model utility content
The deficiency existing for prior art, the purpose of this utility model is to provide a kind of deep groove ball bearing that can be convenient for changing the dust-proof effect that steel ball can play again.
For achieving the above object, the utility model provides following technological scheme: a kind of deep groove ball bearing, comprise inner ring, outer ring, retainer and some steel balls, described some steel balls are positioned at described retainer, described retainer is between outer ring and inner ring, described inner ring comprises internal circular surfaces and outer round surface, described inner ring comprises some arc sections, between described some arc sections, be equipped with dismounting joint, described some arc sections all join end to end by dismounting joint, and described dismounting joint is provided with dustproof portion.
By adopting technique scheme, some steel balls are positioned at retainer, retainer is between inner ring and outer ring, inner ring comprises some end to end arc sections, and these end to end arc sections can be realized detachably by dismounting joint, when the steel ball wearing and tearing in retainer need to be changed, by dismounting joint, some arc sections can be taken apart, can change separately the steel ball in retainer, convenient and swift, dustproof portion is positioned on dismounting joint, dustproof portion covers on dismounting joint, dismounting joint has been played to the effect of blocking, can prevent that impurity or dust from entering inner ring from the joint of dismounting joint, steel ball is impacted, thereby reduce the working life of steel ball.
The utility model is further set to: described inner ring comprises end to end the first arc section and the second arc section, described the first arc section and the second arc section include head end and tail end, the head end of described the first arc section is provided with the first inserted part, the tail end of described the first arc section is provided with the first buckling part, the head end of described the second arc section is provided with second buckling part suitable with described the first inserted part, and the tail end of described the second arc section is provided with second inserted part suitable with described the first buckling part.
By adopting technique scheme, the portion of removably connecting is that the second buckling part dismounting on the head end of the first inserted part on the first arc section head end and the second arc section is connected, the first buckling part on the first arc section tail end is connected with the second inserted part dismounting on the second tail end, realize removably connecting of the first arc section and the second arc section, the first arc section and the second arc section are taken apart, be convenient for changing steel ball.
The utility model is further set to: described dustproof portion comprises the first dust guard, the second dust guard, the 3rd dust guard and the 4th dust guard, described the first dust guard and the 3rd dust guard lay respectively in the both ends of the surface of the first arc section, the second dust guard and the 4th dust guard lay respectively in the both ends of the surface of the second arc section, described the first dust guard is positioned in a side of the relative outer round surface of inner ring with the 4th dust guard, and described the second dust guard is positioned in a side of the relative internal circular surfaces of inner ring with the 3rd dust guard.
By adopting technique scheme, the first dust guard and the 3rd dust guard lay respectively in the both ends of the surface of the first arc section, the second dust guard and the 4th dust guard lay respectively on the end face of the second arc section, the second dust guard covers the relative joint of dismantling of inner ring internal circular surfaces with the 3rd dust guard, prevent that impurity and grieshoch from entering inner ring from dismounting joint, the first dust guard covers the relative joint place that dismantles of inner ring outer round surface with the 4th dust guard, make the inner ring outer surface can contact Paint Gloss with steel ball, can further play dustproof effect again, increase the working life of steel ball.
The utility model is further set to: described the first inserted part and the second inserted part are fixedly connected on respectively on the first dust guard and the 4th dust guard, described the first buckling part is positioned on the other end of relative the first inserted part of the first arc section, described the second buckling part is positioned on the other end of the second arc section with respect to the second inserted part, and there is space respectively and between the 3rd dust guard and the second dust guard in described the first buckling part and the second buckling part, described the first inserted part and the second inserted part include two positioning wedged blocks, described the first buckling part and the second buckling part include two grabs, described two grabs have elasticity.
By adopting technique scheme, the first inserted part and the second inserted part are fixedly connected on the first dust guard and the 4th dust guard, and be positioned in the first dust guard and the side of the 4th dust guard near internal circular surfaces, the first buckling part and the second buckling part are to be connected on the end face of the first arc section and the second arc section, on the first inserted part and the second inserted part, include two positioning wedged blocks, on the first buckling part and the second buckling part, include the grab suitable with positioning wedged block, there is certain space in grab and the 3rd dust guard and the second dust guard, and there is certain elasticity between two grabs, can utilize the elasticity between grab, grab is compressed and gathered a little to centre, from the middle slippage of two positioning wedged blocks, enter again, when grab slippage is to a certain extent time, grab just can be stuck on positioning wedged block, now the elastic force between two grabs just can disappear, by being connected of the first inserted part and the second buckling part and the first buckling part and the second inserted part, the first arc section and the second arc section can be linked together, two grabs have certain elastic force, under the effect that there is no external force, grab can not depart from positioning wedged block.
The utility model is further set to: on described the first buckling part, the first inserted part, the second buckling part and the second inserted part, be equipped with the pilot hole that runs through respectively the first buckling part, the first inserted part, the second buckling part and the second inserted part, in described pilot hole, be provided with locking element.
By adopting technique scheme, pilot hole is positioned on the side of the first buckling part, the first inserted part, the second buckling part and the second inserted part, and connect respectively the first buckling part, the first inserted part, the second buckling part and the second inserted part, when the first inserted part with when the second buckling part is connected and the first buckling part and the second inserted part are connected, pilot hole just can coincide together, in pilot hole, this has locking element, and locking element can further be strengthened the join strength of the first arc section and the second arc section.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model deep groove ball bearing;
Fig. 2 is the broken away view of inner ring in the utility model deep groove ball bearing;
Fig. 3 is the structural representation of the first inserted part and the second inserted part in the utility model deep groove ball bearing;
Fig. 4 is the structural representation of the first buckling part and the second buckling part in the utility model deep groove ball bearing.
In figure: 1, outer ring; 2, inner ring; 21, the first arc section; 211, the first inserted part; 212, the first buckling part; 22, the second arc section; 221, the second buckling part; 222, the second inserted part; 3, steel ball; 41, the first dust guard; 42, the second dust guard; 43, the 3rd dust guard; 44, the 4th dust guard; 5, pilot hole; 51, locking element; 6, positioning wedged block; 61, grab.
Embodiment
Referring to figs. 1 through Fig. 4, the utility model deep groove ball bearing embodiment is described further.
A kind of deep groove ball bearing, comprise outer ring 1, inner ring 2, retainer and steel ball, steel ball is positioned at retainer, the retainer of steel ball is housed between outer ring 1 and inner ring 2, inner ring 2 comprises some arc sections that removably connect, the quantity of the preferred arc section of the present embodiment is two, comprise the first arc section 21 and the second arc section 22, and described the first arc section 21 and second round and smooth section 22 include head end and tail end, the first arc section 21 and the second arc section 22 join end to end, the head end of the first arc section 21 is provided with the first dust guard 41, tail end is provided with the 3rd dust guard 43, the head end of the second arc section 22 is provided with the second dust guard 42, tail end is provided with the 4th dust guard 44, on the first dust guard 41 and the 4th dust guard 44, be respectively equipped with the first inserted part 211 and the second inserted part 222, and the first inserted part 211 and the second inserted part 222 are fixedly connected on the first dust guard 41 and the second dust guard 42, the first buckling part 212 and the second buckling part 221 lay respectively on the end face of the first arc section 21 tail ends and the second arc section 22 head ends, the 3rd dust guard 43 and the second dust guard 42 are also positioned on the end face of the first arc section 21 tail ends and the second arc section 22 head ends, but there is certain gap between the first buckling part 212 and the 3rd dust guard 43, between the second buckling part 221 and the second dust guard 42, there is certain gap, make the first buckling part 212 and the second buckling part 221 when motion, do not produce friction with the 3rd dust guard 43 and the second dust guard 42, the first inserted part 211 and the second inserted part 222 include two positioning wedged blocks 6, described the first buckling part 212 and the second buckling part 221 include two grabs 61, two grabs 61 have elasticity, utilize the elasticity between grab 61, grab 61 is compressed and gathered a little to centre, from the middle slippage of two positioning wedged blocks 6, enter again, 6 pairs of grabs 61 of positioning wedged block have an inside active force, when grab 61 slippages are to a certain extent time, grab 61 just can be stuck on positioning wedged block 6, the active force that now 6 pairs of two grabs 61 of positioning wedged block apply has disappeared, 61 elastic strains of two grabs recover, by being connected of the first inserted part 211 and the second buckling part 221 and the first buckling part 212 and the second inserted part 222, the first arc section 21 and the second arc section 22 can be linked together, two grabs 61 have certain elastic force, under the effect that there is no external force, grab 61 can not depart from positioning wedged block 6, by coordinating of grab 61 and positioning wedged block 6, the first arc section 21 and the second arc section 22 can be linked together, the first inserted part 211, the first buckling part 212, on the side of the second inserted part 222 and the second buckling part 221, be equipped with the pilot hole 5 of perforation, when the first inserted part 211 and the second buckling part 221 are connected, when the first buckling part 212 and the second inserted part 222 are connected, the first inserted part 211, the first buckling part 212, the second inserted part 222 and the second buckling part 221 can coincide together, can be at the interior installation locking element 51 of the pilot hole 5 coinciding together, locking element 51 of the present utility model can be rivet, by rivet, strengthen the intensity of the first arc section 21 and the second arc section 22 joints.
During specific operation, when the first inserted part 211 and the second buckling part 221 are connected, when the first buckling part 212 and the second inserted part 222 are connected, rivet is arranged in pilot hole 5, rivet is further strengthened the join strength of the first arc section 21 and the second arc section 22, after the first arc section 21 is connected with the second arc section 22, the 3rd dust guard 43 covers the relative joint place that dismantles of inner ring 2 internal circular surfaces with the second dust guard 42, prevent that impurity and dust from entering in retainer steel ball generation damage from the joint of dismounting joint, the first dust guard 41 covers the relative joint place that dismantles of inner ring 2 outer round surface with the 4th dust guard 44, can further play dustproof effect, can also increase the smoothness of inner ring 2 outer round surface, after steel ball 3 wearing and tearing, can inner ring 2 be taken apart by dismounting joint, change separately steel ball 3, convenient and swift, energy saving, dustproof effect is played to inner ring 2 by dustproof portion, can increase the working life of steel ball 3.
Inner ring 2 is connected with axle, impurity and dust on axle are less, can reduce the probability that impurity and dust enter bearing, inner ring 2 is arranged to removably connect, in dismounting joint, be provided with dustproof portion, facilitate the replacing of steel ball 3, can increase again the sealing of joint, reduce impurity and dust enters in bearing.
Inner ring 2 of the present utility model is comprised of two arc sections, but in concrete production and application process, the quantity of arc section can be for three or four, even more, but no matter the quantity of arc section is how many, but arc section is identical with the annexation between arc section.
The above is only preferred implementation of the present utility model, and protection domain of the present utility model is also not only confined to above-described embodiment, and all technological schemes belonging under the utility model thinking all belong to protection domain of the present utility model.It should be pointed out that for those skilled in the art, in the some improvements and modifications that do not depart under the utility model principle prerequisite, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (6)
1. a deep groove ball bearing, comprise inner ring, outer ring, retainer and some steel balls, described some steel balls are positioned at described retainer, described retainer is between outer ring and inner ring, described inner ring comprises internal circular surfaces and outer round surface, it is characterized in that: described inner ring comprises some arc sections, between described some arc sections, is equipped with dismounting joint, described some arc sections all join end to end by dismounting joint, and described dismounting joint is provided with dustproof portion.
2. deep groove ball bearing according to claim 1, it is characterized in that: described inner ring comprises end to end the first arc section and the second arc section, described the first arc section and the second arc section include head end and tail end, the head end of described the first arc section is provided with the first inserted part, the tail end of described the first arc section is provided with the first buckling part, the head end of described the second arc section is provided with second buckling part suitable with described the first inserted part, and the tail end of described the second arc section is provided with second inserted part suitable with described the first buckling part.
3. deep groove ball bearing according to claim 2, it is characterized in that: described dustproof portion comprises the first dust guard, the second dust guard, the 3rd dust guard and the 4th dust guard, described the first dust guard and the 3rd dust guard lay respectively in the both ends of the surface of the first arc section, the second dust guard and the 4th dust guard lay respectively in the both ends of the surface of the second arc section, described the first dust guard is positioned in a side of the relative outer round surface of inner ring with the 4th dust guard, and described the second dust guard is positioned in a side of the relative internal circular surfaces of inner ring with the 3rd dust guard.
4. deep groove ball bearing according to claim 3, it is characterized in that: described the first inserted part and the second inserted part are fixedly connected on respectively on the first dust guard and the 4th dust guard, described the first buckling part is positioned on the other end of relative the first inserted part of the first arc section, described the second buckling part is positioned on the other end of the second arc section with respect to the second inserted part, and described the first buckling part and the second buckling part exist space respectively and between the 3rd dust guard and the second dust guard.
5. according to the deep groove ball bearing described in claim 2 or 3 or 4, it is characterized in that: described the first inserted part and the second inserted part include two positioning wedged blocks, described the first buckling part and the second buckling part include two grabs, and described two grabs have elasticity.
6. according to the deep groove ball bearing described in claim 2 or 3 or 4, it is characterized in that: on described the first buckling part, the first inserted part, the second buckling part and the second inserted part, be equipped with the pilot hole that runs through respectively the first buckling part, the first inserted part, the second buckling part and the second inserted part, in described pilot hole, be provided with locking element.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420209886.6U CN203835976U (en) | 2014-04-26 | 2014-04-26 | Deep groove ball bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420209886.6U CN203835976U (en) | 2014-04-26 | 2014-04-26 | Deep groove ball bearing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203835976U true CN203835976U (en) | 2014-09-17 |
Family
ID=51513823
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420209886.6U Expired - Fee Related CN203835976U (en) | 2014-04-26 | 2014-04-26 | Deep groove ball bearing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203835976U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105972091A (en) * | 2016-06-24 | 2016-09-28 | 浙江工贸职业技术学院 | Engine bearing outer ring and assembling technology thereof |
-
2014
- 2014-04-26 CN CN201420209886.6U patent/CN203835976U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105972091A (en) * | 2016-06-24 | 2016-09-28 | 浙江工贸职业技术学院 | Engine bearing outer ring and assembling technology thereof |
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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: 20140917 Termination date: 20160426 |