CN218093887U - Double-row roller structure bearing with outer ring middle flat retainer ring and clamp spring type fixation - Google Patents
Double-row roller structure bearing with outer ring middle flat retainer ring and clamp spring type fixation Download PDFInfo
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- CN218093887U CN218093887U CN202222589541.5U CN202222589541U CN218093887U CN 218093887 U CN218093887 U CN 218093887U CN 202222589541 U CN202222589541 U CN 202222589541U CN 218093887 U CN218093887 U CN 218093887U
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- ring
- hole
- circlip
- annular
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Abstract
The utility model relates to a fixed double roller structure bearing of circlip formula in middle of outer lane, it includes outer lane, inner circle, roller, circlip, hole retaining ring, the hole design of outer lane is annular draw-in groove in the through-hole of no flange and the middle design of through-hole, and the outer peripheral face both edges of inner circle have designed an annular flange respectively, forms the annular channel between two annular flanges, also design outer annular draw-in groove in the middle of the outer peripheral face of circlip, circlip passes through hole retaining ring card in the middle of the hole of outer lane, and the circlip is located between the double roller. The bearing has the advantages that the design is simple, the use is convenient, the design and the processing of the outer ring are convenient, the materials are saved, meanwhile, the flat retainer ring is arranged inside the outer ring through the retainer ring for holes, the axial movement of the outer ring is prevented, the outer ring materials are saved due to the adoption of the structure, in addition, the grease injection space of the bearing is greatly increased due to the existence of the middle retainer ring, and the service life of the bearing is further prolonged.
Description
Technical Field
The utility model relates to a bearing field, concretely relates to fixed double roller structure bearing of circlip formula in middle of outer lane.
Background
In order to prevent the outer ring of the double-row roller bearing from axially shifting, a raised flange is turned in the middle of an inner hole of the outer ring, the raised flange and the outer ring are integrally formed, the raised flange is spaced between the double-row rollers, however, the processing difficulty of the inner hole of the outer ring is high, the thickness of the raised flange is not easy to control, the double-row roller bearing is generally applied to heavy-load occasions, and the raised flange is easy to break due to axial stress.
Disclosure of Invention
In order to solve the technical problem, the utility model provides a flat retainer ring jump ring formula fixed double roller structure bearing in middle of the outer lane, the design is simple, convenient to use, be convenient for manufacturing and later stage equipment.
The technical scheme of the utility model:
the utility model provides a flat retainer ring jump ring formula fixed double roller structure bearing in middle of outer lane, it includes outer lane, inner circle, roller, flat retainer ring, hole retaining ring, the hole design of outer lane is annular draw-in groove in the through-hole of no flange and the design in the middle of the through-hole, and the outer peripheral face both edges of inner circle have designed an annular flange respectively, forms annular channel between two annular flanges, and the inner circle is located the hole of outer lane, installs double roller and double roller is located annular channel between outer lane and the inner circle, also design outer annular draw-in groove in the middle of the outer peripheral face of flat retainer ring, flat retainer ring passes through hole retaining ring card in the middle of the hole of outer lane, and flat retainer ring is located between the double roller.
The inner diameter of the inner hole of the flat retainer ring is the same as the outer diameter of the annular rib of the inner ring, and a grease injection space is formed between the inner side of the inner hole of the flat retainer ring and the outer annular groove of the inner ring.
The hole check ring is an elastic check ring, the middle of the hole check ring is provided with an oblique cut, and two sides of the oblique cut of the hole check ring are respectively provided with a round hole.
The outer side half ring of the hole retainer ring is clamped in the inner annular clamping groove of the outer ring, and the inner side half ring of the hole retainer ring is clamped in the outer annular clamping groove of the flat retainer ring.
The utility model discloses a sealing device, including outer lane, the hole both ends of outer lane are close to oral area position design and are had annular step, and annular step's bight still designs has an annular groove, and the sealing washer is installed to annular groove, the outside seal installation of sealing washer is in annular groove, and the interior limit seal of sealing washer is contradicted in the upper end of the annular flange of inner lane.
The utility model has the advantages that the design is simple, convenient to use, and outer lane design and processing is convenient, and save material, the circlip passes through the hole simultaneously and installs inside the outer lane with the retaining ring design, prevents outer lane axial float, and the outer lane material has not only been saved in the adoption of this structure, and because the existence of middle retaining ring, has increased the notes fat space of bearing widely to the life of bearing has been promoted.
Drawings
Fig. 1 is a schematic diagram of the present invention.
Fig. 2 is a schematic view of a retainer ring for a hole of the present invention.
Detailed Description
Referring to the attached drawings 1-2, the double-row roller structure bearing with the clamp spring type fixing of the middle plain ring of the outer ring comprises the outer ring 1, the inner ring 2, rollers 3, the plain ring 4 and a hole check ring 5, wherein an inner hole of the outer ring 1 is designed into a through hole without a check edge and an inner annular clamping groove is designed in the middle of the through hole, two annular check edges 21 are respectively designed at two edges of the outer peripheral surface of the inner ring 2, an annular channel 22 is formed between the two annular check edges 21, the inner ring 2 is positioned in the inner hole of the outer ring 1, the double-row rollers 3 are installed between the outer ring 1 and the inner ring 2, the double-row rollers 3 are positioned in the annular channel 22, an outer annular clamping groove is also designed in the middle of the outer peripheral surface of the plain ring 4, the plain ring 4 is clamped in the middle of the inner hole of the outer ring 1 through the hole check ring 5, and the plain ring 4 is positioned between the double-row rollers 3.
The inner diameter of the inner hole of the flat retainer ring 4 is the same as the outer diameter of the annular rib 21 of the inner ring 2, and a grease injection space 6 is formed between the inner side of the inner hole of the flat retainer ring 4 and the outer annular channel 22 of the inner ring 2.
The hole retainer ring 5 is an elastic retainer ring, an oblique cut is formed in the middle of the hole retainer ring, and circular holes 51 are respectively designed at two sides of the oblique cut of the hole retainer ring 5.
The outer side half ring of the hole retainer ring 5 is clamped in the inner annular clamping groove of the outer ring 1, and the inner side half ring of the hole retainer ring 5 is clamped in the outer annular clamping groove of the flat retainer ring 4.
The design of the hole both ends of outer lane 1 near oral area position has annular step 7, and annular groove is still designed in the bight of annular step 7, and annular groove installs sealing washer 8, the outside seal installation of sealing washer 8 is in annular groove, and the interior limit seal of sealing washer 8 is contradicted in the upper end of the annular flange 21 of inner lane 2.
The utility model discloses during the use, earlier open the cover to the hole retaining ring in the outer annular groove of circlip through calliper, the coating grease in the annular groove of inner circle, the circlip cover is in the annular groove outside of inner circle, begin to load the roller in the annular groove of circlip both sides, the roller passes through the grease adhesion in the annular groove, it is inboard to pass through the hole of the leading-in outer lane of conical guide pin bushing to the inner circle of filling in circlip and roller again, can carry out the elastic compression shrink to the hole retaining ring in outer annular groove through the guide pin bushing, after putting into the hole of outer lane, the hole retaining ring slides the interior annular groove department of outer lane, the hole retaining ring is then in the interior annular groove is gone into to the automatic release card, after the sealing washer installation of both sides again, just accomplish whole bearing assembly. The double-row structure bearing has double flanges on the inner ring, no flange on the outer ring, double rows of rollers separated by a middle flat retainer ring, and the middle flat retainer ring is fixed on the outer ring raceway by a retainer ring for holes, so that the axial movement of the outer ring is avoided. The adoption of the structure not only saves the outer ring material, but also greatly increases the grease injection space of the bearing due to the existence of the middle retainer ring, thereby prolonging the service life of the bearing.
Claims (5)
1. The utility model provides a double roller structure bearing that circlip jump ring formula was fixed in middle of outer lane, its characterized in that, it includes outer lane, inner circle, roller, circlip, hole retaining ring, the hole design of outer lane is annular draw-in groove in the through-hole of no flange and the design in the middle of the through-hole, and the outer peripheral face both edges of inner circle design respectively has an annular flange, forms annular channel between two annular flanges, and the inner circle is located the hole of outer lane, installs double roller and double roller is located annular channel between outer lane and the inner circle, also design outer annular draw-in groove in the middle of the outer peripheral face of circlip, the circlip passes through hole retaining ring card in the middle of the hole of outer lane, and the circlip is located between the double roller.
2. The double-row roller structure bearing with the circlip type fixing of the middle circlip of the outer ring as claimed in claim 1, wherein the inner diameter of the inner hole of the circlip is the same as the outer diameter of the annular rib of the inner ring, and a grease injection space is formed between the inner side of the inner hole of the circlip and the outer annular groove of the inner ring.
3. The double-row roller structure bearing with the circlip type fixed outer ring middle flat retainer ring as claimed in claim 1, wherein the hole retainer ring is an elastic retainer ring and is provided with an oblique cut in the middle, and a round hole is respectively designed at two sides of the oblique cut of the hole retainer ring.
4. The double-row roller structure bearing with the circlip type fixing of the outer ring middle circlip as claimed in claim 1, wherein the outer half-ring of the hole circlip is clamped in the inner annular clamping groove of the outer ring, and the inner half-ring of the hole circlip is clamped in the outer annular clamping groove of the circlip.
5. The double-row roller structure bearing with the snap spring type fixing of the outer ring intermediate flat retainer ring as claimed in claim 1, wherein the two ends of the inner hole of the outer ring near the opening are designed with annular steps, the corners of the annular steps are also designed with annular grooves, the annular grooves are provided with seal rings, the outer edges of the seal rings are hermetically installed in the annular grooves, and the inner edges of the seal rings are hermetically abutted against the upper ends of the annular retaining edges of the inner ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222589541.5U CN218093887U (en) | 2022-09-29 | 2022-09-29 | Double-row roller structure bearing with outer ring middle flat retainer ring and clamp spring type fixation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222589541.5U CN218093887U (en) | 2022-09-29 | 2022-09-29 | Double-row roller structure bearing with outer ring middle flat retainer ring and clamp spring type fixation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218093887U true CN218093887U (en) | 2022-12-20 |
Family
ID=84455535
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222589541.5U Active CN218093887U (en) | 2022-09-29 | 2022-09-29 | Double-row roller structure bearing with outer ring middle flat retainer ring and clamp spring type fixation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218093887U (en) |
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2022
- 2022-09-29 CN CN202222589541.5U patent/CN218093887U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP02 | Change in the address of a patent holder | ||
| CP02 | Change in the address of a patent holder |
Address after: No. 333 Fushou East Road, Rucheng Street, Rugao City, Jiangsu Province, 226500 Patentee after: Jiangsu Wanda Special Bearing Co.,Ltd. Address before: 226500 No.189, South Yishou Road, Rucheng Town, Rugao City, Nantong City, Jiangsu Province Patentee before: Jiangsu Wanda Special Bearing Co.,Ltd. |