CN204512418U - A kind of novel vehicle bridge main cone structure - Google Patents
A kind of novel vehicle bridge main cone structure Download PDFInfo
- Publication number
- CN204512418U CN204512418U CN201420832440.9U CN201420832440U CN204512418U CN 204512418 U CN204512418 U CN 204512418U CN 201420832440 U CN201420832440 U CN 201420832440U CN 204512418 U CN204512418 U CN 204512418U
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- CN
- China
- Prior art keywords
- bearing
- vehicle bridge
- oil sealing
- dirt
- bevel gear
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- 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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- Diaphragms And Bellows (AREA)
Abstract
The utility model discloses a kind of novel vehicle bridge main cone structure, comprise bearing, bevel gear, fore bearing, O type circle, adjustment pad, rear bearing, bearing cap, oil sealing, dirt-proof boot, plain washer, hexagon nut and cotter pin, this structure is simple, good sealing effect, frictional force between part is little, machinery driving efficiency is high, and reliability is high, makes the longer service life of vehicle bridge.
Description
Technical field
The utility model relates to auto parts and components, is specifically related to a kind of vehicle bridge main cone structure, belongs to automotive power transmission system field.
Background technique
At present, along with the generally use of automobile, stricter to the performance requirement of car, domestic vehicle bridge market has huge potentiality, special market environment also has more harsh requirement to vehicle bridge, speed reducer is a kind of relatively accurate machinery, its object is used to be reduce rotating speed and increase torque, vehicle bridge is applied to the every field of national economy and national defense industry, food light industry, electric machinery, building machinery, metallurgical machinery, cement machinery, environmental protection machinery, electronic apparatus, road building machine, water conservancy machinery, chemical machinery, mining machinery, conveying mechanism, building material machinery, rubber manufacturing machinery, the industry fields such as petroleum machinery have vigorous demand to speed reducer product.Vehicle bridge retarder is the key components of car transmissions, and vehicle bridge main cone is the constituent element of retarder transmission system, and the quality of main cone has important impact to automotive transmission and even car load traveling comfort, Security, reliability.
Existing patent CN203431178U describes a kind of novel vehicle bridge main cone anti-dust seal structure, comprise transmission shaft, mounting shell, comprise how secondary lip, oil sealing and dust-proof cover, described how secondary lip there is the main lip with transmission shaft surface engagement, the secondary lip of first, the secondary lip of second and be tilted to the outer secondary lip of length, insert inside described oil sealing in how secondary lip, extend out outside described how secondary lip and oil sealing encased, described dust-proof cover coordinates and inner side and transmission shaft surface engagement with long secondary lip, but wherein there is many deficiencies, bevel gear as vehicle bridge is is easily worn and torn, between inside, friction is large, the easy seepage of oil seal structure, the problems such as vehicle bridge internal links is not tight, this is also present vehicle bridge main cone structure Problems existing, therefore, for the problems referred to above, a kind of novel vehicle bridge main cone structure is proposed.
Model utility content
For the deficiency that prior art exists, it is simple that the utility model object is to provide a kind of structure, good sealing effect, and the frictional force between part is little, and intensity is large, and machinery driving efficiency height machinery driving efficiency is high, and reliability is high, the vehicle bridge main cone structure that the life-span is longer.
For achieving the above object, the utility model provides following technological scheme: a kind of novel vehicle bridge main cone structure, comprises bearing, bevel gear, fore bearing, O type circle, adjustment pad, rear bearing, bearing cap, oil sealing, dirt-proof boot, plain washer, hexagon nut and cotter pin; Described bearing is arranged on bevel gear bottom, and with bevel gear compact siro spinning technology; Described front bearing retainer is contained in one end of bevel gear; Described O type circle is arranged on the ladder place, one end of bevel gear, and in one end of fore bearing; Described bearing, bevel gear, fore bearing, O type circle, adjustment pad, rear bearing are connected and are arranged on bearing cap inside, and the top of bearing cap is connected with oil sealing, has dirt-proof boot in the appearance surface cover of oil sealing.
Preferably, described oil sealing outside is provided with dirt-proof boot, and dirt-proof boot is cirque structure.
Preferably, described dirt-proof boot is sleeved on oil sealing outer surface, and dirt-proof boot is demountable structure.
Preferably, described hexagon nut is closely fixed by cotter pin, and cotter pin is cylindrical structural.
Preferably, described bevel gear is frustoconic shape structure.
Preferably, described adjustment pad is arranged between fore bearing and rear bearing, and to adjust pad be cirque structure.
Preferably, be connected between described oil sealing and plain washer, and between oil sealing and plain washer, be provided with fastening post.
Compared with prior art, the beneficial effects of the utility model are: this structure is provided with dirt-proof boot in oil sealing outside, dust is effectively prevented to enter oil sealing place, oil sealing is made not to be vulnerable to extraneous damage, hexagon nut is closely fixed by cotter pin, axle structure is connected tightr, decompression pad is provided with between fore bearing and rear bearing, make the friction between bearing less, this structure is simple, good sealing effect, frictional force between part is little, machinery driving efficiency is high, and reliability is high, makes the longer service life of vehicle bridge.
Accompanying drawing explanation
Fig. 1 is the utility model overall structure explosive view;
Fig. 2 is the utility model overall structure constitutional diagram;
Fig. 3 is the selection figure of the utility model adjustment pad;
Wherein: 1, bearing, 2, drive bevel gear, 3, fore bearing, 3, O type circle, 4, adjustment pad, 6, rear bearing, 7, bearing cap, 8, oil sealing, 9, dirt-proof boot, 10, plain washer, 11, hexagon nut, 12, cotter pin.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technological scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Refer to Fig. 1 ~ 3, the utility model provides a kind of technological scheme: a kind of novel vehicle bridge main cone structure, comprises bearing 1, bevel gear 2, fore bearing 3, O type circle 4, adjustment pad 5, rear bearing 6, bearing cap 7, oil sealing 8, dirt-proof boot 9, plain washer 10, hexagon nut 11 and cotter pin 12; Described bearing 1 is arranged on entirety bottom, and with bevel gear 2 compact siro spinning technology; Described bevel gear 2 upper end portion is threaded with hexagon nut 11 through adjustment pad 5, rear bearing 6, bearing cap 7, oil sealing 8, dirt-proof boot 9, plain washer 10 successively, and is fixed by cotter pin 12 with hexagon nut 11; Described fore bearing 3 is sleeved on the upper end portion of bevel gear 2; Described O type circle 4 is arranged on the ladder place, upper end portion of bevel gear 2, and in the upper end portion of fore bearing 3; Described bearing 1, bevel gear 2, fore bearing 3, O type circle 4, adjustment pad 5, rear bearing 6 are connected and are arranged on bearing cap 7 inside, and the upper end portion of bearing cap 7 is connected with oil sealing 8, has dirt-proof boot 9 in the appearance surface cover of oil sealing 8.
As the utility model optimisation technique scheme: described oil sealing 8 outside is provided with dirt-proof boot 9, and dirt-proof boot 9 is cirque structure; Described dirt-proof boot 9 is sleeved on oil sealing 8 outer surface, and dirt-proof boot 9 is demountable structure; Described hexagon nut 11 is closely fixed by cotter pin 12, and cotter pin 12 is cylindrical structural; Described bevel gear 2 is frustoconic shape structure; Described adjustment pad 5 is arranged between fore bearing 3 and rear bearing 6, and adjusts pad 5 for cirque structure; Be connected between described oil sealing 8 and plain washer 10, and be provided with fastening post between oil sealing 8 and plain washer 10.
The utility model pad machine selects the principle of adjustment pad: during the selection of described vehicle bridge main cone structure pad, first, pad machine device is optional a pair tapered roller bearing internal ring, standard spacer circle is added to top, the axial force that the thrust load main cone locking torque that bearing inner race adds certain value produces deduct continuous print thrust load is added to bearing inner race time, record the height A of bearing inner race upper and lower end, pad machine device after a measurement, take off mark pad, add bearing outer ring, after bearing support rotates, record the height B of bearing inner race upper and lower end, wherein, the height of pad is A-B, because measure the stressed similar of each several part, so do not consider the stress deformation of each several part, thus select the size of pad.
To those skilled in the art, obvious the utility model is not limited to the details of above-mentioned one exemplary embodiment, and when not deviating from spirit of the present utility model or essential characteristic, can realize the utility model in other specific forms.Therefore, no matter from which point, all should embodiment be regarded as exemplary, and be nonrestrictive, scope of the present utility model is limited by claims instead of above-mentioned explanation, and all changes be therefore intended in the implication of the equivalency by dropping on claim and scope are included in the utility model.Any reference character in claim should be considered as the claim involved by limiting.
In addition, be to be understood that, although this specification is described according to mode of execution, but not each mode of execution only comprises an independently technological scheme, this narrating mode of specification is only for clarity sake, those skilled in the art should by specification integrally, and the technological scheme in each embodiment also through appropriately combined, can form other mode of executions that it will be appreciated by those skilled in the art that.
Claims (7)
1. a novel vehicle bridge main cone structure, comprises bearing (1), bevel gear (2), fore bearing (3), O type circle (4), adjustment pad (5), rear bearing (6), bearing cap (7), oil sealing (8), dirt-proof boot (9), plain washer (10), hexagon nut (11) and cotter pin (12); It is characterized in that: described bearing (1) is arranged on overall bottom, and with bevel gear (2) compact siro spinning technology; Described bevel gear (2) end is threaded with hexagon nut (11) through adjustment pad (5), rear bearing (6), bearing cap (7), oil sealing (8), dirt-proof boot (9), plain washer (10) successively, and is fixed by cotter pin (12) with hexagon nut (11); Described fore bearing (3) is sleeved on one end of bevel gear (2); Described O type circle (4) is arranged on a ladder place, end of bevel gear (2), and in one end of fore bearing (3); Described bearing (1), bevel gear (2), fore bearing (3), O type circle (4), adjustment pad (5), rear bearing (6) are connected and are arranged on bearing cap (7) inside, and the top of bearing cap (7) is connected with oil sealing (8), there is dirt-proof boot (9) in the appearance surface cover of oil sealing (8).
2. one according to claim 1 novel vehicle bridge main cone structure, is characterized in that: described oil sealing (8) outside is provided with dirt-proof boot (9), and dirt-proof boot (9) is cirque structure.
3. one according to claim 2 novel vehicle bridge main cone structure, is characterized in that: described dirt-proof boot (9) is sleeved on oil sealing (8) outer surface, and dirt-proof boot (9) is demountable structure.
4. one according to claim 1 novel vehicle bridge main cone structure, is characterized in that: described hexagon nut (11) is closely fixed by cotter pin (12), and cotter pin (12) is cylindrical structural.
5. one according to claim 1 novel vehicle bridge main cone structure, is characterized in that: described bevel gear (2) is frustoconic shape structure.
6. one according to claim 1 novel vehicle bridge main cone structure, it is characterized in that: described adjustment pad (5) is arranged between fore bearing (3) and rear bearing (6), and to adjust pad (5) be cirque structure.
7. one according to claim 1 novel vehicle bridge main cone structure, it is characterized in that: be connected between described oil sealing (8) and plain washer (10), and be provided with fastening post between oil sealing (8) and plain washer (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420832440.9U CN204512418U (en) | 2014-12-24 | 2014-12-24 | A kind of novel vehicle bridge main cone structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420832440.9U CN204512418U (en) | 2014-12-24 | 2014-12-24 | A kind of novel vehicle bridge main cone structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204512418U true CN204512418U (en) | 2015-07-29 |
Family
ID=53710398
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420832440.9U Expired - Fee Related CN204512418U (en) | 2014-12-24 | 2014-12-24 | A kind of novel vehicle bridge main cone structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204512418U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016187823A1 (en) * | 2015-05-26 | 2016-12-01 | 许亮芳 | Axle main cone assembly |
-
2014
- 2014-12-24 CN CN201420832440.9U patent/CN204512418U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016187823A1 (en) * | 2015-05-26 | 2016-12-01 | 许亮芳 | Axle main cone assembly |
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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: 20150729 Termination date: 20161224 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |