CN204082933U - The high temperature resistant bearing support of a kind of high-mechanic - Google Patents
The high temperature resistant bearing support of a kind of high-mechanic Download PDFInfo
- Publication number
- CN204082933U CN204082933U CN201420373672.2U CN201420373672U CN204082933U CN 204082933 U CN204082933 U CN 204082933U CN 201420373672 U CN201420373672 U CN 201420373672U CN 204082933 U CN204082933 U CN 204082933U
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- China
- Prior art keywords
- bearing
- outer ring
- inner ring
- bearing support
- ring
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Abstract
The utility model relates to the high temperature resistant bearing support of a kind of high-mechanic.This bearing support comprises bearing base and two pedestal fixed holes; Bearing base is provided with a bearing bore, is provided with bearing in bearing bore, this bearing comprises outer ring, inner ring, rolling element; The conductive member of conducting inner ring and outer ring is also provided with between inner ring and outer ring; Bearing base is one-body molded; In bearing base, be provided with a cooling bath, be also provided with at bearing base one to be communicated with described cooling bath cooling water tank by a connecting tube outward; Raceway between outer ring and inner ring is two roller path structures.The utility model due to bearing base one-body molded, decrease weight, achieve oil consumption reduce, reach the object of energy-conserving and environment-protective.The electrostatic generated when this bearing support effectively can not only derive High Rotation Speed simultaneously, improves peaceful property and the reliability of bearing support, and significantly improves the bearing capacity of bearing support, significantly reduce the temperature of bearing support simultaneously, extend the working life of bearing support.
Description
Technical field
The utility model relates to a kind of bearing support, particularly relates to the high temperature resistant bearing support of a kind of high-mechanic.
Background technique
Bearing support in Modern Internal-Combustion Engine is used to the component of spring bearing and camshaft.The material of bearing support is all generally that special bearing support steel is made by various process, then the limiting temperature that good bearing support steel also has them to use.Current bearing support does not all arrange cooling unit, in a state of use, if temperature is too high, be easy to make bearing support surface occur segmentation crack, the too high bearing support of temperature is also easy to occur segmentation crack meeting under cold state, causes the product produced to occur being out of shape, pulls, the situation such as sticking to mould.
Due to the emission standard for Modern Internal-Combustion Engine increasingly stringent, make efforts to reduce weight, space and therefore reduce fuel consume especially.Especially, the weight by reducing vehicle can realize the minimizing of the fuel consume in vehicle internal combustion engine; Due to the high tenor of internal-combustion engine, it has sizable saving potentiality.Especially for supporting cam wheel axle, greatly and therefore heavier bearing support is out-of-date.Use lighter bearing support therefore will provide possibility for reducing weight.
The bearing capacity of the bearing of camshaft and bearing support is inadequate, easily causes the life-span of bearing support to reduce.But increase the bearing capacity of bearing, mean the volume and weight needing to increase bearing, can directly cause the oil consumption of internal-combustion engine to strengthen like this, reduce the competitiveness of product in market.The bearing capacity that how can significantly improve again bearing support when space and weight can not significantly increase is the current technical issues that need to address of those skilled in the art.
There is radial internal clearance between the inner ring of the bearing in bearing support and outer ring, and during bearing generation High Rotation Speed, easily produce electrostatic.When accumulation of static electricity to a certain extent time, can spark be produced, have the possibility of breaking out of fire, there is potential safety hazard.How to eliminate the electrostatic that the bearing in bearing support produces when High Rotation Speed, the Security, the reliability that improve bearing support are the current technical issues that need to address of those skilled in the art.
Model utility content
The purpose of this utility model is to provide for above-mentioned shortcomings and deficiencies of the prior art a kind of because of the lightweight thus high temperature resistant bearing support of the high-mechanic of energy efficient, the electrostatic that this bearing support generates when effectively can not only derive High Rotation Speed, avoid electrostatic in bearing support, accumulate the static spark of generation, improve peaceful property and the reliability of bearing support, and the bearing capacity of bearing support is significantly improved when space and weight can not significantly increase, significantly reduce the temperature of bearing support simultaneously, extend the working life of bearing support.
The purpose of this utility model is realized by following technological scheme.
The high temperature resistant bearing support of a kind of high-mechanic, comprises bearing base and is positioned at symmetrically arranged two the pedestal fixed holes in bearing base two ends; Described bearing base is provided with a bearing bore, and be provided with the bearing for support rotating axle in described bearing bore, this bearing comprises inner ring, outer ring, rolling element; Rolling element is between inner ring and the raceway of outer ring; It is characterized in that:
Between described inner ring and outer ring, be also provided with the conductive member of inner ring described in conducting and described outer ring, described conductive member comprises the outer section of the first inner segment contacted with described inner ring and the inwall being close to described outer ring;
Described bearing base is one-body molded; In described bearing base, be provided with a cooling bath around bearing bore, be also provided with a cooling water tank outward at described bearing base, this cooling water tank is communicated with described cooling bath by a connecting tube; Raceway between described inner ring and outer ring is two roller path structure and 30-50mm of being separated by between two raceways.
Wherein, the inner hole surface of described outer ring is evenly provided with one deck outer ring self-lubricating sliding layer, the outer side surface of described inner ring is evenly provided with one deck inner ring self-lubricating sliding layer; Described inner ring self-lubricating sliding layer, outer ring self-lubricating sliding layer are bonded on inner ring and outer ring respectively by pyrolytic coating.
Wherein, described conductive member is integrally formed by elastic conducting material.
Wherein, be also provided with two annular oil seal between described outer ring, inner ring, these two annular oil seal lay respectively at described raceway both sides.
Compared with prior art, the advantage of the high temperature resistant bearing support of high-mechanic described in the utility model is:
1, the utility model is provided with a cooling bath around bearing bore in bearing base, cooling water tank is communicated with by connecting tube, by cooling water, bearing support is cooled, significantly reduce the temperature of bearing support, prevent bearing support Yin Wendu too high and cause the appearance of segmentation crack, the situations such as being out of shape, pulling appears in the product avoiding production, sticking to mould, extend the working life of bearing support.
2, the raceway between inner ring of the present utility model and outer ring is two roller path structures, the load-carrying properties of bearing are significantly promoted when not strengthening bearing boundary dimension, significantly improve the bearing capacity of bearing support when space and weight can not significantly increase, improve the competitiveness of product in market.
3, the utility model is owing to being provided with conductive member between the inner ring of the bearing of bearing support and outer ring, makes the inner ring of bearing and outer ring realize conducting, thus the electrostatic that will generate during bearing rotary is derived.Effectively avoid electrostatic to accumulate in bearing support, avoid generating static spark, effectively reduce the possibility of breaking out of fire, improve the safety and reliability of bearing support.
Accompanying drawing explanation
Fig. 1 is that sectional structure schematic diagram is looked on the right side of the high temperature resistant bearing support of the utility model high-mechanic.
Fig. 2 is the main TV structure schematic diagram of the high temperature resistant bearing support of the utility model high-mechanic.
In figure: 1 inner ring, 2 inner ring self-lubricating sliding layers, 3 outer rings, 4 outer ring self-lubricating sliding layers, 5 rolling elements, 6 bearing bases, 7 conductive members, 8 pedestal fixed holes, 9 annular oil seal, 10 cooling baths, 11 connecting tubes.
Embodiment
Structure of the present utility model is further described below in conjunction with accompanying drawing 1, Fig. 2.
The high temperature resistant bearing support of a kind of high-mechanic comprises bearing base 6 and is positioned at symmetrically arranged two the pedestal fixed holes 8 in bearing base 6 two ends; Described bearing base 6 is provided with a bearing bore, in described bearing base 6, is provided with a cooling bath 10 around bearing bore, outside described bearing base 6, be also provided with a cooling water tank, this cooling water tank is communicated with described cooling bath 10 by a connecting tube 11.The utility model is provided with a cooling bath 10 around bearing bore in bearing base 6, cooling water tank is communicated with by connecting tube 11, by cooling water, bearing support is cooled, significantly reduce the temperature of bearing support, prevent bearing support Yin Wendu too high and cause the appearance of segmentation crack, the situations such as being out of shape, pulling appears in the product avoiding production, sticking to mould, extend the working life of bearing support.
Be provided with the bearing for support rotating axle in described bearing bore, described bearing base 6 is one-body molded.The utility model due to bearing base 6 one-body molded, decrease wall thickness, compared with prior art monoblock formed considerably reduce weight, realize the minimizing of the fuel consume in vehicle internal combustion engine, reach the object of energy-conserving and environment-protective.
Described bearing comprises outer ring 3, inner ring 1, rolling element 5; Rolling element 5 is between inner ring 1 and the raceway of outer ring 3; Also comprise two annular oil seal 9, be laterally located between described outer ring 3, inner ring 1, and these two annular oil seal 9 lay respectively at described multiple rolling element 5 both sides; Raceway between described inner ring 1 and outer ring 3 is two roller path structure and 30-50mm of being separated by between two raceways.Raceway between inner ring 1 of the present utility model and outer ring 3 is two roller path structures, the load-carrying properties of bearing are significantly promoted when not strengthening bearing boundary dimension, significantly improve the bearing capacity of bearing support when space and weight can not significantly increase, improve the competitiveness of product in market.
Between described inner ring 1 and outer ring 3, be also provided with the conductive member 7 of inner ring 1 and described outer ring 3 described in conducting, described conductive member 7 comprises the outer section of the first inner segment contacted with described inner ring 1 and the inwall being close to described outer ring 3.Described conductive member 7 is integrally formed by elastic conducting material.Owing to being provided with conductive member 7 between the inner ring 1 of bearing and outer ring 3, the inner ring 1 of bearing and outer ring 3 is made to realize conducting.When bearing rotates along with axle, the electrostatic that inner ring 1 generates flows to outer ring 3 along conductive member 7, then by the parts such as bearing support, casing that conduct current is connected with outer ring 3 by outer ring 3, realizes current earthing.Thus the electrostatic generated during bearing rotary is derived, effectively avoid electrostatic to accumulate in bearing support, avoid generating static spark, effectively reduce the possibility of breaking out of fire, improve the safety and reliability of bearing support.
The inner hole surface of described outer ring 3 is evenly provided with one deck outer ring self-lubricating sliding layer 4, the outer side surface of described inner ring 1 is evenly provided with one deck inner ring self-lubricating sliding layer 2.Described inner ring self-lubricating sliding layer 2, outer ring self-lubricating sliding layer 4 are bonded on inner ring 1 and outer ring 3 respectively by pyrolytic coating.Bearing structure described in the utility model is simple, application is convenient, self-lubricating sliding layer friction factor based on polyimide is low, hardness is high, lubricating ability is far away higher than traditional steel axle, its material itself has the characteristic of Wear-resistant, high-temperature resistant, effectively can improve bearing failure because high temperature and high-speed resistance cause by increasing this self-lubricating sliding layer, substantially increasing the working life of bearing.
Claims (4)
1. the high temperature resistant bearing support of high-mechanic, comprises bearing base (6) and is positioned at symmetrically arranged two the pedestal fixed holes (8) in bearing base (6) two ends; Described bearing base (6) is provided with a bearing bore, is provided with the bearing for support rotating axle in described bearing bore, this bearing comprises inner ring (1), outer ring (3), rolling element (5); Rolling element (5) is positioned between the raceway of inner ring (1) and outer ring (3); It is characterized in that:
Between described inner ring (1) and outer ring (3), be also provided with the conductive member (7) of inner ring described in conducting (1) and described outer ring (3), described conductive member (7) comprises the outer section of the first inner segment contacted with described inner ring (1) and the inwall being close to described outer ring (3);
Described bearing base (6) is one-body molded; A cooling bath (10) is provided with around bearing bore in described bearing base (6), also be provided with a cooling water tank outward at described bearing base (6), this cooling water tank is communicated with described cooling bath (10) by a connecting tube (11); Raceway between described inner ring (1) and outer ring (3) is two roller path structure and 30-50mm of being separated by between two raceways.
2. the high temperature resistant bearing support of a kind of high-mechanic according to claim 1, it is characterized in that: in the inner hole surface of described outer ring (3), be evenly provided with one deck outer ring self-lubricating sliding layer (4), the outer side surface of described inner ring (1) is evenly provided with one deck inner ring self-lubricating sliding layer (2); Described inner ring self-lubricating sliding layer (2), outer ring self-lubricating sliding layer (4) are bonded on inner ring (1) and outer ring (3) respectively by pyrolytic coating.
3. the high temperature resistant bearing support of a kind of high-mechanic according to claim 1 and 2, is characterized in that: described conductive member (7) is integrally formed by elastic conducting material.
4. the high temperature resistant bearing support of a kind of high-mechanic according to claim 1 and 2, it is characterized in that: between described outer ring (3), inner ring (1), be also provided with two annular oil seal (9), these two annular oil seal (9) lay respectively at described raceway both sides.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420373672.2U CN204082933U (en) | 2014-07-01 | 2014-07-01 | The high temperature resistant bearing support of a kind of high-mechanic |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420373672.2U CN204082933U (en) | 2014-07-01 | 2014-07-01 | The high temperature resistant bearing support of a kind of high-mechanic |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204082933U true CN204082933U (en) | 2015-01-07 |
Family
ID=52175656
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420373672.2U Expired - Fee Related CN204082933U (en) | 2014-07-01 | 2014-07-01 | The high temperature resistant bearing support of a kind of high-mechanic |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204082933U (en) |
-
2014
- 2014-07-01 CN CN201420373672.2U patent/CN204082933U/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: 20150107 Termination date: 20150701 |
|
| EXPY | Termination of patent right or utility model |