CN203879939U - Self-radiating self-oil-supply bearing block - Google Patents
Self-radiating self-oil-supply bearing block Download PDFInfo
- Publication number
- CN203879939U CN203879939U CN201420328787.XU CN201420328787U CN203879939U CN 203879939 U CN203879939 U CN 203879939U CN 201420328787 U CN201420328787 U CN 201420328787U CN 203879939 U CN203879939 U CN 203879939U
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- Prior art keywords
- bearing
- self
- conductive tube
- heat conductive
- bearing block
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- Expired - Fee Related
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- Mounting Of Bearings Or Others (AREA)
- Sliding-Contact Bearings (AREA)
Abstract
The utility model relates to a self-radiating self-oil-supply bearing block. The bearing block comprises a bearing base and two bear fixing holes; a bearing chamber is arranged in the bearing block, consisting of an outer ring and an inner ring; a steel ball is arranged between the outer ring and the inner ring; an annular heat conduction pipe is arranged about the bearing chamber in the bearing base; at least one straight heat conduction pipe communicated with the annular heat conduction pipe and at least one radiating plate that sleeves the straight heat conduction pipe are arranged outside the bearing block; both the annular heat conduction pipe and the straight heat conduction pipe are hollow closed copper pipes of which the inner parts are of net shaped structure and filled with condensate. With the adoption of the self-radiating self-oil-supply bearing block, the problem that poor lubricating effect on the matching surface of a cam shaft and the bearing of the bearing block causes high oil consumption in the prior art is solved; in addition, the temperature of the bearing block is effectively lowered down, and the service life of the bearing block is prolonged.
Description
Technical field
The utility model relates to a kind of bearing support, particularly relates to a kind of from heat radiation confession oil bearing seat.
Background technique
Bearing support in Modern Internal-Combustion Engine is the member for spring bearing and camshaft.The material of bearing support is all generally that special bearing support steel is made by various processing, better bearing support steel also has the limiting temperature of their uses.Current bearing support does not all arrange sink, under use state, if temperature is too high, be easy to make bearing support surface to occur segmentation crack, the too high bearing support of temperature is also easy to occur segmentation crack meeting under cold state, the situations such as the product that causes producing occurs being out of shape, pulls, sticking to mould.
Model utility content
It is a kind of from heat radiation confession oil bearing seat that the purpose of this utility model is to provide for above-mentioned shortcomings and deficiencies of the prior art, it is good and cause the high problem of oil consumption that this bearing support has not only solved the fitting surface lubrication effect of bearing of camshaft of the prior art and bearing support, and effectively reduced the temperature of bearing support, extend the working life of bearing support.
The purpose of this utility model is realized by following technological scheme.
A kind of from heat radiation confession oil bearing seat, comprise bearing base and be positioned at symmetrically arranged two the pedestal fixed holes in bearing base two ends, on described bearing base, be provided with a bearing bore, in described bearing bore, be provided with the bearing for support rotating axle, this bearing comprises bearing outer ring and bearing inner race, is provided with rotating steel ball between described bearing outer ring and bearing inner race; It is characterized in that:
In described bearing inner race, have the axis hole matching with described rotatingshaft, the upper end of described axis hole has multiple oilholes, and the oil duct that described oilhole forms runs through the inwall of connecting shaft hole and the outer side wall of bearing inner race;
In described bearing base, be provided with an annular heat conductive tube around bearing bore, be also provided with the straight heat conductive tube of at least one and described annular heat conductive tube conducting outward and at least one is enclosed within the radiating fin on described straight heat conductive tube at described bearing base; Described annular heat conductive tube and straight heat conductive tube are the airtight copper pipe of inner hollow, and this copper pipe inside is reticular structure, and condensed fluid is housed.
Further, described bearing base is one-body molded.
Further, described condensed fluid is water, methyl alcohol or ethanol.
Further, described radiating fin is square sheet, adopts and is made of aluminum or copper, and is provided with multiplely, is parallel distribution, is all enclosed within on described straight heat conductive tube.
Further, in the inner hole surface of described bearing outer ring, be evenly provided with one deck self-lubricating sliding layer; The thickness of described self-lubricating sliding layer is 0.03-0.1mm; Described self-lubricating sliding layer is bonded in the inner hole surface of described bearing outer ring by pyrolytic coating.
Compared with prior art, the confession of heat radiation certainly oil bearing seat tool described in the utility model has the following advantages:
1, the utility model is provided with the straight heat conductive tube of at least one and annular heat conductive tube conducting outward and at least one is enclosed within the radiating fin on straight heat conductive tube at bearing base, when bearing support work, produces amount of heat, and heat is transmitted on radiating fin by heat conductive tube.This radiating fin is square sheet, adopts and is made of aluminum or copper, and is provided with multiplely, is parallel distribution, and heat diffusion area is large, and radiating efficiency is high.The utility model adopts heat pipe heat radiation and the metallic material mode combining of dispelling the heat, heat conduction and heat dispersion improve greatly, effectively reduce the temperature of bearing support, prevent that bearing support from causing the appearance of segmentation crack because of excess Temperature, the situations such as the product of having avoided producing occurs being out of shape, pulls, sticking to mould, have extended working life of bearing support.
2, the utility model, because bearing base is one-body molded, has reduced wall thickness, and the obvious weight that reduced that compared with prior art monoblock forms, realizes the minimizing of the fuel consume in vehicle internal combustion engine, reaches the object of energy-conserving and environment-protective.
3, camshaft is inserted axis hole by the utility model, in oilhole, add oil, oil flows into the position at shaft hole inner wall and steel ball place by oil duct, the fitting surface high lubricating effect of the bearing of camshaft and bearing support, camshaft rotational resistance is little, the Energy Intensity Reduction that causes internal-combustion engine, has improved the competitiveness of product in market.
Brief description of the drawings
Fig. 1 is the structural representation of the utility model from heat radiation confession oil bearing seat.
Fig. 2 is the sectional drawing of the utility model from heat radiation confession oil bearing seat.
In figure: 1 bearing outer ring, 2 bearing inner races, 3 steel balls, 4 axis holes, 5 oilholes, 6 oil ducts, 7 self-lubricating sliding layers, 8 pedestal fixed holes, 9 bearing bases, 10 annular heat conductive tubes, 11 straight heat conductive tubes, 12 radiating fin, 13 condensed fluids.
Embodiment
Further describe structure of the present utility model below in conjunction with accompanying drawing 1, Fig. 2.
A kind of confession of heat radiation certainly oil bearing seat, comprises bearing base 9 and is positioned at symmetrically arranged two the pedestal fixed holes 8 in bearing base 9 two ends, on described bearing base 9, is provided with a bearing bore, is provided with the bearing for support rotating axle in described bearing bore.In described bearing base 9, be provided with an annular heat conductive tube 10 around bearing bore, outside described bearing base 9, be also provided with the straight heat conductive tube 11 of at least one and described annular heat conductive tube 10 conductings and at least one is enclosed within the radiating fin 12 on described straight heat conductive tube 11; Described annular heat conductive tube 10 and straight heat conductive tube 11 are the airtight copper pipe of inner hollow, and this copper pipe inside is reticular structure, and condensed fluid 13 is housed.The utility model is provided with the straight heat conductive tube 11 of at least one and 10 conductings of annular heat conductive tube outside bearing base 9 and at least one is enclosed within the radiating fin 12 on straight heat conductive tube 11, when bearing support work, produces amount of heat, and heat is transmitted on radiating fin by heat conductive tube.This radiating fin is square sheet, adopts and is made of aluminum or copper, and is provided with multiplely, is parallel distribution, and heat diffusion area is large, and radiating efficiency is high.The utility model adopts heat pipe heat radiation and the metallic material mode combining of dispelling the heat, heat conduction and heat dispersion improve greatly, effectively reduce the temperature of bearing support, prevent that bearing support from causing the appearance of segmentation crack because of excess Temperature, the situations such as the product of having avoided producing occurs being out of shape, pulls, sticking to mould, have extended working life of bearing support.
Described condensed fluid 13 is water, methyl alcohol or ethanol.Described radiating fin 12 is square sheet, adopts and is made of aluminum or copper, and is provided with multiplely, is parallel distribution, is all enclosed within on described straight heat conductive tube 11.Annular heat conductive tube 10 of the present utility model and straight heat conductive tube 11 are cylindrical body, cone or other shape, and it is netted structure that annular heat conductive tube 10 and straight heat conductive tube 11 all adopt metallic material to make surface airtight, middle.The surperficial seal structure of annular heat conductive tube 10 and straight heat conductive tube 11 and middle reticular structure can be one can be also split, in the mesh structural porous structure of centre, be equipped with after condensed fluid 13, after being heated, condensed fluid 13 can in time heat be delivered to the far-end of straight heat conductive tube 11, and passed fast by multiple radiating fin 12.
Described bearing base 9 is one-body molded.The utility model, because bearing base 9 is one-body molded, has reduced wall thickness, and the obvious weight that reduced that compared with prior art monoblock forms, realizes the minimizing of the fuel consume in vehicle internal combustion engine, reaches the object of energy-conserving and environment-protective.
This bearing comprises bearing outer ring 1 and bearing inner race 2, is provided with rotating steel ball 3 between described bearing outer ring 1 and bearing inner race 2; In described bearing inner race 2, have the axis hole 4 matching with described rotatingshaft, the upper end of described axis hole 4 has multiple oilholes 5, and the oil duct 6 that described oilhole 5 forms runs through the inwall of connecting shaft hole 4 and the outer side wall of bearing inner race 2.Described bearing outer ring 1 and bearing bore interference fit.Camshaft is inserted axis hole 4 by the utility model, in oilhole, add oil, oil flows into the position at axis hole 4 inwalls and steel ball 3 places by oil duct, the fitting surface high lubricating effect of the bearing of camshaft and bearing support, camshaft rotational resistance is little, the Energy Intensity Reduction that causes internal-combustion engine, has improved the competitiveness of product in market.
In the inner hole surface of described bearing outer ring 1, be evenly provided with one deck self-lubricating sliding layer 7; The thickness of described self-lubricating sliding layer 7 is 0.03-0.1mm.Described self-lubricating sliding layer 7 is bonded in the inner hole surface of described bearing outer ring 1 by pyrolytic coating.
Claims (5)
1. confess oil bearing seat from heat radiation for one kind, comprise bearing base (9) and be positioned at bearing base (9) symmetrically arranged two the pedestal fixed holes in two ends (8), on described bearing base (9), be provided with a bearing bore, in described bearing bore, be provided with the bearing for support rotating axle, this bearing comprises bearing outer ring (1) and bearing inner race (2), between described bearing outer ring (1) and bearing inner race (2), is provided with rotating steel ball (3); It is characterized in that:
In described bearing inner race (2), have the axis hole (4) matching with described rotatingshaft, the upper end of described axis hole (4) has multiple oilholes (5), and the oil duct (6) that described oilhole (5) forms runs through the inwall of connecting shaft hole (4) and the outer side wall of bearing inner race (2);
In described bearing base (9), be provided with an annular heat conductive tube (10) around bearing bore, outside described bearing base (9), be also provided with the straight heat conductive tube (11) of at least one and described annular heat conductive tube (10) conducting and at least one is enclosed within the radiating fin (12) on described straight heat conductive tube (11); Described annular heat conductive tube (10) and straight heat conductive tube (11) are the airtight copper pipe of inner hollow, and this copper pipe inside is reticular structure, and condensed fluid (13) is housed.
2. one according to claim 1, from heat radiation confession oil bearing seat, is characterized in that: described bearing base (9) is one-body molded.
3. one according to claim 1, from heat radiation confession oil bearing seat, is characterized in that: described condensed fluid (13) is water, methyl alcohol or ethanol.
4. one according to claim 3 is from heat radiation confession oil bearing seat, it is characterized in that: described radiating fin (12) is square sheet, adopts and is made of aluminum or copper, and is provided with multiple, be parallel distribution, be all enclosed within on described straight heat conductive tube (11).
5. one according to claim 1 and 2, from heat radiation confession oil bearing seat, is characterized in that: in the inner hole surface of described bearing outer ring (1), be evenly provided with one deck self-lubricating sliding layer (7); The thickness of described self-lubricating sliding layer (7) is 0.03-0.1mm; Described self-lubricating sliding layer (7) is bonded in the inner hole surface of described bearing outer ring (1) by pyrolytic coating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420328787.XU CN203879939U (en) | 2014-06-09 | 2014-06-09 | Self-radiating self-oil-supply bearing block |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420328787.XU CN203879939U (en) | 2014-06-09 | 2014-06-09 | Self-radiating self-oil-supply bearing block |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203879939U true CN203879939U (en) | 2014-10-15 |
Family
ID=51680438
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420328787.XU Expired - Fee Related CN203879939U (en) | 2014-06-09 | 2014-06-09 | Self-radiating self-oil-supply bearing block |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203879939U (en) |
-
2014
- 2014-06-09 CN CN201420328787.XU patent/CN203879939U/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: 20141015 Termination date: 20150609 |
|
| EXPY | Termination of patent right or utility model |