CN203879940U - Self-radiating high-bearing antistatic bearing block - Google Patents

Self-radiating high-bearing antistatic bearing block Download PDF

Info

Publication number
CN203879940U
CN203879940U CN201420328731.4U CN201420328731U CN203879940U CN 203879940 U CN203879940 U CN 203879940U CN 201420328731 U CN201420328731 U CN 201420328731U CN 203879940 U CN203879940 U CN 203879940U
Authority
CN
China
Prior art keywords
bearing
outer ring
inner ring
ring
antistatic
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
Application number
CN201420328731.4U
Other languages
Chinese (zh)
Inventor
肖诗林
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
DERNORE BEARINGS Co Ltd
Original Assignee
DERNORE BEARINGS Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by DERNORE BEARINGS Co Ltd filed Critical DERNORE BEARINGS Co Ltd
Priority to CN201420328731.4U priority Critical patent/CN203879940U/en
Application granted granted Critical
Publication of CN203879940U publication Critical patent/CN203879940U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Abstract

The utility model relates to a self-radiating high-bearing antistatic bearing block. The bearing block comprises a bearing base and two base fixing holes; a bearing chamber in which a bearing is arranged is formed in the bearing base; the bearing comprises an inner ring, an outer ring and a rolling body; a conductive part that connects the inner ring with the outer ring is arranged between the inner ring and outer ring; an annular heat conduction pipe is arranged about the bearing chamber in the bearing base; at least one straight heat conduction pipe that is communicated with the annular heat conduction pipe and at least one radiating sheet that sleeves the straight heat conduction pipe are also arranged outside the bearing base; condensate is filled in the annular heat conduction pipe and the straight heat conduction pipe; a rolling path between the outer ring and the inner ring is of a double rolling path structure. With the adoption of the self-radiating high-bearing antistatic bearing block, static produced by high-speed rotating can be effectively exported, and thus the safety and reliability of the bearing block are improved, the bearing capacity of the bearing block is obviously improved, and meanwhile, the temperature of the bearing block is effectively lowered down, and the service life of the bearing block is prolonged.

Description

A kind of from heat radiation high-mechanic antistatic bearing support
Technical field
The utility model relates to a kind of bearing support, particularly relates to a kind of from heat radiation high-mechanic antistatic bearing support.
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.
The bearing capacity of the bearing of camshaft and bearing support is inadequate, easily causes the life-span of bearing support to reduce.But the bearing capacity that increases bearing, means the volume and weight that need to increase bearing, can directly cause like this oil consumption of internal-combustion engine to strengthen, reduce the competitiveness of product in market.The bearing capacity that how can significantly improve again bearing support in the situation that space and weight can not significantly increase is the current technical issues that need to address of those skilled in the art.
Between the inner ring of the bearing in bearing support and outer ring, there is radial internal clearance, and when bearing generation High Rotation Speed, easily produce static.When accumulation of static electricity is to a certain extent time, can produce spark, there is the possibility of breaking out of fire, there is potential safety hazard.How to eliminate the static that the bearing in bearing support produces in the time of 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
It is a kind of from heat radiation high-mechanic antistatic bearing support that the purpose of this utility model is to provide for above-mentioned shortcomings and deficiencies of the prior art, the static that this bearing support generates can not only effectively derive High Rotation Speed time, avoid static in bearing support, to accumulate the static spark producing, peaceful property and the reliability of bearing support are improved, and in the situation that can not significantly increasing, space and weight significantly improves the bearing capacity of bearing support, effectively reduce the temperature of bearing support, extended the working life of bearing support simultaneously.
The purpose of this utility model is realized by following technological scheme.
A kind of from heat radiation high-mechanic antistatic bearing support, 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, 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 and described outer ring described in conducting, described conductive member comprises the first inner segment contacting with described inner ring and is close to outer section of inwall of described outer ring;
Raceway between described inner ring and outer ring is the 30-50mm of being separated by between two roller path structures and two raceways;
Described bearing base is one-body molded; 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, in the inner hole surface of described outer ring, be evenly provided with one deck outer ring self-lubricating sliding layer, on the outer side surface of described inner ring, be 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 by pyrolytic coating respectively.
Further, described conductive member is integrally formed by elastic conducting material.
Further, be also provided with two ring-type oil sealings between described outer ring, inner ring, these two ring-type oil sealings lay respectively at described raceway both sides.
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.
Compared with prior art, the advantage from heat radiation high-mechanic antistatic bearing support described in the utility model is:
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 raceway between inner ring of the present utility model and outer ring is two roller path structures, in the situation that not strengthening bearing boundary dimension, significantly promote the load-carrying properties of bearing, the bearing capacity that significantly improves bearing support in the situation that space and weight can not significantly increase, has improved the competitiveness of product in market.
3, the utility model, 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, thereby the static generating during by bearing rotary is derived.Effectively avoid static 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.
Brief description of the drawings
Fig. 1 is the right TV structure schematic diagram of the utility model from heat radiation high-mechanic antistatic bearing support.
Fig. 2 is the main TV structure schematic diagram of the utility model from heat radiation high-mechanic antistatic bearing support.
Fig. 3 is the perspective view of the utility model from heat radiation high-mechanic antistatic bearing support.
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 ring-type oil sealings, 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 and Fig. 3.
A kind of high-mechanic of heat radiation certainly antistatic bearing support comprises bearing base 6 and is positioned at symmetrically arranged two the pedestal fixed holes 8 in bearing base 6 two ends; On described bearing base 6, be provided with a bearing bore, in described bearing base 6, be provided with an annular heat conductive tube 10 around bearing bore, outside described bearing base 6, 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 6 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 12 by heat conductive tube.This radiating fin 12 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.
In described bearing bore, be provided with the bearing for support rotating axle, described bearing base 6 is one-body molded.The utility model, because bearing base 6 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.
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 ring-type oil sealings 9, be laterally located between described outer ring 3, inner ring 1, and these two ring-type oil sealings 9 lay respectively at described multiple rolling element 5 both sides; Raceway between described inner ring 1 and outer ring 3 is the 30-50mm of being separated by between two roller path structures and two raceways.Raceway between inner ring 1 of the present utility model and outer ring 3 is two roller path structures, in the situation that not strengthening bearing boundary dimension, significantly promote the load-carrying properties of bearing, the bearing capacity that significantly improves bearing support in the situation that space and weight can not significantly increase, has improved 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 first inner segment contacting with described inner ring 1 and is close to outer section of inwall of 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, make the inner ring 1 of bearing and outer ring 3 realize conducting.In the time that bearing rotates along with axle, the static that inner ring 1 generates flows to outer ring 3 along conductive member 7, then the parts such as bearing support, casing that conduct current are connected with outer ring 3 by outer ring 3, realizes current earthing.Thereby the static generating during by bearing rotary is derived, and effectively avoids static to accumulate, and avoids generating static spark, effectively reduces the possibility of breaking out of fire, improve the safety and reliability of bearing support in bearing support.
In the inner hole surface of described outer ring 3, be evenly provided with one deck outer ring self-lubricating sliding layer 4, on the outer side surface of described inner ring 1, be 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 by pyrolytic coating respectively.Bearing structure described in the utility model is simple, application is convenient, taking polyimide as main self-lubricating sliding layer friction factor 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, can effectively improve due to high temperature and the bearing failure of wearing and tearing and causing at a high speed by increasing this self-lubricating sliding layer, the working life of greatly having improved bearing.

Claims (6)

1. from a heat radiation high-mechanic antistatic bearing support, comprise bearing base (6) and be positioned at bearing base (6) symmetrically arranged two the pedestal fixed holes in two ends (8); On described bearing base (6), be provided with a bearing bore, be 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 inner ring (1) and the raceway of 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 (1) and described outer ring (3) described in conducting, described conductive member (7) comprises the first inner segment contacting with described inner ring (1) and is close to outer section of inwall of described outer ring (3);
Raceway between described inner ring (1) and outer ring (3) is the 30-50mm of being separated by between two roller path structures and two raceways;
Described bearing base (6) is one-body molded; In described bearing base (6), be provided with an annular heat conductive tube (10) around bearing bore, outside described bearing base (6), 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 is from heat radiation high-mechanic antistatic bearing support, 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), on the outer side surface of described inner ring (1), be 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) by pyrolytic coating respectively.
3. one according to claim 1 and 2, from heat radiation high-mechanic antistatic bearing support, is characterized in that: described conductive member (7) is integrally formed by elastic conducting material.
4. one according to claim 1 and 2 is from heat radiation high-mechanic antistatic bearing support, it is characterized in that: between described outer ring (3), inner ring (1), be also provided with two ring-type oil sealings (9), these two ring-type oil sealings (9) lay respectively at described raceway both sides.
5. one according to claim 1, from heat radiation high-mechanic antistatic bearing support, is characterized in that: described condensed fluid (13) is water, methyl alcohol or ethanol.
6. a kind of from heat radiation high-mechanic antistatic bearing support according to claim 1 or 5, 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).
CN201420328731.4U 2014-06-09 2014-06-09 Self-radiating high-bearing antistatic bearing block Expired - Fee Related CN203879940U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420328731.4U CN203879940U (en) 2014-06-09 2014-06-09 Self-radiating high-bearing antistatic bearing block

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420328731.4U CN203879940U (en) 2014-06-09 2014-06-09 Self-radiating high-bearing antistatic bearing block

Publications (1)

Publication Number Publication Date
CN203879940U true CN203879940U (en) 2014-10-15

Family

ID=51680439

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201420328731.4U Expired - Fee Related CN203879940U (en) 2014-06-09 2014-06-09 Self-radiating high-bearing antistatic bearing block

Country Status (1)

Country Link
CN (1) CN203879940U (en)

Similar Documents

Publication Publication Date Title
CN203879942U (en) Self-radiating high-load bearing block
CN204082934U (en) A kind of refractory seal bearing support
CN203879940U (en) Self-radiating high-bearing antistatic bearing block
CN202901072U (en) Water internal cooling bearing bush of pedestal bearing
CN203879941U (en) Self-radiating inclined type bearing block
CN201827240U (en) Internal combustion engine bearing bush with oil separation slots
CN204082933U (en) The high temperature resistant bearing support of a kind of high-mechanic
CN204004573U (en) Fixed high-temperature hard sealing tee ball valve
CN203926446U (en) A kind of from heat radiation low frictional torque bearing seat
CN101949411A (en) Internal-combustion engine bush with oil distribution grooves
CN203926435U (en) One destatics from cooling bearing seat
CN203926440U (en) A kind of high-mechanic destatics bearing support
CN204082940U (en) A kind of angle contacting is from cooling bearing seat
CN203879939U (en) Self-radiating self-oil-supply bearing block
CN207864435U (en) A kind of needle roller convenient for heat dissipation
CN105387067B (en) High speed guide and guard bearing
CN204356537U (en) A kind of new oil heating roll body of security maintenance-free
CN204663665U (en) One is applicable to mountain region agricultural machinery Novel diesel engine
CN203926439U (en) A kind of high-mechanic sealed bearing
CN203926438U (en) A kind of bearing support
CN203809139U (en) Engine cylinder jacket
CN204082932U (en) The high temperature resistant bearing support of a kind of wear-resisting type
CN103244306A (en) Engine aluminum piston with coating on surface of skirt
CN204163875U (en) A kind of novel piston ring
CN203768736U (en) Anilox roller with cooling function

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