CN203962691U - A kind of New type corrugated bearing shell - Google Patents
A kind of New type corrugated bearing shell Download PDFInfo
- Publication number
- CN203962691U CN203962691U CN201420349295.9U CN201420349295U CN203962691U CN 203962691 U CN203962691 U CN 203962691U CN 201420349295 U CN201420349295 U CN 201420349295U CN 203962691 U CN203962691 U CN 203962691U
- Authority
- CN
- China
- Prior art keywords
- oil groove
- groove
- left end
- hand member
- oilhole
- 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
Links
- 241001275902 Parabramis pekinensis Species 0.000 claims abstract description 27
- PICXIOQBANWBIZ-UHFFFAOYSA-N zinc;1-oxidopyridine-2-thione Chemical compound [Zn+2].[O-]N1C=CC=CC1=S.[O-]N1C=CC=CC1=S PICXIOQBANWBIZ-UHFFFAOYSA-N 0.000 claims abstract description 22
- 230000001050 lubricating effect Effects 0.000 abstract description 5
- 239000002131 composite material Substances 0.000 abstract description 4
- 239000007788 liquid Substances 0.000 abstract description 4
- 230000015572 biosynthetic process Effects 0.000 abstract description 2
- 238000001816 cooling Methods 0.000 abstract description 2
- 230000002650 habitual effect Effects 0.000 abstract description 2
- 239000000314 lubricant Substances 0.000 description 14
- 239000012530 fluid Substances 0.000 description 4
- 241000707825 Argyrosomus regius Species 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Landscapes
- Sliding-Contact Bearings (AREA)
Abstract
A kind of New type corrugated bearing shell, for split bushing, comprise oilhole and oil groove, also comprise air-breathing groove, suction port and vent, oilhole is offered on right side at top brass top, the oil groove being communicated with oilhole is offered on the right side of oilhole, oil groove to the right, along top brass and lower brasses circumferentially, extend to the right side of lower brasses bottom, the left side in lower brasses bottom, offer air-breathing groove, left end at air-breathing groove is communicated with the suction port being opened on lower brasses, at the downside of lower brasses left end, offers vent, and vent is positioned at the top of air-breathing groove.Can improve than the liquid flow velocity in habitual oil groove, the pressure-bearing composite lubricating film formation time that axle journal is complete shortens, and can realize circulating cooling.
Description
Technical field
The utility model relates to a kind of bearing, particularly relates to a kind of sliding bearing.
Background technique
Bearing shell for liquid lubrication sliding bearing, need on axle journal, form by Lubricants one deck pressure-bearing composite lubricating film, generally to inject Lubricants by the oilhole on bearing shell, Lubricants flows into fills with axial or circumferential oil groove in bearing shell, when axle journal quick rotation, utilize the viscosity of lubricating fluid to drive Lubricants to fill gap narrow and small between bearing shell and axle journal, fill axle journal, form pressure-bearing composite lubricating film.But effectively fill axle journal in initial tens cycles that often can not rotate at axle journal when axle journal low speed start, cause between axle journal and bearing shell and occur that part rubs, unavoidably occur particulate, accumulating of meagre profit can become bearing shell inner wall smooth surface and the impaired principal element of axle journal side face smooth surface gradually.And inject in a large number Lubricants by oilhole, also can cause waste, in bearing shell, too much Lubricants also can cause heat radiation difficulty, and oil product is deteriorated, corrosion axle journal and bearing shell.
Model utility content
The purpose of this utility model is to provide a kind of New type corrugated bearing shell, and solving can be because the technical problem of lubricated insufficient appearance friction particulate between bearing shell inwall and axle journal side face.
New type corrugated bearing shell of the present utility model, for split bushing, comprise oilhole and oil groove, also comprise air-breathing groove, suction port and vent, oilhole is offered on right side at top brass top, the oil groove being communicated with oilhole is offered on the right side of oilhole, oil groove to the right, along top brass and lower brasses circumferentially, extend to the right side of lower brasses bottom, left side in lower brasses bottom, offer air-breathing groove, left end at air-breathing groove is communicated with the suction port being opened on lower brasses, downside at lower brasses left end offers vent, vent is positioned at the top of air-breathing groove.
Described oilhole is a pipe, and the upper end section of pipe is positive circular, and the lower end section of pipe is oval; Oval-shaped major axis is parallel with bearing shell axis.
Described oil groove is comprised of with the rear portion oil groove that is positioned at lower brasses the anterior oil groove that is positioned at top brass, the right side wall of anterior oil groove left end and oilhole is smoothly connected, anterior oil groove right-hand member is positioned at the inwall right-hand member of top brass, make anterior oil groove form groove, anterior oil groove left end is identical to the degree of depth of right-hand member, anterior oil groove left end increases gradually to the width of right-hand member, and each anterior oil groove left end is evenly arranged on the right side wall of oilhole, and each anterior oil groove right-hand member is evenly arranged in the inwall right-hand member of top brass.
Described rear portion oil groove is corresponding with anterior oil groove, rear portion oil groove right-hand member is positioned at the right-hand member of lower brasses, rear portion oil groove right-hand member is identical with the degree of depth and the width of anterior oil groove right-hand member, rear portion oil groove right-hand member to the degree of depth of left end diminishes gradually, the bottom of rear portion oil groove is connected with bearing shell inner wall smooth at left end, and rear portion oil groove right-hand member to the width of left end becomes large gradually; Each rear portion oil groove is parallel, and the length of each rear portion oil groove is identical, and the left end of each rear portion oil groove links together.
The width of described air-breathing groove right-hand member is less than the width of left end, and the degree of depth of air-breathing groove right-hand member is less than the degree of depth of left end, and air-breathing groove left end is communicated with suction port smooth-sided.
New type corrugated bearing shell of the present utility model, makes the section area of oil groove form the trend expanding gradually, and the degree of depth of second half section oil groove is shoaled gradually, utilizes hydrodynamic characteristic, makes Lubricants rapid flow to forming oil film wedge near axle journal, avoids as early as possible occurring hard grind wiping.This structure can improve 70% than the liquid flow velocity in habitual oil groove, and the pressure-bearing composite lubricating film formation time that axle journal is complete shortens 60%.
Utilize air-breathing groove and vent can realize circulating cooling, temperature when the dry cooling-air that vent provides has improved axle journal operating mode, the narrow fine texture of air-breathing groove can be equivalent to larger air-breathing aperture, and the interface variation tendency of air-breathing groove also can be by the Lubricants being adsorbed onto fast with Air Flow simultaneously.To avoiding, Lubricants high temperature is deteriorated can play good result.
Below in conjunction with accompanying drawing, embodiment of the present utility model is described further.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model New type corrugated bearing shell;
Fig. 2 is the structural representation of the utility model New type corrugated bearing shell upper half part;
Fig. 3 is the structural representation of the utility model New type corrugated bearing shell lower half portion.
Embodiment
As shown in Figure 1, the present embodiment adopts the split bushing being comprised of top brass 01 and lower brasses 02, oilhole 03 is offered on right side at top brass 01 top, the oil groove 04 being communicated with oilhole 03 is offered on the right side of oilhole 03, oil groove 04 to the right, along top brass 01 and lower brasses 02 circumferentially, extend to the right side of lower brasses 02 bottom, left side in lower brasses 02 bottom, offer air-breathing groove 05, left end at air-breathing groove 05 is communicated with the suction port 06 being opened on lower brasses 02, downside at lower brasses 02 left end offers vent 07, vent 07 is positioned at the top of air-breathing groove 05.
As shown in Figures 2 and 3, offer several oil grooves 04 on bearing shell inwall, oil groove 04 is comprised of with the rear portion oil groove 42 that is positioned at lower brasses 02 the anterior oil groove 41 that is positioned at top brass 01.
As shown in Figure 2, at the oilhole 03 of top brass 01, be a pipe, the upper end section of pipe is positive circular, the lower end section of pipe be ellipse; Oval-shaped major axis is parallel with bearing shell axis;
The right side wall of anterior oil groove 41 left ends and oilhole 03 is smoothly connected, anterior oil groove 41 right-hand members are positioned at the inwall right-hand member of top brass 01, make anterior oil groove 41 form groove, anterior oil groove 41 left ends are identical to the degree of depth of right-hand member, anterior oil groove 41 left ends to the width of right-hand member increases gradually, each anterior oil groove 41 left ends are evenly arranged on the right side wall of oilhole 03, and each anterior oil groove 41 right-hand members are evenly arranged in the inwall right-hand member of top brass 01, form from oilhole 03 radial anterior oil groove 41 to the right.
As shown in Figure 3, rear portion oil groove 42 is corresponding with anterior oil groove 41, oil groove 42 right-hand members in rear portion are positioned at the right-hand member of lower brasses 02, oil groove 42 right-hand members in rear portion are identical with the degree of depth and the width of anterior oil groove 41 right-hand members, rear portion oil groove 42 right-hand members to the degree of depth of left end diminishes gradually, the bottom of rear portion oil groove 42 is connected with bearing shell inner wall smooth at left end, rear portion oil groove 42 right-hand members to the width of left end becomes large gradually, each rear portion oil groove 42 is parallel, the length of each rear portion oil groove 42 is identical, and the left end of each rear portion oil groove 42 links together;
The width of air-breathing groove 05 right-hand member is less than the width of left end, and the degree of depth of air-breathing groove 05 right-hand member is less than the degree of depth of left end, and air-breathing groove 05 left end is communicated with suction port 06 smooth-sided;
Air-breathing groove 05 arranges in pairs with suction port 06, is positioned at vent 07 both sides.
In practical application, the present embodiment is applicable to the relatively fixedly existing bearing bush structure of oil film wedge position, can during axle journal initial rotation, fast Lubricants evenly be spread to oil film wedge position, avoids occurring hard grind wiping.The changes of section of oilhole 03, anterior oil groove 41, rear portion oil groove 42, the positive correlation of liquid speed and gap area in compound fluid dynamics.Make the surface tension of fluid contact level constantly decay simultaneously, keep the mobility of fluid.
Suction port 06 coordinates vent 07 to form air cool cycles, and when guaranteeing Lubricants stay in grade, a small amount of absorption of air-breathing groove 05 absorbs Lubricants, coordinates with oilhole 03, forms the trace circular of Lubricants, further stablizes Lubricants characteristic.
Above-described embodiment is described preferred implementation of the present utility model; not scope of the present utility model is limited; do not departing under the prerequisite of the utility model design spirit; various distortion and improvement that those of ordinary skills make the technical solution of the utility model, all should fall in the definite protection domain of the utility model claims.
Claims (5)
1. a New type corrugated bearing shell, for split bushing, comprise oilhole and oil groove, it is characterized in that: also comprise air-breathing groove (05), suction port (06) and vent (07), oilhole (03) is offered on right side at top brass (01) top, the oil groove (04) being communicated with oilhole (03) is offered on the right side of oilhole (03), oil groove (04) to the right, along top brass (01) and lower brasses (02) circumferentially, extend to the right side of lower brasses (02) bottom, left side in lower brasses (02) bottom, offer air-breathing groove (05), left end at air-breathing groove (05) is communicated with the suction port (06) being opened on lower brasses (02), downside at lower brasses (02) left end offers vent (07), vent (07) is positioned at the top of air-breathing groove (05).
2. New type corrugated bearing shell according to claim 1, is characterized in that: described oilhole (03) is a pipe, and the upper end section of pipe is positive circular, and the lower end section of pipe is oval; Oval-shaped major axis is parallel with bearing shell axis.
3. New type corrugated bearing shell according to claim 2, it is characterized in that: described oil groove (04) is comprised of the rear portion oil groove (42) that is positioned at the anterior oil groove (41) of top brass (01) and is positioned at lower brasses (02), the right side wall of anterior oil groove (41) left end and oilhole (03) is smoothly connected, anterior oil groove (41) right-hand member is positioned at the inwall right-hand member of top brass (01), make anterior oil groove (41) form groove, anterior oil groove (41) left end is identical to the degree of depth of right-hand member, anterior oil groove (41) left end to the width of right-hand member increases gradually, each anterior oil groove (41) left end is evenly arranged on the right side wall of oilhole (03), each anterior oil groove (41) right-hand member is evenly arranged in the inwall right-hand member of top brass (01).
4. New type corrugated bearing shell according to claim 3, it is characterized in that: described rear portion oil groove (42) is corresponding with anterior oil groove (41), rear portion oil groove (42) right-hand member is positioned at the right-hand member of lower brasses (02), rear portion oil groove (42) right-hand member is identical with the degree of depth and the width of anterior oil groove (41) right-hand member, rear portion oil groove (42) right-hand member to the degree of depth of left end diminishes gradually, the bottom of rear portion oil groove (42) is connected with bearing shell inner wall smooth at left end, and rear portion oil groove (42) right-hand member to the width of left end becomes large gradually; Each rear portion oil groove (42) is parallel, and the length of each rear portion oil groove (42) is identical, and the left end of each rear portion oil groove (42) links together.
5. New type corrugated bearing shell according to claim 4, it is characterized in that: the width of described air-breathing groove (05) right-hand member is less than the width of left end, the degree of depth of air-breathing groove (05) right-hand member is less than the degree of depth of left end, and air-breathing groove (05) left end is communicated with suction port (06) smooth-sided.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420349295.9U CN203962691U (en) | 2014-06-27 | 2014-06-27 | A kind of New type corrugated bearing shell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420349295.9U CN203962691U (en) | 2014-06-27 | 2014-06-27 | A kind of New type corrugated bearing shell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203962691U true CN203962691U (en) | 2014-11-26 |
Family
ID=51923280
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420349295.9U Expired - Fee Related CN203962691U (en) | 2014-06-27 | 2014-06-27 | A kind of New type corrugated bearing shell |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203962691U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114261264A (en) * | 2021-11-16 | 2022-04-01 | 嘉兴汉工汽车紧固件有限公司 | Sun shield jump ring convenient to it is lubricated |
-
2014
- 2014-06-27 CN CN201420349295.9U patent/CN203962691U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114261264A (en) * | 2021-11-16 | 2022-04-01 | 嘉兴汉工汽车紧固件有限公司 | Sun shield jump ring convenient to it is lubricated |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141126 |