CN204213159U - Irregular double metal connecting rob bushing - Google Patents
Irregular double metal connecting rob bushing Download PDFInfo
- Publication number
- CN204213159U CN204213159U CN201420447096.1U CN201420447096U CN204213159U CN 204213159 U CN204213159 U CN 204213159U CN 201420447096 U CN201420447096 U CN 201420447096U CN 204213159 U CN204213159 U CN 204213159U
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- China
- Prior art keywords
- bearing area
- circular ring
- double metal
- metal connecting
- ring body
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Abstract
The utility model provides a kind of irregular double metal connecting rob bushing.Described irregular double metal connecting rob bushing comprises bimetal lamination circular ring body, described circular ring intrinsic single is ring, described circular ring body comprises weight bearing area, light pressure bearing area and transition region, described weight bearing area, described light pressure bearing area and all curved structure of two transition regions, and the width of described weight bearing area is greater than the width of described light pressure bearing area, described transition region connects described weight bearing area respectively, the two ends of described light pressure bearing area, described weight bearing area, described light pressure bearing area and described two transition regions surround the hollow circular ring shape of described circular ring body.The irregular double metal connecting rob bushing that the utility model provides and piston, wrist pin, connecting rod form engine piston propagation function assembly jointly, can in general structure equal volume situation, increase the bearing area of piston force part, piston and connecting rod bearing area are maximized, improves the power transmitted.
Description
Technical field
The utility model relates to a kind of bimetal connecting rob bushing, particularly relates to a kind of irregular double metal connecting rob bushing being applied to engine piston propagation function assembly.
Background technique
Bimetal liner due to volume little, bearing capacity is strong, and friction factor is less, and wear resistance is good, is widely used in the industry such as automobile, engineering machinery.Along with the development of car engine machine technology, the design of connecting rod and piston is also constantly improving.Modern advanced motor, towards more powerful, the future development that volume is less, to meet the requirement of product energy-saving and emission-reduction.Piston, wrist pin, connecting rob bushing and connecting rod are the assemblies of transmitted power in motor.Designers analyze the stressing conditions of piston and connecting rod, and the conclusion obtained is the Main Load that both bears is all one-way compressive stress.And prior art connecting rob bushing is generally cylindrical shape, in general structure equal volume situation, piston and connecting rod bearing area little, the power of transmission is also little.
Model utility content
In order to solve the little technical problem of above-mentioned same volume structure transmitted power, the irregular double metal connecting rob bushing that the utility model provides a kind of equal volume mechanism transmitted power to strengthen.
The irregular double metal connecting rob bushing that the utility model provides, comprise bimetal lamination circular ring body, described intrinsic single is ring, described circular ring body comprises weight bearing area, light pressure bearing area and transition region, described weight bearing area, described light pressure bearing area and all curved structure of two transition regions, and the width of described weight bearing area is greater than the width of described light pressure bearing area, described transition region connects described weight bearing area respectively, the two ends of described light pressure bearing area, described weight bearing area, described light pressure bearing area and described two transition regions surround the hollow circular ring shape of described circular ring body.
In a kind of preferred embodiment of the irregular double metal connecting rob bushing provided at the utility model, inside described circular ring body, be provided with oil groove.
In a kind of preferred embodiment of the irregular double metal connecting rob bushing provided at the utility model, described body comprises two oil grooves arranged in a crossed manner being arranged at described body internal surface, one end of described oil groove is positioned at the both sides of the edge of described light pressure bearing area and described pressure-bearing transition region connecting part, and the other end of described two oil grooves is positioned at described weight bearing area internal surface.
In a kind of preferred embodiment of the irregular double metal connecting rob bushing provided at the utility model, described circular ring body edges is provided with locating slot.
In a kind of preferred embodiment of the irregular double metal connecting rob bushing provided at the utility model, described circular ring body two ends are respectively equipped with hasp, and described circular ring body connects riveted by described hasp.
In a kind of preferred embodiment of the irregular double metal connecting rob bushing provided at the utility model, by multiple hasp, convex and hasp mother forms described hasp, the convex and described hasp parent structure complementation of described hasp, and is located at the two ends of described circular ring body.
Irregular double metal connecting rob bushing of the present utility model in general structure equal volume situation, can increase the bearing area of piston force part, piston and connecting rod bearing area is maximized, improves the power transmitted.Irregular double metal connecting rob bushing inside is provided with oil groove, is convenient to manually inject between sleeve outer surface and piston by lubricant oil, plays good lubrication, can reduce unnecessary friction, increases lining working life.
Accompanying drawing explanation
In order to be illustrated more clearly in the technological scheme in the utility model embodiment, below the accompanying drawing used required in describing embodiment is briefly described, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings, wherein:
Fig. 1 is the stereogram of a kind of embodiment of irregular double metal connecting rob bushing that the utility model provides;
Fig. 2 is the plane development figure of the irregular double metal connecting rob bushing of Fig. 1.
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 a part of embodiment of the present utility model, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making other embodiments all obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Referring to Fig. 1, is the stereogram of a kind of embodiment of irregular double metal connecting rob bushing that the utility model provides.Described irregular double metal connecting rob bushing 1 comprises bimetal lamination circular ring body 11.Described circular ring body 11 comprises weight bearing area 111, light pressure bearing area 112 and pressure-bearing transition region 113.Described circular ring body 11 entirety is in ring.Described weight bearing area 111, all curved structure in described light pressure bearing area 112, and the width of described weight bearing area 111 is greater than the width of described light pressure bearing area 112.Described two pressure-bearing transition regions 113 connect the two ends of described weight bearing area 111, described light pressure bearing area 112 respectively, and described weight bearing area 111, described light pressure bearing area 112 and described two pressure-bearing transition regions 113 surround the hollow circular ring shape of described circular ring body 11.
As the further improvement of above-mentioned mode of execution, inside described irregular double metal connecting rob bushing 1, be provided with oil groove 1131 and locating slot 1132.Described oil groove 1131 quantity is two, arranged in a crossed manner in irregular double metal connecting rob bushing 1 internal surface, one end of described oil groove 1131 is positioned at the both sides of the edge of described light pressure bearing area 112 and described pressure-bearing transition region 113 connecting part, and the other end of described two oil grooves 1131 is positioned at described weight bearing area 111 internal surface.The both sides of edges of ring body 11 is located at by described locating slot 1132.
As shown in Figure 2, be the plane development figure of the connecting rob bushing of irregular double metal shown in Fig. 1.Described circular ring body 11 two end part are respectively equipped with hasp 1121, described hasp 1121 is made up of hasp convex 11211 and hasp mother 11212, described hasp convex 11211 and hasp mother 11212 are corresponding is respectively located at described ring body 11 two ends, the described hasp convex 11211 at described circular ring body 11 two ends is connected with the female 11212 mutual riveteds of described hasp, realizes described circular ring body 11 connect into a circular ring entirety with this.
Described irregular double metal connecting rob bushing 1 comprises double layer of metal material, such as, skin is the steel bed of material, internal layer is the copper alloy material bed of material, hardness, the yield strength of materials at two layers are not identical with Young's modulus, so strain neutral layer does not overlap with bending blank section central core, outwards offset certain distance, strengthen lining bearing capacity thus.
During use, the weight bearing area 111 of described irregular double metal connecting rob bushing 1 is placed in piston force part, can in general structure equal volume situation, increase the bearing area of piston force part, piston and connecting rod bearing area are maximized, to strengthen the bearing capacity of piston, improve the power transmitted.To gently press bearing area 112 to be placed in connecting rod force part, corresponding minimizing connecting rod small end non-stress site area, to reduce unnecessary friction simultaneously.Described irregular double metal connecting rob bushing 1 inside is also provided with oil groove 1131, is convenient to manually lubricant oil be injected described bimetal connecting rob bushing 1 surface, and have good lubrication, its working life increases.
The foregoing is only embodiment of the present utility model; not thereby the scope of the claims of the present utility model is limited; every utilize the utility model specification and accompanying drawing content to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical field, be all in like manner included in scope of patent protection of the present utility model.
Claims (6)
1. an irregular double metal connecting rob bushing, it is characterized in that, described irregular double metal connecting rob bushing comprises bimetal lamination circular ring body, described intrinsic single is ring, described circular ring body comprises weight bearing area, light pressure bearing area and transition region, described weight bearing area, described light pressure bearing area and all curved structure of two transition regions, and the width of described weight bearing area is greater than the width of described light pressure bearing area, described transition region connects described weight bearing area respectively, the two ends of described light pressure bearing area, described weight bearing area, described light pressure bearing area and described two transition regions surround the hollow circular ring shape of described circular ring body.
2. irregular double metal connecting rob bushing according to claim 1, is characterized in that, is provided with oil groove inside described circular ring body.
3. irregular double metal connecting rob bushing according to claim 2, it is characterized in that, described oil groove is that two cross shaped head are arranged, one end of described oil groove is positioned at the both sides of the edge of described light pressure bearing area and described pressure-bearing transition region connecting part, and the other end of described two oil grooves is positioned at described weight bearing area internal surface.
4. irregular double metal connecting rob bushing according to claim 1, is characterized in that, described circular ring body edges is provided with locating slot.
5. irregular double metal connecting rob bushing according to claim 1, is characterized in that, described circular ring body two ends are respectively equipped with hasp, and described circular ring body connects riveted by described hasp.
6. irregular double metal connecting rob bushing according to claim 5, is characterized in that, described hasp forms with hasp mother by multiple hasp is convex, and described hasp is convex and described hasp parent structure is complementary, and is located at the two ends of described circular ring body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420447096.1U CN204213159U (en) | 2014-08-08 | 2014-08-08 | Irregular double metal connecting rob bushing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420447096.1U CN204213159U (en) | 2014-08-08 | 2014-08-08 | Irregular double metal connecting rob bushing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204213159U true CN204213159U (en) | 2015-03-18 |
Family
ID=52981833
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420447096.1U Expired - Fee Related CN204213159U (en) | 2014-08-08 | 2014-08-08 | Irregular double metal connecting rob bushing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204213159U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108343672A (en) * | 2018-04-16 | 2018-07-31 | 重庆长安汽车股份有限公司 | A kind of engine bearing of low friction loss |
| CN110586757A (en) * | 2019-09-20 | 2019-12-20 | 江苏易实精密科技股份有限公司 | Double-layer rolled bush and processing technology thereof |
-
2014
- 2014-08-08 CN CN201420447096.1U patent/CN204213159U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108343672A (en) * | 2018-04-16 | 2018-07-31 | 重庆长安汽车股份有限公司 | A kind of engine bearing of low friction loss |
| CN110586757A (en) * | 2019-09-20 | 2019-12-20 | 江苏易实精密科技股份有限公司 | Double-layer rolled bush and processing technology thereof |
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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: 20150318 Termination date: 20210808 |