CN205277619U - Diesel engine body - Google Patents
Diesel engine body Download PDFInfo
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- CN205277619U CN205277619U CN201520919099.5U CN201520919099U CN205277619U CN 205277619 U CN205277619 U CN 205277619U CN 201520919099 U CN201520919099 U CN 201520919099U CN 205277619 U CN205277619 U CN 205277619U
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Abstract
The utility model discloses a diesel engine body, including the organism main part, set up at the V -arrangement cylinder body on organism main part upper portion, connect the cylinder jacket on the cylinder body and set up the oil pan in organism main part bottom, the organism main part is cast as an organic wholely with the cylinder body, the organism main part is inside evenly to set up a plurality of bearings, and bearing upper portion sets up the camshaft sleeve, the bearing lower part sets up three -layer alloy axle bush, and the bearing cap of bolted connection organism main part is passed through in the lower extreme setting of bearing, organism main part lower part sets up the arc -shaped top's of installation strengthening rib cross slab, and the cross slab is 180mm~185mm with the position width that the bearing cap is connected. The utility model discloses a diesel engine body intensity is high, bear the mechanical load height, can improve diesel engine power.
Description
Technical field
The utility model relates to a kind of diesel-engine body, for assembling 560KW power diesel engine.
Background technology
The body of diesel engine is the skeleton of engine, is the basis of engine each mechanism work. Diesel-engine body effect is the various loads bearing engine, arranges water channel and oil duct, ensures the lubrication and cooling system reliable operation of diesel engine; Arrange installation position for diesel engine forms the necessary various utility appliance of complete power set, ensure there is mutually correct position between movement parts; The installation benchmark being provided on car body for diesel engine, and there is enough Rigidity and strengths to bear mechanical load and vibration. Therefore, only airframe components has sufficiently high Rigidity and strength and just can guarantee the long-term normal operation of each mechanism of engine.
Present diesel engine power is increasing, and existing water-cooled 8 cylinder 132 bore diesel engine cannot meet the present market requirement, it is necessary to the power range of expansion water-cooled diesel engine, power adds and is consolidated to 560KW.
Practical novel content
The diesel-engine body that the utility model is to provide a kind of intensity height, to bear mechanical load high, it is possible to improve diesel engine power.
For solving the problems of the technologies described above, the technical scheme that the utility model adopts is:
Diesel-engine body comprises machine main body, be arranged on machine main body top V shape cylinder body, the cylinder sleeve being connected on cylinder body and be arranged on the oil pan bottom machine main body, machine main body and cylinder casting are integrated; The wall thickness of machine main body is 8mm ~ 9mm, and machine main body inner homogeneous arranges some bearings, and bearing top arranges camshaft lining; Bearing bottom arranges three-layer alloy bearing shell, and the lower end of bearing arranges the step cover of logical bolt junctor phosphor bodies; Machine main body bottom arranges the transverse wall at the arc top installing stiffening web, and the position width that transverse wall is connected with step cover is 180mm ~ 185mm.
Further improvement of the utility model is: step cover material is QT500 spheroidal graphite cast iron, is highly 130mm ~ 140mm.
Further improvement of the utility model is: described three-layer alloy bearing shell comprises the main step being arranged on middle level, be arranged on lower floor lower watt and be arranged on upper strata upper watt, main step and lower watt are negative electrode spraying plating tile, Shang watt be ternary alloy bearing shell.
Further improvement of the utility model is: the front end face of machine main body arranges the pin-and-hole and some threaded holes that two diameters are 10mm.
Further improvement of the utility model is: described threaded hole is the threaded hole of M10, and the quantity of threaded hole is 20 ~ 30.
Further improvement of the utility model is: set temperature metering orifice on cylinder sleeve.
Further improvement of the utility model is: machine main body materials chemistry component and weight percent be:
C:3.0%��3.15%, Mn:0.8%��1.2%, Cu:1.0%��1.2%, Cr:< 0.12%, Sn:0.05%��0.08, all the other are Fe and inevitable impurity.
Further improvement of the utility model is: manufacture method comprises the following steps:
A, design machine main body, it is determined that cabinet size, carries out simulation analysis;
B, respectively cast engine block main body, cylinder sleeve and oil pan;
C, assemble, bearing is connected in machine main body, then cylinder sleeve and oil pan are connected in machine main body, complete assembling.
Further improvement of the utility model is: step C centre bearer lid is fixed on machine main body transverse wall by the high strength bolt of the horizontal bolt of M14 of two 10.9 grades and the M16 of two 12.9 grades, and tight 50Nm tightens angle to vertical bolt in advance is 240 ��
Owing to have employed technique scheme, the technical progress acquired by the utility model is:
Diesel-engine body intensity height of the present utility model, bear mechanical load height, it is possible to improve diesel engine power.
The utility model adopts cylinder body body formula structure, namely casts one between cylinder body and machine main body, it does not have web member, good integrity, it is to increase intensity of the present utility model, not easily damages, extend work-ing life of the present utility model.
Accompanying drawing explanation
Fig. 1 is the utility model structural representation;
Fig. 2 is the utility model diaphragm structure schematic diagram;
Wherein: 1, machine main body, 1-1, transverse wall, 1-2, stiffening web, 2, cylinder body, 3-1, vertical bolt, 3-2, horizontal bolt, 3-3, step cover, 3-4, three-layer alloy bearing shell, 3-5, camshaft lining.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further details:
A kind of diesel-engine body, comprise machine main body 1, cylinder body 2, cylinder sleeve and oil pan, machine main body 1 and cylinder body 2 are cast into one, it is not necessary to web member, and cylinder sleeve is V-structure, the wall thickness of machine main body 1 is 8mm ~ 9mm, machine main body 1 inner homogeneous arranges some bearings, and bearing top arranges camshaft lining 3-5, and camshaft lining 3-5 is lead bronze thin-wall shaft sleeve, with the bottom outlet shrink-fit of machine main body, cold-press process is adopted to load; Bearing bottom arranges three-layer alloy bearing shell 3-4, and the lower end of bearing is arranged through the step cover 3-3 of horizontal bolt 3-2 with vertical bolt 3-1 junctor phosphor bodies; Machine main body bottom arranges transverse wall 1-1, installs stiffening web 1-2 in transverse wall 1-1, and transverse wall 1-1 top is arc, and the position width that transverse wall 1-1 is connected with step cover 3-3 is 180mm ~ 185mm.
Transverse wall 1-1 is identical, is inclined clapboard. Mutually support by thermostat body and machine main body 1 upper limb in front end, skeleton construction is formed with V-type cylinder sleeve bonding surface, monoblock pump mounting face at the inverted-V-shaped of two row's V shape angle spatial arrangement makes the rigidity of whole structure more perfect, reduces noise and reduce vibration in operation. For improving rigidity, avoiding rigidity to suddenly change, on transverse wall, stiffening web is arranged on the direction of gas load, result in formation of " pulling force section " rib. The rigidity of ring circle and increasing main bearing cover longitudinal cross-section around main bearing babbitting jig. These designs, can improve body natural frequency, improve acoustic characteristics, noise reduces 20dB(A), the good bearing tunnel of rigidity can improve bent axle supporting capacity, and being gained in weight because of reinforcement rigidity compensates by reducing non-key position wall thickness, so not increasing body weight. Diesel-engine body of the present utility model can bear 17Mpa explosion pressure.
The top of machine main body 1 is two row's V shape angles is 90 �� of cylinder bodies 2, cylinder body 2 top sets the horizontal of the cylinder sleeve mounting plane of 45 �� of angles, mounting plane is furnished with the cylinder heart apart from the cylinder sleeve hole for 165mm, the used diesel engine installed of diesel-engine body of the present utility model is linkage assembly diesel engine arranged side by side, and therefore 40mm is moved along bent axle is axially wrong in left and right row cylinder sleeve hole.
By end face and only mouth location between cylinder sleeve and cylinder body 2, between cylinder sleeve and end face, increase the seal washer of a 1mm; The bottom of cylinder sleeve is by the twice O sealing on cylinder body 2. After two ends seal, cylinder sleeve outer wall just and the inwall of cylinder body 2 define cooling water cavity, between the cooling water cavity of the cylinder body 2 of the same side be communicate so that the circulation of formation water coolant. Arranging the threaded hole of 4 M16 in cylinder sleeve and the fixing end face of cylinder body 2, cylinder sleeve is fastened on cylinder body by 4 high strength bolts together with cylinder cap.
On mounting surface of cylinder jacket, also designing two diameters is the hole of 20mm, is connected cylinder body 2 and water jacket respectively, for the turnover of the location and cooling fluid that are cylinder head. Near flywheel end side in cylinder sleeve, it is furnished with each one of supercharging blower lubricating oil return hole, makes lubricating oil flow back to body by this hole. In addition, also arrange two intake and exhaust push-rod holes, form distribution mechanism and connect and transmission. Cylinder sleeve planar back portion, is furnished with main oil gallery pressure variable valve open holes, for regulating main oil gallery pressure.
Step cover 3-3 material is QT500 spheroidal graphite cast iron, is highly 130mm ~ 140mm.
Described three-layer alloy bearing shell 3-4 comprises the main step being arranged on middle level, be arranged on lower floor lower watt and be arranged on upper strata upper watt, main step and lower watt are negative electrode spraying plating tile, Shang watt be ternary alloy bearing shell.
The front end face of machine main body 1 arranges pin-and-hole that two diameters are 10mm and annex bracket location, and to arrange 20 ~ 30 models be the threaded hole of M10, fastening for annex bracket.
Set temperature metering orifice in cylinder sleeve, for measuring the temperature of cylinder sleeve plane left front portion side organic oil.
Step cover 3-3 is fixed on the transverse wall 1-1 of machine main body 1 by the vertical bolt 3-1 of the M14 horizontal bolt 3-2 and the M16 of two 12.9 grades of two 10.9 grades, and tight 50Nm tightens angle to vertical bolt 3-1 in advance is 240 ��.
Diesel-engine body intensity height of the present utility model, bear mechanical load height, it is possible to improve the diesel engine power being joined dress, prolongation work-ing life.
Claims (7)
1. a diesel-engine body, comprise machine main body (1), V shape cylinder body (2) on (1) top that is arranged on machine main body, the cylinder sleeve being connected on cylinder body (2) and be arranged on the oil pan of machine main body (1) bottom, it is characterised in that: machine main body (1) and cylinder body (2) are cast into integrally; The wall thickness of machine main body (1) is 8mm ~ 9mm, and machine main body (1) inner homogeneous arranges some bearings, and bearing top arranges camshaft lining (3-5); Bearing bottom arranges three-layer alloy bearing shell (3-4), and the lower end of bearing is arranged through the step cover (3-3) of bolt junctor phosphor bodies; Machine main body bottom arranges the transverse wall (1-1) at the arc top installing stiffening web (1-2), and the position width that transverse wall (1-1) is connected with step cover (3-3) is 180mm ~ 185mm.
2. a kind of diesel-engine body according to claim 1, it is characterised in that: step cover (3-3) material is QT500 spheroidal graphite cast iron, is highly 130mm ~ 140mm.
3. a kind of diesel-engine body according to claim 1, it is characterized in that: described three-layer alloy bearing shell (3-4) comprises the main step being arranged on middle level, be arranged on lower floor lower watt and be arranged on upper strata upper watt, main step and lower watt are negative electrode spraying plating tile, Shang watt be ternary alloy bearing shell.
4. a kind of diesel-engine body according to claim 1, it is characterised in that: the front end face of machine main body (1) arranges the pin-and-hole and some threaded holes that two diameters are 10mm.
5. a kind of diesel-engine body according to claim 4, it is characterised in that: described threaded hole is the threaded hole of M10, and the quantity of threaded hole is 20 ~ 30.
6. a kind of diesel-engine body according to claim 1 ~ 5 any one, it is characterised in that: set temperature metering orifice on cylinder sleeve.
7. a kind of diesel-engine body according to claim 6, it is characterized in that: step cover (3-3) is fixed on the transverse wall (1-1) of machine main body (1) by the vertical bolt (3-1) of the horizontal bolt of the M14 (3-2) and the M16 of two 12.9 grades of two 10.9 grades, it is 240 �� that the pre-tight 50Nm of vertical bolt (3-1) tightens angle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520919099.5U CN205277619U (en) | 2015-11-18 | 2015-11-18 | Diesel engine body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520919099.5U CN205277619U (en) | 2015-11-18 | 2015-11-18 | Diesel engine body |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205277619U true CN205277619U (en) | 2016-06-01 |
Family
ID=56062200
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520919099.5U Active CN205277619U (en) | 2015-11-18 | 2015-11-18 | Diesel engine body |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205277619U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105386892A (en) * | 2015-11-18 | 2016-03-09 | 河北华北柴油机有限责任公司 | Diesel engine block and manufacturing method thereof |
| CN106246401A (en) * | 2016-08-25 | 2016-12-21 | 合肥江淮朝柴动力有限公司 | A kind of LD-diesel housing construction |
-
2015
- 2015-11-18 CN CN201520919099.5U patent/CN205277619U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105386892A (en) * | 2015-11-18 | 2016-03-09 | 河北华北柴油机有限责任公司 | Diesel engine block and manufacturing method thereof |
| CN105386892B (en) * | 2015-11-18 | 2018-06-12 | 河北华北柴油机有限责任公司 | A kind of diesel-engine body |
| CN106246401A (en) * | 2016-08-25 | 2016-12-21 | 合肥江淮朝柴动力有限公司 | A kind of LD-diesel housing construction |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |