CN221400733U - Crankcase that structural strength is high - Google Patents
Crankcase that structural strength is high Download PDFInfo
- Publication number
- CN221400733U CN221400733U CN202321842628.7U CN202321842628U CN221400733U CN 221400733 U CN221400733 U CN 221400733U CN 202321842628 U CN202321842628 U CN 202321842628U CN 221400733 U CN221400733 U CN 221400733U
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- China
- Prior art keywords
- crankcase
- structural strength
- groove
- utility
- model
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Links
- 238000009434 installation Methods 0.000 claims description 9
- 239000010687 lubricating oil Substances 0.000 claims description 8
- 230000003014 reinforcing effect Effects 0.000 abstract description 9
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
Landscapes
- Cylinder Crankcases Of Internal Combustion Engines (AREA)
Abstract
The utility model discloses a crankcase with high structural strength, which comprises a crankcase body, wherein the crankcase body comprises an upper crankcase and a lower crankcase, the bottom end of the upper crankcase is fixedly provided with the lower crankcase, the middle part of the top end of the upper crankcase is fixedly connected with a mounting piece, the middle part of the mounting piece is provided with a mounting through groove, the middle part of the bottom end of the mounting through groove is fixedly provided with a fixed mounting bottom, the top end of the fixed mounting bottom is fixedly connected with a plurality of reinforcing rib plates which are uniformly distributed.
Description
Technical Field
The utility model relates to the technical field of crank cases, in particular to a crank case with high structural strength.
Background
The lower portion of the cylinder block where the crankshaft is mounted is called a crankcase, which is divided into an upper crankcase and a lower crankcase. The upper crankcase is cast integrally with the cylinder block, and the lower crankcase is used for storing lubricating oil and closing the upper crankcase, so that the upper crankcase is also called an oil pan.
The prior Chinese patent with the bulletin number of CN211314399U discloses a crankcase, which comprises a crankcase shell, a bottom plate and a connecting frame, wherein the crankcase shell is a square shell, the bottom of the crankcase shell is provided with the bottom plate, and the front end of the crankcase shell is provided with the connecting frame; the middle part of the front end of the connecting frame is provided with a through hole which is communicated with the inner cavity of the crankcase shell; the left end of the crankcase shell is provided with a left connecting hole, the right end of the crankcase shell is provided with a right connecting hole, and the left connecting hole and the right connecting hole horizontally correspond to each other and are communicated with the inner cavity of the crankcase shell.
In view of the above related art, the inventors have found that the above crankcase is not stable enough in structure when in use, and the structural rigidity of the crankcase is not high enough, so that the service life of the crankcase is greatly shortened, resulting in increased use cost of the crankcase, and is inconvenient in use.
Disclosure of utility model
The present utility model is directed to a crankcase with high structural strength, so as to solve the problems set forth in the background art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a crankcase that structural strength is high, includes the crankcase body, the crankcase body includes crankcase and lower crankcase, the bottom fixed mounting of going up the crankcase has lower crankcase, the middle part fixedly connected with installed part on last crankcase top, the installation logical groove has been seted up at the middle part of installed part, the middle part of installation logical groove bottom is fixed to be provided with the fixed mounting end, the top fixedly connected with a plurality of evenly distributed's of fixed mounting end deep floor.
As a preferable technical scheme of the utility model, a concave groove is formed in the middle of the bottom end of the lower crankcase, and a lubricating oil tank is fixedly arranged in the middle of the concave groove.
As a preferable technical scheme of the utility model, the middle part of the front face of the upper crankcase is connected with a connecting plate in a clamping way, and four symmetrically arranged connecting bolts are connected at the connecting position of the connecting plate and the upper crankcase in a threaded way.
As a preferable technical scheme of the utility model, two cylinder mounting holes are fixedly arranged on one side of the top end of the front face of the lower crankcase, and the two cylinder mounting holes are symmetrically arranged.
As a preferable technical scheme of the utility model, the middle part of the connecting plate is provided with a connecting groove.
As a preferable technical scheme of the utility model, four corners of the bottom end of the lower crankcase are respectively provided with a supporting leg.
As a preferable technical scheme of the utility model, the middle part of the fixed installation bottom is provided with an installation bottom groove.
Compared with the prior art, the utility model has the beneficial effects that: this scheme high crankcase of structural strength, upward the crankcase avris designs into the octagon, goes up the crankcase and is convenient for install the cylinder, and lower crankcase bottom designs into the spill, and lower crankcase is equipped with the lubricating oil pool, and convenient to use person uses, and the inside deep floor board that is provided with of crankcase body, the effectual structural strength and the structural rigidity who improves the crankcase body, the effectual life who prolongs the crankcase body reduces the use cost of crankcase body.
Drawings
FIG. 1 is a schematic diagram of a front view of the present utility model;
FIG. 2 is a schematic top view of the present utility model;
FIG. 3 is a schematic view of the structure of the cylinder mounting hole of the present utility model;
fig. 4 is a schematic top view of the reinforcing plate of the present utility model.
In the figure: 1. a crankcase body; 2. an upper crankcase; 3. a lower crankcase; 4. a mounting member; 5. installing a through groove; 6. a connecting plate; 7. a connecting bolt; 8. a connecting groove; 9. a cylinder mounting hole; 10. a lubricating oil pool; 11. installing a bottom groove; 12. support legs; 13. reinforcing rib plates; 14. a concave groove; 15. and (5) fixing the mounting bottom.
Description of the embodiments
The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model.
Referring to fig. 1-4, the utility model provides a crankcase with high structural strength, which comprises a crankcase body 1, the crankcase body 1 comprises an upper crankcase 2 and a lower crankcase 3, the bottom end of the upper crankcase 2 is fixedly provided with the lower crankcase 3, the middle part of the top end of the upper crankcase 2 is fixedly connected with a mounting piece 4, the middle part of the mounting piece 4 is provided with a mounting through groove 5, the middle part of the bottom end of the mounting through groove 5 is fixedly provided with a fixed mounting bottom 15, the top end of the fixed mounting bottom 15 is fixedly connected with a plurality of reinforcing rib plates 13 which are uniformly distributed, the middle part of the bottom end of the lower crankcase 3 is provided with a concave groove 14, the middle part of the concave groove 14 is fixedly provided with a lubricating oil pool 10, the side of the upper crankcase 2 is designed into an octagon, the upper crankcase 2 is convenient for mounting a cylinder, the bottom of the lower crankcase 3 is designed into a concave shape, the lower crankcase 3 is provided with the lubricating oil pool 10 for a user to use, the reinforcing rib plates 13 are convenient to mount the bottom, the reinforcing rib plates 13 are fixedly connected with the upper crankcase 2, the structural strength and the structural rigidity of the crankcase body 1 are effectively improved, the service life of the crankcase body 1 is effectively prolonged, and the service cost of the crankcase body 1 is reduced.
The positive middle part block of going up crankcase 2 is connected with connecting plate 6, connecting plate 6 and the junction threaded connection of last crankcase 2 have four connecting bolt 7 that the symmetry set up, the fixed two cylinder mounting holes 9 that are provided with in one side on the positive top of lower crankcase 3, and two cylinder mounting holes 9 are the symmetry setting, connecting groove 8 has been seted up at the middle part of connecting plate 6, four corners of lower crankcase 3 bottom all are provided with supporting leg 12, the mounting kerve 11 has been seted up at the middle part of fixed mounting end 15, connecting bolt 7 is convenient for install connecting plate 6, cylinder mounting hole 9 is convenient for go up crankcase 2 and install the cylinder, supporting leg 12 is convenient for carry out firm support with lower crankcase 3.
The crankcase with high structural strength is characterized in that the side of the upper crankcase 2 is designed into an octagon, the upper crankcase 2 is convenient for installing a cylinder, the bottom of the lower crankcase 3 is designed into a concave shape, the lower crankcase 3 is provided with the lubricating oil tank 10, the crankcase is convenient for a user to use, the installation bottom is convenient for installing the reinforcing rib plate 13, the reinforcing rib plate 13 is fixedly connected with the upper crankcase 2, the reinforcing rib plate 13 effectively improves the structural strength and structural rigidity of the crankcase body 1, effectively prolongs the service life of the crankcase body 1, reduces the use cost of the crankcase body 1, wherein the connecting bolt 7 is convenient for installing the connecting plate 6, the cylinder installing hole 9 is convenient for installing the upper crankcase 2 for the cylinder, the supporting leg 12 is convenient for firmly supporting the lower crankcase 3, and the upper crankcase 2 and the lower crankcase 3 are mutually matched for working, so that the crankcase body 1 is convenient for the user to use.
Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.
Claims (7)
1. The utility model provides a crankcase that structural strength is high, includes crankcase body (1), its characterized in that: the utility model discloses a crankcase body (1), including last crankcase (2) and lower crankcase (3), the bottom fixed mounting of going up crankcase (2) has lower crankcase (3), the middle part fixedly connected with installed part (4) on last crankcase (2) top, installation logical groove (5) have been seted up at the middle part of installed part (4), the middle part of installation logical groove (5) bottom is fixed to be provided with fixed mounting end (15), the top fixedly connected with a plurality of evenly distributed's of fixed mounting end (15 deep floor (13).
2. The crankcase of claim 1 having a high structural strength, wherein: the middle part of lower crankcase (3) bottom has seted up concave groove (14), the fixed lubricating oil tank (10) that is provided with in middle part in concave groove (14).
3. The crankcase of claim 1 having a high structural strength, wherein: the middle part block on the front of the upper crankcase (2) is connected with a connecting plate (6), and the connecting part of the connecting plate (6) and the upper crankcase (2) is in threaded connection with four symmetrically arranged connecting bolts (7).
4. The crankcase of claim 1 having a high structural strength, wherein: two cylinder mounting holes (9) are fixedly formed in one side of the top end of the front face of the lower crankcase (3), and the two cylinder mounting holes (9) are symmetrically arranged.
5. A structurally strong crankcase according to claim 3, characterized in that: a connecting groove (8) is formed in the middle of the connecting plate (6).
6. The crankcase of claim 1 having a high structural strength, wherein: supporting legs (12) are arranged at four corners of the bottom end of the lower crankcase (3).
7. The crankcase of claim 1 having a high structural strength, wherein: the middle part of the fixed installation bottom (15) is provided with an installation bottom groove (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321842628.7U CN221400733U (en) | 2023-07-13 | 2023-07-13 | Crankcase that structural strength is high |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321842628.7U CN221400733U (en) | 2023-07-13 | 2023-07-13 | Crankcase that structural strength is high |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221400733U true CN221400733U (en) | 2024-07-23 |
Family
ID=91931378
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321842628.7U Active CN221400733U (en) | 2023-07-13 | 2023-07-13 | Crankcase that structural strength is high |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221400733U (en) |
-
2023
- 2023-07-13 CN CN202321842628.7U patent/CN221400733U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |