CN219889052U - Flywheel housing of engine - Google Patents
Flywheel housing of engine Download PDFInfo
- Publication number
- CN219889052U CN219889052U CN202320974086.2U CN202320974086U CN219889052U CN 219889052 U CN219889052 U CN 219889052U CN 202320974086 U CN202320974086 U CN 202320974086U CN 219889052 U CN219889052 U CN 219889052U
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- Prior art keywords
- shell
- casing
- housing
- engine flywheel
- flywheel housing
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- 230000000149 penetrating effect Effects 0.000 claims abstract description 4
- 238000007789 sealing Methods 0.000 claims description 11
- 239000000463 material Substances 0.000 claims description 4
- 230000007774 longterm Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
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- Cylinder Crankcases Of Internal Combustion Engines (AREA)
Abstract
The utility model relates to the technical field of engines, in particular to an engine flywheel shell, which comprises a left shell and a right shell, wherein the middle parts of the left shell and the right shell are provided with mounting holes in a penetrating way, the joint of the top ends of the left shell and the right shell is provided with a rotating shaft, the bottom ends of the left shell and the right shell are provided with arc grooves which are arranged oppositely, and the two arc grooves are movably connected through bolts; the device is through being provided with left and right sides casing, dismantles two arc inslot bolt, and left casing and right casing are pulled to both sides after dismantling, and left casing and right casing keep away from each other this moment, and left casing and right casing rotate in the axis of rotation, and install or dismantle the back, are close to left casing and right casing and draw together, screw bolt screw in left casing and right casing on screw hole one with screw hole two inside fix, prevent that it from droing not hard up, easy to assemble dismantles, increase the flexibility of use.
Description
Technical Field
The utility model relates to the technical field of engines, in particular to an engine flywheel housing.
Background
Flywheel housing, usually installed between engine and gear box, external crankcase, built-in flywheel assembly, starter, oil pan, etc., play the role of connecting organism, protecting and carrier, the main function of flywheel housing is to realize the effective connection of engine and speed changer;
the existing flywheel housing of the engine is integrated, and has the disadvantages of complex structure, high manufacturing cost, complex assembly and disassembly process, inconvenience in quick assembly and disassembly and reduced use flexibility; moreover, the existing flywheel housing is poor in sealing performance, and the joint is easy to wear after long-time use, so that the practicability of the flywheel housing is reduced;
therefore, a new engine flywheel housing is provided to solve the problems that the flywheel housing is inconvenient to assemble and disassemble rapidly and has poor tightness, and the joint is easy to wear after long-term use.
Disclosure of Invention
The utility model aims to provide an engine flywheel housing, which solves the problems that the flywheel housing is inconvenient to assemble and disassemble rapidly and has poor tightness and is easy to wear at the joint after long-term use in the prior art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the flywheel shell of the engine comprises a left shell and a right shell, wherein the middle parts of the left shell and the right shell are provided with mounting holes in a penetrating way, and the joint of the top ends of the left shell and the right shell is provided with a rotating shaft;
the bottom of left side casing and right casing has all been seted up the arc wall, two the arc wall is relative setting, two the arc wall passes through bolt swing joint.
Preferably, the outer sides of the left shell and the right shell are surrounded by connecting holes, four heat dissipation holes are formed in the shells of the left shell and the right shell, and two positioning protruding blocks are formed in the bottom of the left shell.
Preferably, the left shell and the right shell are equally divided by two sides of the central axis, and the mounting hole is divided left and right relative to the central axis.
Preferably, two positioning holes are formed in the outer side of the mounting hole, and the positioning holes penetrate through the right shell.
Preferably, the right end of the left shell and the left end of the right shell are respectively provided with a sealing gasket in a nested manner, and the sealing gaskets are made of rubber materials.
Preferably, the first threaded hole is formed in the bottom of the right end of the left shell, the first threaded hole penetrates through the right end of the arc-shaped groove on the left shell, the second threaded hole is formed in the bottom of the left end of the right shell, and the second threaded hole penetrates through the left end of the arc-shaped groove on the right shell.
Preferably, the outside of left side casing and right casing all is provided with the wearing layer, wearing layer and left side casing are closely laminated with right side casing.
Compared with the prior art, the utility model has the beneficial effects that:
1. this kind of engine flywheel shell is through being provided with left and right sides casing, dismantles two arc groove inside bolts, and left side casing and right casing are pulled to both sides after dismantling, and left side casing and right casing keep away from each other this moment, and left side casing and right casing rotate in the axis of rotation, and install or dismantle the back, are close to left side casing and right casing and draw together, screw in screw hole one on left side casing and the right casing with the bolt and fix with screw hole two inside, prevent that it from droing not hard up, easy to assemble dismantles, increases the flexibility of use.
2. This kind of engine flywheel shell through being provided with sealed pad, and the right-hand member of left casing and the left end of right casing are all nested to be provided with sealed pad, and sealed pad is the rubber material, seals the operation through sealed pad to the junction of left casing and right casing, keeps device's inseparable type.
2. According to the flywheel shell of the engine, the wear-resistant layer is arranged on the outer sides of the left shell and the right shell, so that the wear-resistant degree of the flywheel shell can be enhanced by the wear-resistant layer, and the service life of the flywheel shell is guaranteed.
Drawings
FIG. 1 is a schematic view of the overall structure of the present utility model;
FIG. 2 is a schematic view of the left and right housing structures of the present utility model;
FIG. 3 is a schematic plan view of the present utility model;
FIG. 4 is a schematic view of the wear layer structure of the present utility model;
in the figure: 1. a left housing; 101. a connection hole; 102. positioning the protruding blocks; 103. a first threaded hole; 2. a right housing; 201. a threaded hole II; 3. a mounting hole; 301. positioning holes; 4. a rotating shaft; 5. an arc-shaped groove; 6. a sealing gasket; 7. and a wear-resistant layer.
Detailed Description
Referring to fig. 1-2, in an embodiment of the present utility model;
example 1: an engine flywheel housing comprises a left housing 1 and a right housing 2, wherein a mounting hole 3 is formed in the middle of the left housing 1 and the right housing 2 in a penetrating manner, and a rotating shaft 4 is arranged at the joint of the top ends of the left housing 1 and the right housing 2;
the bottoms of the left shell 1 and the right shell 2 are provided with arc grooves 5, the two arc grooves 5 are oppositely arranged, and the two arc grooves 5 are movably connected through bolts;
wherein, the outer sides of the left shell 1 and the right shell 2 are circumferentially provided with connecting holes 101, the shells of the left shell 1 and the right shell 2 are provided with four radiating holes, and the bottom of the left shell 1 is provided with two positioning convex blocks 102; the left shell 1 and the right shell 2 are equally divided from two sides of the central axis, and the mounting hole 3 is divided left and right relative to the central axis; two positioning holes 301 are formed in the outer side of the mounting hole 3, and the positioning holes 301 penetrate through the right shell 2;
the outer sides of the left shell 1 and the right shell 2 are circumferentially provided with the connecting holes 101, when the connecting holes 101 are used for mounting other devices, the connecting operation is convenient, when the connecting holes 101 are used for mounting, the mounting holes 3 and other devices are positioned through the positioning holes 301, then the positioning rods are quickly inserted into the positioning holes 301 for limiting, so that the positioning effect is achieved, the connecting and fixing operation is immediately performed after the positioning, the operation such as alignment is not needed, and the operation is convenient;
further top junction of left casing 1 and right casing 2 is provided with axis of rotation 4, and left casing 1 and right casing 2 are by axis both sides partition, and mounting hole 3 is left and right for the axis, thereby can separate left casing 1 and right casing 2 before the installation and load and unload, and when needs dismantlement, also can be with left casing 1 and right casing 2 to can dismantle easily, convenient operation.
Example 2: as can be seen by referring to fig. 2 to 4 of the specification, embodiment 2 differs from embodiment 1 in that:
the bottom of the right end of the left shell 1 is provided with a first threaded hole 103, the first threaded hole 103 penetrates through the right end of the arc-shaped groove 5 on the left shell 1, the bottom of the left end of the right shell 2 is provided with a second threaded hole 201, and the second threaded hole 201 penetrates through the left end of the arc-shaped groove 5 on the right shell 2; the right end of the left shell 1 and the left end of the right shell 2 are respectively provided with a sealing gasket 6 in a nested manner, and the sealing gaskets 6 are made of rubber;
according to the above-mentioned reference foundation, when the left casing 1 and the right casing 2 are used for mounting and dismounting, firstly, the bolts inside the two arc-shaped grooves 5 are dismounted, after the dismounting, the left casing 1 and the right casing 2 are pulled to two sides, at this time, the left casing 1 and the right casing 2 are mutually far away, the left casing 1 and the right casing 2 rotate on the rotating shaft 4, after the mounting or dismounting, the left casing 1 and the right casing 2 are close to each other and are gathered, and the bolts are screwed into the threaded holes I103 and the threaded holes II 201 on the left casing 1 and the right casing 2 to be fixed, so that the bolts are prevented from falling and loosening; meanwhile, after the left shell 1 and the right shell 2 are connected, the right end of the left shell 1 and the left end of the right shell 2 are respectively provided with a sealing gasket 6 in a nested manner, the sealing gaskets 6 are made of rubber materials, and the joint of the left shell 1 and the right shell 2 is sealed through the sealing gaskets, so that the tightness of the device is maintained;
the outer sides of the left shell 1 and the right shell 2 are respectively provided with a wear-resistant layer 7, and the wear-resistant layers 7 and the left shell 1 are tightly attached to the right shell 2;
wherein, through all being provided with wearing layer 7 in the outside of left casing 1 and right casing 2, wearing layer 7 can strengthen the degree of resistance to wear of flywheel housing, ensures the life of flywheel housing.
Claims (7)
1. An engine flywheel housing comprises a left housing (1) and a right housing (2), wherein a mounting hole (3) is formed in the middle of the left housing (1) and the right housing (2) in a penetrating manner, and a rotating shaft (4) is arranged at the joint of the top ends of the left housing (1) and the right housing (2);
the novel portable electric power tool is characterized in that arc grooves (5) are formed in the bottoms of the left shell (1) and the right shell (2), the two arc grooves (5) are oppositely arranged, and the two arc grooves (5) are movably connected through bolts.
2. An engine flywheel housing as defined in claim 1 wherein: the connecting hole (101) is formed in the outer side of the left shell (1) and the outer side of the right shell (2) in a surrounding mode, four radiating holes are formed in the shells of the left shell (1) and the right shell (2), and two positioning protruding blocks (102) are formed in the bottom of the left shell (1).
3. An engine flywheel housing as defined in claim 1 wherein: the left shell (1) and the right shell (2) are equally divided by two sides of the central axis, and the mounting hole (3) is divided into left and right parts relative to the central axis.
4. An engine flywheel housing as defined in claim 1 wherein: two positioning holes (301) are formed in the outer side of the mounting hole (3), and the positioning holes (301) penetrate through the right shell (2).
5. An engine flywheel housing as defined in claim 1 wherein: the right end of the left shell (1) and the left end of the right shell (2) are nested and provided with sealing gaskets (6), and the sealing gaskets (6) are made of rubber materials.
6. An engine flywheel housing as defined in claim 1 wherein: screw hole one (103) has been seted up to the right-hand member bottom of left casing (1), the right-hand member setting of arc wall (5) on left casing (1) is run through to screw hole one (103), screw hole two (201) have been seted up to the left end bottom of right casing (2), screw hole two (201) run through the left end setting of arc wall (5) on right casing (2).
7. An engine flywheel housing as defined in claim 1 wherein: the outer sides of the left shell (1) and the right shell (2) are respectively provided with a wear-resistant layer (7), and the wear-resistant layers (7) and the left shell (1) are tightly attached to the right shell (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320974086.2U CN219889052U (en) | 2023-04-26 | 2023-04-26 | Flywheel housing of engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320974086.2U CN219889052U (en) | 2023-04-26 | 2023-04-26 | Flywheel housing of engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219889052U true CN219889052U (en) | 2023-10-24 |
Family
ID=88399418
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320974086.2U Active CN219889052U (en) | 2023-04-26 | 2023-04-26 | Flywheel housing of engine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219889052U (en) |
-
2023
- 2023-04-26 CN CN202320974086.2U patent/CN219889052U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |