CN209621491U - A kind of automobile engine crankcase assembly - Google Patents
A kind of automobile engine crankcase assembly Download PDFInfo
- Publication number
- CN209621491U CN209621491U CN201920259890.6U CN201920259890U CN209621491U CN 209621491 U CN209621491 U CN 209621491U CN 201920259890 U CN201920259890 U CN 201920259890U CN 209621491 U CN209621491 U CN 209621491U
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- Prior art keywords
- crankcase
- automobile engine
- ventilation duct
- oil
- thermal insulation
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- Lubrication Details And Ventilation Of Internal Combustion Engines (AREA)
Abstract
The utility model discloses a kind of automobile engine crankcase assemblies, including crankcase, the crankcase includes upper crankcase and lower crankcase, the upper crankcase is connected with lower crankcase by multiple bolts, the side wall of the upper crankcase is equipped with the ventilation duct interconnected with it, the lateral wall of the ventilation duct is equipped with heat-shield mechanism, the bottom of the lower crankcase is equipped with nozzle of draining the oil, the side wall of the nozzle of draining the oil is equipped with plug screw, the bottom sidewall of the lower crankcase is equipped with multiple impurity removal mechanisms, sealing ring is equipped between the upper crankcase and lower crankcase, the sealing ring is equipped with the through-hole to match with bolt, the heat-shield mechanism is wrapped in ventilation duct lateral wall thermal insulation layer, the thermal insulation layer includes the PET cystosepiment of internal layer.The utility model is structurally reasonable, not only can carry out effective thermal insulation protection to reduction of fractions to a common denominator pipe, increase its service life, can also effectively remove the metal fillings in machine oil, reduce the abrasion of engine.
Description
Technical field
The utility model relates to automobile engine crankcase technical field more particularly to a kind of automobile engine crankcase are total
At.
Background technique
The position that cylinder block lower part is used to install crankshaft is known as crankcase, and crankcase divides upper crankcase and lower crankcase；On
Crankcase and cylinder block cast solid, lower crankcase is used to lubrication oil, and closes upper crankcase, therefore also known as oil sump
Figure；Oil sump stress very little, be generally stamped to form using sheet metal, and shape depends on general layout and the machine oil of engine
Capacity.Oil sump is provided with steady oil baffle, and pasta fluctuation is excessive when preventing automobile porpoising.Oil sump bottom is also equipped with spiral shell of draining the oil
It fills in, permanent magnet is housed on usual purge cock, with the metal fillings in adsorpting lubrication oil, reduce the abrasion of engine.Upper and lower
Equipped with liner between crankcase joint surface, oil leak is prevented.
It is equipped with ventilating system on crankcase, gas blowby can be discharged by ventilating system or is recycled in cylinder again
Burning, current reduction of fractions to a common denominator pipe are plastic products and close to engine, and when engine operation generates a large amount of heat, so that its side
Edge temperature is higher, so will increase the aging speed of ventilation duct, reduces its service life；Secondly, the machine oil in crankcase uses
It is had after a period of time, in machine oil containing some metal fillings, if not cleared up in time it, will increase the wear intensity of engine, because
We devise a kind of automobile engine crankcase assembly to solve problem above this.
Utility model content
Purpose of the utility model is to solve disadvantages existing in the prior art, and a kind of automobile engine proposed
Crankcase assembly not only can carry out effective thermal insulation protection to reduction of fractions to a common denominator pipe, increase its service life, can also be effectively clear
Except the metal fillings in machine oil, the abrasion of engine is reduced.
To achieve the goals above, the utility model adopts the technical scheme that
A kind of automobile engine crankcase assembly, including crankcase, the crankcase include upper crankcase and lower song
Axle box, the upper crankcase and lower crankcase are connected by multiple bolts, and the side wall of the upper crankcase is equipped with it mutually
The ventilation duct of connection, the lateral wall of the ventilation duct are equipped with heat-shield mechanism, and the bottom of the lower crankcase is equipped with nozzle of draining the oil, institute
The side wall for stating nozzle of draining the oil is equipped with plug screw, and the bottom sidewall of the lower crankcase is equipped with multiple impurity removal mechanisms.
Preferably, sealing ring is equipped between the upper crankcase and lower crankcase, the sealing ring is equipped with and bolt phase
Matched through-hole.
Preferably, the heat-shield mechanism is wrapped in ventilation duct lateral wall thermal insulation layer, and the thermal insulation layer includes internal layer
PET cystosepiment, the lateral wall of the PET cystosepiment are equipped with clad aluminum foam, and the thermal insulation layer passes through multiple clips and ventilation duct
It is connected.
Preferably, the clad aluminum foam is connected by way of viscose with PET cystosepiment.
Preferably, the impurity removal mechanism includes the multiple L-type rubber blocks for being fixed on lower crankcase bottom sidewall, multiple described
Round magnetic patch is provided between L-type rubber block.
Preferably, the diameter of multiple round magnetic patch is respectively less than the diameter for nozzle of draining the oil.
The utility model compared with prior art, it has the advantage that:
1, the utility model, by the way that thermal insulation layer is arranged, thermal insulation layer is interior to be equipped with clad aluminum foam, can be effectively to engine
The high heat generated when work is isolated, and then realizes the protection of ventilation duct, increases its service life.
2, the utility model can be inhaled the iron filings in machine oil by the way that round magnetic patch is arranged by round magnetic patch
It is attached, and then the content of iron filings in machine oil is reduced, the abrasion of engine is reduced, its service life is increased.
In conclusion the utility model is structurally reasonable, not only effective thermal insulation protection can be carried out to reduction of fractions to a common denominator pipe, increase it
Service life can also effectively remove the metal fillings in machine oil, reduce the abrasion of engine.
Detailed description of the invention
Fig. 1 be the utility model proposes a kind of automobile engine crankcase assembly structural schematic diagram；
Fig. 2 be the utility model proposes a kind of automobile engine crankcase assembly in thermal insulation layer sectional view.
In figure: 1 crankcase, 2 upper crankcases, 3 lower crankcases, 4 sealing rings, 5 bolts, 6 ventilation ducts, 7 thermal insulation layers, 8 cards
Hoop, 9 PET cystosepiments, 10 clad aluminum foams, 11 are drained the oil nozzle, 12 plug screws, 13 L-type rubber blocks, 14 round magnetic patch.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.
Referring to Fig.1-2, a kind of automobile engine crankcase assembly, including crankcase 1, crankcase 1 include upper crankshaft
Case 2 and lower crankcase 3, upper crankcase 2 and lower crankcase 3 are connected by multiple bolts 5, upper crankcase 2 and lower crankcase 3 it
Between be equipped with sealing ring 4, sealing ring 4 is equipped with the through-hole that matches with bolt 5, passes through sealing ring 4 and increases upper crankcase 2 and lower song
Leakproofness between axle box 3, prevents oil leakage.
The side wall of upper crankcase 2 is equipped with the ventilation duct 6 interconnected with it, and the lateral wall of ventilation duct 6 is equipped with heat-shield mechanism,
Heat-shield mechanism is wrapped in 6 lateral wall thermal insulation layer 7 of ventilation duct, and thermal insulation layer 7 includes the PET cystosepiment 9 of internal layer, PET cystosepiment 9
Lateral wall be equipped with clad aluminum foam 10, clad aluminum foam 10 is connected by way of viscose with PET cystosepiment 9, thermal insulation layer 7
It is connected by multiple clips 8 with ventilation duct 6, clad aluminum foam 10 has preferable heat-proof quality and long service life, can be with
Effectively ventilation duct 6 is protected, passes through multiple clips 8, it is ensured that thermal insulation layer 7 is closely connect with ventilation duct 6.
The bottom of lower crankcase 3 is equipped with nozzle 11 of draining the oil, and the side wall for nozzle 11 of draining the oil is equipped with plug screw 12, lower crankcase 3
Bottom sidewall is equipped with multiple impurity removal mechanisms, and impurity removal mechanism includes the multiple L-type rubber blocks for being fixed on 3 bottom sidewall of lower crankcase,
Round magnetic patch 14 is provided between multiple L-type rubber blocks 13, round magnetic patch 14 is ndfeb magnet, can be adsorbed in machine oil
Iron filings focus on iron filings, and the diameter of multiple circle magnetic patch 14 is respectively less than the diameter for nozzle 11 of draining the oil, and replace machine oil
When, round magnetic patch 14 can be moved to nozzle 11 of draining the oil, convenient for removing iron filings.
It,, can be effectively to starting by thermal insulation layer 7 when engine operation generates a large amount of heat in the utility model
The heat that machine generates is isolated, and is so realized the protection to ventilation duct 6, is increased its service life；Machine oil is in crankcase 1
When flowing, by multiple round magnetic patch 14, the iron filings in machine oil can be adsorbed, so effectively reduce the iron filings in machine oil
Content, and then reduce engine do not wear, increase its service life.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not
It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this
Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (6)
1. a kind of automobile engine crankcase assembly, including crankcase (1), which is characterized in that the crankcase (1) includes
Upper crankcase (2) and lower crankcase (3), the upper crankcase (2) are connected with lower crankcase (3) by multiple bolts (5), institute
The side wall for stating upper crankcase (2) is equipped with the ventilation duct (6) interconnected with it, and the lateral wall of the ventilation duct (6) is equipped with heat-insulated
Mechanism, the bottom of the lower crankcase (3), which is equipped with, drains the oil nozzle (11), and the side wall of the nozzle of draining the oil (11) is equipped with plug screw
(12), the bottom sidewall of the lower crankcase (3) is equipped with multiple impurity removal mechanisms.
2. a kind of automobile engine crankcase assembly according to claim 1, which is characterized in that the upper crankcase (2)
Sealing ring (4) are equipped between lower crankcase (3), the sealing ring (4) is equipped with the through-hole to match with bolt (5).
3. a kind of automobile engine crankcase assembly according to claim 1, which is characterized in that the heat-shield mechanism includes
It is wrapped in ventilation duct (6) lateral wall thermal insulation layer (7), the thermal insulation layer (7) includes the PET cystosepiment (9) of internal layer, the PET bubble
The lateral wall of foam plate (9) is equipped with clad aluminum foam (10), and the thermal insulation layer (7) is connected by multiple clips (8) with ventilation duct (6)
It connects.
4. a kind of automobile engine crankcase assembly according to claim 3, which is characterized in that the clad aluminum foam
(10) it is connected by way of viscose with PET cystosepiment (9).
5. a kind of automobile engine crankcase assembly according to claim 2, which is characterized in that the impurity removal mechanism includes
Multiple L-type rubber blocks of lower crankcase (3) bottom sidewall are fixed on, are provided with circle between multiple L-type rubber blocks (13)
Magnetic patch (14).
6. a kind of automobile engine crankcase assembly according to claim 5, which is characterized in that multiple round magnetic patch
(14) diameter is respectively less than the diameter for nozzle (11) of draining the oil.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920259890.6U CN209621491U (en) | 2019-03-01 | 2019-03-01 | A kind of automobile engine crankcase assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920259890.6U CN209621491U (en) | 2019-03-01 | 2019-03-01 | A kind of automobile engine crankcase assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209621491U true CN209621491U (en) | 2019-11-12 |
Family
ID=68455344
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920259890.6U Active CN209621491U (en) | 2019-03-01 | 2019-03-01 | A kind of automobile engine crankcase assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209621491U (en) |
-
2019
- 2019-03-01 CN CN201920259890.6U patent/CN209621491U/en active Active
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