CN205779294U - There is the engine housing of machine oil cooling water tank - Google Patents

Abstract

The utility model discloses a kind of engine housing with machine oil cooling water tank, including box-like body and the machine oil cooling water tank being integrally formed in described box-like body outer wall, described machine oil cooling water tank is for accommodating coolant and cooling down from the machine oil in box-like body, its simple in construction, with low cost, it is easily assembled, do not increase engine oil gallery length simultaneously, effectively reduce lubricating oil pump load, improve engine output.

Description

There is the engine housing of machine oil cooling water tank

Technical field

This utility model relates to engine component field, a kind of engine case with machine oil cooling water tank Body.

Background technology

The casing of available engine and machine oil cooler are typically split-type structural, i.e. use external oil cooler pair Machine oil in engine lubrication system cools down, and existing oil cooler generally uses air-cooled or water-cooled；Air-cooled The engine housing with machine oil cooling water tank is made up of many cooling tubes and coldplate, when running car, utilizes automobile to meet The engine housing fuse with machine oil cooling water tank of face air cooling heat, the air-cooled engine case with machine oil cooling water tank The cooling effect of body is determined by the air quantity cooling down wind, it is difficult to ensure that machine oil is in applicable temperature；Water-cooled has machine oil cooling The engine housing of water tank is placed in cooling water channel, utilizes the temperature of cooling water to control the temperature of lubricating oil, works as lubricating oil temperature When spending high, by cooling water temperature, during engine start, then absorb heat from cooling water and make lubricating oil improve rapidly temperature, have That the engine housing of machine oil cooling water tank is cast by aluminium alloy, protecgulum, bonnet and copper core pipe form, in order to strengthen cooling, and pipe The outer fin that has been set with again, cooling water is in the outer flowing of pipe, and lubricating oil is at Bottomhole pressure, and both carry out heat exchange, water-cooled water tank Engine housing structure complicated, manufacturing cost is higher, meanwhile, substantially prolongs the length of engine oil gallery, increases machine The load of oil pump, causes engine output to decline.

Accordingly, it would be desirable to a kind of simple in construction, with low cost, it is easy to assembling, do not increase engine oil gallery length simultaneously, Effectively reducing lubricating oil pump load, improve the engine housing with machine oil cooling water tank of engine output, this has machine The engine housing of oil cooling water tank utilizes the cooling water of electromotor to cool down machine oil, it is possible to be greatly improved electromotor parts Lubricant effect.

Utility model content

In view of this, the purpose of this utility model is to provide a kind of engine housing with machine oil cooling water tank, this Motivation body structure is simple, with low cost, be easily assembled, it is possible to utilize electromotor cooling water machine oil is cooled down, greatly The big lubricant effect improving electromotor parts, does not increase engine oil gallery length simultaneously, effectively reduces lubricating oil pump load, carry High engine output.

The engine housing with machine oil cooling water tank of the present utility model, including box-like body and be arranged at described casing This external use is in accommodating coolant the machine oil cooling water tank cooling down machine oil；

Further, described machine oil cooling water tank includes fixing or is integrally formed in outside described box-like body and is positioned at casing originally Water tank bottom in the range of body oils position and fasten the case lid forming machine oil cooling water tank with described water tank bottom；

Further, described water tank bottom is provided with the mounting seat for fixedly mounting oil filter or engine oil container；Casing Intrinsic machine oil is flowed through in mounting seat by the oil-in and oil-out being arranged at water tank bottom；

Further, described oil-out is higher than described oil-in, and oil-in is fixed or is formed with conduit；

Further, in described case lid is provided with the water inlet with machine oil cooling water tank inner space and outlet, and water inlet It is provided with valve housing；

Further, in described case lid, be additionally provided with the cooling water channel extended from top to bottom, described cooling water channel by bypass with Described water inlet connects with outlet；

Further, the water pump installation cavity connected with cooling water channel it is additionally provided with in described case lid；Described machine oil cooling water tank Outer wall is formed with the bearing block for supporting water pump shaft；

Further, described case lid inner face is fixed with the tubaeform kuppe corresponding with water inlet.

The beneficial effects of the utility model are: the engine housing with machine oil cooling water tank of the present utility model, start Cabinet bulk this most external is formed with machine oil cooling water tank, in the cooling water of electromotor can being injected this machine oil cooling water tank and Fitting machine oil vessel or oil filter in machine oil cooling water tank, utilize cooling water to enter the machine oil in engine oil container or cleaner Row cooling, by engine body machine oil introduce oil cooler cooling oil path can direct forming in box-like body and machine oil In the faying face of cooling water tank, it is therefore not necessary to increase oil pipe between oil cooler and engine housing, thus do not increasing On the premise of engine oil gallery length, it is achieved the effective cooling to machine oil, it is beneficial to reduce the load of lubricating oil pump, the opposing party Face, it is external that cooling water tank is integrally formed in engine cylinder, it is not necessary to changes engine cylinder-body internal structure, it addition, also eliminate machine The assembling process of oil cooling water tank, simplifies the assembly technology of electromotor.

Accompanying drawing explanation

Fig. 1 is structural representation of the present utility model；

Fig. 2 is the structural representation of machine oil cooling water tank of the present utility model.

Detailed description of the invention

Fig. 1 is structural representation of the present utility model；Fig. 2 is the structural representation of machine oil cooling water tank of the present utility model Figure, as shown in the figure: the engine housing with machine oil cooling water tank of the present embodiment includes box-like body 2 and is arranged at described case The cooling water of electromotor, for accommodating the machine oil cooling water tank that machine oil is cooled down by coolant, can be injected this machine by body body 2 Fitting machine oil vessel or oil filter in oil cooling water tank and in machine oil cooling water tank, utilize cooling water to oil cooler In machine oil cool down, by engine body machine oil introduce oil cooler cooling oil path can direct forming in casing In the faying face of body 2 and machine oil cooling water tank, it is therefore not necessary to increase oil pipe between oil cooler and engine cylinder-body, Thus on the premise of not increasing engine oil gallery 5 length, it is achieved the effective cooling to machine oil, it is beneficial to reduce lubricating oil pump Load, on the other hand, it is external that cooling water tank is integrally formed in engine case, it is not necessary to changes engine cylinder-body internal structure, it addition, Also eliminate the assembling process of machine oil cooling water tank, simplify the assembly technology of electromotor.

In the present embodiment, described machine oil cooling water tank includes fixing or is integrally formed in outside described box-like body 2 and is positioned at Water tank bottom 1 in the range of box-like body 2 oil level and fasten the case lid forming machine oil cooling water tank with described water tank bottom 1 14, when water tank bottom 1 is fixed on box-like body 1 outer wall, water tank bottom 1 connects merga pass bolt with box-like body 2 outer wall and enters Row is fixing, and when water tank bottom 1 and box-like body 2 outer wall are integrally formed, the outer wall of box-like body 2 is i.e. as the case of cooling water tank The end, this arrangement can be greatly simplified the structure of oil cooled system, saves between box-like body 2 and machine oil cooling water tank Oil pipe, it is to avoid increase the length of oil leab, thus reduce the load of lubricating oil pump, cooling water tank is fixed or is integrally formed in Outside cylinder body, it is not necessary to change the structure within engine cylinder-body, simplify the assembly technology of electromotor.

In the present embodiment, described water tank bottom 1 is provided with the peace for fixedly mounting oil filter or engine oil container Dress seat 3；Machine oil in box-like body 2 flows through in mounting seat by the oil-in 6 and oil-out 4 being arranged at water tank bottom, described Mounting seat 3 is loop configuration, the cylindrical of the inner circle of mounting seat 3 and engine oil container or oil filter cooperate realization fixing with Seal；Mounting seat 3 inner circle can be threaded connection with engine oil container cylindrical, arranges between mounting seat 3 and engine oil container meanwhile Sealing ring, it is ensured that the machine oil in engine oil container with engine oil container outside coolant mutually isolated, oil leab in box-like body 2 Through water tank bottom 1, the machine oil in box-like body 2 is enable to cool down in flowing through engine oil container or oil filter, cooling The machine oil completed flows back in box-like body 2 again, and this structure can be greatly shortened the length of machine oil cooling oil duct, reduces lubricating oil pump Load.

In the present embodiment, described oil-out 4 is higher than described oil-in, and conduit 7 is fixed or be formed with to oil-in, logical The machine oil crossing oil-in inflow will flow into the engine oil container lower section away from cylinder body side under the guiding of conduit 7, more gradually flow to Oil-out 4, this version ensure that the machine oil of inflow engine oil container can be full of whole engine oil container and flow out, and then Improve the cooling effectiveness of machine oil.

In the present embodiment, it is provided with in described case lid 14 and the water inlet 12 connected in machine oil cooling water tank and outlet 10, Described water inlet 12 is higher than described mounting seat 3, and described outlet 10 is arranged bottom machine oil cooling water tank, and cooling water is by intaking When mouth 12 flows into cooling water tank, cooling water can drench in engine oil container or oil filter surface, thus improves the cooling of machine oil Speed, when water inlet 12 is closed, cooling water can be flowed completely out by outlet 10, it is to avoid has long-pending in machine oil cooling water tank Water, is provided with valve housing 15 in water inlet 12, be used for installing temperature-conserving valve, to control in cooling water entrance cooling water tank.

In the present embodiment, it is additionally provided with the cooling water channel 11 extended from top to bottom in described case lid 14, cooling water channel 11 is collected Becoming case lid 14 internal, can improve the compactedness of whole engine housing, cooling water channel 11 vertically extends, it is simple to utilize In cooling water self gravitation implanter oil cooling water tank, thus improving oil-cooled response speed, described cooling water channel 11 leads to Crossing bypass to connect with described water inlet 12 and outlet 10, described water inlet 12 can be installed for controlling cooling water entrance cooling water Temperature-conserving valve in case, when the temperature of the cooling water of electromotor is not up to design temperature, control valve is closed, in cooling water channel 11 Cooling water will not flow in cooling water tank, and machine oil will not be cooled down by cooling water, and machine oil carries out respective routine with cooling water Heat up；After the cooling water temperature of electromotor reaches design temperature, control valve is opened, the cooling water in engine cooling water channel 11 To flow in cooling water tank, make cooling water and engine oil container or the oil filter wall contacts of electromotor, and make the cooling water will be with Machine oil inside engine oil container or oil filter carries out heat exchange, thus reaches the cooling-down effect to machine oil, and temperature-conserving valve is control The valve of coolant flow paths processed, it is a kind of automatic temperature-regulator, usually contains the temperature module, comes by flatulence of heat type or shrinkage Open, turn off the flowing of air, gas or liquid, utilize the cooling water temperature in temperature-conserving valve sensing cooling water channel 11, work as temperature After exceeding setting value, the temperature module in temperature-conserving valve expands and makes the water inlet 12 of cooling water tank open, and closes cooling water channel simultaneously Pipeline between cooling water tank water inlet 12 and outlet 10 in 11, makes the cooled water tank of cooling current again by cooling water tank Outlet 10 flows in cooling water channel 11, it is ensured that the cooling effect of machine oil.

In the present embodiment, in described case lid 14, it is additionally provided with water pump installation cavity 9；The lateral wall one of described machine oil cooling water tank Being formed with and be coaxially disposed the bearing block 8 for supporting water pump shaft with described water pump installation cavity 9, described water pump installation cavity 9 is positioned at In the cooling water channel 11 in outlet 10 downstream of machine oil cooling water tank；In this water pump installation cavity 9, centrifugal water pump can be installed, centrifugal The impeller of formula water pump is pivotally mounted in this water pump installation cavity 9, and being positioned at water pump installation cavity 9 upstream cooling water channel 11 should be vertically It is communicated in water pump installation cavity 9, is positioned at water pump installation cavity 9 downstream cooling water channel 11 and should radially be communicated in water pump installation cavity 9, it is ensured that Cooling water is by axially flowing in water pump, and flows radially out, and the rotating shaft of water pump is carried out by the bearing being arranged in bearing block 8 hole Supporting；Described bearing block 8 is stretched out and passes in the rotating shaft of water pump in water pump installation cavity 9, and bearing block 8 hole has multiple holes section, and The aperture of each hole section is gradually increased from inside to outside, and owing to water pump shaft forms cantilever design, therefore, bearing block 8 hole planted agent installs At least two bearing, it is ensured that the support stiffness to water pump shaft, on the other hand, for avoiding the cooling water in water pump installation cavity 9 to ooze Entering in bearing block 8 hole, should arrange sealing structure (such as sealing ring etc.) between water pump installation cavity 9 and bearing block 8 hole, this is existing skill Art, is not repeated.

In the present embodiment, described case lid 14 inner face is fixed with the tubaeform refluence cover 13 corresponding with water inlet 12, flows backwards The cooling water flowing into water inlet 12 can be guided to engine oil container or oil filter by cover 13, just enables cooling water Spray well in engine oil container or oil filter surface, it addition, the trumpet-shaped cover 13 that flows backwards can be effectively improved the stream of cooling water Speed, increases the spraying range of cooling water, improves the flow velocity cooling down water in cooling water tank simultaneously, improve the cooling of machine oil further Efficiency.

Finally illustrating, above example is only in order to illustrate the technical solution of the utility model and unrestricted, although ginseng According to preferred embodiment, this utility model is described in detail, it will be understood by those within the art that, can be to this The technical scheme of utility model is modified or equivalent, without deviating from objective and the model of technical solutions of the utility model Enclosing, it all should be contained in the middle of right of the present utility model.

Claims (8)

1. an engine housing with machine oil cooling water tank, it is characterised in that: include box-like body and be arranged at described case This external use of body is in accommodating coolant the machine oil cooling water tank cooling down machine oil.

The engine housing with machine oil cooling water tank the most according to claim 1, it is characterised in that: described machine oil cools down Water tank include fixing or be integrally formed in described box-like body outer and be positioned at the water tank bottom in the range of box-like body oil level and The case lid forming machine oil cooling water tank is fastened with described water tank bottom.

The engine housing with machine oil cooling water tank the most according to claim 2, it is characterised in that: described water tank bottom It is provided with the mounting seat for fixedly mounting oil filter or engine oil container；Machine oil in box-like body is by being arranged at water tank Oil-in and the oil-out of bottom flow through in mounting seat.

The engine housing with machine oil cooling water tank the most according to claim 3, it is characterised in that: described oil-out is high In described oil-in, and oil-in is fixed or is formed with conduit.

The engine housing with machine oil cooling water tank the most according to claim 2, it is characterised in that: described case lid is provided with It is provided with valve housing with in the water inlet of machine oil cooling water tank inner space and outlet, and water inlet.

The engine housing with machine oil cooling water tank the most according to claim 5, it is characterised in that: in described case lid also Being provided with the cooling water channel extended from top to bottom, described cooling water channel is connected with described water inlet and outlet by bypass.

The engine housing with machine oil cooling water tank the most according to claim 5, it is characterised in that: in described case lid also It is provided with the water pump installation cavity connected with cooling water channel；The outer wall of described machine oil cooling water tank is formed with and turns for supporting water pump The bearing block of axle.

The engine housing with machine oil cooling water tank the most according to claim 5, it is characterised in that: described case lid is inner Face is fixed with the tubaeform kuppe corresponding with water inlet.