CN206583349U - Oil cooler - Google Patents

Abstract

The utility model is related to vehicular field, a kind of oil cooler is provided, wherein, oil cooler includes the first grease chamber, multiple radiating tubes of second grease chamber and the first grease chamber of connection and the second grease chamber, first grease chamber is provided with oil inlet and oil-out, oil cooler also includes being arranged on the temperature-sensing valve isolated chamber and be arranged in separate cavities room selectively connected with oil inlet and oil-out between oil inlet and oil-out, isolating chamber includes relative side wall, relative side wall has the through hole being correspondingly arranged, temperature-sensing valve includes housing and the valve element being movably disposed in housing, the both sides of housing are provided with the first through hole corresponding with through hole, valve element can to move between first position that the first through hole of both sides is connected and the second place for covering the first through hole.Oil cooler of the present utility model is integrated with temperature-sensing valve, without the single temperature-sensing valve of peripheral hardware and thus caused extra connection, so as to simplify structure and assembly technology and avoid risk of leakage caused by extra connection.

Description

Oil cooler

Technical field

The utility model is related to vehicle art field, more particularly to a kind of oil cooler.

Background technology

Oil cooler is used to cool down the fuel oil or machine oil of vehicle, for example, the lubricating oil of speed changer is cooled down, but When vehicle just starts in the winter time, carrying out cooling to lubricating oil will cause lubricating oil can not form oil film, so that insufficient lubrication. Therefore, it is generally necessary to increase temperature-sensing valve on the pipeline being connected with oil cooler, this temperature-sensing valve needs and pipeline and oil cooling Device is connected respectively, under the higher environment of oil pulse, the tie point due to additional, considerably increases the wind of fluid seepage Danger.

Utility model content

In view of this, the utility model is directed to a kind of oil cooler, and temperature-sensing valve is integrated in oil cooler, it is to avoid increase If connection with associated pipe and thus caused risk of leakage.

To reach above-mentioned purpose, what the technical solution of the utility model was realized in：

A kind of oil cooler, wherein, the oil cooler include the first grease chamber, the second grease chamber and connect first grease chamber and Multiple radiating tubes of second grease chamber, first grease chamber is provided with oil inlet and oil-out, and the oil cooler also includes being arranged on Isolating chamber with the selectively connection of the oil inlet and oil-out and be arranged on institute between the oil inlet and oil-out The temperature-sensing valve in separate cavities room is stated, the isolation chamber includes relative side wall, and the relative side wall has what is be correspondingly arranged Through hole, the temperature-sensing valve includes housing and the valve element being movably disposed in the housing, and the both sides of the housing are provided with The first through hole corresponding with the through hole, can be connected in first through hole for causing both sides first of the valve element Moved between the second place for putting and covering first through hole.

Preferably, the temperature-sensing valve includes bias piece, and the valve element includes may be removably coupled to one another and limiting for holding Receive low-temperature fusing material cavity cover piece and bottom lock tubular moving member, the bias piece be compressed in the housing and Between the bottom of the moving member, the low-temperature fusing material is set to fusing and volumetric expansion at 75 DEG C -85 DEG C.

Preferably, the temperature-sensing valve includes valve body, and the valve body includes being connected to the valve seat of the housing and is connected to institute The push rod of valve seat is stated, one end of the push rod is stretched into the cavity through the cover piece, the push rod stretches into the outer of part Side is coated with flexure strip, and the edge of the flexure strip is connected to the cover piece.

Preferably, the low-temperature fusing material is paraffin, and/or, the bias piece is spring.

Preferably, the cover piece is fixed on the housing.

Preferably, the oil cooler includes a pair of dividing plates, one end of the dividing plate extend in first grease chamber and with The inwall of first grease chamber limits the isolation chamber together.

Preferably, the dividing plate extends parallel to the radiating tube.

Preferably, the two ends of the dividing plate are individually fixed in first grease chamber and the second grease chamber, and the housing is fixed on The dividing plate.

Preferably, the oil inlet and oil-out are separately positioned on the two ends of first grease chamber, and the isolation chamber is set Put at the middle part of first grease chamber.

Preferably, the oil cooler is air-cooled oil cooler.

Relative to prior art, oil cooler described in the utility model has the advantage that：

By making valve element move between the first position and the second position, you can the break-make of the first grease chamber of control, so as to It is enough fluid is cooled down from oil inlet without radiating tube directly from oil-out discharge in the case where the first grease chamber is turned on, and can Discharged again from oil-out after fluid is cooled down from oil inlet through radiating tube in the case that the first grease chamber is blocked.It is of the present utility model Oil cooler is easily integrated with temperature-sensing valve, without the single temperature-sensing valve of peripheral hardware and thus caused extra connection, so as to simplify Structure and assembly technology, and avoid risk of leakage caused by extra connection.

Other features and advantages of the utility model will be described in detail in subsequent embodiment part.

Brief description of the drawings

Constitute a part of accompanying drawing of the present utility model to be used for providing further understanding to of the present utility model, this practicality is new The exemplary embodiment of type and its illustrate be used for explain the utility model, do not constitute to it is of the present utility model it is improper limit. In the accompanying drawings：

Fig. 1 is a kind of structural representation of embodiment of oil cooler of the present utility model；

Fig. 2 be Fig. 1 in temperature-sensing valve view；

Fig. 3 is the sectional view that line A-A is intercepted along along Fig. 2；

Fig. 4 is Fig. 1 top view；

Fig. 5 is the sectional view that line B-B is intercepted along along Fig. 4.

Description of reference numerals：

The grease chambers of 10- first, 11- oil inlets, 12- oil-outs, the grease chambers of 20- second, 30- radiating tubes, 40- temperature-sensing valves, 41- shells Body, the through holes of 411- first, 412- mounting holes, 42- valve elements, 421- cavitys, 422- cover pieces, 423- moving members, 43- valve bodies, 431- valve seats, 432- push rods, 433- flexure strips, 44- bias pieces, 50- dividing plates.

Embodiment

It should be noted that in the case where not conflicting, the spy in embodiment and embodiment in the utility model Levying to be mutually combined.

In the case where not making opposite explanation, the noun of locality used such as " upper and lower, left and right " typically refers to refer to the attached drawing institute The upper and lower, left and right shown；" inside and outside " refers to the inside and outside of the profile relative to each part in itself.

Below with reference to the accompanying drawings and combine embodiment and describe the utility model in detail.

The utility model provides a kind of oil cooler, wherein, the oil cooler include the first grease chamber 10, the second grease chamber 20 and Multiple radiating tubes 30 of the grease chamber 20 of the first grease chamber 10 and second are connected, first grease chamber 10 is provided with oil inlet 11 and gone out Hydraulic fluid port 12, the oil cooler also include being arranged between the oil inlet 11 and oil-out 12 with the oil inlet 11 and fuel-displaced The isolation chambers of the selectivity connection of mouth 12 and the temperature-sensing valve 40 being arranged in the separate cavities room, the isolation chamber include phase To side wall, the relative side wall has the through hole that is correspondingly arranged, and the temperature-sensing valve 40 includes housing 41 and movably set The valve element 42 in the housing 41 is put, the both sides of the housing 41 are provided with the first through hole 411 corresponding with the through hole, The valve element 42 can be in the first position and cover first through hole for make it that first through hole 411 of both sides is connected Moved between 411 second place.

By making valve element 42 move between the first position and the second position, you can the break-make of the first grease chamber 10 of control, from And fluid can be made to be cooled down directly from oil-out 12 without radiating tube 30 from oil inlet 11 in the case where the first grease chamber 10 is turned on Discharge, and can the first grease chamber 10 block in the case of make fluid from oil inlet 11 through radiating tube 30 cool down after again from fuel-displaced Mouth 12 is discharged.Oil cooler of the present utility model is easily integrated with temperature-sensing valve 40, leads without the single temperature-sensing valve of peripheral hardware and thus The extra connection caused, so as to simplify structure and assembly technology, and avoids risk of leakage caused by extra connection.

Wherein, temperature-sensing valve 40 can be arranged as required to as various appropriate forms, as long as can make valve element as needed 42 move between the first position and the second position.To meet during use in winter cooling is not provided in firm start to fluid Requirement, temperature-sensing valve 40 should be set to make in lower temperature valve element 42 to be located at first position and make valve element 42 in higher temperature Positioned at the second place.

For ease of realizing that above-mentioned different temperatures bottom spool 42 is located at the purpose of diverse location, it is preferable that such as Fig. 2 to Fig. 5 institutes Show, the temperature-sensing valve 40 includes bias piece 44, the valve element 42 includes may be removably coupled to one another and limiting for accommodating low temperature The moving member 423 of the cover piece 422 of the cavity 421 of fusing material and the tubular of bottom lock, the bias piece 44 is compressed in described Between the bottom of housing 41 and the moving member 423, the low-temperature fusing material is set to start fusing at 75 DEG C -85 DEG C simultaneously Volumetric expansion.Wherein, push rod 432 can be connected to valve seat 431 by appropriate mode, for example, can be set on valve seat 431 Slot, one end of push rod 432 is inserted and positioned in slot.

Melted when low-temperature fusing material is set at 80 DEG C and exemplified by volumetric expansion：Fluid in the first grease chamber 10 Temperature when being less than 80 DEG C, valve element 42 is located at first position, so as to allow fluid to be cooled down without radiating tube 30, but from oil inlet 11 enter and are directly discharged from oil-out 12 so that fluid keeping temperature；When the temperature of the fluid in the first grease chamber 10 reaches 80 DEG C when, low-temperature fusing material fusing and volumetric expansion in cavity, so as to promote moving member 423 to be moved to the away from cover piece 422 Two positions simultaneously cover the first through hole 411 by moving member 423.Wherein, fluid is low into cavity 421 by moving member 423 Warm fusing material heat transfer, for ease of conducting heat to improve the susceptibility of temperature-sensing valve 40, moving member 423 can be formed as bottom lock Cylindrical shape.In addition, when oil liquid temperature declines again, the volume contraction of low-temperature fusing material, moving member 423 can pass through bias Part 44 returns to first position.

Wherein, according to required fusion temperature, appropriate low-temperature fusing material can be selected.For example, in said temperature model In enclosing, the low-temperature fusing material includes paraffin.The composition of the regulation fusing point different by being added in paraffin, can make low temperature Corresponding temperature is different when fusing material is completely melt, so as to make moving member 423 be moved to the second place at different temperatures.

In addition, to realize above-mentioned reset response, bias piece 44 can be that can provide the various of restoring force to moving member 423 Appropriate format, for example, can be spring.

In addition, reaching the effect for promoting moving member 423 for the expansion by low-temperature fusing material, cold melt is preferably concentrated Active force produced by the expansion of material.Therefore, as shown in Figure 3 and Figure 5, the valve body 43 includes being connected to the housing 41 Valve seat 431 and the push rod 432 for being connected to the valve seat 431, described in one end of the push rod 432 is stretched into through the cover piece 422 In cavity 421, stretching on the outside of part for the push rod 432 is coated with flexure strip 433, the edge connection of the flexure strip 433 In the cover piece 422.Thus, when low-temperature fusing material fusing and volumetric expansion, active force will be applied to flexure strip 433, led Flexure strip 433 is caused to deform, so that the volumetric expansion of low-temperature fusing material is with the shifting perpendicular to moving member 423 of flexure strip 433 The surface in dynamic direction applies active force for contact surface, has concentrated the promotion effect of the active force, it is ensured that moving member 423 can overcome The restoring force of bias piece 44 is moved into place.Wherein, flexure strip 433 can be the various material systems suitable for deforming under pressure Into such as rubber.For ease of being assembled with preparation, flexure strip 433 can be circle.

To ensure that the fusing and volumetric expansion of low-temperature fusing material enable to moving member 423 to be moved relative to cover piece 422 To the second place for covering the first through hole 411, the thrust of above-mentioned expansion is preferably set to be completely used for the movement of moving member 423.For This, can fix cover piece 422.For example, the cover piece 422 can be fixed on the housing 41.

In the utility model, isolation chamber can be single housing form, can also utilize the inwall of the first grease chamber 10 Formed.To simplify structure, it is preferable that the oil cooler includes a pair of dividing plates 50, one end of the dividing plate 50 extends to described the Limit in one grease chamber 10 and together with the inwall of first grease chamber 10 the isolation chamber.

Preferably, as shown in figure 1, the dividing plate 50 extends parallel to the radiating tube 30, so that valve element 42 is along parallel In the break-make of i.e. controllable first grease chamber 10 of the direction movement of radiating tube 30.It is of course also possible to make dividing plate 50 favour radiating tube 30 extensions, but in requisition for the position of the first through hole 411 of adjustment and increase the displacement of valve element 42.

To provide stable installation, the two ends of the dividing plate 50 are individually fixed in the grease chamber of the first grease chamber 10 and second 20, thus, dividing plate 50 can also connect the first grease chamber 10 and the second grease chamber 20 as reinforcing plate.In addition, in this case, every Plate 50 results in stable installation, thus can as other associated components installation foundation, for example can be by temperature-sensing valve 40 It is installed on dividing plate 50.Specifically, the housing 41 can be made to be fixed on the dividing plate 50, for example, can pass through the He of mounting hole 412 Housing 41 is fixed on dividing plate 50 by corresponding connector.

Furthermore it is preferred that as shown in figure 1, the oil inlet 11 and oil-out 12 are separately positioned on first grease chamber 10 Two ends, the isolation chamber is arranged on the middle part of first grease chamber 10, to make full use of radiating tube 30 to provide radiating.Tool Body, as shown in figure 1, when valve element 42 is moved to the second place, the fluid from the entrance of oil inlet 11 is positioned at the first grease chamber 10 Middle part isolation chamber at be obstructed and can only be between isolation chamber and oil inlet 11 (the i.e. first half in Fig. 1 of radiating tube 30 The radiating tube 30 divided) it flow to the second grease chamber 20.In the presence of oil liquid pressure, fluid equably from isolation chamber and can enter Multiple radiating tubes 30 between hydraulic fluid port 11 flow to the second grease chamber 20, so as to pass through multiple Homogeneouslly-radiatings of radiating tube 30.Then, enter The fluid of second grease chamber 20 converge with the corresponding medium position of isolation chamber and while the flowing underneath into Fig. 1 equably The first grease chamber 10 is flow to through multiple radiating tubes 30 (i.e. the radiating tube 30 of the latter half in Fig. 1) on the downside of the medium position.Therefore, The flowing stroke of radiating tube 30 can be flowed through by roundabout flowing increase fluid, radiating effect is improved.

In the utility model, oil cooler can be various appropriate types, for example, air-cooled oil cooler.

In the utility model, oil cooler can be used for various appropriate positions on vehicle, cold to be carried out to fuel oil or machine oil But.For example, for the lubricating oil of speed changer cooling effect can be provided by oil cooler of the present utility model.Therefore, oil cooler Oil inlet 11 and oil-out 12 are respectively connecting to the lubricating oil outlet and lubricating oil inlet of speed changer.Thus, it is possible to by integrated Temperature-sensing valve 40 the temperature of the lubricating oil of speed changer reach needed for temperature when make valve element 42 be moved to the second place and to speed change The lubricating oil of device provides cooling effect, it is ensured that the normal operation of speed changer.

The foregoing is only better embodiment of the present utility model, not to limit the utility model, it is all Within spirit and principle of the present utility model, any modification, equivalent substitution and improvements made etc. should be included in this practicality new Within the protection domain of type.

Claims (10)

1. a kind of oil cooler, it is characterised in that the oil cooler includes the first grease chamber (10), the second grease chamber (20) and connection institute Multiple radiating tubes (30) of the first grease chamber (10) and the second grease chamber (20) are stated, first grease chamber (10) is provided with oil inlet (11) With oil-out (12), the oil cooler also include be arranged between the oil inlet (11) and oil-out (12) with the oil-feed Mouth (11) and oil-out (12) the selectivity isolation chamber connected and the temperature-sensing valve (40) being arranged in the separate cavities room, institute Stating isolation chamber includes relative side wall, and the relative side wall has the through hole being correspondingly arranged, and the temperature-sensing valve (40) includes Housing (41) and the valve element (42) being movably disposed in the housing (41), the both sides of the housing (41) are provided with and institute Corresponding first through hole (411) of through hole is stated, the valve element (42) can cause first through hole (411) of both sides even Moved between logical first position and the second place for covering first through hole (411).

2. oil cooler according to claim 1, it is characterised in that the temperature-sensing valve (40) includes bias piece (44), described Valve element (42) includes the cover piece (422) that may be removably coupled to one another and limit the cavity (421) for accommodating low-temperature fusing material With the moving member (423) of the tubular of bottom lock, the bias piece (44) is compressed in the housing (41) and the moving member (423) between bottom, the low-temperature fusing material is set to fusing and volumetric expansion at 75 DEG C -85 DEG C.

3. oil cooler according to claim 2, it is characterised in that the temperature-sensing valve (40) includes valve body (43), the valve Body (43) includes the valve seat (431) for being connected to the housing (41) and the push rod (432) for being connected to the valve seat (431), described One end of push rod (432) stretched into the cavity (421) through the cover piece (422), and the push rod (432) stretches into part Outside is coated with flexure strip (433), and the edge of the flexure strip (433) is connected to the cover piece (422).

4. oil cooler according to claim 2, it is characterised in that the low-temperature fusing material includes paraffin, and/or Person, the bias piece (44) is spring.

5. oil cooler according to claim 2, it is characterised in that the cover piece (422) is fixed on the housing (41).

6. the oil cooler according to any one in claim 1-5, it is characterised in that the oil cooler includes a pair of dividing plates (50), one end of the dividing plate (50) is extended in first grease chamber (10) and together with the inwall of first grease chamber (10) Limit the isolation chamber.

7. oil cooler according to claim 6, it is characterised in that the dividing plate (50) is prolonged parallel to the radiating tube (30) Stretch.

8. oil cooler according to claim 7, it is characterised in that the two ends of the dividing plate (50) are individually fixed in described One grease chamber (10) and the second grease chamber (20), the housing (41) are fixed on the dividing plate (50).

9. oil cooler according to claim 1, it is characterised in that the oil inlet (11) and oil-out (12) are set respectively At the two ends of first grease chamber (10), the isolation chamber is arranged on the middle part of first grease chamber (10).

10. oil cooler according to claim 1, it is characterised in that the oil cooler is air-cooled oil cooler.