EP4646336A1 - Assemblage pour un module de gestion thermique - Google Patents
Assemblage pour un module de gestion thermiqueInfo
- Publication number
- EP4646336A1 EP4646336A1 EP23818051.7A EP23818051A EP4646336A1 EP 4646336 A1 EP4646336 A1 EP 4646336A1 EP 23818051 A EP23818051 A EP 23818051A EP 4646336 A1 EP4646336 A1 EP 4646336A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- support
- assembly
- degassing tank
- tank
- fluid
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
- B60H1/00—Heating, cooling or ventilating devices
- B60H1/00485—Valves for air-conditioning devices, e.g. thermostatic valves
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K11/00—Arrangement in connection with cooling of propulsion units
- B60K11/02—Arrangement in connection with cooling of propulsion units with liquid cooling
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
- F01P11/00—Component parts, details, or accessories not provided for in, or of interest apart from, groups F01P1/00 - F01P9/00
- F01P11/02—Liquid-coolant filling, overflow, venting, or draining devices
- F01P11/028—Deaeration devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
- F01P11/00—Component parts, details, or accessories not provided for in, or of interest apart from, groups F01P1/00 - F01P9/00
- F01P11/02—Liquid-coolant filling, overflow, venting, or draining devices
- F01P11/029—Expansion reservoirs
Definitions
- the present invention relates to an assembly for a thermal management module for a heat transfer fluid, in particular for a vehicle.
- the vehicle may be land, sea or air.
- the invention aims in particular at such an aim.
- the subject of the invention is thus an assembly, for a thermal management module of a heat transfer fluid, in particular for a vehicle, comprising:
- a degassing tank configured to allow the heat transfer fluid to undergo degassing making it possible to separate a gas, in particular air, present in the heat transfer fluid
- a support arranged to carry at least one component with a fluidic function such as a pump or a valve, assembly in which the tank is mounted on the support in a removable manner.
- the degassing tank allows heat transfer fluid loaded with air bubbles to be freed from air bubbles before joining a heat transfer fluid cooling circuit. This allows the cooling circuit to function properly.
- the invention makes it possible to have an assembly which offers ease of maintenance due to the fact that the tank can be dismantled, separated from the support for a maintenance operation, for example with a view to changing the heat transfer fluid of the thermal management module .
- the invention also makes it possible to have a grouping of several fluidic functions of a heat pump, here a grouping of the degassing tank function and support of additional fluidic functions.
- the invention makes it possible in particular to avoid having to resort to additional tubing/pipes to fluidly connect different components together. These fluidic connections are made directly by channels formed on the support.
- the invention makes it possible in particular to reduce costs because the invention makes it possible to do without numerous pipes to connect the components.
- the invention thus makes it possible to reduce the space occupied by the assembly, which makes it possible to reduce its overall size.
- the invention makes it possible to reduce the bulk of all of its components, in particular of the various heat transfer fluid circuits.
- the assembly according to the invention forms a compact module which is part of the heat pump.
- the degassing tank comprises at least one removable fixing member configured to hold this degassing tank against the support, and allow its dismantling.
- the removable fastening member comprises at least one latching member configured to cooperate by snapping with a complementary latching member on a base.
- This base can be part of the support which carries the component with fluidic function or, alternatively, be a separate part assembled with the support.
- the latching member comprises at least one elastically deformable tab with a hooking head configured to cooperate with the complementary latching member when the latching is carried out .
- the number of elastically deformable legs can be two or more.
- the complementary latching member can be formed on a plate formatting the support.
- This complementary latching member is for example an opening into which an elastically deformable tab of the degassing tank can be inserted in order to ensure latching. This opening has for example a rectangular, or circular or oblong section.
- the tank is mounted on the support in a removable manner using at least one mounting member distinct from the degassing tank and the support, this mounting member being by example a screw or a bolt.
- the degassing tank is closed by a cover resting against an annular rim of the degassing tank.
- the annular rim of the degassing tank is planar, being in particular rectangular in circumference.
- the cover is a part attached to the degassing tank, and is fixed there, for example by welding.
- the cover comprises a removable cap cooperating with a degassing port of the tank. You can fill the fluid reservoir through this mouth.
- the degassing tank has two side walls facing each other and a bottom wall opposite the cover.
- the degassing tank is of variable depth, with this depth being maximum in the part of the cavity which opens onto a fluidic connection tip.
- the depth of the cavity is the distance measured between the plane of the annular rim of the cavity and the bottom wall of this cavity, in a direction perpendicular to this plane of the rim annular cavity.
- the bottom wall of the tank has a bottom portion of shallow depth, closer to the cover, and a bottom portion of great depth, further from the cover.
- the removable fixing member is formed on one of the walls of the tank.
- the removable fixing member can be formed on the bottom wall of the tank, on the shallow bottom portion.
- the removable fixing member is formed on the bottom wall of the tank, on the very deep bottom portion.
- the removable fixing member is formed on one of the flat side walls of the tank.
- the support comprises a first plate and a second plate assembled with one another to define at least one channel for the flow of the heat transfer fluid.
- the channel is formed by a first surface of the first plate and a second surface of the second plate, these surfaces being joined and together forming a circumference of the channel.
- one of these surfaces is formed in a cavity of the corresponding plate.
- the first plate and second plate are joined along a joint plane.
- the support comprises a seat on which the degassing tank rests.
- the seat comprises a support face provided with a connection orifice communicating a channel of the support with an interior volume of the degassing tank.
- the support face of the seat on which the degassing tank rests is substantially concave with a concavity directed towards the degassing tank.
- the seat is connected to the first and second plates forming the channels, in particular in a perpendicular manner.
- the degassing tank comprises a fluid connection tip, in particular made in one piece with the rest of the degassing tank, and configured to engage in the orifice connection of the support seat.
- the fluidic connection tip has a substantially cylindrical shape.
- a seal in particular annular, is interposed between this fluid connection tip and the connection orifice of the support.
- the degassing tank comprises a non-return valve configured so as to prevent a possible return of heat transfer fluid through the fluidic connection tip.
- the degassing tank comprises a purge element configured to allow its purging, in particular when the degassing tank is dismantled.
- the support carries at least one pump, in particular two pumps, in particular three pumps, in particular with a submerged rotor.
- the pump rotors are parallel.
- the pump comprises a volute formed on the support, in particular on at least one of the plates forming the support.
- the inlet and/or outlet of fluid, in particular in communication with the volute, of the pump is produced directly on the support, in particular on at least one of the support plates.
- the support carries at least one valve having a valve body formed at least partially on the support, in particular on at least one of the plates forming the support.
- the valve is a 2-way, 3-way or 4-way valve.
- the degassing tank is provided with a first closing device configured to pass alternately from a closed state to an open state, where, in the closed state, the first closing device prevents fluid contained in the degassing tank from flowing through this first closing device, and, in the open state, the first closing device is configured to allow fluid to pass through through this first shutter device.
- the support is provided with a second shutter device configured to pass alternately from a closed state to an open state, where, in the closed state, the second device The shutter prevents fluid contained in the support from flowing through this second shutter device, and, in the open state, the second shutter device is configured to allow fluid to pass through this second shutter device. obturation.
- the degassing tank is made of plastic or metal.
- the support is made of plastic or metal.
- fluid function we mean a function participating in the operation of the assembly, for example chosen to act on the flow of a heat transfer fluid or to measure a parameter linked to the fluid or its flow in channels .
- the component with a fluidic function is chosen from the following elements:
- a heat transfer fluid orientation valve in particular a multi-port valve
- condensation exchanger in particular a water condenser
- a cooling exchanger in particular a water cooler
- a filter for filtering particles present in the heat transfer fluid, in particular a dielectric fluid a filter for filtering particles present in the heat transfer fluid, in particular a dielectric fluid.
- the pump is actuated by an electric motor.
- the heat transfer fluid is a cooling fluid such as water, in particular glycol water.
- the heat transfer fluid is chosen from: a dielectric fluid, a refrigerant fluid such as R134a, R1234yf or R744.
- the invention also relates to a heat pump, in particular on-board a vehicle, comprising an assembly as described above, dedicated to a circuit for the heat transfer fluid.
- Figure 7 illustrates, schematically and partially, in perspective, the reservoir of the assembly of [Figure 1];
- FIG. 10 illustrates, schematically and partially, in perspective, a support to be assembled with the degassing tank of [Figure 9];
- FIG. 13 illustrates, schematically and partially, in perspective, a support to be assembled with the degassing tank of [Figure 12]
- FIG. 14 illustrates, schematically and partially, a second device for closing the support according to a variant of the invention
- Figures 1 and 2 show an assembly 1 for a module 100 for thermal management of a heat transfer fluid, comprising:
- degassing tank 10 configured to allow the heat transfer fluid to undergo degassing making it possible to separate a gas, in particular air, present in the heat transfer fluid, - a support 50 arranged to carry components with a fluidic function, as will be described below.
- the tank 10 is mounted on the support 50 in a removable manner so as to be able to separate them during a maintenance operation.
- thermal management module 100 It is advantageous for the thermal management module 100 to be compact.
- the heat transfer fluid can be glycol water.
- the degassing tank 10 comprises a removable fixing member 11 configured to hold this degassing tank 10 against the support 50, and allow its disassembly.
- the removable fixing member 11 is a latching member configured to cooperate by latching with a complementary latching member on a base 40 (dotted on the figure 8).
- This base 40 can be part of the support 50 or be a separate part assembled with the support 50.
- a more detailed example of the snap-fastening system is described with reference to Figures 9 to 11.
- the latching member 11 comprises elastically deformable tabs 12, each with a hooking head 14 configured to cooperate with the complementary latching member when the latching is carried out.
- the degassing tank 10 is closed by a cover 15 resting against an annular rim 16, which delimits an opening of the degassing tank 10.
- This annular rim 16 of the degassing tank 10 is planar, having a rectangular circumference.
- the cover 15 is a part attached to the degassing tank 10, and is fixed there, for example by welding.
- the cover 15 includes a removable cap 17 cooperating with a degassing mouth 18 of the tank 10.
- the reservoir can be filled with fluid through this mouth 18.
- the degassing tank 10 has two flat side walls 19 which face each other and a bottom wall 20 opposite the cover 15.
- the degassing tank 10 has an interior cavity 23 of variable depth, with this depth being maximum in the part of the cavity which opens onto a fluidic connection tip 22.
- the depth of the cavity 23 is the distance measured between the plane of the annular rim 16 and the bottom wall 20 of this cavity 23, in a direction perpendicular to this plane of the annular rim 16.
- the bottom wall 20 of the tank 10 has a bottom portion of shallow depth 24, closer to the cover 15, and a bottom portion of great depth 25, further from the cover 15.
- the bottom portion of great depth 25 has a concave shape of concavity directed towards the cavity 23.
- the removable fixing member 11 is formed on a wall of the tank 10.
- the removable fixing member 11 is formed on the exterior of the bottom wall 20 of the tank, on the shallow bottom portion 24.
- the removable fixing member 11 can be formed on one of the flat side walls 19 of the tank 10.
- the support 50 comprises a first plate 51 and a second plate 52 assembled with one another to define channels 53 for the flow of the heat transfer fluid.
- Some of the channels 53 are each formed by a first surface 54 of the first plate 51 and a second surface 55 of the second plate 52, these surfaces being joined and together forming a circumference of the channel 53.
- the first plate and second plates 51 and 52 are joined along a joint plane PJ.
- the support 50 includes a seat 60 on which the degassing tank 10 rests.
- the seat 60 comprises a support face 61 provided with a connection orifice 62 communicating a channel 53 of the support 50 with an interior volume of the degassing tank 10.
- the support face 61 of the seat 60 on which the degassing tank 10 rests is substantially concave with a concavity directed towards the degassing tank 10.
- the seat 61 connects to the first and second plates 51 and 52 in a perpendicular manner.
- the degassing tank 10 includes the fluidic connection tip 22, made in one piece with the rest of the degassing tank 10, and configured to engage in the connection orifice 62 of the seat 60.
- the fluidic connection end 22 has a substantially cylindrical shape.
- An annular seal 65 is interposed between this fluid connection end 22 and the connection orifice 62 of the support.
- the degassing tank 10 includes a non-return valve 66 configured so as to prevent a possible return of heat transfer fluid through the fluidic connection end 22.
- the degassing tank 10 comprises a purge element 67 configured to allow it to be purged, when the degassing tank is dismantled.
- the support 50 carries two submerged rotor pumps 70.
- Each pump 70 comprises a volute 71 formed on the support 50, on the plate 51.
- the inlet and outlet of fluid 72, in communication with the volute 71, of the pump 70 are produced directly on the support, on the plate 51.
- the support 50 carries a valve 75 having a valve body 76 formed on the support 50, with the plate 51.
- the valve body 76 includes several fluid connection tubes.
- This valve 75 is a multi-port valve.
- the degassing tank 10 is made of plastic or metal.
- Plates 51 and 52 are made of plastic or metal.
- the degassing tank 10 comprises two latching lugs 80, arranged in parallel and with a spacing between them, on the bottom wall 20. These latching lugs 80 are made in one piece. holding with the bottom wall 20.
- the latching tabs 80 are each provided with a hooking head
- the complementary latching member is an aperture
- This opening 85 in which an elastically deformable tab 80 of the degassing tank 10 is inserted in order to ensure snap-in operation.
- This opening 85 here has a rectangular section defined by a U-shaped wall formed on the plate 87 of the support 50. These U-shaped walls are adjacent to reinforcing ribs 88 present under a base 89 made in one piece with the plate 87 The degassing tank 10 rests on this base 89 when the clipping is carried out, as illustrated in Figure 1 1.
- FIG. 12 There is shown in Figure 12 a first shutter device 90 belonging to the degassing tank 10 and configured to alternately pass from a closed state to an open state.
- the first closing device 90 prevents fluid contained in the degassing tank 10 from flowing through this first closing device 90.
- the first closing device 90 In the open state, the first closing device 90 is configured to pass fluid through this first closing device 90, to communicate the degassing tank 10 and a channel of the support 50.
- the first closing device 90 (in the closed state) makes it possible to keep the fluid in the degassing tank 10 during a dismantling operation separating the degassing tank from the support.
- the first shutter device 90 comprises a ball 91 movable in a housing 92 between a shutter position and an open position, and a spring 93 exerting on the ball 91 a force tending to return it to the position of shutter when the ball 91 moves away from the shutter position. In the closed position, the ball 91 prevents leaks of fluid contained in the degassing tank 10.
- the support 50 includes a needle 95 configured so that, when the degassing tank 10 is mounted on the support 50, this needle 95 presses on the ball 91 of the first shutter device 90 and brings the ball 91 into its open position, so that the first shutter device 90 goes into the open state. This makes the degassing function possible.
- a second shutter device 190 belonging to the support 50 configured to alternately pass from a closed state to an open state.
- the second shutter device 190 prevents fluid contained in the support 50 from flowing through this second shutter device 190.
- the second shutter device 190 is configured to let fluid pass through this second closing device 190, to communicate the degassing tank 10 and a channel of the support 50.
- the second closing device 190 (in the closed state) makes it possible to keep the fluid in the support 50 during a dismantling operation separating the degassing tank from the support.
- the second shutter device 190 comprises a ball 191 movable in a housing 192 between a shutter position and an open position, and a spring 193 exerting on the ball 191 a force tending to bring it back into the shutter position when the ball 191 moves away from the shutter position. In the closed position, the ball 191 prevents leaks of fluid contained in the support 50.
- the degassing tank 10 includes a needle 195 configured so that, when the degassing tank 10 is mounted on the support 50, this needle 195 presses on the ball 191 of the second degassing device. shutter 190 and brings the ball 191 into its open position, so that the second shutter device 190 goes into the open state. This makes the degassing function possible.
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- General Engineering & Computer Science (AREA)
- Transportation (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Filling Or Discharging Of Gas Storage Vessels (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
- Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR2300014A FR3144550B1 (fr) | 2023-01-02 | 2023-01-02 | Assemblage pour un module de gestion thermique |
| PCT/EP2023/084400 WO2024146731A1 (fr) | 2023-01-02 | 2023-12-05 | Assemblage pour un module de gestion thermique |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| EP4646336A1 true EP4646336A1 (fr) | 2025-11-12 |
Family
ID=85726659
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP23818051.7A Pending EP4646336A1 (fr) | 2023-01-02 | 2023-12-05 | Assemblage pour un module de gestion thermique |
Country Status (4)
| Country | Link |
|---|---|
| EP (1) | EP4646336A1 (fr) |
| CN (1) | CN120344420A (fr) |
| FR (1) | FR3144550B1 (fr) |
| WO (1) | WO2024146731A1 (fr) |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR3055926B1 (fr) * | 2016-09-15 | 2019-06-21 | Renault S.A.S | Agencement de fixation d'un reservoir de liquide dans un compartiment moteur d'un vehicule |
| FR3066587B1 (fr) * | 2017-05-19 | 2019-05-03 | Valeo Systemes Thermiques | Module de refroidissement et installation de gestion thermique equipee d'un tel module |
| FR3074842B1 (fr) * | 2017-12-13 | 2020-01-03 | Illinois Tool Works Inc | Reservoir de liquide a multiples compartiments pour un vehicule automobile |
| CN113733842B (zh) * | 2020-05-29 | 2024-04-16 | 比亚迪股份有限公司 | 集成式水壶组件及热管理系统 |
| US20240017605A1 (en) * | 2020-12-23 | 2024-01-18 | Zhejiang Sanhua Automotive Components Co., Ltd. | Fluid management apparatus and heat management system |
| CN113829832B (zh) * | 2021-09-27 | 2025-02-14 | 浙江吉利控股集团有限公司 | 热管理系统及车辆 |
-
2023
- 2023-01-02 FR FR2300014A patent/FR3144550B1/fr active Active
- 2023-12-05 WO PCT/EP2023/084400 patent/WO2024146731A1/fr not_active Ceased
- 2023-12-05 CN CN202380088595.8A patent/CN120344420A/zh active Pending
- 2023-12-05 EP EP23818051.7A patent/EP4646336A1/fr active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| CN120344420A (zh) | 2025-07-18 |
| FR3144550A1 (fr) | 2024-07-05 |
| WO2024146731A1 (fr) | 2024-07-11 |
| FR3144550B1 (fr) | 2025-10-24 |
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