CN209896179U

CN209896179U - Liquid cooling radiator

Info

Publication number: CN209896179U
Application number: CN201920685970.8U
Authority: CN
Inventors: 夏波涛
Original assignee: Zhejiang Xiangbo Cooling System Co Ltd
Current assignee: Zhejiang Xiangbo Cooling System Co Ltd
Priority date: 2019-05-14
Filing date: 2019-05-14
Publication date: 2020-01-03
Anticipated expiration: 2029-05-14

Abstract

The utility model relates to a liquid cooling radiator, which comprises a shell and a cooling mechanism; cooling body sets up in the casing, and cooling body includes: the pressing plate is provided with a water inlet and a water outlet; the top plate is arranged in parallel with the pressing plate and communicated with the pressing plate; the bottom plate is arranged in parallel with the pressing plate; the supporting plate is arranged in parallel with the pressing plate, and the pressing plate, the top plate, the bottom plate and the supporting plate are sequentially arranged in sequence; the heat dissipation plate is positioned between the top plate and the bottom plate, a first flow choking part and a second flow choking part are arranged in the middle of the heat dissipation plate, and the first flow choking part and the second flow choking part are combined to form a flow choking channel; the utility model discloses a choke passageway that first choked flow piece and the combination of second choked flow piece that set up in turn formed for coolant liquid can be even and abundant flow in the heating panel, reinforcing heat-sinking capability, thereby improve heat exchange efficiency.

Description

Liquid cooling radiator

Technical Field

The utility model relates to a cooling system technical field specifically is a liquid cooling radiator.

Background

The existing battery cooler is mainly applied to a battery thermal management system, and the working principle of the battery cooler is that the cooling liquid is directly cooled through the liquid-vapor state change of a cooling medium, and the heat of a battery is absorbed through the cooling liquid, so that the purpose of refrigeration is achieved. The structure of the existing cooler is single, the structure of the internal flow channel of the cooler is single, the structure is single-stroke, the flow of the refrigerant and the working fluid is short, the refrigerant can not transmit effective refrigerating capacity to one side of the cooling liquid, and the heat exchange effect is poor. Some battery coolers improve the heat exchange effect by increasing the number of the heat exchange plates in the inner cavity, but the increase of the number of the plates and the heat exchange amount cannot achieve a direct ratio, and an ideal heat exchange effect cannot be achieved.

Because the existing battery cooler has lower thermal power under the existing volume and weight, and the new energy electric vehicle mainly develops towards light weight at the present stage, the smaller the volume and the lighter the weight are, the better the parts used on the vehicle are on the premise of ensuring safety and performance, and the existing battery cooler obviously cannot meet the production requirements of the new energy vehicle.

In the utility model with application number CN201820749269.3, a water cooler is disclosed, which comprises a cooler housing, wherein the upper end of one side of the cooler housing is provided with a coolant inlet and a coolant outlet, the lower end of the other side is provided with a coolant inlet and a coolant outlet, the cooler shell is divided into a plurality of refrigerant diversion cavities and cooling liquid diversion cavities which are alternately arranged by the heat conduction sheet, the heat conduction sheet is provided with a first through hole, a second through hole, a third through hole and a fourth through hole which are opposite to the positions of a refrigerant inlet, a refrigerant outlet, a cooling liquid inlet and a cooling liquid outlet, the refrigerant diversion cavities are communicated with the first through hole and the second through hole, a coolant partition part is arranged between the coolant guide cavity and the third through hole and the coolant guide cavity between the coolant guide cavity and the second through hole, the coolant guide cavity is communicated with the third through hole and the fourth through hole, and a coolant partition part is arranged between the coolant guide cavity and the first through hole and between the coolant guide cavity and the second through hole, and a coolant guide part is arranged between the coolant guide cavity and the third through hole and between the coolant guide cavity and the fourth through hole.

Above-mentioned utility model although increased refrigerant and coolant liquid dwell time in the cooler, however, in the in-service use process, refrigerant and coolant liquid are at U type circulation in-process, and refrigerant and coolant liquid are very fast at the flow of U type opening part position, and refrigerant and coolant liquid at U type bottom position flow slowly, cause the inhomogeneous condition of heat dissipation easily, influence the radiating quality.

SUMMERY OF THE UTILITY MODEL

To above problem, the utility model provides a liquid cooling radiator, its choke channel that forms through the combination of the first choked flow piece that sets up in turn and second choked flow piece for coolant liquid can be even and abundant flow in the heating panel, has solved the uneven technical problem of heat dissipation in the above-mentioned utility model heating panel, reinforcing heat-sinking capability, thereby improves heat exchange efficiency.

In order to achieve the above object, the utility model provides a following technical scheme:

a liquid-cooled radiator includes a housing and a cooling mechanism; the cooling body sets up in the casing, the cooling body includes:

the pressing plate is provided with a water inlet and a water outlet;

the top plate is arranged in parallel with the pressing plate and communicated with the pressing plate;

the bottom plate is arranged in parallel with the pressing plate;

the supporting plate is arranged in parallel with the pressing plate, and the pressing plate, the top plate, the bottom plate and the supporting plate are sequentially arranged in sequence; and

the heating panel, arbitrary adjacent the heating panel all laminates the setting, the heating panel with the clamp plate with the roof all communicates the setting, and this heating panel is located between roof and the bottom plate, this heating panel middle part is provided with first choked flow piece and second choked flow piece, first choked flow piece with the combination of second choked flow piece forms choked flow channel.

As an improvement, the water inlet is arranged at the lower part of the pressing plate, and the water outlet is arranged at the upper part of the pressing plate.

As an improvement, a first through hole corresponding to the water inlet position and a second through hole corresponding to the water outlet position are formed in the top plate.

As an improvement, the heat dissipation plate is further provided with a third through hole corresponding to the water inlet and a fourth through hole corresponding to the water outlet, and the first flow blocking piece and the second flow blocking piece are arranged between the third through hole and the fourth through hole.

As a modification, the first spoiler and the second spoiler are arranged in an array along the longitudinal direction of the heat dissipation plate, and the spoiler passages thereof are communicated with each other.

As an improvement, a flow blocking unit is arranged in the flow blocking channel and is uniformly distributed in the flow blocking channel.

As an improvement, the flow resisting unit is in a semicircular boss shape.

As a refinement, the flow blocking unit comprises:

the fixing piece is fixedly arranged on the heat dissipation plate; and

blades arranged in an array along a circumferential surface of the fixture.

The beneficial effects of the utility model reside in that:

(1) the utility model has the advantages that the flow blocking channel formed by the combination of the first flow blocking piece and the second flow blocking piece which are alternately arranged enables the cooling liquid to uniformly and sufficiently flow in the heat dissipation plate, thereby enhancing the heat dissipation capacity and improving the heat exchange efficiency;

(2) the utility model increases the stay time of the cooling liquid in the heat dissipation plate by arranging a plurality of groups of first choked flow parts and second choked flow parts in an array, thereby improving the heat exchange efficiency;

(3) the flow blocking unit of the utility model is arranged into a semicircular boss shape, so that the overall flow velocity of the cooling liquid in the heat dissipation plate is reduced, the retention time of the cooling liquid in the heat dissipation plate is increased, and the heat exchange efficiency is further improved;

(4) the utility model discloses the form of blade is set to through the choked flow unit for the further reduction of the whole velocity of flow of coolant liquid in the heating panel increases the dwell time of coolant liquid in the choked flow passageway, has further improved heat exchange efficiency.

To sum up, the utility model has the advantages of simple structure, increase coolant liquid dwell time, improve heat exchange efficiency.

Drawings

Fig. 1 is an exploded view of the present invention;

fig. 2 is a schematic structural view of the top plate of the present invention;

FIG. 3 is a schematic structural view of the heat dissipating plate of the present invention;

fig. 4 is a schematic structural diagram of a second embodiment of the present invention;

fig. 5 is a schematic structural diagram of a third embodiment of the present invention;

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

The first embodiment is as follows:

as shown in fig. 1, 2 and 3, a liquid-cooled heat sink includes a housing and a cooling mechanism 2, the cooling mechanism 2 being disposed in the housing, the cooling mechanism 2 including:

the water inlet 211 and the water outlet 212 are arranged on the pressing plate 21, the water inlet 211 is arranged at the lower part of the pressing plate 21, the water outlet 212 is arranged at the upper part of the pressing plate 21, the water inlet 211 is connected with the water inlet pipe 9, and the water outlet 212 is connected with the water outlet pipe 10;

the top plate 22, the said top plate 22 and the said pressing plate 21 are parallel to set up;

the bottom plate 23, the said bottom plate 23 and the said pressing plate 21 are set up parallelly;

the supporting plate 24 is arranged in parallel with the pressing plate 21, the top plate 22, the bottom plate 23 and the supporting plate 24 are sequentially arranged in sequence, and the supporting plate 24 is fixedly connected with the bottom plate 23 through a shock pad 3 and a screw 4; and

the heat dissipation plate 25 is attached to any adjacent heat dissipation plate 25, the heat dissipation plate 25 is communicated with the pressing plate 21 and the top plate 22, the heat dissipation plate 25 is located between the top plate 22 and the bottom plate 23, a first flow blocking part 251 and a second flow blocking part 252 are arranged in the middle of the heat dissipation plate 25, and the first flow blocking part 251 and the second flow blocking part 252 are combined to form a flow blocking channel 6.

Furthermore, the top plate 22 is provided with a first through hole 221 corresponding to the water inlet 211 and a second through hole 222 corresponding to the water outlet 212.

Further, the heat dissipation plate 25 is further provided with a third through hole 253 corresponding to the position of the water inlet 211 and a fourth through hole 254 corresponding to the position of the water outlet 212, and the first flow blocking element 251 and the second flow blocking element 252 are disposed between the third through hole 253 and the fourth through hole 254.

Note that the first choked flow elements 251 and the second choked flow elements 252 are arranged in an array along the longitudinal direction of the heat radiating plate 25, and the choked flow passages 6 thereof penetrate each other.

Further, a choke unit 61 is arranged in the choke passage 6, and the choke unit 61 is uniformly distributed in the choke passage 6.

In this embodiment, the choked flow passageway that first choked flow piece and the combination of second choked flow piece that set up in turn formed for coolant liquid can be even and abundant flow in the heating panel, reinforcing heat-sinking capability, simultaneously, sets up first choked flow piece of multiunit and second choked flow piece through the array, has increased the dwell time of coolant liquid in the heating panel, thereby improves heat exchange efficiency.

Example two:

fig. 4 is a schematic structural diagram of a second embodiment of a liquid-cooled heat sink according to the present invention; as shown in fig. 4, in which the same or corresponding components as those of the first embodiment are denoted by the same reference numerals as those of the first embodiment, only the points different from the first embodiment will be described below for the sake of convenience. The second embodiment is different from the first embodiment shown in fig. 1 in that:

as shown in fig. 4, the choke unit 61 is shaped like a semicircular boss.

It should be noted that, in this embodiment, the flow blocking unit reduces the overall flow velocity of the cooling liquid in the heat dissipation plate by being arranged in a semicircular boss shape, so as to increase the residence time of the cooling liquid in the heat dissipation plate and improve the heat exchange efficiency.

Example three:

fig. 5 is a schematic structural diagram of a second embodiment of a liquid-cooled heat sink according to the present invention; as shown in fig. 5, in which the same or corresponding components as those of the first embodiment are denoted by the same reference numerals as those of the first embodiment, only the points different from the first embodiment will be described below for the sake of convenience. The second embodiment is different from the first embodiment shown in fig. 1 in that:

as shown in fig. 5, the choke unit 61 includes:

a fixing member 611, the fixing member 611 being fixedly provided on the heat dissipation plate 25; and

blades 612, the blades 612 being arranged along the circumferential surface array of the holder 611.

It should be noted that, in this embodiment, the flow blocking unit and the heat dissipation plate are formed by integral press, and the flow blocking unit is in the form of a blade, and meanwhile, the flow blocking unit is uniformly distributed in the flow blocking passage, so that the overall flow velocity of the cooling liquid in the heat dissipation plate is further reduced, the retention time of the cooling liquid in the flow blocking passage is further increased, and the heat exchange efficiency is further improved.

The working process is as follows:

the cooling liquid enters the heat dissipation plate 25 from the lower part of the pressing plate 21 through the water inlet 211, flows to the upper part of the heat dissipation plate 25 from the lower part of the heat dissipation plate 25 along the flow blocking passage 6 in the heat dissipation plate 25, and then flows out from the water outlet 212 on the upper part of the pressing plate 21, and meanwhile, the flow blocking unit 61 is additionally arranged in the flow blocking passage 6, so that the retention time of the cooling liquid in the heat dissipation plate 25 is prolonged, and the heat exchange efficiency is improved.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. A liquid-cooled radiator comprising a housing and a cooling mechanism (2), the cooling mechanism (2) being disposed in the housing, characterized in that the cooling mechanism (2) comprises:

the water-saving device comprises a pressing plate (21), wherein a water inlet (211) and a water outlet (212) are formed in the pressing plate (21);

the top plate (22), the said top plate (22) and the said pressing plate (21) are parallel to each other, the said top plate (22) and the said pressing plate (21) are connected;

the bottom plate (23), the said bottom plate (23) and the said pressing plate (21) are parallel to set up;

the supporting plate (24), the said supporting plate (24) and the said pressing plate (21) are set up parallelly; the pressing plate (21), the top plate (22), the bottom plate (23) and the supporting plate (24) are sequentially arranged in sequence; and

the cooling plate (25) is attached to any adjacent cooling plate (25), the cooling plate (25) is communicated with the pressing plate (21) and the top plate (22), the cooling plate (25) is located between the top plate (22) and the bottom plate (23), a first flow blocking piece (251) and a second flow blocking piece (252) are arranged in the middle of the cooling plate (25), and the first flow blocking piece (251) and the second flow blocking piece (252) are combined to form a flow blocking channel (6).

2. A liquid-cooled radiator according to claim 1, characterised in that the water inlet (211) is arranged at a lower portion of the pressure plate (21) and the water outlet (212) is arranged at an upper portion of the pressure plate (21).

3. The liquid-cooled radiator of claim 1, wherein the top plate (22) is provided with a first through hole (221) corresponding to the water inlet (211) and a second through hole (222) corresponding to the water outlet (212).

4. The liquid-cooled radiator according to claim 1, wherein the heat-dissipating plate (25) is further provided with a third through hole (253) corresponding to the position of the water inlet (211) and a fourth through hole (254) corresponding to the position of the water outlet (212), and the first flow-blocking member (251) and the second flow-blocking member (252) are disposed between the third through hole (253) and the fourth through hole (254).

5. A liquid-cooled heat sink according to claim 1, wherein the first flow blocking element (251) and the second flow blocking element (252) are arranged in an array along the length of the heat dissipating plate (25) with their flow blocking passages (6) communicating with each other.

6. A liquid-cooled radiator according to claim 4, characterized in that a flow blocking unit (61) is arranged in the flow blocking channel (6), and the flow blocking units (61) are uniformly distributed in the flow blocking channel (6).

7. A liquid-cooled radiator according to claim 6, characterised in that the flow-blocking units (61) are in the form of semicircular bosses.

8. A liquid-cooled radiator according to claim 6, characterised in that the flow-blocking unit (61) comprises:

a fixing member (611), wherein the fixing member (611) is fixedly arranged on the heat dissipation plate (25); and

blades (612), the blades (612) being arranged in an array along a circumferential surface of the fixture (611).