CN218937109U

CN218937109U - Air-cooled heat exchanger

Info

Publication number: CN218937109U
Application number: CN202222042144.6U
Authority: CN
Inventors: 丁海胜; 杨磊; 黄宏飞
Original assignee: Laichuang Wuxi Cooling Equipment Technology Co ltd
Current assignee: Laichuang Wuxi Cooling Equipment Technology Co ltd
Priority date: 2022-08-04
Filing date: 2022-08-04
Publication date: 2023-04-28
Anticipated expiration: 2032-08-04

Abstract

The utility model discloses an air-cooled heat exchanger, which is applied to the technical field of cooling equipment, and has the technical scheme that: an air-cooled heat exchanger comprises a heat exchange base; the heat exchange base is fixedly provided with a heat exchange mechanism, a flow pipeline for flowing heat supply fluid is arranged in the heat exchange mechanism, the heat exchange mechanism comprises a plurality of heat dissipation assemblies which are detachably connected to the flow pipeline, and a fan assembly for driving air to flow through the heat exchange mechanism to realize heat exchange is fixedly arranged right above the heat exchange mechanism along the vertical direction; the method has the technical effects that: the heat exchange efficiency is high and the disassembly and the installation are convenient.

Description

Air-cooled heat exchanger

Technical Field

The utility model relates to the technical field of cooling equipment, in particular to an air-cooled heat exchanger.

Background

The air-cooled heat exchanger type device for transferring part of heat of hot fluid (such as oil, water and the like) to air serving as a cooling medium is widely applied to industries of engineering machinery, power, refrigeration, new energy and the like.

The conventional air-cooled heat exchanger is generally provided with a heat dissipation assembly inside the heat exchanger, and then a motor drives a fan to drive air serving as a cooling medium to blow from one side of the motor to the heat dissipation assembly, so that heat is taken out, and heat exchange is realized. However, in actual use, because sundries such as sand dust and dust are mixed in the air, the sundries can be adsorbed on the surface of the heat dissipation assembly after long-term use, so that the heat exchange efficiency is reduced.

Disclosure of Invention

The utility model aims to provide an air-cooled heat exchanger which has the advantages of high heat exchange efficiency and convenient disassembly and installation.

The technical aim of the utility model is realized by the following technical scheme: an air-cooled heat exchanger comprises a heat exchange base; the heat exchange base is fixedly provided with a heat exchange mechanism, a flow pipeline for flowing heat supply fluid is arranged in the heat exchange mechanism, the heat exchange mechanism comprises a plurality of heat dissipation assemblies which are detachably connected to the flow pipeline, and a fan assembly for driving air to flow through the heat exchange mechanism to realize heat exchange is fixedly arranged right above the heat exchange mechanism along the vertical direction.

Through the technical scheme, the flow pipeline for fluid flow is arranged in the heat exchange mechanism, the heat dissipation assembly which is detachably connected to the flow pipeline is arranged in the heat exchange mechanism, the heat dissipation assembly is independently arranged and is in split design with the flow pipeline, liquid in the flow pipeline flows through the heat dissipation assembly to cool through cold air driven by the fan assembly, and finally cold fluid is discharged from the heat dissipation assembly, when sundries or dust adhered to the heat dissipation assembly need to be cleaned, the heat dissipation assembly is only required to be directly detached and reinserted onto the flow pipeline after cleaning is completed, the disassembly and the installation are convenient, and meanwhile, due to the fact that the plurality of heat dissipation assemblies are designed, compared with the fact that only one heat dissipation assembly is arranged, heat can be fully discharged to the cold air, and the heat dissipation efficiency is improved.

The utility model is further provided with: the heat exchange mechanism comprises a heat exchange seat fixedly connected to the heat exchange base, a safety grid for preventing foreign matters from entering is arranged at the bottom end of the heat exchange seat, a plurality of inserting grooves are uniformly formed in one end of the heat exchange seat along the short side direction and used for accommodating the heat dissipation assembly, and the runner pipeline is fixedly arranged at the other end of the heat exchange seat away from the inserting groove opening.

Through above-mentioned technical scheme, set up safe grid at heat exchange seat bottom mounting, thereby avoid air or subaerial diameter great foreign matter to get into inside the heat transfer mechanism on the basis that does not influence the intake, evenly set up a plurality of grooves of inserting of setting along the horizontal direction at the heat exchange seat along the one end of minor face direction, the radiator unit inserts and establishes the connection in inserting and establish the inslot, thereby realize the dismouting of being convenient for, simultaneously also can guarantee the precision of radiator unit connection in the runner pipeline, set up the fixed one end that sets up slot groove notch was kept away from at the heat exchange seat of runner pipeline, thereby realize directly being connected with radiator unit when radiator unit inserts and establishes the inslot, need not to increase the step of connecting radiator unit and runner pipeline, promote the dismouting convenience.

The utility model is further provided with: the utility model discloses a heat dissipation assembly, including the heat exchange seat, the heat exchange seat is connected with the heat dissipation assembly, the runner pipe is including fixed set up in the inlet of heat exchange seat along long limit direction one side bottom and fixed set up in the liquid outlet of heat exchange seat opposite side bottom, the fixed a pair of vertical runner pipe that is equipped with along long limit direction in the heat exchange seat along long limit direction's both ends, respectively with the inlet reaches vertical runner pipe that the liquid outlet links to each other, evenly spaced fixedly connected with a plurality of horizontal runner pipes along vertical direction between the vertical runner pipe with the heat dissipation assembly is connected, the horizontal runner pipe be close to the one end of inlet is fixed be equipped with be used for to the heat dissipation assembly lets in the inlet of hot fluid, the horizontal runner pipe is close to the one end of liquid outlet is fixed be equipped with be used for will the process the cold fluid after the heat dissipation assembly cools off the outlet of heat dissipation assembly.

Through the technical scheme, the heat exchange seat is fixedly provided with the pair of vertical runner pipes which are arranged along the vertical direction at the two ends of the long side direction and are respectively connected with the liquid inlet and the liquid outlet, the plurality of horizontal runner pipes which are connected with the heat dissipation component are fixedly arranged between the vertical runner pipes along the vertical direction at uniform intervals, the hot fluid enters the vertical runner pipes through the liquid inlet and then dispersedly flows into the plurality of horizontal runner pipes and flows into the heat dissipation component through the liquid inlet which is fixedly arranged at the horizontal runner pipes and is close to one end of the liquid inlet, the hot fluid flows out of the horizontal runner pipes from the liquid outlet which is close to one end of the liquid outlet through the horizontal runner pipes after absorbing heat in the heat dissipation component, and the cold fluid in the plurality of horizontal runner pipes is collected and finally discharged from the liquid outlet at the other end of the vertical runner pipes.

The utility model is further provided with: the liquid inlet interface and the liquid outlet interface are fixedly provided with a switch valve for avoiding leakage of the hot fluid when the heat radiation component is not connected with the circulation pipeline.

Through above-mentioned technical scheme, fixed the setting ooff valve in inlet connection and play liquid interface department, when carrying out the dismantlement of radiator unit, in order to avoid needing to shut down and just can carry out the change of radiator unit, only need close the inlet connection and the play liquid interface that correspond radiator unit and connect when changing, after the installation accomplish open the ooff valve can, avoid leading to the heat exchanger downtime because of changing.

The utility model is further provided with: the heat dissipation assembly comprises an inserting plate which is inserted and connected in the inserting groove, a plurality of ventilation holes through which cooling air passes are uniformly formed in the inserting plate, and a plurality of heat dissipation fins which are uniformly arranged are fixedly arranged in the ventilation holes.

Through the technical scheme, the ventilation holes through which a plurality of cooling air passes are uniformly formed in the inserting plate, the plurality of uniformly arranged radiating fins are fixedly arranged in the ventilation holes, the radiating fins firstly absorb heat of hot fluid in the inserting plate, and then the cooling air passes through the ventilation holes to take away the heat of the radiating fins, so that the heat of the hot fluid is reduced, the heat exchange between the fluid and the air is realized, the structure is simple, and the heat exchange efficiency is high.

The utility model is further provided with: the insert plate is of a hollow structure, a circulation cavity for passing through heat supply fluid is formed in the insert plate, and a liquid inlet sleeve opening matched and connected with the liquid inlet interface and a liquid outlet sleeve opening matched and connected with the liquid outlet interface are fixedly formed in the insert plate.

Through the technical scheme, the inserting plate is hollow in structure and internally provided with the circulation cavity through which the heat supply fluid passes, when the heat fluid flows into the circulation cavity through the liquid inlet sleeve port matched with the liquid inlet port, heat in the heat fluid is transferred to the radiating fins, the cold air takes away the heat on the radiating fins to reduce the temperature of the heat fluid, and the heat fluid absorbed with heat flows out from the liquid outlet sleeve port matched and connected with the liquid outlet port to complete heat exchange.

The utility model is further provided with: and a sealing ring for preventing the leakage of the hot fluid is arranged in the liquid inlet sleeve opening and the liquid outlet sleeve opening.

Through above-mentioned technical scheme, because feed liquor sleeve mouth and play liquid sleeve mouth are directly insert and are established to be connected on feed liquor interface and play liquid interface, consequently in order to avoid producing leakage, thereby set up the sealing washer on feed liquor sleeve mouth and play liquid sleeve mouth and avoid hot fluid to leak from the interface.

The utility model is further provided with: the fan assembly comprises a fan cover fixedly connected to the heat exchange seat, the fan cover is far away from the top end of the heat exchange base, a fan used for driving air to flow through the heat exchange mechanism is fixedly arranged at the top end of the heat exchange base, and a safety grid used for preventing foreign matters from entering is also arranged at one end of the side face of the fan cover.

Through above-mentioned technical scheme, with the fixed top that sets up at the heat exchange seat of fan subassembly, cold air is inhaled from the bottom, is discharged from the top, because hot air can rise, consequently can accelerate the air flow process, thereby compare in cold air and adsorb from the bottom exhaust structure can increase the flow velocity of air from the top and promote heat exchange efficiency.

The utility model is further provided with: the fan uses an EC type adjustable speed large air quantity fan.

Through above-mentioned technical scheme, the fan uses the big amount of wind fan of EC formula adjustable speed, and this fan has the amount of wind big, characteristics such as adjustable speed, noise are low, are favorable to promoting radiating efficiency and.

In summary, the utility model has the following beneficial effects:

1. the heat dissipation assembly is independently arranged and is in a split design with the flow pipeline, liquid in the flow pipeline flows through the heat dissipation assembly to be cooled by cold air driven by the fan assembly, and finally cold fluid is discharged from the heat dissipation assembly, so that when sundries or dust adhered on the heat dissipation assembly need to be cleaned, the heat dissipation assembly only needs to be directly disassembled and reinserted on the flow pipeline after the cleaning is finished, and the disassembly and the installation are convenient;

2. because a plurality of radiating components are designed, compared with the method that only a single radiating component is arranged, heat can be fully discharged into cold air, and the radiating efficiency is improved.

Drawings

Fig. 1 is a schematic overall structure of the present embodiment;

FIG. 2 is a schematic diagram of a heat dissipating assembly according to the present embodiment;

FIG. 3 is a schematic view of the heat exchange mechanism of the present embodiment;

FIG. 4 is a cross-sectional view of the structure of FIG. 3 taken along the direction C-C;

fig. 5 is a schematic structural view of the fan assembly of the present embodiment.

Reference numerals: 1. a heat exchange base; 2. a heat exchange mechanism; 21. a heat exchange seat; 22. inserting grooves; 3. a flow conduit; 31. a liquid inlet; 32. a liquid outlet; 33. a vertical runner pipe; 34. a horizontal flow pipe; 35. a liquid inlet port; 36. a liquid outlet interface; 37. a switch valve; 4. a heat dissipation assembly; 41. inserting a plate; 42. a vent hole; 43. a heat radiation fin; 44. a flow-through chamber; 45. a liquid inlet sleeve port; 46. a liquid outlet sleeve; 47. a seal ring; 5. a fan assembly; 51. a fan housing; 52. a blower; 6. a security mesh.

Detailed Description

The present utility model will be described in further detail with reference to the accompanying drawings.

Examples:

referring to fig. 1 and 3, an air-cooled heat exchanger, including being the heat exchange base 1 of square structure, evenly fixed being equipped with a plurality of installation bolt holes on heat exchange base 1, thereby realize with the fixed mounting of heat exchanger on the workstation and through bolt fixed mounting subaerial, fixed being equipped with heat transfer mechanism 2 on heat exchange base 1, establish the runner duct 3 that the heating fluid flows in the heat transfer mechanism 2, heat transfer mechanism 2 contains a plurality of detachable radiator unit 4 simultaneously, and radiator unit 4 realizes dismantling with runner duct 3 to be connected, thereby be equipped with fan subassembly 5 along fixed being equipped with in vertical direction directly over heat transfer mechanism 2, fan subassembly 5 is used for driving the cold air and takes away the heat that the inside runner duct 3 was passed through to heat exchange between liquid and the air from heat exchanger bottom flow through heat transfer mechanism 2.

Referring to fig. 3 and 4, specifically, heat exchange mechanism 2 includes square heat exchange seat 21 of fixed connection on heat exchange base 1, heat exchange seat 21 bottom mounting is equipped with the safety grid 6 that avoids the foreign matter to get into, the flow of air is realized in the design of heat exchange seat 21 top fretwork, a plurality of along horizontal direction setting have evenly been seted up along the one end of minor face orientation at heat exchange seat 21 for hold the slot 22 of establishing of radiator unit 4, radiator unit 4 inserts and connects in inserting the slot 22, thereby realize the dismouting of being convenient for, simultaneously also can guarantee the precision that radiator unit 4 connects in runner pipeline 3, the other end internal fixation of keeping away from the slot 22 notch at heat exchange seat 21 is equipped with runner pipeline 3, be connected with runner pipeline 3 directly when radiator unit 4 inserts and establishes in the slot 22, the step of connecting radiator unit 4 and runner pipeline 3 need not to increase.

Referring to fig. 3 and 4, specifically, the flow pipeline 3 includes a liquid inlet 31 fixedly disposed at one side of the heat exchange seat 21 along the long side direction and a liquid outlet 32 fixedly disposed at the other side of the heat exchange seat 21, openings of the liquid inlet 31 and the liquid outlet 32 are disposed on the bottom surface of the heat exchange seat 21, so as to facilitate connection with a waterway pipeline of a cooler cabinet to realize fluid circulation, a pair of vertical flow pipes 33 are fixedly disposed at two ends of the heat exchange seat 21 along the long side direction, the vertical flow pipes 33 are disposed along the vertical direction and respectively connected with the liquid inlet 31 and the liquid outlet 32, a plurality of horizontal flow pipes 34 are fixedly connected between the two vertical flow pipes 33 along the vertical direction at uniform intervals, the horizontal flow pipes 34 are disposed along the horizontal direction and directly connected with the heat dissipation component 4, a liquid inlet 35 for introducing hot fluid into the heat dissipation assembly 4 is fixedly arranged at one end of the horizontal flow pipe 34 close to the liquid inlet 31, a liquid outlet 36 for discharging cold fluid cooled by the heat dissipation assembly 4 out of the heat dissipation assembly 4 is fixedly arranged at one end of the horizontal flow pipe 34 close to the liquid outlet 32, the hot fluid enters the vertical flow pipe 33 through the liquid inlet 31 and then dispersedly flows into the plurality of horizontal flow pipes 34 and flows into the heat dissipation assembly 4 through the liquid inlet 35 fixedly arranged at one end of the horizontal flow pipe 34 close to the liquid inlet 31, the hot fluid flows out of the horizontal flow pipe 34 from the liquid outlet 36 of the horizontal flow pipe 34 close to one end of the liquid outlet 32 after absorbing heat in the heat dissipation assembly 4, the cold fluid in the plurality of horizontal flow pipes 34 is collected into the other end of the vertical flow pipe 33 and finally discharged from the liquid outlet 32, in order to avoid the need of shutdown to replace the heat dissipation assembly 4, the liquid inlet port 35 and the liquid outlet port 36 are fixedly provided with the switch valve 37 for avoiding leakage of hot fluid when the heat radiation component 4 is not connected with the flow pipeline 3, the switch valve 37 is closed when the heat radiation component 4 on a certain layer needs to be replaced, fluid flow is prevented, and the switch valve 37 is opened after installation is completed, so that the downtime of the heat exchanger caused by replacement is avoided.

Referring to fig. 2 and 3, specifically, the heat dissipating component 4 includes an inserting plate 41 with a square structure, the inserting plate 41 is in a hollow structure, a circulation cavity 44 for passing a heat supply fluid is formed in the inserting plate 41, a plurality of ventilation holes 42 for passing cooling air are uniformly formed in the position encircled by the circulation cavity on the inserting plate 41, a plurality of uniformly arranged heat dissipating fins 43 are fixedly formed in the ventilation holes 42, the heat dissipating fins 43 are made of copper materials, the inserting plate 41 is integrally made of aluminum materials, the heat of the heat fluid flowing in the circulation cavity 44 is transferred to the copper heat dissipating fins 43, the heat of the heat dissipating fins 43 is reduced by the cooling air passing through the ventilation holes 42, heat exchange between the fluid and the air is realized, a liquid inlet sleeve opening 45 for being connected with the liquid inlet 35 in a matched manner and a liquid outlet sleeve opening 46 connected with the liquid outlet 36 are fixedly formed in the inserting plate 41, and sealing rings 47 for avoiding leakage of the heat fluid are arranged in the liquid inlet sleeve opening 45 and the liquid outlet sleeve opening 46. In this embodiment, the sealing ring 47 is a rubber ring, and the cost is low.

Referring to fig. 1 and 5, specifically, the fan assembly 5 includes a square fan housing 51 fixedly connected to the heat exchange base 21, a fan 52 for driving air to flow through the heat exchange mechanism 2 is fixedly arranged at the top end of the fan housing 51 far away from the heat exchange base 1, cold air is sucked from the bottom by the fan 52, hot air is discharged from the top, and a safety grid 6 for preventing foreign matters from entering is also arranged at one end of the side surface of the fan housing 51, so that air is avoided. In the present embodiment, the fan 52 uses an EC type fan with adjustable speed and large air volume, but the fan 52 is not limited to this type, and a brushless motor may be used to drive the fan blades to rotate.

The use process is briefly described: firstly, the inserting plate 41 is inserted and connected in the inserting groove 22, the liquid inlet sleeve opening 45 and the liquid outlet sleeve opening 46 are respectively connected with the liquid inlet opening 35 and the liquid outlet opening 36 of the flow pipeline 3 to realize locking, then the switch valve 37 is opened, the fan assembly 5 is opened, hot fluid is introduced into the liquid inlet opening 31, the hot fluid enters the vertical flow pipeline 33 through the liquid inlet opening 31 and then dispersedly flows into the plurality of horizontal flow pipelines 34 and flows into the heat radiating assembly 4 through the liquid inlet opening 35 fixedly arranged at one end of the horizontal flow pipeline 34 close to the liquid inlet opening 31, the hot fluid flows out of the horizontal flow pipeline 34 from the liquid outlet opening 36 of one end of the horizontal flow pipeline 34 close to the liquid outlet 32 after heat is absorbed in the heat radiating assembly 4, and cold fluid in the plurality of horizontal flow pipelines 34 is collected into the vertical flow pipeline 33 at the other end and finally discharged from the liquid outlet 32.

The present embodiment is only for explanation of the present utility model and is not to be construed as limiting the present utility model, and modifications to the present embodiment which may creatively contribute to the present utility model as required may be made by those skilled in the art after reading the present specification, but are protected by patent laws within the scope of claims of the present utility model.

Claims

1. An air-cooled heat exchanger comprises a heat exchange base (1); the heat exchange device is characterized in that a heat exchange mechanism (2) is fixedly arranged on the heat exchange base (1), a flow pipeline (3) for flowing heat supply fluid is arranged in the heat exchange mechanism (2), the heat exchange mechanism (2) comprises a plurality of heat dissipation assemblies (4) which are detachably connected to the flow pipeline (3), and a fan assembly (5) for driving air to flow through the heat exchange mechanism (2) to realize heat exchange is fixedly arranged right above the heat exchange mechanism (2) along the vertical direction.

2. An air-cooled heat exchanger according to claim 1, characterized in that the heat exchange mechanism (2) comprises a heat exchange seat (21) fixedly connected to the heat exchange base (1), a safety grid (6) for preventing foreign matters from entering is fixedly arranged at the bottom end of the heat exchange seat (21), a plurality of inserting grooves (22) for accommodating the heat dissipation assembly (4) are uniformly formed in one end of the heat exchange seat (21) along the short side direction, and the flow pipeline (3) is fixedly arranged at the other end of the heat exchange seat (21) away from the notch of the inserting groove (22).

3. An air-cooled heat exchanger according to claim 2, wherein the flow pipeline (3) comprises a liquid inlet (31) fixedly arranged at the bottom of one side of the heat exchange seat (21) along the long side direction and a liquid outlet (32) fixedly arranged at the bottom of the other side of the heat exchange seat (21), a pair of vertical flow pipes (33) which are respectively connected with the liquid inlet (31) and the liquid outlet (32) are fixedly arranged at two ends of the heat exchange seat (21) along the long side direction, a plurality of horizontal flow pipes (34) which are connected with the heat radiating component (4) are fixedly connected between the vertical flow pipes (33) at equal intervals along the vertical direction, one end of the horizontal flow pipe (34) which is close to the liquid inlet (31) is fixedly provided with a liquid inlet (35) for leading in hot fluid to the heat radiating component (4), and one end of the horizontal flow pipe (34) which is close to the liquid outlet (32) is fixedly provided with a liquid outlet (36) for discharging cold fluid from the heat radiating component (4).

4. An air-cooled heat exchanger according to claim 3, characterized in that the liquid inlet port (35) and the liquid outlet port (36) are fixedly provided with a switch valve (37) for avoiding leakage of hot fluid when the heat dissipating assembly (4) is not connected to the flow conduit (3).

5. An air-cooled heat exchanger according to claim 3, wherein the heat dissipating component (4) comprises an inserting plate (41) inserted and connected in the inserting groove (22), a plurality of ventilation holes (42) for passing cold air are uniformly formed in the inserting plate (41), and a plurality of uniformly arranged heat dissipating fins (43) are fixedly arranged in the ventilation holes (42).

6. An air-cooled heat exchanger according to claim 5, wherein the insertion plate (41) is of a hollow structure, a circulation cavity (44) for passing a heating fluid is arranged inside the insertion plate (41), and a liquid inlet sleeve opening (45) for being connected with the liquid inlet interface (35) in a matching way and a liquid outlet sleeve opening (46) for being connected with the liquid outlet interface (36) in a matching way are fixedly arranged on the insertion plate (41).

7. An air-cooled heat exchanger according to claim 6, characterized in that sealing rings (47) for avoiding leakage of hot fluid are arranged in the liquid inlet sleeve opening (45) and the liquid outlet sleeve opening (46).

8. An air-cooled heat exchanger according to claim 2, wherein the fan assembly (5) comprises a fan housing (51) fixedly connected to the heat exchange seat (21), a fan (52) for driving air to flow through the heat exchange mechanism (2) is fixedly arranged at the top end of the fan housing (51) away from the heat exchange base (1), and a safety grid (6) for preventing foreign matters from entering is also arranged at one end of the side surface of the fan housing (51).

9. An air-cooled heat exchanger according to claim 8 wherein the fan (52) is an EC-type speed adjustable high volume fan.