CN219572283U - A water-cooled heat exchanger with high-efficiency heat dissipation - Google Patents

Abstract

The utility model relates to the technical field of heat exchangers, in particular to a high-efficiency heat dissipation water-cooled heat exchanger, comprising a top plate and a bottom plate arranged at intervals, a support plate is installed on the bottom plate, and a heat dissipation structure is installed between the top plate and the bottom plate As well as the installation structure, the top plate is formed with an inlet for the liquid that needs to be cooled and an outlet for the liquid to be discharged. The heat dissipation structure is formed with a cooling cavity for the liquid to flow. The cooling cavity is connected; the heat dissipation structure is installed through the top plate and the bottom plate to form an integrated structure. The heat dissipation structure forms a cooling cavity, and the liquid entering the cooling cavity can directly contact the heat sink, which greatly improves the contact between the liquid and the heat sink The liquid that needs to be cooled is passed into the cooling chamber through the inlet of the top plate to cool down, and then the liquid in the cooling chamber is discharged through the outlet to realize heat exchange through cyclic discharge, which can improve heat dissipation efficiency.

Description

A water-cooled heat exchanger with high-efficiency heat dissipation

technical field

The utility model relates to the technical field of heat exchangers, in particular to a high-efficiency heat dissipation water-cooled heat exchanger.

Background technique

Most of the energy-storage water heat exchangers used in existing heat pump water heaters use natural heat convection circulation, and the normal working state is relatively short, and soon enters a vicious working state, where superheated liquid evaporates, compressor exhaust is overheated, The reason is that the energy storage heat exchanger used in the water heater adopts natural heat convection cycle, and the heat exchange speed is slow; the hot water generated has a higher temperature in the upper layer, but it accounts for a small proportion of water; Low, but account for a large proportion of water, so when using hot water of this type of water heater, the water temperature changes quickly from high to low; external pump circulation is an ideal circulation method for heat pump systems, but due to the external water pump, Therefore, the installation is troublesome, the space is occupied, and the water pump consumes a lot of energy.

In this regard, the Chinese utility model patent No. CN200420117551.8 discloses an auxiliary internal circulation energy storage water heat exchanger, which consists of three parts: an energy storage container, an auxiliary circulation pump, and a heat exchanger; the energy storage container is provided with a water inlet , water outlet, sewage outlet, etc.; the heat exchanger is composed of a separation layer, a heat exchange tube, and a heat exchange support. There is an auxiliary circulation pump interface outside the energy storage container, which is connected to the auxiliary circulation pump. The pump body is placed in the energy storage container. Internally, the motor power part is placed outside the energy storage container; the heat exchanger part is placed inside the energy storage container, and the auxiliary internal circulation energy storage water heat exchanger is widely used in heat pump air conditioning energy storage systems, heat pump water heaters, etc.

When the existing heat exchanger dissipates heat, the contact area between the liquid and the fins is small, and the temperature of the liquid with higher temperature drops less after passing through the fins, resulting in a mediocre heat dissipation effect.

Utility model content

The purpose of the utility model is to provide a water-cooled heat exchanger with high heat dissipation for the deficiencies of the prior art.

In order to achieve the above object, the technical scheme of the utility model is as follows:

A high-efficiency heat dissipation water-cooled heat exchanger, including a top plate and a bottom plate arranged at intervals, a support plate is installed on the bottom plate, a heat dissipation structure is installed between the top plate and the bottom plate and an installation structure for fixing the heat dissipation structure, the top plate There are inlets for liquids that need to be cooled and outlets for liquids to be discharged. The heat dissipation structure is formed with cooling chambers for liquids to flow. The inlets and outlets of the top plate are respectively connected to the cooling chambers of the heat dissipation structure.

Further: the heat dissipation structure includes a plurality of stacked heat dissipation fins, wherein a part of the heat dissipation fins close to the bottom plate is formed with cooling grooves through it.

Further: a part of the cooling fins close to the top plate are coaxially formed with first heat dissipation holes communicating with the cooling groove and respectively coaxially formed with second heat dissipation holes communicating with the cooling groove, the first heat dissipation holes and the top The inlet of the board is coaxially communicated, and the second cooling hole is coaxially communicated with the outlet of the top board.

Further: a sealing structure is provided between two adjacent cooling fins, and the sealing structure includes a first sealing sleeve coaxially installed on the periphery of the first heat dissipation hole, a second sealing sleeve coaxially installed on the periphery of the second heat dissipation hole The sleeve and the third sealing sleeve coaxially installed on the periphery of the cooling tank.

Further: the installation structure includes a top connection hole formed on the edge of the top plate and a bottom connection hole formed on the edge of the bottom plate, and the top connection hole and the bottom connection hole are coaxially aligned.

Further: a connecting rod is interspersed between the top plate and the bottom plate, the upper part of the connecting rod is inserted in the top connecting hole, the lower part of the connecting rod is inserted in the bottom connecting hole, and the connecting rod is nested with more than two connecting rods connecting the top plate and the bottom plate. Fastening nuts that lock tightly between the bottom plates.

Further: the inlet of the top plate is installed with a first joint, the outlet is equipped with a second joint, a plurality of first guide posts are arranged around the first joint, and a plurality of second guide posts are arranged around the second joint.

Further: the support plate is formed with a plurality of bottom mounting holes, the bottom plate is formed with a plurality of top mounting holes coaxially aligned with the bottom mounting holes, and the bottom plate and the support plate are connected through the top mounting holes and the bottom mounting holes.

Further: a mounting seat is formed on the edge of the support plate, and a horizontally arranged sliding hole is formed through the mounting seat, and a movable shaft is slid and interspersed in the sliding hole.

The beneficial effects of the utility model: the heat dissipation structure is installed through the top plate and the bottom plate to form an integrated structure, the heat dissipation structure is formed with a cooling cavity, and the liquid entering the cooling cavity can directly contact the heat sink, which greatly improves the heat dissipation effect of the liquid. The contact area of the sheet, the liquid that needs to be cooled is passed into the cooling chamber through the inlet of the top plate to cool down, and then the liquid in the cooling chamber is discharged through the outlet to realize cyclic discharge for heat exchange, which can improve heat dissipation efficiency.

Description of drawings

Fig. 1 is a schematic structural diagram of a water-cooled heat exchanger.

Fig. 2 is a structural schematic diagram of another perspective of the water-cooled heat exchanger.

FIG. 3 is a schematic cross-sectional structure diagram of the heat dissipation structure.

FIG. 4 is a schematic cross-sectional structure diagram of the heat dissipation structure.

Reference signs include:

1-top plate,

11-inlet, 12-outlet, 13-first joint, 14-second joint, 15-first guide post,

16-the second guide column,

2-Heat dissipation structure,

20-cooling cavity, 21-first cooling hole, 22-second cooling hole, 23-cooling groove,

24-first sealing sleeve, 25-second sealing sleeve, 26-third sealing sleeve, 27-radiating fin,

3- Bottom plate,

30-installation structure, 31-top connecting hole, 32-bottom connecting hole, 33-connecting rod,

34-fastening screw sleeve, 35-support plate, 36-top mounting hole, 37-bottom mounting hole,

38-mounting seat, 39-sliding hole, 40-active shaft.

Detailed ways

Below in conjunction with accompanying drawing, the utility model is described in detail.

As shown in Figure 1-4, a water-cooled heat exchanger with high heat dissipation includes a top plate 1 and a bottom plate 3 arranged at intervals, the bottom plate 3 is equipped with a support plate 35, and a The heat dissipation structure 2 and the installation structure 30 for fixing the heat dissipation structure 2, the heat dissipation structure 2 is formed with a cooling cavity 20 for liquid flow, and the top plate 1 is formed with an inlet 11 for the liquid that needs to be cooled and a connection for the liquid to discharge. The outlet 12 , the inlet 11 and the outlet 12 of the top plate 1 are respectively connected with the cooling cavity 20 of the heat dissipation structure 2 .

The heat dissipation structure 2 includes a plurality of stacked heat dissipation fins 27, the heat dissipation fins 27 are processed and formed of copper material, and have better thermal conductivity, the cooling cavity 20 includes a cooling groove 23 through which a part of the heat dissipation fins 27 close to the bottom plate 3 is formed, A part of the heat dissipation fins 27 close to the top plate 1 are respectively coaxially formed with a first heat dissipation hole 21 communicating with the cooling groove 23 and a second heat dissipation hole 22 communicated with the cooling groove 23 is coaxially formed with the first heat dissipation hole 22 respectively. 21 communicates coaxially with the inlet 11 of the top plate 1, and the second cooling hole 22 communicates coaxially with the outlet 12 of the top plate 1, so that the liquid passes through the inlet 11, the first cooling hole 21, the cooling groove 23, the second The cooling holes 22 and the connecting port 12 form a circulation.

In this embodiment, the heat dissipation structure 2 is installed through the top plate 1 and the bottom plate 3 to form an integrated structure. The heat dissipation structure 2 is formed with a cooling cavity 20, and the liquid entering the cooling cavity 20 can directly contact the heat sink 27, greatly The contact area between the liquid and the heat sink 27 is improved, and the liquid that needs to be cooled is passed into the cooling chamber 20 through the inlet 11 of the top plate 1 for cooling, and then the liquid in the cooling chamber 20 is discharged through the outlet 12 to realize circulation. Exhaust for heat exchange, can improve heat dissipation efficiency.

Preferably, a sealing structure is provided between two adjacent heat dissipation fins 27, and the sealing structure includes a first sealing sleeve 24 coaxially installed on the periphery of the first heat dissipation hole 21, and a first sealing sleeve 24 coaxially installed on the periphery of the second heat dissipation hole 22. The second sealing sleeve 25 and the third sealing sleeve 26 coaxially installed on the periphery of the cooling tank 23, the first sealing sleeve 24, the second sealing sleeve 25 and the third sealing sleeve 26 are all made of deformable silicone material, which are relatively When two adjacent cooling fins 27 are bonded together, the first cooling hole 21 can form a sealed passage through the first sealing sleeve 24, and the second cooling hole 22 can form a sealed passage through the second sealing sleeve 25. The third sealing sleeve 26 can form the cooling groove 23 into a sealed cavity, and the liquid entering the first cooling hole 21 can be directly passed into the cooling groove 23 and then discharged through the second cooling hole 22 to form a circulation system , the liquid will not leak from the gap between two adjacent cooling fins 27, effectively improving the sealing effect.

The installation structure 30 includes a top connecting hole 31 formed on the edge of the top plate 1 and a bottom connecting hole 32 formed on the edge of the bottom plate 3 , the top connecting hole 31 and the bottom connecting hole 32 are coaxially aligned. A connecting rod 33 is inserted between the top plate 1 and the bottom plate 3, the upper part of the connecting rod 33 is inserted in the top connecting hole 31, the lower part of the connecting rod 33 is inserted in the bottom connecting hole 32, and the connecting rod 33 is nested with more than two The tightening screw sleeve 34 that locks between the top plate 1 and the bottom plate 3.

In this embodiment, the top plate 1 and the bottom plate 3 assemble the stacked cooling fins 27, and the connecting rod 33 is inserted between the top connecting hole 31 and the bottom connecting hole 32. Since the connecting rod 33 is a threaded rod, it can be rotated. Fastening nuts 34, wherein one fastening nut 34 is located at the top of the top connection hole 31, and one of the fastening nuts 34 is located at the bottom of the bottom connection hole 32, and continuously rotates to squeeze the adjacent two heat sinks 27, The first sealing sleeve 24 , the second sealing sleeve 25 and the third sealing sleeve 26 can respectively seal the formed cooling cavity 20 to prevent leakage of passing liquid and improve the safety and stability of heat dissipation.

The inlet 11 of the top plate 1 is equipped with a first connector 13, and the outlet 12 is equipped with a second connector 14. A plurality of first guide posts 15 are arranged on the periphery of the first connector 13, and a plurality of first guide columns 15 are arranged on the periphery of the second connector 14. Two guide posts 16, the utility model can be connected to the liquid that needs heat dissipation, the liquid is inserted into the first joint 13 through the pipeline, when inserting, the stability and smoothness of the connection can be improved through the first guide post 15, the other one The pipes are inserted into the second joint 14 in the same structure, and one of the pipes can communicate with the pump body, so that the liquid can form a circulation in the cooling cavity 20 and improve the stability of the liquid flow.

The support plate 35 is formed with a plurality of bottom mounting holes 37, and the bottom plate 3 is formed with a plurality of top mounting holes 36 coaxially aligned with the bottom mounting holes 37, and the bottom plate 3 and the support plate 35 are installed through the top mounting holes 36 and the bottom. Holes 37 are connected. A mounting seat 38 is formed on the edge of the support plate 35 , and a sliding hole 39 arranged transversely is formed through the mounting seat 38 , and a movable shaft 40 slides through the sliding hole 39 .

The bottom plate 3 installed with the heat dissipation structure 2 is connected through the top mounting hole 36 and the bottom mounting hole 37, and bolts are inserted for fixed connection. The support plate 35 can be slidably matched with the movable shaft 40 through the sliding hole 39 of the mounting seat 38, so that the installation The support plate 35 on the movable shaft 40 is slidable for position adjustment, and more positions are provided.

To sum up, it can be seen that the utility model has the above-mentioned excellent characteristics, so that it can improve the performance that is not available in the prior art in use, and has practicality, and becomes a product with great practical value.

The above content is only a preferred embodiment of the present utility model. For those of ordinary skill in the art, according to the idea of the present utility model, there will be changes in the specific implementation and scope of application. The content of this specification should not be understood as Limitations on the Invention.

Claims (9)

1. A water-cooling heat exchanger with high-efficient heat dissipation is characterized in that: including interval arrangement's top board and bottom board, the backup pad is installed to the bottom board, installs heat radiation structure and carries out the fixed mounting structure with heat radiation structure between top board and the bottom board, and the top board shaping has the access mouth that supplies the liquid that needs to cool down to let in and supplies liquid exhaust to connect the export, and heat radiation structure shaping has the cooling chamber that supplies liquid to flow, and the access mouth of top board and connect the export to be connected with heat radiation structure's cooling chamber respectively.

2. The high efficiency heat rejection water cooled heat exchanger as in claim 1 wherein: the heat dissipation structure comprises a plurality of stacked heat dissipation fins, wherein a part of the heat dissipation fins close to the bottom plate are all penetrated and formed with cooling grooves.

3. A high efficiency heat dissipating water cooled heat exchanger as set forth in claim 2 wherein: and a part of the radiating fins close to the top plate are respectively and coaxially formed with a first radiating hole communicated with the cooling groove and a second radiating hole communicated with the cooling groove, the first radiating hole is coaxially communicated with the inlet of the top plate, and the second radiating hole is coaxially communicated with the outlet of the top plate.

4. A high efficiency heat dissipating water cooled heat exchanger as set forth in claim 3 wherein: and a sealing structure is arranged between two adjacent cooling fins and comprises a first sealing sleeve coaxially arranged at the periphery of the first cooling hole, a second sealing sleeve coaxially arranged at the periphery of the second cooling hole and a third sealing sleeve coaxially arranged at the periphery of the cooling groove.

5. The high efficiency heat rejection water cooled heat exchanger as in claim 4 wherein: the mounting structure includes a top attachment hole formed in the top plate edge and a bottom attachment hole formed in the bottom plate edge, the top attachment hole and the bottom attachment hole being coaxially aligned.

6. The high efficiency heat rejection water cooled heat exchanger as in claim 1 wherein: the connecting rod is inserted between the top plate and the bottom plate, the upper half part of the connecting rod is inserted in the top connecting hole, the lower half part of the connecting rod is inserted in the bottom connecting hole, and the connecting rod is nested with more than two fastening screw sleeves for locking the top plate and the bottom plate.

7. The high efficiency heat rejection water cooled heat exchanger as in claim 1 wherein: the access port of the top plate is provided with a first connector, the access port is provided with a second connector, the periphery of the first connector is provided with a plurality of first guide posts, and the periphery of the second connector is provided with a plurality of second guide posts.

8. The high efficiency heat rejection water cooled heat exchanger as in claim 1 wherein: the backup pad shaping has a plurality of bottom mounting holes, and the bottom board shaping has a plurality of top mounting holes with the coaxial alignment of bottom mounting hole, is connected through top mounting hole and bottom mounting hole between bottom board and the backup pad.

9. The high efficiency heat rejection water cooled heat exchanger as in claim 8 wherein: the edge of the supporting plate is provided with a mounting seat, the mounting seat is provided with a transversely arranged sliding hole in a penetrating mode, and a movable shaft is inserted in the sliding hole in a sliding mode.