CN210868586U - Cooling assembly, frequency conversion box body and centrifugal machine - Google Patents

Abstract

The utility model provides a cooling module, inverter box body and centrifuge, wherein, cooling module includes: a heat sink; the baffle is arranged on one side of the radiator; the electronic device is arranged on one side, far away from the radiator, of the partition plate and is connected with the radiator through the metal piece, wherein a first heat preservation piece is arranged on one side, far away from the radiator, of the partition plate, and the metal piece is at least covered by the first heat preservation piece. Through the technical scheme of the utility model, improve the work efficiency of radiator, practice thrift the electric energy, prevent microthermal metalwork and the contact of the air of external higher temperature, avoid producing the condensation around the metalwork, make keep dry around the metalwork, improve the reliability of converter operation.

Description

Cooling assembly, frequency conversion box body and centrifugal machine

Technical Field

The utility model relates to a converter technical field particularly, relates to a cooling module, a converter box body and a centrifuge.

Background

Generally, the converter is when the operation, the device such as its inside IGBT module (insulated gate bipolar transistor chip), diode rectifier bridge heap generate heat comparatively seriously, need strengthen heat-conducting effect through pasting tight radiator, realize the heat dissipation cooling, but the screw itself that is used for fixed above-mentioned device that generates heat does not generate heat, and because the screw is pressed close to with the radiator and can make the temperature of screw self lower, when the screw contacts the air of higher temperature, moisture in the air meets cold liquefaction, the condition of condensation appears on the screw surface, when the condensation gathering on screw surface is more, probably drip on the inside components and parts of converter, there is the hidden danger of short circuit, influence the reliability of converter operation.

SUMMERY OF THE UTILITY MODEL

The present invention aims at least solving one of the technical problems existing in the prior art or the related art.

In view of the above, an object of the present invention is to provide a cooling assembly.

Another object of the utility model is to provide a converter box body.

Yet another object of the present invention is to provide a centrifuge.

In order to achieve the above object, a first aspect of the present invention provides a cooling assembly, including: a heat sink; the baffle is arranged on one side of the radiator; the electronic device is arranged on one side, far away from the radiator, of the partition plate and is connected with the radiator through the metal piece, wherein a first heat preservation piece is arranged on one side, far away from the radiator, of the partition plate, and the first heat preservation piece covers at least part of the metal piece.

According to the utility model provides a cooling assembly, locate one side of radiator through the baffle, electronic device locates the baffle and keeps away from one side of radiator, and electronic device realizes being connected with the radiator through the metalwork, makes electronic device paste tight radiator, through electronic device and radiator heat transfer, realizes electronic device's heat dissipation cooling, and because the metalwork is connected electronic device and radiator respectively, the metalwork directly contacts with the radiator, when the radiator moves, reduces the temperature of metalwork, makes the temperature of metalwork be less than ambient temperature; furthermore, a first heat-insulating part is arranged on one side of the partition board, which is far away from the radiator, and at least covers the metal part, so that the metal part is prevented from contacting with the surrounding air; on the other hand, the contact of the low-temperature metal piece and the air with the high external temperature is prevented, condensation is prevented from being generated around the metal piece, the periphery of the metal piece is kept dry, and therefore the running reliability of the frequency converter is improved.

It is understood that the first insulating element covers at least part of the metal element, i.e. on the plane of the partition, the projection of the first insulating element at least partially coincides with the projection of the metal element, thereby isolating part of the metal element from air.

And the first heat-insulating part only covers all the metal parts, so that the electronic device is prevented from being covered, and the heat dissipation of the electronic device is facilitated.

Of course, the first heat preservation part can be attached to a part of exposed structures of the electronic device on the basis of covering all the metal parts.

The metal pieces may be bolts, screws or other metal connectors for connection.

Wherein, the material of the first heat preservation member can be but is not limited to: sponge, glass wool, phenolic foam.

In the above technical solution, the partition plate specifically includes: the accommodating part is inwards sunken to form a groove, and a second heat preservation piece corresponding to the radiator is arranged in the groove.

In the technical scheme, a groove is formed by inwards recessing an accommodating part of a partition plate, so that an accommodating space is formed between the groove of the partition plate and a radiator, a second heat-insulating part corresponding to the radiator is arranged in the groove, two ends of the second heat-insulating part are respectively abutted against the radiator and the bottom of the groove, and the metal part is isolated from the outside air along the radial direction of the metal part, specifically, the second heat-insulating part is in a plurality of connected rings, after the partition plate and the radiator are assembled, an electronic device penetrates out from a ring hole formed by the second heat-insulating part, so that the contact between the electronic device and the outside air is isolated along the radial direction of the electronic device, meanwhile, on the basis that the second heat-insulating part has certain thickness flexibility, the requirements of different fastening degrees can be met during assembly, namely, the second heat-insulating part can fill the gap between the partition plate and the radiator, in addition, the first heat-preservation part covers the metal part and seals the metal part along the axial direction of the metal part, so that the metal part is completely isolated from the outside air through the first heat-preservation part and the second heat-preservation part, and condensation is prevented from being generated on the metal part.

Wherein, the material of the second heat preservation member can be but is not limited to: sponge, glass wool, phenolic foam.

In the above technical solution, the method further comprises: the radiator is arranged on one side of the fixed mounting plate, the partition plate is arranged on the other side of the fixed mounting plate, and the opening of the groove faces the fixed mounting plate; the baffle still includes: the connecting part is arranged on one side of the accommodating part and is connected with the accommodating part, wherein a first connecting hole is formed in the connecting part, and a second connecting hole is formed in the fixed mounting plate so that the connecting part penetrates through the first connecting hole and the second connecting hole to realize connection of the partition plate and the fixed mounting plate.

In the technical scheme, the radiator and the partition board are respectively arranged at two sides of the fixed mounting board by arranging the fixed mounting board, the radiator and the partition board are isolated into two spaces of the fixed mounting board, when the radiator contacts with the surrounding air to generate condensation, the fixed mounting board prevents partial condensation from dripping into the space at one side of the partition board, meanwhile, the second heat-insulating part can absorb the condensation flowing into the partition board to prevent the condensation from further flowing to an electronic device and ensure the reliability of the electronic device in operation, the opening of the groove faces the fixed mounting board, so that the second heat-insulating part is arranged between the radiator and the partition board, one end of the second heat-insulating part abuts against the fixed mounting board, the other end of the second heat-insulating part abuts against the bottom of the recess on the partition board, the gap connected between the fixed mounting board and the partition board is sealed, and the air is prevented from contacting with a metal part through the, be equipped with first connecting hole on the connecting portion, be equipped with the second connecting hole on the fixed mounting panel, pass first connecting hole and second connecting hole through the connecting piece and realize the connection of baffle and fixed mounting panel, locate the one side of holding portion through connecting portion, make the holding portion keep better leakproofness.

In the above technical solution, the heat sink specifically includes: a heat sink body; the radiating pipe is connected with the radiator main body and can convey a refrigerant to the radiator main body, and the projection of the radiator main body on the partition plate is positioned in the projection of the second heat preservation part on the partition plate.

In the technical scheme, the radiator specifically comprises a radiator main body and a radiating pipe, wherein the radiating pipe is communicated with the radiator main body and conveys a refrigerant to the radiator main body so as to reduce the temperature of the radiator main body, realize the heat exchange between the radiator main body and an electronic device, reduce the temperature of the electronic device and realize the heat dissipation of the electronic device; the projection of the radiator main body on the partition plate is positioned in the projection of the second heat preservation part on the partition plate, the proportion of the contact area of the electronic device and the radiator main body to the area of the radiator main body is increased, and the heat exchange efficiency of the radiator and the electronic device is improved.

In the above technical scheme, the accommodating part is provided with at least one mounting hole, each mounting hole corresponds to at least one electronic device, and the electronic device extends out from one side of the partition plate to the other side through the mounting hole.

In the technical scheme, at least one mounting hole is formed in the accommodating part, each mounting hole corresponds to at least one electronic device, one end of each electronic device is in contact with the radiator main body through each mounting hole, the other end of each electronic device extends out of the mounting hole, and the mounting holes are formed in the space, far away from one side of the radiator, of the fixed mounting plate so as to exchange heat with the at least one electronic device through the radiator main body and achieve heat dissipation of the at least one electronic device.

In the above technical solution, the method further comprises: the copper bar assembly is detachably connected with the electronic device.

In the technical scheme, the copper bar assembly is detachably connected with the electronic device, so that when the frequency converter operates, current is transmitted to the electronic device through the copper bar assembly, or connection of different electronic devices is realized.

In the technical scheme, the first heat-insulating part is matched with the metal part in shape, the bonding layer is arranged on one side, close to the partition plate, of the first heat-insulating part, the first heat-insulating part is attached to the partition plate through part of the bonding layer, and when the electronic device is located at the installation position, the first heat-insulating part covers the metal part through the rest of the bonding layer.

In the technical scheme, shape looks adaptation through first heat preservation spare and metalwork makes the lateral wall of first heat preservation spare laminate with electronic device mutually, make the connection of first heat preservation spare and electronic device compacter, and make the covering metalwork that first heat preservation spare can be better, be equipped with the adhesive linkage in one side that first heat preservation spare is close to the baffle, paste with the baffle through partial adhesive linkage, make first heat preservation spare connect on the baffle, first heat preservation spare forms overall structure with the baffle, be convenient for improve the assembly efficiency when general assembly operation, furtherly, when electronic device is in the mounted position, all the other partial adhesive linkages of first heat preservation spare bond with the baffle, or all the other partial adhesive linkages of first heat preservation spare bond with baffle and metalwork, cover the metalwork, keep apart metalwork and outside air.

In the technical scheme, the partition plate comprises a plate body and an insulating layer arranged on the outer surface of the plate body; or the material of the separator is an insulating material.

In the technical scheme, the partition plate comprises a partition plate body and an insulating layer on the outer surface of the partition plate body, or the material of the partition plate is insulating material, so that the first heat-preservation part is prevented from contacting with the metal part after absorbing water and conducting electricity, and the reliability is improved.

The utility model discloses a second aspect technical scheme provides a converter box body, include: the box body is internally sealed, and an electric cabinet is arranged in the box body; the cooling assembly in any technical scheme is arranged on the side wall of the electric cabinet, wherein the radiator of the cooling assembly is arranged on the outer side of the side wall, and the partition plate of the cooling assembly is arranged on the inner side of the side wall.

According to the utility model provides a frequency conversion box body, through box body internal seal, avoid water or the outside air of box body to get into the inside of box body, be equipped with the electric cabinet in the box body to supply electric energy for the electron device in the box body through the electric cabinet, the cooling module of arbitrary one in the first aspect technical scheme is located on the lateral wall of electric cabinet, in order to have the technical effect of arbitrary one of the above-mentioned first aspect technical scheme, no longer describe herein; the radiator of the cooling assembly is arranged on the outer side of the side wall, the partition plate of the cooling assembly is arranged on the inner side of the side wall, condensation is prevented from dropping on an electronic device on the inner side of the side wall when the radiator is in contact with surrounding air to generate condensation, and the reliability of the electronic device in operation is ensured.

The utility model discloses a third aspect technical scheme provides a centrifuge, include: a centrifuge body; the frequency conversion box body in the technical scheme of the second aspect is electrically connected with the centrifuge main body.

According to the utility model provides a centrifuge is connected through the inverter box body centrifuge main part electricity among the technical scheme with the second aspect, makes inverter box body conversion power frequency power supply's frequency after, for centrifuge supply electric energy.

Drawings

Fig. 1 shows a schematic structural view of a cooling assembly according to an embodiment of the invention;

fig. 2 shows an exploded schematic view of a cooling assembly according to an embodiment of the present invention;

fig. 3 shows a schematic structural view of a cooling assembly according to an embodiment of the invention;

fig. 4 shows an exploded view of a cooling assembly according to an embodiment of the invention;

fig. 5 shows a schematic structural view of a cooling assembly according to an embodiment of the invention;

FIG. 6 is a schematic cross-sectional view taken along line A-A of FIG. 5;

FIG. 7 is an enlarged partial schematic view of portion A of FIG. 6;

fig. 8 shows a schematic view of an assembly of a baffle plate with a first thermal insulation member according to an embodiment of the invention;

fig. 9 shows an exploded view of a baffle plate and first and second thermal insulators according to an embodiment of the invention;

fig. 10 shows a schematic view of a first insulating member according to an embodiment of the present invention.

Wherein, the correspondence between the reference numbers and the component names in fig. 1 to 10 is:

10 radiators, 12 radiator main bodies, 14 radiating pipes, 20 partition plates, 22 accommodating parts, 222 mounting holes, 24 connecting parts, 242 first connecting holes, 26 first heat-preservation parts, 262 bonding layers, 28 second heat-preservation parts, 264 first anti-sticking paper, 266 second anti-sticking paper, 30 fixed mounting plates, 32 second connecting holes, 40 electronic devices, 50 copper bar assemblies, 60 metal pieces and 70 boxes.

Detailed Description

In order that the above objects, features and advantages of the present invention can be more clearly understood, a more particular description of the invention will be rendered by reference to the appended drawings, which are illustrated in the appended drawings. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the scope of the present invention is not limited by the specific embodiments disclosed below.

Some embodiments according to the invention are described below with reference to fig. 1 to 10.

Example 1

As shown in fig. 1 and 2, according to an embodiment of the present invention, a cooling assembly is provided, defining:

the cooling assembly includes: the heat sink 10, the partition plate 20, the metal member 60, the first heat insulating member 26, and the electronic device 40, wherein the partition plate 20 is disposed on one side of the heat sink 10, the electronic device 40 is disposed on one side of the partition plate 20 away from the heat sink 10, the electronic device 40 is connected to the heat sink 10 through the metal member 60, the electronic device 40 is directly contacted with the heat sink 10, heat exchange efficiency between the heat sink 10 and the electronic device 40 is improved, and heat dissipation of the electronic device 40 is realized, specifically, the metal member 60 is a bolt, the metal member 60 penetrates through a hole on the electronic device 40 and is connected to the heat sink 10, so as to realize connection between the electronic device 40 and the heat sink 10, because the metal member 60 is directly contacted with the heat sink 10, the temperature of the metal member 60 is lower than ambient temperature, the metal member 60 is covered by the first heat insulating member 26, so that, and condensation on the metal piece 60 is avoided.

Alternatively, the material of the first insulating member 26 may be, but is not limited to: sponge, glass wool, phenolic foam.

Example 2

As shown in fig. 6, 7 and 8, in addition to the features of the above embodiment, further defined are:

the separator 20 specifically includes: the accommodating part 22, the accommodating part 22 of the partition plate 20 is recessed inwards to form a groove, a closed space is formed between the groove and the radiator 10, a second heat preservation member 28 is arranged in the groove, the second heat preservation member 28 corresponds to the radiator 10, namely, the second heat preservation member 28 corresponds to the edge of the outline of the radiator 10, the second heat preservation member 28 is in a plurality of connected rings, after the partition plate 20 and the radiator 10 are assembled, the metal member 60 is located in the ring of the second heat preservation member 28, so that the metal member 60 is isolated from contact with outside air along the radial direction of the metal member 60 through the second heat preservation member 28, further, the metal member 60 is covered by the first heat preservation member 26, the metal member 60 is sealed along the axial direction of the metal member 60, and therefore the metal member 60 is completely isolated from the outside air through the first heat preservation member 26 and the second heat preservation member 28, and condensation is avoided from being generated on the metal member 60.

Alternatively, the material of the second insulating member 28 may be, but is not limited to: sponge, glass wool, phenolic foam.

Example 3

As shown in fig. 7 and 8, in addition to the features of any of the above embodiments, further defined are:

the cooling assembly further comprises: a fixed mounting plate 30; the separator 20 further includes: a connecting portion 24; the radiator 10 and the partition plate 20 are arranged at two sides of the fixed mounting plate 30, the fixed mounting plate 30 can prevent condensation on the radiator 10 from dropping on the electronic device 40 on the partition plate 20, the running reliability of the electronic device 40 is ensured, the opening of the groove faces the fixed mounting plate 30, one end of the second heat preservation part 28 abuts against the fixed mounting plate 30, the other end of the second heat preservation part abuts against the bottom of the recess on the partition plate 20, and a gap connected between the fixed mounting plate 30 and the partition plate 20 is sealed; wherein, connecting portion 24 is located one side of portion 22, and connecting portion 24 is connected with portion 22, and is equipped with corresponding first connecting hole 242 and second connecting hole 32 on connecting portion 24 and the fixed mounting board 30 respectively, and the connecting piece passes first connecting hole 242 and second connecting hole 32 and realizes the connection of baffle 20 and fixed mounting board 30.

Wherein, the connecting piece is a bolt and a nut which are matched with each other, the bolt passes through the first connecting hole 242 and the second connecting hole 32 from one side of the connecting part 24, and is connected with the nut at one side of the fixed mounting plate 30, so as to realize the fixed connection of the partition plate 20 and the fixed mounting plate 30.

Example 4

As shown in fig. 3, 4 and 7, in addition to the features of any of the above embodiments, further defines:

the heat sink 10 specifically includes: the radiator comprises a radiator main body 12 and a radiating pipe 14, wherein the radiating pipe 14 is communicated with the radiator main body 12 and used for conveying a refrigerant to the radiator main body 12 so as to reduce the temperature of the radiator main body 12, realize the heat exchange between the radiator main body 12 and an electronic device 40, reduce the temperature of the electronic device 40 and realize the heat radiation of the electronic device 40; the projection of the radiator main body 12 on the partition plate 20 is in the projection of the second heat preservation part 28 on the partition plate 20, so that the proportion of the contact area of the electronic device 40 and the radiator main body 12 in the area of the radiator main body 12 is increased, the heat exchange efficiency of the radiator 10 and the electronic device 40 is improved, and the electric energy is saved.

Example 5

As shown in fig. 7 and 8, in addition to the features of any of the above embodiments, further defined are:

three mounting holes 222 are formed in the accommodating portion 22, each mounting hole 222 is disposed corresponding to three electronic devices 40, one end of each electronic device 40 is in contact with the heat sink main body 12 through each mounting hole 222, and the other end of each electronic device 40 extends out of the mounting hole 222 and is disposed in a space of the fixed mounting plate 30 on a side away from the heat sink 10, so that heat exchange between the heat sink main body 12 and the electronic devices 40 is performed, and heat dissipation of the electronic devices 40 is achieved.

Among them, the electronic device 40 is embodied as a diode component.

Example 6

As shown in fig. 4 and 5, in addition to the features of any of the above embodiments, further defined are:

the cooling assembly further comprises: the copper bar assembly 50 is detachably connected with the electronic device 40, so as to supply current to the electronic device 40 or realize the connection of different electronic devices 40.

Further, there are three copper bar assemblies 50, and each copper bar assembly 50 is connected to three adjacent diodes respectively.

Example 7

As shown in fig. 8, 9 and 10, in addition to the features of any of the above embodiments, further defines:

the first heat preservation member 26 is matched with the electronic device 40 in shape, the side wall of the first heat preservation member 26 is attached to the electronic device 40, the first heat preservation member 26 is connected with the electronic device 40 more compactly, the metal member 60 is covered, the bonding layer 262 is arranged on one side, close to the partition plate 20, of the first heat preservation member 26, part of the bonding layer 262 is attached to the partition plate 20, the first heat preservation member 26 and the partition plate 20 form an integral structure, assembling efficiency during final assembly operation is improved conveniently, the rest of the bonding layer 262 of the first heat preservation member 26 is bonded to the partition plate 20, or the rest of the bonding layer 262 of the first heat preservation member 26 is bonded to the partition plate 20 and the metal member 60, covering of the metal member 60 is achieved, and the metal member 60 is isolated from outside air.

Example 8

As shown in fig. 7, in addition to the features of any of the above embodiments, further defines:

the separator 20 comprises a separator 20 body and an insulating layer on the outer surface of the separator 20 body, or the separator 20 is made of an insulating material, so that the first heat preservation member 26 is prevented from contacting with the metal member 60 after absorbing water to conduct electricity, and the reliability is improved.

Example 9

As shown in fig. 6 and 7, another embodiment of the present invention provides a transmission case body, which defines:

the converter box body includes: the cooling device comprises a box body 70, an electric cabinet and the cooling assembly in any embodiment, wherein the box body 70 is internally sealed to prevent water or air outside the box body 70 from entering the box body 70, the electric cabinet is arranged in the box body 70 to supply electric energy for the electronic device 40 in the box body 70 through the electric cabinet, and the cooling assembly is arranged on the side wall of the electric cabinet to have the technical effects of any embodiment and is not described again; the radiator 10 of the cooling assembly is arranged on the outer side of the side wall, the partition plate 20 of the cooling assembly is arranged on the inner side of the side wall, when the radiator 10 is in contact with the surrounding air to generate condensation, the condensation is prevented from dropping on the electronic device 40 on the inner side of the side wall, and the reliability of the electronic device 40 in operation is ensured.

Example 10

The utility model discloses a still another embodiment provides a converter box body, has injectd:

the frequency conversion box body in the embodiment is electrically connected with the centrifuge main body, so that the frequency conversion box body converts the frequency of the power frequency power supply and supplies electric energy to the centrifuge.

Wherein, the centrifugal machine can be a centrifugal refrigeration compressor.

Example 11

As shown in fig. 1 and 2, a specific embodiment of the present invention provides a frequency converter sponge fixing structure, which defines:

converter sponge fixed knot constructs includes: cabinet panel beating (being fixed mounting panel 30), sponge PC board subassembly, the diode (being electronic device 40), radiator 10 installs the back at the cabinet panel beating, sponge PC board unit mount is in the front of cabinet panel beating, on radiator 10 was installed to the one end of diode, the one end of keeping away from radiator 10 passes the cabinet panel beating and stretches in the space of the preceding one side of cabinet panel beating, wherein, radiator 10, sponge PC board subassembly, the installation of diode all is through the bolt (metalwork 60 promptly) fastening realization connection.

Further, sponge PC board subassembly specifically includes the bottom sponge (be the second heat preservation 28), the PC insulation board (be baffle 20), the top sponge (be first heat preservation 26), one side that bottom sponge and top sponge are close to the PC insulation board is equipped with anti-sticking paper, paste the back at the PC insulation board after the anti-sticking paper of bottom sponge tears, the anti-sticking paper of top sponge has first anti-sticking paper 264 and second anti-sticking paper 266 two parts, tear first anti-sticking paper 264 now, the top sponge is pasted at the top of PC insulation board, it tears second anti-sticking paper 266 again to wait that IGBT (insulated gate bipolar transistor chip) or diode are fixed, paste on fixing screw. Through the matching of the sponge, the PC board and the device (IGBT or diode), the screw is prevented from contacting with air, meanwhile, the cold quantity of the fastening screw is prevented from being transmitted out, and the condensation of the fastening screw is avoided; the PC insulation board can prevent that the sponge from absorbing water back and copper bar (being copper bar subassembly 50) fastening screw contact and electrically conduct, improves the reliability.

Specifically, the assembly sequence of the sponge fixing structure of the frequency converter is as follows: installing the radiator 10 → installing the sponge PC board assembly → lifting the top sponge and then installing the IGBT or the diode → tearing off the release paper of the second part of the top sponge, sticking the fastening screw of the IGBT or the diode → installing the copper bar assembly 50.

Alternatively, the sponge can be replaced by other heat insulating materials, and the PC insulating plate can be replaced by other insulating plastics.

It should be noted that, sponge PC board subassembly is an integral part, can improve assembly efficiency when the final assembly operation, can guarantee the uniformity of sponge assembly simultaneously, reduces the production defective rate.

According to the utility model provides a cooling module improves the work efficiency of radiator, practices thrift the electric energy, prevents the contact of microthermal metalwork and the air of external higher temperature, avoids producing the condensation around the metalwork, makes keep dry around the metalwork, improves the reliability of converter operation.

In the present application, the terms "first", "second", "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; the term "plurality" means two or more unless expressly limited otherwise. The terms "mounted," "connected," "fixed," and the like are to be construed broadly, and for example, "connected" may be a fixed connection, a removable connection, or an integral connection; "coupled" may be direct or indirect through an intermediary. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the description of the present invention, it should be understood that the terms "upper", "lower", "left", "right", "front", "back", 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 simplification of description, but do not indicate or imply that the device or unit indicated must have a specific direction, be constructed and operated in a specific orientation, and therefore, should not be construed as limiting the present invention.

In the description of the present specification, the description of the terms "one embodiment," "some embodiments," "specific embodiments," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. A cooling assembly, comprising:

a heat sink;

the baffle plate is arranged on one side of the radiator;

the electronic device is arranged on one side of the clapboard far away from the radiator and is connected with the radiator through a metal piece,

one side of the partition board, which is far away from the radiator, is provided with a first heat-insulating part, and the first heat-insulating part covers at least part of the metal part.

2. The cooling assembly of claim 1, wherein the baffle comprises in particular:

the accommodating part is inwards sunken to form a groove, and a second heat preservation piece corresponding to the radiator is arranged in the groove.

3. The cooling assembly of claim 2, further comprising:

the radiator is arranged on one side of the fixed mounting plate, the partition plate is arranged on the other side of the fixed mounting plate, and the opening of the groove faces the fixed mounting plate;

the separator further includes:

a connecting part arranged at one side of the accommodating part and connected with the accommodating part,

the connecting part is provided with a first connecting hole, the fixed mounting plate is provided with a second connecting hole, and the first connecting hole and the second connecting hole are connected through a connecting piece.

4. The cooling assembly according to claim 2, wherein the heat sink in particular comprises:

a heat sink body;

a heat radiation pipe connected with the heat radiator main body, the heat radiation pipe being capable of delivering a refrigerant to the heat radiator main body,

wherein, the projection of the radiator main body on the partition plate is positioned in the projection of the second heat preservation piece on the partition plate.

5. The cooling assembly of claim 4, wherein the receiving portion is provided with at least one mounting hole, each of the mounting holes is provided corresponding to at least one of the electronic components, and the electronic components are protruded from one side of the partition plate to the other side through the mounting holes.

6. The cooling assembly of claim 1, further comprising:

the copper bar assembly is detachably connected with the electronic device.

7. The cooling assembly of claim 1, wherein the first heat-insulating member is adapted to the shape of the metal member, an adhesive layer is disposed on a side of the first heat-insulating member adjacent to the partition,

the first heat preservation piece is attached to the partition board through part of the bonding layer, and when the electronic device is located at an installation position, the first heat preservation piece covers the metal piece through the rest of the bonding layer.

8. The cooling assembly of claim 1,

the partition plate comprises a plate body and an insulating layer arranged on the outer surface of the plate body; or

The material of the separator is an insulating material.

9. The utility model provides a converter box, its characterized in that includes:

the box body is internally sealed, and an electric cabinet is arranged in the box body;

the cooling assembly of any one of claims 1 to 8, provided on a side wall of the electrical cabinet,

the heat radiator of the cooling assembly is arranged on the outer side of the side wall, and the partition plate of the cooling assembly is arranged on the inner side of the side wall.

10. A centrifuge, comprising:

a centrifuge body;

the inverter box body of claim 9, electrically connected to the centrifuge body.

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