CN210225242U - Auxiliary converter and cooling and ventilating system thereof - Google Patents
Auxiliary converter and cooling and ventilating system thereof Download PDFInfo
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- CN210225242U CN210225242U CN201921683008.7U CN201921683008U CN210225242U CN 210225242 U CN210225242 U CN 210225242U CN 201921683008 U CN201921683008 U CN 201921683008U CN 210225242 U CN210225242 U CN 210225242U
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Abstract
The utility model discloses an auxiliary converter and cooling ventilation system thereof, cooling ventilation system are used for auxiliary converter, include: the number of the air inlet channels is preset, the air inlet channels are all arranged in the box body of the auxiliary converter and can accommodate fins of a first heat dissipation assembly of the auxiliary converter; the fans correspond to the air inlet channels one by one, the inlets of the fans are in conduction connection with the outlets of the air inlet channels, and the outlets of all the fans are arranged in parallel; and an inlet of the air outlet duct is in conduction connection with an outlet of the fan, and the air outlet duct can accommodate a second heat dissipation assembly of the auxiliary converter. Through setting up air inlet duct and air outlet duct, realized each heat dissipation part's of treating of auxiliary converter heat dissipation, in addition, set up the fan simultaneously, increased air inlet efficiency, further improved auxiliary converter's radiating efficiency.
Description
Technical Field
The utility model belongs to the technical field of cooling system technique and specifically relates to an auxiliary converter and cooling ventilation system thereof is related to.
Background
The existing vehicle-mounted auxiliary converter generally adopts a forced air cooling heat dissipation mode, a single fan is adopted in a box body, and the cabinet body is internally provided with a plurality of modules and a plurality of power devices, so that the air path is long, the heat dissipation effect is not uniform enough, and the heat dissipation performance is not ideal.
Therefore, how to improve the heat dissipation efficiency of the auxiliary converter is an urgent technical problem to be solved by those skilled in the art.
SUMMERY OF THE UTILITY MODEL
In view of this, the first objective of the present invention is to provide a cooling and ventilating system, which can improve the heat dissipation efficiency of the auxiliary converter.
A second object of the present invention is to provide an auxiliary converter.
In order to achieve the first object, the present invention provides the following solutions:
a cooling ventilation system for an auxiliary converter, comprising:
the number of the air inlet channels is preset, the air inlet channels are all arranged in the box body of the auxiliary converter and can accommodate fins of a first heat dissipation assembly of the auxiliary converter;
the fans correspond to the air inlet channels one by one, an inlet of each fan is in conduction connection with an outlet of each air inlet channel, and outlets of all the fans are arranged in parallel;
and the inlet of the air outlet duct is in conduction connection with the outlet of the fan, and the air outlet duct can accommodate the second heat dissipation assembly of the auxiliary converter.
In a specific embodiment, the cooling and ventilating system further comprises a transformer air duct partition;
the transformer air duct partition plate is installed in the air outlet air duct, and a through hole allowing air flow to pass through is formed in the transformer air duct.
In another specific embodiment, the first heat dissipation assembly includes an excitation module, a first inversion module, a second inversion module, a charger module, and a third inversion module, and fins of the excitation module, fins of the first inversion module, fins of the second inversion module, fins of the charger module, and fins of the third inversion module are respectively distributed in the air intake duct.
In another specific embodiment, the second heat dissipation assembly includes at least one magnetic device.
In another specific embodiment, the second heat dissipation assembly includes an excitation transformer and an isolation transformer, the excitation transformer is located above the isolation transformer, the transformer air duct partition is mounted on the isolation transformer and located on the upper side of the isolation transformer, and the air flow can enter the internal air gap of the isolation transformer and the external wall surface of the isolation transformer from the through hole of the transformer air duct partition.
In another specific embodiment, the box body is provided with air inlets communicated with the air inlet channels, and the number of the air inlets corresponds to that of the air inlet channels one to one.
In another specific embodiment, the intake vent includes a first opening, a second opening, and a third opening;
the first opening and the second opening are respectively arranged on the front side and the rear side of the box body, and the third opening is arranged at the bottom end of the box body.
In another specific embodiment, the air inlet is provided with an air inlet grille.
In another specific embodiment, the air inlet duct is arranged around the air outlet duct; and/or the fins of the first heat dissipation assembly are uniformly distributed in each air inlet duct according to the total heat dissipation power of the first heat dissipation assembly.
In another specific embodiment, the fans are symmetrically arranged at the inner top of the box body; and/or the number of the air inlet channels and the number of the fans are 2.
In another specific embodiment, an air outlet grille is arranged at the air outlet of the air outlet duct.
According to the utility model discloses an each embodiment can make up as required wantonly, and the embodiment that obtains after these combinations is also in the utility model discloses the scope is the utility model discloses a part of the concrete implementation mode.
The utility model discloses an in a concrete embodiment, during the use, the air current gets into every air inlet duct from the entry in air inlet duct under the fan effect, carries out the heat exchange with the fin of the first radiator unit of auxiliary converter after, the air current gets into the air outlet duct, carries out the heat exchange with the second radiator unit of auxiliary converter, discharges at last. The utility model discloses a set up air inlet wind channel and air-out wind channel, realized each heat dissipation part's of treating of auxiliary converter heat dissipation, in addition, set up the fan simultaneously, increased air inlet efficiency, further improved auxiliary converter's radiating efficiency.
In order to achieve the second objective, the present invention provides the following solutions:
an auxiliary converter comprising a cooling and ventilation system as claimed in any one of the preceding claims.
Because the utility model discloses an auxiliary converter includes the cooling and ventilation system among the above-mentioned, consequently, the beneficial effect that cooling and ventilation system had all is the utility model discloses an auxiliary converter contains.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without any novelty.
Fig. 1 is a schematic diagram of a front view structure of an auxiliary converter provided by the present invention;
fig. 2 is a left side view structural diagram of the auxiliary converter provided by the present invention;
fig. 3 is a schematic diagram of a right-view structure of the auxiliary converter according to the present invention;
fig. 4 is a schematic bottom view of the auxiliary converter according to the present invention.
Wherein, in fig. 1-4:
the air conditioner comprises an air inlet duct 1, a box body 2, a fan 3, an air outlet duct 4, a transformer duct partition plate 5, an excitation module 6, a first inversion module 7, a second inversion module 8, a charger module 9, a third inversion module 12, an excitation transformer 10, an isolation transformer 11, an air inlet 201 and an air outlet 202.
Detailed Description
In order to make the technical solution of the present invention better understood by those skilled in the art, the present invention will be further described in detail with reference to fig. 1 to 4 and the detailed description.
Example one
The utility model provides a cooling and ventilating system. Wherein the cooling ventilation system is used to assist the current transformer.
The cooling and ventilating system comprises an air inlet duct 1, a fan 3 and an air outlet duct 4. Specifically, the number of the air inlet duct 1 and the air outlet duct 4 is preset, and may be 2 or more than 2.
The air inlet duct 1 is arranged in the box body 2 of the auxiliary converter, fins of a first heat dissipation assembly of the auxiliary converter can be contained, and heat exchange between the first heat dissipation assembly and the air inlet duct 1 is achieved.
Fan 3 and air inlet duct 1 one-to-one, and the export turn-on connection of the entry of fan 3 and air inlet duct 1, and the equal parallel arrangement in export of all fans 3, avoid each fan 3 to discharge the air current in the air outlet duct 4 and produce the disorder.
The inlet of the air outlet duct 4 is connected with the outlet of the fan 3 in a conduction mode, and the air outlet duct 4 can accommodate a second heat dissipation assembly of the auxiliary converter.
Specifically, the auxiliary converter is divided into 2 groups of heat dissipation assemblies, namely a first heat dissipation assembly and a second heat dissipation assembly.
The utility model discloses during the use, the air current gets into every air inlet wind channel 1 from the entry in air inlet wind channel 1 under the effect of fan 3, carries out the heat exchange back with the fin of the first radiator unit of auxiliary converter, and the air current gets into air-out wind channel 4, carries out the heat exchange with the second radiator unit of auxiliary converter, discharges at last. The utility model discloses a set up air inlet wind channel 1 and air-out wind channel 4, realized each heat dissipation part's of treating of auxiliary converter heat dissipation, in addition, set up fan 3 simultaneously, increased air inlet efficiency, further improved auxiliary converter's radiating efficiency.
Example two
In the second embodiment, the cooling ventilation system in the first embodiment is similar to the cooling ventilation system in the second embodiment, and the same parts are not repeated and only the differences are introduced.
In this embodiment, the utility model discloses a cooling and ventilation system still includes transformer wind channel baffle 5.
The transformer air duct partition plate 5 is installed in the air outlet duct 4, and a through hole allowing air flow to pass through is formed in the transformer air duct so as to increase the flow speed of the air flow.
Further, the utility model discloses a first radiator unit is including excitation module 6, first contravariant module 7, second contravariant module 8, machine module 9 and third contravariant module 12 fill, and excitation module 6's fin, first contravariant module 7's fin, second contravariant module 8's fin, fill machine module 9's fin and third contravariant module 12's fin and distribute respectively in each air inlet wind channel 1.
Furthermore, the utility model discloses a second heat dissipation component comprises at least one magnetic device, the magnetic device has larger volume and weight, and is arranged in the air outlet duct positioned in the middle, which is beneficial to improving the space utilization rate; in addition, because the heat dissipation capacity of the magnetic device is large, the air quantity blown to the middle after being collected by the air paths on the two sides meets the heat dissipation requirement of the magnetic device; finally, because the temperature rise allowance of the magnetic device is higher than that of the power device, the magnetic device is arranged at the rear end of the air path, the temperature rise pressure of the front end is reduced, and the heat dissipation balance of the whole cabinet is improved.
Further, the utility model discloses a second radiator unit includes exciting transformer 10 and isolation transformer 11, exciting transformer 10 is located isolation transformer 11's top, transformer wind channel baffle 5 is installed on isolation transformer 11, and is located isolation transformer 11's upside, and the air current can enter into isolation transformer 11's inside air gap and isolation transformer 11's outside wall from transformer wind channel baffle 5's through-hole, has accelerated the wind speed, dispel the heat to it, and the air outlet 202 through 2 below the box arranges to the automobile body outside at last.
Further, the utility model discloses a set up the air intake 201 that switches on with air inlet duct 1 on the box 2, and the number of air intake 201 and air inlet duct 1's number one-to-one.
Further, the utility model discloses an air intake 201 includes first opening, second opening and third opening, and first opening and second opening set up both sides around box 2 respectively, and the third opening is seted up in the bottom of box 2, the air inlet of being convenient for.
Further, the utility model discloses an air intake 201 department is provided with air-inlet grille, prevents that impurity such as granule in the air current from getting into.
Further, the utility model discloses a rotatable the installing in air intake 201 department of air-inlet grille, the regulation of the air inlet direction of being convenient for.
Further, the utility model discloses an air inlet duct 1 encircles air outlet duct 4 and sets up, and the air current of being convenient for in the air inlet duct 1 gets into air outlet duct 4.
Further, the utility model discloses a fin of first radiator unit is according to first radiator unit's heat dissipation total power equipartition in each air inlet duct 1 for the total power that needs radiating power module in each air inlet duct 1 is the same basically, the uniform heat dissipation of being convenient for.
Further, the utility model discloses a 3 symmetries of fan set up at the interior top of box 2, and symmetrical formula fan 3 arranges, forms the predetermined strip air inlet wind channel 1 of mutual noninterference, and from 3 impeller air-outs of fan after, each air inlet wind channel 1 collects and can not form the disorder, is favorable to the power module of auxiliary converter and magnetic device's heat dissipation, in addition, fan 3's installation, dismantlement are simple, the maintenance of being convenient for.
Further, the utility model discloses an air inlet duct 1 and fan 3's number is 2, and air inlet duct 1 sets up the left and right sides at box 2 respectively. 8 second contravariant modules, first contravariant module 7 and excitation module 6 set up the interior left side at box 2, and third contravariant module 12 and machine of charging 9 set gradually on the interior right side of box 2 along the circulation direction in right side air inlet duct 1. The total power of the left air inlet duct 1 and the right air inlet duct 1 is basically the same and symmetrically distributed.
Further, the utility model discloses an air outlet 202 department in air-out wind channel 4 is provided with the air-out grid, and the rotatable installation of air-out grid is convenient for adjust the air-out direction on box 2.
EXAMPLE III
The utility model discloses an auxiliary converter, including the cooling and ventilation system as in any one above-mentioned embodiment.
Because the utility model discloses an auxiliary converter includes the cooling and ventilation system in above-mentioned arbitrary embodiment, consequently, the beneficial effect that cooling and ventilation system had all is the utility model discloses an auxiliary converter contains.
It should be noted that the words indicating the orientation in this document, for example, the upper, lower, left, right, and the like, are set in the direction of fig. 1, and are for convenience of description only, and do not have other specific meanings.
It is further noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that an article or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such article or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in an article or device that comprises the element.
The principles and embodiments of the present invention have been explained herein using specific examples, and the above descriptions of the embodiments are only used to help understand the core concepts of the present invention. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.
Claims (12)
1. A cooling and ventilation system for an auxiliary converter, comprising:
the number of the air inlet channels (1) is preset, the air inlet channels (1) are all arranged in a box body (2) of the auxiliary converter, and fins of a first heat dissipation assembly of the auxiliary converter can be accommodated;
the fans (3) correspond to the air inlet channels (1) one by one, inlets of the fans (3) are in conduction connection with outlets of the air inlet channels (1), and outlets of all the fans (3) are arranged in parallel;
and the inlet of the air outlet duct (4) is in conduction connection with the outlet of the fan (3), and the air outlet duct (4) can accommodate the second heat dissipation assembly of the auxiliary converter.
2. The cooling and ventilation system according to claim 1, further comprising a transformer air duct partition (5);
the transformer air duct partition plate (5) is installed in the air outlet duct (4), and a through hole allowing air flow to pass through is formed in the transformer air duct.
3. The cooling and ventilation system according to claim 1, wherein the first heat dissipation assembly comprises an excitation module (6), a first inversion module (7), a second inversion module (8), a charger module (9) and a third inversion module (12), and fins of the excitation module (6), fins of the first inversion module (7), fins of the second inversion module (8), fins of the charger module (9) and fins of the third inversion module (12) are respectively distributed in each air inlet duct (1).
4. The cooling ventilation system of claim 2, wherein the second heat dissipation assembly comprises at least one magnetic device.
5. The cooling and ventilating system according to claim 4, wherein the second heat dissipating assembly comprises an excitation transformer (10) and an isolation transformer (11), the excitation transformer (10) is located above the isolation transformer (11), the transformer air duct partition (5) is mounted on the isolation transformer (11) and located on the upper side of the isolation transformer (11), and air flow can enter an inner air gap of the isolation transformer (11) and an outer wall surface of the isolation transformer (11) from a through hole of the transformer air duct partition (5).
6. The cooling and ventilating system according to claim 1, wherein the box body (2) is provided with air inlets (201) communicated with the air inlet ducts (1), and the number of the air inlets (201) is in one-to-one correspondence with the number of the air inlet ducts (1).
7. The cooling and ventilation system according to claim 6, wherein the air inlet (201) comprises a first opening, a second opening and a third opening;
the first opening and the second opening are respectively arranged on the front side and the rear side of the box body (2), and the third opening is arranged at the bottom end of the box body (2).
8. The cooling and ventilating system as claimed in claim 6, wherein an air inlet grille is arranged at the air inlet (201).
9. The cooling and ventilation system according to claim 1, wherein the air inlet duct (1) is arranged around the air outlet duct (4); and/or
The fins of the first heat dissipation assembly are uniformly distributed in each air inlet duct (1) according to the total heat dissipation power of the first heat dissipation assembly.
10. The cooling and ventilation system according to claim 9, wherein the fans (3) are symmetrically arranged on the inner top of the box body (2); and/or
The number of the air inlet channels (1) and the number of the fans (3) are 2.
11. The cooling and ventilation system according to any one of claims 1 to 10, wherein an air outlet grille is arranged at the air outlet (202) of the air outlet duct (4).
12. An auxiliary converter, characterized in that it comprises a cooling and ventilation system according to any one of claims 1 to 11.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921683008.7U CN210225242U (en) | 2019-10-09 | 2019-10-09 | Auxiliary converter and cooling and ventilating system thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921683008.7U CN210225242U (en) | 2019-10-09 | 2019-10-09 | Auxiliary converter and cooling and ventilating system thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210225242U true CN210225242U (en) | 2020-03-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921683008.7U Active CN210225242U (en) | 2019-10-09 | 2019-10-09 | Auxiliary converter and cooling and ventilating system thereof |
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| Country | Link |
|---|---|
| CN (1) | CN210225242U (en) |
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2019
- 2019-10-09 CN CN201921683008.7U patent/CN210225242U/en active Active
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