阅读说明：本技术 一种高散热性高性能矢量变频器 (High-heat-dissipation high-performance vector frequency converter ) 是由 樊潇鲒 史艳琴 于 2021-07-30 设计创作，主要内容包括：本发明公开了一种高散热性高性能矢量变频器,包括变频器外壳,所述变频器外壳的顶端安装有散热主体,所述散热主体的下方设置有导热层,所述散热主体的底端与导热层的顶端相固接,所述水箱的下方均匀设置有多个换热箱,所述换热箱的顶部另一端与驱动机构的底端相固接且互为连通,所述驱动机构的顶端与水箱相固接且互为连通。该高散热性高性能矢量变频器,通过驱动机构对水箱内的冷却用水进行驱动,使得冷却用水经由驱动机构进入换热箱内,并最终回流至水箱内,在此过程中,换热箱的热量在冷却用水的裹挟下进入水箱内,并经由导热层实现与散热主体的换热,热量随散热主体内的空气逸散而出,以高散热性,使用方法简单,实用性强。(The invention discloses a vector frequency converter with high heat dissipation performance, which comprises a frequency converter shell, wherein a heat dissipation main body is installed at the top end of the frequency converter shell, a heat conduction layer is arranged below the heat dissipation main body, the bottom end of the heat dissipation main body is fixedly connected with the top end of the heat conduction layer, a plurality of heat exchange boxes are uniformly arranged below a water tank, the other ends of the tops of the heat exchange boxes are fixedly connected with the bottom end of a driving mechanism and are communicated with each other, and the top end of the driving mechanism is fixedly connected with the water tank and is communicated with each other. This high heat dissipating high performance vector converter drives the cooling water in the water tank through actuating mechanism for the cooling water gets into the heat transfer incasement via actuating mechanism, and finally flows back to in the water tank, at this in-process, the heat of heat transfer case gets into in the water tank under the parcel of cooling water, and realize the heat transfer with the heat dissipation main part via the heat-conducting layer, the heat is along with the air loss in the heat dissipation main part and goes out, with high heat dissipating, application method is simple, therefore, the clothes hanger is strong in practicability.)

1. The utility model provides a high heat dissipating high performance vector converter, includes converter shell (1), its characterized in that: a heat dissipation main body (2) is arranged at the top end of the frequency converter shell (1), a heat conduction layer (3) is arranged below the heat dissipation main body (2), the bottom end of the heat dissipation main body (2) is fixedly connected with the top end of the heat conduction layer (3), a water tank (4) is arranged below the heat conduction layer (3), the top end of the water tank (4) is fixedly connected with the bottom end of the heat conducting layer (3), a plurality of heat exchange boxes (5) are uniformly arranged below the water tank (4), a driving mechanism (6) is arranged between the heat exchange box (5) and the water tank (4), one end of the top of the heat exchange box (5) is fixedly connected with the bottom of the water tank (4) and communicated with each other, the other end of the top of the heat exchange box (5) is fixedly connected with the bottom end of the driving mechanism (6) and communicated with each other, the top end of the driving mechanism (6) is fixedly connected with the water tank (4) and communicated with each other.

2. The vector frequency converter with high heat dissipation performance according to claim 1, wherein: the heat dissipation main body (2) comprises a first casing (201), a heat dissipation fan (202), an air inlet (203), first heat conducting fins (204) and first heat radiating fins (205), the top of the first casing (201) is fixedly connected with the heat dissipation fans (202), the air inlet (203) is formed in one end, away from the heat dissipation fan (202), of the first casing (201), the bottom end of the first casing (201) is uniformly fixedly connected with the first heat conducting fins (204), and the upper surface of the first casing (201) is uniformly fixedly connected with the first heat radiating fins (205).

3. The vector frequency converter with high heat dissipation performance according to claim 2, wherein: the first heat-conducting fins (204) and the first cooling fins (205) are distributed at equal intervals, the first heat-conducting fins (204) and the first cooling fins (205) are perpendicular to each other, and the net bodies (7) are mounted at positions, corresponding to the cooling fan (202) and the air inlet (203), of the first casing (201).

4. The vector frequency converter with high heat dissipation performance according to claim 1, wherein: the heat-conducting layer (3) includes that second cover shell (301), first side keep off (302), second conducting strip (303) and third conducting strip (304), the outer wall and first cover shell (201) of second cover shell (301) cup joint mutually, the even rigid coupling of upper surface of second cover shell (301) has a plurality of second conducting strips (303), and is a plurality of second conducting strip (303) evenly distributed is between a plurality of first conducting strips (204), the top integrated into one piece that the bottom and the first side of second cover shell (301) kept off (302), the even rigid coupling of lower surface of second cover shell (301) has a plurality of third conducting strips (304).

5. The vector frequency converter with high heat dissipation performance according to claim 1, wherein: the water tank (4) comprises a bottom plate (401), a second side baffle (402), second radiating fins (403) and a liquid outlet pipe (404), wherein the top end of the bottom plate (401) and the bottom end of the second side baffle (402) are integrally formed, the outer wall of the second side baffle (402) is fixedly connected with the inner wall of the first side baffle (302), the upper surface of the bottom plate (401) is uniformly and fixedly connected with a plurality of second radiating fins (403) and a plurality of second radiating fins (403) are uniformly distributed among a plurality of third heat-conducting fins (304), and the left end of the lower surface of the bottom plate (401) is fixedly connected with the top end of the liquid outlet pipe (404) and communicated with each other.

6. The vector frequency converter with high heat dissipation performance according to claim 4 or 5, wherein: the second heat conducting fin (303), the third heat conducting fin (304) and the second radiating fin (403) are all parallel.

7. The vector frequency converter with high heat dissipation performance according to claim 1, wherein: heat exchange box (5) include box (501), baffle (502), inlet (503), liquid outlet (504) and fin (505), even rigid coupling has a plurality of baffles (502) in box (501), liquid outlet (504) have been processed to the top one end of box (501), liquid outlet (504) and the bottom looks rigid coupling of drain pipe (404) and each other are the intercommunication, the top other end processing of box (501) has inlet (503), the even rigid coupling of outer wall of box (505) has a plurality of fins (505).

8. The vector frequency converter with high heat dissipation performance according to claim 1, wherein: the driving mechanism (6) comprises a third casing (601), a water pump (602) and an interface (603), the top end of the third casing (601) is fixedly connected with the bottom end of the bottom plate (401) and communicated with each other, the inner wall of the third casing (601) is fixedly connected with the water pump (602), the bottom end of the third casing (601) is fixedly connected with the interface (603) and communicated with each other, and the interface (603) is fixedly connected with the liquid inlet (503) and communicated with each other.

Technical Field

The invention relates to the technical field of vector frequency converters, in particular to a vector frequency converter with high heat dissipation and high performance.

Background

The vector frequency converter technology is generated based on a DQ axis theory, and the basic idea of the vector frequency converter technology is to decompose the current of a motor into a D axis current and a Q axis current, wherein the D axis current is an exciting current, and the Q axis current is a moment current, so that the exciting current and the moment current of an alternating current motor can be separately controlled, the alternating current motor has the control characteristic similar to that of a direct current motor, the vector frequency converter technology is an ideal control theory designed for the alternating current motor, and the control characteristic of the alternating current motor is greatly improved. However, this control theory is not only applied to ac asynchronous motors, but also used in large quantities by dc variable frequency motors (BLDC, i.e. permanent magnet synchronous motors).

The heat dispersion of the existing high-performance vector frequency converter is general, and when the high-strength frequency converter works, the working efficiency is often influenced due to insufficient heat dispersion capacity, the normal use is influenced, and the practicability is poor.

Disclosure of Invention

The invention aims to provide a high-heat-dissipation high-performance vector frequency converter, which aims to solve the problem that the conventional high-performance vector frequency converter provided in the background art is poor in practicability due to the fact that the working efficiency is influenced and the normal use is influenced because the heat dissipation capacity is insufficient when the conventional high-performance vector frequency converter works at high strength because the conventional high-performance vector frequency converter has general heat dissipation performance.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a high heat dissipating high performance vector converter, includes the converter shell, the heat dissipation main part is installed on the top of converter shell, the below of heat dissipation main part is provided with the heat-conducting layer, the bottom of heat dissipation main part and the top looks rigid coupling of heat-conducting layer, the below of heat-conducting layer is provided with the water tank, the top of water tank and the bottom looks rigid coupling of heat-conducting layer, the below of water tank evenly is provided with a plurality of heat transfer casees, be provided with actuating mechanism between heat transfer case and the water tank, the top one end of heat transfer case and the bottom looks rigid coupling of water tank just each other are for the intercommunication, the top other end of heat transfer case just each other is for the intercommunication with actuating mechanism's bottom looks rigid coupling, actuating mechanism's top and water tank looks rigid coupling just each other are for the intercommunication.

Preferably, the heat dissipation main body includes a first casing, a heat dissipation fan, an air inlet, a first heat conduction fin and a first heat dissipation fin, the top of the first casing is fixedly connected with a plurality of heat dissipation fans, the air inlet is formed at one end of the first casing far away from the heat dissipation fan, the bottom end of the first casing is uniformly and fixedly connected with a plurality of first heat conduction fins, and the upper surface of the first casing is uniformly and fixedly connected with a plurality of first heat dissipation fins.

Preferably, the first heat-conducting fins and the first cooling fins are distributed at equal intervals, the first heat-conducting fins and the first cooling fins are perpendicular to each other, and the first casing is provided with a net body corresponding to the cooling fan and the air inlet.

Preferably, the heat-conducting layer includes that second cover shell, first side keep off, second conducting strip and third conducting strip, the outer wall and the first cover shell of second cover shell cup joint mutually, the even rigid coupling of upper surface of second cover shell has a plurality of second conducting strips, and is a plurality of second conducting strip evenly distributed is between a plurality of first conducting strips, the bottom of second cover shell and the top integrated into one piece that first side kept off, the even rigid coupling of lower surface of second cover shell has a plurality of third conducting strips.

Preferably, the water tank includes that bottom plate, second side keep off, second fin and drain pipe, the top of bottom plate and the bottom integrated into one piece that the second side kept off, the outer wall that the second side kept off and the inner wall looks rigid coupling that the first side kept off, the even rigid coupling of upper surface of bottom plate has a plurality of second fins, and is a plurality of second fin evenly distributed is between a plurality of third conducting strips, the lower surface left end of bottom plate and the top looks rigid coupling of drain pipe just each other are for the intercommunication.

Preferably, the second heat-conducting fin, the third heat-conducting fin and the second radiating fin are all parallel.

Preferably, the heat transfer case includes box, baffle, inlet, liquid outlet and fin, even rigid coupling has a plurality of baffles in the box, the top one end processing of box has the liquid outlet, the liquid outlet just communicates each other with the bottom looks rigid coupling of drain pipe, the top other end processing of box has the inlet, the even rigid coupling of outer wall of box has a plurality of fins.

Preferably, the driving mechanism comprises a third casing, a water pump and an interface, the top end of the third casing is fixedly connected with the bottom end of the bottom plate and communicated with each other, the inner wall of the third casing is fixedly connected with the water pump, the bottom end of the third casing is fixedly connected with the interface and communicated with each other, and the interface is fixedly connected with the liquid inlet and communicated with each other.

Compared with the prior art, the invention has the beneficial effects that: according to the vector frequency converter with high heat dissipation performance and high performance, the driving mechanism drives cooling water in the water tank, so that the cooling water enters the heat exchange box through the driving mechanism and finally flows back to the water tank;

through the matching of the first casing, the heat radiation fan, the air inlet, the first heat conducting fin and the first heat radiation fin, under the action of the heat radiation fan, outside air enters the heat radiation main body through the air inlet and is dissipated out through the heat radiation fan, heat conducted at the heat conducting layer is output along with the air flow, the heat radiation efficiency is enhanced under the action of the first heat conducting fin and the first heat radiation fin, and through the matching of the second casing, the first side baffle, the second heat conducting fin and the third heat conducting fin, the heat in the water tank can be transferred into the heat radiation main body;

through the matching of the bottom plate, the second side baffle, the second radiating fins and the liquid outlet pipe, the temporary storage of cooling water is realized, a heat exchange space is provided for the cooling water so as to facilitate heat transfer, and then the third casing, the water pump and the interface are matched, so that the cooling water can be output from the water tank under the action of the water pump, enters the heat exchange box through the driving mechanism and then flows back to the water tank;

through the cooperation of box, baffle, inlet, liquid outlet and fin for heat in the converter can be via fin and box transmission to the cooling water department of heat transfer incasement, and the cooling water is sufficient with the heat transfer case contact via the effect of baffle in the heat transfer incasement, with guarantee heat exchange efficiency, increase the thermal diffusivity.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic perspective view of the heat dissipating body of fig. 1;

FIG. 3 is a schematic view of the cutaway structure of FIG. 1;

FIG. 4 is a schematic view of the structure at A in FIG. 3;

FIG. 5 is a schematic view of the structure at B in FIG. 3;

fig. 6 is a schematic structural diagram at C of fig. 3.

In the figure: 1. converter shell, 2, heat dissipation main part, 201, first cover shell, 202, radiator fan, 203, air intake, 204, first conducting strip, 205, first fin, 3, heat-conducting layer, 301, second cover shell, 302, first side keeps off, 303, second conducting strip, 304, third conducting strip, 4, water tank, 401, bottom plate, 402, second side keeps off, 403, second fin, 404, drain pipe, 5, heat transfer case, 501, box, 502, baffle, 503, inlet, 504, liquid outlet, 505, fin, 6, actuating mechanism, 601, third cover shell, 602, water pump, 603, interface, 7, the dictyosome.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-6, the present invention provides a technical solution: the utility model provides a high heat dissipating high performance vector converter, including converter shell 1, heat dissipation main part 2 is installed on the top of converter shell 1, the below of heat dissipation main part 2 is provided with heat-conducting layer 3, the bottom of heat dissipation main part 2 and the top looks rigid coupling of heat-conducting layer 3, the below of heat-conducting layer 3 is provided with water tank 4, the top of water tank 4 and the bottom looks rigid coupling of heat-conducting layer 3, the below of water tank 4 evenly is provided with a plurality of heat transfer case 5, be provided with actuating mechanism 6 between heat transfer case 5 and the water tank 4, the top one end of heat transfer case 5 and the bottom looks rigid coupling of water tank 4 and each other are intercommunication, the cooling water is equipped with in the water tank 4, the top other end of heat transfer case 5 and the bottom looks rigid coupling of actuating mechanism 6 and each other are intercommunication, the top of actuating mechanism 6 and the water tank 4 looks rigid couplings and each other are intercommunication.

The heat dissipation main body 2 includes a first casing 201, a heat dissipation fan 202, an air inlet 203, a first heat conduction fin 204 and a first heat dissipation fin 205, the top of the first casing 201 is fixedly connected with a plurality of heat dissipation fans 202, the specific model of the heat dissipation fan 202 is selected according to actual conditions and processing cost, and it is sufficient to meet the work requirement, the air inlet 203 is opened at one end of the first casing 201 far away from the heat dissipation fan 202, the bottom end of the first casing 201 is uniformly fixedly connected with a plurality of first heat conduction fins 204, and the upper surface of the first casing 201 is uniformly fixedly connected with a plurality of first heat dissipation fins 205. The first heat-conducting fins 204 and the first heat-radiating fins 205 are distributed at equal intervals, the first heat-conducting fins 204 and the first heat-radiating fins 205 are perpendicular to each other, the net body 7 is mounted at the position of the first casing 201 corresponding to the heat-radiating fan 202 and the air inlet 203, and the net body 7 is a stainless steel net.

Through the cooperation of the first casing 201, the heat dissipation fan 202, the air inlet 203, the first heat conduction fin 204 and the first heat dissipation fin 205, under the action of the heat dissipation fan 202, the outside air enters the heat dissipation main body 2 through the air inlet 203 and is dissipated out through the heat dissipation fan 202, so that the heat conducted at the heat conduction layer 3 is output along with the air flow, and the heat dissipation efficiency is enhanced under the action of the first heat conduction fin 204 and the first heat dissipation fin 205.

The heat-conducting layer 3 includes second cover shell 301, first side keeps off 302, second conducting strip 303 and third conducting strip 304, the outer wall and the first cover shell 201 of second cover shell 301 cup joint mutually, the even rigid coupling of upper surface of second cover shell 301 has a plurality of second conducting strips 303, a plurality of second conducting strips 303 evenly distributed is between a plurality of first conducting strips 204, the top integrated into one piece that the bottom and the first side of second cover shell 301 kept off 302, the even rigid coupling of lower surface of second cover shell 301 has a plurality of third conducting strips 304.

Through the cooperation of the second casing 301, the first side baffle 302, the second heat-conducting strip 303 and the third heat-conducting strip 304, the heat in the water tank 4 can be transferred into the heat-dissipating main body.

The water tank 4 includes a bottom plate 401, a second side baffle 402, a second heat sink 403 and a liquid outlet pipe 404, the top end of the bottom plate 401 and the bottom end integrated into one piece of the second side baffle 402, the outer wall of the second side baffle 402 and the inner wall of the first side baffle 302 are fixedly connected, the upper surface of the bottom plate 401 is uniformly fixedly connected with a plurality of second heat sinks 403, the plurality of second heat sinks 403 are uniformly distributed among a plurality of third heat sinks 304, the left end of the lower surface of the bottom plate 401 and the top end of the liquid outlet pipe 404 are fixedly connected and communicated with each other. The second heat conductive fin 303, the third heat conductive fin 304, and the second heat radiating fin 403 are all parallel.

Through the cooperation of bottom plate 401, second side fender 402, second fin 403 and drain pipe 404, the realization is kept in cooling water to for cooling water provides the heat transfer space, so that heat transfer.

The heat exchange box 5 comprises a box body 501, a partition plate 502, a liquid inlet 503, a liquid outlet 504 and fins 505, wherein the box body 501 is uniformly and fixedly connected with the partition plates 502, the liquid outlet 504 is formed in one end of the top of the box body 501, the liquid outlet 504 is fixedly connected with the bottom end of the liquid outlet pipe 404 and communicated with each other, the other end of the top of the box body 501 is processed with the liquid inlet 503, and the outer wall of the box body 505 is uniformly and fixedly connected with the fins 505.

Through the cooperation of box 501, baffle 502, inlet 503, liquid outlet 504 and fin 505 for heat in the converter can be via fin 505 and box 4 transmission to the cooling water department in the heat transfer case 5, and cooling water is fully contacted with heat transfer case 5 via the effect of baffle 502 in heat transfer case 5, with guarantee heat exchange efficiency, increase the thermal diffusivity.

The driving mechanism 6 comprises a third casing 601, a water pump 602 and a connector 603, the top end of the third casing 601 is fixedly connected with the bottom end of the bottom plate 401 and communicated with each other, the inner wall of the third casing 601 is fixedly connected with the water pump 602, the bottom end of the third casing 601 is fixedly connected with the connector 603 and communicated with each other, the connector 603 is fixedly connected with the liquid inlet 503 and communicated with each other, the specific model of the water pump 602 is determined according to actual conditions and processing cost, and the working requirement is met.

Through the cooperation of the third jacket 601, the water pump 602 and the interface 603, under the action of the water pump 602, the cooling water can be output from the water tank 4, enter the heat exchange tank 5 through the driving mechanism, and then flow back to the water tank.

When the frequency converter works, the heat dissipation fan 202 and the water pump 602 are started simultaneously, wherein the water pump 602 makes the cooling water in the water tank 4 enter the tank 501 through the third casing 601, via the interface 603 and the liquid inlet 503, flow in the tank 501 in an "S" shape under the limit of the partition 602, and finally flow out of the tank 501 through the liquid outlet 504, enter the water tank 4 through the liquid outlet 404, and flow to the water pump 602, the heat dissipation fan 202 extracts the air in the heat dissipation body 2, the outside air enters the heat dissipation body 2 through the air inlet 203, during this process, the heat in the frequency converter is transferred to the tank 501 and the fins 505, when the cooling water flows in the tank 501, the heat is transferred to the cooling water through the tank 501, the cooling water flows in the tank 501 and enters the water tank 4, the heat carried by the cooling water is transferred to the second casing 301 through the third heat conduction sheet 304, and the heat is transferred to the second heat conduction sheet 303 through the second casing 301, through the effect of a plurality of second conducting strips 303, the heat fully contacts with the air that flows for the heat wraps up under the clamp and dissipates under the air that flows, in above-mentioned process, the heat in the converter can transmit to second fin 403 department via bottom plate 401, thereby contact with the cooling water, make heat transfer to third conducting strip 304 department, the inside heat dissipation of radiating main part 2 is helped to first fin 205 at first cover 201 top, improves the radiating efficiency.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "disposed," "connected," "secured," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.