CN223428761U - A water-cooled inverter complete machine - Google Patents

Abstract

The utility model introduces a water-cooled inverter, which is mainly composed of a chassis, a water-cooling box and a water-cooling plate. The chassis serves as the main frame, and the water-cooling plate is fixed inside the chassis by screw locking. One side of the chassis is affixed with a mounting plate, and the main electronic components of the inverter are installed on the mounting plate. A first water pipe opening is provided on the water-cooling plate, which penetrates the chassis wall and extends directly into the water-cooling box on one side of the chassis. The water-cooling box is arranged on one side of the chassis by a threaded connection, and is provided with a second water pipe opening, which is connected to the first water pipe opening through a pipe to form a coolant circulation loop. A micro water pump is connected to the outside of the loop to drive the coolant to flow in the loop. This structure achieves efficient heat dissipation of the inverter through the circulation of the coolant in the closed loop, ensures its stability and reliability under long-term operation, and provides an effective solution for the heat dissipation of the inverter.

Description

Water-cooled frequency converter complete machine

Technical Field

The utility model relates to a complete machine of a frequency converter, in particular to a complete machine of a water-cooled frequency converter.

Background

With the continuous development of industrial automation and power electronics technologies, the frequency converter is used as key equipment for motor speed regulation and energy conservation, and the requirements on performance stability and reliability are higher and higher.

However, the frequency converter generates a large amount of heat during operation, and if heat cannot be dissipated in time, the internal temperature of the frequency converter is increased, so that the performance and the service life of the frequency converter are affected. Although the conventional heat dissipation methods, such as fan heat dissipation and heat dissipation fins, can solve the heat dissipation problem to a certain extent, the heat dissipation effect can be greatly reduced and even the frequency converter may be damaged under severe environments such as high temperature, high humidity, dust and the like.

Disclosure of utility model

In view of the above, it is necessary to provide a water-cooled inverter complete machine for solving at least one of the above problems, which comprises a chassis, a water-cooled tank and a water-cooled plate, wherein the water-cooled plate is fixedly arranged on the chassis, a mounting plate is attached to one surface of the water-cooled plate, the water-cooled tank is arranged on one side of the chassis, a first water pipe orifice is connected to the water-cooled plate, the first water pipe orifice penetrates through the chassis and is arranged in the water-cooled tank, a second water pipe orifice is further arranged in the water-cooled tank, and the second water pipe orifice is connected with the first water pipe orifice through a water pipe.

Preferably, the case is further provided with a vent hole, and is communicated with the water cooling tank.

Preferably, the water cooling plate is provided with a plurality of through holes.

Preferably, the water cooling plate is integrally formed.

Preferably, ventilation holes are formed in the bottoms of the side plates of the case, and the ventilation holes are regularly arranged to form an arrow shape and point to a cabinet door of the case.

Preferably, a plurality of groups of fans are arranged at the top of the case, and the blowing direction of the fans is from the top to the bottom of the case.

Drawings

1. The device comprises a case, 11, a vent hole, 12, a ventilation hole, 2, a water cooling box, 3, a water cooling plate, 31, a first water pipe orifice, 32, a second water pipe orifice, 33, a mounting plate, 34, a through hole, 4 and a fan.

Fig. 1 is a schematic structural diagram of a first view angle of a complete water-cooled frequency converter according to an embodiment of the utility model.

Fig. 2 is a schematic diagram of a second view angle of a complete machine of a water-cooled frequency converter according to an embodiment of the utility model

FIG. 3 is a schematic diagram illustrating a third view angle of a complete machine of a water-cooled inverter according to an embodiment of the present utility model

FIG. 4 is a schematic view of a water-cooled plate according to an embodiment of the utility model

Detailed Description

In order to make the objects, technical schemes and advantages of the utility model more clear, the whole water-cooled frequency converter of the utility model is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

In the description of the present utility model, unless otherwise indicated, the terms "plurality" and "plurality" mean two or more, and the terms "center", "longitudinal", "transverse", "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. refer to the orientation or positional relationship based on the drawings, and are merely for convenience of description and simplification of description, and do not indicate or imply that the apparatus or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as limiting the utility model. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, unless explicitly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected, mechanically connected, electrically connected, directly connected, indirectly connected via an intervening medium, or in communication between two elements. The specific meaning of the above terms in this application can be understood by those of ordinary skill in the art in a specific context.

Referring to fig. 1 to 4, the complete machine of the water-cooled frequency converter according to the embodiment of the utility model includes a case 1, a water cooling tank 2 and a water cooling plate 3, the water cooling plate 3 is fixedly disposed on the case 1, a mounting plate 33 is attached to one surface of the water cooling plate 3, the water cooling tank 2 is disposed on one side of the case 1, the water cooling plate 3 is connected with a first water pipe orifice 31, the first water pipe orifice 31 is disposed through the case 1 and is disposed on the water cooling tank 2, the water cooling tank 2 is further provided with a second water pipe orifice 32, and the second water pipe orifice 32 is connected with the first water pipe orifice 31 through a water pipe.

In the above embodiment, the whole machine is mainly composed of the cabinet 1, the water cooling tank 2 and the water cooling plate 3. The case 1 is used as a main body frame, and four corners of the water cooling plate 3 are fixedly arranged on the case 1 through screw locking. The water cooling plate 3 is fixed inside the chassis 1, and one surface of the water cooling plate is attached with a mounting plate 33, and the attaching mode includes, but is not limited to glue attaching, and main electronic elements of the frequency converter are mounted on the mounting plate 33 so as to realize effective heat conduction.

The water cooling plate 3 is provided with a first water pipe orifice 31 which penetrates the wall of the case 1 and directly extends into the water cooling tank 2 at one side of the case 1. The water cooling tank 2 is arranged on one side of the case 1 through threaded connection. The water cooling tank 2 is provided with a second water nozzle 32 which is connected to the first water nozzle 31 by a pipe to form a start point and an end point of a coolant circulation loop.

In particular, the second water nozzle 32 is externally connected with a micro water pump for driving the cooling liquid to flow in the circulation loop. The cooling liquid enters the water cooling plate 3 from the first water pipe orifice 31, absorbs heat conducted by the mounting plate 33, returns to other parts of the cooling system (such as a radiator or a heat exchange device) through the second water pipe orifice 32, and enters the water cooling plate 3 again under the action of the micro water pump to form a continuous circulation. The whole structure realizes the efficient heat dissipation of the frequency converter through the circulating flow of the cooling liquid in the closed loop, and ensures the stability and reliability of the frequency converter under long-time operation.

Referring to fig. 1 to 4, in another embodiment, the case 1 is further provided with a vent hole 11, which is communicated with the water cooling tank 2 to promote air circulation and assist heat dissipation.

Referring to fig. 1 to 4, in another embodiment, the water cooling plate 3 is provided with a plurality of through holes 34, and first, the plurality of through holes 34 can increase the contact area between the water cooling plate 3 and the cooling liquid, so as to improve the heat exchange efficiency, and enable the heat generated by the frequency converter to be absorbed and taken away by the cooling liquid more rapidly. Secondly, the design of the through holes 34 is beneficial to the formation of more uniform flow of the cooling liquid in the water cooling plate 3, so that the problem of local overheating or uneven cooling is avoided, and the stability and consistency of the overall heat dissipation effect of the frequency converter are ensured. In addition, the through holes 34 can reduce the weight of the water cooling plate 3 to a certain extent, and meanwhile, the structural strength and the heat dissipation performance of the water cooling plate are maintained, so that the light weight design and optimization of the whole machine are facilitated.

Referring to fig. 1 to 4, in another embodiment, the water cooling plate 3 is integrally formed, and the integrally formed water cooling plate 3 has a more compact and stable overall structure, so that gaps and potential water leakage risks caused by assembly are reduced, and the reliability and durability of the whole machine are improved.

Referring to fig. 1 to 4, in another embodiment, ventilation holes 12 are formed at the bottom of the side plate of the cabinet 1, and the ventilation holes 12 are regularly arranged to form an arrow shape and point to the cabinet door of the cabinet 1. The top of the case 1 is provided with a plurality of groups of fans 4, and the blowing direction of the fans 4 is from the top to the bottom of the case 1. The ventilation holes 12 formed in the bottom of the side plate of the case 1 are regularly arranged to form an arrow shape and point to the cabinet door of the case 1, so that staff can conveniently recognize the cabinet door, and meanwhile, the air circulation inside the case 1 is enhanced, and the heat dissipation efficiency is improved. The multi-group fan 4 arranged at the top of the case 1 blows to the top to the bottom of the case 1, and forms effective air convection with the design of the ventilation holes 12, so that the discharge of heat in the case 1 is accelerated, and the heat dissipation performance is further improved. This kind of structural design still helps reducing the internal laying dust of quick-witted case 1, because cold air gets into from the bottom, after quick-witted case 1 is inside, hot air and dust are discharged by fan 4 at top more easily, thereby kept inside cleanness and the radiating efficiency of quick-witted case 1, simultaneously, can also send into inside the water cooling tank 2 through ventilation hole 11 with wind, carry out the forced air cooling to first water pipe mouth 31 and second water pipe mouth 32 connecting water pipe and dispel the heat, improve radiating efficiency, this kind of comprehensive radiating design has not only improved the operating stability and the reliability of converter, has still prolonged its life, the maintenance cost has been reduced.

The present utility model is not limited to the preferred embodiments, and the present utility model is described above in any way, but is not limited to the preferred embodiments, and any person skilled in the art will appreciate that the present utility model is not limited to the embodiments described above, while the above disclosure is directed to various equivalent embodiments, which are capable of being modified or altered in some ways, any simple modification, equivalent variations and alterations made to the above embodiments according to the technical principles of the present utility model will still fall within the scope of the technical aspects of the present utility model.

Claims (6)

1. The utility model provides a water-cooling converter complete machine, its characterized in that, includes quick-witted case, water cooling tank and water-cooling board, the water-cooling board set firmly in the machine case, the one side of water-cooling board paste and be equipped with the mounting panel, the water-cooling tank set up in one side of machine case, the water-cooling board connects and is equipped with first water pipe mouth, first water pipe mouth wears to locate the machine case and arranges in the water-cooling tank, the water-cooling tank still is provided with the second water pipe mouth, the second water pipe mouth passes through the water pipe and links to each other with first water pipe mouth.

2. The complete machine of the water-cooled frequency converter of claim 1, wherein the machine case is further provided with a vent hole communicated with the water-cooled tank.

3. The complete water-cooled frequency converter of claim 1, wherein the water-cooled plate is provided with a plurality of through holes.

4. The complete machine of the water-cooled frequency converter of claim 3, wherein the water-cooled plate is integrally formed.

5. The complete machine of the water-cooled frequency converter of claim 1, wherein ventilation holes are formed in the bottoms of the side plates of the machine case, and the ventilation holes are regularly arranged to form an arrow shape and point to a cabinet door of the machine case.

6. The complete machine of the water-cooled frequency converter of claim 5, wherein a plurality of groups of fans are arranged at the top of the machine case, and the blowing direction of the fans is from the top to the bottom of the machine case.