CN214101193U

CN214101193U - Waterproof radiating converter control box

Info

Publication number: CN214101193U
Application number: CN202022979773.2U
Authority: CN
Inventors: 黄少勇; 屈永江; 罗松平
Original assignee: Youzhong New Energy Shenzhen Co ltd
Current assignee: Youzhong New Energy Shenzhen Co ltd
Priority date: 2020-12-09
Filing date: 2020-12-09
Publication date: 2021-08-31
Anticipated expiration: 2030-12-09

Abstract

The utility model relates to a waterproof radiating converter control box, include: an air intake and drainage part and a heat dissipation part; the air inlet and drainage part comprises an outer shell, a water baffle and an air flow channel, wherein the outer shell comprises two first side walls and a bottom wall, the two first side walls are respectively provided with a first air inlet, the bottom wall is provided with a heat dissipation hole, the water baffle corresponds to the heat dissipation hole in position, one end of the water baffle close to the heat dissipation hole is arranged in a downward inclined mode, and the air flow channel is communicated with the outside through the first air inlet; the heat dissipation part is arranged in the outer shell and corresponds to the heat dissipation holes in position, the heat dissipation part comprises an inner shell and an exhaust fan, the bottom of the inner shell is provided with an opening, the inner shell comprises a top wall, the top wall is provided with a communication hole, the inner shell is communicated with an air flow channel through the communication hole, and the exhaust fan is arranged at the bottom of the inner shell; above-mentioned converter control box can effectively waterproof heat dissipation, guarantees that the converter lasts and keeps job stabilization.

Description

Waterproof radiating converter control box

Technical Field

The utility model belongs to the technical field of the converter technique and specifically relates to a waterproof radiating converter control box.

Background

The frequency converter is used for controlling power control equipment of the alternating current motor by changing the frequency mode of a working power supply of the motor, and mainly comprises a rectification unit (alternating current to direct current), a filtering unit, an inversion unit (direct current to alternating current), a braking unit, a driving unit, a detection unit and a microprocessing unit; the frequency converter adjusts the voltage and frequency of an output power supply by switching on and off an internal IGBT, and provides the required power supply voltage according to the actual requirement of the motor, so that the aims of energy conservation and speed regulation are fulfilled; with the continuous improvement of the industrial automation degree, the frequency converter is also widely applied.

Always will assemble in the control box at outdoor converter, can completely cut off external environment adverse factor's interference like this, to installing in open air high-voltage inverter control box, for realizing the heat dissipation, need set up the louvre at the control box, lead to open air high-voltage inverter to not have rain-proof function from this, when the rainwater enters into the control box inside, serious consequences such as short circuit easily appear, it is visible, if solve above-mentioned problem, important meaning has.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a can effective waterproof radiating converter control box, this control box has fine rain-proof water effect, guarantees that the converter lasts and keeps job stabilization.

In order to realize the purpose, the utility model provides a technical scheme does: a waterproof radiating converter control box includes: an air intake and drainage part and a heat dissipation part;

the air inlet and water discharge part comprises an outer shell, a water baffle and an air flow channel, the outer shell comprises two first side walls and a bottom wall, first air inlet holes are formed in the two first side walls respectively, heat dissipation holes are formed in the bottom wall, the water baffle corresponds to the heat dissipation holes in position, the water baffle is connected with the outer shell, one end, close to the heat dissipation holes, of the water baffle is arranged in a downward inclined mode, and the air flow channel is communicated with the outside through the first air inlet holes;

the heat dissipation part is arranged in the outer shell and corresponds to the heat dissipation holes in position, the heat dissipation part comprises an inner shell and an exhaust fan, an opening is formed in the bottom of the inner shell, the inner shell comprises a top wall, communication holes are formed in the top wall, the inner shell is communicated with the air flow channel through the communication holes, and the exhaust fan is arranged at the bottom of the inner shell.

Furthermore, a water retaining cover which is arranged at a downward opening is arranged at the position, corresponding to the position of the air inlet, on the outer wall of the outer shell.

Further, the inclination angle of the water baffle is 30-60 degrees.

Furthermore, the inner shell further comprises two second side walls, and second air inlets are respectively formed in the two second side walls.

Furthermore, a drain hole is formed in the bottom wall.

Further, the utility model discloses a converter control box still includes the chamber door, the chamber door with the shell body is articulated.

Furthermore, a frequency display screen is arranged on the box door.

Furthermore, a temperature display screen is arranged on the box door.

Further, the utility model discloses a converter control box still includes the hasp piece, the hasp piece includes lock portion and hook portion, be equipped with the jack on the shell body, the lock portion with the jack is pegged graft, be equipped with the key hole on the lock portion, the chamber door with hook portion's position department of correspondence is equipped with block portion.

Further, the clamping part is a U-shaped plate.

The beneficial effects of the utility model reside in that: in rainy weather or other humid environment, when water flows into along with the air from the inlet port, through setting up the breakwater of slope, the drop of water is beaten and is fallen on the slope of breakwater through self gravity along the slope landing, discharge from the inlet port, the air passes through the air current channel and enters into in the inner casing that is equipped with the converter from the intercommunicating pore, rotate through the air discharge fan and produce the negative pressure and accelerate air flow rate, make quick air current take the heat that the converter produced to discharge from the radiating hole, whole process has realized that the converter lasts effective waterproof radiating technological effect, this converter control box simple structure, low in manufacturing cost.

Drawings

Fig. 1 is a schematic view of the overall structure of the embodiment of the present invention.

Fig. 2 is a schematic diagram of the internal structure of the embodiment of the present invention.

Fig. 3 is an overall structure exploded view of the embodiment of the present invention.

Fig. 4 is a partially disassembled view of the embodiment of the present invention.

Fig. 5 is a schematic structural view of the fastener of the embodiment of the present invention.

In the figure, an air inlet and water discharge part 100, an outer shell 110, a first side wall 111, a bottom wall 112, a first air inlet 113, a heat dissipation hole 114, a water retaining cover 115, a plug hole 116, a water retaining plate 120 and an air flow channel 130; the heat dissipation part 200, the inner case 210, the top wall 211, the communication hole 212, the second sidewall 213, the second intake hole 214, the exhaust fan 220; a door 300, an engaging portion 310; a locking fastener 400; lock portion 410, hook portion 420.

Detailed Description

In order to make the purpose, technical solution and advantages of the present invention more clearly understood, the following description, with reference to the accompanying drawings and embodiments, is a further detailed description of a waterproof and heat-dissipating converter control box of the present invention. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "central," "longitudinal," "lateral," "upper," "lower," "left," "right," "inner," "outer," "front," "rear," "head," "tail," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for convenience and simplicity of description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be construed as limiting the invention. 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 application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application will be understood by those of ordinary skill in the art from the specific context.

Referring to fig. 1-3, in the specific embodiment provided by the present invention, the frequency converter control box mainly includes: an air intake-drain portion 100 and a heat radiation portion 200.

The air inlet and water discharge part 100 comprises an outer shell 110, a water baffle 120 and an air flow channel 130, the outer shell 110 comprises two first side walls 111 and a bottom wall 112, the two first side walls 111 are respectively provided with a first air inlet hole 113, the bottom wall 112 is provided with a heat radiation hole 114, the water baffle 120 is connected with the outer shell 110, the position of the water baffle 120 corresponds to the position of the heat radiation hole 114, the water baffle 120 is connected with the outer shell 110, one end of the water baffle 120, which is close to the heat radiation hole 114, is inclined and arranged, the air flow channel 130 is communicated with the outside through the first air inlet hole 113, the inclined component force of the water self gravity is discharged from the first air inlet hole 113, so that the energy saving effect is achieved, in addition, the water baffle 120 is preferably detachably connected with the outer shell 110, so that later-period replacement maintenance is facilitated, and cost is saved.

The heat dissipation part 200 is disposed in the outer housing 110 and corresponds to the heat dissipation holes 114, the heat dissipation part 200 includes an inner housing 210 and an exhaust fan 220, the bottom of the inner housing 210 is open, the inner housing 210 includes a top wall 211, a communication hole 212 is disposed on the top wall 211, the inner housing 210 is communicated with the air flow channel 130 through the communication hole 212, and the exhaust fan 220 is disposed at the bottom of the inner housing 210.

Understandably, in rainy weather or other humid environment, when water flows in along with the air from the inlet port, through setting up the breakwater of slope, the drop of water is beaten and is fallen on the slope of breakwater through self gravity along the slope landing, discharge from the inlet port, the air passes through the air current channel and enters into in the inner casing that is equipped with the converter from the intercommunicating pore, rotate through the air discharge fan and produce the negative pressure and accelerate air flow rate, make quick air current take the heat that the converter produced to discharge from the radiating hole, whole process has realized that the converter lasts effective waterproof radiating's technological effect, this converter control box simple structure, low in manufacturing cost.

Referring to fig. 2-3, in another embodiment of the present invention, a water retaining cover 115 with a downward opening is disposed on the outer wall of the outer shell 110 corresponding to the position of the air inlet 113, so that a large amount of water drops can be prevented from splashing into the air inlet stage, and the waterproof effect of the control box of the frequency converter is enhanced.

In another embodiment of the present invention, the inclination angle of the water baffle 120 is 30-60 °, so that the connection structure between the water baffle 120 and the outer shell 110 is stable and not easy to break.

Fig. 3 shows another embodiment of the present invention, the housing 210 further includes two second side walls 213, and the two second side walls 213 are respectively provided with second air inlet holes 214, so as to accelerate the heat discharging speed of the outer housing 110 and the inner housing 120.

In another embodiment of the present invention, the door of the frequency converter control box is hinged to the outer shell 110, so that the connection structure is stable, and the door can be opened and closed conveniently.

In another embodiment of the present invention, a frequency display screen is disposed on the door 300, so that the frequency change of the frequency converter can be monitored in real time to determine whether there is a fault.

The utility model discloses in another embodiment, be equipped with the temperature display screen on chamber door 300, can real-time supervision converter control box's inside temperature like this.

Referring to fig. 4-5, in another embodiment of the present invention, the frequency converter control box further includes a locking member 400, the locking member 400 includes a locking portion 410 and a hook portion 420, the outer casing 110 is provided with an insertion hole 116, the locking portion 410 is inserted into the insertion hole 116, the locking portion 410 is provided with a key hole 411, the position of the box door 300 corresponding to the hook portion 420 is provided with a locking portion 310, when the box door is closed, the hook portion 420 is connected with the locking portion 310, when the box door is to be opened, the box door can be opened by inserting a key into the insertion hole 116 to rotate the hook portion 420 to rotate circumferentially to disengage from the locking portion 310, and the assembly mode is simple in structure and is firmly fixed.

The engaging portion 310 may be a hook hole formed in the door 300, or may be a "U" shaped plate, preferably a "U" shaped plate, formed on the door 300, so as to prevent the door 300 from being painted.

The above description is only a preferred embodiment of the present invention, and the present invention is not limited to the above description in any form, and although the present invention has been disclosed with reference to the preferred embodiment, it is not limited to the present invention, and any skilled person in the art can make modifications or changes equivalent to the equivalent embodiment of the above embodiments without departing from the scope of the present invention.

Claims

1. The utility model provides a waterproof radiating converter control box which characterized in that includes: an air intake/drainage unit (100) and a heat dissipation unit (200);

the air inlet and water discharge part (100) comprises an outer shell (110), a water baffle (120) and an air flow channel (130), wherein the outer shell (110) comprises two first side walls (111) and a bottom wall (112), the two first side walls (111) are respectively provided with a first air inlet (113), the bottom wall (112) is provided with a heat radiation hole (114), the water baffle (120) corresponds to the heat radiation hole (114), the water baffle (120) is connected with the outer shell (110), one end of the water baffle (120) close to the heat radiation hole (114) is arranged in a downward inclined mode, and the air flow channel (130) is communicated with the outside through the first air inlet (113);

the heat dissipation part (200) is arranged in the outer shell (110) and corresponds to the heat dissipation hole (114), the heat dissipation part (200) comprises an inner shell (210) and an exhaust fan (220), an opening at the bottom of the inner shell (210) is arranged, the inner shell (210) comprises a top wall (211), a communication hole (212) is formed in the top wall (211), the inner shell (210) is communicated with the air flow channel (130) through the communication hole (212), and the exhaust fan (220) is arranged at the bottom of the inner shell (210).

2. The waterproof and heat-dissipating frequency converter control box of claim 1, wherein a water blocking cover (115) with a downward opening is arranged on the outer wall of the outer shell (110) at a position corresponding to the air inlet (113).

3. The waterproof and heat-dissipating frequency converter control box of claim 1, wherein the inclination angle of the water baffle (120) is 30-60 °.

4. The waterproof and heat-dissipating frequency converter control box of claim 1, wherein the inner housing (210) further comprises two second side walls (213), and the two second side walls (213) are respectively provided with a second air inlet hole (214).

5. The waterproof and heat-dissipating frequency converter control box according to claim 1, further comprising a box door (300), wherein the box door (300) is hinged to the outer housing (110).

6. The waterproof and heat-dissipating frequency converter control box according to claim 5, wherein a frequency display screen is arranged on the box door (300).

7. The waterproof and heat-dissipating frequency converter control box according to claim 5, wherein a temperature display screen is arranged on the box door (300).

8. The waterproof and heat-dissipating frequency converter control box according to claim 5, further comprising a locking piece (400), wherein the locking piece (400) comprises a locking portion (410) and a hook portion (420), a jack (116) is arranged on the outer shell (110), the locking portion (410) is inserted into the jack (116), a key hole (411) is arranged on the locking portion (410), and a clamping portion (310) is arranged at a position corresponding to the hook portion (420) of the box door (300).

9. The waterproof and heat-dissipating frequency converter control box of claim 8, wherein the engaging portion (310) is a "U" shaped plate.