CN209748393U - frequency converter cooling system - Google Patents
frequency converter cooling system Download PDFInfo
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- CN209748393U CN209748393U CN201920241325.7U CN201920241325U CN209748393U CN 209748393 U CN209748393 U CN 209748393U CN 201920241325 U CN201920241325 U CN 201920241325U CN 209748393 U CN209748393 U CN 209748393U
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- frequency converter
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- cooling system
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Abstract
The utility model discloses a converter cooling system, the utility model discloses the cooling system of converter is through the fan unit heat dissipation, and for preventing dust, the air inlet end in the cavity at fan unit inner place is provided with the shield structure, and when fan unit during operation, the dynamics of its fan convulsions is enough to open the shield. The filter is arranged on the side of the outer connecting shell, the filter is an activated carbon filter, the activated carbon has a water absorption function, gaps among the activated carbon in the filter are large, enough air can pass through the gaps among the activated carbon, and moisture in the air can be absorbed after the air passes through the activated carbon. Air is guided into the bottom of the frequency converter shell from the outer shell, then the air upwards enters the inner end cavity of the fan device through the inclined plate, and finally the air is discharged out of the frequency converter shell from the fan device. The filter can be replaced.
Description
Technical Field
The utility model relates to a converter technical field, specific saying so relates to a converter cooling system.
background
In the converter field, frequency conversion cabinet-type air conditioner's calorific capacity often is very high, and heat abstractor can satisfy the cooling demand. Meanwhile, for a large frequency conversion cabinet air conditioner system, higher requirements are provided for the aspects of the overall size, the cost, the connection of an external circulation pipeline, the control difficulty and the like of the heat dissipation device. In some specific cabinet inverter systems, the heat dissipation device needs to be matched with the size of the whole cabinet inverter system, so as to avoid the problem of difficult installation of the heat dissipation system of the frequency converter.
The frequency converter is an electric appliance product, and the interior of the frequency converter needs to be dustproof and waterproof so as to avoid the influence of dust or water on the interior of the frequency converter.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art, the to-be-solved technical problem of the utility model lies in providing a converter cooling system, this cooling system is through fan unit convulsions heat dissipation, is provided with dustproof construction inside the converter casing.
In order to solve the technical problem, the utility model discloses a following scheme realizes: a frequency converter cooling system comprises a frequency converter shell, wherein an external shell is arranged in a vertical half area of the front side surface of the frequency converter shell, the external shell is connected with the frequency converter shell in a sealing manner, the internal part of the external shell is separated into an upper cavity and a lower cavity through a partition plate, the partition plate is provided with an air hole communicated with the upper cavity and the lower cavity, a shutter is arranged on the wall surface of the frequency converter shell in the lower cavity area, the shutter is communicated with the lower cavity and an inner cavity of the frequency converter shell, a plurality of threaded mounting holes are formed in the side wall surface of the upper cavity of the external shell, a filter is screwed on each threaded mounting hole, a circuit board device is arranged inside the frequency converter shell, a partition plate is arranged at the lower end of the circuit board device to separate the high pressure area and the low pressure area of the circuit board device, an upward air channel is formed, the heat conducting plate is installed on a vertical bracket plate on one side, and a rotary dust cover is arranged at the upper end of the vertical bracket plate;
The upper end of the frequency converter shell is provided with a fan device, one side of the inner side of the fan device is provided with a vertical support, and the vertical support separates an area where the inner end of the fan device is located from a cavity where the circuit board device is located;
an oblique opening gap is formed between the vertical support and the vertical support plate, an oblique plate with a through hole is fixed at the oblique opening gap, and the through hole in the oblique plate can be covered by the dust cover after the dust cover rotates;
The left side area of the heat conducting plate is a closed area which is connected with the inner wall of the shell of the frequency converter, so that the chamber where the inner end of the fan device is located only has one air inlet of the inclined plate.
Further, the filter is an activated carbon filter.
Furthermore, the activated carbon filter comprises a rod body and a rotating disk, activated carbon is filled in the inner cavity of the rod body, an air hole is formed in one end of the rod body, the other end of the rod body is connected with the rotating disk, a through hole is formed in the middle of the rotating disk and communicated with the inner cavity of the rod body, a mesh enclosure is arranged at the outer opening of the through hole, and threads are arranged on the outer wall of the root of the rod body.
furthermore, one end of the dustproof cover is connected to the vertical support plate through a rotating shaft, and the cover surface of the dustproof cover is a light and thin surface sheet.
further, the cover surface is a hard paper sheet with the thickness of 0.5-1 mm.
further, the fan device comprises a fan, and the air draft speed of the fan is enough to open the cover surface.
Further, the heat-conducting plate is an aluminum heat-conducting plate.
further, the aluminum heat-conducting plate is provided with radiating fins.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses the cooling system of converter is through the fan unit heat dissipation, and for preventing dust, the air inlet end in the cavity at fan unit inner place is provided with the shield structure, and when fan unit during operation, the dynamics of its fan convulsions is enough to open the shield. The filter is arranged on the side of the outer connecting shell, the filter is an activated carbon filter, the activated carbon has a water absorption function, gaps among the activated carbon in the filter are large, enough air can pass through the gaps among the activated carbon, and moisture in the air can be absorbed after the air passes through the activated carbon. Air is guided into the bottom of the frequency converter shell from the outer shell, then the air upwards enters the inner end cavity of the fan device through the inclined plate, and finally the air is discharged out of the frequency converter shell from the fan device. The filter can be replaced.
Drawings
FIG. 1 is a perspective view of the frequency converter of the present invention;
FIG. 2 is a schematic view of a cooling system of the frequency converter of the present invention;
FIG. 3 is a schematic view of the present invention showing the opening of the dust cap;
Fig. 4 is a schematic diagram of the filter structure of the present invention.
Detailed Description
The preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings, so that the advantages and features of the present invention can be more easily understood by those skilled in the art, and the scope of the present invention can be more clearly and clearly defined.
Example 1: the utility model discloses a converter cooling system's concrete structure as follows:
Referring to the attached drawings 1-4, the utility model discloses a frequency converter cooling system, including a frequency converter shell 1, the vertical half region of the front side of the frequency converter shell 1 is provided with an external shell 5, the external shell 5 is in sealing connection with the frequency converter shell 1, the inside thereof is separated into an upper cavity 51 and a lower cavity 52 through a baffle plate, the baffle plate is provided with an air hole to communicate the upper cavity and the lower cavity, the wall surface of the frequency converter shell 1 in the lower cavity 52 region is provided with a shutter 53, the shutter 53 communicates the lower cavity and the inner cavity of the frequency converter shell, the side wall surface of the upper cavity of the external shell 5 is provided with a plurality of threaded mounting holes 4, a filter 6 is screwed on each threaded mounting hole 4, a circuit board device 104 is installed in the frequency converter shell 1, the lower end of the circuit board device 104 is provided with a separation plate 103 to separate the high pressure region and the low pressure region of the circuit board device 104, the separation plate 103 forms an, the upper end of the high-pressure area of the circuit board device 104 is connected with a heat conducting plate 102, the heat conducting plate 102 is laterally arranged on a vertical support plate 107, and the upper end of the vertical support plate 107 is provided with a rotary dustproof cover 101;
the upper end of the frequency converter shell 1 is provided with a fan device 2, one side of the inner side of the fan device 2 is provided with a vertical support 105, and the vertical support 105 separates the area where the inner end of the fan device is located from the cavity where the circuit board device 104 is located;
an oblique opening gap is formed between the vertical support 105 and the vertical support plate 107, an oblique plate 106 with a through hole is fixed at the oblique opening gap, and the through hole on the oblique plate 106 can be covered by the dust cover 101 after rotation;
The left area of the heat conducting plate 102 is a closed area, and the closed area is connected with the inner wall of the frequency converter shell 1, so that the chamber where the inner end of the fan device 2 is located only has one air inlet of the inclined plate 106.
a preferred technical solution of this embodiment: the filter 6 is an activated carbon filter.
a preferred technical solution of this embodiment: the activated carbon filter comprises a rod body 61 and a rotating disc 64, activated carbon 62 is filled in the inner cavity of the rod body 61, one end of the rod body is provided with an air hole, the other end of the rod body is connected with the rotating disc 64, the middle of the rotating disc 64 is provided with a through hole which is communicated with the inner cavity of the rod body, the outer opening part of the through hole is provided with a mesh cover 65, and the outer wall of the root part of the rod body is provided.
A preferred technical solution of this embodiment: one end of the dust cover 101 is connected to the vertical support plate 107 through a rotating shaft, and the cover surface of the dust cover is a light and thin patch.
A preferred technical solution of this embodiment: the cover surface is a hard paper sheet with the thickness of 0.5-1 mm.
A preferred technical solution of this embodiment: the fan device 2 comprises a fan, and the air draft speed of the fan is enough to open the cover.
A preferred technical solution of this embodiment: the heat conducting plate 102 is an aluminum heat conducting plate.
A preferred technical solution of this embodiment: the aluminum heat-conducting plate is provided with radiating fins.
Example 2:
As shown in fig. 1, a touch display screen 7 is disposed at the upper end of the frequency converter housing 1 and on a side close to the fan device, a control switch 8 is disposed on a side surface of the touch display screen 7, the upper end of the mounting surface of the frequency converter housing 1 extends upward to form an extension plate, and two hanging holes 3 are disposed on the extension plate.
Example 3: the utility model discloses a converter cooling system operation step as follows:
1. Starting a control switch 8, and setting parameters through a touch display screen 7;
2. The fan device 2 works, and the fan device 2 is provided with 2 groups, namely 2 fans draw air;
3. after the two fans rotate, the pressure intensity of a cavity where the inner end of the fan device 2 is located is reduced, the dustproof cover is opened due to continuous air draft, and air in the inner cavity of the low-pressure area of the frequency converter shell 1 is exhausted from the inclined plate and simultaneously carries heat out;
4. as the air in the low pressure zone chamber is exhausted, the lower chamber air outside the louvers 53 is brought into the low pressure zone chamber;
5. after the air in the lower cavity is taken out, the air in the upper cavity enters the lower cavity from the air hole;
6. The upper chamber air is sent to the lower chamber and the cool air outside the frequency converter housing 1 enters the upper chamber from the filter.
The utility model discloses the cooling system of converter is through the fan unit heat dissipation, and for preventing dust, the air inlet end in the cavity at fan unit inner place is provided with the shield structure, and when fan unit during operation, the dynamics of its fan convulsions is enough to open the shield. The filter is arranged on the side of the outer connecting shell, the filter is an activated carbon filter, the activated carbon has a water absorption function, gaps among the activated carbon in the filter are large, enough air can pass through the gaps among the activated carbon, and moisture in the air can be absorbed after the air passes through the activated carbon. Air is guided into the bottom of the frequency converter shell from the outer shell, then the air upwards enters the inner end cavity of the fan device through the inclined plate, and finally the air is discharged out of the frequency converter shell from the fan device.
The filter can be replaced, and the performance of the activated carbon can be reduced after the activated carbon adsorbs water, so that the activated carbon in the filter can be replaced at intervals, and the market price of the activated carbon is lower.
The above only is the preferred embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent flow changes made by the contents of the specification and the drawings, or directly or indirectly applied to other related technical fields, are included in the same way in the protection scope of the present invention.
Claims (8)
1. A frequency converter cooling system comprises a frequency converter shell (1), and is characterized in that: the high-pressure and low-pressure air-conditioning system is characterized in that an external shell (5) is arranged in a vertical half area of the front side surface of the frequency converter shell (1), the external shell (5) is in sealing connection with the frequency converter shell (1), the interior of the external shell is divided into an upper cavity (51) and a lower cavity (52) through a partition plate, the partition plate is provided with an air hole for communicating the upper cavity with the lower cavity, a louver (53) is arranged on the wall surface of the frequency converter shell (1) in the lower cavity (52) area, the louver (53) is communicated with the lower cavity and the inner cavity of the frequency converter shell, a plurality of threaded mounting holes (4) are arranged on the side wall surface of the upper cavity of the external shell (5), a filter (6) is screwed on each threaded mounting hole (4), a circuit board device (104) is arranged in the frequency converter shell (1), a separation plate (103) is arranged at the lower end of the circuit board device (104) for separating the high-pressure area from the, the upper end of a high-pressure area of the circuit board device (104) is connected with a heat conducting plate (102), the heat conducting plate (102) is laterally arranged on a vertical support plate (107), and the upper end of the vertical support plate (107) is provided with a rotary dustproof cover (101);
The upper end of the frequency converter shell (1) is provided with a fan device (2), one side of the inner side of the fan device (2) is provided with a vertical support (105), and the vertical support (105) separates the area where the inner end of the fan device is located from the cavity where the circuit board device (104) is located;
An oblique opening gap is formed between the vertical support (105) and the vertical support plate (107), an oblique plate (106) with a through hole is fixed at the oblique opening gap, and the dust cover (101) can cover the through hole in the oblique plate (106) after rotating;
the left side area of the heat conducting plate (102) is a closed area which is connected with the inner wall of the frequency converter shell (1), so that the chamber where the inner end of the fan device (2) is located is only provided with one air inlet of the inclined plate (106).
2. The frequency converter cooling system of claim 1, wherein: the filter (6) is an activated carbon filter.
3. A frequency converter cooling system according to claim 2, characterized in that: the activated carbon filter comprises a rod body (61) and a rotating disc (64), activated carbon (62) is filled in the inner cavity of the rod body (61), an air hole is formed in one end of the rod body, the other end of the rod body is connected with the rotating disc (64), a through hole is formed in the middle of the rotating disc (64) and communicated with the inner cavity of the rod body, a mesh cover (65) is arranged at the outer opening of the through hole, and threads are arranged on the outer wall of the root of the rod.
4. the frequency converter cooling system of claim 1, wherein: one end of the dustproof cover (101) is connected to the vertical support plate (107) through a rotating shaft, and the cover surface of the dustproof cover is a light and thin patch.
5. The frequency converter cooling system of claim 4, wherein: the cover surface is a hard paper sheet with the thickness of 0.5-1 mm.
6. The frequency converter cooling system of claim 5, wherein: the fan device (2) comprises a fan, and the air draft speed of the fan is enough to open the cover surface.
7. The frequency converter cooling system of claim 1, wherein: the heat-conducting plate (102) is an aluminum heat-conducting plate.
8. The frequency converter cooling system of claim 7, wherein: the aluminum heat-conducting plate is provided with radiating fins.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920241325.7U CN209748393U (en) | 2019-02-26 | 2019-02-26 | frequency converter cooling system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920241325.7U CN209748393U (en) | 2019-02-26 | 2019-02-26 | frequency converter cooling system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209748393U true CN209748393U (en) | 2019-12-06 |
Family
ID=68708035
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920241325.7U Active CN209748393U (en) | 2019-02-26 | 2019-02-26 | frequency converter cooling system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209748393U (en) |
-
2019
- 2019-02-26 CN CN201920241325.7U patent/CN209748393U/en active Active
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