CN218449844U - Frequency converter heat dissipation device capable of preventing rainwater from flowing backwards - Google Patents
Frequency converter heat dissipation device capable of preventing rainwater from flowing backwards Download PDFInfo
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- CN218449844U CN218449844U CN202222672501.7U CN202222672501U CN218449844U CN 218449844 U CN218449844 U CN 218449844U CN 202222672501 U CN202222672501 U CN 202222672501U CN 218449844 U CN218449844 U CN 218449844U
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- frequency converter
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- lower baffle
- cabinet body
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Abstract
The utility model discloses a prevent converter heat abstractor of rainwater refluence, include: the fan, the fan cover, the upper baffle and the lower baffle; the fan is embedded in the side wall of the frequency converter cabinet body and is communicated with the inside of the frequency converter cabinet body; the fan cover is covered outside the fan and fixedly connected with the outer side wall of the frequency converter cabinet body, and the bottom of the fan cover is provided with a vent; the upper baffle and the lower baffle are both arranged close to the ventilation opening and are arranged on two opposite sides in the fan housing from top to bottom; the upper baffle and the lower baffle are both obliquely and downwards arranged, and an airflow channel is formed between the upper baffle and the lower baffle. The utility model discloses simple structure, convenient assembly can enough guarantee the thermal smooth discharge that the converter produced, can also prevent the rainwater refluence.
Description
Technical Field
The utility model relates to a converter heat abstractor technical field, more specifically the converter heat abstractor who relates to a prevent rainwater refluence that says so.
Background
The frequency conversion device has the advantages of enabling the tower crane to operate stably without impact, being in place slowly, prolonging the service life of structural members, improving the safety of the tower crane and the like, and is gradually popularized in application to the tower crane. The frequency conversion device of the tower crane is a very efficient frequency conversion speed regulation and intelligent control system, a large amount of heat is usually generated in the operation process of the frequency conversion device, and the heat needs to be discharged in time in order to ensure normal operation. At present, the mode of arranging a through hole or installing a fan on a frequency conversion device cabinet body is generally adopted for heat dissipation, so that rainwater backflow is easily caused in rainy days, and certain potential safety hazards are caused.
At present, how to provide a frequency converter heat dissipation device capable of ensuring heat discharge of a frequency converter device and preventing rainwater from flowing backwards is a problem that needs to be solved urgently by technical personnel in the field.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides a prevent converter heat abstractor of rainwater refluence can enough guarantee the thermal smooth discharge of converter production, can also prevent the rainwater refluence.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a converter heat abstractor of preventing rainwater refluence includes: the fan, the fan cover, the upper baffle and the lower baffle;
the fan is embedded in the side wall of the frequency converter cabinet body and is communicated with the inside of the frequency converter cabinet body;
the fan cover is covered on the outer side of the fan and fixedly connected with the outer side wall of the frequency converter cabinet body, and a ventilation opening is formed in the bottom of the fan cover;
the upper baffle and the lower baffle are both arranged close to the ventilation opening and are sequentially arranged on two opposite sides in the fan cover from top to bottom; the upper baffle and the lower baffle are all obliquely and downwards arranged, and are overlapped to form an airflow channel.
Further, the method also comprises the following steps: a sealing strip;
the sealing strip is installed on one side of the fan cover in contact with the frequency converter cabinet body.
Furthermore, the upper baffle is installed on one side of the fan housing, which is far away from the frequency converter cabinet body, and the lower baffle is installed on one side of the fan housing, which is in contact with the frequency converter cabinet body.
Furthermore, the upper baffle is installed on one side of the fan housing, which is in contact with the frequency converter cabinet body, and the lower baffle is installed on one side of the fan housing, which is far away from the frequency converter cabinet body.
Further, the upper baffle and the lower baffle are matched with the shape of the ventilation opening.
According to the technical scheme, compare with prior art, the utility model provides a prevent converter heat abstractor of rainwater refluence, through the mode of the vent air inlet and the air-out of wind cap bottom, discharge the heat from the side of the cabinet body of the internal portion of converter cabinet, ensure thermal smooth discharge, simple structure, convenient assembling does not influence the original protection level of the converter cabinet body, and under the effect of fan housing, not only can protect the fan not receive outside abnormal stress damage, still can avoid birds to get into. Especially when installing on high altitude construction equipment such as tower machine equipment, when windy and rainy day, because the existence of upper and lower baffle to upper and lower baffle coincide each other, the rainwater can directly be intercepted by the baffle, flows out the fan housing along with the inclined plane of baffle, avoids the rainwater to follow the wind water conservancy diversion from the fan housing lower part and to the converter in, the security is higher.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be 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 embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
Fig. 1 is a schematic structural view of a frequency converter heat dissipation device for preventing backflow of rainwater provided by the present invention;
fig. 2 is an exploded view of the structure of the heat dissipation device for a frequency converter for preventing rainwater from flowing backwards;
fig. 3 is the utility model provides a prevent converter heat abstractor and the installation sketch map of the converter cabinet body of rainwater refluence.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1-3, the embodiment of the utility model discloses a converter heat abstractor of preventing rainwater refluence, include: the fan comprises a fan 1, a fan cover 2, an upper baffle 3 and a lower baffle 4;
the fan 1 is embedded in the side wall of the frequency converter cabinet body 6 and is communicated with the inside of the frequency converter cabinet body 6;
the fan cover 2 covers the outer side of the fan 1 and is fixedly connected with the outer side wall of the frequency converter cabinet body 6, and a ventilation opening is formed in the bottom of the fan cover 2;
the upper baffle 3 and the lower baffle 4 are both arranged close to the ventilation opening and are sequentially arranged on two opposite sides in the fan cover 2 from top to bottom; the upper baffle 3 and the lower baffle 4 are both obliquely arranged downwards, and are overlapped with each other to form an airflow channel.
The embodiment of the utility model provides an in, fan 1 is close to the top installation of the 6 lateral walls of the converter cabinet body, and installs at the both sides wall that the converter is relative. Under the effect of fan 1, outside air inhales through the vent from bottom to top along converter cabinet side wall, and the inside heat of converter is discharged by the vent under the effect of fan 1 simultaneously, and simple structure not only does not change the original protection level of converter. Simultaneously, under the effect of overhead gage 3 and lower baffle 4, can effectively prevent the rainwater from upwards passing through fan 1 and getting into inside the converter with the wind.
In one embodiment, further comprising: a seal strip 5;
the sealing strip 5 is arranged on one side of the fan cover 2, which is contacted with the frequency converter cabinet body 6. The embodiment of the utility model provides an in, through sealing strip 5, can make fan housing 2 and the converter cabinet body 6 closely laminate, avoid rigidity stress damage, can also avoid the rainwater to dip.
In one embodiment, the upper baffle 3 is installed at a side of the fan housing 2 away from the inverter cabinet 6, and the lower baffle 4 is installed at a side of the fan housing 2 contacting the inverter cabinet 6.
In another embodiment, the upper baffle 3 is installed on the side of the wind shield 2 contacting the inverter cabinet 6, and the lower baffle 4 is installed on the side of the wind shield 2 away from the inverter cabinet 6. The embodiment of the utility model provides an in, go up baffle 3 and baffle 4 whole be staggered arrangement down, and form airflow channel between the two, can effectively avoid the rainwater to get into inside the converter along with the wind is upwards.
Advantageously, both the upper baffle 3 and the lower baffle 4 are adapted to the shape of the ventilation opening. Specifically, in this embodiment, the edges of the upper baffle 3 and the lower baffle 4 are both tightly attached to the inner wall of the fan housing 2, and a certain gap is left between the edge of one end inclined downward and the inner wall of the fan housing 2, so as to ensure that the airflow only passes through the airflow channel between the upper baffle 3 and the lower baffle 4, and does not pass through the gap between the upper baffle 3 and the inner wall of the fan housing 3 and the gap between the lower baffle 4 and the inner wall of the fan housing 3.
Specifically, fan housing 2 is the cube structure, and the vent is bar structure, and last baffle 3 also is bar structure with lower baffle 4, and all the other borders except the border of downward sloping of last baffle 3 and lower baffle 4 all laminate with 2 inner walls of fan housing to furthest prevents that the rainwater from flowing backwards to inside the converter along with the wind.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. The device disclosed by the embodiment corresponds to the method disclosed by the embodiment, so that the description is simple, and the relevant points can be referred to the method part for description.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (5)
1. The utility model provides a prevent converter heat abstractor of rainwater refluence which characterized in that includes: the fan, the fan cover, the upper baffle and the lower baffle;
the fan is embedded in the side wall of the frequency converter cabinet body and is communicated with the inside of the frequency converter cabinet body;
the fan cover is covered on the outer side of the fan and fixedly connected with the outer side wall of the frequency converter cabinet body, and a ventilation opening is formed in the bottom of the fan cover;
the upper baffle and the lower baffle are both arranged close to the ventilation opening and are sequentially arranged on two opposite sides in the fan housing from top to bottom; the upper baffle and the lower baffle are all obliquely and downwards arranged, and are overlapped to form an airflow channel.
2. The frequency converter heat dissipation device for preventing backflow of rainwater according to claim 1, further comprising: a sealing strip;
the sealing strip is installed on one side of the fan cover in contact with the frequency converter cabinet body.
3. The frequency converter heat dissipation device for preventing rainwater from flowing backwards as claimed in claim 1, wherein the upper baffle is mounted on a side of the fan housing away from the frequency converter cabinet, and the lower baffle is mounted on a side of the fan housing contacting with the frequency converter cabinet.
4. The frequency converter heat dissipation device for preventing rainwater from flowing backwards as claimed in claim 1, wherein the upper baffle is mounted on a side of the fan housing contacting with the frequency converter cabinet, and the lower baffle is mounted on a side of the fan housing away from the frequency converter cabinet.
5. The frequency converter heat dissipation device for preventing backflow of rainwater according to claim 1, wherein the upper baffle and the lower baffle are both adapted to the shape of the ventilation opening.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222672501.7U CN218449844U (en) | 2022-10-11 | 2022-10-11 | Frequency converter heat dissipation device capable of preventing rainwater from flowing backwards |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222672501.7U CN218449844U (en) | 2022-10-11 | 2022-10-11 | Frequency converter heat dissipation device capable of preventing rainwater from flowing backwards |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218449844U true CN218449844U (en) | 2023-02-03 |
Family
ID=85042550
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222672501.7U Active CN218449844U (en) | 2022-10-11 | 2022-10-11 | Frequency converter heat dissipation device capable of preventing rainwater from flowing backwards |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218449844U (en) |
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2022
- 2022-10-11 CN CN202222672501.7U patent/CN218449844U/en active Active
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