CN217037032U - Frequency converter cabinet - Google Patents
Frequency converter cabinet Download PDFInfo
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- CN217037032U CN217037032U CN202220567105.5U CN202220567105U CN217037032U CN 217037032 U CN217037032 U CN 217037032U CN 202220567105 U CN202220567105 U CN 202220567105U CN 217037032 U CN217037032 U CN 217037032U
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- air inlet
- air
- air outlet
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Abstract
The utility model discloses a frequency converter cabinet, which comprises a cabinet body, a mounting plate and a heat dissipation assembly, wherein an accommodating space is formed in the cabinet body; the mounting plate is arranged in the accommodating space and divides the accommodating space into an air inlet cavity and an air outlet cavity, the air inlet is communicated with the air inlet cavity, and the air outlet is communicated with the air outlet cavity; the heat dissipation assembly comprises a heat dissipation fan and a heat radiator which are arranged on the mounting plate, the heat dissipation fan is arranged corresponding to the air inlet, the air inlet end of the heat dissipation fan is communicated with the air inlet cavity, and the air outlet end of the heat dissipation fan is communicated with the air outlet cavity so as to send the airflow entering the air inlet cavity from the air inlet to the air outlet cavity and send the airflow out from the air outlet.
Description
Technical Field
The utility model belongs to the technical field of heat dissipation devices, and particularly relates to a frequency converter cabinet.
Background
The frequency converter is a power control device which applies a frequency conversion technology and a microelectronic technology and controls an alternating current motor by changing the frequency of a working power supply of the motor, and is a core component of a frequency conversion speed regulation system. With the increasing industrial automation degree, the frequency converter is widely applied in the fields of industrial control and daily life.
In the prior art, the frequency converter cabinet is provided with an air inlet and an air outlet on a cabinet shell, so that heat dissipation of the cabinet is realized. And, the air intake and the air outlet of converter rack are installed in the same one side of rack, can't form complete heat dissipation wind channel, lead to the inside serious that generates heat of converter rack, and heat dispersion is poor.
In view of the above, there is a need for a frequency converter cabinet that overcomes the above-mentioned drawbacks.
SUMMERY OF THE UTILITY MODEL
The utility model mainly aims to provide a frequency converter cabinet, and aims to solve the technical problem that the frequency converter cabinet in the prior art is poor in heat dissipation performance.
In order to achieve the purpose, the utility model provides a frequency converter cabinet, which comprises a cabinet body, a mounting plate and a heat dissipation assembly, wherein an accommodating space is formed in the cabinet body; the mounting plate is arranged in the accommodating space and divides the accommodating space into an air inlet cavity and an air outlet cavity, the air inlet is communicated with the air inlet cavity, and the air outlet is communicated with the air outlet cavity; the heat dissipation assembly comprises a heat dissipation fan and a heat radiator which are installed on the installation plate, the heat dissipation fan corresponds to the air inlet, the air inlet end of the heat dissipation fan is communicated with the air inlet cavity, the air outlet end of the heat dissipation fan is communicated with the air outlet cavity, and therefore the air inlet enters the air inlet cavity and air flow is sent to the air outlet cavity and is sent out from the air outlet.
Preferably, an air deflector connected with the second cabinet wall is arranged on the mounting plate, and the air deflector is connected with a position, below the air outlet, on the second cabinet wall.
Preferably, the side of the air deflector connected with the mounting plate is higher than the side of the air deflector connected with the lower part of the air outlet.
Preferably, the air inlet is disposed above the first cabinet wall, the air outlet is lower than the air inlet, and the heat sink is disposed between the air outlet and the air inlet.
Preferably, the extension size of the air inlet is consistent with the width size of the first cabinet wall; the air inlet is composed of a plurality of air inlet holes which are arranged in an array mode.
Preferably, each be provided with protective cover on the fresh air inlet, protective cover's bottom seted up with the opening of fresh air inlet intercommunication.
Preferably, the extension size of the air outlet is consistent with the width size of the second cabinet wall; the air outlet is composed of a plurality of air outlet holes arranged in an array mode.
Preferably, the mounting panel is vertical to be set up, the mounting panel is seted up the intercommunication the air inlet chamber with the mounting hole in air-out chamber, radiator fan install in mounting hole department.
Preferably, the number of the heat dissipation fans is two, and the heat dissipation fans are arranged at intervals along the extending direction of the air inlet.
Preferably, the mounting panel with one side that the second cabinet wall is relative is provided with the mounting groove, the radiator joint in the mounting groove.
In the technical scheme of the utility model, a frequency converter element generates heat in the operation process, a radiator is used for absorbing the heat generated by the frequency converter element, a heat radiation fan is arranged corresponding to an air inlet, the heat radiation fan absorbs airflow from the air inlet in the operation process, the airflow enters an air inlet cavity, the understandably air outlet end at the heat radiation risk is communicated with an air outlet cavity, the heat radiation fan sends the airflow in the air inlet cavity to the air outlet cavity, and the airflow enters the air outlet cavity and then is sent out from an air outlet. It can be understood that, formed the heat dissipation wind channel between air intake, the air inlet chamber in this embodiment, air-out chamber and the air outlet, this embodiment sets up the air intake in first cabinet wall, sets up the air outlet in second cabinet wall, and first cabinet wall sets up with second cabinet wall relatively, has increased the route of air current circulation, has promoted the length in heat dissipation wind channel, has increased the radiating effect of converter rack.
Drawings
In order to more clearly illustrate the embodiments or technical solutions of the present invention, the drawings used in the embodiments or technical solutions of the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a frequency converter cabinet according to an embodiment of the present invention;
fig. 2 is a cross-sectional view of the frequency converter cabinet of fig. 1;
fig. 3 is a cross-sectional view of the frequency converter cabinet of fig. 1 at another angle.
The reference numbers illustrate:
| reference numerals | Name (R) | Reference numerals | Name (R) |
| 100 | |
13 | |
| 1 | |
30 | Heat radiation fan |
| 1a | |
31 | |
| 10 | |
10b | |
| 11 | |
11b | |
| 10a | |
101 | |
| 11a | |
101a | Opening of the |
| 2 | |
20 | |
| 1b | |
21 | |
| 1c | |
22 | |
| 12 | Frequency converter element |
The implementation, functional features and advantages of the present invention will be further described with reference to the accompanying drawings.
Detailed Description
The technical solutions in the embodiments will be described clearly and completely with reference to the drawings in the embodiments, 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 obtained by a person skilled in the art without inventive step based on the embodiments of the present invention, are within the scope of protection of the present invention.
It should be noted that all the directional indications (such as up, down, left, right, front, and rear … …) in the present embodiment are only used to explain the relative position relationship between the components, the movement situation, and the like in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indication is changed accordingly.
In addition, the descriptions related to "first", "second", etc. in the present invention are only for descriptive purposes and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one of the feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "connected," "secured," and the like are to be construed broadly, and for example, "secured" may be a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In addition, the technical solutions in the embodiments of the present invention may be combined with each other, but it must be based on the realization of the technical solutions by those skilled in the art, and when the technical solutions are contradictory to each other or cannot be realized, such a combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and do not limit the utility model.
The frequency converter is a power control device which applies a frequency conversion technology and a microelectronic technology and controls an alternating current motor by changing the frequency of a working power supply of the motor, and is a core component of a frequency conversion speed regulation system. With the increasing industrial automation degree, the frequency converter is widely applied in the fields of industrial control and daily life.
The heat dispersion of converter rack is an important index of converter rack, and the inside components and parts of ware generate heat and seriously can lead to the performance reduction of the components and parts in the rack frequently, and the heat dissipation of converter rack among the correlation technique all sets up air intake and air outlet in the front side of converter rack or rear side, leads to the heat dispersion of converter rack not enough.
Based on the above conception and problems, the present invention provides a frequency converter cabinet.
Referring to fig. 1 to fig. 3, in an embodiment of the present invention, the frequency converter cabinet 100 includes a cabinet body 1, a mounting plate 2 and a heat dissipation assembly, wherein an accommodating space 1a is formed in the cabinet body 1, the cabinet body 1 includes a first cabinet wall 10 and a second cabinet wall 11 which are oppositely disposed, the first cabinet wall 10 is provided with an air inlet 10a, and the second cabinet wall 11 is provided with an air outlet 11 a; the mounting plate 2 is arranged in the accommodating space 1a and divides the accommodating space 1a into an air inlet cavity 1b and an air outlet cavity 1c, the air inlet 10a is communicated with the air inlet cavity 1b, and the air outlet 11a is communicated with the air outlet cavity 1 c; the heat dissipation assembly comprises a heat dissipation fan 30 and a heat sink 31 which are installed on the installation plate 2, the heat dissipation fan 30 is arranged corresponding to the air inlet 10a, the air inlet end of the heat dissipation fan 30 is communicated with the air inlet cavity 1b, and the air outlet end of the heat dissipation fan 30 is communicated with the air outlet cavity 1c, so that air entering the air inlet cavity 1b from the air inlet 10a flows to the air outlet cavity 1c and is sent out from the air outlet 11 a.
In this embodiment, the frequency converter cabinet 100 is installed in the construction elevator cage for outdoor job site, the cabinet body 1 is a rectangular cabinet body 1, and is embedded into the construction elevator, the cabinet body 1 comprises a first cabinet wall 10 and a second cabinet wall 11 which are oppositely arranged, and the second cabinet wall 11 is embedded into the construction elevator cage in the installation process, so that the frequency converter cabinet 100 is stably installed, wherein the second cabinet wall 11 is exposed in the job site.
In one embodiment, the cabinet body 1 forms an accommodating space 1a, the mounting plate 2 is arranged in the accommodating cavity space, the accommodating space 1a is divided into an air inlet cavity 1b and an air outlet cavity 1c, the first cabinet wall 10 is provided with an air inlet 10a communicated with the air inlet cavity 1b, the second cabinet wall 11 is provided with an air outlet 11a communicated with the air outlet cavity 1c, the mounting plate 2 is provided with a heat radiation fan 30 and a heat radiator 31, it can be understood that a frequency converter element 12 and a control board 13 are further disposed in the air inlet chamber 1b, the control board 13 is used for controlling the frequency converter element 12 to perform frequency conversion, the control board 13 can use a PLC to perform frequency conversion on the frequency converter element 12, therefore, the lifting of the construction elevator is controlled, the air inlet cavity 1b and the air outlet cavity 1c are separated by the mounting plate 2, and rainwater can be effectively prevented from entering the air inlet cavity 1b provided with the frequency converter element 12 and the control panel 13 from the air outlet 11 a.
In this embodiment, the frequency converter element 12 generates heat during operation, the heat sink 31 is configured to absorb the heat generated by the frequency converter element 12, the heat dissipation fan 30 is installed at a position corresponding to the air inlet 10a, the heat dissipation fan 30 absorbs air flow from the air inlet 10a during operation, the air flow enters the air inlet cavity 1b, it can be understood that an air outlet end at a heat dissipation risk is communicated with the air outlet cavity 1c, the heat dissipation fan 30 sends the air flow in the air inlet cavity 1b to the air outlet cavity 1c, the air flow enters the air outlet cavity 1c and then is sent out from the air outlet 11a, in this process, the heat sink 31 is disposed at a side of the mounting plate 2 close to the air outlet cavity 1c, and the air flow passes through the heat sink 31 disposed in the air outlet cavity 1c and carries away the heat absorbed by the heat sink 31, thereby dissipating heat from the frequency converter element 12. It can be understood that, in this embodiment, a heat dissipation air duct is formed between the air inlet 10a, the air inlet cavity 1b, the air outlet cavity 1c and the air outlet 11a, in this embodiment, the air inlet 10a is disposed on the first cabinet wall 10, the air outlet 11a is disposed on the second cabinet wall 11, and the first cabinet wall 10 and the second cabinet wall 11 are disposed opposite to each other, so that a path through which air flows is increased, the length of the heat dissipation air duct is increased, and a heat dissipation effect of the frequency converter cabinet 100 is increased.
In an embodiment, the mounting plate 2 is provided with an air deflector 20 connected to the second cabinet wall 11, and the air deflector 20 is connected to the second cabinet wall 11 at a position below the air outlet 11 a. The air deflector 20 can guide the airflow in the air outlet cavity 1c, so that the airflow in the air outlet cavity 1c cannot flow back to the air inlet cavity 1b after absorbing the heat of the radiator 31, and the poor heat dissipation performance of the frequency converter cabinet in the utility model is increased. Moreover, since the second cabinet wall 11 is exposed, dust and rainwater are easy to enter the air outlet cavity 1c from the air outlet 11a, the air deflector 20 connected with the second cabinet wall 11 is arranged on the mounting plate 2, and the air deflector 20 is connected with the position below the air outlet 11a, so that the dust and the rainwater can be prevented from entering the air outlet cavity 1c, and thus, the parts in the cabinet body 1 can be wetted.
Furthermore, the side of the air deflector 20 connected to the mounting plate 2 is higher than the side of the air deflector 20 connected to the lower side of the air outlet 11a, and the air deflector 20 is disposed in an inclined manner, so that the air deflector 20 can rapidly guide the air flow out of the air outlet cavity 1c, and the dust or rain falling on the air deflector 20 can flow out in the inclined direction of the air deflector 20.
In one embodiment, the air inlet 10a is disposed above the first cabinet wall 10, the air outlet 11a is located lower than the air inlet 10a, and the heat sink 31 is located between the air outlet 11a and the air inlet 10 a. The air inlet 10a is disposed above the first cabinet wall 10, and the heat sink 31 is disposed between the air inlet 10a and the air outlet 11a, which can guide the airflow entering from the air inlet 10a, as can be understood, the direction indicated by the arrow in fig. 3 is the airflow direction, the heat dissipation fan 30 sucks the airflow from the air inlet 10a, the cold airflow flows through the heat sink 31, takes away the heat of the heat sink 31, and flows out from the air outlet 11a, and the path through which the airflow flows covers the whole heat sink 31, thereby increasing the heat dissipation effect.
Further, the extension size of the air inlet 10a is consistent with the width size of the first cabinet wall 10; the air inlet 10a is composed of a plurality of air inlet holes 10b arranged in an array. It can be understood that, the size of the air inlet 10a is set to be consistent with the width of the first cabinet wall 10, so that the air inlet volume of the air inlet 10a can be increased, the air inlet 10a is composed of a plurality of air inlet holes 10b arranged in an array, so that cold air can uniformly enter the air inlet cavity 1b in the operation process of the cooling fan 30, and the structure is reasonable.
Furthermore, each of the air inlet holes 10b is provided with a protective cover 101, and the bottom end of the protective cover 101 is provided with an opening 101a communicated with the air inlet hole 10 b. The protective cover 101 is arranged on the air inlet hole 10b, so that dust can be prevented from entering the air inlet cavity 1b, and the through hole is formed in the bottom end of the protective cover 101, so that the dust can be prevented from entering the air inlet cavity 1b while the air inlet amount is ensured.
Specifically, the extension size of the air outlet 11a is consistent with the width size of the second cabinet wall 11; the air outlet 11a is composed of a plurality of air outlet holes 11b arranged in an array. It can be understood, set up the size of air outlet 11a to be unanimous with the width size of second cabinet wall 11, can increase the air output of air outlet 11a, and air outlet 11a comprises the exhaust vent 11b that a plurality of arrays were arranged, can make radiator fan 30 at the in-process of operation, and cold wind can be even flows out from exhaust vent 11b, and the structure sets up rationally.
In an embodiment, the mounting plate 2 is vertically disposed, the mounting plate 2 is provided with a mounting hole 21 communicating the air inlet cavity 1b and the air outlet cavity 1c, and the heat dissipation fan 30 is mounted at the mounting hole 21. Through setting up mounting hole 21 to prevent to dispel the heat and install in mounting hole 21, make radiator fan 30 can be with the leading-in to air-out chamber 1c of the cold wind in air inlet chamber 1b, play the effect of intercommunication air inlet chamber 1b and air-out chamber 1 c.
Specifically, the number of the heat dissipation fans 30 is two, and the heat dissipation fans 30 are disposed at intervals along the extending direction of the air inlet 10 a. By providing two cooling fans 30, the cooling effect of the frequency converter cabinet 100 in this embodiment can be improved.
Preferably, a mounting groove 22 is formed on a side of the mounting plate 2 opposite to the second cabinet wall 11, and the heat sink 31 is clamped in the mounting groove 22. The radiator 31 is clamped in the mounting groove 22, so that the radiator 31 is convenient to disassemble, and the structure is reasonable.
The above description is only a preferred embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications and equivalents of the technical solutions of the present invention, which are made by using the contents of the present specification and the accompanying drawings, or directly/indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (10)
1. A frequency converter cabinet, comprising:
the refrigerator comprises a cabinet body, a storage space is formed in the cabinet body, the cabinet body comprises a first cabinet wall and a second cabinet wall which are oppositely arranged, the first cabinet wall is provided with an air inlet, and the second cabinet wall is provided with an air outlet;
the mounting plate is arranged in the accommodating space and divides the accommodating space into an air inlet cavity and an air outlet cavity, the air inlet is communicated with the air inlet cavity, and the air outlet is communicated with the air outlet cavity;
the heat dissipation assembly comprises a heat dissipation fan and a radiator, the heat dissipation fan is installed on the mounting plate, the heat dissipation fan corresponds to the air inlet, the air inlet end of the heat dissipation fan is communicated with the air inlet cavity, the air outlet end of the heat dissipation fan is communicated with the air outlet cavity, and therefore the air inlet enters the air flow in the air inlet cavity and is conveyed to the air outlet cavity, and the air outlet is conveyed out.
2. The frequency converter cabinet of claim 1, wherein the mounting plate is provided with an air deflector connected to the second cabinet wall, the air deflector being connected to the second cabinet wall at a location below the air outlet.
3. The frequency converter cabinet of claim 2, wherein a side of the air deflection plate coupled to the mounting plate is higher than a side of the air deflection plate coupled to a lower side of the air outlet.
4. The frequency converter cabinet of claim 1, wherein the air inlet is disposed above the first cabinet wall, the air outlet is positioned lower than the air inlet, and the heat sink is positioned between the air outlet and the air inlet.
5. The frequency converter cabinet of claim 4, wherein an extension dimension of said air intake opening is consistent with a width dimension of said first cabinet wall; the air inlet is composed of a plurality of air inlet holes which are arranged in an array mode.
6. The frequency converter cabinet according to claim 5, wherein each of the air inlet holes is provided with a protective cover, and an opening communicating with the air inlet hole is formed at a bottom end of the protective cover.
7. The frequency converter cabinet of claim 1, wherein an extension dimension of the air outlet is consistent with a width dimension of the second cabinet wall; the air outlet is composed of a plurality of air outlet holes arranged in an array mode.
8. The frequency converter cabinet according to claim 1, wherein the mounting plate is disposed vertically, the mounting plate is provided with mounting holes for communicating the air inlet cavity and the air outlet cavity, and the cooling fan is mounted at the mounting holes.
9. The inverter cabinet according to claim 8, wherein the number of the heat dissipation fans is two, and the heat dissipation fans are disposed at intervals along an extending direction of the air inlet.
10. The frequency converter cabinet according to any one of claims 1 to 9, wherein a mounting groove is provided on a side of the mounting plate opposite to the second cabinet wall, and the heat sink is clamped in the mounting groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220567105.5U CN217037032U (en) | 2022-03-11 | 2022-03-11 | Frequency converter cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220567105.5U CN217037032U (en) | 2022-03-11 | 2022-03-11 | Frequency converter cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217037032U true CN217037032U (en) | 2022-07-22 |
Family
ID=82456441
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220567105.5U Active CN217037032U (en) | 2022-03-11 | 2022-03-11 | Frequency converter cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217037032U (en) |
-
2022
- 2022-03-11 CN CN202220567105.5U patent/CN217037032U/en active Active
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