CN210986871U - High-efficient heat dissipation frequency conversion cabinet - Google Patents
High-efficient heat dissipation frequency conversion cabinet Download PDFInfo
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- CN210986871U CN210986871U CN201922475992.4U CN201922475992U CN210986871U CN 210986871 U CN210986871 U CN 210986871U CN 201922475992 U CN201922475992 U CN 201922475992U CN 210986871 U CN210986871 U CN 210986871U
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Abstract
The utility model discloses a high-efficiency heat-dissipation frequency conversion cabinet, which comprises a cabinet body, a cabinet door and a mounting rack, and also comprises a heat dissipation device arranged in the cabinet body; the heat dissipation device comprises a bottom fan, an air pipe, a top fan and a top air channel; the bottom fan is arranged at the bottom of the cabinet body, the air pipe comprises a main air pipe and a branch air pipe, the branch air pipe is transversely arranged at the lower part of the electric element, and an air inlet of the branch air pipe is communicated with the main air pipe; the air distributing pipe is upwards provided with a air distributing opening, and the air distributing opening is over against the electric element, so that upward heat dissipation airflow is formed around the electric element; a top air channel is arranged at the top of the cabinet body, the bottom of the top air channel is communicated with the inside of the cabinet body, and a top fan is arranged at the end part of the top air channel; the air outlet is opposite to the bottom of the electric element and the gap between the adjacent electric elements, so that the air flow rate of the side surface of the electric element is accelerated, and the internal temperature of the electric element is quickly diffused.
Description
The technical field is as follows:
the utility model belongs to the technical field of the inverter cabinet, concretely relates to high-efficient heat dissipation inverter cabinet.
Background art:
a frequency conversion cabinet, a common power cabinet or a control cabinet is changed into a frequency conversion dragging mode from a traditional dragging mode. Briefly: and a control cabinet for driving the power device by using a frequency converter. The power dragging mode popularized at present is formed due to good starting performance, speed regulation performance and energy saving effect.
Present frequency conversion cabinet has been in each field wide application, but frequency conversion cabinet's heat dissipation problem is the important problem that frequency conversion cabinet will solve always, current frequency conversion cabinet generally sets up the fan in one side of the cabinet body, set up the air outlet at the opposite side, though certain radiating effect has, but can only take away few steam, and the fan edgewise blows to the cabinet body is whole, there is not direct cooling to electric elements, and this kind of radiating mode fan generally sets up at the middle part, but steam is the walking that makes progress, the internal top of the cabinet that makes the steam at top be detained can't discharge, make the inside temperature of the cabinet body rise, influence electric elements's normal operation, can take place conflagration etc. when serious.
Although the fans are arranged on the top and the side face of the cabinet body of the existing frequency conversion cabinet, the upward speed of hot air is low, the heat dissipation efficiency is not good, and the temperature in the cabinet body is too high, so that the research on the frequency conversion cabinet with high-efficiency heat dissipation is very necessary.
The invention content is as follows:
defect and problem to existing equipment existence, the utility model provides a high-efficient heat dissipation inverter cabinet, the effectual fan edgewise or the top that exists of having solved among the existing equipment are bloied, and do not cool off to electric elements pertinence, only to the internal blast air heat dissipation that carries on of cabinet, and the steam flow speed is slow, and the radiating efficiency is low.
The utility model provides a scheme that its technical problem adopted is: a high-efficiency heat-dissipation frequency conversion cabinet comprises a cabinet body, a cabinet door and a mounting rack, wherein the mounting rack for mounting electrical elements is mounted in the cabinet body, and the high-efficiency heat-dissipation frequency conversion cabinet also comprises a heat dissipation device arranged in the cabinet body; the heat dissipation device comprises a bottom fan, an air pipe, a top fan and a top air channel; the bottom fan is arranged at the bottom of the cabinet body, the air pipe comprises a main air pipe and a branch air pipe, the main air pipe is vertically arranged in the middle of the cabinet body, and the bottom of the main air pipe is communicated with an air outlet of the bottom fan; the air distributing pipe is transversely arranged at the lower part of the electric element, and an air inlet of the air distributing pipe is communicated with the main air pipe; the air dividing pipe is upwards provided with air dividing outlets, and a sliding sleeve for selectively sealing the air dividing outlets is sleeved on the air dividing pipe; the branch air outlet is opposite to the electric element, so that upward heat dissipation airflow is formed around the electric element; the top of the cabinet body is provided with a top air channel, the bottom of the top air channel is communicated with the inside of the cabinet body, and a top fan is arranged at the end part of the top air channel.
Further, the inner walls of the two sides of the cabinet body are fixed with fixing frames, the outer sides of the air distributing pipes are sealed and fixed on the fixing frames, air outlets are formed in the two sides of the main air pipe, and the inner sides of the air distributing pipes are sleeved at the air outlets in a sealing mode.
Furthermore, the top of the main air pipe is closed, and the diameter of the air dividing pipe is smaller than that of the main air pipe.
Furthermore, the top fan is an exhaust fan arranged on one side of the top air channel.
The utility model has the advantages that: the utility model discloses at the internal vertical main tuber pipe that is provided with of cabinet along, horizontal branch wind pipe has been arranged in the both sides dispersion of main tuber pipe, and divide the wind pipe and all be provided with the multirow with electric element is corresponding, and divide the wind pipe to arrange in electric element's lower part, and set up a plurality of minutes wind outlets at the upside that divides the wind pipe, divide the wind outlet to just blowing to electric element, can be pertinence cool off electric element, and the direction of blowing is vertical upwards, thereby the internal ascending heat dissipation air current that has formed of cabinet, and the heat dissipation air current is unanimous with the ascending direction of steam, the speed of steam ascending has been accelerated, the steam that ascends collects in the top wind channel, and outside being discharged the cabinet body by top fan, and is rational in infrastructure, the radiating efficiency is high, only arrange two upper and lower fans, just can realize the radiating purpose of high efficiency.
Meanwhile, the air pipe is sleeved with a sliding sleeve, the sliding sleeve can selectively seal the air outlet, and the air outlet can be selectively closed according to the actual arrangement position of the electrical element.
Simultaneously set up the top fan into air exhauster or exhaust fan, prevent to disturb the internal gaseous flow direction of cabinet, make the quick follow top wind channel of steam flow out.
Meanwhile, the end parts of the air pipes and the main air pipe are sealed, so that air flow sprayed by the air pipes has higher flow speed, and heat dissipation of the electric elements can be better realized.
In addition, the air outlet is opposite to the bottom of the electric element and also opposite to the gap between the adjacent electric elements, namely the side surface of the electric element, so that the air flow rate of the side surface of the electric element is accelerated, the heat exchange can be quickly realized, and the internal temperature of the electric element is quickly diffused.
Description of the drawings:
fig. 1 is a schematic structural diagram of the present invention.
FIG. 2 is a schematic view of the top support portion.
Fig. 3 is a schematic view of the ferrule.
The reference numbers in the figures are: the cabinet is characterized in that 1 is a cabinet body, 2 is a fixing frame, 3 is a main air pipe, 4 is a branch square pipe, 5 is a mounting frame, 6 is an electric element, 7 is a top supporting part, 8 is a bottom supporting part, 9 is a bottom fan, 10 is a top fan, 11 is a hoop, 12 is a top air channel, 13 is a bottom fan chamber, 14 is an electric element chamber, and 15 is a sliding sleeve.
The specific implementation mode is as follows:
the present invention will be further explained with reference to the drawings and examples.
Example 1: this embodiment aims at providing a high-efficient heat dissipation frequency conversion cabinet, the poor problem of radiating efficiency to current frequency conversion cabinet, the utility model discloses the pertinence has arranged branch tuber pipe 4 in electric elements 6's bottom, can blast air in electric elements 6's bottom and side for the speed that gives off of the inside thermal of electric elements 6 has been accelerated, has guaranteed electric elements's normal work.
As shown in fig. 1, a high-efficient heat dissipation frequency conversion cabinet, including the cabinet body 1, cabinet door and mounting bracket, install the mounting bracket 5 that is used for installing electrical component 6 in the cabinet body 1, mounting bracket 5 includes a plurality of stulls along transverse arrangement, to the great two or multichannel stulls of arranging of volume, to the small one stull of arranging, electrical component 6 fixed mounting is on the mounting bracket.
The utility model adds a heat dissipation device in the cabinet body; the heat dissipation device comprises a bottom fan 9, an air pipe, a top fan 10 and a top air duct 12; the cabinet 1 is provided with a bottom support portion 8 at the lower part and a top support portion 7 at the upper part, so as to divide the interior of the cabinet 1 into a bottom fan chamber 13 at the lower part, an electric component chamber 14 at the middle part and a top air duct 12, wherein the bottom support portion 8 can be a closed plate-shaped structure, and as shown in fig. 2, the top support portion is a frame-shaped structure.
The bottom fan 9 is arranged at the bottom of the cabinet body 1, as shown in fig. 1, the bottom fan is positioned at the lower left part of the bottom fan chamber, an air inlet of the bottom fan is communicated with the outside of the cabinet body, and an air outlet faces the bottom fan chamber.
The air pipes comprise a main air pipe 3 and a branch air pipe 4, the main air pipe 3 is vertically arranged in the middle of the cabinet body 1, and as shown in fig. 1, the bottom of the main air pipe 3 is communicated with an air outlet of a bottom fan 9 through a transition air pipe; the transition tuber pipe includes horizontal tuber pipe and return bend, and horizontal tuber pipe is along horizontal arrangement in bottom fan room 13, and the return bend is located bottom fan room middle part, and the left end and the bottom fan intercommunication of horizontal branch pipe, the right-hand member and the lower extreme intercommunication of return bend, the upper end and the main tuber pipe 3 intercommunication of return bend, main tuber pipe 3 is pipe or square pipe, and the main tuber pipe lower extreme corresponds through ring flange or triangle iron fixed mounting on bottom sprag portion 8, and the upper end corresponds through ring flange or triangle iron fixed mounting on top sprag portion 8 to fix main tuber pipe in electric elements room 14 along vertical.
The air distributing pipe 4 is transversely arranged at the bottom of the electric element 6, and an air inlet of the air distributing pipe 4 is communicated with the main air pipe 3; the air distributing pipe 4 is provided with air distributing openings upwards, the air distributing pipe is sleeved with sliding sleeves 15 with the number equal to that of the air distributing openings, the sliding sleeves 15 can slide on the air distributing pipe 4, the air distributing openings can be sealed when the sliding sleeves 15 slide to the air distributing openings, and if no electric element exists in a certain area, the air distributing openings in the area can be completely sealed or part of the air distributing openings can be selectively sealed.
The branch air outlet is over against the lower part of the electric element, so that upward heat dissipation airflow is formed at the lower part of the electric element 6, the heat dissipation airflow is consistent with the natural upward direction of hot air, and the upward speed of the hot air can be increased. As shown in fig. 1, the air outlet 4 is not only aligned to the bottom of the electrical component, but also aligned to the side of the electrical component, i.e. aligned to the gap between adjacent electrical components, and the air flow aligned to the bottom of the electrical component and the air flow aligned to the side of the electrical component can rapidly cool the electrical component, so that the air flow around the electrical component is accelerated, the heat exchange can be rapidly realized, and the internal temperature of the electrical component can be rapidly dissipated.
A top air duct 12 is arranged at the top of the cabinet body 1, and an air inlet is formed in the bottom of the top air duct 12, so that the top air duct is communicated with the inside of the cabinet body; as shown in fig. 1, the bottom in top wind channel is fixed on top supporting part 7, top fan 10 is exhaust fan or exhaust fan that sets up in 12 one end in top wind channel or both ends, and exhaust fan or exhaust fan convulsions from inside to outside all the time, can not disturb the gaseous flow direction in the cabinet body 1, make the quick follow top wind channel 12 of steam discharge.
Example 2: this example is substantially the same as example 1, except that: the upper end of the main air pipe 3 and the outer end of the air distributing pipe 4 are both closed.
The inner walls of two sides of the cabinet body 1 are fixed with fixed frames 2, the outer sides of the air distributing pipes 4 are sealed and fixed on the fixed frames 2, air outlets are formed in two sides of the main air pipe 3, the inner sides of the air distributing pipes are hermetically sleeved at the air outlets, and meanwhile the diameters of the air distributing pipes 4 are smaller than the diameters of the main air pipes 3; the top of main tuber pipe 3 is sealed, top supporting portion 7 is fixed on the cabinet body all around, and the middle part is provided with the stull and is field word form, and the center at top supporting portion is fixed at the top of main tuber pipe 3.
The tip of branch tuber pipe 3 and main tuber pipe 4 all seals the setting, bottom fan 9 lasts to injecting the air in main tuber pipe 3 and branch tuber pipe 4, make main tuber pipe 3 and branch tuber pipe 4 interior have great atmospheric pressure, through dividing the reposition of redundant personnel of tuber pipe 4, and from dividing the less branch air outlet of tuber pipe and bulging, it has the higher heat dissipation air current of velocity of flow to divide air outlet department admittedly, and upwards pass through from the bottom and the side of electrical component 6, and the direction of advance of heat dissipation air current and steam is unanimous, the velocity of flow of steam has been accelerated, make its entering top wind channel 12 that can be quick in, the bottom in top wind channel is open or partition net formula or frame-type air intake, steam can be quick after getting into top wind channel 12 is taken out the cabinet body by the top fan.
Example 3: as a supplement to the embodiments 1 and 2, the technical solutions of the embodiments 1 and 2 are not affected, and the main air duct 3 is also used as a part of the mounting frame 5.
The outside of stull is fixed on mount 2, fixes on the cabinet body backplate through the cuff on the main tuber pipe, as shown in fig. 3, the middle part suit of cuff 11 is on main tuber pipe 3, and both sides extend there is the pterygoid lamina, the stull suit is on the pterygoid lamina and through the bolt fastening that runs through on the backplate to main tuber pipe 3 is as the middle part strong point of stull.
Claims (4)
1. The utility model provides a high-efficient heat dissipation inverter cabinet, includes the cabinet body, cabinet door and mounting bracket, the internal mounting bracket that is used for installing electrical component of installing of cabinet, its characterized in that: the cabinet also comprises a heat dissipation device arranged in the cabinet body; the heat dissipation device comprises a bottom fan, an air pipe, a top fan and a top air channel; the bottom fan is arranged at the bottom of the cabinet body, the air pipe comprises a main air pipe and a branch air pipe, the main air pipe is vertically arranged in the middle of the cabinet body, and the bottom of the main air pipe is communicated with an air outlet of the bottom fan; the air distributing pipe is transversely arranged at the lower part of the electric element, and an air inlet of the air distributing pipe is communicated with the main air pipe; the air dividing pipe is upwards provided with air dividing outlets, and a sliding sleeve for selectively sealing the air dividing outlets is sleeved on the air dividing pipe; the branch air outlet is opposite to the electric element, so that upward heat dissipation airflow is formed around the electric element; the top of the cabinet body is provided with a top air channel, the bottom of the top air channel is communicated with the inside of the cabinet body, and a top fan is arranged at the end part of the top air channel.
2. The high-efficiency heat dissipation frequency conversion cabinet according to claim 1, characterized in that: the cabinet is characterized in that fixing frames are fixed on the inner walls of the two sides of the cabinet body, the outer sides of the air distributing pipes are sealed and fixed on the fixing frames, air outlets are formed in the two sides of the main air pipe, and the inner sides of the air distributing pipes are hermetically sleeved at the air outlets.
3. The high-efficiency heat dissipation frequency conversion cabinet according to claim 1, characterized in that: the top of the main air pipe is closed, and the diameter of the air dividing pipe is smaller than that of the main air pipe.
4. The high-efficiency heat dissipation frequency conversion cabinet according to claim 1, characterized in that: the top fan is an exhaust fan arranged on one side of the top air channel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922475992.4U CN210986871U (en) | 2019-12-31 | 2019-12-31 | High-efficient heat dissipation frequency conversion cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922475992.4U CN210986871U (en) | 2019-12-31 | 2019-12-31 | High-efficient heat dissipation frequency conversion cabinet |
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| Publication Number | Publication Date |
|---|---|
| CN210986871U true CN210986871U (en) | 2020-07-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922475992.4U Active CN210986871U (en) | 2019-12-31 | 2019-12-31 | High-efficient heat dissipation frequency conversion cabinet |
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| CN (1) | CN210986871U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113556917A (en) * | 2021-05-28 | 2021-10-26 | 浙江华云电力工程设计咨询有限公司 | Control cabinet with accurate air supply system and control method |
-
2019
- 2019-12-31 CN CN201922475992.4U patent/CN210986871U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113556917A (en) * | 2021-05-28 | 2021-10-26 | 浙江华云电力工程设计咨询有限公司 | Control cabinet with accurate air supply system and control method |
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