CN219247735U - High-power brushless direct current motor control device - Google Patents
High-power brushless direct current motor control device Download PDFInfo
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- CN219247735U CN219247735U CN202223345133.1U CN202223345133U CN219247735U CN 219247735 U CN219247735 U CN 219247735U CN 202223345133 U CN202223345133 U CN 202223345133U CN 219247735 U CN219247735 U CN 219247735U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/64—Electric machine technologies in electromobility
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Abstract
The utility model discloses a high-power brushless direct current motor control device, which comprises a control shell; the central position of the top end of the control shell is provided with a mounting plate, the top end of the side surface of the control shell is provided with an air inlet pipe, and the bottom end of the other side of the control shell is provided with an air outlet pipe; the utility model adopts the structure of the air inlet pipe, the air inlet fan, the mounting block and the drying agent, the mounting block filled with the calcium chloride drying agent is mounted in the air inlet pipe, then the outside air is fed into the control shell through the air inlet fan, and when the outside air enters the control shell, the first dust screen is firstly used for dust prevention, then the drying agent in the mounting block is used for drying the air, so that the moisture in the air is prevented from entering the control shell to damage elements, the heat in the control shell is prevented from being dissipated through the mounting block, the internal heat dissipation efficiency of the control shell is improved, and the fire disaster caused by high temperature in the control shell is avoided.
Description
Technical Field
The utility model relates to the technical field of brushless direct current motors, in particular to a high-power brushless direct current motor control device.
Background
The brushless motor control device is a control device which can be used for providing a closed loop commutation control signal for a three-phase brushless motor, and can control the motor speed and perform necessary protection on the motor by utilizing a mode.
When the control device controls the brushless direct current motor, heat in the control device generally dissipates through the heat dissipation holes, so that when the heat in the control device dissipates, external air enters the control device and transfers the heat to the external air through a small amount of air exchange, and meanwhile, when the air enters the control device, dust carried in the air is accumulated on the surfaces of elements in the control device, so that the heat dissipation of the elements is influenced, and fire emergency situations are easily caused by untimely heat dissipation of the elements;
when the fire disaster occurs in the control device due to ageing of elements and line problems, the control device adjusts the control device so as to avoid personnel, and therefore, a protective door is arranged on the surface of the control device, so that personnel cannot easily contact with the elements in the control device, and therefore, when the fire disaster occurs in the control device, the personnel cannot timely open the protective door due to heat generated by the fire disaster, so that the personnel can only extinguish the fire of the shell of the control device, and the fire in the control device cannot be extinguished in time, so that the fire extinguishing effect of the control device is poor.
Disclosure of Invention
The utility model aims to provide a high-power brushless direct current motor control device to solve the problems in the background technology.
The utility model provides the following technical scheme: a high-power brushless DC motor control device comprises a control shell; the central position of the top end of the control shell is provided with a mounting plate, the top end of the side surface of the control shell is provided with an air inlet pipe, and the bottom end of the other side of the control shell is provided with an air outlet pipe;
the air inlet pipe is internally provided with a first dust screen, a mounting block is arranged at the central position of the interior of the air inlet pipe, a drying agent is arranged in the mounting block, and an air inlet fan is arranged on the side surface of the mounting block in the interior of the air inlet pipe;
the top of control shell is located the both ends of mounting panel and is equipped with the mounting groove, and the inside central authorities position of mounting groove is equipped with the bracing piece, the surface of bracing piece is equipped with the spring, and the top of spring is located the surface of bracing piece and is equipped with the backup pad.
When the device is used, the device realizes rapid heat dissipation of the heat in the control shell by arranging the air inlet pipe, the air inlet fan, the mounting block and the desiccant structure, so that the heat dissipation performance of the control shell is improved; mounting groove, bracing piece and spring and backup pad structure realize opening control shell fast to control shell's fire extinguishing effect has been improved.
Preferably, the front surface of the control shell is provided with a protective door, and the air inlet pipe and the air outlet pipe are mutually communicated with the inside of the control shell.
Preferably, the second dustproof net is arranged at the bottom end of the inner part of the air outlet pipe, and the air outlet pipe is provided with an air outlet fan close to the control shell.
Preferably, the top end of the surface of the control shell is provided with a mounting hole at a corresponding position of the mounting plate, and the mounting plate is positioned on the surface of the mounting hole.
Preferably, the surface both ends of mounting panel are equipped with the fixed orifices, and the mounting panel is located the surface of bracing piece through the fixed orifices.
Preferably, the side surface of the top end of the supporting rod is provided with a locking hole, and a locking block is arranged in the locking hole.
Compared with the prior art, the utility model has the beneficial effects that:
1. the utility model adopts the structure of the air inlet pipe, the air inlet fan, the mounting block and the drying agent to realize rapid heat dissipation of the heat in the control shell, the mounting block filled with the calcium chloride drying agent is mounted in the air inlet pipe, then the outside air is fed into the control shell when the air inlet fan enters the control shell, the first dust screen is firstly used for dust prevention, then the drying agent in the mounting block is used for drying the air, so that the moisture in the air is prevented from entering the control shell to damage elements, the heat in the control shell is prevented from being dissipated by the mounting block, the internal heat dissipation efficiency of the control shell is improved, and the fire disaster caused by high temperature in the control shell is avoided.
2. According to the utility model, the control shell is opened quickly by adopting the structure of the mounting groove, the support rod, the spring and the support plate, when a fire disaster occurs in the control shell, the locking block at the top end of the support rod is taken away, and then the mounting plate is ejected out under the action of the spring and the support plate, so that the situation that a person cannot extinguish the fire due to the fact that the protective door cannot be opened when the fire disaster occurs is avoided, and the top end of the control shell is opened, so that the person extinguishes the fire from the top end of the control shell, and the fire extinguishing effect of the control shell is improved.
Drawings
FIG. 1 is a front view of the present utility model;
FIG. 2 is a cutaway view of the present utility model;
FIG. 3 is an enlarged schematic view of FIG. 2A in accordance with the present utility model;
fig. 4 is an enlarged schematic view of B of fig. 2 in accordance with the present utility model.
In the figure: 1. a control housing; 101. a protective door; 102. a mounting groove; 103. a mounting hole; 104. a support rod; 105. a spring; 106. a support plate; 107. a locking hole; 108. a locking block; 2. a mounting plate; 201. a fixing hole; 3. an air inlet pipe; 301. an inlet fan; 302. a mounting block; 303. a drying agent; 304. a first dust screen; 4. an air outlet pipe; 401. a fan is arranged; 402. and a second dust screen.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific direction, be configured and operated in the specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," 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 utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "provided," "connected," and the like are to be construed broadly, and may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
The technical scheme of the utility model is further elaborated below by referring to the drawings in the specification and the specific embodiments.
Embodiment one:
the high-power brushless direct current motor control device comprises a control shell 1; the center of the top end of the control shell 1 is provided with a mounting plate 2, the top end of the side surface of the control shell 1 is provided with an air inlet pipe 3, and the bottom end of the other side of the control shell 1 is provided with an air outlet pipe 4;
the bottom end of the interior of the air inlet pipe 3 is provided with a first dustproof net 304, a mounting block 302 is arranged in the central position of the interior of the air inlet pipe 3, a drying agent 303 is arranged in the mounting block 302, and an air inlet fan 301 is arranged on the side surface of the mounting block 302 in the interior of the air inlet pipe 3;
specifically, as shown in fig. 1, fig. 2 and fig. 3, when the control housing 1 is used for radiating heat, firstly, the air is sucked through the air inlet fan 301, the air outside the air suction process is dustproof through the first dustproof net 304, and then the filtered air is absorbed after passing through the drying agent 303 inside the mounting block 302, so that the moisture in the air is prevented from entering the control housing 1 to damage elements, and therefore, the heat inside the control housing 1 is prevented from radiating heat through the self, the internal radiating efficiency of the control housing 1 is improved, and the fire disaster inside the control housing 1 due to high temperature is avoided.
Further, the front surface of the control shell 1 is provided with a protective door 101, and the air inlet pipe 3 and the air outlet pipe 4 are communicated with the inside of the control shell 1; the second dustproof net 402 is arranged at the bottom end of the inner part of the air outlet pipe 4, and the air outlet fan 401 is arranged in the air outlet pipe 4 close to the control shell 1;
specifically, as shown in fig. 2, after the control housing 1 closes the protective door 101, when the air inlet pipe 3 sucks air into the control housing 1 through the internal air inlet fan 301, the air outlet fan 401 located inside the air outlet pipe 4 blows hot air inside the control housing 1 out of the control housing 1, and the second dust screen 402 located at the bottom end inside the air outlet pipe 4 prevents dust from being sucked back into the control housing 1.
Unlike the first embodiment, the present utility model also provides a second embodiment, for solving the problem that when the fire disaster occurs in the control device due to component aging and circuit problems, the control device adjusts the control device for avoiding personnel, so that a protection door is disposed on the surface of the control device, so that personnel cannot easily contact with the internal components of the control device, when the fire disaster occurs in the control device, the protection door cannot be opened in time by the personnel due to heat generated by the fire disaster, so that the personnel can only extinguish the fire in the control device shell, and the fire in the control device cannot be extinguished in time, thereby causing poor fire extinguishing effect of the control device, the present utility model discloses a high-power brushless direct current motor control device, wherein the top end of the control shell 1 is provided with mounting grooves 102 at two ends of the mounting plate 2, a support rod 104 is disposed at the inner central position of the mounting groove 102, a spring 105 is disposed on the surface of the support rod 104, and the top end of the spring 105 is disposed on the surface of the support rod 104; the top end of the surface of the control shell 1 is provided with a mounting hole 103 at a corresponding position of the mounting plate 2, and the mounting plate 2 is positioned on the surface of the mounting hole 103; fixing holes 201 are formed in two ends of the surface of the mounting plate 2, and the mounting plate 2 is located on the surface of the support rod 104 through the fixing holes 201; a locking hole 107 is formed in the side surface of the top end of the supporting rod 104, and a locking block 108 is arranged in the locking hole 107;
specifically, as shown in fig. 1, 2 and 4, when a flame occurs in the control housing 1, firstly, the locking blocks 108 in the locking holes 107 at the top end of the supporting rod 104 are pulled out, then, two ends of the mounting plate 2 positioned in the mounting hole 103 are jacked up under the action of the springs 105 and the supporting plates 106 in the mounting groove 102, so that the mounting plate 2 is jacked up from the inside of the mounting hole 103, and therefore, the situation that a person cannot extinguish the fire due to the fact that the protective door 101 cannot be opened when the fire occurs is avoided, and the person can extinguish the fire from the top end of the control housing 1 by opening the top end of the control housing 1 is avoided, so that the fire extinguishing effect of the control housing 1 is improved.
Working principle: during the use, at first through the inside air inlet fan 301 of air-supply line 3 and air-out pipe 4 with go out fan 401 and mutually support and dispel the heat to control shell 1 inside, simultaneously block the dust in the air through first dust screen 304 and second dust screen 402 in the heat dissipation process, avoid the dust to pile up and cause the radiating effect to reduce on control shell 1 inner element surface, the drier 303 that is located inside installation piece 302 simultaneously can clear up the aqueous vapor in the air, avoid the aqueous vapor to cause the damage to control shell 1 inner element, simultaneously when control shell 1 is inside to appear conflagration, through extracting latch segment 108 for mounting panel 2 is ejected under spring 105 and backup pad 106 effect, make personnel can follow control shell 1 top and go out the goods, thereby improve control shell 1's fire extinguishing effect.
Finally, what is to be described is: the above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the same, and although the present utility model has been described in detail with reference to the examples, it should be understood by those skilled in the art that modifications and equivalents may be made thereto without departing from the spirit and scope of the technical solution of the present utility model, which is intended to be covered by the scope of the claims of the present utility model.
Claims (6)
1. A high-power brushless DC motor control device comprises a control shell (1); the method is characterized in that: the central position of the top end of the control shell (1) is provided with a mounting plate (2), the top end of the side surface of the control shell (1) is provided with an air inlet pipe (3), and the bottom end of the other side of the control shell (1) is provided with an air outlet pipe (4);
the air inlet pipe (3) is internally provided with a first dustproof net (304), a mounting block (302) is arranged at the central position of the interior of the air inlet pipe (3), a drying agent (303) is arranged in the mounting block (302), and an air inlet fan (301) is arranged on the side surface of the mounting block (302) in the air inlet pipe (3);
the top of control shell (1) is located both ends of mounting panel (2) and is equipped with mounting groove (102), and the inside central point of mounting groove (102) puts and is equipped with bracing piece (104), the surface of bracing piece (104) is equipped with spring (105), and the top of spring (105) is located the surface of bracing piece (104) and is equipped with backup pad (106).
2. The high-power brushless dc motor control apparatus as claimed in claim 1, wherein: the front of the control shell (1) is provided with a protective door (101), and the air inlet pipe (3) and the air outlet pipe (4) are communicated with the inside of the control shell (1).
3. The high-power brushless dc motor control apparatus as claimed in claim 1, wherein: the second dustproof net (402) is arranged at the bottom end of the air outlet pipe (4), and an air outlet fan (401) is arranged inside the air outlet pipe (4) close to the control shell (1).
4. The high-power brushless dc motor control apparatus as claimed in claim 1, wherein: the top end of the surface of the control shell (1) is provided with a mounting hole (103) at a position corresponding to the mounting plate (2), and the mounting plate (2) is positioned on the surface of the mounting hole (103).
5. The high-power brushless dc motor control apparatus as claimed in claim 1, wherein: fixing holes (201) are formed in two ends of the surface of the mounting plate (2), and the mounting plate (2) is located on the surface of the supporting rod (104) through the fixing holes (201).
6. The high-power brushless dc motor control apparatus as claimed in claim 5, wherein: the side of the top end of the supporting rod (104) is provided with a locking hole (107), and a locking block (108) is arranged in the locking hole (107).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223345133.1U CN219247735U (en) | 2022-12-13 | 2022-12-13 | High-power brushless direct current motor control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223345133.1U CN219247735U (en) | 2022-12-13 | 2022-12-13 | High-power brushless direct current motor control device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219247735U true CN219247735U (en) | 2023-06-23 |
Family
ID=86805016
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223345133.1U Active CN219247735U (en) | 2022-12-13 | 2022-12-13 | High-power brushless direct current motor control device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219247735U (en) |
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2022
- 2022-12-13 CN CN202223345133.1U patent/CN219247735U/en active Active
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