CN113260239A

CN113260239A - Motor controller shell with heat dissipation and dust prevention integrated functions

Info

Publication number: CN113260239A
Application number: CN202110781574.7A
Authority: CN
Inventors: 许多
Original assignee: Nantong Laiou Electronic Technology Co ltd
Current assignee: Nantong Laiou Electronic Technology Co ltd
Priority date: 2021-07-12
Filing date: 2021-07-12
Publication date: 2021-08-13
Anticipated expiration: 2041-07-12
Also published as: CN113260239B

Abstract

The invention is suitable for the field of motor controllers, and provides a motor controller shell with integrated functions of heat dissipation and dust prevention, which comprises: the device comprises a shell, a positioning component and a positioning component, wherein the shell is provided with a mounting component for fixing the position of the shell; the cooling cavity is arranged in the shell, and at least one swinging assembly is arranged in the cooling cavity; the airflow control assembly is arranged in the cooling cavity, is connected with the swinging assembly and is used for pumping high-temperature airflow in the shell out and exhausting the high-temperature airflow to the outside, and the swinging assembly is used for driving the airflow control assembly to move in the horizontal direction; the device enhances the heat dissipation effect by adding an airflow control component; the unidirectional transmission component is used for preventing external dust from entering the shell through the air hole; the cooperation sets up swing assembly, riches the radiating mode, promotes the radiating effect.

Description

Motor controller shell with heat dissipation and dust prevention integrated functions

Technical Field

The invention belongs to the field of motor controllers, and particularly relates to a motor controller shell with integrated functions of heat dissipation and dust prevention.

Background

The motor controller is an integrated circuit which controls the motor to work according to the set direction, speed, angle and response time through active work.

The motor controller may be manually operated, remotely controlled or automatically operated, may include only the function of starting and stopping the motor, or may include other more complex functions. Which can be classified by the type of the associated motor, such as a driving permanent magnet synchronous motor, a servo motor, a series or separately excited dc motor, or an ac motor.

When in use, the motor controller is connected to a power source, which may be a battery or a utility power source, and may have circuits for inputting or outputting (digital or analog) signals. Therefore, the motor controller can generate larger heat after being used for a long time, which is not only unfavorable for the stability of the operation of the motor controller, but also easy to cause potential safety hazard.

Most of current motor controller shells only dispel the heat through the mode of additional louvre, and this kind of mode radiating effect is poor, and the shell still can form a closed environment, only is difficult to realize inside hot-air and external transmission conversion through the louvre, and the radiating effect is poor, and outside dust very easily gets into inside the shell through the louvre, and the time has been of a specified duration can lead to the dust to pile up, easily causes the short circuit of circuit, influences motor controller's use.

Disclosure of Invention

The embodiment of the invention aims to provide a motor controller shell with integrated functions of heat dissipation and dust prevention, and aims to solve the problems that most of the existing motor controller shells are subjected to heat dissipation only by means of additional heat dissipation holes, the heat dissipation effect is poor in the manner, the shell still forms a closed environment, transfer and conversion between internal hot air and the outside are difficult to achieve only through the heat dissipation holes, the heat dissipation effect is poor, external dust easily enters the shell through the heat dissipation holes, the dust accumulation is caused after a long time, the short circuit of a circuit is easily caused, and the use of a motor controller is influenced.

The invention adopts the following technical scheme:

a motor controller housing with integrated heat dissipation and dust prevention functions comprises:

the device comprises a shell, a positioning component and a positioning component, wherein the shell is provided with a mounting component for fixing the position of the shell;

the cooling cavity is arranged in the shell, and at least one swinging assembly is arranged in the cooling cavity;

the airflow control assembly is arranged in the cooling cavity, is connected with the swinging assembly and is used for pumping high-temperature airflow in the shell out and exhausting the high-temperature airflow to the outside, and the swinging assembly is used for driving the airflow control assembly to move in the horizontal direction;

wherein, the airflow control assembly comprises:

and the one-way transmission assembly is used for enabling the airflow control assembly to be closed when the airflow control assembly is not started.

Preferably, the swing assembly comprises:

the output assembly is arranged in the cooling cavity, the output end of the output assembly is connected with a control shaft, and a first gear piece and a second gear piece are arranged on the control shaft;

the first sliding groove is arranged on the inner wall of the cooling cavity, and a sliding strip is arranged inside the first sliding groove;

the mounting plate is connected with the sliding strip, a first gear condition is arranged on one side of the mounting plate, and the first gear piece is used for driving the mounting plate to slide through the cooperation with the first gear piece;

and the moving assembly is arranged on the mounting plate, is connected with the airflow control assembly and is used for driving the airflow control assembly to do reciprocating multidirectional movement through the matching between the moving assembly and the second gear assembly.

Preferably, the moving assembly comprises:

the guide sliding chute is arranged on the mounting plate, and a guide sliding block is arranged inside the guide sliding chute;

the connecting plate is arranged on the guide sliding block, second tooth conditions are arranged at two ends of the connecting plate, and the second tooth conditions are used for being matched with the second gear piece to drive the connecting plate to slide;

the reset assembly is arranged in the cooling cavity and used for driving the connecting plate to reset after the second gear condition is not matched with the second gear piece;

the connecting block is installed on the connecting plate and connected with the airflow control assembly.

Preferably, the reset assembly comprises:

the mounting groove is arranged in the cooling cavity, a telescopic rod is arranged in the mounting groove, and an elastic piece is arranged between the telescopic rod and the inner wall of the mounting groove;

the second sliding groove is installed at one end of the telescopic rod, a second sliding block is arranged inside the second sliding groove, and the second sliding block is connected with one side of the connecting block.

Preferably, the first gear member and the first rack member are disengaged from each other after the second gear member is in contact with the second rack member.

Preferably, the airflow control assembly comprises:

the connecting ring is arranged on the swinging assembly, one end of the connecting ring is provided with a pipeline, and one end of the pipeline is provided with a suction fan;

the air guide pipe is arranged at the other end of the connecting ring, an exhaust plate is connected to the air guide pipe, the exhaust plate is arranged on the side wall of the shell, and the exhaust plate is connected with the one-way transmission assembly.

Preferably, the air guide pipe is of a hose structure with deformation capacity and recovery capacity.

Preferably, the unidirectional transmission assembly comprises:

the fixed plate is connected with the airflow control assembly, a groove body is formed in the fixed plate, and an air hole is formed in the groove body;

and the wind-shielding sheets are arranged on the side wall of the groove body and are adjacent to each other and matched with each other.

Preferably, the structure of the wind deflector is a plate-like structure having sufficient deformability and restorability.

Preferably, the motor controller housing with the integrated functions of heat dissipation and dust prevention further comprises:

the heat conducting plate is rotatably connected to two sides of the shell and is provided with a fixing groove;

the threaded part is rotatably connected to the shell, a threaded block is arranged on the threaded part in a matched mode, and the threaded block is matched with the fixing groove.

The invention has the following beneficial effects:

1. the device utilizes the air extraction mode to extract high-heat air in the shell to the outside through the additional airflow control component, is different from the cooling mode of a common fan, improves the heat transfer conversion in the shell and strengthens the heat dissipation effect;

2. the one-way transmission assembly is utilized, so that air can be discharged to the outside through the inside of the shell only when the airflow control assembly operates, and when the airflow control assembly is not started, the one-way transmission assembly is in a closed state, and external dust is prevented from entering the inside of the shell through the air hole;

3. the cooperation sets up swing subassembly, drives the suction fan and can do the reciprocating type removal of U type in the casing inside to this enlarges the working range of suction fan, makes the inside hot-air at each corner of casing all can in time be absorbed the discharge, richenes the radiating mode, promotes the radiating effect.

Drawings

Fig. 1 is a schematic structural diagram of a motor controller housing with integrated functions of heat dissipation and dust prevention according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a swing assembly in a housing of a motor controller with integrated functions of heat dissipation and dust prevention according to an embodiment of the present invention;

fig. 3 is a working state diagram of a swing assembly in a housing of a motor controller with integrated heat dissipation and dust prevention functions according to an embodiment of the present invention;

fig. 4 is a perspective view of a first gear and a second gear in a swing assembly in a housing of a motor controller with integrated heat dissipation and dust prevention functions according to an embodiment of the present invention;

fig. 5 is a schematic structural diagram of a unidirectional transmission component in a housing of a motor controller with integrated functions of heat dissipation and dust prevention according to an embodiment of the present invention;

fig. 6 is a working state diagram of a unidirectional transmission assembly in a housing of a motor controller with integrated functions of heat dissipation and dust prevention according to an embodiment of the present invention;

FIG. 7 is an enlarged view of a portion of FIG. 1 at A;

FIG. 8 is an enlarged view of a portion of FIG. 1 at B;

fig. 9 is a partial three-dimensional structural view of a motor controller housing with integrated functions of heat dissipation and dust prevention according to an embodiment of the present invention.

In the drawings: 1. a housing; 2. mounting the component; 3. a cooling cavity; 4. a swing assembly; 41. an output component; 42. a control shaft; 43. a first gear member; 44. a second gear member; 45. a first sliding groove; 46. a slide bar; 47. mounting a plate; 48. a first tooth condition; 49. a guide chute; 410. a guide slider; 411. a connecting plate; 412. a second bidentate condition; 413. connecting blocks; 414. mounting grooves; 415. a telescopic rod; 416. an elastic member; 417. a second sliding groove; 418. a second slider; 5. an airflow control assembly; 51. a connecting ring; 52. a pipeline; 53. a suction fan; 54. an air guide pipe; 55. a vent panel; 56. a fixing plate; 57. a trough body; 58. a wind hole; 59. a wind-shielding sheet; 6. a heat conducting plate; 7. fixing grooves; 8. a threaded member; 9. a thread block.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Specific implementations of the present invention are described in detail below with reference to specific embodiments.

As shown in fig. 1, in the embodiment of the present invention, the motor controller housing with the integrated heat dissipation and dust prevention functions includes:

the device comprises a shell 1, wherein a mounting assembly 2 is arranged on the shell 1 and used for fixing the position of the shell 1;

the cooling cavity 3 is arranged in the shell 1, and at least one swinging assembly 4 is arranged in the cooling cavity 3;

the airflow control assembly 5 is arranged inside the cooling cavity 3, is connected with the swing assembly 4, and is used for pumping high-temperature airflow inside the shell 1 out and exhausting the high-temperature airflow to the outside, and the swing assembly 4 is used for driving the airflow control assembly 5 to move in the horizontal direction;

wherein, the airflow control assembly 5 comprises:

and the one-way transmission component is used for enabling the air flow control component 5 to realize sealing when not being started.

In this embodiment, the mounting assembly 2 may be configured such that an additional plate is attached to a periphery of the bottom of the housing, a positioning hole is formed in the additional plate, a positioning screw is added into the positioning hole, and the positioning effect of the housing 1 is achieved by using the cooperation between the positioning screw and the positioning screw hole on the clamping plate.

When the air flow control device is used, the shell 1 is fixed through the mounting component 2, then the air flow control component 5 is started, the air flow control component 5 can absorb hot air in the shell 1 and discharge the hot air through the one-way transmission component, meanwhile, the swinging component 4 is started, the swinging component 4 can drive the air flow control component 5 to do range reciprocating movement in the shell 1, so that the range of high-temperature gas absorption is enlarged, the heat dissipation effect is better, and in addition, as the air flow control component 5 is in an outward air exhaust working state, external dust cannot enter the shell 1 through the air outlet;

when airflow control assembly 5 was out of work, under the effect of one-way transmission subassembly, can seal airflow control assembly 5's air outlet, prevent that the dust from passing through inside air outlet entering casing 1, causing the dust pollution.

As shown in fig. 1 to 3 and 6 to 7, in the embodiment of the present invention, the swing assembly 4 includes:

the output assembly 41 is installed inside the cooling cavity 3, the output end of the output assembly 41 is connected with a control shaft 42, and a first gear piece 43 and a second gear piece 44 are installed on the control shaft 42;

the first sliding groove 45 is arranged on the inner wall of the cooling cavity 3, and a sliding strip 46 is arranged inside the first sliding groove 45;

a mounting plate 47 connected to the sliding bar 46, wherein a first tooth member 48 is disposed on one side of the mounting plate 47, and the first tooth member 48 is configured to slide the mounting plate 47 by cooperating with the first gear member 43;

and the moving component is arranged on the mounting plate 47, is connected with the airflow control component 5, and is used for driving the airflow control component 5 to move in a reciprocating and multidirectional manner through the matching between the moving component and the second gear piece 44.

In this embodiment, the structure of the output assembly 41 is not limited to a specific structure, and any structure capable of driving the control shaft 42 to rotate reciprocally may be adopted, which is not described herein; the first gear member 43 is constructed as a sector gear.

When the output assembly 41 is started, the output assembly 41 drives the first gear member 43 and the second gear member 44 to synchronously rotate through the control shaft 42, the first gear member 43 drives the mounting plate 47 to move through the first tooth condition 48, as shown in fig. 2 and 3, when the left side or the right side of the moving assembly is matched with the second gear member 44, the rotation of the control shaft 42 can make the first gear member 43 separate from the first tooth condition 48, at this time, the mounting plate 47 stops moving, and the second gear member 44 can start to drive the moving assembly to operate;

then, the reciprocating motion of the output assembly 41 drives the control shaft 42 to rotate in the opposite direction, and the moving assembly is driven to rotate in the opposite direction by the second gear member 44 until the first gear member 43 is engaged with the first gear member 48 again, so that the mounting plate 7 rotates in the opposite direction, and the reciprocating motion is realized by the reciprocating motion of the airflow control assembly 5.

As shown in fig. 1 to 3 and 6 to 7, in an embodiment of the present invention, the moving assembly includes:

the guide sliding groove 49 is formed in the mounting plate 47, and a guide sliding block 410 is arranged in the guide sliding groove 49;

the connecting plate 411 is installed on the guide slider 410, the two ends of the connecting plate 411 are respectively provided with a second rack 412, and the second rack 412 is used for matching with the second gear 44 to drive the connecting plate 411 to slide;

the resetting component is arranged inside the cooling cavity 3 and is used for driving the connecting plate to reset after the second gear member 412 is out of fit with the second gear member 44;

and a connection block 413 installed on the connection plate 411, wherein the connection block 413 is connected to the airflow control assembly 5.

In use, when the second gear 44 is engaged with the second gear 412, the second gear 44 rotates to drive the connecting plate 411 to move, and the connecting plate 411 moves under the guiding action of the guide slider 410 and the guide runner 49, as shown in fig. 2 to 3, and when the second gear 44 rotates in the reverse direction, the connecting plate 411 returns to the state shown in fig. 2 through the reset component and the second gear 412.

As shown in fig. 1 to 3 and 6 to 7, in an embodiment of the present invention, the reset assembly includes:

the installation groove 414 is arranged inside the cooling cavity 3, an expansion rod 415 is arranged in the installation groove 414, and an elastic part 416 is arranged between the expansion rod 415 and the inner wall of the installation groove 414;

and a second sliding groove 417 installed at one end of the telescopic bar 415, wherein a second sliding block 418 is provided in the second sliding groove 417, and the second sliding block 418 is connected to one side of the connecting block 413.

In the embodiment of the present invention, after the second gear member 44 contacts the second rack member 412, the first gear member 43 and the first rack member 48 are disengaged from each other.

As shown in fig. 1, 4, 5 and 7, in the embodiment of the present invention, the airflow control assembly 5 includes:

the connecting ring 51 is installed on the swing assembly 4, one end of the connecting ring 51 is provided with a pipeline 52, and one end of the pipeline 52 is provided with a suction fan 53;

and the air guide pipe 54 is arranged at the other end of the connecting ring 51, the air guide pipe 54 is connected with an exhaust plate 55, the exhaust plate 55 is arranged on the side wall of the shell 1, and the exhaust plate 55 is connected with the one-way transmission assembly.

In use, when the suction fan 53 is activated, the suction fan 53 sucks hot air in the casing 1, transfers the hot air through the pipeline 52 and the air guide pipe 54, and discharges the hot air through the exhaust plate 55 and the one-way transfer assembly.

In the embodiment of the present invention, the air guide tube 54 is a hose structure having a deformation capability and a recovery capability, and the hose structure can adapt to the movement of the connection block 413, so as to prevent the air guide tube 54 from being broken due to a stress action when the connection block 413 drives the connection ring 51 to move.

As shown in fig. 4 and 5, in the embodiment of the present invention, the unidirectional transmission assembly includes:

the fixing plate 56 is connected with the airflow control assembly 5, a groove body 57 is formed in the fixing plate 56, and an air hole 58 is formed in the groove body 57;

and the wind shielding sheets 59 are arranged on the side wall of the groove body 57, and the adjacent wind shielding sheets 59 are matched with each other.

In the present embodiment, the structure of the wind-blocking sheet 59 is a plate-like structure having sufficient deformability and restorability.

When the air-blowing type dust collector is used, hot air is blown onto the wind shielding sheet 59 through the wind holes 58, the wind shielding sheet 59 deforms and is lifted under the action of wind power, the wind holes 58 are in an open state, namely as shown in fig. 5, the hot air can be discharged, and dust cannot enter the wind holes 58 because the hot air is always in an outward exhaust state;

when the airflow control assembly 5 is not started, the wind shielding sheets 59 can be reset under the action of the toughness of the wind shielding sheets due to the fact that wind is not blown, the state shown in fig. 4 is recovered, the wind shielding sheets 59 can be tightly attached to each other under the matching action of the wind shielding sheets 59, the wind holes 58 are blocked, and at the moment, the wind holes 59 are in a sealed closed state, and external dust is prevented from falling into the shell 1.

As shown in fig. 1, 8 and fig. 8, in the embodiment of the present invention, the motor controller housing with integrated heat dissipation and dust prevention functions further includes:

the heat conducting plate 6 is rotatably connected to two sides of the shell 1, and a fixing groove 7 is arranged on the heat conducting plate 6;

the screw thread piece 8 is rotatably connected to the shell 1, a screw thread block 9 is arranged on the screw thread piece 8 in a matched mode, and the screw thread block 9 is matched with the fixing groove 7.

When the heat conducting plate is used, the heat conducting plate 6 can be attached to the side wall of the shell 1 by rotating the heat conducting plate, the screw part 8 enters the fixing groove 7 by rotating the screw part, the screw part 9 is fixed by the screw block 9, so that the heat conducting plate 6 is tightly attached to the shell 1, and the heat radiating effect of the shell 1 is improved by the heat transfer performance of the heat conducting plate 6.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides a motor controller shell of heat dissipation, dustproof integrative function which characterized in that includes:

wherein, the airflow control assembly comprises:

the unidirectional transmission assembly is used for enabling the airflow control assembly to be closed when not started;

the swing assembly includes:

2. The heat dissipation and dust control integrated motor controller housing of claim 1, wherein the moving assembly comprises:

3. The heat dissipation and dust prevention integrated motor controller housing according to claim 2, wherein the reset assembly comprises:

4. The heat dissipation and dust prevention motor controller casing as claimed in claim 1, wherein the first gear member and the first rack member are separated from each other after the second gear member is in contact with the second rack member.

5. The heat dissipation and dust prevention integrated motor controller housing according to claim 1, wherein the airflow control assembly comprises:

6. The heat dissipation and dust prevention integrated motor controller housing as claimed in claim 5, wherein the air duct has a flexible pipe structure with deformation capability and recovery capability.

7. The heat dissipation and dust prevention integrated motor controller housing according to claim 1, wherein the unidirectional transmission assembly comprises:

8. The heat dissipation and dust prevention integrated motor controller casing as claimed in claim 7, wherein the structure of the wind shielding plate is a sheet-like structure having sufficient deformability and restorability.

9. The heat dissipation and dust prevention integrated motor controller case according to claim 1, further comprising: