TWM530492U - Motor housing heat dissipation structure improvement - Google Patents

Description

Motor housing heat dissipation structure improvement

The present invention relates to a heat dissipating outer casing of a motor, and more particularly to a motor housing heat dissipating structure which is in a state of circulating flow when liquid or gas cooling is used for cooling.

According to the motor, the motor is one of the commonly used driving tools in the industry. The high-speed operation mode often makes the motor in a high temperature environment. In order to avoid the continuous high temperature affecting the service life of the motor, a heat sink is often added to the outside of the motor.

In the prior art, the liquid cooling mode motor casing is provided with an outer cylinder and an inner cylinder. The outer cylinder is provided with a water inlet hole and a water outlet hole. The water inlet hole and the water hole respectively penetrate the outer circumferential surface of the outer cylinder; a spiral rib-shaped flow guiding portion is formed in the outer cylinder and formed on the outer circumferential surface of the inner cylinder, and a spiral-shaped first-class space is formed between the inner cylinder and the outer cylinder, and the motor assembly can be placed In the axial inner space of the inner cylinder.

The waste heat generated by the motor assembly is transmitted to the inner cylinder, and the two joints are respectively installed in the water inlet hole and the water outlet hole, and water is injected from the water inlet hole, the water flow flows along the flow channel space, and the waste component of the motor assembly Go and finally flow out of the outlet.

However, in view of the above, although the prior art liquid cooling mode motor housing can In order to achieve a certain heat dissipation effect, there is still room for further improvement in heat dissipation efficiency, which needs to be improved.

The present invention provides an improved heat dissipation structure of a motor housing, the motor housing comprising: a middle frame body defining an accommodating space therein, the accommodating space penetrating at the front and rear ends of the middle frame body; A plurality of cooling channels are disposed between the accommodating space and the middle frame, and the cooling channels are formed at the front and rear ends of the middle frame and are arranged in a surrounding arrangement, and each of the cooling channels is provided a plurality of heat dissipating fins, wherein the heat dissipating fins are located at an outer peripheral surface of the accommodating space and extend to the front and rear ends of the middle frame; and an input unit and an output unit are disposed at a periphery of the middle frame; The guide body is disposed at a front end of the middle frame body, and an end of the front flow guiding body is provided with an accommodating space, and the accommodating space is provided with a shaft hole penetrating the front guiding body; a flow guiding area and a circulation area are disposed between the accommodating space and the front flow guiding body, and the flow guiding area and the circulating area are presented in a circumferential arrangement; wherein the guiding area has two a concavely extending guide channel; and the second flow path and the middle frame The two cooling channels are in a corresponding state; and a return channel is built in the interior of the front flow guiding body, and the returning channel is connected around the shaft hole and extends to the two guiding channels respectively to communicate a state in which the circulation zone has a plurality of circulation paths extending in a concave shape; and a rear flow guiding body is disposed at a rear end of the middle frame body, and a rear end of the rear flow guiding body is provided with a capacity a space, the accommodating space is provided with a shaft hole penetrating the rear flow guiding body; a guiding area and a circulation area are disposed between the accommodating space and the rear guiding body, and the guiding area and the circulating area are presented in a surrounding arrangement; wherein the guiding area has two concaves An extended flow guiding channel; wherein the two guiding flow paths are in a corresponding state with two of the cooling channels of the middle frame; and a return flow channel is embedded in the rear guiding body, the return channel is Surrounding is located around the shaft hole and extends to the two guiding channels respectively to be in a communicating state; and the circulating area has a plurality of circulation paths extending in a concave shape.

The front and rear ends of the middle frame are provided with a plurality of locking holes; and the front flow guiding body and the rear guiding body are respectively provided with a plurality of pivoting holes which are penetrating, and the pivot holes Corresponding to the locking holes, and being locked with a plurality of locking elements; wherein the input unit of the middle frame has two input ends, the two input ends and the middle frame One of the cooling passages is in a communicating state, and a blocking portion formed between the two input end seats is disposed in the cooling passage to prevent the two input end seats from being in a connected state; wherein each of the input end seats is configured An inlet hole that is in communication with one of the cooling passages of the middle frame; wherein the output unit of the middle frame has two output end seats, and the two output end seats and one of the cooling channels of the middle frame In a connected state, a blocking portion formed between the two output end seats is disposed in the cooling passage to prevent the two output end seats from being in a connected state; wherein each of the output end seats is provided with a middle frame One of the cooling channels is in a connected state The aperture; wherein the flow path diversion flow channel area and a reflux base body of the guide of the front of the rear spoiler base body The diversion channel and the return channel of the zone are represented by a reverse alignment type; wherein the diversion zone and the circulation zone of the front diversion flow body, the diversion zone and the circulation zone of the rear diversion block body Corresponding to a plurality of cooling channels of the middle frame body, thereby being in a circulating flow state during cooling; wherein the guiding and circulating regions of the leading flow guiding body and the rear guiding body When the flow guiding zone and the circulation zone are cooled by a plurality of cooling passages of the middle casing, the cooling mode is either liquid cooling or gas cooling, and is presented in a circulating flow state.

The main purpose of this creation is to provide a motor housing heat dissipation structure that exhibits a circulating flow state when liquid or gas cooling is performed for cooling.

Since the heat dissipation structure of the motor casing of the present invention is improved, the effect is that any one of the liquid or the gas is guided to the cooling passage by the input unit of the middle frame body for injecting any one of liquid or gas. And guiding to the flow guiding area of the front flow guiding body along the cooling passage of the middle frame body, and guiding the flow guiding area of the leading flow guiding body to each cooling channel of the middle frame body and The circulation area of the rear flow guiding body is guided by the circulation area of the rear flow guiding body to the cooling passages of the middle frame body and the circulation area of the front flow guiding body body to be in a roundabout guiding state. And guiding the flow guiding area to the rear guiding body, wherein the guiding area of the rear guiding body is guided to the cooling passage of the middle frame and the circulating area of the front guiding body And guiding the circulation area of the front flow guiding body to the circulation area of the middle frame body and the circulation area of the rear flow guiding body to be in a roundabout guiding state, thereby performing cooling operation; The flow guiding zone and the circulation zone of the flow block body, the flow guiding zone and the circulation zone of the rear guiding body are corresponding to the plurality of cooling channels of the middle frame Whereby for cooling sometimes rendered The state of the circulation flow is utilized; and the plurality of heat dissipation fins of the cooling channels of the middle frame body can effectively take away the heat energy generated by the motor assembly during high-speed operation, thereby prolonging the life of the motor as a whole, and finally, through the middle frame body The output unit discharge is discharged; thereby providing a heat-dissipating outer casing of the motor, in particular, a motor housing heat-dissipating structure that exhibits a state of circulating flow when cooled by liquid or gas cooling.

This creation:

1‧‧‧Motor housing

11‧‧‧Chinese frame

111‧‧‧ accommodating space

112‧‧‧Cooling

1121‧‧‧heat fins

113‧‧‧Input unit

1131‧‧‧ input terminal block

11311‧‧‧ entrance hole

1132‧‧‧Barrier

114‧‧‧Output unit

1141‧‧‧Output socket

11411‧‧‧Exit hole

1142‧‧‧Barrier

115‧‧‧Lock hole

12‧‧‧ front diversion body

121‧‧‧ accommodating space

1211‧‧‧Axis hole

122‧‧‧ diversion area

1221‧‧‧ Guide channel

1222‧‧‧ Return Road

123‧‧‧Circular zone

1231‧‧ Circulation

124‧‧‧Pivot hole

13‧‧‧ rear diversion

131‧‧‧ accommodating space

1311‧‧‧Axis hole

132‧‧‧Diversion area

1321‧‧‧ Guide channel

1322‧‧‧Return

133‧‧‧Circular zone

1331‧‧‧Circular Road

134‧‧‧ pivot hole

The first picture is a three-dimensional diagram of the creation.

Figure 2 is an exploded view of the creation.

Figure 3 is a partially enlarged perspective view of the frame in the present creation.

Figure 4 is a cross-sectional side view of the frame in the present creation.

Figure 5 is a schematic cross-sectional view of the front flow guiding body of the present invention.

Figure 6 is a schematic cross-sectional view of the guide body after the creation.

First, please refer to FIG. 1 to FIG. 6 , which is a modification of the heat dissipation structure of the motor case. The motor housing 1 includes a middle frame 11 , a front flow guide body 12 and a rear portion. a guiding body 13; wherein: the middle frame 11 defines an accommodating space 111 therein, and the accommodating space 111 extends through the front and rear ends of the middle frame 11; and the accommodating space 111 A plurality of cooling channels 112 are disposed between the middle frame 11 and the cooling channels 112 are inserted through the middle frame. And a plurality of heat dissipation fins 1121 (shown in FIG. 3 ) are disposed in the front and rear ends of the first and second ends, and the heat dissipation fins 1121 are located in the accommodating space. The outer peripheral surface of the inner frame 11 extends to the front and rear ends of the middle frame 11; wherein the heat dissipation fins 1121 have a straight strip shape and extend along a parallel axis direction; and an input unit 113 is disposed at a periphery of the middle frame body 11 and An output unit 114; the input unit 113 of the middle frame 11 has a two-input end seat 1131, and the two input end seats 1131 are in communication with one of the cooling passages 112 of the middle frame 11; The input end seat 1131 is provided with an inlet hole 11311 communicating with one of the cooling passages 112 of the middle frame 11; and a blocking portion formed between the two input end seats 1131 is disposed in the cooling passage 112. 1132, in order to prevent the two input terminals 1131 from being in a connected state (as shown in FIG. 4); the output unit 114 of the middle frame 11 has two output terminals 1141, and the two output terminals 1141 are One of the cooling passages 112 of the middle frame 11 is in a connected state; The end seat 1141 is provided with an outlet hole 11411 communicating with one of the cooling passages 112 of the middle frame 11 , and a blocking portion 1142 formed between the two output end seats 1141 is disposed in the cooling passage 112 . In order to prevent the two output end seats 1141 from being in a connected state (as shown in FIG. 4); the front flow guiding body 12 is disposed at the front end of the middle frame body 11, and the front side of the front flow guiding body 12 The accommodating space 121 is provided with a shaft hole 1211 extending through the front flow guiding body 12; and the accommodating space 121 and the front guiding body 12 is provided with a flow guiding area 122 and a circulation area 123, and the circulation area 122 and the circulation area 123 are presented in a circumferential arrangement; wherein the flow guiding area 122 has two guides extending in a concave shape. The flow path 1221; the two flow paths 1221 are in a corresponding state with the two cooling channels 112 of the middle frame 11; and a return channel 1222 is embedded in the front flow guiding body 12, the reflow The channel 1222 is surrounded by the shaft hole 1211 and extends to the two guiding channels 1221 to be in a communicating state; the circulation area 123 has a plurality of circulation channels 1231 extending in a concave shape; the rear guiding flow The accommodating space 13 is disposed at a rear end of the middle frame body 11. The accommodating space 131 is provided with an accommodating space 131. The accommodating space 131 is provided with a rear guiding body 13 A shaft hole 1311; and a flow guiding area 132 and a circulation area 133 are disposed between the accommodating space 121 and the rear flow guiding body 13, and the flow guiding area 132 and the circulation area 133 are arranged in a circumferential arrangement. The flow guiding area 132 has two guiding channels 1321 which are concavely extending; and the two guiding channels 1321 and the middle frame 11 The two cooling channels 112 are in a corresponding state; and a return channel 1322 is embedded in the rear flow guiding body 13 , and the return channel 1322 is surrounded around the shaft hole 1311 and extends to the second The flow path 133 is in a communicating state; the circulation area 133 has a plurality of circulation channels 1331 extending in a concave shape; wherein, the flow path 1221 of the flow guiding area 122 of the front flow guiding body 12 and The return channel 1222 and the flow channel 1321 and the return channel 1322 of the flow guiding region 132 of the rear flow guiding body 13 are both presented in an inverted arrangement (as shown in FIGS. 5 and 6); Wherein, the front and rear ends of the middle frame body 11 are provided with a plurality of locking holes 115; and the front flow guiding body 12 and the rear guiding body 13 are respectively provided with a plurality of pivoting holes (124, 134), the pivot holes (124, 134) are corresponding to the locking holes 115, so as to be locked with a plurality of locking elements (not shown), so that the front The flow guiding body 12 and the rear guiding body 13 are respectively locked at the front and rear ends of the middle frame 11; as described above, it is further explained that the motor housing 1 is in use. The accommodating space 111 of the middle frame body 11 and the accommodating space 121 of the front flow guiding body 12 and the accommodating space 131 of the rear guiding body 13 are provided for an external motor assembly; the front guiding seat The shaft hole 1211 of the body 12 and the shaft hole 1311 of the rear flow guiding body 13 are then passed through the shaft of the motor assembly; thereby, when the motor housing 1 is in use, the middle frame 11 is used. When the inlet hole 11311 at each input end seat 1131 of the input unit 113 is injected by any one of liquid or gas and guided to the cooling passage 112, since the input unit 112 is the second input The inlet end 1131 is in communication with one of the cooling passages 112 of the middle frame 11 , and a blocking portion 1132 formed between the two input end seats 1131 is disposed in the cooling passage 112 to prevent the two The input end seats 1131 are in a communicating state; any one of the liquid cooling or the gas cooling of the inlet holes 11311 of the input end seats 1131 is prevented from being in a mixed state; therefore, the inlet holes 11311 of the two input end seats 1131 are located. Any one of the liquid or gas is guided to the flow guiding area 122 of the front flow guiding body 12 along the cooling passage 112 of the middle frame 11 The flow channel 1221 and the return channel 1222 are cooled to the shaft of the motor assembly, and then guided to the cooling channel 112 of the middle frame 11 by the flow guiding region 122 of the front flow guiding body 12 The circulation channel 1331 of the circulation zone 133 of the rear flow guiding body 13 is further guided to the cooling channels 112 of the middle frame 11 and the front flow guiding body 12 by the circulation zone 133 of the rear guiding body 13 The circulation path 1231 of the circulation zone 123 is in a meandering guiding state; and the guiding channel 1321 and the returning channel 1322 which are guided to the guiding area 132 of the rear guiding body 13 by the rear guiding body The flow guiding area 132 of the 13 is guided to the cooling passage 112 of the middle frame 11 and the circulation path 1231 of the circulation area 123 of the front flow guiding body 12, and the circulation area 123 of the front flow guiding body 12 is further The cooling channels 112 leading to the middle frame 11 and the circulation path 1331 of the circulation area 133 of the rear flow guiding body 13 are in a meandering state for cooling operation; since the front flow guiding body 12 The flow guiding area 122 and the circulation area 123, the flow guiding area 132 of the rear guiding body 13 and the circulation area 133 are corresponding to the plurality of cooling passages 112 of the middle frame 11 for the purpose of feeding When the cooling is performed, the circulating flow state is exhibited; and the plurality of heat dissipating fins 1121 of the cooling passage 112 of the middle frame 11 can effectively take away the heat energy generated by the motor assembly during high-speed operation, thereby extending the life of the motor as a whole, and finally The outlet hole 11411 at each output end 1141 of the output unit 114 of the middle frame 11 is discharged and led out; wherein the flow guiding area 122 of the front flow guiding body 12 and the circulation area 123, the rear guiding body 13 The flow guiding area 132 and the circulation area 133 are in a corresponding state with the plurality of cooling passages 112 of the middle frame 11 so as to be presented in a circulating flow state during cooling, and the guiding flow of the leading flow guiding body 12 District 122 and follow When the ring zone 123, the flow guiding zone 132 of the rear deflector body 13 and the circulation zone 133 are cooled by the plurality of cooling channels 112 of the middle frame 11, the cooling mode is either liquid cooling or gas cooling. In this way, the present invention relates to a heat-dissipating outer casing of a motor, and more particularly to a heat-dissipating structure of a motor casing 1 which exhibits a state of circulating flow when cooled by liquid or gas cooling.

In summary, the improvement of the heat dissipation structure of a motor case has not been seen in various books or publicly used. It is in line with the requirements of the new patent application, and it is requested to express the patent as soon as possible. To be clear, the above is the specific embodiment of the creation and the technical principles applied. If the changes made according to the concept of this creation, the functional role produced by it does not exceed the spirit of the manual and the drawings. At the time, it should be combined with Chen Ming within the scope of this creation.

1‧‧‧Motor housing

11‧‧‧Chinese frame

111‧‧‧ accommodating space

112‧‧‧Cooling

1121‧‧‧heat fins

113‧‧‧Input unit

1131‧‧‧ input terminal block

11311‧‧‧ entrance hole

114‧‧‧Output unit

1141‧‧‧Output socket

11411‧‧‧Exit hole

115‧‧‧Lock hole

12‧‧‧ front diversion body

121‧‧‧ accommodating space

1211‧‧‧Axis hole

122‧‧‧ diversion area

1221‧‧‧ Guide channel

1222‧‧‧ Return Road

123‧‧‧Circular zone

1231‧‧ Circulation

124‧‧‧Pivot hole

13‧‧‧ rear diversion

131‧‧‧ accommodating space

1311‧‧‧Axis hole

132‧‧‧Diversion area

1321‧‧‧ Guide channel

1322‧‧‧Return

133‧‧‧Circular zone

1331‧‧‧Circular Road

134‧‧‧ pivot hole

Claims (9)

A motor housing heat dissipation structure is improved, the motor housing includes: a middle frame body defining an accommodating space therein, the accommodating space penetrating at the front and rear ends of the middle frame body; A plurality of cooling channels are disposed between the space and the middle frame, and the cooling channels are formed at the front and rear ends of the middle frame and are arranged in a surrounding arrangement, and each of the cooling channels is provided with a plurality of heat dissipation channels. The fins are located on the outer peripheral surface of the accommodating space and extend to the front and rear ends of the middle frame; and an input unit and an output unit are disposed at a periphery of the middle frame; a front flow guide The body is disposed at a front end of the middle frame body, and an end of the front flow guiding body is provided with an accommodating space, and the accommodating space is provided with a shaft hole penetrating the front guiding body; A flow guiding zone and a circulation zone are disposed between the space and the front flow guiding body, and the guiding zone and the circulation zone are presented in a circumferential arrangement; wherein the guiding zone has two concave extensions a guiding channel; and the two guiding channels and two of the cooling channels of the middle frame Corresponding state; and a return channel, which is embedded in the front flow guiding body, the return channel is around the axis hole and extends to the two guiding channels respectively to be in a communicating state; The circulation zone has a plurality of circulation paths extending in a concave shape; and a rear flow guiding body is disposed at a rear end of the middle frame, and an end space of the rear flow guiding body is provided with an accommodation space. The accommodating space is provided with a shaft hole penetrating the rear guiding body; and a guiding area and a circulation area are arranged between the accommodating space and the rear guiding body, the guiding area and the circulation The fauna is presented in a peripheral arrangement; wherein the diversion zone has two concave An extended flow guiding channel; wherein the two guiding flow paths are in a corresponding state with two of the cooling channels of the middle frame; and a return flow channel is embedded in the rear guiding body, the return channel is Surrounding is located around the shaft hole and extends to the two guiding channels respectively to be in a communicating state; and the circulating area has a plurality of circulation paths extending in a concave shape. The heat dissipation structure of the motor case is improved according to claim 1, wherein a plurality of locking holes are disposed at the front and rear ends of the middle frame; and the front flow guiding body and the rear guiding body are respectively provided with a plurality of locking holes The pivoting holes are formed in a penetrating manner, and the pivoting holes are corresponding to the locking holes, so as to be locked with a plurality of locking elements. The heat dissipation structure of the motor casing is improved according to claim 1, wherein the input unit of the middle frame has a two-input end seat, and the two input end seats are in communication with one of the cooling passages of the middle frame. And a blocking portion formed between the two input end seats is disposed in the cooling passage to prevent the two input end seats from communicating with each other. The motor housing heat dissipation structure according to claim 3 is improved, wherein each of the input end seats is provided with an inlet hole in a state in which one of the cooling channels of the middle frame is in communication with each other. The heat dissipation structure of the motor casing is improved according to claim 1, wherein the output unit of the middle frame has two output end seats, and the two output end seats are in communication with one of the cooling passages of the middle frame body. And a blocking portion formed between the two output end seats is disposed in the cooling passage to prevent the two output end seats from being in a communicating state. The motor housing heat dissipation structure according to claim 5 is improved, wherein each of the output end seats is provided with an outlet hole in a state of being in communication with one of the cooling passages of the middle frame. The heat dissipation structure of the motor casing according to claim 1 is improved, wherein the guide channel of the flow guiding region of the front flow guiding body and the runner and the return channel of the flow guiding region of the rear guiding body Both of them are presented in a reverse alignment. The heat dissipation structure of the motor case is improved according to claim 1, wherein the flow guiding area and the circulation area of the front flow guiding body, the guiding area and the circulating area of the rear guiding body, and a plurality of the middle frame The cooling channels are in a corresponding state, so that they are presented in a circulating flow state when cooling is performed. The heat dissipation structure of the motor casing is improved according to claim 8, wherein the flow guiding area and the circulation area of the front flow guiding body, the guiding area and the circulating area of the rear guiding body and the plurality of the middle frame When the cooling passage is cooled, the cooling method is either liquid cooling or gas cooling, and is presented in a circulating flow state.