CN216775355U - Heat radiation structure of electric motor of mobile phone - Google Patents
Heat radiation structure of electric motor of mobile phone Download PDFInfo
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- CN216775355U CN216775355U CN202123284169.9U CN202123284169U CN216775355U CN 216775355 U CN216775355 U CN 216775355U CN 202123284169 U CN202123284169 U CN 202123284169U CN 216775355 U CN216775355 U CN 216775355U
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- heat dissipation
- linear motor
- pipe body
- motor shell
- mobile phone
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- 230000005855 radiation Effects 0.000 title claims 2
- 230000017525 heat dissipation Effects 0.000 claims abstract description 63
- 238000010295 mobile communication Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 3
- 238000004891 communication Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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Abstract
A heat dissipation structure for an electric motor of a mobile phone comprises a linear motor shell with a rectangular cross section, wherein a transverse moving body is arranged in the linear motor shell, a connecting column is arranged in the middle of the transverse moving body and penetrates through a coil, the coil is fixedly connected with the linear motor shell, fixing seats are arranged at two ends of the linear motor shell, a return spring module is arranged between the fixing seats and two ends of the linear motor shell, a heat dissipation plate is arranged at one side of the linear motor shell and is in contact with one side of the coil, the heat dissipation plate extends out of the linear motor shell, an arc-shaped groove is arranged at the extending end, and a gas flow heat dissipation module is arranged in the groove, the reciprocating motion of the transverse moving body in the linear motor is utilized to drive the heat near the heat dissipation plate of the coil by the airflow formed by the reciprocating motion, the space of the original hot air is supplemented by the new cold air, the original motion characteristic of the linear motor is fully utilized, and the linear motor is simple in structure and easy to realize.
Description
Technical Field
The utility model relates to the technical field of mobile communication equipment parts, in particular to a heat dissipation structure of an electric motor of a mobile phone.
Background
With the continuous development of communication technology, the social informatization technology is continuously perfected, the boundary and content crossing of mobile communication and fixed end is deeper and more, and the mobile communication and fixed end enters 21 century, the continuous development of mobile communication technology brings great changes to all aspects of communication, logistics, traffic and social life, the functions of mobile phones are greatly expanded, the mobile communication is also developed from 2G to 5G, and the electric motor is used as an important part in the mobile phones and has been subject to multiple technological innovations.
The electric motor is used as a tool for reminding a user of calling and alarming in a mobile phone at the initial stage, the eccentric block is driven to rotate by using a motor shaft, the electric motor has the defects of slow starting and uncontrollable vibration direction which is not fixed, the touch sense of the mobile phone is subversive and innovative by the appearance of the linear motor, the linear motor is combined with a specific vibration algorithm to expand the interaction aspect of the mobile phone and a human body from the visual sense and the auditory sense to the touch sense, so that a plurality of applications based on the touch sense can be developed, the experience of real scale feeling and the like is greatly improved when the clock is shifted by the mobile phone, a plurality of application software based on the touch sense is produced, the linear motor adopts a coil to generate a magnetic field to drive an object to transversely move to realize vibration, for example, the vibration sense is required to be kept for some applications along with the continuous expansion of the linear motor, the use frequency of the linear motor continuously rises, so that the heating of the coil becomes an important heat source, the power consumption of the battery is easy to increase due to the content accumulated in the mobile phone, and the use experience is reduced.
Disclosure of Invention
The utility model aims to provide a heat dissipation structure of an electric motor of a mobile phone, which can dissipate heat of a linear motor of the mobile phone in time.
In order to solve the technical problems, the technical scheme adopted by the utility model is as follows:
a heat dissipation structure for an electric motor of a mobile phone comprises a linear motor shell with a rectangular cross section, wherein a transverse moving body is arranged in the linear motor shell, a connecting column is arranged in the middle of the transverse moving body and penetrates through a coil, the coil is fixedly connected with the linear motor shell, fixing seats are arranged at two ends of the linear motor shell, a return spring module is arranged between each fixing seat and two ends of the linear motor shell, a heat dissipation plate is arranged at one side of the linear motor shell and is in contact with one side of the coil, the heat dissipation plate extends out of the linear motor shell, an arc-shaped groove is formed in the extending end of the heat dissipation plate, a gas flow heat dissipation module is arranged in the groove and is provided with a fixed end and a moving end, the end of the moving end is fixedly connected with the connecting column through a connecting rod, the fixed end and the moving end are of a hollow structure, the moving end of the gas flow heat dissipation module moves left and right to drive air of the heat dissipation plate to flow and flow out from the tail end of the fixed end, carrying away heat.
The fixed end of the gas flow heat dissipation module is a gas outlet pipe body, the gas outlet pipe body is fixedly connected with the arc-shaped groove in the heat dissipation plate, the moving end is a linkage pipe body, a gas outlet nozzle is arranged at one end of the gas outlet pipe body, a pipe embedding is arranged at the other end of the gas outlet pipe body, the pipe embedding extends into the linkage pipe body, a one-way valve body module is arranged at the end part of the pipe embedding, and the one-way valve module realizes that the linkage pipe body moves left and right to enable external gas to be discharged from the gas outlet nozzle.
The one-way valve module structure is as follows: the end part of the embedded pipe is provided with a circle of valve plates, the valve plates are provided with air inlet single-phase valves which ventilate towards the interior of the linkage pipe body, and the embedded pipe is internally provided with an air outlet one-way valve which ventilates towards the interior of the air outlet pipe body.
The end part of one end of the air outlet pipe body of the linkage pipe body is provided with a limiting plate, and the end part of the other end of the linkage pipe body is fixedly connected with the connecting rod.
The end face of the extending end of the heat dissipation plate is provided with a plurality of arc grooves which are arranged side by side, and each arc groove is internally provided with an air flow heat dissipation module.
In a preferred scheme, two groups of coils are distributed along the axial direction of the connecting column, and the current spiral directions in the two groups of coils are opposite.
According to the heat dissipation structure of the electric motor of the mobile phone, the reciprocating motion of the transverse moving body in the linear motor is utilized, the heat near the heat dissipation plate of the coil is driven by the airflow formed by the reciprocating motion, the space of the original hot air is supplemented by the new cold air, the original motion characteristic of the linear motor is fully utilized, and the structure is simple and easy to realize.
Drawings
The utility model is further illustrated with reference to the following figures and examples:
FIG. 1 is a top view of the structure of the present invention;
FIG. 2 is a front view of the structure of the present invention;
FIG. 3 is a left side view of the structure of the present invention;
fig. 4 is a partially enlarged perspective view of fig. 1.
In the figure: the linear motor comprises a linear motor shell 1, a transverse moving body 2, a fixed seat 3, a connecting column 4, a coil 5, a return spring module 6, a heat dissipation plate 7, a connecting rod 8, a gas flow heat dissipation module 9, a gas outlet pipe body 91, a linkage pipe body 92, an embedded pipe 93, a gas inlet single-phase valve 94, a gas outlet one-way valve 95, a valve plate 96, a limiting plate 97 and a gas outlet nozzle 10.
Detailed Description
As shown in fig. 1-4, a heat dissipation structure for an electric motor of a mobile phone comprises a linear motor housing 1 with a rectangular cross section, a transverse moving body 2 is arranged in the linear motor housing 1, a connection post 4 is arranged in the middle of the transverse moving body 2, the connection post 4 penetrates through a coil 5, the coil 5 is fixedly connected with the linear motor housing 1, fixing seats 3 are arranged at two ends of the linear motor housing 1, a return spring module 6 is arranged between the fixing seat 3 and the two ends of the linear motor housing 1, a heat dissipation plate 7 is arranged at one side of the linear motor housing 1, the heat dissipation plate 7 is in contact with one side of the coil 5, the heat dissipation plate 7 extends out of the linear motor housing 1, an arc-shaped groove is arranged at an extending end, a gas flow heat dissipation module 9 is arranged in the groove, the gas flow heat dissipation module 9 is provided with a fixed end and a movable end, the end of the movable end is fixedly connected with the connection post 4 through a connecting rod 8, and the fixed end and the movable end are hollow structures, the moving end of the air flow heat dissipation module 9 moves left and right to drive the heat dissipation plate 7 to flow air and flow out from the tail end of the fixed end, so that heat is taken away.
When the mobile phone control coil 5 is electrified in a pulse mode to generate a magnetic field, the comprehensive action of the magnetic field and the return spring module 6 drives the transverse moving body 2 to move left and right to form vibration, the required tactile feedback effect is achieved by controlling the distance and frequency of the transverse moving body 2 moving left and right, the transverse moving body 2 moves left and right to drive the moving end to enable air near the heat dissipation plate 7 to flow out from the tail end of the fixed end of the gas flow heat dissipation module 9 to form gas flow, surrounding heat is taken away, the speed reduction heat is dissipated to the surrounding environment, and the local temperature rise is prevented from being too high.
The fixed end of the gas flow heat dissipation module 9 is a gas outlet pipe body 91, the gas outlet pipe body 91 is fixedly connected with the arc-shaped groove on the heat dissipation plate 7, the moving end is a linkage pipe body 92, one end of the gas outlet pipe body 91 is provided with a gas outlet nozzle 10, the other end of the gas outlet pipe body is provided with an embedded pipe 93, the embedded pipe 93 extends into the linkage pipe body 92, the end part of the embedded pipe 93 is provided with a one-way valve body module, and the one-way valve module realizes that the linkage pipe body 92 moves left and right to enable external gas to be discharged from the gas outlet nozzle 10.
The one-way valve module structure is as follows: the end of the embedded pipe 93 is provided with a circle of valve plates 96, the valve plates 96 are provided with air inlet single-phase valves 94 which ventilate towards the interior of the linkage pipe body 92, and the embedded pipe 93 is provided with air outlet one-way valves 95 which ventilate towards the interior of the air outlet pipe body 91.
When the linkage pipe body 92 moves to the right, the pressure of the internal space of the linkage pipe body 92 is increased, the external air pressure pushes the air inlet single-phase valve 94 open, the air around the arc-shaped groove on the heat dissipation plate 7 enters the linkage pipe body 92, the external air pressure at the air outlet single-phase valve 95 is greater than the internal air pressure and is in a closed state, when the linkage pipe body 92 moves to the left, the pressure of the internal space of the linkage pipe body 92 is decreased and increased, so that the air inlet single-phase valve 94 is closed, the air outlet single-phase valve 95 is opened, the internal air in the linkage pipe body 92 is exhausted from the air faucet 10, when the linear motor vibrates, the linkage pipe body 92 is driven to move left and right to form airflow from one side to the other side of the heat dissipation plate 7, the hot air at the heat dissipation plate 7 is taken away, and the cold air is filled in the space at the hot air to help heat dissipation.
The end of the linkage pipe body 92 at one side of the outlet pipe body 91 is provided with a limit plate 97, and the end of the other end is fixedly connected with the connecting rod 8.
The movement position of the interlocking tube 92 is restricted by the stopper plate 97, and the interlocking tube 92 is moved left and right by the link 8.
The end face of the extending end of the heat dissipation plate 7 is provided with a plurality of arc grooves arranged side by side, and each arc groove is internally provided with a gas flow heat dissipation module 9.
The arc grooves arranged side by side can increase the heat dissipation area of the heat dissipation plate 7, and the multiple groups of gas flow heat dissipation modules 9 can increase the heat dissipation gas flow at the heat dissipation plate 7, so that the heat dissipation effect is increased.
In a preferred scheme, two groups of coils 5 are axially distributed along the connecting column 4, and current spiral directions in the two groups of coils 5 are opposite.
The opposite currents of the two groups of coils 5 generate axial magnetic fields in different directions, so that the transverse moving body 2 can be conveniently controlled to move towards different directions, and more tactile feedback modes can be simulated by combining an algorithm.
Claims (6)
1. A heat radiation structure of an electric motor of a mobile phone is characterized in that: the linear motor comprises a linear motor shell (1) with a rectangular cross section, a transverse moving body (2) is arranged in the linear motor shell (1), a connecting column (4) is arranged in the middle of the transverse moving body (2), the connecting column (4) penetrates through a coil (5), the coil (5) is fixedly connected with the linear motor shell (1), fixing seats (3) are arranged at two ends of the linear motor shell (1), a return spring module (6) is arranged between the fixing seat (3) and two ends of the linear motor shell (1), a heat dissipation plate (7) is arranged at one side of the linear motor shell (1), the heat dissipation plate (7) is in contact with one side of the coil (5), the heat dissipation plate (7) extends out of the linear motor shell (1), an arc-shaped groove is formed in an extending end, a gas flow heat dissipation module (9) is arranged in the groove, the gas flow heat dissipation module (9) is provided with a fixing end and a moving end, and the end of the moving end is fixedly connected with the connecting column (4) through a connecting rod (8), the fixed end and the movable end are of hollow structures, and the movable end of the gas flow heat dissipation module (9) moves left and right to drive the heat dissipation plate (7) to flow air and flow out from the tail end of the fixed end to take away heat.
2. The heat dissipation structure for the electric motor of the mobile phone according to claim 1, wherein the fixed end of the gas flow heat dissipation module (9) is a gas outlet pipe body (91), the gas outlet pipe body (91) is fixedly connected with the arc-shaped groove on the heat dissipation plate (7), the movable end is a linkage pipe body (92), one end of the gas outlet pipe body (91) is provided with a gas outlet nozzle (10), the other end of the gas outlet pipe body is provided with an embedded pipe (93), the embedded pipe (93) extends into the linkage pipe body (92), the end of the embedded pipe (93) is provided with a one-way valve module, and the one-way valve module realizes that the linkage pipe body (92) moves left and right to discharge outside gas from the gas outlet nozzle (10).
3. The heat dissipation structure for the electric motor of the mobile phone according to claim 2, wherein the one-way valve module structure is: the end part of the embedded pipe (93) is provided with a circle of valve plate (96), the valve plate (96) is provided with an air inlet single-phase valve (94) which is ventilated towards the interior of the linkage pipe body (92), and the embedded pipe (93) is internally provided with an air outlet one-way valve (95) which is ventilated towards the interior of the air outlet pipe body (91).
4. The heat dissipation structure for the electric motor of the mobile phone according to claim 3, wherein the linkage tube body (92) is provided with a limiting plate (97) at one side end of the air outlet tube body (91), and the other end is fixedly connected with the connecting rod (8).
5. The heat dissipation structure for the electric motor of the mobile phone according to claim 1, wherein the end surface of the extending end of the heat dissipation plate (7) is provided with a plurality of arc-shaped grooves arranged side by side, and each arc-shaped groove is provided with a gas flow heat dissipation module (9).
6. The heat dissipation structure of an electric motor of a mobile phone according to claim 1, wherein the coils (5) are distributed in two groups along the axial direction of the connection column (4), and the current spiral directions in the two groups of coils (5) are opposite.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123284169.9U CN216775355U (en) | 2021-12-24 | 2021-12-24 | Heat radiation structure of electric motor of mobile phone |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123284169.9U CN216775355U (en) | 2021-12-24 | 2021-12-24 | Heat radiation structure of electric motor of mobile phone |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216775355U true CN216775355U (en) | 2022-06-17 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123284169.9U Expired - Fee Related CN216775355U (en) | 2021-12-24 | 2021-12-24 | Heat radiation structure of electric motor of mobile phone |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216775355U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116668572A (en) * | 2023-07-31 | 2023-08-29 | 深圳市鼎维尔科技有限公司 | Mobile phone motherboard with active heat radiation structure |
-
2021
- 2021-12-24 CN CN202123284169.9U patent/CN216775355U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116668572A (en) * | 2023-07-31 | 2023-08-29 | 深圳市鼎维尔科技有限公司 | Mobile phone motherboard with active heat radiation structure |
| CN116668572B (en) * | 2023-07-31 | 2023-10-20 | 深圳市鼎维尔科技有限公司 | Mobile phone motherboard with active heat radiation structure |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220617 |
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| CF01 | Termination of patent right due to non-payment of annual fee |