CN210350955U - Liquid-cooled voice coil motor active suspension - Google Patents
Liquid-cooled voice coil motor active suspension Download PDFInfo
- Publication number
- CN210350955U CN210350955U CN201921609988.6U CN201921609988U CN210350955U CN 210350955 U CN210350955 U CN 210350955U CN 201921609988 U CN201921609988 U CN 201921609988U CN 210350955 U CN210350955 U CN 210350955U
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- voice coil
- permanent magnet
- wall
- heat
- cavity
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- Expired - Fee Related
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- 239000000725 suspension Substances 0.000 title claims abstract description 15
- 230000005294 ferromagnetic effect Effects 0.000 claims abstract description 26
- 238000001816 cooling Methods 0.000 claims abstract description 21
- 230000017525 heat dissipation Effects 0.000 claims abstract description 12
- 239000000428 dust Substances 0.000 claims abstract description 10
- 239000007788 liquid Substances 0.000 claims abstract description 9
- 230000005494 condensation Effects 0.000 claims abstract description 8
- 238000009833 condensation Methods 0.000 claims abstract description 8
- 238000010521 absorption reaction Methods 0.000 claims description 9
- 230000003014 reinforcing effect Effects 0.000 claims description 8
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 6
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 4
- 229910052802 copper Inorganic materials 0.000 claims description 4
- 239000010949 copper Substances 0.000 claims description 4
- 238000006073 displacement reaction Methods 0.000 claims description 3
- 229910052742 iron Inorganic materials 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 238000004804 winding Methods 0.000 claims description 3
- 125000004122 cyclic group Chemical group 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 3
- 230000002035 prolonged effect Effects 0.000 abstract 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000110 cooling liquid Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
- 230000003313 weakening effect Effects 0.000 description 1
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- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
- Motor Or Generator Cooling System (AREA)
Abstract
The utility model discloses a liquid cooling voice coil motor active suspension in the technical field of voice coil motor active suspension, which comprises a ferromagnetic cylinder, a permanent magnet base, a permanent magnet, a dust cover, a voice coil motor coil and a voice coil, wherein the inner side of the junction of the voice coil and a heat absorbing layer is provided with a heat dissipation hole, the other end of the heat dissipation hole extends to the inner cavity of the voice coil motor coil, the bottom of the inner cavity is inserted with a heat conduction block, the bottom of the heat conduction block extends to the outer wall of the bottom of the voice coil motor coil, the top of the heat conduction block is jointed with the bottom of the heat conduction layer and the bottom of the heat absorbing layer, the outer wall of the permanent magnet is provided with a lower condensation liquid pipe, the two ends of the lower condensation liquid pipe extend to the outer side of the ferromagnetic cylinder, and the cavity, the ferromagnetic cylinder, the permanent magnet and the voice, the cooling speed and the cooling effect of the condenser pipe on the permanent magnet and the voice coil are improved, and therefore the service life of the voice coil is prolonged.
Description
Technical Field
The utility model relates to a voice coil motor initiative suspension technical field specifically is a liquid cooling type voice coil motor initiative suspension.
Background
In the application document (CN201610859889.8), "the voice coil motor moving coil (3), the cooling liquid channel is arranged around the permanent magnet (9)" instead of natural cooling, the permanent magnet and the voice coil are cooled by flowing condensate, but the simple laying of the condenser pipe is not ideal for the cooling effect of the ferromagnetic cylinder, the permanent magnet and the voice coil, and therefore, we propose a liquid-cooled voice coil motor active suspension.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a liquid cooling type voice coil motor initiative suspension to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a liquid-cooled voice coil motor active suspension comprises a ferromagnetic cylinder, a permanent magnet base, a permanent magnet, a dust cover, a voice coil motor coil and a voice coil, wherein the permanent magnet base is arranged at the bottom of an inner cavity of the ferromagnetic cylinder, the permanent magnet is positioned at the center of the inner wall of the bottom of the ferromagnetic cylinder and is arranged at the top of the permanent magnet base, an iron seal and a wireless displacement sensor are arranged at the top of the permanent magnet, the dust cover is fixed at the top of the ferromagnetic cylinder through screws, an upper hanging ring is fixedly inserted at the center of the dust cover, the bottom of the upper hanging ring extends to the inner cavity of the ferromagnetic cylinder and is connected with a top cover, the outer wall of the bottom of the top cover is provided with the voice coil motor coil, the inner wall of the ferromagnetic cylinder is provided with an annular boss, the outer, the permanent magnet is positioned in an inner cavity of the voice coil electric coil, a cavity is arranged on the outer wall of the bottom of the voice coil electric coil, the voice coil is arranged in the cavity, a cooling layer is arranged in the cavity, the cooling layer comprises a heat conduction layer and a heat absorption layer, the heat conduction layer and the heat absorption layer are arranged in the cavity from outside to inside, the voice coil is arranged between the heat conduction layer and the heat absorption layer, a coiled pipe is arranged in the inner cavity of the heat conduction layer, two ends of the coiled pipe are respectively connected with upper condensation pipes, the tops of the two groups of upper condensation pipes extend to the outer wall of the top of the dustproof cover and are respectively connected with an external condensation box and a water pump, heat dissipation holes are arranged on the inner side of the joint of the voice coil and the heat absorption layer, the other ends of the heat dissipation holes extend to the inner cavity of the voice coil electric, and a lower condensate pipe is arranged on the outer wall of the permanent magnet, and two ends of the lower condensate pipe extend to the outer side of the ferromagnetic cylinder.
Furthermore, the outer wall of the heat conducting block is provided with a spiral groove, a condensate branch pipe is clamped in the spiral groove, and two ends of the condensate branch pipe are communicated with the lower condensate pipe.
Furthermore, the outer wall of the voice coil electric coil is sleeved with reinforcing paper, and the outer wall of the reinforcing paper is sleeved with the spiral spring.
Further, the diameter of the heat dissipation hole is equal to the diameter of the winding of the voice coil.
Further, the heat conduction block is a copper plate with a rubber plate arranged at the bottom.
Compared with the prior art, the beneficial effects of the utility model are that: through the cooperation of heat-conducting layer, heat-sink shell, louvre, coiled pipe, condenser pipe and heat-conducting block, cool down cavity, ferromagnetic cylinder, permanent magnet and voice coil loudspeaker voice coil, maintain the low temperature of cavity, ferromagnetic cylinder inner chamber, improve the condenser pipe to the cooling rate and the cooling effect of permanent magnet and voice coil loudspeaker voice coil to improve the life of voice coil loudspeaker voice coil.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is the utility model discloses the voice coil is connected the schematic diagram with the heat conduction piece.
In the figure: 1. a ferromagnetic cylinder; 2. a permanent magnet base; 3. a permanent magnet; 4. a dust cover; 5. an upper hanging ring; 6. a top cover; 7. a voice coil motor coil; 8. reinforcing paper; 9. a coil spring; 10. an annular boss; 11. a lower condensate pipe; 12. dividing a condensate into pipes; 13. a cavity; 14. a cooling layer; 15. an upper condensate pipe; 16. a heat conducting block; 17. a serpentine tube; 18. a heat conductive layer; 19. a heat absorbing layer; 20. a voice coil; 21. heat dissipation holes; 22. a helical groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The utility model provides a technical scheme: a liquid cooling type voice coil motor active suspension, please refer to fig. 1-2, which comprises a ferromagnetic cylinder 1, a permanent magnet base 2, a permanent magnet 3, a dust cap 4, a voice coil motor coil 7 and a voice coil 20, wherein the permanent magnet base 2 is installed at the bottom of the inner cavity of the ferromagnetic cylinder 1, the permanent magnet 3 is positioned at the center of the inner wall of the bottom of the ferromagnetic cylinder 1 and is installed at the center of the inner wall of the bottom of the permanent magnet base 2, the top of the permanent magnet 3 is provided with an iron seal and a wireless displacement sensor, the dust cap 4 is fixed at the top of the ferromagnetic cylinder 1 through screws, the center of the dust cap 4 is fixedly inserted with an upper hanging ring 5, the upper hanging ring 5 is connected with a vehicle body, the bottom of the upper hanging ring 5 extends to the inner cavity of the ferromagnetic cylinder 1 and is connected with a top cover 6, the outer wall of, the coil spring 9 is used for weakening vibration borne by the voice coil electric coil 7 to prolong the service life of the voice coil electric coil, one end of each of two groups of spring supports, which are opposite to each other, is respectively connected with the outer wall of the bottom of the top cover 6 and the inner wall of the bottom of the annular boss 10, the permanent magnet 3 is positioned in the inner cavity of the voice coil electric coil 7, the outer wall of the bottom of the voice coil electric coil 7 is provided with a cavity 13, the voice coil 20 is arranged in the cavity 13, the inner cavity of the cavity 13 is provided with a cooling layer 14, the cooling layer 14 comprises a heat conduction layer 18 and a heat absorption layer 19, the inner cavity of the cavity 13 is arranged from outside to inside, the voice coil 20 is arranged between the heat conduction layer 18 and the heat absorption layer 19, the heat conduction layer 18 transmits the low;
referring to fig. 1-2, a coil 17 is disposed in an inner cavity of a heat conducting layer 18, the coil 17 increases a contact area between the heat conducting layer 18 and a condensate, and improves cooling efficiency of a voice coil 20, two ends of the coil 17 are connected to upper condensate pipes 15, the tops of two sets of upper condensate pipes 15 extend to the outer wall of the top of a dust cap 4 and are respectively connected to an external condenser box and a water pump, heat dissipating holes 21 are disposed inside the connection between the voice coil 20 and a heat absorbing layer 19, the other ends of the heat dissipating holes 21 extend to the inner cavity of a voice coil 7, a heat conducting block 16 is inserted into the bottom of the inner cavity of a cavity 13, the bottom of the heat conducting block 16 extends to the outer wall of the bottom of the voice coil 7, the top of the heat conducting block 16 is attached to the heat conducting layer 18 and the bottom of the heat absorbing layer 19, a lower condensate pipe 11 is disposed on the outer wall of, the contact area between the permanent magnet and the permanent magnet 3 is increased to improve the cooling speed;
referring to fig. 1-2, a spiral groove 22 is formed in an outer wall of the heat conducting block 16, a condensate branch pipe 12 is clamped in the spiral groove 22, the condensate branch pipe 12 is arranged upstream (the flow direction of the condensate is downstream), two ends of the condensate branch pipe 12 are both communicated with a lower condensate pipe 11, and the purpose of cooling the heat conducting block 16 is to maintain a low temperature of an inner cavity of the ferromagnetic cylinder 1 (the heat discharged from the heat dissipating holes 21 can increase the temperature of the inner cavity);
referring to fig. 1, the outer wall of the voice coil motor coil 7 is sleeved with reinforcing paper 8, the outer wall of the reinforcing paper 8 is sleeved with the coil spring 9, and the reinforcing paper 8 is used for protecting the outer wall of the voice coil motor coil 7 and reducing abrasion to the outer wall of the coil spring 9 when the coil spring is stretched;
referring to fig. 2, the diameter of the heat dissipation hole 21 is equal to the diameter of the winding of the voice coil 20, and the diameter of the heat dissipation hole is increased to facilitate heat dissipation;
referring to fig. 1, the heat conducting block 16 is a copper plate with a rubber plate at the bottom, the rubber plate is used to weaken the impact on the permanent magnet base 2 when the voice coil motor 7 descends, and the heat conducting block 16 is made of copper because it has good heat conducting performance and is not easy to ignite.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. A liquid cooling type voice coil motor driving suspension comprises a ferromagnetic cylinder (1), a permanent magnet base (2), a permanent magnet (3), a dustproof cover (4), a voice coil motor coil (7) and a voice coil (20), wherein the permanent magnet base (2) is installed at the bottom of an inner cavity of the ferromagnetic cylinder (1), the permanent magnet (3) is located on the ferromagnetic cylinder (1) and installed at the center of the inner wall of the bottom of the permanent magnet base (2), an iron seal and a wireless displacement sensor are arranged at the top of the permanent magnet (3), the dustproof cover (4) is fixed at the top of the ferromagnetic cylinder (1) through screws, an upper lifting ring (5) is fixedly inserted in the center of the dustproof cover (4), the bottom of the upper lifting ring (5) extends to the inner cavity of the ferromagnetic cylinder (1) and is connected with a top cover (6), the outer wall of the bottom of the top cover (6) is provided with the voice, voice coil loudspeaker voice coil electric coil (7) outer wall cover is equipped with coil spring (9), coil spring (9) top and bottom all are provided with spring support, and two sets of spring support mutually carry on the back one end respectively with top cap (6) bottom outer wall and cyclic annular boss (10) bottom inner wall connection, permanent magnet (3) are located voice coil loudspeaker voice coil electric coil (7) inner chamber, voice coil loudspeaker voice coil electric coil (7) bottom outer wall is provided with cavity (13), voice coil loudspeaker voice coil (20) set up in cavity (13), its characterized in that: the cavity (13) inner chamber is provided with a cooling layer (14), the cooling layer (14) comprises a heat conduction layer (18) and a heat absorption layer (19) which are arranged in the cavity (13) inner chamber from outside to inside, a voice coil (20) is arranged between the heat conduction layer (18) and the heat absorption layer (19), the inner chamber of the heat conduction layer (18) is provided with a coiled pipe (17), two ends of the coiled pipe (17) are connected with upper condensation liquid pipes (15), the tops of two groups of upper condensation liquid pipes (15) extend to the outer wall of the top of a dust cover (4) and are respectively connected with an external condensation box and a water pump, the inner side of the joint of the voice coil (20) and the heat absorption layer (19) is provided with a heat dissipation hole (21), the other end of the heat dissipation hole (21) extends to the inner chamber of the voice coil electric coil (7), the bottom of the cavity (13) inner chamber is spliced with a heat conduction block (16), and, the top of the heat conducting block (16) is attached to the bottom of the heat conducting layer (18) and the bottom of the heat absorbing layer (19), a lower condensate pipe (11) is arranged on the outer wall of the permanent magnet (3), and two ends of the lower condensate pipe (11) extend to the outer side of the ferromagnetic cylinder (1).
2. The liquid-cooled voice coil motor active suspension of claim 1, wherein: the outer wall of the heat conducting block (16) is provided with a spiral groove (22), a condensate branch pipe (12) is connected in the spiral groove (22) in a clamping mode, and two ends of the condensate branch pipe (12) are communicated with a lower condensate pipe (11).
3. The liquid-cooled voice coil motor active suspension of claim 1, wherein: the outer wall of the voice coil electric coil (7) is sleeved with reinforcing paper (8), and the outer wall of the reinforcing paper (8) is sleeved with the spiral spring (9).
4. The liquid-cooled voice coil motor active suspension of claim 1, wherein: the diameter of the heat dissipation hole (21) is equal to that of the winding of the voice coil (20).
5. The liquid-cooled voice coil motor active suspension of claim 1, wherein: the heat conducting block (16) is a copper plate with a rubber plate arranged at the bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921609988.6U CN210350955U (en) | 2019-09-26 | 2019-09-26 | Liquid-cooled voice coil motor active suspension |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921609988.6U CN210350955U (en) | 2019-09-26 | 2019-09-26 | Liquid-cooled voice coil motor active suspension |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210350955U true CN210350955U (en) | 2020-04-17 |
Family
ID=70178090
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921609988.6U Expired - Fee Related CN210350955U (en) | 2019-09-26 | 2019-09-26 | Liquid-cooled voice coil motor active suspension |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210350955U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112542920A (en) * | 2021-01-08 | 2021-03-23 | 上海麦斌汽车用品有限公司 | Motor for preventing coil overload and ensuring normal operation |
| CN117656742A (en) * | 2023-03-23 | 2024-03-08 | 比亚迪股份有限公司 | Suspension device and vehicle with same |
-
2019
- 2019-09-26 CN CN201921609988.6U patent/CN210350955U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112542920A (en) * | 2021-01-08 | 2021-03-23 | 上海麦斌汽车用品有限公司 | Motor for preventing coil overload and ensuring normal operation |
| CN117656742A (en) * | 2023-03-23 | 2024-03-08 | 比亚迪股份有限公司 | Suspension device and vehicle with same |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200417 |