CN219438891U - Heat dissipation noise reduction driving structure and cabinet type stirrer - Google Patents
Heat dissipation noise reduction driving structure and cabinet type stirrer Download PDFInfo
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- CN219438891U CN219438891U CN202223326208.1U CN202223326208U CN219438891U CN 219438891 U CN219438891 U CN 219438891U CN 202223326208 U CN202223326208 U CN 202223326208U CN 219438891 U CN219438891 U CN 219438891U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D10/00—Energy efficient computing, e.g. low power processors, power management or thermal management
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Abstract
The utility model discloses a heat-dissipation noise-reduction driving structure and a cabinet type stirrer, comprising a driving box, wherein a driving assembly and a heat-dissipation fan are arranged in the driving box, and the driving assembly is provided with a driving shaft extending out of the driving box; the sound insulation cover is arranged in the driving box and covers the driving assembly and the outside of the cooling fan; a driving cavity and a heat dissipation cavity are arranged in the sound insulation cover, and a driving assembly is arranged in the driving cavity; the heat radiation fan is rotatably arranged in the heat radiation cavity; the side wall of the sound-proof housing is provided with an air guide channel which extends along the height direction of the sound-proof housing; the bottom end of the air guide channel is communicated with the bottom end of the driving box, and the top end of the air guide channel is communicated with the top end of the driving cavity; the bottom end of the driving cavity is communicated with the heat dissipation cavity; the lateral part of the heat dissipation cavity is provided with an air outlet which penetrates through to the lateral part of the driving cavity. The utility model relates to a cabinet type stirrer, which comprises a cabinet body, a cooking cup and a heat-dissipation noise-reduction driving structure.
Description
Technical Field
The utility model relates to the technical field of household appliances, in particular to a heat-dissipation noise-reduction driving mechanism and a cabinet type stirrer.
Background
At present, a stirrer is generally used for preparing food processing equipment such as fruit and vegetable, infant complementary food and the like, and is mainly realized by driving a processing knife to rotate through a motor. However, in the conventional stirrer, when the rotation speed of the motor is high, the rotation speed of the processing blade is also high, and thus noise generated during the operation is also relatively large. In addition, because the motor can produce great work heat in the course of working, therefore need dispel the heat, the conventional practice adopts pivoted radiator fan to realize, and radiator fan pivoted in-process also has great noise, and radiator fan is directly by the bottom income wind, derives the heat, and the radiating effect is inhomogeneous.
Disclosure of Invention
In order to overcome the defects of the prior art, one of the purposes of the utility model is to provide a heat dissipation and noise reduction driving structure, wherein a heat dissipation fan can guide air flow to be led in from bottom to top and led out from top to bottom through an air guide channel, and the heat dissipation and noise reduction effects are good.
The second purpose of the utility model is to provide a cabinet mixer, which has good heat dissipation and noise reduction effects of the driving structure.
One of the purposes of the utility model is realized by adopting the following technical scheme:
a heat-dissipating noise-reducing driving structure comprises,
the driving box is internally provided with a driving assembly and a cooling fan, and the driving assembly is provided with a driving shaft extending out of the driving box;
the sound insulation cover is arranged in the driving box and covers the driving assembly and the heat dissipation fan; a driving cavity and a heat dissipation cavity are arranged in the sound insulation cover, and the driving assembly is arranged in the driving cavity; the radiating fan is rotatably arranged in the radiating cavity; the side wall of the sound-proof housing is provided with an air guide channel, and the air guide channel extends along the height direction of the sound-proof housing; the bottom end of the air guide channel is communicated with the bottom end of the driving box, and the top end of the air guide channel is communicated with the top end of the driving cavity; the bottom end of the driving cavity is communicated with the heat dissipation cavity; and an air outlet is arranged at the side part of the heat dissipation cavity and penetrates through the side part of the driving cavity.
Further, a plurality of voice isolation coils are arranged in the sound insulation cover, and the voice isolation coils are arranged on the periphery of the heat dissipation cavity in a surrounding mode; the top end of the sound insulation ring is connected to the lower part of the driving cavity, and the bottom end of the sound insulation ring is connected to the bottom wall of the sound insulation cover; the wind guide channel is positioned at the outer side of the sound insulation ring at the outermost side.
Further, a plurality of air guide holes are formed in the bottom end of the air guide channel; the plurality of air guide holes penetrate through to the bottom end of the driving box.
Further, the bottom end of the driving box is provided with a plurality of air inlets; the air guide hole is communicated with the air inlet.
Further, a plurality of air inlet holes are formed in the top end of the side wall of the driving cavity, and the air inlet holes are communicated with the top end of the air guide channel.
Further, a plurality of air outlet holes are formed in the side part of the driving box; the air outlet is communicated with the air outlet holes.
Further, the sound-proof cover comprises a cover body and a bottom shell, and the bottom shell is covered at the bottom end of the cover body; the side wall of the cover body is provided with a first air guide section, the upper periphery of the bottom shell is provided with a second air guide section, and the first air guide section and the second air guide section are used for forming the air guide channel after the bottom shell is covered at the bottom end of the cover body; the plurality of air guide holes are formed in the bottom shell, and the plurality of air inlet holes are formed in the top end of the cover body; the sound insulation ring is connected to the bottom end of the cover body and the bottom end of the bottom shell.
Further, an air deflector is arranged on the outer side of the sound insulation cover, one end of the air deflector is connected with the air outlet, and the other end of the air deflector is connected with the plurality of air outlet holes; the air deflector gradually inclines upwards from one end close to the air outlet to one end far away from the air outlet.
Further, the driving assembly comprises a double-shaft motor, and one rotating shaft of the double-shaft motor is connected with the driving shaft; the other rotating shaft of the double-shaft motor is connected with the cooling fan.
The second purpose of the utility model is realized by adopting the following technical scheme:
the cabinet type stirrer comprises a cabinet body, a cooking cup and a heat-dissipation noise-reduction driving structure, wherein a processing cavity is arranged in the cabinet body, and the driving box is arranged at the bottom end of the cabinet body; the driving shaft extends out from the bottom wall of the processing cavity; the cooking cup is installed in the processing cavity, and a processing knife assembly detachably connected with the driving shaft is arranged in the cooking cup.
Compared with the prior art, the utility model has the beneficial effects that: when the driving assembly is in operation, the cooling fan rotates, negative pressure is formed in the cooling cavity when the cooling fan rotates, air flow at the bottom end of the driving box can be led in through the bottom end of the air guide channel and flows to the driving cavity through the top end of the air guide channel to enter the cooling cavity and is led out through the air outlet communicated with the cooling cavity, so that the air flow enters from bottom to top and is led out from top to bottom, the air flow flows roundabout, larger noise caused by concentration of the air flow is avoided, heat can be taken away by the air flow to a greater extent, and the cooling effect is good.
Drawings
FIG. 1 is a schematic diagram of a driving structure of the present utility model;
FIG. 2 is a schematic view of another view of the driving structure of the present utility model;
FIG. 3 is a schematic view of a part of a driving structure of the present utility model;
FIG. 4 is a cross-sectional view of a drive structure of the present utility model;
fig. 5 is a schematic structural view of a bottom chassis according to the present utility model;
FIG. 6 is a schematic view of the structure of the cover of the present utility model;
FIG. 7 is a schematic view of the cabinet mixer of the present utility model;
FIG. 8 is a schematic view of a partial structure of a cabinet mixer of the present utility model;
fig. 9 is a schematic partial structure of the cabinet mixer of the present utility model.
In the figure: 10. a drive box; 11. an air outlet hole; 12. an air inlet; 21. a drive shaft; 22. a bottom case; 221. an air guide hole; 23. a cover body; 231. an air guide channel; 232. an air inlet hole; 233. an air outlet; 30. a biaxial motor; 40. a heat radiation fan; 50. a heat dissipation cavity; 60. a voice coil; 70. a cabinet body; 71. a cabinet door; 72. a processing chamber; 80. and (5) cooking the cup.
Detailed Description
The utility model will be further described with reference to the accompanying drawings and detailed description below:
in the description of the present utility model, it should be noted that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, merely to facilitate description of the present utility model and simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model.
In the case of example 1,
the heat dissipation and noise reduction driving structure as shown in fig. 1-6 comprises a driving box 10 and a sound insulation cover, wherein a driving assembly and a heat dissipation fan 40 are arranged in the driving box 10, the driving assembly is provided with a driving shaft 21 extending out of the driving box 10, and the driving assembly can drive the driving shaft 21 to rotate. The sound-proof housing is provided in the drive case 10, and the sound-proof housing may be provided outside the drive unit and the heat radiation fan 40. A driving cavity and a heat dissipation cavity 50 are disposed in the sound-proof housing, the driving assembly can be installed in the driving cavity, and the heat dissipation fan 40 is rotatably installed in the heat dissipation cavity 50.
The side wall of the sound-proof housing is provided with an air guide channel 231, the air guide channel 231 extends along the height direction of the sound-proof housing, the bottom end of the air guide channel 231 is communicated with the bottom end of the driving box 10, the top end of the air guide channel 231 is communicated with the top end of the driving cavity, and the bottom end of the driving cavity is communicated with the heat dissipation cavity 50; the side of the heat dissipation chamber 50 is provided with an air outlet 233, and the air outlet 233 penetrates to the side of the driving chamber.
On the basis of the above structure, when the heat radiation noise reduction driving structure of the present utility model is used, the components to be rotated can be mounted on the driving box 10 and connected with the driving shaft 21, so that the driving assembly can realize the rotation motion.
Because the noise is larger and the heat is easy to generate when the driving component works, the cooling fan 40 can be started, when the cooling fan 40 rotates, negative pressure is formed in the cooling cavity 50, the air flow at the bottom end of the driving box 10 can be led in through the bottom end of the air guide channel 231 and flows to the driving cavity through the top end of the air guide channel 231 to enter the cooling cavity 50 and is led out through the air outlet 233 communicated with the cooling cavity 50, so that the air flow enters from bottom to top and is led out from top to bottom, the air flow flows roundabout, the large noise caused by the concentration of the air flow is avoided, the heat can be taken away to a greater extent by the air flow, and the cooling effect is good.
In addition, because the driving component and the cooling fan 40 are both covered inside the sound-proof cover, the sound-proof cover can also block the noise generated during the operation of the driving component and the cooling fan 40, thereby further reducing the working noise and having better sound-proof and noise-reducing effects.
Further, a plurality of voice isolation coils 60 may be disposed in the sound-proof housing, the voice isolation coils 60 are surrounded on the periphery of the heat dissipation cavity 50, the top ends of the voice isolation coils 60 are connected to the lower part of the driving cavity, and the bottom ends of the voice isolation coils 60 are connected to the bottom wall of the sound-proof housing; the air guide passage 231 is located outside the outermost soundproof ring 60.
On the basis of the structure, since the heat dissipation fan 40 is located in the heat dissipation cavity 50, the plurality of voice coils 60 can be distributed from inside to outside, noise blocking can be performed from inside to outside, and noise generated in the working process of the heat dissipation fan 40 is reduced. In addition, the plurality of voice coils 60 may form a reinforcing rib structure at the bottom end of the soundproof cover to reinforce the structure of the bottom end of the soundproof cover, thereby reducing vibration of the soundproof cover caused by operation of the driving assembly and reducing noise caused by vibration of the soundproof cover.
Further, the bottom end of the air guiding channel 231 is provided with a plurality of air guiding holes 221, the plurality of air guiding holes 221 penetrate through to the bottom end of the driving box 10, specifically, when the cooling fan 40 rotates, the negative pressure formed in the cooling cavity 50 can drive the external air flow to be guided through the bottom end of the driving box 10, and the air flow is guided into the air guiding channel 231 through the plurality of air guiding holes 221, and the air flow is dispersed and guided through the plurality of air guiding holes 221, so that the noise caused by the concentration of the air flow is reduced, and the noise reduction effect is better.
Of course, a separate air guide opening may be directly provided at the bottom end of the sound-proof housing, and the air guide opening may also guide the air flow to be directly guided into the air guide channel 231, so that the air intake volume may be relatively large.
Specifically, in this embodiment, the bottom end of the driving box 10 may adopt a closed structure, and on the basis of this structure, a plurality of air inlets 12 may be provided at the bottom end of the driving box 10, and the air guiding holes 221 are communicated with the air inlets 12.
In addition, the bottom end of the driving box 10 may be an open structure, and the plurality of air guiding holes 221 of the air guiding channel 231 may directly penetrate through to the opposite bottom end of the driving box.
Further, a plurality of air inlet holes 232 may be further provided at the top end of the sidewall of the driving cavity, and the air inlet holes 232 are connected with the top end of the air guiding channel 231, so, when the cooling fan 40 rotates, the negative pressure formed in the cooling cavity 50 can drive the external air flow to be introduced through the bottom end of the driving box 10, and introduced through the plurality of air guiding holes 221 to the bottom end of the air guiding channel 231, and then introduced into the driving cavity through the top end of the air guiding channel 231 via the plurality of air inlet holes 232 in a dispersed manner, thereby reducing noise caused by air flow concentration, and having better noise reduction effect.
More specifically, the side of the driving box 10 is provided with a plurality of air outlet holes 11, and the air outlet 233 is connected to the plurality of air outlet holes 11. In this way, the air outlet 233 of the heat dissipation chamber 50 guides the heat to the side of the driving box 10, and the heat is guided out through the air-out spaces of the side of the driving box 10, so that noise reduction can be realized.
In this embodiment, the sound-proof housing includes a housing 23 and a bottom shell 22, the bottom shell 22 is covered on the bottom end of the housing 23, and the bottom shell 22 may be assembled on the bottom end of the housing 23 by a structure such as a bolt or a screw.
Specifically, a first air guide section is arranged on the side wall of the cover body 23, a second air guide section is arranged on the upper periphery of the bottom shell 22, after the bottom shell 22 is covered on the bottom end of the cover body 23, the first air guide section and the second air guide section are used for forming an air guide channel 231, and on the basis of the structure, a plurality of air guide holes 221 are formed in the bottom shell 22, and a plurality of air inlet holes 232 are formed in the top end of the cover body 23; the voice coil 60 is connected to the bottom end of the cover 23 and the bottom end of the bottom case 22.
Based on the structure, the heat dissipation cavity 50 can be arranged on the bottom shell 22, the driving cavity can be arranged in the cover body 23, the driving component can be assembled in the cover body 23 during assembly, and the heat dissipation fan 40 can be arranged in the heat dissipation cavity 50 of the bottom shell 22, and the cover body 23 and the bottom shell 22 are assembled separately, so that the assembly and the disassembly are convenient.
When the heat dissipation operation is performed, the heat dissipation fan 40 rotates, the negative pressure generated in the heat dissipation cavity 50 can enable the air flow at the bottom end of the driving box 10 to enter the first air guide section through the air guide hole 221, then be guided into the second air guide section through the first air guide section, and then enter the driving cavity of the cover body 23 through the plurality of air inlet holes 232 at the top end of the cover body 23, so that the air flow is realized.
The sound insulation ring 60 connected between the bottom end of the bottom shell 22 and the bottom end of the cover 23 may be formed by separately machining the bottom shell 22 and the cover 23, or the bottom end of the cover 23 may be directly machined with the sound insulation ring 60 to be in contact with the bottom end of the bottom shell 22, which is specifically selected according to actual needs.
Further, an air deflector may be disposed on the outer side of the sound-proof housing, one end of the air deflector is connected to the air outlet 233, and the other end of the air deflector is connected to the air outlet holes 11, where the air deflector gradually inclines upwards from one end close to the air outlet 233 to one end far away from the air outlet 233. On the basis of the structure, when the air is exhausted, the air deflector can guide the air exhausted from the heat dissipation cavity 50 through the air outlet 233 to be exhausted from the plurality of air outlet holes 11 which are arranged at the side part of the driving box 10 from bottom to top.
Because the air deflector is inclined from bottom to top, the air flow is prevented from being led in through the air outlet holes 11 when the cooling fan 40 rotates, so that the air flow direction is led in from the bottom end of the driving box 10 through the air guide channel 231, and then led out through the driving cavity, the heat dissipation cavity 50 and the air outlet 233, and the air flow direction is single.
Further, the driving assembly may be selected from a dual-shaft motor 30 in the prior art, and one rotating shaft of the dual-shaft motor 30 is connected to the driving shaft 21; the other rotating shaft of the double-shaft motor 30 is connected with the cooling fan 40, and the two shafts of the double-shaft motor 30 can drive the driving shaft 21 and the cooling fan 40 to synchronously rotate, so that the internal installation space is saved, and the power resources can be saved.
Of course, the driving assembly may be two single-shaft motors, and the two single-shaft motors may respectively drive the driving shaft 21 and the cooling fan 40 to rotate.
In the case of example 2,
the cabinet mixer shown in fig. 1-9 comprises a cabinet body 70, a cooking cup 80 and a heat dissipation and noise reduction driving structure in embodiment 1, wherein a processing cavity 72 is specifically arranged in the cabinet body 70, a driving box 10 is installed at the bottom end of the cabinet body 70, and after the driving box 10 is assembled with the bottom end of the cabinet body 70, a driving shaft 21 extending from the driving box 10 can extend from the bottom wall of the processing cavity 72. The cooking cup 80 is then mounted in the processing chamber 72, and a processing knife assembly detachably connected to the drive shaft 21 is provided in the cooking cup 80.
When food processing is performed, the food processing cup 80 can be taken out from the processing cavity 72, after food is put in the food processing cup 80, the food processing cup 80 is put in the processing cavity 72, the cutter shaft of the processing cutter assembly of the food processing cup 80 is connected with the driving shaft 21 through the coupler, the driving assembly works, the driving shaft 21 can be driven to rotate, and then the processing cutter assembly is driven to rotate, so that food processing is realized.
Because the noise is larger and the heat is easy to generate when the driving component works, the cooling fan 40 can be started, when the cooling fan 40 rotates, negative pressure is formed in the cooling cavity 50, the air flow at the bottom end of the driving box 10 can be led in through the bottom end of the air guide channel 231 and flows to the driving cavity through the top end of the air guide channel 231 to enter the cooling cavity 50 and is led out through the air outlet 233 communicated with the cooling cavity 50, so that the air flow enters from bottom to top and is led out from top to bottom, the air flow flows roundabout, the large noise caused by the concentration of the air flow is avoided, the heat can be taken away to a greater extent by the air flow, and the cooling effect is good.
In addition, because the driving component and the cooling fan 40 are both covered inside the sound-proof cover, the sound-proof cover can also block the noise generated during the operation of the driving component and the cooling fan 40, thereby further reducing the working noise and having better sound-proof and noise-reducing effects.
Of course, the cabinet door 71 can be further arranged on the cabinet body 70, when the processing knife assembly in the cooking cup 80 rotates at a high speed, the cabinet door 71 can be closed, the cabinet door 71 seals the processing cavity 72, the cooking cup 80 works in the sealed processing cavity 72, and the sound insulation and noise reduction effects are better.
It will be apparent to those skilled in the art from this disclosure that various other changes and modifications can be made which are within the scope of the utility model as defined in the appended claims.
Claims (10)
1. A heat dissipation and noise reduction driving structure is characterized by comprising,
the driving box is internally provided with a driving assembly and a cooling fan, and the driving assembly is provided with a driving shaft extending out of the driving box;
the sound insulation cover is arranged in the driving box and covers the driving assembly and the heat dissipation fan; a driving cavity and a heat dissipation cavity are arranged in the sound insulation cover, and the driving assembly is arranged in the driving cavity; the radiating fan is rotatably arranged in the radiating cavity; the side wall of the sound-proof housing is provided with an air guide channel, and the air guide channel extends along the height direction of the sound-proof housing; the bottom end of the air guide channel is communicated with the bottom end of the driving box, and the top end of the air guide channel is communicated with the top end of the driving cavity; the bottom end of the driving cavity is communicated with the heat dissipation cavity; and an air outlet is arranged at the side part of the heat dissipation cavity and penetrates through the side part of the driving cavity.
2. The heat dissipation and noise reduction driving structure as set forth in claim 1, wherein a plurality of voice isolation coils are provided in the sound isolation cover, and the voice isolation ring is enclosed on the periphery of the heat dissipation cavity; the top end of the sound insulation ring is connected to the lower part of the driving cavity, and the bottom end of the sound insulation ring is connected to the bottom wall of the sound insulation cover; the wind guide channel is positioned at the outer side of the sound insulation ring at the outermost side.
3. The heat dissipation and noise reduction driving structure as set forth in claim 2, wherein a plurality of air guide holes are provided at the bottom end of the air guide channel; the plurality of air guide holes penetrate through to the bottom end of the driving box.
4. The heat dissipation and noise reduction driving structure as set forth in claim 3, wherein the bottom end of the driving box is provided with a plurality of air inlets; the air guide hole is communicated with the air inlet.
5. The heat dissipation and noise reduction driving structure as set forth in claim 3, wherein a plurality of air inlet holes are formed in the top end of the side wall of the driving cavity, and the air inlet holes are communicated with the top end of the air guide channel.
6. The heat dissipation and noise reduction driving structure as set forth in claim 5, wherein a plurality of air outlet holes are provided at a side portion of the driving box; the air outlet is communicated with the air outlet holes.
7. The heat dissipating noise reducing drive structure of claim 5, wherein said sound housing comprises a housing and a bottom shell, said bottom shell being capped at a bottom end of said housing; the side wall of the cover body is provided with a first air guide section, the upper periphery of the bottom shell is provided with a second air guide section, and the first air guide section and the second air guide section are used for forming the air guide channel after the bottom shell is covered at the bottom end of the cover body; the plurality of air guide holes are formed in the bottom shell, and the plurality of air inlet holes are formed in the top end of the cover body; the sound insulation ring is connected to the bottom end of the cover body and the bottom end of the bottom shell.
8. The heat dissipation and noise reduction driving structure according to claim 6, wherein an air deflector is arranged on the outer side of the sound insulation cover, one end of the air deflector is connected with the air outlet, and the other end of the air deflector is connected with the plurality of air outlet holes; the air deflector gradually inclines upwards from one end close to the air outlet to one end far away from the air outlet.
9. The heat dissipating noise reducing drive structure of any of claims 1-8, wherein said drive assembly comprises a dual-shaft motor having a shaft coupled to said drive shaft; the other rotating shaft of the double-shaft motor is connected with the cooling fan.
10. A cabinet type stirrer, which is characterized by comprising a cabinet body, a cooking cup and a heat-dissipation noise-reduction driving structure as claimed in any one of claims 1-9, wherein a processing cavity is arranged in the cabinet body, and the driving box is arranged at the bottom end of the cabinet body; the driving shaft extends out from the bottom wall of the processing cavity; the cooking cup is installed in the processing cavity, and a processing knife assembly detachably connected with the driving shaft is arranged in the cooking cup.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223326208.1U CN219438891U (en) | 2022-12-08 | 2022-12-08 | Heat dissipation noise reduction driving structure and cabinet type stirrer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223326208.1U CN219438891U (en) | 2022-12-08 | 2022-12-08 | Heat dissipation noise reduction driving structure and cabinet type stirrer |
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| Publication Number | Publication Date |
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| CN219438891U true CN219438891U (en) | 2023-08-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223326208.1U Active CN219438891U (en) | 2022-12-08 | 2022-12-08 | Heat dissipation noise reduction driving structure and cabinet type stirrer |
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2022
- 2022-12-08 CN CN202223326208.1U patent/CN219438891U/en active Active
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