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CN113107864A - Compact type ultrathin water pump - Google Patents

Compact type ultrathin water pump Download PDF

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Publication number
CN113107864A
CN113107864A CN202110564327.1A CN202110564327A CN113107864A CN 113107864 A CN113107864 A CN 113107864A CN 202110564327 A CN202110564327 A CN 202110564327A CN 113107864 A CN113107864 A CN 113107864A
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China
Prior art keywords
water
pump
annular
chamber
impeller
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Pending
Application number
CN202110564327.1A
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Chinese (zh)
Inventor
贾自周
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Dongguan Hongying Electronic Technology Co ltd
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Dongguan Hongying Electronic Technology Co ltd
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Priority to CN202110564327.1A priority Critical patent/CN113107864A/en
Publication of CN113107864A publication Critical patent/CN113107864A/en
Pending legal-status Critical Current

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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D13/00Pumping installations or systems
    • F04D13/02Units comprising pumps and their driving means
    • F04D13/06Units comprising pumps and their driving means the pump being electrically driven
    • F04D13/0666Units comprising pumps and their driving means the pump being electrically driven the motor being of the plane gap type
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00Details, component parts, or accessories
    • F04D29/40Casings; Connections of working fluid
    • F04D29/42Casings; Connections of working fluid for radial or helico-centrifugal pumps
    • F04D29/426Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for liquid pumps
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00Details, component parts, or accessories
    • F04D29/40Casings; Connections of working fluid
    • F04D29/42Casings; Connections of working fluid for radial or helico-centrifugal pumps
    • F04D29/426Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for liquid pumps
    • F04D29/4273Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for liquid pumps suction eyes

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)

Abstract

本发明公开了一种紧凑型超薄水泵,包括水泵本体,所述水泵本体包括顶盖、泵壳和底座组立,所述泵壳内部装设有叶轮组立,所述底座组立上装设有定子组立,所述泵壳一侧装设有进水接头,另一侧装设有出水接头,所述顶盖和泵壳之间形成第一腔室,所述第一腔室包括分设在泵壳侧面的环形储水室和设在泵壳上并与环形储水室相连通的环形吸入室,所述进水接头与环形储水室相连通,所述泵壳和底座组立之间形成第二腔室,所述第二腔室外侧设有环形压水室,所述叶轮组立设置在第二腔室中部,所述环形吸入室与环形压水室相连通,所述环形压水室与出水接头相连通,本发明明显降低了水泵的轴向尺寸,将水箱融入了水泵的设计中,提升了水泵的紧凑性。

Figure 202110564327

The invention discloses a compact ultra-thin water pump, comprising a water pump body, wherein the water pump body comprises a top cover, a pump casing and a base assembled, an impeller assembly is installed inside the pump casing, and an impeller assembly is installed on the base assembly. A stator is assembled, one side of the pump casing is equipped with a water inlet joint, and the other side is equipped with a water outlet joint, a first chamber is formed between the top cover and the pump casing, and the first chamber includes a separate An annular water storage chamber on the side of the pump casing and an annular suction chamber arranged on the pump casing and communicated with the annular water storage chamber, the water inlet joint is communicated with the annular water storage chamber, and the pump casing and the base are assembled together A second chamber is formed between the two chambers, an annular pressure water chamber is arranged on the outside of the second chamber, the impeller is assembled in the middle of the second chamber, the annular suction chamber is communicated with the annular pressure water chamber, and the annular The pressurized water chamber is communicated with the water outlet joint, the present invention obviously reduces the axial dimension of the water pump, integrates the water tank into the design of the water pump, and improves the compactness of the water pump.

Figure 202110564327

Description

Compact type ultrathin water pump
Technical Field
The invention relates to the technical field of water pumps, in particular to a compact ultrathin water pump.
Background
The demand of the industry for ultra-thin water pumps is increasing, and in order to reduce the axial length of the conventional centrifugal pump, the following flow channel design is generally adopted, and generally, cooling water firstly flows into a circular water inlet horizontally, then turns 90 degrees and flows into an impeller axially, and finally flows out from the impeller laterally. However, with this conventional design, the circular inlet channel is in the upper portion of the pump, resulting in an axial dimension that is limited by the size of the inlet channel and cannot be reduced further.
As shown in fig. 1 and 2, the design of the conventional centrifugal pump is that when the conventional centrifugal pump is used, a water tank is added in an external water path to store cooling water, and the volume of the whole liquid cooling heat dissipation system is large due to the existence of the water tank. Meanwhile, the water tank is connected with the water pump through a pipeline, so that the water tightness is difficult to ensure; as shown in fig. 3, there is also an integrated water pump in the prior art, in which the water tank and the water pump body are designed in series, and although the use is convenient, the axial size of the water pump is further increased due to the series connection.
Therefore, the conventional water pump in the prior art cannot meet the requirements of the liquid cooling heat dissipation system and the ultra-thin water pump on size and compactness.
Disclosure of Invention
The invention aims to overcome the defects in the prior art, and provides a compact ultrathin water pump, which obviously reduces the axial size of the water pump, improves the performance of the water pump, and simultaneously improves the compactness of the water pump by integrating a water tank into the design of the water pump.
In order to achieve the purpose, the invention provides a compact ultra-thin water pump, which comprises a water pump body, wherein the water pump body comprises a top cover, a pump shell arranged on the lower part of the top cover and a base assembly arranged on the lower part of the pump shell, an impeller assembly is arranged in the pump shell, a stator assembly is arranged on the base assembly, the impeller assembly is arranged above the stator assembly, one side of the pump shell is provided with a water inlet joint, the other side of the pump shell is provided with a water outlet joint, a first cavity is formed between the top cover and the pump shell, the first cavity comprises an annular water storage chamber arranged on the side surface of the pump shell and an annular suction chamber arranged on the pump shell and communicated with the annular water storage chamber, the water inlet joint is communicated with the annular water storage chamber, a second cavity is formed between the pump shell and the base assembly, an annular water pressing chamber is arranged on the outer side of the second, the annular suction chamber is communicated with the annular water pumping chamber, and the annular water pumping chamber is communicated with the water outlet joint.
Preferably, the angle occupied by the annular water storage chamber in the circumferential direction is more than or equal to 240 degrees, and cooling water in the annular water storage chamber radially enters the annular suction chamber along the periphery.
As preferred, impeller assemblage includes impeller, magnet and axle core, the impeller is half division impeller, the impeller is the soft magnetic material component of metal, the axle core is the stainless steel material component, impeller and axle core pass through laser welding fixed connection, the magnet is neodymium iron boron material component, magnet and impeller pass through glue bonding fixed connection.
Preferably, the stator assembly comprises a stator core and a plurality of coils arranged on the stator core, and the stator assembly drives the impeller assembly to rotate through the radial air gap.
Preferably, the base assembly comprises a base, a middle pipe is arranged on the base, a bearing is arranged in the middle pipe, a pressing ring for fixing the bearing is arranged on the bearing, and the pressing ring and the middle pipe are in interference fit; the bearing is also internally provided with wear-resistant plates.
Preferably, the top cover and the pump shell are both metal material components, the base is a non-magnetic metal material component, the top cover and the pump shell are connected in a viscose fixation or laser welding fixation mode, and the pump shell and the base are connected in a viscose fixation or laser welding fixation mode.
Preferably, the top cover, the pump shell and the base are all made of non-metal materials, the top cover and the pump shell are connected in a gluing mode or a welding mode, and the pump shell and the base are connected in a gluing mode or a welding mode.
Preferably, a plurality of reinforcing ribs are arranged on the pump shell.
Preferably, the water inlet joint and the water outlet joint are on the same horizontal plane.
Compared with the prior art, the invention has the beneficial effects that:
1. the annular water storage chamber is used for storing cooling water, and the annular water storage chamber can store more cooling water, so that an additional water tank is not needed; and the annular water storage chamber is arranged on the side surface of the pump shell, so that the axial size of the water pump is fully reduced, a water tank and the water pump which are required by a conventional water cooling system are integrated, the axial size is effectively reduced, and the compactness of the water cooling system is improved.
2. The invention is provided with the annular water storage chamber and the annular suction chamber, cooling water in the annular water storage chamber enters the annular suction chamber along the circumferential radial direction, and circumferential radial water inflow is utilized to replace lateral one-way water inflow in the prior art, so that the pressure loss of the cooling water entering the impeller assembly is reduced, the uniformity of the cooling water entering the impeller assembly is improved, and the fluid performance of the water pump is improved.
3. The angle of the annular water storage chamber in the circumferential direction is more than or equal to 240 degrees, so that the speed of cooling water flowing into the annular water storage chamber can be reduced, and the flowing pressure loss of the cooling water is further reduced.
4. The invention is provided with the annular suction chamber, and the annular suction chamber replaces a vertical water inlet channel in the prior art, thereby obviously reducing the axial size of the water pump.
5. The water inlet joint and the water outlet joint are both arranged on the same horizontal plane, so that the arrangement of an external flow passage of the water pump is facilitated, the application range of the water pump is wider, and the application range of the water pump can be expanded.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic view showing the overall construction of a conventional centrifugal pump in the prior art;
FIG. 2 is a schematic cross-sectional view of a conventional centrifugal pump of the prior art;
FIG. 3 is a schematic cross-sectional view of a conventional integrated water pump of the prior art;
FIG. 4 is a schematic view of the overall structure of a compact ultra-thin water pump according to the present invention;
FIG. 5 is a schematic cross-sectional view of a compact ultra-thin water pump according to the present invention;
FIG. 6 is a schematic structural diagram of a compact ultra-thin water pump provided by the present invention with a top cover removed;
fig. 7 is a front view of a compact ultra-thin water pump provided by the present invention with a top cover removed.
The figure includes:
10-a water pump body, 1-a top cover, 2-a pump shell, 3-a base assembly, 4-an impeller assembly, 5-a stator assembly, 61-a water inlet joint, 62-a water outlet joint, 7-an annular water storage chamber, 91-an annular suction chamber, 8-an annular water pressing chamber, 41-an impeller, 42-a magnet, 43-a shaft core, 44-a wear-resistant sheet, 51-a stator iron core, 52-a coil, 31-a base, 32-a middle pipe, 33-a bearing, 34-a pressure ring, 11-a vertical water inlet channel and 12-a water tank.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are one embodiment of the present invention, and not all embodiments of the present invention. All other embodiments obtained by a person skilled in the art based on the embodiments of the present invention without any creative work belong to the protection scope of the present invention.
Referring to fig. 4 to 7, the present invention provides a compact ultra-thin water pump, including a water pump body 10, where the water pump body 10 includes a top cover 1, a pump casing 2 mounted on a lower portion of the top cover 1, and a base assembly 3 mounted on a lower portion of the pump casing 2, an impeller assembly 4 is mounted inside the pump casing 2, a stator assembly 5 is mounted on the base assembly 3, the impeller assembly 4 is mounted above the stator assembly 5, a water inlet joint 61 is mounted on one side of the pump casing 2, and a water outlet joint 62 is mounted on the other side of the pump casing 2, specifically, cooling water flows in from the water inlet joint 61 and flows out from the water outlet joint 62, so as to omit a vertical water inlet channel 11 in the prior art, and significantly reduce an axial dimension of the water pump body 10.
Further, the water inlet joint 61 and the water outlet joint 62 may be installed on the same side of the pump housing 2, or may be installed on different sides of the pump housing 2.
As shown in fig. 5 and 6, a first chamber is formed between the top cover 1 and the pump housing 2, the first chamber comprises an annular water storage chamber 7 arranged on the side surface of the pump housing 2 and an annular suction chamber 91 arranged on the pump housing 2 and communicated with the annular water storage chamber 7, specifically, the annular water storage chamber 7 for storing cooling water is arranged between the top cover 1 and the pump housing 2, the annular water storage chamber 7 is arranged on the side surface of the pump housing 2, and further, the annular water storage chamber 7 can store more cooling water, so that an additional water tank is not needed; and annular reservoir chamber 7 is installed in pump case 2 side, has fully reduced the axial dimensions of water pump body 10, and the required water tank of conventional water cooling system and water pump are fused into an organic whole to this embodiment, when effectively reducing axial dimensions, have improved water cooling system's compactness again.
The water inlet connector 61 is communicated with the annular water storage chamber 7, the annular water storage chamber 7 is communicated with the annular suction chamber 91, a second cavity is formed between the pump shell 2 and the base assembly 3, an annular water pressurizing chamber 8 is arranged on the outer side of the second cavity, the impeller assembly 4 is arranged in the middle of the second cavity, the annular suction chamber 91 is communicated with the annular water pressurizing chamber 8, and the annular water pressurizing chamber 8 is communicated with the water outlet connector 62.
As shown in fig. 5, the cooling water in the annular water storage chamber 7 enters the annular suction chamber 91 in a circumferential radial direction.
Further, as shown in fig. 5, the annular suction chamber 91 replaces the vertical water inlet channel 11 of the prior art, and the axial size of the cooling water pump is significantly reduced.
Specifically, in this embodiment, inside cooling water of annular reservoir chamber 7 radially gets into annular suction chamber 91 along all around inside, utilizes radial intaking all around to replace the one-way water of side among the prior art, has reduced the pressure loss that the cooling water got into impeller assemblage 4, has promoted the homogeneity that the cooling water got into impeller assemblage 4 to the fluid performance of water pump has been promoted.
As shown in fig. 7, the angle occupied by the annular water storage chamber 7 in the circumferential direction is greater than or equal to 240 degrees, the larger the angle occupied by the annular water storage chamber 7 in the circumferential direction is, the larger the inner space is, the more cooling water is carried, the speed of the cooling water flowing into the annular water storage chamber 7 can be reduced, and further, the flowing pressure loss of the cooling water is reduced.
As shown in fig. 4 and 6, the water inlet joint 61 and the water outlet joint 62 are both on the same horizontal plane, which facilitates the arrangement of external runners of the water pump, so that the application range of the water pump is wider, and the application range of the water pump can be expanded.
As shown in fig. 4, the water pump body 10 is a rectangular parallelepiped, the axial height of the water pump body 10 is not more than 6.0mm, and both the length and the width of the water pump body 10 are not more than 60 mm.
As shown in fig. 5, the impeller assembly 4 includes an impeller 41, a magnet 42 and a shaft core 43, the impeller 41 is a half-open impeller, the impeller 41 is a metal soft magnetic material component, the shaft core 43 is a stainless steel material component, the impeller 41 and the shaft core 43 are fixedly connected through laser welding, the magnet 42 is a neodymium iron boron material component, and the magnet 42 and the impeller 41 are fixedly connected through glue adhesion.
The stator assembly 5 comprises a stator core 51 and a plurality of coils arranged on the stator core 51, and the stator assembly 5 drives the impeller assembly 4 to rotate through a radial air gap.
The base assembly 3 comprises a base 31, a middle pipe 32 is arranged on the base 31, a bearing 33 is arranged in the middle pipe 32, a pressing ring 34 used for fixing the bearing 33 is arranged on the bearing 33, and the pressing ring 34 and the middle pipe 32 are in interference fit; the bearing 33 is also provided with a wear-resistant plate 44 inside.
The top cover 1 and the pump shell 2 are both metal material components, the base 31 is a non-magnetic metal material component, the top cover 1 and the pump shell 2 are connected in a viscose fixation or laser welding fixation mode, and the pump shell 2 and the base 31 are connected in a viscose fixation or laser welding fixation mode.
The top cover 1, the pump shell 2 and the base 31 are all made of non-metal materials, the top cover 1 and the pump shell 2 are connected in a viscose or welding mode, and the pump shell 2 and the base 31 are connected in a viscose or welding mode.
The pump shell 2 is provided with a plurality of reinforcing ribs.
The flow process of the cooling water in the water pump is as follows: firstly, cooling water flows into the annular water storage chamber 7 from the water inlet joint 61, and the annular water storage chamber 7 has a certain internal space and can store the cooling water; secondly, the cooling water in the annular water storage chamber 7 flows into the annular pumping chamber 8 through the annular suction chamber 91; finally, the cooling water entering the annular pumping chamber 8 flows into the water outlet joint 62 through the rotation of the impeller assembly 4, and is discharged.
The above description is only a preferred embodiment of the present invention, and for those skilled in the art, the present invention should not be limited by the description of the present invention, which should be interpreted as a limitation.

Claims (9)

1. The compact type ultrathin water pump is characterized by comprising a water pump body (10), wherein the water pump body (10) comprises a top cover (1), a pump shell (2) arranged on the lower portion of the top cover (1) and a base assembly (3) arranged on the lower portion of the pump shell (2), an impeller assembly (4) is arranged in the pump shell (2), a stator assembly (5) is arranged on the base assembly (3), the impeller assembly (4) is arranged above the stator assembly (5), a water inlet connector (61) is arranged on one side of the pump shell (2), a water outlet connector (62) is arranged on the other side of the pump shell, a first cavity is formed between the top cover (1) and the pump shell (2) and comprises an annular water storage chamber (7) arranged on the side face of the pump shell (2) and an annular suction chamber (91) which is arranged on the pump shell (2) and communicated with the annular water storage chamber (7), the water inlet connector (61) is communicated with the annular water storage chamber (7), a second cavity is formed between the pump shell (2) and the base assembly (3), an annular water pressing chamber (8) is arranged outside the second cavity, the impeller assembly (4) is arranged in the middle of the second cavity, the annular suction chamber (91) is communicated with the annular water pressing chamber (8), and the annular water pressing chamber (8) is communicated with the water outlet connector (62).
2. The compact ultra-thin water pump as claimed in claim 1, wherein the angle of the annular water storage chamber (7) in the circumferential direction is more than or equal to 240 degrees, and the cooling water in the annular water storage chamber (7) enters the annular suction chamber (91) along the circumferential radial direction.
3. The ultra-thin water pump of a compact of claim 1, characterized in that, impeller assemblage (4) includes impeller (41), magnet (42) and axle core (43), impeller (41) is half-open impeller, impeller (41) is the soft magnetic material component of metal, axle core (43) is the stainless steel material component, impeller (41) and axle core (43) are through laser welding fixed connection, magnet (42) are neodymium iron boron material component, magnet (42) and impeller (41) are through glue bonding fixed connection.
4. The compact ultra-thin water pump as recited in claim 1, characterized in that the stator assembly (5) comprises a stator core (51) and a plurality of coils (52) mounted on the stator core (51), and the stator assembly (5) drives the impeller assembly (4) to rotate through the radial air gap.
5. The compact ultra-thin water pump according to claim 1, wherein the base assembly (3) comprises a base (31), a middle pipe (32) is arranged on the base (31), a bearing (33) is arranged in the middle pipe (32), a pressing ring (34) for fixing the bearing (33) is arranged on the bearing (33), and the pressing ring (34) and the middle pipe (32) are in interference fit; the bearing (33) is also internally provided with a wear-resistant plate (44).
6. The compact ultra-thin water pump according to claim 5, wherein the top cover (1) and the pump casing (2) are both made of metal material, the base (31) is made of non-magnetic metal material, the top cover (1) and the pump casing (2) are connected by gluing or laser welding, and the pump casing (2) and the base (31) are connected by gluing or laser welding.
7. The compact ultra-thin water pump according to claim 5, wherein the top cover (1), the pump casing (2) and the base (31) are all made of non-metal materials, the top cover (1) and the pump casing (2) are connected by gluing or welding, and the pump casing (2) and the base (31) are connected by gluing or welding.
8. A compact ultra-thin water pump according to claim 1, characterized in that the pump casing (2) is provided with a plurality of ribs.
9. A compact ultra-thin water pump according to claim 1, characterized in that the water inlet joint (61) and the water outlet joint (62) are all on the same horizontal plane.
CN202110564327.1A 2021-05-24 2021-05-24 Compact type ultrathin water pump Pending CN113107864A (en)

Priority Applications (1)

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Application Number Priority Date Filing Date Title
CN202110564327.1A CN113107864A (en) 2021-05-24 2021-05-24 Compact type ultrathin water pump

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11493047B2 (en) * 2020-04-01 2022-11-08 Cooler Master Co., Ltd. Thin pump

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001132699A (en) * 1999-10-29 2001-05-18 Matsushita Electric Ind Co Ltd Micro-centrifugal pump and circulating system having this
CN101086259A (en) * 2006-06-06 2007-12-12 日本电产三协株式会社 Vortex pump
JP2015072018A (en) * 2015-01-20 2015-04-16 株式会社鷺宮製作所 Centrifugal pump
CN109356856A (en) * 2018-12-19 2019-02-19 华中科技大学 An ultra-thin centrifugal micropump
US20190107122A1 (en) * 2017-10-05 2019-04-11 Asia Vital Components (China) Co., Ltd. Slim pump structure
CN210484096U (en) * 2019-08-21 2020-05-08 深圳市欣普斯科技有限公司 Micro pump
CN112696382A (en) * 2019-10-23 2021-04-23 建准电机工业股份有限公司 Thin pump
CN214945043U (en) * 2021-05-24 2021-11-30 东莞市鸿盈电子科技有限公司 Compact type ultrathin water pump

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001132699A (en) * 1999-10-29 2001-05-18 Matsushita Electric Ind Co Ltd Micro-centrifugal pump and circulating system having this
CN101086259A (en) * 2006-06-06 2007-12-12 日本电产三协株式会社 Vortex pump
JP2015072018A (en) * 2015-01-20 2015-04-16 株式会社鷺宮製作所 Centrifugal pump
US20190107122A1 (en) * 2017-10-05 2019-04-11 Asia Vital Components (China) Co., Ltd. Slim pump structure
CN109356856A (en) * 2018-12-19 2019-02-19 华中科技大学 An ultra-thin centrifugal micropump
CN210484096U (en) * 2019-08-21 2020-05-08 深圳市欣普斯科技有限公司 Micro pump
CN112696382A (en) * 2019-10-23 2021-04-23 建准电机工业股份有限公司 Thin pump
CN214945043U (en) * 2021-05-24 2021-11-30 东莞市鸿盈电子科技有限公司 Compact type ultrathin water pump

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11493047B2 (en) * 2020-04-01 2022-11-08 Cooler Master Co., Ltd. Thin pump

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