CN112032065A - Booster pump heat radiation structure - Google Patents
Booster pump heat radiation structure Download PDFInfo
- Publication number
- CN112032065A CN112032065A CN202010668648.1A CN202010668648A CN112032065A CN 112032065 A CN112032065 A CN 112032065A CN 202010668648 A CN202010668648 A CN 202010668648A CN 112032065 A CN112032065 A CN 112032065A
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- China
- Prior art keywords
- pump
- air
- air inlet
- cover
- wall
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D13/00—Pumping installations or systems
- F04D13/02—Units comprising pumps and their driving means
- F04D13/06—Units comprising pumps and their driving means the pump being electrically driven
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D25/00—Pumping installations or systems
- F04D25/02—Units comprising pumps and their driving means
- F04D25/08—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/40—Casings; Connections of working fluid
- F04D29/52—Casings; Connections of working fluid for axial pumps
- F04D29/54—Fluid-guiding means, e.g. diffusers
- F04D29/541—Specially adapted for elastic fluid pumps
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/40—Casings; Connections of working fluid
- F04D29/52—Casings; Connections of working fluid for axial pumps
- F04D29/54—Fluid-guiding means, e.g. diffusers
- F04D29/541—Specially adapted for elastic fluid pumps
- F04D29/542—Bladed diffusers
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/58—Cooling; Heating; Diminishing heat transfer
- F04D29/5806—Cooling the drive system
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/58—Cooling; Heating; Diminishing heat transfer
- F04D29/586—Cooling; Heating; Diminishing heat transfer specially adapted for liquid pumps
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K9/00—Arrangements for cooling or ventilating
- H02K9/02—Arrangements for cooling or ventilating by ambient air flowing through the machine
- H02K9/04—Arrangements for cooling or ventilating by ambient air flowing through the machine having means for generating a flow of cooling medium
- H02K9/06—Arrangements for cooling or ventilating by ambient air flowing through the machine having means for generating a flow of cooling medium with fans or impellers driven by the machine shaft
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Power Engineering (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
A heat radiation structure of a booster pump at least comprises a pump shell, a rotor and a pump shaft, wherein the rotor is positioned in the pump shell; the fan or the wind wheel is in driving connection with the other end of the pump shaft and is positioned outside the pump shell; the wind guide mechanism is arranged on the pump shell and guides the fan or the wind wheel to generate wind to blow towards the outer wall of the pump shell. The fan or the wind wheel is driven by the power generated when the pump shaft of the booster pump rotates, and an additional proportioning motor is not needed. Simultaneously, set up air guide mechanism, ensure that the air blows along the pump case outer wall, can effectual booster pump heat dissipation of accelerating.
Description
Technical Field
The invention relates to a booster pump which can be applied to a water purifier for improving water pressure.
Background
With the development of water purification products, the requirements of users on flow, the service life of a filter element and the like are higher and higher. Therefore, the flow rate of the booster pump used on the water purifier is also increasing. At the same time, the operating pressure of the booster pump is also increasing. This leads to a more pronounced problem of heat generation during operation of the booster pump. Especially for noise reduction, the casing and some suction materials for sound insulation are designed outside the booster pump, which is more unfavorable for heat dissipation of the booster pump.
A plurality of technical solutions are also disclosed in the prior art, and refer to chinese patent application publication No. 201410709479.X, "a booster pump" (application publication No. CN109404247A), which is provided with a plurality of fluid passages in a wall of a motor casing, and when the motor is in operation, fluid such as water, oil, gas and the like flowing through the fluid passages can take away heat generated by current flowing through a stator, so as to provide a good heat dissipation effect for the motor. Reference may also be made to chinese utility model patent with patent number 201920714820.5, "a booster pump damping device" (grant publication number CN210371811U), which can play good buffering and fast heat dissipation to the rocking of booster pump body through the cooperation of backup pad, water bag, cooling water, outlet pipe, arc cooling tube and inlet tube.
Disclosure of Invention
The first technical problem to be solved by the present invention is to provide another heat dissipation structure of a booster pump in view of the above technical situation.
The second technical problem to be solved by the present invention is to provide a heat dissipation structure of a booster pump, which utilizes a pump shaft of the booster pump to drive a fan or a wind wheel to cool a pump housing.
The technical scheme adopted by the invention for solving the technical problems is as follows: a kind of booster pump heat-dissipating structure, including pump casing, trochanter and pump spindle at least, the aforesaid trochanter locates in pump casing, the aforesaid pump spindle can be rotated and set up on the pump casing axially and one end has the aforesaid trochanter, characterized by that another end of the said pump spindle stretches out of the pump casing;
the heat dissipation structure further comprises
The fan or the wind wheel is arranged at the other end of the pump shaft and is positioned outside the pump shell; and
and the air guide mechanism is arranged on the pump shell and guides the fan or the wind wheel to generate wind to blow towards the outer wall of the pump shell.
According to different settings of the air supply outlet, the following three structures can be adopted:
first, the wind guiding mechanism comprises
The air guide cover is arranged on the outer side of the pump shell and is provided with a central through hole for the pump shaft to penetrate through; and
the air inlet cover is arranged on the outer side of the air guide cover, an air inlet is formed in the front end face of the air inlet cover, an air supply outlet is formed in the rear end of the air inlet cover, and the air supply outlet blows towards the outer wall of the pump shell;
the fan or the wind wheel is positioned in a cavity formed by the outer wall of the wind scooper and the inner wall of the air inlet cover.
Secondly, the wind guide mechanism comprises
The air guide cover is arranged on the outer side of the pump shell and is provided with a central through hole for the pump shaft to penetrate through; and
the air inlet cover is arranged on the outer side of the air guide cover, an air inlet is formed in the front end face of the air inlet cover, an air supply outlet is formed between the air inlet cover and the outer peripheral edge of the air guide cover, and the air supply outlet blows to the outer wall of the pump shell;
the fan or the wind wheel is positioned in a cavity formed by the outer wall of the wind scooper and the inner wall of the air inlet cover.
Thirdly, the wind guide mechanism comprises
The air guide cover is arranged on the outer side of the pump shell and is provided with a central through hole through which the pump shaft penetrates, and the periphery of the air guide cover is provided with an air supply outlet which blows towards the outer wall of the pump shell; and
the air inlet cover is arranged on the outer side of the air guide cover, and the front end face of the air inlet cover is provided with an air inlet;
the fan or the wind wheel is positioned in a cavity formed by the outer wall of the wind scooper and the inner wall of the air inlet cover.
Furthermore, the wind scooper comprises a flow guide part and a supporting part arranged on the periphery of the flow guide part, the middle of the flow guide part is raised and smoothly transits to the edge, the air supply outlet is formed between the supporting part and the periphery of the flow guide part, and the central through hole is formed in the center of the flow guide part.
Further, the rear end of the air inlet cover is arranged on the supporting part.
Compared with the prior art, the invention has the advantages that: the fan or the wind wheel is arranged at the tail end of the booster pump, the fan or the wind wheel is driven by the power generated when the pump shaft of the booster pump rotates, and an additional proportioning motor is not needed. Simultaneously, set up air guide mechanism, ensure that the air blows along the pump case outer wall, can effectually accelerate the booster pump heat dissipation, avoid the booster pump high temperature and lead to the booster pump life-span to reduce, or arouse some safety problems.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment.
Fig. 2 is an exploded view of the embodiment.
Fig. 3 is a partially enlarged perspective sectional view of the embodiment.
Fig. 4 is an enlarged view of the wind scooper of fig. 2 from another perspective.
Detailed Description
The invention is described in further detail below with reference to the accompanying examples.
As shown in fig. 1, 2 and 3, the heat dissipation structure of the booster pump in this embodiment includes a pump housing 1, a rotor 3, a pump shaft 2, a fan 4, an air guiding cover 5 and an air inlet cover 6, wherein the rotor 3 is located in the pump housing 1, the pump shaft 2 is axially and rotatably disposed on the pump housing 1, one end of the pump shaft is provided with the rotor 3, and the other end of the pump shaft 2 extends out of the pump housing 1.
The fan 4 is arranged at the other end of the pump shaft 2, and the fan 4 is positioned in a cavity formed by the outer wall of the wind scooper 5 and the inner wall of the air inlet cover 6. Of course, the fan may also be connected to the pump shaft through a speed change mechanism, such as a gear set. The fan in the embodiment can be replaced by a wind wheel.
The wind scooper 5 is arranged on the outer side of the pump shell 1 and is provided with a central through hole 51 for the pump shaft to penetrate through, the periphery of the wind scooper 5 is provided with an air supply outlet 52, and the air supply outlet 52 blows to the outer wall of the pump shell 1; the air inlet cover 6 is arranged on the outer side of the air guide cover 5, and the front end surface of the air inlet cover is provided with an air inlet 61; the wind guide cover 5 and the wind inlet cover 6 form a wind guide mechanism which can guide the fan 4 to generate wind to blow to the outer wall of the pump shell 1.
Referring to fig. 3 and 4, the wind scooper 5 includes a guiding portion 54 and a supporting portion 53 disposed on the outer periphery of the guiding portion 54, the middle of the guiding portion 54 protrudes and smoothly transitions to the edge, an air supply opening 52 is formed between the supporting portion 53 and the outer periphery of the guiding portion 54, and a central through hole 51 is formed in the center of the guiding portion 54. The rear end of the air inlet cover 6 is arranged on the supporting part 53.
The fan is driven by the power generated when the pump shaft of the booster pump rotates, and an additional proportioning motor is not needed. Meanwhile, the air guide mechanism consisting of the air inlet cover and the air guide cover is arranged, so that air is blown along the outer wall of the pump shell, the heat dissipation of the booster pump can be effectively accelerated, the problem that the service life of the booster pump is shortened due to overhigh temperature of the booster pump or some safety problems are caused is avoided.
Claims (6)
1. A heat dissipation structure of a booster pump at least comprises a pump shell (1), a rotor (3) and a pump shaft (2), wherein the rotor (3) is positioned in the pump shell (1), the pump shaft (2) is axially and rotatably arranged on the pump shell (1), one end of the pump shaft is provided with the rotor (3), and the heat dissipation structure is characterized in that the other end of the pump shaft (2) extends out of the pump shell (1);
the heat dissipation structure further comprises
The fan (4) or the wind wheel is in driving connection with the other end of the pump shaft (2) and is positioned outside the pump shell (1); and
and the air guide mechanism is arranged on the pump shell (1) and guides the fan (4) or the wind wheel to generate wind to blow towards the outer wall of the pump shell (1).
2. The heat dissipation structure of a booster pump as recited in claim 1, wherein said air guiding mechanism comprises
An air guide cover (5) which is arranged outside the pump shell (1) and is provided with a central through hole (51) for the pump shaft to penetrate through; and
the air inlet cover (6) is arranged on the outer side of the air guide cover (5), an air inlet (61) is formed in the front end face of the air inlet cover, an air supply outlet (52) is formed in the rear end of the air inlet cover (6), and the air supply outlet (52) blows towards the outer wall of the pump shell (1);
the fan (4) or the wind wheel is positioned in a cavity formed by the outer wall of the wind guide cover (5) and the inner wall of the air inlet cover (6).
3. The heat dissipation structure of a booster pump as recited in claim 1, wherein said air guiding mechanism comprises
An air guide cover (5) which is arranged outside the pump shell (1) and is provided with a central through hole (51) for the pump shaft to penetrate through; and
the air inlet cover (6) is arranged on the outer side of the air guide cover (5), an air inlet (61) is formed in the front end face of the air inlet cover, an air supply outlet (52) is formed between the air inlet cover (6) and the outer peripheral edge of the air guide cover (5), and the air supply outlet (52) blows to the outer wall of the pump shell (1);
the fan (4) or the wind wheel is positioned in a cavity formed by the outer wall of the wind guide cover (5) and the inner wall of the air inlet cover (6).
4. The heat dissipation structure of a booster pump as recited in claim 1, wherein said air guiding mechanism comprises
The air guide cover (5) is arranged on the outer side of the pump shell (1) and is provided with a central through hole (51) through which a pump shaft penetrates, an air supply outlet (52) is arranged on the periphery of the air guide cover (5), and the air supply outlet (52) blows towards the outer wall of the pump shell (1); and
the air inlet cover (6) is arranged on the outer side of the air guide cover (5) and the front end surface of the air inlet cover is provided with an air inlet (61);
the fan (4) or the wind wheel is positioned in a cavity formed by the outer wall of the wind guide cover (5) and the inner wall of the air inlet cover (6).
5. The heat dissipation structure of a booster pump as recited in claim 4, wherein the air guiding cover (5) comprises a guiding portion (54) and a supporting portion (53) disposed at the outer periphery of the guiding portion (54), the middle of the guiding portion (54) protrudes and smoothly transitions to the edge, the air supply opening (52) is formed between the supporting portion (53) and the outer periphery of the guiding portion (54), and the central through hole (51) is formed at the center of the guiding portion (54).
6. The heat dissipation structure of the booster pump as recited in claim 5, wherein the rear end of the air inlet cover (6) is provided on the support portion (53).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010668648.1A CN112032065A (en) | 2020-07-13 | 2020-07-13 | Booster pump heat radiation structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010668648.1A CN112032065A (en) | 2020-07-13 | 2020-07-13 | Booster pump heat radiation structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112032065A true CN112032065A (en) | 2020-12-04 |
Family
ID=73579079
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010668648.1A Pending CN112032065A (en) | 2020-07-13 | 2020-07-13 | Booster pump heat radiation structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112032065A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0417550A (en) * | 1990-05-07 | 1992-01-22 | Fuji Electric Co Ltd | External fan type rotary electric machine |
| JPH04109845A (en) * | 1990-08-29 | 1992-04-10 | Mitsubishi Electric Corp | Outer fan motor |
| JPH053643A (en) * | 1991-06-27 | 1993-01-08 | Fuji Electric Co Ltd | Full-enclosed fan-closed rotary electric machine |
| CN201616738U (en) * | 2010-01-26 | 2010-10-27 | 李胜军 | Novel air cooling and heat radiating motor |
| CN206432853U (en) * | 2017-02-23 | 2017-08-22 | 爱尔达电机有限公司 | A kind of good monopole asynchronous motor of dust-proof radiating performance |
| US20180205292A1 (en) * | 2017-01-17 | 2018-07-19 | Headline Electric Co., Ltd. | Motor forcibly cooling device with rear drive assembly |
| CN209805576U (en) * | 2019-07-17 | 2019-12-17 | 上海海光电机有限公司 | High-efficiency motor cooling air path structure |
-
2020
- 2020-07-13 CN CN202010668648.1A patent/CN112032065A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0417550A (en) * | 1990-05-07 | 1992-01-22 | Fuji Electric Co Ltd | External fan type rotary electric machine |
| JPH04109845A (en) * | 1990-08-29 | 1992-04-10 | Mitsubishi Electric Corp | Outer fan motor |
| JPH053643A (en) * | 1991-06-27 | 1993-01-08 | Fuji Electric Co Ltd | Full-enclosed fan-closed rotary electric machine |
| CN201616738U (en) * | 2010-01-26 | 2010-10-27 | 李胜军 | Novel air cooling and heat radiating motor |
| US20180205292A1 (en) * | 2017-01-17 | 2018-07-19 | Headline Electric Co., Ltd. | Motor forcibly cooling device with rear drive assembly |
| CN206432853U (en) * | 2017-02-23 | 2017-08-22 | 爱尔达电机有限公司 | A kind of good monopole asynchronous motor of dust-proof radiating performance |
| CN209805576U (en) * | 2019-07-17 | 2019-12-17 | 上海海光电机有限公司 | High-efficiency motor cooling air path structure |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20201204 |