CN112012821A - Fan bracket assembly, engine and automobile - Google Patents
Fan bracket assembly, engine and automobile Download PDFInfo
- Publication number
- CN112012821A CN112012821A CN202010909771.8A CN202010909771A CN112012821A CN 112012821 A CN112012821 A CN 112012821A CN 202010909771 A CN202010909771 A CN 202010909771A CN 112012821 A CN112012821 A CN 112012821A
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- Prior art keywords
- fan
- fan shaft
- planet
- protrusion
- engine
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
- F01P3/00—Liquid cooling
- F01P3/18—Arrangements or mounting of liquid-to-air heat-exchangers
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
- F01P11/00—Component parts, details, or accessories not provided for in, or of interest apart from, groups F01P1/00 - F01P9/00
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention provides a fan bracket assembly, an engine and an automobile, and relates to the technical field of automobiles. The fan bracket assembly comprises a bracket body, a planet wheel component, an electromagnetic switch and a fan shaft, wherein the planet wheel component, the electromagnetic switch and the fan shaft are arranged in the bracket body; the planet wheel component comprises a planet carrier, a sun wheel and a planet wheel, and the planet wheel is meshed between the sun wheel and a fan shaft; the fan shaft is used for being detachably connected with the fan blades; the bracket body and the fan shaft are provided with electromagnetic switches so that the planet carrier is inserted on the planet wheel and the fan shaft or separated from the planet wheel and the fan shaft; the engine comprises an engine body and a fan bracket assembly; the vehicle includes an engine. According to the fan bracket assembly, the engine and the automobile, the electromagnetic switch is used for controlling the planet carrier to be inserted into the planet wheel and the fan shaft or to be separated from the planet wheel and the fan shaft, so that the fan blades rotate forwards or reversely in a unified mode, the problem that the fan blades on the fan in the prior art are poor in reversing consistency is solved, and the reversing cost of the fan is reduced.
Description
Technical Field
The invention relates to the technical field of automobiles, in particular to a fan bracket assembly, an engine and an automobile.
Background
A reversing fan is arranged on an automobile engine, sundry chips on the engine, a water tank and accessories of the engine, the water tank and the accessories are blown off through reversing, and risks such as combustion caused by high temperature and failure of a heat dissipation function of the water tank in a severe environment are prevented.
In the prior art, a fan on an automobile engine controls the angle of each fan blade on the fan through a plurality of hydraulic valves respectively and independently, so that the wind direction of the fan is changed.
However, the fan blades on the fan in the prior art have the problem of poor reversing consistency.
Disclosure of Invention
The embodiment of the invention provides a fan bracket assembly, an engine and an automobile, and aims to solve the problem that blades on a fan in the prior art are poor in reversing consistency.
In one aspect, the present invention provides a fan bracket assembly comprising: the electromagnetic switch comprises a bracket body, and a planet wheel assembly, an electromagnetic switch and a fan shaft which are arranged in the bracket body;
the bracket body is used for being installed on an engine;
the planet wheel assembly comprises a planet carrier, a sun wheel and a planet wheel, and the planet wheel is meshed between the sun wheel and the fan shaft;
the fan shaft is used for being detachably connected with the fan blades;
the electromagnetic switch is configured on the bracket body and the fan shaft, so that the planet carrier is inserted into the planet wheel and the fan shaft or separated from the planet wheel and the fan shaft.
Optionally, the planet carrier includes a planet carrier body, a first protrusion, a second protrusion, and a third protrusion, the first protrusion and the second protrusion are disposed on one side of the planet carrier body, and the third protrusion is disposed on the other side of the planet carrier body;
the planet wheel is provided with a first jack corresponding to the first protrusion, the fan shaft is provided with a second jack corresponding to the second protrusion, and the bracket body is provided with a third jack corresponding to the third protrusion.
Optionally, the second protrusions are provided in a plurality, and the plurality of second protrusions are spaced apart from each other on the planet carrier body along the circumferential direction.
Optionally, the bracket body is provided with an elastic member, one end of the elastic member is fixed on the bracket body, and the other end of the elastic member is a free end; when the electromagnetic switch on the bracket body is turned off, the elastic piece can enable the planet carrier to be plugged on the planet wheel and the fan shaft.
Optionally, the resilient member is a spring.
Optionally, the solar power generation device further comprises a belt pulley, wherein the belt pulley is fixed on the sun gear, so that the belt pulley drives the sun gear to rotate.
Optionally, a connecting disc is arranged between the fan shaft and the fan blade, and the connecting disc is connected with the fan shaft through a flange.
Optionally, a first bearing is arranged between the sun gear and the bracket body, and a second bearing is arranged between the sun gear and the fan shaft.
In another aspect, the present disclosure further provides an engine, including an engine body and the fan bracket assembly described in any one of the above; the fan bracket assembly is detachably mounted to the engine block.
In still another aspect, the invention further provides an automobile comprising the engine.
The invention provides a fan bracket assembly, an engine and an automobile, which comprise a bracket body, a planet wheel component, an electromagnetic switch and a fan shaft, wherein the planet wheel component, the electromagnetic switch and the fan shaft are arranged in the bracket body; the bracket body is used for being installed on an engine; the planet wheel component comprises a planet carrier, a sun wheel and a planet wheel, and the planet wheel is meshed between the sun wheel and a fan shaft; the fan shaft is used for being detachably connected with the fan blades; the bracket body and the fan shaft are provided with electromagnetic switches, so that the planet carrier is inserted into the planet wheel and the fan shaft or separated from the planet wheel and the fan shaft. According to the fan bracket assembly, the engine and the automobile, the electromagnetic switch is used for controlling the planet carrier to be inserted into the planet wheel and the fan shaft or to be separated from the planet wheel and the fan shaft, so that the fan blades rotate forwards or reversely in a unified mode, the problem that the fan blades on the fan in the prior art are poor in reversing consistency is solved, and the reversing cost of the fan is reduced.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be 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 of a fan bracket assembly according to the present invention;
FIG. 2 is a schematic cross-sectional view taken along line A-A of FIG. 1;
FIG. 3 is a schematic view of the planet of FIG. 1;
FIG. 4 is a schematic view of the alternate configuration of the planet of FIG. 3;
FIG. 5 is a schematic view of the fan shaft of FIG. 1;
FIG. 6 is a schematic structural view of the carrier of FIG. 1;
FIG. 7 is a structural diagram of a fan bracket assembly according to an application state of the present invention.
Description of reference numerals:
1-a fan bracket assembly;
10-a carrier body;
101-a third receptacle;
11-a first bearing;
12-a second bearing;
20-a planet wheel assembly;
21-a planet carrier;
211-planet carrier body;
2111-chute;
2112-cavity;
212-a first projection;
213-a second protrusion;
214-a third projection;
215-an elastic member;
22-sun gear;
23-a planet wheel;
231-a first receptacle;
30-an electromagnetic switch;
40-a fan shaft;
401-a second receptacle;
41-connecting disc;
42-a flange;
50-fan blades;
60-belt pulley.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integral; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
In the description above, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
A reversing fan is arranged on an automobile engine, sundry chips on the engine, a water tank and accessories of the engine, the water tank and the accessories are blown off through reversing, and risks such as combustion caused by high temperature and failure of a heat dissipation function of the water tank in a severe environment are prevented. In the prior art, a fan on an automobile engine controls the angle of each fan blade on the fan through a plurality of hydraulic valves respectively and independently, so that the wind direction of the fan is changed. However, the fan blades on the fan in the prior art have the problem of poor reversing consistency.
In order to solve the problems, the fan bracket assembly, the engine and the automobile provided by the invention have the advantages that the electromagnetic switch is used for controlling the planet carrier to be inserted on the planet wheel and the fan shaft or to be separated from the planet wheel and the fan shaft, so that the fan blades rotate forwards or reversely in a unified manner, the problem that the fan blades on the fan in the prior art are poor in reversing consistency is solved, and the reversing cost of the fan is also reduced.
The present invention will be described in detail with reference to specific embodiments.
FIG. 1 is a schematic view of a fan bracket assembly according to the present invention; FIG. 2 is a schematic cross-sectional view taken along line A-A of FIG. 1; FIG. 3 is a schematic view of the planet of FIG. 1; FIG. 4 is a schematic view of the alternate configuration of the planet of FIG. 3; FIG. 5 is a schematic view of the fan shaft of FIG. 1; FIG. 6 is a schematic structural view of the carrier of FIG. 1; FIG. 7 is a structural diagram of a fan bracket assembly according to an application state of the present invention.
As shown in fig. 1 to 7, the present invention provides a fan bracket assembly 1, which includes a bracket body 10, and a planet wheel assembly 20, an electromagnetic switch 30 and a fan shaft 40 mounted in the bracket body 10; the bracket body 10 is for mounting on an engine; the planetary gear assembly 20 comprises a planetary carrier 21, a sun gear 22 and planetary gears 23, wherein the planetary gears 23 are meshed between the sun gear 22 and a fan shaft 40; the fan shaft 40 is used for being detachably connected with the fan blades 50; the carrier body 10 and the fan shaft 40 are provided with an electromagnetic switch 30 so that the planet carrier 21 is inserted into the planet wheels 23 and the fan shaft 40 or separated from the planet wheels 23 and the fan shaft 40.
Wherein, the bracket body 10 is installed on the engine, that is, the fan bracket assembly 1 is installed on the engine. Fan blades 50 are removably mounted on a fan shaft 40, the fan shaft 40 being mounted on the carrier body 10, the fan shaft 40 being driven by the sun gear 22 and the planet gears 23, the planet gears 23 being located between the fan shaft 40 and the sun gear 22, the drive of the sun gear 22 being driven by a pulley 60.
When the fan blades 50 need to rotate forwards, the electromagnetic switch 30 on the fan shaft 40 is turned on, the electromagnetic switch 30 on the bracket body 10 is turned off, and the planet carrier 21 is inserted into the planet wheel 23 and the fan shaft 40, so that the planet wheel 23 and the fan shaft 40 are fixed together, and the steering direction of the fan shaft 40 and the steering direction of the sun wheel 22 are kept the same; when the fan blades 50 need to be reversely rotated, the electromagnetic switch 30 on the fan shaft 40 is closed, the electromagnetic switch 30 on the bracket body 10 is opened, the planet carrier 21 is separated from the planet wheel 23 and the fan shaft 40, the planet wheel 23 drives the fan shaft 40 to rotate, and the rotation direction of the fan shaft 40 is opposite to that of the sun wheel 22. Therefore, the fan bracket assembly 1 of the invention realizes the positive and negative rotation of the fan blade 50, namely, the blowing and air suction processes of the fan blade 50, thereby realizing the purpose of removing impurities at the air inlet end by means of wind power.
It should be noted that the direction of forward rotation of fan blades 50 is the same as the direction of rotation of sun gear 22; the direction of reversal of fan blades 50 is opposite to the direction of rotation of sun gear 22.
It should be noted that, when the electromagnetic switch 30 on the bracket body 10 is set to be electromagnetically disengaged, by adjusting the electromagnetic clutch, the opening degree of the clutch between the fan shaft 40 and the planet carrier 21 can also be adjusted, so that the rotation speed of the fan shaft 40 can be adjusted, that is, the power of the fan shaft 40 can be controlled, thereby contributing to the improvement of the fuel economy of the automobile.
According to the fan bracket assembly 1 provided by the invention, the electromagnetic switch 30 controls the planet carrier 21 to be inserted on the planet wheel 23 and the fan shaft 40 or to be separated from the planet wheel 23 and the fan shaft 40, so that the fan blades 50 rotate forwards or reversely in a unified manner, the problem that the fan blades on the fan in the prior art are poor in reversing consistency is solved, and the reversing cost of the fan is also reduced.
Optionally, the planet carrier 21 includes a planet carrier body 211, a first protrusion 212, a second protrusion 213, and a third protrusion 214, the first protrusion 212 and the second protrusion 213 are disposed on one side of the planet carrier body 211, and the third protrusion 214 is disposed on the other side of the planet carrier body 211; the planet wheel 23 is provided with a first insertion hole 231 corresponding to the first protrusion 212, the fan shaft 40 is provided with a second insertion hole 401 corresponding to the second protrusion 213, and the carrier body 10 is provided with a third insertion hole 101 corresponding to the third protrusion 214.
In order to tightly fix the planet carrier 21 with the planet gears 23, the fan shaft 40 and the carrier body 10, a first protrusion 212, a second protrusion 213 and a third protrusion 214 are arranged on the planet carrier 21. When the fan blades 50 rotate forwards, the first protrusion 212 and the second protrusion 213 on the planet carrier 21 are respectively inserted into the first insertion hole 231 of the planet wheel 23 and the second insertion hole 401 of the fan shaft 40; when fan blades 50 rotate reversely, third protrusion 214 on planet carrier 21 is inserted into third insertion hole 101 of bracket body 10.
The shape of the first protrusion 212, the second protrusion 213, and the third protrusion 214 may be circular, square, etc., and the present invention is not particularly limited thereto.
In an alternative embodiment, the planetary wheel assembly 20 comprises a planet carrier 21, a sun wheel 22 and two planetary wheels 23. Two planet wheels 23 mesh in the sun wheel 22, while two planet wheels 23 mesh with a fan shaft 40. The planet carrier 21 is provided with two first projections 212, a second projection 213 and a third projection 214.
It should be noted that, the planet carrier body 211 is provided with a sliding slot 2111, the bracket body 10 is provided with an installation opening, the bracket body 10 is clamped in the sliding slot 2111 through the installation opening, and the planet carrier body 211 can move along the sliding slot 2111 relative to the installation opening; the planet carrier body 211 is further provided with a cavity 2112, and the cavity 2112 enables one end of the fan shaft 40 to be clamped in the cavity 2112, so that the moving direction of the planet carrier body 211 is always consistent with the axis of the fan shaft 40.
Alternatively, the second protrusions 213 are provided in plural, and the plural second protrusions 213 are provided at intervals in the circumferential direction on the carrier body 211.
In order to increase the rigidity of the carrier 21, a plurality of the second protrusions 213 are provided.
In an alternative embodiment, four second protrusions 213 are provided on the carrier body 211, the four second protrusions 213 are spaced apart in the circumferential direction, four second insertion holes 401 corresponding to the four second protrusions 213 are provided on the fan shaft 40, the four second insertion holes 401 are spaced apart in the circumferential direction, and the four second protrusions 213 are inserted into the four second insertion holes 401.
Optionally, the bracket body 10 is provided with an elastic element 215, one end of the elastic element 215 is fixed on the bracket body 10, and the other end of the elastic element 215 is a free end; when the electromagnetic switch 30 on the carrier body 10 is turned off, the elastic member 215 can make the planet carrier 21 be plugged on the planet wheels 23 and the fan shaft 40.
In order to improve the reliability of the insertion of the carrier 21 into the planetary gears 23 and the fan shaft 40, an elastic member 215 is provided on the carrier body 10. One end of the elastic member 215 is fixed on the bracket body 10, and the other end of the elastic member 215 is sleeved on the third protrusion 214. The elastic member 215 may be a spring.
Note that the elastic member 215 is in a compressed state between the carrier body 10 and the carrier 21.
In an alternative embodiment, when the electromagnetic switch 30 on the carrier body 10 is turned off, the elastic member 215 exerts an elastic force on the planet carrier 21, so that the planet carrier 21 is away from the carrier body 10, and the planet carrier 21 is inserted on the planet gears 23 and the fan shaft 40 under the elastic force of the elastic member 215.
Note that, when the fan blades 50 are switched from the reverse rotation to the forward rotation, the electromagnetic switch 30 on the carrier body 10 is turned off, and the elastic member 215 on the carrier body 10 plugs the planet carrier 21 to the planet gear 23 and the fan shaft 40. In other implementations, when the fan blade 50 is switched from the reverse rotation to the forward rotation, the electromagnetic switch 30 on the bracket body 10 is turned off, and the planet carrier 21 is plugged on the planet gear 23 and the fan shaft 40 under the action of the elastic member 215 and the electromagnetic switch 30 on the fan shaft 40, which is not specifically provided herein.
Optionally, a pulley 60 is included, and the pulley 60 is fixed to the sun gear 22 such that the pulley 60 rotates the sun gear 22.
In order to drive the sun gear 22 to rotate, a pulley 60 is provided on the sun gear 22. Pulley 60 and sun gear 22 may be connected by welding. In other implementations, the pulley 60 and the sun gear 22 may be threaded, and the invention is not specifically limited herein.
In an alternative embodiment, in order not to affect the rotation of the planet wheel assembly 20 and the fan shaft 40, a first bearing 11 is provided between the sun wheel 22 and the carrier body 10, and a second bearing 12 is provided between the sun wheel 22 and the fan shaft 40.
Optionally, a connecting plate 41 is arranged between the fan shaft 40 and the fan blades 50, and the connecting plate 41 is connected with the fan shaft 40 through a flange 42.
Wherein, a flange 42 and a connecting disc 41 are connected between the fan shaft 40 and the fan blade 50, so that the fan blade 50 is convenient to detach, and the maintenance of the fan blade 50 is further convenient.
The invention also provides an engine, which comprises an engine body and a fan bracket assembly 1; the fan bracket assembly 1 is detachably mounted on the engine body.
The structure of the fan bracket assembly 1 in the engine provided by the invention is the same as that of the fan bracket assembly, and can bring about the same or similar technical effects, which are not described in detail herein.
The invention also provides an automobile comprising the engine.
The structure of the engine in the automobile provided by the invention is the same as that of the engine, and the same or similar technical effects can be brought, so that the details are not repeated.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.
Claims (10)
1. A fan bracket assembly, comprising: the electromagnetic switch comprises a bracket body, and a planet wheel assembly, an electromagnetic switch and a fan shaft which are arranged in the bracket body;
the bracket body is used for being installed on an engine;
the planet wheel assembly comprises a planet carrier, a sun wheel and a planet wheel, and the planet wheel is meshed between the sun wheel and the fan shaft;
the fan shaft is used for being detachably connected with the fan blades;
the electromagnetic switch is configured on the bracket body and the fan shaft, so that the planet carrier is inserted into the planet wheel and the fan shaft or separated from the planet wheel and the fan shaft.
2. The fan bracket assembly of claim 1, wherein the planet carrier comprises a planet carrier body, a first protrusion, a second protrusion, and a third protrusion, the first protrusion and the second protrusion being disposed on one side of the planet carrier body, the third protrusion being disposed on the other side of the planet carrier body;
the planet wheel is provided with a first jack corresponding to the first protrusion, the fan shaft is provided with a second jack corresponding to the second protrusion, and the bracket body is provided with a third jack corresponding to the third protrusion.
3. The fan bracket assembly according to claim 2, wherein the second protrusion is provided in plurality, and the plurality of second protrusions are provided at intervals on the planet carrier body along a circumferential direction.
4. The fan bracket assembly according to claim 3, wherein the bracket body is provided with an elastic member, one end of the elastic member is fixed on the bracket body, and the other end of the elastic member is a free end; when the electromagnetic switch on the bracket body is turned off, the elastic piece can enable the planet carrier to be plugged on the planet wheel and the fan shaft.
5. The fan bracket assembly of claim 4, wherein said resilient member is a spring.
6. The fan bracket assembly of any of claims 1-5, further comprising a pulley secured to the sun gear such that the pulley rotates the sun gear.
7. The fan bracket assembly according to any one of claims 1 to 5, wherein a connecting disc is provided between the fan shaft and the fan blade, and the connecting disc is connected with the fan shaft through a flange.
8. The fan bracket assembly according to any of claims 1-5, wherein a first bearing is provided between the sun gear and the bracket body, and a second bearing is provided between the sun gear and the fan shaft.
9. An engine comprising an engine block and a fan bracket assembly according to any one of claims 1-8;
the fan bracket assembly is detachably mounted to the engine block.
10. An automobile comprising the engine of claim 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010909771.8A CN112012821A (en) | 2020-09-02 | 2020-09-02 | Fan bracket assembly, engine and automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010909771.8A CN112012821A (en) | 2020-09-02 | 2020-09-02 | Fan bracket assembly, engine and automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112012821A true CN112012821A (en) | 2020-12-01 |
Family
ID=73516320
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010909771.8A Pending CN112012821A (en) | 2020-09-02 | 2020-09-02 | Fan bracket assembly, engine and automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112012821A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8951012B1 (en) * | 2014-02-10 | 2015-02-10 | JVS Associates, Inc. | Contra-rotating axial fan transmission for evaporative and non-evaporative cooling and condensing equipment |
| CN208122955U (en) * | 2018-02-08 | 2018-11-20 | 河南德昌机械制造有限公司 | A kind of positive and negative rotary fan clears up cistern device automatically |
| CN108980091A (en) * | 2018-07-23 | 2018-12-11 | 珠海格力电器股份有限公司 | A kind of fan and its control method |
| WO2019071303A1 (en) * | 2017-10-09 | 2019-04-18 | Hivap Pty Ltd | Evaporative cooling systems |
| CN209784390U (en) * | 2019-04-29 | 2019-12-13 | 大连斯频德环境设备有限公司 | Device for detecting rotating speed of cooling tower fan |
| CN210239827U (en) * | 2019-06-29 | 2020-04-03 | 潍柴动力股份有限公司 | Fan bracket and engine |
-
2020
- 2020-09-02 CN CN202010909771.8A patent/CN112012821A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8951012B1 (en) * | 2014-02-10 | 2015-02-10 | JVS Associates, Inc. | Contra-rotating axial fan transmission for evaporative and non-evaporative cooling and condensing equipment |
| WO2019071303A1 (en) * | 2017-10-09 | 2019-04-18 | Hivap Pty Ltd | Evaporative cooling systems |
| CN208122955U (en) * | 2018-02-08 | 2018-11-20 | 河南德昌机械制造有限公司 | A kind of positive and negative rotary fan clears up cistern device automatically |
| CN108980091A (en) * | 2018-07-23 | 2018-12-11 | 珠海格力电器股份有限公司 | A kind of fan and its control method |
| CN209784390U (en) * | 2019-04-29 | 2019-12-13 | 大连斯频德环境设备有限公司 | Device for detecting rotating speed of cooling tower fan |
| CN210239827U (en) * | 2019-06-29 | 2020-04-03 | 潍柴动力股份有限公司 | Fan bracket and engine |
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Application publication date: 20201201 |
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