CN107339244A - Box fan and its control method - Google Patents

Box fan and its control method Download PDF

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Publication number
CN107339244A
CN107339244A CN201710545307.3A CN201710545307A CN107339244A CN 107339244 A CN107339244 A CN 107339244A CN 201710545307 A CN201710545307 A CN 201710545307A CN 107339244 A CN107339244 A CN 107339244A
Authority
CN
China
Prior art keywords
wind deflector
box fan
drive device
blade
housing
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
Application number
CN201710545307.3A
Other languages
Chinese (zh)
Inventor
程海珍
韦建聪
王长恺
许凤霞
区均灌
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Zhuhai Gree Energy Saving Environmental Protection Refrigeration Technology Research Center Co Ltd
Original Assignee
Zhuhai Gree Energy Saving Environmental Protection Refrigeration Technology Research Center Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Zhuhai Gree Energy Saving Environmental Protection Refrigeration Technology Research Center Co Ltd filed Critical Zhuhai Gree Energy Saving Environmental Protection Refrigeration Technology Research Center Co Ltd
Priority to CN201710545307.3A priority Critical patent/CN107339244A/en
Publication of CN107339244A publication Critical patent/CN107339244A/en
Pending legal-status Critical Current

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D25/00Pumping installations or systems
    • F04D25/02Units comprising pumps and their driving means
    • F04D25/08Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation
    • 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
    • F04D29/52Casings; Connections of working fluid for axial pumps
    • F04D29/522Casings; Connections of working fluid for axial pumps especially adapted for elastic fluid 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
    • F04D29/70Suction grids; Strainers; Dust separation; Cleaning
    • F04D29/701Suction grids; Strainers; Dust separation; Cleaning especially adapted for elastic fluid pumps
    • F04D29/703Suction grids; Strainers; Dust separation; Cleaning especially adapted for elastic fluid pumps specially for fans, e.g. fan guards

Abstract

The present invention provides a kind of box fan and its control method.The box fan includes housing, is arranged at the back cover of the rear and is rotatably arranged in the anterior blade-rotating body of the housing, multiple wind deflectors are provided with the back cover and/or the blade-rotating body, the wind deflector is provided at both ends with rotating shaft, and the wind deflector can be around the axis of rotation.Box fan provided by the invention sets wind deflector on back cover and/or blade-rotating body and wind deflector can be around its axis of rotation, rotational angle by changing wind deflector can change the air-out direction of box fan, to meet the different demands of user, and wind deflector can be mutually closed when without using box fan, play dustproof effect and the conveniently cleaning to wind deflector.

Description

Box fan and its control method
Technical field
The present invention relates to fan art, and in particular to a kind of box fan and its control method.
Background technology
The blade-rotating body and back cover of existing box fan are usually arranged as open cell structure, and this structure type turns Valve all easy dust stratification on blade-rotating body, back cover and the fan blade of inside, because the position of cell structure is fixed, is attached to grid Dust stratification on the inside of structure is difficult to clean up, and needs frequent disassembly, cleaning in the more occasion of dust or greasy dirt, very inconvenient.In addition, Dust falls easily to make on fan blade base the bearing rust of motor, and then leads to not turn to, and substantially reduces fan Service life, influence the usage comfort of fan.
The content of the invention
In view of this, an object of the present invention is to provide and a kind of can improve usage comfort, convenient for cleaning turn Valve and its control method.
To reach above-mentioned purpose, on the one hand, the present invention uses following technical scheme:
A kind of box fan, including housing, be arranged at the back cover of the rear and be rotatably arranged in the shell The anterior blade-rotating body of body, multiple wind deflectors is provided with the back cover and/or the blade-rotating body, the both ends of the wind deflector are set There is rotating shaft, the wind deflector can be around the axis of rotation.
Preferably, the axis by rotating shaft of the multiple wind deflector is set in parallel to each other, or, the multiple wind-guiding Plate is along the circumferential direction arranged radially.
Preferably, the multiple wind deflector is along the circumferential direction arranged radially, and the width of the wind deflector is inside by footpath Lateral radial outside gradually increases;
Or
The axis by rotating shaft of the multiple wind deflector is set in parallel to each other, and the wind deflector is rectangular.
Preferably, the blade-rotating body also includes drive device, and the drive device is used to drive the wind deflector to rotate.
Preferably, the drive device includes the multiple micromachines being connected respectively with the multiple wind deflector.
Preferably, the blade-rotating body also includes housing and inside casing, the wind deflector be rotatably arranged in the housing with Between the inside casing, the drive device is embedded in the housing or the inside casing.
Preferably, the drive device is embedded in the housing, and the housing includes front panel, is set on the front panel Through hole is equipped with, the blade-rotating body is located in the through hole, and conductor loop, the conductor loop and the blade-rotating are provided with the through hole The power supply of fan is connected, and conductive contact is provided with the drive device, and the conductive contact is resisted against in the conductor loop and energy Enough relatively described conductor loop motions.
Preferably, the drive device is used to drive the wind deflector to swing between the first location and the second location, During the first position, it is mutually closed between the adjacent wind deflector, at the second place, between the adjacent wind deflector Form the opening that supply stream passes through.
Preferably, the axis by rotating shaft of the multiple wind deflector is set in parallel to each other, and the multiple wind deflector leads to Linkage connection is crossed, other wind deflectors can be driven synchronously to turn by the linkage when one of wind deflector rotates It is dynamic.
Preferably, multiple second companies that the linkage includes first connecting rod and is connected respectively with multiple wind deflectors Bar, the multiple second connecting rod are parallel to each other, and one end of the second connecting rod is hinged with the wind deflector, the other end and described the One rod hinge connection.
On the other hand, the present invention uses following technical scheme:
A kind of control method for being used to control box fan as described above, when the box fan is opened, the box fan Control the drive device that the wind deflector is gone into the second place;And/or
When the box fan receives out code, the box fan controls the drive device to turn the wind deflector To first position.
Box fan provided by the invention sets wind deflector on back cover and/or blade-rotating body and wind deflector can turn around its rotating shaft Dynamic, the rotational angle by changing wind deflector can change the air-out direction of box fan, to meet the different demands of user, and work as Wind deflector can be mutually closed without using during box fan, play dustproof effect, in addition, by changing the flip angle of wind deflector i.e. Easily the diverse location of wind deflector can be cleared up.
Brief description of the drawings
By the description to the embodiment of the present invention referring to the drawings, above-mentioned and other purpose of the invention, feature and Advantage will be apparent from, in the accompanying drawings:
Fig. 1 shows the stereogram when wind deflector for the box fan that the specific embodiment of the invention provides is in first position;
Fig. 2 shows the stereogram when wind deflector for the box fan that the specific embodiment of the invention provides is in the second place;
Fig. 3 shows the front view when wind deflector for the box fan that the specific embodiment of the invention provides is in the second place;
Fig. 4 shows that the box fan wind deflector for another structure type that the specific embodiment of the invention provides is in second Front view when putting;
Fig. 5 shows the wind deflector and the structural representation of drive device junction that the specific embodiment of the invention provides;
Fig. 6 shows the wind deflector of specific embodiment of the invention offer and the structural representation of linkage.
In figure, 1, housing;11st, front panel;12nd, through hole;13rd, gusset plate;2nd, blade-rotating body;21st, wind deflector;22nd, rotating shaft; 23rd, housing;24th, inside casing;25th, drive device;251st, coil;252nd, magnet;253rd, conductive contact;26th, linkage;261st, One connecting rod;262nd, second connecting rod;27th, conductor loop.
Embodiment
Below based on embodiment, present invention is described, it should be understood by one skilled in the art that provided herein Accompanying drawing is provided to the purpose of explanation, and accompanying drawing is not necessarily drawn to scale.
Unless the context clearly requires otherwise, otherwise entire disclosure is similar with the " comprising " in claims, "comprising" etc. Word should be construed to the implication included rather than exclusive or exhaustive implication;That is, it is containing for " including but is not limited to " Justice.
This application provides a kind of box fan, as depicted in figs. 1 and 2, it includes housing 1, be arranged at the rear portion of housing 1 after Cover (not shown) and be rotatably arranged in the anterior blade-rotating body 2 of housing 1, specifically, housing 1 include front panel 11, Rear board (not shown) and gusset plate 13, through hole 12 is provided with front panel 11, blade-rotating body 2 is located in through hole 12, behind Through hole is also equipped with plate, back cover is arranged on the through hole of rear board, in the space that housing 1, back cover and blade-rotating body 2 surround The motor (not shown) for being provided with fan blade (not shown) and driving fan blade to rotate.Blade-rotating body 2 can be with fan blade A motor is shared, other drive device can also be separately provided to drive blade-rotating body to rotate, the application is not done to this Limitation, the structure that driving blade-rotating body rotates is existing structure, be will not be repeated here.
Wherein, multiple wind deflectors 21 are provided with blade-rotating body 2, wind deflector 21 is provided at both ends with rotating shaft 22, wind deflector 21 It can rotate around the axis, in this way, the air-out direction of box fan can be changed by changing the rotational angle of wind deflector 21, to meet The different demands of user, and when without using box fan, as shown in figure 1, wind deflector 21 can be mutually closed, play dustproof effect And the conveniently cleaning to wind deflector 21.
Arrangement mode of the wind deflector 21 on blade-rotating body 2 is not specifically limited, for convenience of the rotation of wind deflector 21, at one In preferred embodiment, as shown in figure 3, multiple wind deflectors 21 are along the circumferential direction arranged radially, specifically, blade-rotating body 2 wraps Housing 23 and inside casing 24 are included, for convenience of the rotation of blade-rotating body 2, it is preferable that through hole 12 is provided in round, and housing 23 and inside casing 24 are equal Annular is arranged to, wind deflector 21 is rotatably arranged between housing 23 and inside casing 24.Preferably, the both ends of wind deflector 21 End face, which protrudes above, is provided with rotating shaft 22, shaft hole is provided with housing 23 and inside casing 24, rotating shaft 22 is rotatably arranged in rotating shaft In hole.Shaft hole is preferably provided in the radially inner side face of housing 23 and the radial outer side of inside casing 24.Rotating shaft 22 is preferably set Put the approximate mid-section in the width of wind deflector 21.It is, of course, understood that the set location of shaft hole and rotating shaft 22 can be with Exchange, i.e. shaft hole is arranged on wind deflector 21, and rotating shaft is set on housing 23 and inside casing 24.In another preferred embodiment In, as shown in figure 4, the axis by rotating shaft of multiple wind deflectors 21 is set in parallel to each other, such as 21 equal edge of multiple wind deflectors Vertical direction or horizontal direction extension, itself and wind deflector in the connected mode and embodiment illustrated in fig. 3 of housing 23 and inside casing 24 21 connected mode is similar, will not be repeated here.
Wind deflector 21 can be the arbitrary structures for being capable of 22 rotations around the shaft, to improve dust-proof effect, it is preferable that when multiple (with reference to figure 3) when wind deflector 21 is along the circumferential direction arranged radially, the width of wind deflector 21 radially gradually increases from inside to outside Greatly, it is such as annular or trapezoidal in fanning, when (reference chart when being set in parallel to each other by the axis of rotating shaft of multiple wind deflectors 21 4), wind deflector 21 is rectangular, so as to, when wind deflector 21 goes to closing position, it is very close to each other between adjacent wind deflector 21 or Gap very little, so as to effectively avoid dust from entering in box fan, the motor of fan blade and fan blade is clean inside guarantee box fan Only, so as to extending the service life of box fan.
It is further preferred that to realize the automatic turning of box fan wind deflector 21, blade-rotating body 2 also includes drive device 25, The rotation of wind deflector 21 is driven by drive device 25.
In one embodiment, drive device 25 includes the multiple driver elements being connected respectively with multiple wind deflectors 21, often Individual wind deflector 21 is driven upset by a driver element, and driver element for example can be micromachine.For protection Drive device 25, improve the planarization of outward appearance, it is preferable that drive device 25 is embedded in housing 23 or inside casing 24, it is contemplated that The factor in terms of electric and stress balance is conveniently connect, drive device 25 is preferably embedded in housing 23.In a specific implementation In example, as shown in figure 5, the magnet 252 that micromachine includes the coil 251 of fixed setting and is sleeved in coil 251, magnet 252 are connected by attachment structure with rotating shaft 22, and when coil 251 is powered, magnet 252 can drive rotating shaft 22 to rotate, by changing Change, which is passed through sense of current in coil 251, can change the rotation direction of magnet 252 and the rotating shaft 22 being connected with magnet 252. In this way, drive device 25 can drive wind deflector 21 to swing between the first position and the second position, at first position, such as scheme Shown in 1, it is mutually closed between adjacent wind deflector 21, by the space-closed between housing 23 and inside casing 24, at the second place, such as Shown in Fig. 2 to Fig. 4, wind deflector 21 is opened, and the opening (i.e. air outlet) that supply stream passes through is formed between adjacent wind deflector 21.Enter one Step ground, the opening degree of wind deflector 21 can also be adjusted by drive device 25, so as to change air-out direction and air output, such as Multiple gears can be set, change the opening degree of wind deflector 21 by setting different gears, change air-out side to reach To the effect with air output.
In another embodiment, multiple wind deflectors 21 are connected by transmission mechanism, 25 drivings wherein one of drive device Individual wind deflector 21 rotates, other wind deflectors 21 can under the drive of transmission mechanism synchronous axial system.For example, as shown in fig. 6, when more When being set in parallel to each other by the axis of rotating shaft of individual wind deflector 21, multiple wind deflectors 21 are connected by linkage 26, when When one of wind deflector 21 rotates, other synchronous axial systems of wind deflector 21 can be driven by linkage 26.Linkage 26 Such as the multiple second connecting rods 262 being connected including first connecting rod 261 and respectively with multiple wind deflectors 21, multiple second connecting rods 262 are parallel to each other, and one end of second connecting rod 262 is be hinged with wind deflector 21, and the other end is be hinged with first connecting rod 261, in this way, the Under the interaction of one connecting rod 261 and second connecting rod 262 so that multiple wind deflectors 21 being capable of synchronous axial system.
Further, rotated because blade-rotating body 2 is overall relative to housing 1, therefore the drive device 25 on blade-rotating body 2 can also turn It is dynamic, connect electricity for convenience of drive device 25, it is preferable that as shown in Figure 3 and Figure 5, conductor is provided with the through hole 12 of front panel 11 Ring 27, conductor loop 27 can be any materials that can be conductive, such as can be copper.Conductor loop 27 and the power supply phase of box fan Even, conductive contact 253 is provided with drive device 25, such as in the embodiment shown in fig. 5, conductive contact 253 and coil 251 Be connected, conductive contact 253 be resisted against on the radially inner side face of conductor loop 27 and can counter conductor ring 27 move, so as to realize fortune Dynamic drive device 25 and the electrical connection of fixed power supply.Moved for convenience of the counter conductor ring 27 of conductive contact 253, conductive contact 253 termination is arranged to cambered surface, such as can be the shapes such as sphere, the face of cylinder.Safe to use to ensure, conductor loop 27 is preferably interior In housing 23.
It is, of course, understood that the wind deflector similar with structure on blade-rotating body 2 can also be set, due to rear on back cover Cover will not rotate, therefore need not set conductor loop, conductive contact structure, directly set conventional drive device such as motor to drive Wind deflector on back cover rotates.Similarly, the wind deflector on back cover can also be under the driving of drive device at first Put and swung between the second place.
In a preferred embodiment, the control method of above-mentioned box fan is that, when box fan is opened, box fan controls Wind deflector 21 on back cover and/or blade-rotating body 2 is gone to the second place by drive device 25, when box fan receives out code, Wind deflector 21 on back cover and/or blade-rotating body 2 is gone to first position by box fan control drive device 25, and therefore, box fan exists In the state of, it is internally formed the space of relative closure, can effectively avoid dust, foreign matter from entering in box fan, reach To good dust-proof protection effect, extend the service life of box fan.In addition, also controllable drive device 25 turns over wind deflector 21 Turn 180 °, so as to which the convenient two sides to wind deflector 21 are cleaned, upset herein can be by being set on box fan Corresponding button is overturn or manual overturning to control drive device driving wind deflector 21.
For those skilled in the art it is easily understood that on the premise of not conflicting, above-mentioned each preferred scheme can be free Ground combination, superposition.
The preferred embodiments of the present invention are the foregoing is only, are not intended to limit the invention, for those skilled in the art For, the present invention can have various changes and change.All any modifications made within spirit and principles of the present invention, it is equal Replace, improve etc., it should be included in the scope of the protection.

Claims (11)

1. a kind of box fan, including housing, it is arranged at the back cover of the rear and is rotatably arranged in the housing Anterior blade-rotating body, it is characterised in that be provided with multiple wind deflectors, the wind deflector on the back cover and/or the blade-rotating body Be provided at both ends with rotating shaft, the wind deflector can be around the axis of rotation.
2. box fan according to claim 1, it is characterised in that the multiple wind deflector it is mutual by the axis of rotating shaft Abreast set, or, the multiple wind deflector is along the circumferential direction arranged radially.
3. box fan according to claim 2, it is characterised in that the multiple wind deflector is along the circumferential direction radial to be set Put, the width of the wind deflector gradually increases from radially inner side to radial outside;
Or
The axis by rotating shaft of the multiple wind deflector is set in parallel to each other, and the wind deflector is rectangular.
4. according to the box fan described in one of claim 1-3, it is characterised in that the blade-rotating body also includes drive device, institute Drive device is stated to be used to drive the wind deflector to rotate.
5. box fan according to claim 4, it is characterised in that the drive device include respectively with the multiple wind-guiding The connected multiple micromachines of plate.
6. box fan according to claim 4, it is characterised in that the blade-rotating body also includes housing and inside casing, described to lead Aerofoil is rotatably arranged between the housing and the inside casing, and the drive device is embedded in the housing or described interior In frame.
7. box fan according to claim 6, it is characterised in that the drive device is embedded in the housing, described Housing includes front panel, and through hole is provided with the front panel, and the blade-rotating body is located in the through hole, is set in the through hole There is conductor loop, the conductor loop is connected with the power supply of the box fan, and conductive contact is provided with the drive device, described to lead Electrical contact is resisted against in the conductor loop and being capable of relatively described conductor loop motion.
8. box fan according to claim 4, it is characterised in that the drive device is used to drive the wind deflector the Swing between one position and the second place, at the first position, be mutually closed between the adjacent wind deflector, described The opening that supply stream passes through is formed during two positions, between the adjacent wind deflector.
9. box fan according to claim 4, it is characterised in that the multiple wind deflector it is mutual by the axis of rotating shaft Abreast set, the multiple wind deflector is connected by linkage, can be by described when one of wind deflector rotates Linkage drives other wind deflector synchronous axial systems.
10. box fan according to claim 9, it is characterised in that the linkage includes first connecting rod and difference The multiple second connecting rods being connected with multiple wind deflectors, the multiple second connecting rod are parallel to each other, one end of the second connecting rod with The wind deflector is hinged, and the other end is hinged with the first connecting rod.
11. a kind of control method for being used to control the box fan described in claim 8, it is characterised in that when the box fan is opened Qi Shi, the box fan control the drive device that the wind deflector is gone into the second place;And/or
When the box fan receives out code, the box fan controls the drive device that the wind deflector is gone into the One position.
CN201710545307.3A 2017-07-06 2017-07-06 Box fan and its control method Pending CN107339244A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710545307.3A CN107339244A (en) 2017-07-06 2017-07-06 Box fan and its control method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710545307.3A CN107339244A (en) 2017-07-06 2017-07-06 Box fan and its control method

Publications (1)

Publication Number Publication Date
CN107339244A true CN107339244A (en) 2017-11-10

Family

ID=60218875

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201710545307.3A Pending CN107339244A (en) 2017-07-06 2017-07-06 Box fan and its control method

Country Status (1)

Country Link
CN (1) CN107339244A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112112828A (en) * 2020-09-09 2020-12-22 贵州电网有限责任公司 Ventilation device for distribution room of transformer substation

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112112828A (en) * 2020-09-09 2020-12-22 贵州电网有限责任公司 Ventilation device for distribution room of transformer substation
CN112112828B (en) * 2020-09-09 2021-12-03 贵州电网有限责任公司 Ventilation device for distribution room of transformer substation

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