CN209083645U - Fan - Google Patents

Abstract

The utility model provides a kind of fan, comprising: bracket；Nose assembly, nose assembly are pivotally disposed on bracket；Air feed component, air feed component are pivotally disposed on nose assembly.The problem of the utility model solves fan in the prior art when controlling head and carrying out pitch regulation, and head is whole relative to holder pivots, and the practicability is poor so as to cause fan.

Description

Fan

Technical field

The utility model relates to fields of home appliance technology, in particular to a kind of fan.

Background technique

It is shaken the head by control fan or so or pitch regulation, to make fan that there are biggish blowing range, but the relevant technologies In, it is the whole relative to bracket pitch regulation of nose assembly and air feed component composition, due to machine when controlling fan pitch regulation Head assembly and the weight of air feed component composition are big, and the center of gravity that will lead to electric fan moves up and down, and are easy to topple over so as to cause electric fan, this Outside, control fan control the nose assembly shaken the head with fan pitch regulation, and control nose assembly is caused to be easy to appear The problems such as noise, shake, Caton, stuck failure, influence the practicability of fan.

Utility model content

The main purpose of the utility model is to provide a kind of fans, to solve fan in the prior art in control head When carrying out pitch regulation, the problem of head is whole relative to holder pivots, and the practicability is poor so as to cause fan.

To achieve the goals above, the utility model provides a kind of fan, comprising: bracket；Nose assembly, nose assembly It is pivotally disposed on bracket；Air feed component, air feed component are pivotally disposed on nose assembly.

Further, nose assembly rotates in the horizontal direction, and air feed component rotates along the vertical direction.

Further, nose assembly includes support frame, and support frame is pivotally disposed on bracket；Air feed component includes electricity Hood, motor cover are pivotally disposed on support frame.

Further, the installation gap that motor cover has installation cavity and is connected to installation cavity, air feed component further includes air feed Motor and the cover are mounted in installation cavity for wind turbine by installation gap, and the cover lid is located at installation gap.

Further, the annular coaming plate that the cover includes cover board and connect with cover board, cover board connect with motor cover, open on cover board Equipped with avoid holes, stretched out for the output shaft of wind turbine by avoid holes.

Further, nose assembly further includes casing, and casing is connect with support frame, and is located at support frame and motor cover Outside；Casing has evacuation opening, and annular coaming plate is located at evacuation opening, and the inner wall clearance fit with casing.

Further, annular coaming plate is in horn-like, and the hole sectional area that is formed of annular coaming plate along the direction far from cover board by It is cumulative big.

Further, support frame tool is there are two spaced mounting plate, offers mounting hole on two mounting plates, and two A mounting hole is oppositely arranged；Motor cover includes motor cover body and two shafts that motor cover body two sides are arranged in, in shaft Threaded hole is offered, motor cover body is located between two mounting plates, and two shafts are located at two mounting holes；Fan is also Including fastener, fastener is protruded into threaded hole, and mounting plate is folded between fastener and motor cover body.

Further, support frame includes the connecting plate being connected between two mounting plates and connect with the lower surface of connecting plate Support tube, bracket has pilot hole, and support tube is mounted in pilot hole.

Further, relief hole is offered on connecting plate, nose assembly further includes actuator and transmission component, actuator peace On connecting plate, and the output end of actuator stretched out by relief hole after be drivingly connected by transmission component and support tube.

Further, actuator is driving motor, and transmission component includes crank and connecting rod, the output of crank and driving motor The first end of axis connection, crank and connecting rod connects, and the second end and support tube of connecting rod are drivingly connected.

Using the technical solution of the utility model, by nose assembly and air feed component that pivotable connection is arranged, wherein Air feed component can be individually relative to nose assembly and holder pivots, and nose assembly is remained stationary relative to bracket, i.e., logical It crosses and moves air feed component to control fan and carry out pitch regulation；Nose assembly is able to drive air feed component relative to holder pivots, Left and right is carried out by nose assembly control fan to shake the head.In this way, fan, when carrying out pitch regulation, nose assembly is kept not It is dynamic, the weight of the part of fan pitch regulation is alleviated, so that the problem of fan is toppled over is efficiently avoided, in addition, control Fan processed control the nose assembly shaken the head not with air feed component pitch regulation, can be avoided nose assembly and noise occurs, tremble The problems such as dynamic, Caton or stuck failure, improve the practicability of fan.

Detailed description of the invention

The accompanying drawings constituting a part of this application is used to provide a further understanding of the present invention, this is practical Novel illustrative embodiments and their description are not constituteed improper limits to the present invention for explaining the utility model. In the accompanying drawings:

Fig. 1 shows a kind of structural schematic diagram of the fan of alternative embodiment according to the present utility model；

The structural schematic diagram when adjusting of the elevation angle is carried out Fig. 2 shows the fan of Fig. 1；

The fan that Fig. 3 shows Fig. 1 carries out the structural schematic diagram when adjusting of the angle of depression；

The fan that Fig. 4 shows Fig. 1 does not install structural schematic diagram when mesh enclosure and fan blade；

The fan that Fig. 5 shows Fig. 2 does not install structural schematic diagram when mesh enclosure and fan blade；

The fan that Fig. 6 shows Fig. 3 does not install structural schematic diagram when mesh enclosure and fan blade；

The schematic cross-sectional view of another angle when the fan that Fig. 7 shows Fig. 4 does not install mesh enclosure and fan blade；

Fig. 8 shows the enlarged diagram in Fig. 7 at A；

The fan that Fig. 9 shows Fig. 4 does not install vertical view schematic cross-sectional view when mesh enclosure and fan blade；

Figure 10 shows the enlarged diagram in Fig. 9 at B；

Figure 11 shows the enlarged diagram in Fig. 9 at C.

Wherein, the above drawings include the following reference numerals:

10, bracket；11, pilot hole；20, nose assembly；21, support frame；211, mounting plate；212, mounting hole；213, even Fishplate bar；214, support tube；215, relief hole；22, casing；221, evacuation opening；23, actuator；24, transmission component；241, bent Handle；242, connecting rod；30, air feed component；31, motor cover；311, motor cover body；312, shaft；313, threaded hole；314, it installs Chamber；315, installation gap；32, for wind turbine；321, output shaft；33, the cover；331, cover board；332, annular coaming plate；333, it avoids Hole；40, fastener；50, mesh enclosure；60, pedestal；70, axle sleeve；80, rotation stop axle sleeve；90, rotation stop outer cover.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model It clearly and completely describes, it is clear that described embodiment is only the utility model a part of the embodiment, rather than whole realities Apply example.Be to the description only actually of at least one exemplary embodiment below it is illustrative, never as practical new to this Type and its application or any restrictions used.Based on the embodiments of the present invention, those of ordinary skill in the art are not having Every other embodiment obtained under the premise of creative work is made, is fallen within the protection scope of the utility model.

In order to solve fan in the prior art when controlling head progress pitch regulation, head is whole to be turned relative to bracket Dynamic, the problem of the practicability is poor so as to cause fan, the utility model provides a kind of fan.

As shown in Figure 1 to 11, fan includes bracket 10, nose assembly 20 and air feed component 30, and nose assembly 20 can pivot Turn ground setting over the mount 10, air feed component 30 is pivotally disposed on nose assembly 20.

In this application, pass through the nose assembly 20 and air feed component 30 of setting pivotable connection, wherein air feed component 30 It can individually be rotated relative to nose assembly 20 and bracket 10, and nose assembly 20 is remained stationary relative to bracket 10, i.e., it is logical It crosses and moves air feed component 30 to control fan and carry out pitch regulation；Nose assembly 20 is able to drive air feed component 30 relative to bracket 10 rotations carry out left and right by the control fan of nose assembly 20 and shake the head.In this way, fan is when carrying out pitch regulation, head group Part 20 remains stationary, and alleviates the weight of the part of fan pitch regulation, so that efficiently avoid that toppling over occurs in fan asks Topic can be avoided head group in addition, control fan control the nose assembly 20 shaken the head not with 30 pitch regulation of air feed component There is the problems such as noise, shake, Caton or stuck failure in part 20, improves the practicability of fan.

As shown in Figures 1 to 6, fan further includes pedestal 60, and pedestal 60 is connect with bracket 10.It can be by adjusting pedestal 60 With the size of bracket 10, make fan stand fan or desk fan.It is shown in alternative embodiment in Fig. 1 to Fig. 6, fan is stand fan.

As shown in Figures 4 to 6, air feed component 30 can individually be rotated relative to nose assembly 20 and bracket 10, in Fig. 5 In, air feed component 30 carries out elevation angle adjusting relative to nose assembly 20 upwards, and in Fig. 6, air feed component 30 is relative to head group Part 20 carries out downwards angle of depression adjusting.

Optionally, nose assembly 20 rotates in the horizontal direction, and air feed component 30 rotates along the vertical direction.In this way, passing through control Nose assembly 20 processed rotates and/or controls in the horizontal direction air feed component 30 and rotates along the vertical direction, the air-supply of Lai Zeng great fan Range.

As shown in Figure 7 to 9, nose assembly 20 includes support frame 21, and support frame 21 is pivotally disposed on bracket 10； Air feed component 30 includes motor cover 31, and motor cover 31 is pivotally disposed on support frame 21.In this way, support frame 21 drives motor Cover 31 is rotated relative to bracket 10 together, and motor cover 31 can individually be rotated relative to support frame 21, and the application is by reasonably The structure of fan is set, the service performance of fan is promoted.

As shown in figure 9, the installation gap 315 that motor cover 31 has installation cavity 314 and is connected to installation cavity 314, air feed group Part 30 further includes being mounted in installation cavity 314 for wind turbine 32 by installation gap 315, the cover for wind turbine 32 and the cover 33 33 lids are located at installation gap 315.In this way, being mounted in motor cover 31 for wind turbine 32, the lid of the cover 33 is located at installation gap 315 Place avoids foreign matter or dust from entering in installation cavity 314, influences the normal use for wind turbine 32 for protecting for wind turbine 32.

As shown in figure 8, the cover 33 includes cover board 331 and the annular coaming plate 332 connecting with cover board 331, cover board 331 and motor Cover 31 connects, and offers avoid holes 333 on cover board 331, is stretched out for the output shaft 321 of wind turbine 32 by avoid holes 333.Fan is also Including blade, blade is drivingly connected with the output shaft 321 for wind turbine 32, by controlling the starting for wind turbine 32, for wind-powered electricity generation Machine 32 is rotated with movable vane piece, the air-supply of Lai Shixian fan.

In one specific embodiment of the application, the end face of the close cover board 331 of motor cover 31 and cover board 331 are solid by screw Fixed connection.

Optionally, cover board 331 and annular coaming plate 332 are integrally formed.

Optionally, the center position of motor cover 31, motor cover 31 and support frame are fixed by screws in for wind turbine 32 21 is hinged for rotation center with mounting hole 212.

As shown in Figure 1 to Figure 3, fan further includes mesh enclosure 50, and mesh enclosure 50 is connect with the cover 33, and in blade is located at. In such manner, it is possible to which blade is avoided to hurt sb.'s feelings during rotation, it is also avoided that foreign matter collision blade, shadow in the rotation process of blade Ring the normal work of fan.When needing to carry out pitch regulation to electric fan, it is only necessary to mesh enclosure 50 is swung manually, to make mesh enclosure 50, blade and air feed component 30 are rotated relative to nose assembly 20 and bracket 10 together, realize the pitch regulation of fan.

As shown in Figure 7 to 9, nose assembly 20 further includes casing 22, and casing 22 is connect with support frame 21, and is located at branch The outside of support 21 and motor cover 31；Casing 22 has evacuation opening 221, and annular coaming plate 332 is located at evacuation opening 221, and With the inner wall clearance fit of casing 22.In this way, casing 22 is located at the outside of support frame 21 and motor cover 31, for protecting support Frame 21 and motor cover 31 guarantee that the appearance of fan is neat and artistic.When air feed component 30 is rotated relative to nose assembly 20, annular There are certain gaps with the inner wall of casing 22 always for coaming plate 332.

Optionally, the axial centre of the axial centre with the cover 33 of casing 22 is overlapped setting.

As shown in figure 9, annular coaming plate 332 is in horn-like, and the hole sectional area that annular coaming plate 332 is formed is along far from cover board 331 direction is gradually increased.In this way, the part of the cover 33 and 22 clearance fit of casing is designed arc-shaped appearance, pitch regulation is being carried out In the process, the cover 33 of movement keeps clearance fit with casing 22 always, avoids the cover 33 in rotation, goes out between casing 22 Now interfere, the problems such as noise abrasion occur, is conducive to the service performance and service life that promote fan.

As shown in Figures 9 to 11, the tool of support frame 21 is there are two spaced mounting plate 211, on two mounting plates 211 Mounting hole 212 is offered, two mounting holes 212 are oppositely arranged；Motor cover 31 includes motor cover body 311 and is arranged in motor cover Two shafts 312 of 311 two sides of ontology offer threaded hole 313 in shaft 312, and motor cover body 311 is located at two mounting plates Between 211, two shafts 312 are located at two mounting holes 212；Fan further includes fastener 40, and fastener 40 protrudes into spiral shell In pit 313, mounting plate 211 is folded between fastener 40 and motor cover body 311.Motor cover 31 passes through 312 He of shaft Mounting hole 212 is pivotally disposed on support frame 21.

As shown in figures 9 and 11, fan further includes rotation stop axle sleeve 80 and rotation stop outer cover 90, and rotation stop axle sleeve 80 is set in shaft On 312, rotation stop outer cover 90 is set on rotation stop axle sleeve 80, and mounting plate 211 is folded in two by rotation stop axle sleeve 80 and rotation stop outer cover 90 Between person, fastener 40 protrudes into threaded hole 313 and is fastenedly connected rotation stop axle sleeve 80 and rotation stop outer cover 90.In this way, passing through fastener 40 apply pretightning force, so that motor cover 31 is stopped operating relative to support frame 21, rest at the pitch position of needs, are needing When controlling fan progress pitch regulation, air feed component 30 is moved manually to realize the pitch regulation of fan.

Optionally, fastener 40 is screw.

As shown in Figure 7 to 9, support frame 21 further include the connecting plate 213 being connected between two mounting plates 211 and with even The support tube 214 of the lower surface connection of fishplate bar 213, bracket 10 have pilot hole 11, and support tube 214 is pivotably mounted on assembly In hole 11.In this way, support frame 21 is pivotably connected by support tube 214 and pilot hole 11 with bracket 10.

As shown in Figure 7 and Figure 8, relief hole 215 is offered on connecting plate 213, nose assembly 20 further includes 23 He of actuator Transmission component 24, actuator 23 are mounted on connecting plate 213, and the output end of actuator 23 after the stretching of relief hole 215 by passing through Transmission component 24 and support tube 214 are drivingly connected.In this way, driving support tube 214 opposite by actuator 23 and transmission component 24 It is rotated in bracket 10, realizes that the left and right of electric fan is shaken the head.

As shown in Figure 7 and Figure 8, actuator 23 is driving motor, and transmission component 24 includes crank 241 and connecting rod 242, crank 241 connect with the output axis connection of driving motor, crank 241 with the first end of connecting rod 242, the second end and support of connecting rod 242 Cylinder 214 is drivingly connected.In this way, the output shaft driving crank 241 of driving motor rotates, crank 241 drives connecting rod 242 to rotate, even Bar 242 drives support tube 214 to rotate, and by controlling the starting of driving motor, Lai Shixian fan automatically shake the head by left and right, increases wind The blowing range of fan.

Optionally, the bottom of casing 22 offers the circular hole of evacuation support tube 214, and support tube 214 is extended back by circular hole stretching Enter in pilot hole 11, casing 22 is arranged over the mount 10 by the circular hole of bottom, promotes the overall beautiful of electric fan.

As shown in Figure 7 and Figure 8, electric fan further includes axle sleeve 70, and axle sleeve 70 is connect with bracket 10, and is located at pilot hole 11, Support tube 214 passes through axle sleeve 70 and protrudes into the pilot hole 11 of bracket 10.

It can be seen from the above description that the above embodiments of the utility model achieve the following technical effects:

For fan provided by the present application during carrying out pitch regulation, nose assembly 20 remains horizontality, this Sample, nose assembly 20 not will lead to the output shaft of driving motor during long-term motion, and there are biggish radial directions to be answered by alternation Power avoids the fit clearance of 20 internal gear of nose assembly from increasing, the failure conditions such as Caton or abnormal sound of shaking the head occurs.

In addition, fan is when carrying out pitch regulation, nose assembly is remained stationary, and alleviates the part of fan pitch regulation Weight, so that the problem of fan is toppled over is efficiently avoided, in this way, being easy the problem of toppling over without the concern for fan When, it is capable of increasing the angular range of the manual pitch regulation of fan.

Fan provided by the present application have structure it is simple, it is at low cost, run smoothly, good service performance and service life The advantages of.

It should be noted that term used herein above is merely to describe specific embodiment, and be not intended to restricted root According to the illustrative embodiments of the application.As used herein, unless the context clearly indicates otherwise, otherwise singular Also it is intended to include plural form, additionally, it should be understood that, when in the present specification using term "comprising" and/or " packet Include " when, indicate existing characteristics, step, operation, device, component and/or their combination.

Unless specifically stated otherwise, positioned opposite, the digital table of the component and step that otherwise illustrate in these embodiments Up to the unlimited the scope of the utility model processed of formula and numerical value.Simultaneously, it should be appreciated that for ease of description, each shown in attached drawing The size of a part is not to draw according to actual proportionate relationship.For skill known to person of ordinary skill in the relevant Art, method and apparatus may be not discussed in detail, but in the appropriate case, and the technology, method and apparatus should be considered as awarding Weigh part of specification.In shown here and discussion all examples, any occurrence should be construed as merely example Property, not as limitation.Therefore, the other examples of exemplary embodiment can have different values.It should also be noted that similar Label and letter similar terms are indicated in following attached drawing, therefore, once be defined in a certain Xiang Yi attached drawing, then with In attached drawing afterwards do not need that it is further discussed.

In the description of the present invention, it should be understood that the noun of locality such as " front, rear, top, and bottom, left and right ", " laterally, Vertically, vertically, it is horizontal " and " pushing up, bottom " etc. indicated by orientation or positional relationship be normally based on orientation or position shown in the drawings Relationship is set, is merely for convenience of describing the present invention and simplifying the description, in the absence of explanation to the contrary, these nouns of locality Do not indicate that and imply that signified device or element must have a particular orientation or be constructed and operated in a specific orientation, because This should not be understood as the limitation to scope of protection of the utility model；The noun of locality " inside and outside " refers to the wheel relative to each component itself Wide is inside and outside.

For ease of description, spatially relative term can be used herein, as " ... on ", " ... top ", " ... upper surface ", " above " etc., for describing such as a device shown in the figure or feature and other devices or spy The spatial relation of sign.It should be understood that spatially relative term is intended to comprising the orientation in addition to device described in figure Except different direction in use or operation.For example, being described as if the device in attached drawing is squeezed " in other devices It will be positioned as " under other devices or construction after part or construction top " or the device of " on other devices or construction " Side " or " under other devices or construction ".Thus, exemplary term " ... top " may include " ... top " and " in ... lower section " two kinds of orientation.The device can also be positioned with other different modes and (is rotated by 90 ° or in other orientation), and And respective explanations are made to the opposite description in space used herein above.

In addition, it should be noted that, limiting components using the words such as " first ", " second ", it is only for be convenient for Corresponding components are distinguished, do not have Stated otherwise such as, there is no particular meanings for above-mentioned word, therefore should not be understood as to this The limitation of utility model protection range.

It should be noted that term used herein above is merely to describe specific embodiment, and be not intended to restricted root According to the illustrative embodiments of the application.As used herein, unless the context clearly indicates otherwise, otherwise singular Also it is intended to include plural form, additionally, it should be understood that, when in the present specification using term "comprising" and/or " packet Include " when, indicate existing characteristics, step, work, device, component and/or their combination.

It should be noted that the description and claims of this application and term " first " in above-mentioned attached drawing, " Two " etc. be to be used to distinguish similar objects, without being used to describe a particular order or precedence order.It should be understood that using in this way Data be interchangeable under appropriate circumstances, so that presently filed embodiment described herein can be in addition to illustrating herein Or the sequence other than those of description is implemented.

The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.

Claims (11)

1. a kind of fan characterized by comprising

Bracket (10)；

Nose assembly (20), the nose assembly (20) are pivotally disposed on the bracket (10)；

Air feed component (30), the air feed component (30) are pivotally disposed on the nose assembly (20).

2. fan according to claim 1, which is characterized in that the nose assembly (20) rotates in the horizontal direction, described Air feed component (30) rotates along the vertical direction.

3. fan according to claim 1, which is characterized in that

The nose assembly (20) includes support frame (21), and support frame as described above (21) is pivotally disposed at the bracket (10) On；

The air feed component (30) includes motor cover (31), and the motor cover (31) is pivotally disposed at support frame as described above (21) On.

4. fan according to claim 3, which is characterized in that the motor cover (31) have installation cavity (314) and with institute The installation gap (315) of installation cavity (314) connection is stated, the air feed component (30) further includes for wind turbine (32) and the cover (33), described to be mounted in the installation cavity (314) for wind turbine (32) by the installation gap (315), the cover (33) lid is located at the installation gap (315).

5. fan according to claim 4, which is characterized in that the cover (33) include cover board (331) and with the lid The annular coaming plate (332) of plate (331) connection, the cover board (331) connect with the motor cover (31), on the cover board (331) It offers avoid holes (333), the output shaft (321) for wind turbine (32) is stretched out by the avoid holes (333).

6. fan according to claim 5, which is characterized in that the nose assembly (20) further includes casing (22), described Casing (22) is connect with support frame as described above (21), and is located at the outside of support frame as described above (21) and the motor cover (31)；Institute State casing (22) have evacuation opening (221), it is described annular coaming plate (332) be located at the evacuation be open (221) at, and with it is described The inner wall clearance fit of casing (22).

7. fan according to claim 5, which is characterized in that the annular coaming plate (332) is in horn-like, and the annular The hole sectional area that coaming plate (332) is formed is gradually increased along the direction far from the cover board (331).

8. fan according to claim 3, which is characterized in that

There are two support frame as described above (21) tools spaced mounting plate (211), offers on two mounting plates (211) Mounting hole (212), two mounting holes (212) are oppositely arranged；

The motor cover (31) includes that motor cover body (311) and setting turn at two of motor cover body (311) two sides Axis (312) offers threaded hole (313) on the shaft (312), and the motor cover body (311) is located at two installations Between plate (211), two shafts (312) are located at two mounting holes (212)；

The fan further includes fastener (40), and the fastener (40) is protruded into the threaded hole (313), by the mounting plate (211) it is folded between the fastener (40) and the motor cover body (311).

9. fan according to claim 8, which is characterized in that support frame as described above (21) includes being connected to two installations Connecting plate (213) between plate (211) and the support tube (214) being connect with the lower surface of the connecting plate (213), the bracket (10) there are pilot hole (11), the support tube (214) is mounted in the pilot hole (11).

10. fan according to claim 9, which is characterized in that relief hole (215) are offered on the connecting plate (213), The nose assembly (20) further includes actuator (23) and transmission component (24), and the actuator (23) is mounted on the connecting plate (213) on, and the output end of the actuator (23) by the relief hole (215) stretch out after by the transmission component (24) with The support tube (214) is drivingly connected.

11. fan according to claim 10, which is characterized in that the actuator (23) is driving motor, the transmission Component (24) includes crank (241) and connecting rod (242), and the output axis connection of the crank (241) and the driving motor is described Crank (241) is connect with the first end of the connecting rod (242), and the second end of the connecting rod (242) and the support tube (214) are driven Dynamic connection.