CN211343416U - Safe type hangs neck centrifugal fan - Google Patents

Abstract

The utility model relates to a neck centrifugal fan is hung to safe type, this fan include neck pendant and more than one centrifugal fan main part, the centrifugal fan main part is all fixed on the neck pendant, the centrifugal fan main part all includes fan assembly, fan assembly includes air intake and air outlet, all be provided with retractable filtering component on the air intake, filtering component and air intake intercommunication. Set up filtering component on the air intake and realized the filtration of the adsorbed air on the air intake, guaranteed the good working property of centrifugal fan, filtering component's setting has also avoided clothing and hair etc. to enter into the fan unit through the air intake inside simultaneously, provides certain security. Set up filtering component into the telescopic, make the whole volume of centrifugal fan less after filtering component is flexible, portable, transportation and use. The neck pendant realizes the function of hanging the fan on the neck, and achieves the purpose of liberating both hands.

Description

Safe type hangs neck centrifugal fan

Technical Field

The utility model belongs to the technical field of articles for daily use, in particular to neck centrifugal fan is hung to safe type.

Background

The fan is the cooling equipment that people used most commonly, and the demand of outdoor cooling has been solved to the design of handheld fan fine, but long-time handheld can produce fatigue, and the realization angle modulation that these fans can not be nimble moreover.

In the chinese patent of bulletin number "CN 208845400U" named "a hang neck formula fan", a hang neck formula fan is disclosed, including the hemizonid, the hemizonid both ends all are provided with metal collapsible tube, the hemizonid both ends all are provided with the recess, be provided with the internal thread in the recess, the metal collapsible tube one end outside is provided with the external screw thread, hemizonid and metal collapsible tube one end threaded connection, the metal collapsible tube other end is provided with the casing, the casing top is provided with the axle sleeve, and the metal collapsible tube bottom is provided with the carousel. The utility model discloses a be equipped with the hemizonid, with hemizonid cutting ferrule and human neck phase-match, hang in neck department, can liberate both hands, portable and accomodate, through metal collapsible tube connection hemizonid and casing, change metal hose shape to adjust the distance of fan, the carousel is at the axle sleeve internal rotation, conveniently adjusts the wind-force angle of fan, and long press the press switch to open and close the fan, and press the press switch to adjust the wind speed for a short time.

In the above patent, realized hanging the function on the neck with the fan through the design of hemicycle body, solved the fatigue problem that long-time handheld fan brought, but in the above patent, fan air intake department does not set up safety device, leads to the fan to press from both sides hair etc. very easily when using, and is very unsafe.

Disclosure of Invention

In order to solve the problem, an object of the utility model is to provide a neck centrifugal fan is hung to safe type that air intake filter effect is good, scalable and flexible back volume is less, air-out angle is adjustable, the security is higher.

Another object of the utility model is to provide a neck centrifugal fan is hung to safe type that simple structure is stable, conveniently carry, convenient to use is high-efficient, low in production cost, application scope are wider.

In order to achieve the above object, the technical solution of the present invention is as follows.

The utility model relates to a neck centrifugal fan is hung to safe type, its characterized in that, this fan include neck pendant and more than one centrifugal fan main part, the centrifugal fan main part is all fixed on the neck pendant. Realized hanging centrifugal fan on the neck through fixing the centrifugal fan main part on the neck pendant, produced one kind and can hung the centrifugal fan on the neck, through the setting of more than one centrifugal fan main part, conveniently select the centrifugal fan of a certain amount according to the demand on fixed this neck pendant, make the application range of this fan wider. Meanwhile, the centrifugal fan is selected to solve the problem that the traditional fan blade fan is unsafe in twisting hair, mixing with clothes and the like, and the centrifugal fan is less in possibility of twisting hair and mixing with clothes and has higher safety.

Further, the centrifugal fan main part all includes fan assembly, fan assembly includes air intake and air outlet, all be provided with filtering component on the air intake, filtering component and air intake intercommunication. The fan set has the advantages that the function of the fan of the centrifugal fan is achieved through the fan set and the air inlet and the air outlet in the fan set, the filtering of air adsorbed on the air inlet is achieved through the filtering assembly arranged on the air inlet, the good working performance of the centrifugal fan is guaranteed, meanwhile, the filtering assembly is arranged, clothes, hair and the like are prevented from entering the fan set through the air inlet, and certain safety is provided. Wherein the filter assembly is preferably telescopic, and the whole volume of the centrifugal fan is smaller after the filter assembly is telescopic, so that the centrifugal fan is convenient to carry, transport and use. The function of hanging the fan on the neck is realized through the setting of neck pendant, reaches the purpose of liberation both hands.

Further, the neck pendant includes neck pendant main part, power supply unit spare and two moving parts, the back is connected with the centrifugal fan main part through the moving part respectively at the both ends of neck pendant main part, the power supply unit spare sets up in neck pendant main part inside and be connected with the centrifugal fan main part electricity. Wherein neck pendant main part is provided with the recess with human neck looks adaptation, and the moving part includes soft material, is convenient for articulate the centrifugal fan main part on the neck, reaches the purpose of liberation both hands, and the moving part also conveniently carries out rotatory activity with the centrifugal fan main part for soft material simultaneously, reaches the purpose of adjusting fan angle.

Further, the filtering component is scalable, the filtering component includes the tensile piece of telescopic, be provided with more than one pinhole on the tensile piece, pinhole evenly distributed just on tensile piece the pinhole all communicates with the air intake. The stretching function of the filtering component is realized through the arrangement of the telescopic stretching piece, the good air inlet effect of the air inlet is guaranteed through the more than one needle holes arranged on the stretching piece, and the components such as clothes and hair are prevented from entering the fan set through the air inlet due to the fact that the needle holes are small in diameter.

Further, the filter assembly further comprises an upper cover, the stretching piece is cylindrical, a closed space is formed at the top of the stretching piece after the upper cover is arranged at the top of the stretching piece, and the upper cover is detachably connected with the stretching piece. Through the setting of upper cover and the upper cover is connected with the detachable of tensile piece, conveniently plucks the upper cover, and after the upper cover was plucked, the air inlet effect of air intake was better, and when the upper cover was installed on tensile piece, the upper cover possessed certain function of sheltering from again, fully sheltered from on hair, clothing etc. entered into the air intake.

Further, all be provided with air guide nozzle and telescopic connecting piece on the air outlet, air guide nozzle passes through connecting piece and air outlet intercommunication. The air guide nozzle is arranged to realize the guiding of air, the expansion of the connecting piece facilitates the adjustment of the working position of the air guide nozzle, different requirements are met, and meanwhile, after the connecting piece contracts, the size of the whole centrifugal fan is reduced, and the centrifugal fan is convenient to install, store and carry.

Further, the connecting piece is the tubular structure, the longitudinal cross section of connecting piece is the wave, the connecting piece is all collapsible in wavy crest and trough department, connecting piece one end and detachable being connected of air outlet, the connecting piece other end and detachable being connected of wind-guiding mouth. The tubular structure's of connecting piece setting has guaranteed the intercommunication of fan group with the wind-guiding mouth, and the connecting piece makes things convenient for the dismantlement of connecting piece and wind-guiding mouth with fan group and wind-guiding mouth detachable connection respectively. The folding of the wave crests and the wave troughs realizes the stretching and shrinking functions of the connecting piece.

Furthermore, the connecting piece comprises a telescopic hose, and the air guide nozzle rotates and moves along with the telescopic hose at the air outlet of the fan set. The design of the telescopic hose realizes the telescopic function of the fan set and the air guide nozzle, and meanwhile, the rotation of the telescopic hose on the fan set realizes the flexible adjustment of the air guide angle of the air guide nozzle.

Further, fan group includes fan group epitheca, fan group inferior valve and impeller, fan group epitheca and fan group inferior valve enclose to close and form impeller accommodation space, the impeller sets up in impeller accommodation space, just impeller and fan group inferior valve swing joint, the air intake sets up on fan group epitheca upper portion, the air outlet sets up on the lateral wall after fan group epitheca and fan group inferior valve enclose.

Further, centrifugal fan main part still includes fan epitheca and fan inferior valve, fan epitheca and fan inferior valve enclose to close and form fan group accommodation space, fan group sets up in fan group accommodation space, be provided with the through-hole on the fan epitheca, the through-hole is relative with the air intake position, just be provided with the annular card strip on the filtering component, be provided with ring groove on the through-hole, behind annular card strip and the ring groove joint, filtering component and through-hole formation detachable connection. The fan set accommodating space is arranged to accommodate, store and install the fan set, the through hole is arranged, the through hole and the air outlet are arranged oppositely, and the filter assembly is detachably connected with the through hole, so that the filter assembly can act on the air inlet, and air adsorbed by the air inlet has a certain purifying effect.

Furthermore, an air injection port is arranged on the air guide nozzle, the air injection port is arranged in the longitudinal direction of the connecting piece, the air guide nozzle comprises an air guide upper shell and an air guide lower shell, an upper shell groove is formed in the air guide upper shell, a lower shell groove is formed in the air guide lower shell, an air guide plate is formed after the inner side wall of the lower shell groove extends outwards, the air guide plate is arranged in the upper shell groove after the positions of the upper shell groove and the lower shell groove are arranged oppositely, an air injection port is formed after a gap is formed between the air guide plate and the upper shell groove, and the air injection port is communicated with the connecting piece through the upper shell groove and the lower shell groove. The function of guiding all the wind in the wind guide nozzle to the air injection port is realized by the arrangement of the wind deflector, so that the wind flowing out of the air injection port has more flowability, and the wind flowing out of the air injection port has more directivity by utilizing the radian of the groove.

To sum up, the utility model relates to a neck centrifugal fan is hung to safe type, its characterized in that, this fan include neck pendant and more than one centrifugal fan main part, the centrifugal fan main part is all fixed on the neck pendant, the centrifugal fan main part all includes fan assembly, fan assembly includes air intake and air outlet, all be provided with retractable filtering component on the air intake, filtering component and air intake intercommunication. The fan set has the advantages that the function of the fan of the centrifugal fan is achieved through the fan set and the air inlet and the air outlet in the fan set, the filtering of air adsorbed on the air inlet is achieved through the filtering assembly arranged on the air inlet, the good working performance of the centrifugal fan is guaranteed, meanwhile, the filtering assembly is arranged, clothes, hair and the like are prevented from entering the fan set through the air inlet, and certain safety is provided. Set up filtering component into the telescopic, make the whole volume of centrifugal fan less after filtering component is flexible, portable, transportation and use. The function of hanging the fan on the neck is realized through the setting of neck pendant, reaches the purpose of liberation both hands.

Drawings

Fig. 1 is an exploded view of the safety type neck hanging centrifugal fan of the present invention.

Fig. 2 is a structural diagram of the safety type neck hanging centrifugal fan of the utility model.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1-2, the utility model relates to a safe type hangs neck centrifugal fan, its characterized in that, this fan 3 includes neck pendant 4 and more than one centrifugal fan main part 1, centrifugal fan main part 1 all fixes on neck pendant 4. Realized hanging centrifugal fan on the neck through fixing centrifugal fan main part 1 on neck pendant 4, produced one kind and can hung the centrifugal fan on the neck, through the setting of more than one centrifugal fan main part 1, conveniently select the centrifugal fan of a certain amount according to the demand on fixed this neck pendant 4, make the application range of this fan wider. Meanwhile, the centrifugal fan is selected to solve the problem that the traditional fan blade fan is unsafe in twisting hair, mixing with clothes and the like, and the centrifugal fan is less in possibility of twisting hair and mixing with clothes and has higher safety.

In this embodiment, the centrifugal fan bodies 1 each include a fan assembly 2, the fan assembly 2 includes an air inlet 21 and an air outlet 22, the air inlet 21 is provided with a filter assembly 211, and the filter assembly 211 is communicated with the air inlet 21. The function of centrifugal fan has been realized through setting up of air inlet 21 and air outlet 22 on fan unit 2 and the fan unit 2, has realized the filtration of the air that adsorbs on air inlet 21 through set up filter assembly 211 on air inlet 21, has guaranteed the good working property of centrifugal fan, and inside cloth and hair etc. entered into fan unit 2 through air inlet 21 had also been avoided in filter assembly 211's setting simultaneously, provided certain security. Wherein the filter assembly 211 is preferably retractable, which makes the overall volume of the centrifugal fan smaller after the filter assembly 211 is retracted, and is convenient for carrying, transporting and using. Wherein, the centrifugal fan main bodies 1 are preferably two, and the two centrifugal fan main bodies 1 are respectively arranged on two ends of the neck hanging piece 4.

In this embodiment, the neck hanging piece 4 includes a neck hanging piece main body 41, a power supply assembly 14 and two movable members 42, after two ends of the neck hanging piece main body 41 are respectively connected with the centrifugal fan main body 1 through the movable members 42, the power supply assembly 14 is disposed inside the neck hanging piece main body 41 and electrically connected with the centrifugal fan main body 1. Wherein neck pendant main part 41 is provided with the recess with human neck looks adaptation, and moving part 42 includes soft material, is convenient for articulate centrifugal fan main part 1 on the neck, reaches the purpose of liberation both hands, and moving part 42 also makes things convenient for to carry out rotatory activity with centrifugal fan main part 1 for soft material simultaneously, reaches the purpose of adjusting fan angle.

In this embodiment, the neck hanger body 41 includes a body upper shell 411 and a body lower shell 412, the body upper shell 411 and the body lower shell 412 enclose a power supply accommodating space 413, and the power supply assembly 14 is disposed in the power supply accommodating space 413.

In this embodiment, the power supply assembly 14 includes a button 143, a PCB142 and a battery 141, the button 143 is disposed on the main body upper shell 411, and the button 143, the battery 141 and the centrifugal fan main body 1 are electrically connected.

In this embodiment, the movable member 42 includes a soft rubber 421 and a hose 422, one end of the hose 422 is connected to the neck hanger main body 41, and after the other end of the hose 422 is connected to the centrifugal fan main body 1, the soft rubber 421 is sleeved on the outside of the hose 422. Wherein the arrangement of the flexible tube 422 is such that the electrical wires (not shown) provide a mounting space, and the electrical wires can be electrically connected to the PCB142 and the centrifugal fan body 1 after being mounted in the flexible tube 422.

In this embodiment, the filter assembly 211 is retractable, the filter assembly 211 includes a retractable stretching member 212, the stretching member 212 is provided with one or more pinholes 213, the pinholes 213 are uniformly distributed on the stretching member 212, and the pinholes 213 are all communicated with the air inlet 21. The stretching function of the filter assembly 211 is realized through the arrangement of the telescopic stretching piece 212, and the stretching piece 212 is provided with more than one needle hole 213, so that the good air inlet effect of the air inlet 21 is ensured, and the components such as clothes and hair are prevented from entering the fan set 2 through the air inlet 21 by utilizing the characteristic that the diameter of the needle hole 213 is smaller.

In this embodiment, the filter assembly 211 further includes an upper cover 214, the stretching member 212 is cylindrical, the upper cover 214 is disposed on the top of the stretching member 212 to form a closed space (not shown) on the top of the stretching member 212, and the upper cover 214 is detachably connected to the stretching member 212. Through the setting of upper cover 214 and the detachable connection of tensile piece 212, conveniently take off upper cover 214, take off the back when upper cover 214, the air inlet effect of air intake 21 is better, and when upper cover 214 was installed on tensile piece 212, upper cover 214 possessed certain function of sheltering from again, fully sheltered from on hair, clothing etc. entered into air intake 21.

In this embodiment, the air outlets 22 are respectively provided with an air guide nozzle 23 and a retractable connecting piece 24, and the air guide nozzle 23 is communicated with the air outlets 22 through the connecting piece 24. The wind is guided out through the arrangement of the wind guide nozzle 23, the expansion of the connecting piece 24 facilitates the adjustment of the working position of the wind guide nozzle 23, different requirements are met, and meanwhile, after the connecting piece 24 contracts, the size of the whole centrifugal fan is reduced, and the centrifugal fan is convenient to install, store and carry.

In this embodiment, the connecting member 24 is a cylindrical structure, the longitudinal cross section of the connecting member 24 is wavy, the connecting member 24 is foldable at the wavy peaks 241 and valleys 242, one end of the connecting member 24 is detachably connected with the air outlet 22, and the other end of the connecting member 24 is detachably connected with the air guide nozzle 23. The tubular structure's of connecting piece 24 setting has guaranteed the intercommunication of fan group 2 with air guide nozzle 23, and connecting piece 24 is connected with fan group 2 and air guide nozzle 23 are detachable respectively, makes things convenient for the dismantlement of connecting piece 24 and air guide nozzle 23, and the air guide nozzle 23 of being convenient for changes the direction, and then realizes the change of air-out direction of air guide nozzle 23. The folding at the peaks 241 and valleys 242 accomplishes the stretching and contracting function of the connector 24.

In the present embodiment, the connector 24 includes a flexible hose 243, and the air guide nozzle 23 rotates along with the flexible hose at the air outlet 22 of the fan set 2. The design of the flexible hose 243 realizes the extension and retraction functions of the fan set 2 and the air guide nozzle 23, and meanwhile, the rotation of the flexible hose 243 on the fan set 2 realizes the flexible adjustment of the air guide angle of the air guide nozzle 23.

In this embodiment, the fan set 2 includes a fan set upper shell 25, a fan set lower shell 26 and an impeller 27, the fan set upper shell 25 and the fan set lower shell 26 enclose to form an impeller accommodating space 28, the impeller 27 is disposed in the impeller accommodating space 28, the impeller 27 is movably connected with the fan set lower shell 26, the air inlet 21 is disposed on the fan set upper shell 25, and the air outlet 22 is disposed on the side wall of the fan set upper shell 25 and the fan set lower shell 26 after enclosing. The impeller 27 is electrically connected to the PCB 142.

In this embodiment, centrifugal fan main part 1 still includes fan epitheca 11 and fan inferior valve 12, fan epitheca 11 and fan inferior valve 12 enclose to close and form fan group accommodation space 13, fan group 2 sets up in fan group accommodation space 13, be provided with through-hole 111 on the fan epitheca 11, through-hole 111 is relative with air intake 21 position, just be provided with annular card strip 212 on the filter assembly 211, be provided with ring groove 112 on the through-hole 111, behind ring card strip 212 and ring groove 112 joint, filter assembly 211 forms detachable the connection with through-hole 111. The fan set 2 is accommodated, stored and installed through the arrangement of the fan set accommodating space 13, and the filter assembly 211 can act on the air inlet 21 through the arrangement of the through hole 111 and the relative arrangement of the through hole 111 and the air inlet 21 and the detachable connection of the filter assembly 211 and the through hole 111, so that the air adsorbed by the air inlet 21 has a certain purifying effect. Wherein the electrical connection of the PCB142 to the impeller 27 on the fan-pack 2 is a prior art application.

In this embodiment, the air guide nozzle 23 is provided with an air injection opening 231, and the air injection opening 231 is arranged in the longitudinal direction of the connecting piece 24; the air guide nozzle 23 comprises an air guide upper shell 232 and an air guide lower shell 233, an upper shell groove 234 is formed in the air guide upper shell 232, a lower shell groove 235 is formed in the air guide lower shell 233, an air guide plate 236 is formed after the inner side wall of the lower shell groove 235 extends outwards, after the upper shell groove 234 and the lower shell groove 235 are arranged oppositely, the air guide plate 236 is arranged in the upper shell groove 234, a gap is formed between the air guide plate 236 and the upper shell groove 234, an air injection port 231 is formed, and the air injection port 231 is communicated with the connecting piece 24 through the upper shell groove 234 and the lower shell groove 235. The air deflector 236 is arranged to guide all the air in the air guide nozzle 23 to the air injection port 231, so that the air flowing out of the air injection port 231 is more fluid, and the air flowing out of the air injection port has more directivity by utilizing the radian of the groove.

The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims (10)

1. The utility model provides a safe type hangs neck centrifugal fan which characterized in that, this fan includes neck pendant and more than one centrifugal fan main part, the centrifugal fan main part is all fixed on the neck pendant.

2. The safety type neck hanging centrifugal fan as claimed in claim 1, wherein the centrifugal fan main bodies comprise fan sets, each fan set comprises an air inlet and an air outlet, each air inlet is provided with a filter assembly, and each filter assembly is communicated with each air inlet.

3. The safety type hanging neck centrifugal fan as claimed in claim 2, wherein the filtering component is telescopic, the filtering component comprises a stretching member, the stretching member is provided with more than one needle holes, the needle holes are uniformly distributed on the stretching member, and the needle holes are communicated with the air inlet.

4. The safety type neck hanging centrifugal fan as claimed in claim 3, wherein the filter assembly further comprises an upper cover, the stretching member is cylindrical, the upper cover is arranged at the top of the stretching member to form a closed space at the top of the stretching member, and the upper cover is detachably connected with the stretching member.

5. The safety type neck hanging centrifugal fan as claimed in claim 2, wherein the air outlets are provided with air guide nozzles and retractable connectors, and the air guide nozzles are communicated with the air outlets through the connectors.

6. The safety type hanging neck centrifugal fan as claimed in claim 5, wherein the connector is a cylindrical structure, the longitudinal cross section of the connector is wave-shaped, the connector can be folded at the wave crest and the wave trough, one end of the connector is detachably connected with the air outlet, and the other end of the connector is detachably connected with the air guide nozzle.

7. The safety type neck hanging centrifugal fan as claimed in claim 5, wherein the connector comprises a flexible hose, and the air guide nozzle rotates along with the flexible hose at the air outlet of the fan set.

8. The safety type neck-hanging centrifugal fan as claimed in claim 2, wherein the fan set comprises a fan set upper shell, a fan set lower shell and an impeller, the fan set upper shell and the fan set lower shell enclose and form an impeller accommodating space, the impeller is arranged in the impeller accommodating space and movably connected with the fan set lower shell, the air inlet is arranged at the upper part of the fan set upper shell, and the air outlet is arranged on the side wall of the fan set upper shell and the fan set lower shell after enclosure.

9. The safe neck-hanging centrifugal fan as claimed in claim 2, wherein the centrifugal fan body further comprises an upper fan casing and a lower fan casing, the upper fan casing and the lower fan casing enclose a fan set accommodating space, the fan set is disposed in the fan set accommodating space, a through hole is formed in the upper fan casing, the through hole is opposite to the air inlet, an annular clamping strip is disposed on the filter assembly, an annular clamping groove is disposed on the through hole, and the filter assembly is detachably connected with the through hole after the annular clamping strip is clamped with the annular clamping groove.

10. The safety type neck-hanging centrifugal fan as claimed in claim 6, wherein the air guiding nozzle is provided with an air injection opening, and the air injection opening is arranged in the longitudinal direction of the connecting piece, the air guiding nozzle comprises an air guiding upper shell and an air guiding lower shell, an upper shell groove is arranged on the air guiding upper shell, a lower shell groove is arranged on the air guiding lower shell, the inner side wall of the lower shell groove extends outwards to form an air guiding plate, the air guiding plate is arranged in the upper shell groove after the upper shell groove and the lower shell groove are oppositely arranged, a gap is arranged between the air guiding plate and the upper shell groove to form the air injection opening, and the air injection opening is communicated with the connecting piece through the upper shell groove and the lower shell groove.

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