CN220313406U - Nose hair trimmer - Google Patents

Abstract

The utility model provides a nose hair trimmer, which comprises a cutting assembly and a trimmer main body, wherein the cutting assembly comprises a cutter holder with a cutting cavity, a fixed blade and a rotary blade, the fixed blade can be communicated with the external environment and the cutting cavity, the trimmer main body comprises a shell, a fan and a driving device, the fan is arranged in the shell, the cutter holder is detachably arranged in the shell, the driving device is suitable for driving the fan to form a negative pressure environment in the cutting cavity, and meanwhile, the rotary blade is driven to rotate in the cutting cavity. According to the utility model, the driving device is arranged to drive the fan and the rotary blade simultaneously, so that negative pressure can be formed in the cutting cavity, hair is absorbed into the cutting cavity, and the rotary blade is convenient to cut.

Description

Nose hair trimmer

Technical Field

The utility model belongs to the technical field, and particularly relates to a nose hair trimmer.

Background

In order to avoid that the nose hair stretches out of the nasal cavity too much to influence the look and feel, a nose hair trimmer is generated.

The Chinese patent with the prior application number of CN202122967860.0 discloses a hair suction type nose hair device, which comprises a shell and a cutter head assembly which are connected with each other, wherein the cutter head assembly comprises a cutter seat and a movable cutter, a double-head motor and an air pump are arranged in the shell, two ends of the double-head motor are respectively provided with an output shaft, and the output shafts at two ends are respectively connected with the air pump and the movable cutter; the nose hair collecting device comprises a nose hair collecting device, a nose hair collecting device and a nose hair collecting device. The scheme has the following defects: through setting up trachea intercommunication collection chamber and air pump, the structure is comparatively complicated, and the assembly is difficult, and manufacturing cost is higher, and the quality is heavier, has certain burden to the wrist.

Disclosure of Invention

In view of the above-mentioned drawbacks of the prior art, an object of the present utility model is to provide a nose hair trimmer that meets the needs of users.

To achieve the above object, the present utility model provides a nose hair trimmer comprising

A cutting assembly comprising a blade holder having a cutting cavity, a stationary blade capable of communicating an external environment with the cutting cavity,

a trimmer body including a housing, a fan and a driving device mounted inside the housing,

the tool apron is detachably arranged on the shell, and the driving device is suitable for driving the fan to form a negative pressure environment in the cutting cavity and simultaneously driving the rotary blade to rotate in the cutting cavity.

As a preferred option: the casing includes along the axial first port that sets gradually, the filter chamber, be suitable for the fan chamber of installing the fan and, be suitable for the electromechanical chamber and the first terminal surface of installation drive arrangement, the blade holder includes relative second port and the third port that sets up, first port and second port detachably are connected, fixed blade detachably installs in first port, the filter chamber is suitable for intercommunication cutting chamber and fan chamber, the filter chamber is interior to be held and is suitable for blocking the filter piece of hair.

As a preferred option: the fan is a radial flow fan, the fan cavity is not communicated with the electromechanical cavity, part of the shell is suitable for forming an annular side wall which surrounds the fan cavity, and the annular side wall comprises a plurality of air outlets which are arranged in a circumferential array.

As a preferred option: the fan is an axial flow fan, the first end face comprises an air outlet, and the fan cavity is communicated with the air outlet through the electromechanical cavity.

As a preferred option: the fan comprises a supporting seat and a plurality of blades, wherein the supporting seat comprises a rotary table suitable for being connected with a driving device and a rotary shaft suitable for being in transmission connection with a rotary blade, and the blades are arranged on the rotary table around the circumference of the rotary shaft in an array mode.

As a preferred option: the rotary table comprises an outer peripheral surface, the blades are of arc-shaped structures, and the blades comprise an inlet end and an outlet end which are arranged from the near to the far relative to the rotary shaft.

As a preferred option: the outlet end comprises an outer end face, and the outer peripheral face and the outer end face are arranged in a co-cylindrical surface mode.

As a preferred option: the outer peripheral surface or the outer end surface is not more than 5 mm from the annular side wall.

As a preferred option: the axial dimension of the vane gradually decreases from the inlet end to the outlet end.

As a preferred option: the number of blades is 4 to 8.

As a preferred option: a baffle is arranged between the filter cavity and the fan cavity, the baffle is suitable for forming the cavity bottom of the filter cavity, the cavity opening of the filter cavity comprises a limiting ring which is parallel to the baffle, and the limiting ring is matched with the baffle to form axial limiting on the filter.

As a preferred option: the baffle includes a plurality of first communication holes, and the filter plate includes a plurality of second communication holes, and at least part first communication hole and second communication hole align the setting.

As a preferred option: the first port comprises a plurality of screwing regions, the screwing regions comprise free regions and limiting regions, the second port comprises a plurality of screwing blocks, the screwing blocks are suitable for being clamped into the limiting regions through the free regions, and the screwing blocks and the limiting regions form limiting along the axial direction of the shell.

As a preferred option: the driving device comprises a motor, a battery suitable for supplying power to the motor and a control assembly, wherein the control assembly comprises a control circuit board, a switch electrically connected to the control circuit board and a charging interface.

As a preferred option: the motor comprises a motor shaft, the turntable comprises a connecting groove which is suitable for being fixedly connected with the motor shaft, and the rotating shaft drives the rotating blade through a coupler.

As a preferred option: the part of the shell is suitable for forming a holding side wall which encloses an electromechanical cavity, the switch is embedded in the holding side wall, and the charging interface is embedded in the first end face.

The beneficial effects of the utility model are as follows:

(1) Through setting up drive arrangement and driving fan and rotary blade simultaneously, can enough form the negative pressure in the cutting chamber, adsorb the hair and get into the cutting chamber, the rotary blade of being convenient for forms the cutting, compares in the prior art that sets up the pump body, and the structure is more retrencied, is favorable to reducing manufacturing cost, and whole quality descends, alleviates and grips the burden.

(2) Through setting up blade holder detachably in first port to set up the filter disc and keep apart the hair, make the hair collect in the cutting chamber, the cutting chamber has the second port of being convenient for the clearance, can directly empty the hair, also be convenient for stretch into the cutting intracavity with the clearance articles for use.

(3) Through setting up the air outlet that radial fan and circumference encircleed the radial fan and set up, shorten the air current motion path, simplify the structure, alleviate drive arrangement's power burden, green.

(4) Through setting up axial fan and the air outlet that is located first terminal surface for the air current passes electromechanical chamber, both forms the negative pressure in the cutting chamber, can cool down for drive arrangement again.

Drawings

Fig. 1 is a schematic view of a nose hair trimmer according to the present utility model.

Fig. 2 is an internal schematic view of the housing provided by the present utility model.

Fig. 3 is a schematic cross-sectional view of a nose hair trimmer according to the present utility model.

Fig. 4 is a schematic structural diagram of a fan according to the present utility model.

Fig. 5 is a schematic structural diagram of a housing according to the present utility model.

Fig. 6 is a schematic structural view of the tool holder provided by the present utility model.

In the drawing, a cutter holder 101, a fixed blade 102, a rotary blade 103, a cutting chamber 104, a second port 105, a third port 106, a screwing block 107, a housing 200, a fan 201, a motor 202, a battery 203, a control circuit board 204, a switch 205, a charging interface 206, a coupling 207, a first port 208, a filter chamber 209, a fan chamber 210, an electromechanical chamber 211, a first end face 212, a filter 213, a partition 214, a retainer ring 215, an air outlet 216, a support base 217, a blade 218, a turntable 219, a rotation shaft 220, an outer peripheral face 221, an inlet end 222, an outlet end 223, an outer end face 224, a motor shaft 225, a connection groove 226, a screwing region 227, a free region 228, a stopper region 229, a first communication hole 230, and a second communication hole 231.

Detailed Description

In order to make the objects, technical solutions and advantages of the present utility model more apparent, the present utility model will be described in detail with reference to the accompanying drawings and specific embodiments.

It should be noted that, in order to avoid obscuring the present utility model due to unnecessary details, only structures and/or processing steps closely related to aspects of the present utility model are shown in the drawings, and other details not greatly related to the present utility model are omitted.

In addition, it should be further noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Example 1

As shown in fig. 1 to 6, a nose hair trimmer comprises a cutting assembly and a trimmer body, wherein the cutting assembly comprises a cutter holder 101 with a cutting cavity 104, a fixed blade 102 and a rotary blade 103, the fixed blade 102 can communicate the external environment with the cutting cavity 104, the trimmer body comprises a shell 200, a fan 201 arranged in the shell 200 and a driving device, the cutter holder 101 is detachably arranged in the shell 200, and the driving device is suitable for driving the fan 201 to form a negative pressure environment in the cutting cavity 104 and simultaneously driving the rotary blade 103 to rotate in the cutting cavity 104.

In this embodiment, the housing 200 includes a first port 208, a filter cavity 209, a fan cavity 210 adapted to mount the fan 201, and an electromechanical cavity 211 and a first end surface 212 adapted to mount the driving device, which are sequentially disposed in the axial direction, and the tool holder 101 includes a second port 105 and a third port 106 disposed opposite to each other, the first port 208 being detachably connected to the second port 105, and the fixed blade 102 being detachably mounted to the first port 208. Further, the first port 208 includes two screwing regions 227, the screwing regions 227 include a free region 228 and a limiting region 229, the second port 105 includes two symmetrically disposed screwing blocks 107, the screwing blocks 107 are adapted to be clamped into the limiting region 229 via the free region 228, and the screwing blocks 107 and the limiting region 229 form a limit along the axial direction of the housing 200.

In this embodiment, a filter 213 adapted to block hair is received within the filter cavity 209. A partition 214 is arranged between the filter cavity 209 and the fan cavity 210, the partition 214 is suitable for forming the cavity bottom of the filter cavity 209, and the cavity mouth of the filter cavity 209 comprises a limiting ring 215 parallel to the partition 214, and the limiting ring 215 cooperates with the partition 214 to axially limit the filter 213. The partition 214 includes a plurality of first communication holes 230, the filter 213 includes a plurality of second communication holes 231, and a portion of the first communication holes 230 are aligned with the second communication holes 231, thereby allowing communication between the cutter chamber 104 and the fan chamber 210.

In this embodiment, the filter cavity 209 is adapted to communicate with the fan 201 as a radial fan, the fan cavity 210 is not in communication with the electromechanical cavity 211, and the part of the housing 200 is adapted to form an annular sidewall surrounding the fan cavity 210, and the annular sidewall includes a plurality of air outlets 216 arranged in a circumferential array. Further, the fan 201 comprises a support base 217 and six blades 218, the support base 217 comprises a turntable 219 adapted to be connected to a driving means and a rotation shaft 220 adapted to be drivingly connected to the rotary blade 103, and the blades 218 are arranged in a circumferential array about the rotation shaft 220 on the turntable 219.

In this embodiment, the turntable 219 includes an outer peripheral surface 221, the blades 218 have an arc-shaped structure, the blades 218 include an inlet end 222 and an outlet end 223 disposed from the near to the far relative to the rotation axis 220, and the axial dimension of the blades 218 is gradually reduced from the inlet end 222 to the outlet end 223, so as to facilitate the radial outflow of the air along the fan 201. The outlet 223 includes an outer end surface 224, and the outer circumferential surface 221 and the outer end surface 224 are disposed in a co-cylindrical surface, so that the structure is compact, and the wind-carrying efficiency of the fan 201 and the space utilization of the fan cavity 210 are improved. Further, the outer peripheral surface 221 or the outer end surface 224 is 2 mm from the annular side wall.

In this embodiment, the driving device includes a motor 202, a battery 203 adapted to supply power to the motor 202, and a control assembly including a control circuit board 204, a switch 205 electrically connected to the control circuit board 204, and a charging interface 206. The motor 202 comprises a motor shaft 225, the turntable 219 comprises a connecting groove 226 suitable for being fastened and connected with the motor shaft 225, the rotating shaft 220 drives the rotating blade 103 through the coupler 207, part of the housing 200 is suitable for forming a holding side wall enclosing to form the electromechanical cavity 211, the switch 205 is embedded in the holding side wall, and the charging interface 206 is embedded in the first end face 212.

The working principle of this embodiment is that the motor 202 drives the radial fan and the rotary blade 103 to rotate simultaneously, the radial fan is adapted to drive the fluid to enter the fan chamber 210 along the axial direction of the rotary shaft 220, and then to flow out along the radial direction of the blades 218/the turntable 219, that is, to drive the air flow from the fixed blade 102 to enter the cutting chamber 104, and then to escape from the air outlet 216 after passing through the filter chamber 209 and the fan chamber 210 in sequence. The negative pressure environment is formed in the cutting cavity 104, so that the nose hair is absorbed into the cutting cavity, and the cutting is completed by the rotary blade 103. Because of the obstruction of the filter sheet 213, the nose hair left by cutting is concentrated in the cutting chamber 104, and is prevented from entering the fan chamber 210 and winding around the rotating shaft 220 to cause mechanical failure. After the nose hair is trimmed, the blade holder 101 may be unscrewed from the first port 208, the nose hair may be dumped via the second port 105, and the cutting cavity 104 cleaned.

Example 2

Compared to embodiment 1, the difference is that the fan 201 is an axial fan, the first end surface 212 includes an air outlet 216, and the fan chamber 210 is in communication with the air outlet 216 through the electromechanical chamber 211. When the axial flow fan works, the axial flow fan is suitable for driving fluid to enter and flow out of the fan cavity 210 along the axial direction of the rotating shaft 220, namely driving air flow to enter the cutting cavity 104 from the fixed blade 102, and then escape from the air outlet 216 after passing through the filter cavity 209, the fan cavity 210 and the electromechanical cavity 211 in sequence, and in the process, the air flow is suitable for taking away heat of the motor 202, the battery 203 and the like, so that air cooling is realized.

The above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the same, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications and equivalents may be made thereto without departing from the spirit and scope of the technical solution of the present utility model.

Claims (10)

1. A nose hair trimmer, which is characterized by comprising

A cutting assembly comprising a blade holder having a cutting cavity, a stationary blade capable of communicating an external environment with the cutting cavity,

a trimmer body including a housing, a fan and a driving device mounted inside the housing,

the cutter holder is detachably arranged in the shell, and the driving device is suitable for driving the fan to form a negative pressure environment in the cutting cavity and simultaneously driving the rotary blade to rotate in the cutting cavity.

2. The nose hair trimmer of claim 1, wherein the housing comprises a first port, a filter chamber, a fan chamber adapted to mount the fan, and an electromechanical chamber adapted to mount the drive means, and a first end face, disposed in axial sequence, the blade holder comprises a second port and a third port disposed in opposition, the first port being detachably connected to the second port, the stationary blade being detachably mounted to the first port, the filter chamber being adapted to communicate the cutting chamber with the fan chamber, the filter chamber housing a filter sheet adapted to block hair.

3. A nose hair trimmer according to claim 2 wherein said fan is a radial fan, said fan chamber is not in communication with said electromechanical chamber, and a portion of said housing is adapted to form an annular sidewall circumscribing said fan chamber, said annular sidewall including a plurality of circumferentially arrayed air outlets.

4. The nose hair trimmer of claim 2, wherein the fan is an axial fan, the first end face includes an air outlet, and the fan cavity communicates with the air outlet through the electromechanical cavity.

5. A nose hair trimmer according to claim 3 or 4 wherein said fan comprises a support and a plurality of blades, said support comprising a rotatable disc adapted for connection to said drive means and a rotatable shaft adapted for driving connection to said rotatable blades, said blades being disposed in said rotatable disc about a circumferential array of said rotatable shafts.

6. The nose hair trimmer of claim 5, wherein said rotary disc comprises an outer peripheral surface, said blades are arcuate in configuration, said blades include an inlet end and an outlet end disposed proximally and distally relative to said axis of rotation,

the outlet end comprises an outer end surface, the outer peripheral surface and the outer end surface are arranged in a co-cylindrical surface,

and/or, from the inlet end to the outlet end, the axial dimension of the vane gradually decreases.

7. A nose hair trimmer according to claim 3 or 4 wherein a baffle is provided between said filter chamber and said fan chamber, said baffle being adapted to form a bottom of said filter chamber, an orifice of said filter chamber including a stop collar disposed parallel to said baffle, said stop collar cooperating with said baffle to form an axial stop for said filter.

8. A nose hair trimmer according to claim 7 wherein said partition includes a plurality of first communication holes and said filter includes a plurality of second communication holes, at least some of said first communication holes being aligned with said second communication holes.

9. A nose hair trimmer according to claim 2 wherein said first port includes a plurality of snap zones, said snap zones including a free zone and a limit zone, said second port including a plurality of snap blocks, said snap blocks being adapted to snap into said limit zone via said free zone, said snap blocks and said limit zone forming a limit in the axial direction of said housing.

10. The nose hair trimmer of claim 5 wherein said drive means comprises a motor, a battery adapted to power said motor, a control assembly comprising a control circuit board, a switch electrically connected to said control circuit board and a charging interface, wherein,

the motor comprises a motor shaft, the turntable comprises a connecting groove which is suitable for being connected with the motor shaft in a fastening way, the rotating shaft drives the rotating blade through a coupler,

and/or, part of the shell is suitable for forming a holding side wall surrounding and forming the electromechanical cavity, the switch is embedded in the holding side wall, and the charging interface is embedded in the first end face.