CN213592908U

CN213592908U - Vibrissa trimmer

Info

Publication number: CN213592908U
Application number: CN202022230804.4U
Authority: CN
Inventors: 李容
Original assignee: Sun Yat Sen Memorial Hospital Sun Yat Sen University
Current assignee: Sun Yat Sen Memorial Hospital Sun Yat Sen University
Priority date: 2020-10-09
Filing date: 2020-10-09
Publication date: 2021-07-02
Anticipated expiration: 2030-10-09

Abstract

The utility model relates to the field of medical instruments, and discloses a vibrissa trimmer, which comprises a cylinder body, a cover body detachably connected with one end of the cylinder body, a first blade fixed on the cover body, and a second blade; the first blade and the second blade are oppositely attached and stacked; one side of the first blade is provided with continuous first cutting teeth and forms a first cutting area, one side of the second blade is provided with continuous second cutting teeth and forms a second cutting area, the projection of the second cutting area relative to the part of the first blade is superposed with the first cutting area, and the second blade is linearly reciprocated along the extending direction of the second cutting teeth by a driving mechanism; still be provided with the camera on the lid and be used for providing the light source of photography luminaire. The utility model discloses when can avoiding cross infection, the pruning condition of the nasal cavity inner vibrissa is observed to the medical personnel of being convenient for.

Description

Vibrissa trimmer

Technical Field

The utility model relates to the field of medical equipment, especially, relate to a vibrissa clipping machine.

Background

At present, before a patient performs a nasal cavity operation or an operation related to an endoscopic sinus operation, redundant vibrissa needs to be removed, and the cleanness of the nasal cavity is ensured so as to facilitate the smooth operation. Generally, medical staff adopts scissors or a nose hair trimmer to trim nose hair to finish the trimming of the nose hair, wherein, the scissors for trimming the nose hair are sharp, easily cause injury to the inner wall of a nasal cavity, and are low in time-consuming long-acting rate, so the nose hair trimmer is used more generally. But present nose hair trimmer is mostly the integral type structure, and the tool bit volume is less, is difficult to clean the tool bit totally and causes cross infection easily, leads to nose hair trimmer can not use repeatedly, has increased medical cost. In addition, because the nostril area is less and the nasal cavity environment is darker, medical personnel are difficult to the clear pruning condition of observing the nasal cavity inside, appear pruning unclean or cause the harm to the nasal cavity inner wall easily.

SUMMERY OF THE UTILITY MODEL

The utility model aims at: the vibrissa trimmer can avoid cross infection and facilitate the medical staff to observe the trimming of vibrissa inside nasal cavity.

In order to achieve the purpose, the utility model provides a vibrissa trimmer, which comprises a cylinder body, a cover body detachably connected with one end of the cylinder body, a first blade fixed on the cover body and a second blade;

the first blade and the second blade are oppositely attached and stacked; one side of the first blade is provided with continuous first cutting teeth and forms a first cutting area, one side of the second blade is provided with continuous second cutting teeth and forms a second cutting area, the projection of the second cutting area relative to the part of the first blade is superposed with the first cutting area, and the second blade is linearly reciprocated along the extending direction of the second cutting teeth by a driving mechanism;

still be provided with the camera on the lid and be used for providing the light source of photography luminaire.

Preferably, the driving mechanism comprises a rotating body in a cylindrical shape, a sliding block and an actuating assembly for driving the rotating body to rotate around the central axis of the rotating body;

the outer side wall of the rotating body is provided with a curved chute for the sliding of the sliding block, and the sliding block is fixedly connected with the second blade through a connecting rod;

the cover body is provided with a first accommodating cavity with an opening at one end, the rotating body is arranged in the first accommodating cavity, and a first straight line groove communicated with the first accommodating cavity and used for the connecting rod to move linearly is formed in the side wall of the cover body.

Preferably, the actuating assembly comprises a rotating shaft and a driving motor for driving the rotating shaft to rotate; the rotating shaft is connected with the rotating body through a cross shaft type universal coupling, the driving motor is arranged in the barrel, and an output shaft of the driving motor protrudes out of the end face of one end of the barrel.

Preferably, a first clamping groove is formed in an output shaft of the driving motor, and a first clamping block clamped with the first clamping groove is arranged at one end of the rotating shaft, which is connected with the output shaft of the driving motor.

Preferably, a baffle plate for shielding the opening is arranged in the first accommodating cavity, and a through hole for the output shaft of the driving motor to pass through is formed in the baffle plate.

Preferably, the cover further comprises a frame body fixed on the outer side wall of the cover body;

the frame body is provided with a second accommodating cavity for loading the first blade and the second blade, the frame body is provided with a first side wall and a second side wall which are opposite, the first side wall is provided with a second linear groove which is communicated with the second accommodating cavity and used for protruding a part of the first cutting teeth and a part of the second cutting teeth, and the second side wall is provided with a third linear groove which is communicated with the second accommodating cavity and used for linear motion of the connecting rod;

the first blade is fixed on the inner side wall of the second accommodating cavity.

Preferably, the first cutting teeth are arranged on the side wall of the first blade along a first preset straight line, and the second cutting teeth are arranged on the side wall of the second blade along a second preset straight line; the first preset straight line and the second preset straight line are relatively parallel.

As a preferred scheme, an annular connecting part is arranged on the end face of one end of the cylinder body connected with the cover body, and a second clamping groove is formed in the inner side wall of the connecting part;

the cover body is provided with a first clamping groove and a second clamping groove, the end, with the opening, of the cover body is provided with an adapting portion matched with the connecting portion, and the outer side wall of the adapting portion is provided with a second clamping block clamped with the second clamping groove.

Preferably, a cap body is detachably connected to one end, far away from the cover body, of the cylinder body.

The embodiment of the utility model provides a vibrissa clipping machine compares with prior art, and its beneficial effect lies in:

the utility model discloses vibrissa clipping machine includes mutual detachable lid and barrel, and first blade and second blade set up respectively on the lid, accomplishes the vibrissa pruning back to a patient, through dismantling the lid and more renew the lid, avoid wasing the trouble of first blade and second blade, effectively avoid cross infection's problem simultaneously. In addition, be provided with the camera on the lid and be used for providing the light source of photography luminaire, the inside pruning condition of nasal cavity is shot in real time to the camera to guarantee the pruning effect to the vibrissa.

Further, the utility model discloses vibrissa clipping machine utilizes the relative first blade of second blade to make straight reciprocating motion for the vibrissa that stretches into between first cutting tooth and the second cutting tooth is cut off by the second cutting tooth of motion and the first cutting tooth of quiescence, in order to accomplish the pruning operation to the vibrissa. The cut nose hair can fall and adhere to the surface of the first blade or the second blade, and the first blade and the second blade are relatively attached and stacked, so that the external space is wide, the nose hair adhered to the surface of the first blade or the second blade can be blown out and removed by using a blowing mode, and the cut nose hair is ensured not to influence the cutting effect. Furthermore, the utility model discloses a second blade can not produce the air current that blows off at linear reciprocating motion's in-process, and the nasal cavity that effectively avoids the vibrissa of cutting to blow in the user stretches out, improves the comfort that the user used.

Drawings

FIG. 1 is a partial cross-sectional view of a vibrissa trimmer according to an embodiment of the present invention;

FIG. 2 is a front view of a vibrissa trimmer according to an embodiment of the present invention;

FIG. 3 is an enlarged view of portion A of FIG. 2;

fig. 4 is a schematic diagram of a split structure of the vibrissa trimmer according to the embodiment of the present invention;

FIG. 5 is a schematic view of the first blade, second blade, frame, and cover portion of an embodiment of the present invention;

FIG. 6 is a schematic view of the first blade, the second blade, the frame, and the rotor according to an embodiment of the present invention;

FIG. 7 is a schematic structural view of a first blade, a second blade, and a connecting rod according to an embodiment of the present invention;

in the figure, 10-cylinder, 101-connection;

20-cover body, 201-first straight line groove, 202-adapting part;

30-first blade, 301-first cutting tooth;

40-second blade, 401-second cutting tooth;

5-a drive mechanism; 50-rotating body, 501-curved chute; 51-a slider; 52-a connecting rod; 53-rotating shaft; 54-drive motor, 541-output shaft; 55-cross shaft type universal coupling;

60-a baffle plate;

70-frame body, 701-second linear groove, 702-third linear groove;

80-a cap body;

90-camera; 100-light source.

Detailed Description

The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

As shown in fig. 1 to 7, a nose hair trimmer according to a preferred embodiment of the present invention includes a barrel 10, a cover 20 detachably connected to one end of the barrel 10, a first blade 30 fixed to the cover 20, and a second blade 40; the first blade 30 and the second blade 40 are oppositely attached and stacked; one side of the first blade 30 has continuous first cutting teeth 301 and forms a first cutting region, one side of the second blade 40 has continuous second cutting teeth 401 and forms a second cutting region, a partial projection of the second cutting region relative to the first blade coincides with the first cutting region, and the second blade 40 is linearly reciprocated in the extending direction of the second cutting teeth 401 by the driving mechanism 5. The utility model discloses utilize second blade 40 to make straight reciprocating motion relative first blade 30 for the vibrissa that stretches into between first cutting tooth 301 and the second cutting tooth 401 is cut off by the second cutting tooth 401 of motion and the first cutting tooth 301 of quiescence, in order to accomplish the pruning operation to the vibrissa.

It should be noted that the barrel 10 is a handheld portion used as a nose hair trimmer in the prior art, the barrel 10 is generally hollow, and has a structure with openings at two ends, the inside of the barrel 10 is used for storing a battery assembly and a control assembly, in order to protect the battery assembly and the control assembly from being wetted by water, one end of the barrel 10 is detachably connected with the cover 20, and the other end of the barrel 10 is detachably connected with the cap 80, so that the battery assembly and the control assembly are located in a sealed space. Further, the utility model discloses a cylindrical structure is preferred to barrel 10, and it is more convenient to take.

Further, referring to fig. 3, a camera 90 and a light source 100 for providing light for photography are further disposed on the cover 20. The camera 90 is a commonly used micro camera, and transmits images in the nasal cavity to an external display in a data transmission mode of bluetooth; the light source 100 is a micro light emitting diode, and is used for providing photographic light for the camera 90, so that the camera generates clear and bright images, and meanwhile, medical staff can directly observe the nasal cavity trimming condition conveniently.

Further, referring to fig. 7, in order to improve the cutting effect of the first and

second blades

30 and 40, the first cutting tooth 301 is disposed on a sidewall of the first blade 30 along a first predetermined straight line, and the second cutting tooth 401 is disposed on a sidewall of the second blade 40 along a second predetermined straight line; the first preset straight line and the second preset straight line are relatively parallel. Preferably, in order to facilitate the arrangement of the first cutting tooth 301 along a first predetermined straight line and the arrangement of the second cutting tooth 401 along a second predetermined straight line, the first blade 30 and the second blade 40 are preferably of a rectangular parallelepiped sheet structure, the first cutting tooth 301 being arranged on one long side of the first blade 30 and the second cutting tooth 401 being arranged on one long side of the second blade 40. When the first blade 30 and the second blade 40 extend into the nasal cavity, the first cutting tooth 301 and the second cutting tooth 401 which are arranged along the straight line are approximately tangent to the inner side wall of the nasal cavity, so that the first blade 30 and the second blade 40 rotate around the inner side wall of the nasal cavity for a circle to cut off overlong nose hair in the nasal cavity, the cutting efficiency is high, and the cutting effect is good.

Further, referring to fig. 1, 5 and 6, the driving mechanism 5 includes a rotating body 50 in a cylindrical shape, a slider 51, and an actuating assembly for driving the rotating body 50 to rotate around its central axis; the outer side wall of the rotating body 50 is provided with a curved chute 501 for the sliding of the sliding block 51, and the sliding block 51 is fixedly connected with the second blade 40 through a connecting rod 52; the cover 20 has a first accommodating cavity with an opening at one end, the rotating body 50 is disposed in the first accommodating cavity, and a first linear groove 201 communicated with the first accommodating cavity and used for the connecting rod 52 to move linearly is disposed on the side wall of the cover 20. The sliding structure of the sliding block 51 along the curved sliding groove 501 is a cylindrical cam structure in the prior art, and when the rotating body 50 rotates around the central axis thereof, the sliding block 51 linearly reciprocates along the curved sliding groove 501 in the axial direction relative to the rotating body 50, so as to convert the rotary motion of the rotating body 50 into the linear motion of the sliding block 51.

As an example, referring to fig. 1, the actuating assembly includes a rotating shaft 53, and a driving motor 54 for driving the rotating shaft 53 to rotate; the rotating shaft 53 is connected to the rotating body 50 through a universal joint 55, the driving motor 54 is disposed inside the cylinder 10, and an output shaft 541 of the driving motor 54 protrudes outside an end surface of one end of the cylinder 10. The nasal cavity of the human body is conical and the axial direction of the rotating shaft 53 is the same as the axial direction of the cylinder 10 (vertical direction is exemplified in the drawing) in the conventional design, and in order to improve the cutting effect, the first blade 30 and the second blade 40 are preferably obliquely arranged, and since the axial direction of the rotating shaft 53 is not aligned with the axial direction of the rotor 50, the rotating shaft 53 is connected to the rotor 50 through the universal joint 55 of the cross type to change the torque direction of the rotating shaft 53, so that the rotor 50 can rotate around its own central axis.

In some embodiments, in order to meet the requirement of detachment between the cover 20 and the barrel 10, a first engaging groove is disposed on the output shaft 541 of the driving motor 54, and a first engaging block engaged with the first engaging groove is disposed at an end of the rotating shaft 53 connected to the output shaft 541 of the driving motor 54. The rotating shaft 53 and the output shaft 541 of the driving motor 54 are fixed by clamping, so that the cover body 20 can be conveniently replaced by a plurality of users, and cross infection caused by the fact that the plurality of users use the same cover body 20 can be avoided.

Further, referring to fig. 1, a baffle 60 for shielding the opening is disposed in the first accommodating cavity, and the baffle 60 is provided with a through hole for the output shaft 541 of the driving motor 54 to pass through. The baffle 60 shields the opening of the cover 20 to form a sealed isolated cavity in the first accommodating cavity of the cover 20, so as to effectively prevent water drops from entering from the opening end of the cover 20 and affecting the normal operation of the first blade 30 and the second blade 40. As an embodiment, a fixing block is disposed on the baffle 60, a groove for engaging the fixing block is disposed on an inner side wall of the first accommodating cavity of the cover 20, and the baffle 60 and the cover 20 are detachably connected by engaging the fixing block with the groove.

Further, referring to fig. 5 and 6, the vibrissa trimmer of the present invention further includes a frame 70 fixed on the outer side wall of the cover body 20. The frame body 70 is provided with a second accommodating cavity for loading the first blade 30 and the second blade 40, the frame body 70 is provided with a first side wall and a second side wall which are opposite, the first side wall is provided with a second linear groove 701 which is communicated with the second accommodating cavity and used for protruding a part of the first cutting teeth 301 and a part of the second cutting teeth 401, and the second side wall is provided with a third linear groove 702 which is communicated with the second accommodating cavity and used for linear motion of the connecting rod 52; the first blade 30 is fixed to an inner sidewall of the second receiving chamber. As an embodiment, the frame 70 is formed by splicing a plurality of thin plates end to form a structure with left and right openings, so that the two opposite sides of the frame 70 are respectively provided with a second linear groove 701 and a third linear groove 702. The frame body 70 is used for shielding part of the tooth parts of the first cutting tooth 301 and the second cutting tooth 401, so that the physiological discomfort caused by too much vibrissa clipping is avoided, and the scratch of a user or the damage of a hard object in life caused by the first cutting tooth 301 and the second cutting tooth 401 when the vibrissa clipping machine is idle is also avoided.

Further, referring to fig. 4, in order to facilitate the detachable connection between the cylinder 10 and the cover 20, an annular connection portion 101 is disposed on an end surface of the cylinder 10 connected to the cover 20, and a second slot is disposed on an inner side wall of the connection portion 101; an adapting portion 202 matched with the connecting portion 101 is disposed at one end of the cover 20 with an opening, and a second locking block engaged with the second locking groove is disposed on an outer side wall of the adapting portion 202. The barrel body 10 and the cover body 20 are fixed through clamping, so that the direct manual disassembly and assembly of a user are facilitated, different cover bodies 20 can be replaced conveniently for multiple users to use, and cross infection caused by the fact that multiple users use the same cover body 20 is avoided.

The utility model discloses a working process does: the driving motor 54 drives the rotating shaft 53 to rotate, the rotating shaft 53 drives the rotating body 50 to rotate through the universal joint 55, the sliding block 51 linearly reciprocates along the axial direction of the sliding block 51 on the rotating body 50 relative to the rotating body 50, and further brings the connecting rod and the second blade 40 to linearly reciprocate in the third linear groove 702, so that the second cutting tooth 401 on the second blade 40 linearly reciprocates relative to the first cutting tooth 301 on the first blade 30, and the nose hair stretching between the first cutting tooth 301 and the second cutting tooth 401 is trimmed.

To sum up, the embodiment of the utility model provides a vibrissa clipping machine, it includes mutual detachable lid 20 and barrel 10, and first blade 30 and second blade 40 set up respectively on lid 20, accomplish the vibrissa clipping back to a patient, through dismantling lid 20 and more renew lid 20, avoid wasing the trouble of first blade 30 and second blade 40, effectively avoid cross infection's problem simultaneously. In addition, a camera 90 and a light source 100 for providing light for photography are provided on the cover body 20, and the camera 90 photographs the trimming condition of the inner part of the nasal cavity in real time to ensure the trimming effect of the nasal hair.

Further, the second blade 40 is linearly reciprocated relative to the first blade 30, so that the nose hair extending between the first cutting tooth 301 and the second cutting tooth 401 is cut by the moving second cutting tooth 401 and the stationary first cutting tooth 301, thereby completing the nose hair trimming operation. The cut nose hair can fall off and adhere to the surface of the first blade 30 or the second blade 40, and the first blade 30 and the second blade 40 are oppositely attached and stacked, so that the external space is wide, the nose hair adhering to the surface of the first blade 30 or the second blade 40 can be blown out and removed by using a blowing mode, and the cut nose hair is ensured not to influence the cutting effect. Furthermore, the utility model discloses a second blade 40 can not produce the air current that blows off at linear reciprocating motion's in-process, and the nasal cavity that effectively avoids the vibrissa of cutting to blow in the user stretches out, improves the comfort that the user used.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims

1. The vibrissa trimmer is characterized by comprising a barrel, a cover body detachably connected to one end of the barrel, a first blade fixed on the cover body and a second blade;

2. The nose hair trimmer of claim 1, wherein said drive mechanism comprises a rotor having a cylindrical shape, a slider, and an actuating assembly for driving said rotor to rotate about its central axis;

3. The nose hair trimmer of claim 2, wherein the actuation assembly includes a rotatable shaft and a drive motor for driving the rotatable shaft to rotate; the rotating shaft is connected with the rotating body through a cross shaft type universal coupling, the driving motor is arranged in the barrel, and an output shaft of the driving motor protrudes out of the end face of one end of the barrel.

4. The nose hair trimmer according to claim 3, wherein the output shaft of the driving motor is provided with a first engaging groove, and a first engaging block engaged with the first engaging groove is provided at an end of the rotating shaft connected to the output shaft of the driving motor.

5. The vibrissa trimmer as claimed in claim 3, wherein a baffle for shielding the opening is disposed in the first receiving cavity, and the baffle is opened with a through hole for passing through the output shaft of the driving motor.

6. The nose hair trimmer of claim 2, further comprising a frame secured to the outer side wall of the cover;

7. The nose hair trimmer according to any one of claims 1-6, wherein said first cutting teeth are disposed on a side wall of said first blade along a first predetermined line and said second cutting teeth are disposed on a side wall of said second blade along a second predetermined line; the first preset straight line and the second preset straight line are relatively parallel.

8. The vibrissa trimmer according to any one of claims 1-6, wherein an end surface of the cylinder connected with the cover is provided with a ring-shaped connecting part, and the inner side wall of the connecting part is provided with a second locking groove;

9. The vibrissa trimmer of any one of claims 1-6 wherein a cap is removably attached to the barrel at an end remote from the cap.