CN210228110U

CN210228110U - Laser whitening and freckle removing colorimeter

Info

Publication number: CN210228110U
Application number: CN201920519222.2U
Authority: CN
Inventors: Song Zhang; 张颂; Hui Cai; 蔡辉
Original assignee: Peking University Third Hospital Peking University Third Clinical Medical College
Current assignee: Peking University Third Hospital Peking University Third Clinical Medical College
Priority date: 2019-04-16
Filing date: 2019-04-16
Publication date: 2020-04-03
Anticipated expiration: 2029-04-16

Abstract

The utility model discloses a laser whitening and freckle removing colorimeter, which comprises a shell body, one end of the shell body is provided with a handheld part, a closed accommodating cavity is arranged in the shell body close to the handheld part, the other end of the shell body is provided with a through hole communicated with the accommodating cavity, the through hole is provided with a convex ring extending into the accommodating cavity, an inner screw is arranged in the convex ring, the convex ring is connected with a sleeve with an outer screw in a threading way, a luminous module for illumination is fixedly arranged at one side of the sleeve close to the through hole, at least one lens is fixedly arranged at the other side of the sleeve, the at least one lens is relatively provided with an image sensor fixed in the accommodating cavity, an image processing module and a power supply are also arranged in the shell body, the image sensor is electrically connected with the image processing module, and the power supply; an elastic ring is arranged outside the through hole. The utility model discloses can adjust the formation of image focus, elasticity circle can combine closely not to leak light with skin during sensing skin, and it is effectual to have the formation of image, convenient to use, the accurate characteristics of color comparison.

Description

Laser whitening and freckle removing colorimeter

Technical Field

The utility model relates to the technical field of medical equipment, specifically a laser is whitened and is removed macula color comparison appearance.

Background

The color spots are generated by excessive secretion or excessive deposition of pigments, the colors of the pigments on the epidermis are different in depth, the beauty of the skin of a person is directly influenced, and the color spots can be divided into epidermal spots, dermal spots and true epidermal spots according to the formation mechanism of the color spots. The skin spots have unstable spot forming property, are easily influenced by factors such as external illumination, internal secretion and the like, can change in color depth and can be generally removed, and common skin spots are as follows: chloasma, sunburn, cyasma, black speck, etc. The qualitative spots have stable spot forming property, are generally not influenced by external factors to change, and once the original parts are removed, new spots can not grow, and the common dermal spots and epidermal spots have the following characteristics: hereditary spots, freckles, age spots, pigmented nevi, and the like.

Laser spot removal is to transmit laser beams with specific wavelengths through epidermis and dermis layers under the condition of not damaging normal skin tissues, so that laser energy is concentrated on pigment cells and pigment particles to directly vaporize or smash the pigment cells and the pigment particles.

The invention with publication number CN1465971A entitled skin color comparison method and device discloses a set of method and device for objective comparison of skin, which obtains the recorded result in uniform data form through corresponding device detection, so that any two persons can compare the skin quality with each other, and give definite quantitative conclusion, and in addition, each person can also compare the skin quality measured at different times.

However, in the skin color comparison device, the distance between the lens and the image sensor is fixed, and the focal length cannot be adjusted, so that the imaging quality is affected; the protruding main casing body of scanning head among the existing equipment, often can not with the inseparable laminating of skin when the scanning head supports and leans on skin, will make in external light gets into the scanning head, also can influence the true effect of formation of image.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem, an object of the utility model is to provide a laser is whitened and is removed macula color comparison appearance, this color comparison appearance can adjust the formation of image focus, and elasticity circle can combine closely not to leak light with skin during sensing skin, and it is effectual to form an image, convenient to use, and the color comparison is accurate.

The above technical purpose of the present invention can be achieved by the following technical solutions:

a laser whitening and freckle removing colorimeter comprises a shell body, wherein a display and a function key are arranged on the outer side of the shell body, a handheld portion is arranged at one end of the shell body, a shutter key is arranged on the handheld portion, a closed containing cavity is formed in the shell body close to the handheld portion, a through hole communicated with the containing cavity is formed in the other end of the shell body, a convex ring extending into the containing cavity is arranged on the through hole, an inner thread is arranged on the inner side of the convex ring, the convex ring is connected with a sleeve with an outer thread in a threaded manner, a light-emitting module for lighting is fixedly arranged on one side, close to the through hole, in the sleeve, at least one lens is fixedly arranged on the other side of the sleeve, an image sensor fixed in the containing cavity is oppositely arranged on the at least one lens, the image sensor is used for optically imaging light rays reaching the image sensor, and an image processing module and a power supply which are, the image sensor is electrically connected with the image processing module, and the power supply is electrically connected with the image sensor, the image processing module and the light-emitting module respectively; the light-emitting module comprises a lamp holder fixed in the sleeve, a light through hole is formed in the center of the lamp holder, and at least one group of LED lamps are uniformly arranged on the circumference of the lamp holder; each group of LED lamps comprises a red LED lamp, a green LED lamp and a blue LED lamp, and the outer side of the through hole is provided with an elastic ring.

According to the laser whitening and freckle removing colorimeter, the clamping groove for rotating the sleeve is formed in the end face, close to the through hole, of the sleeve.

According to the laser whitening and freckle removing colorimeter, the power supply is a rechargeable battery.

The laser whitening and freckle removing color comparator is characterized in that a USB charging interface is arranged on the outer side of the shell body, and the USB charging interface is electrically connected with the rechargeable battery.

The laser whitening and freckle removing colorimeter is characterized in that the elastic ring is in a horn shape extending outwards.

In the laser whitening and freckle removing colorimeter, the elastic ring is made of the silicon rubber.

In the laser whitening and freckle removing colorimeter, a transparent plane protective lens is fixedly arranged at one end, close to the through hole, in the sleeve.

According to the laser whitening and freckle removing colorimeter, the axes of the sleeve, the lamp holder, the lens and the image sensor are coincident.

The laser whitening and freckle removing colorimeter is characterized in that a lampshade is further arranged on the lamp holder.

According to the laser whitening and freckle removing colorimeter, the LED lamps are divided into three groups, and the LED lamps in each group are distributed at intervals.

To sum up, the utility model discloses following beneficial effect has:

through setting up bulge loop and sleeve silk and connecing, can adjust the distance between lens and the image sensor, reach the purpose of adjustment formation of image focus, improve the imaging effect of color comparator.

Through setting up the elastic ring that outwards extends in the through-hole outside, when supporting the elastic ring on the color comparator and pressing when shooing on skin, the elastic ring can closely laminate with skin, prevents that external light from getting into the through-hole, has guaranteed the true effect of skin sensing.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a right side view of the present invention;

FIG. 3 is a cross-sectional view A-A of FIG. 2;

fig. 4 is a schematic view of the internal structure of the present invention;

fig. 5 is an exploded view of the parts within the sleeve.

In the figures, the reference numbers: 1. A housing body; 11. a display; 12. function keys; 13. a hand-held portion; 131. a shutter button; 14. an accommodating chamber; 2. a through hole; 21. a convex ring; 22. an elastic ring; 211. internal thread; 3. a sleeve; 31. external silk; 32. a planar protective lens; 33. a card slot; 4. a light emitting module; 41. a lamp socket; 42. a light through hole; 43. a led lamp; 44. a lamp shade; 5. a lens; 6. an image sensor; 7. an image processing module; 8. a power source; 9. and a USB charging interface.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings. In which like parts are designated by like reference numerals. It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "bottom" and "top," "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.

As shown in fig. 1-5, a laser whitening and speckle removing color comparator comprises a housing 1, a display 11 and a function key 12 are arranged outside the housing 1, a hand-held portion 13 is arranged at one end of the housing 1, a shutter key 131 is arranged on the hand-held portion 13, a closed accommodating cavity 14 is arranged in the housing 1 near the hand-held portion 13, a through hole 2 communicated with the accommodating cavity 14 is arranged at the other end of the housing 1, a convex ring 21 extending into the accommodating cavity 14 is arranged on the through hole 2, an inner wire 211 is arranged inside the convex ring 21, the convex ring 21 is connected with a sleeve 3 with an outer wire 31, a light emitting module 4 for illumination is fixedly arranged at one side of the sleeve 3 near the through hole 2, at least one lens 5 is fixedly arranged at the other side of the sleeve 3, an image sensor 6 fixed in the accommodating cavity 14 is arranged opposite to the at least one lens 5, the image sensor 6 is used for optically imaging light reaching the image, the shell body 1 is also internally provided with an image processing module 7 and a power supply 8 which are used for outputting skin score values of the overall skin impression quality, the image sensor 6 is electrically connected with the image processing module 7, and the power supply 8 is respectively electrically connected with the image sensor 6, the image processing module 7 and the light-emitting module 4; the light-emitting module 4 comprises a lamp holder 41 fixed in the sleeve 3, a light through hole 42 is formed in the center of the lamp holder 41, and at least one group of LED lamps are uniformly arranged on the circumference of the lamp holder 41; in order to reproduce the skin color, each group of led lamps 43 includes a red led lamp, a green led lamp and a blue led lamp, and the elastic ring 22 is disposed outside the through hole 2.

The power 8 in this embodiment is a rechargeable battery, and the outside of the shell body 1 is provided with a USB charging interface 9, and the USB charging interface 9 is electrically connected with the rechargeable battery. The rechargeable battery can be charged through the USB charging interface 9, and the portability of the color comparator is improved.

The lens 5 of this embodiment chooses for use one, and sleeve 3 is close to 2 terminal surfaces of through-hole and is equipped with the draw-in groove 33 that is used for rotatory sleeve 3, can rotate sleeve 3 through draw-in groove 33 to adjust the distance between lens 5 and the image sensor 6, reach the purpose of adjusting lens 5 formation of image focus. According to the actual distance between the skin and the shell body 1, the distance between the lens 5 and the image sensor 6 is adjusted, so that the image for sensing the skin can be accurately collected on the image sensor 6, and the accuracy of sensing the skin by the image sensor 6 is improved.

In this embodiment, the elastic ring 22 is in the shape of a horn extending outward, and the elastic ring 22 is made of silicon rubber. Through elastic ring 22, when the color comparator contradicts skin scanning, elastic ring 22 with flexibility can closely laminate with skin, prevents that external light from getting into the true effect that influences skin scanning when sensing skin.

A transparent plane protective lens 32 is fixedly arranged at one end of the sleeve 3 close to the through hole 2. By arranging the planar protective lens 32, dust and the like can be prevented from entering the scanning system and affecting the imaging quality.

The axes of the sleeve 3, the lamp holder 41, the lens 5 and the image sensor 6 in this embodiment are all coincident, so that it can be ensured that when the skin is sensed, the light reflected by the skin can be accurately collected on the image sensor 6.

A lamp housing 44 is also provided on the lamp base 41. The lampshade 44 of the present embodiment is made of a transparent plastic material with a reflective index, so as to prevent the light emitted from the led lamp 43 from reflecting on the lampshade 44 and being sensed by the image sensor 6, thereby causing optical interference.

As shown in fig. 5, three sets of led lamps 43 are used in the present embodiment, and each set of led lamps 43 is spaced apart.

In the present embodiment, the image sensor 6 is used for sensing an image formed by optical imaging through a lens 5 and generating an electrical signal corresponding to the image, and the image sensor 6 may be a CCD or a CMOS.

The working process of the utility model is as follows:

the elastic ring 22 at the front end of the laser whitening and freckle removing colorimeter is abutted against the skin to be scanned and sensed, the LED lamps 43 on the light emitting module 4 are irradiated on the skin by pressing the shutter button 131, namely the red, green and blue LED lamps 43 are independently and successively switched on, when light is irradiated on the skin, the light reflected from the skin is converged on the image sensor 6 through the plane protective lens 32 and the lens 5, so that the image sensor 6 generates continuous tone images of three primary colors of the skin, namely red, green and blue, and the comparison result is displayed on the display 11 through the image processing module 7.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.

Claims

1. A laser whitening and freckle removing colorimeter comprises a shell body, wherein a display and a function key are arranged on the outer side of the shell body, a handheld portion is arranged at one end of the shell body, a shutter key is arranged on the handheld portion, and the laser whitening and freckle removing colorimeter is characterized in that a closed accommodating cavity is arranged in the shell body close to the handheld portion, a through hole communicated with the accommodating cavity is formed in the other end of the shell body, a convex ring extending into the accommodating cavity is arranged on the through hole, an inner wire is arranged on the inner side of the convex ring, the convex ring is connected with a sleeve with an outer wire in a threaded manner, a light-emitting module used for lighting is fixedly arranged on one side, close to the through hole, in the sleeve, at least one lens is fixedly arranged on the other side of the sleeve, an image sensor fixed in the accommodating cavity is oppositely arranged on the at least one lens, the image sensor is used for carrying out optical imaging on light rays reaching the image sensor, the image sensor is electrically connected with the image processing module, and the power supply is electrically connected with the image sensor, the image processing module and the light-emitting module respectively; the light-emitting module comprises a lamp holder fixed in the sleeve, a light through hole is formed in the center of the lamp holder, and at least one group of LED lamps are uniformly arranged on the circumference of the lamp holder; each group of LED lamps comprises a red LED lamp, a green LED lamp and a blue LED lamp, and the outer side of the through hole is provided with an elastic ring.

2. The laser whitening and speckle-removing color comparator as claimed in claim 1, wherein a slot for rotating the sleeve is provided on an end surface of the sleeve adjacent to the through hole.

3. The laser whitening and speckle-removing colorimeter of claim 1 wherein the power source is a rechargeable battery.

4. The laser whitening and freckle removing colorimeter according to claim 3, wherein a USB charging interface is arranged on the outer side of the shell body and is electrically connected with the rechargeable battery.

5. The laser whitening and speckle-removing colorimeter of claim 1 wherein the elastic ring is flared outwardly.

6. The laser whitening and speckle-removing color comparator as claimed in claim 1 or 5, wherein the elastic ring is made of silicon rubber.

7. The laser whitening and speckle-removing colorimeter according to claim 1, wherein a transparent plane protective lens is further fixedly arranged at one end of the sleeve, which is close to the through hole.

8. The laser whitening spot removal colorimeter of claim 1 wherein axes of the sleeve, the lamp base, the lens and the image sensor all coincide.

9. The laser whitening and speckle-removing color comparator as claimed in claim 1, wherein a lampshade is further provided on the lamp holder.

10. The laser whitening and freckle removing colorimeter according to claim 1, wherein the led lamps are in three groups, and each group of the led lamps is distributed at intervals.