CN220120690U - Spectrum detection mechanism and refrigerator - Google Patents

Abstract

The utility model provides a spectrum detection mechanism and a refrigerator. The spectrum detection mechanism comprises: the supporting mechanism is provided with a detection through hole; a plurality of light sources installed on one side of the supporting mechanism and uniformly distributed on the periphery of the detection through hole; the projection of the detection end of the spectrum detection piece on the supporting mechanism is positioned in the detection through hole. By the mode, the utility model can improve the integration level of the spectrum detection mechanism, reduce the size, save the space and improve the assembly convenience and the stability of the spectrum detection mechanism on the basis of realizing condensation prevention, water prevention and dust prevention; the uniformity of light source distribution can be improved, and then the spectrum detection accuracy can be improved.

Description

Spectrum detection mechanism and refrigerator

Technical Field

The utility model relates to the technical field of spectrum detection, in particular to a spectrum detection mechanism and a refrigerator.

Background

Spectral detection is the identification of a substance from its spectrum and its chemical composition and relative content. The spectrum detection has the advantages of sensitivity, rapidness and the like, and can improve the efficiency and the accuracy of the detection of substances.

As a refrigerating apparatus for preserving foods, a refrigerator has become an indispensable household appliance for people's daily life. In order to improve the monitoring of food, in the related art, the spectrum detection technology is utilized to monitor the food stored in the refrigerator, but the spectrum detection piece and the light source of the existing spectrum detection mechanism are separately designed, the size is greatly unfavorable for the high-capacity design requirement of the refrigerator, the structure assembly is complex, the stability is poor, the light source is unevenly distributed, and the spectrum detection is inaccurate.

Disclosure of Invention

The utility model provides a spectrum detection mechanism and a refrigerator, which can improve the integration level of the spectrum detection mechanism, reduce the size, save the space and improve the assembly convenience and the stability of the spectrum detection mechanism on the basis of realizing condensation prevention, water prevention and dust prevention; the uniformity of light source distribution can be improved, and then the spectrum detection accuracy can be improved.

In order to solve the technical problems, the utility model adopts a technical scheme that: a spectrum detection mechanism is provided. The spectrum detection mechanism comprises: the supporting mechanism is provided with a detection through hole; a plurality of light sources installed on one side of the supporting mechanism and uniformly distributed on the periphery of the detection through hole; the projection of the detection end of the spectrum detection piece on the supporting mechanism is positioned in the detection through hole.

Wherein, spectrum detection mechanism still includes: the light-transmitting cover body is positioned at one side of the supporting mechanism, which is provided with the light source;

wherein, spectrum detection mechanism still includes: the heating mechanism is positioned between the supporting mechanism and the light-transmitting cover body and is fixedly connected with the light-transmitting cover body.

Wherein, spectrum detection mechanism still includes: the shell is covered with the light-transmitting cover body to form a containing cavity, and the supporting mechanism, the plurality of light sources, the spectrum detection piece and the heating mechanism are arranged in the containing cavity.

Wherein, the printing opacity lid includes: the fixing piece is fixedly connected with the shell; the light-transmitting piece is arranged on one side, facing the shell, of the fixing piece, and the heating mechanism is arranged on one side, facing away from the fixing piece, of the light-transmitting piece.

Wherein, spectrum detection mechanism still includes: the circuit board is positioned at one side of the supporting mechanism, which is away from the light source, and the spectrum detection piece is spliced with the circuit board; the supporting mechanism is also provided with a wiring groove, and the terminal of the light source and the terminal of the heating mechanism are spliced with the circuit board through the wiring groove.

Wherein, spectrum detection mechanism still includes: the wire harness is provided with a wiring through hole, extends into the accommodating cavity from the wiring through hole and is connected with the circuit board; and the sealing piece is arranged between the wiring through hole and the wire harness.

Wherein, survey the through-hole and survey the through-hole including first detection through-hole and second, supporting mechanism includes: the first support piece is provided with a first detection through hole, and a plurality of light sources are arranged on one side of the first support piece and uniformly distributed on the periphery of the first detection through hole; the second support piece is arranged on one side, away from the light source, of the first support piece, the second support piece is provided with a second detection through hole, a first boss extends towards the first support piece, and the first boss penetrates through the first detection through hole.

The side wall of the accommodating cavity is provided with a second boss, the second boss is provided with a first limiting part, and the outer side wall of the first supporting piece is matched with the first limiting part so as to limit the first supporting piece and the shell; the second support piece extends towards deviating from the first support piece and is equipped with third spacing portion, and the second boss is equipped with fourth spacing portion, and third spacing portion and fourth spacing portion cooperation set up to carry out spacing setting with second support piece and shell.

In order to solve the technical problems, the utility model adopts another technical scheme that: a refrigerator is provided. The refrigerator includes: a drawer; the spectrum detection mechanism of any one of the above, wherein the spectrum detection mechanism is arranged in the drawer and is arranged at the top of the drawer.

The beneficial effects of the utility model are as follows: the spectrum detection mechanism provided by the utility model comprises: the supporting mechanism is provided with a detection through hole; a plurality of light sources installed on one side of the supporting mechanism and uniformly distributed on the outer circumference of the detection through hole; and the projection of the detection end of the spectrum detection piece on the supporting mechanism is positioned in the detection through hole. The spectrum detection piece detects the spectrum through detecting the through hole. According to the utility model, the spectrum detection part and the light source are integrated, so that the integration level of the spectrum detection mechanism can be improved, the size of the spectrum detection mechanism is reduced, the space is further saved, and the available space of a terminal where the spectrum detection mechanism is positioned is increased; furthermore, the spectrum detection piece and the light source are integrated through the supporting mechanism, so that the structure is simple, and the assembly convenience and stability of the mechanism can be improved; further, the plurality of light sources are arranged on one side of the supporting mechanism and uniformly distributed on the periphery of the detection through hole, and compared with the spectrum detection piece, the distribution of the light sources can be more uniform, the spectrum detection accuracy can be improved, and further, the spectrum detection accuracy of food is improved; therefore, the utility model can improve the integration level of the spectrum detection mechanism, reduce the size, save the space and improve the assembly convenience and the stability of the spectrum detection mechanism; the uniformity of light source distribution can be improved, and then the spectrum detection accuracy can be improved.

Drawings

For a clearer description of the technical solutions of the embodiments of the present utility model, the drawings that are needed in the description of the embodiments will be briefly introduced below, it being obvious that the drawings in the description below are only some embodiments of the present utility model, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art, wherein:

FIG. 1 is a schematic diagram of a portion of a spectrum sensing mechanism according to an embodiment of the present utility model;

FIG. 2 is a schematic view of a light-transmitting cover of a spectrum sensing mechanism according to an embodiment of the present utility model;

FIG. 3 is a schematic view of an exploded view of the light transmissive cover of the embodiment of FIG. 2;

FIG. 4 is a schematic diagram of a circuit board of a spectrum sensing mechanism according to an embodiment of the present utility model;

FIG. 5 is a schematic structural view of a portion of a spectrum sensing mechanism according to an embodiment of the present utility model;

FIG. 6 is a schematic view of an exploded view of one embodiment of a support mechanism for a spectrum sensing mechanism of the present utility model;

FIG. 7 is a schematic diagram of a housing of a spectrum sensing mechanism according to an embodiment of the utility model;

FIG. 8 is a schematic view of an embodiment of an assembly structure of a drawer and a spectrum sensing mechanism of a refrigerator according to the present utility model;

FIG. 9 is a schematic diagram of the assembled structure of the drawer top and spectrum sensing mechanism of the embodiment of FIG. 8;

fig. 10 is a schematic view of the structure of the drawer top of the embodiment of fig. 8.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that, if directional indications (such as up, down, left, right, front, and rear … …) are included in the embodiments of the present utility model, the directional indications are merely used to explain the relative positional relationship, movement conditions, etc. between the components in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are correspondingly changed.

In addition, if there is a description of "first", "second", etc. in the embodiments of the present utility model, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present utility model.

The present utility model can acquire the spectral information of the food by using the spectral detection mechanism to acquire the component information, the form information, the type information, the microorganism information, the freshness information, etc. of the food based on the spectral information, and is not particularly limited.

Of course, the spectral detection mechanism of the present utility model may also be used to detect other objects. Food is presented herein as an example.

The present utility model firstly proposes a spectrum detection mechanism, as shown in fig. 1 to 7, fig. 1 is a schematic structural diagram of a part of the structure of an embodiment of the spectrum detection mechanism of the present utility model; FIG. 2 is a schematic view of a light-transmitting cover of a spectrum sensing mechanism according to an embodiment of the present utility model; FIG. 3 is a schematic view of an exploded view of the light transmissive cover of the embodiment of FIG. 2; FIG. 4 is a schematic diagram of a circuit board of a spectrum sensing mechanism according to an embodiment of the present utility model; FIG. 5 is a schematic structural view of a portion of a spectrum sensing mechanism according to an embodiment of the present utility model; FIG. 6 is a schematic view of an exploded view of one embodiment of a support mechanism for a spectrum sensing mechanism of the present utility model; FIG. 7 is a schematic diagram of a housing of a spectrum sensing mechanism and a spectrum sensing member according to an embodiment of the utility model. The spectrum sensing mechanism 10 of the present embodiment includes: a supporting mechanism 11 provided with a detection through hole 111; a plurality of light sources 12 mounted on one side of the supporting mechanism 11 and uniformly distributed on the outer circumference of the detection through hole 111; the projection of the detection end of the spectrum detection member 13 on the supporting mechanism 11 is positioned in the detection through hole 111.

According to the embodiment, the spectrum detection piece 13 and the light source 12 are integrally designed, so that the integration level of the spectrum detection mechanism 10 can be improved, the size of the spectrum detection mechanism 10 is reduced, the space is further saved, and the available space of a terminal where the spectrum detection mechanism 10 is positioned is increased; according to the spectrum detection mechanism, the spectrum detection piece 13 and the light source 12 are integrated through the supporting mechanism 11, so that the structure is simple, and the assembly convenience and stability of the mechanism can be improved; according to the utility model, the plurality of light sources 12 are arranged on one side of the supporting mechanism 11 and uniformly distributed on the periphery of the detection through hole 111, so that the light sources 12 can be distributed more uniformly relative to the spectrum detection piece 13, the spectrum detection accuracy of the spectrum detection piece 13 can be improved, and the spectrum detection accuracy of food is further improved.

Alternatively, four light sources 12 are disposed in the present embodiment, the detection through holes 111 are square through holes, and the four light sources 12 are uniformly distributed on four sides of the detection through holes 111, so as to improve uniformity of the light sources 12. Of course, in other embodiments, the light sources 12 may be other numbers and the detection through holes 111 may be other shapes.

Alternatively, the light source 12 may include LED beads, or other light emitting devices.

Alternatively, the shape of the detection through hole 111 is adapted to the detection end of the spectrum detection member 13, and may be square, or may be other shapes. In this way, the integration level of the spectrum detection mechanism 10 can be effectively improved, so that the size of the spectrum detection mechanism 10 is reduced, and the occupied space of the spectrum detection mechanism 10 is saved.

The light source 12 provides light to the food, and the detection end of the spectrum detection member 13 can obtain spectrum detection information of the food from the detection through hole 111, wherein the detection end of the spectrum detection member 13 can be positioned in the detection through hole 111, and the thickness of the spectrum detection mechanism 10, that is, the dimension along the axial direction of the detection through hole 111 can be reduced.

In other embodiments, the detection end of the spectrum detection member 13 may also be located on the side of the detection through hole 111 facing away from the light source 12.

Alternatively, the spectrum sensing part 13 of the present embodiment may include a hyperspectral module for acquiring hyperspectral information of food. The hyperspectral module can acquire hyperspectral information of food by adopting a hyperspectral imaging technology. Hyperspectral imaging techniques are fine techniques that capture and analyze spectra at various test points in a spatial region, and can detect hyperspectral information of a single object at different spatial locations. The intensity difference of the light signal distributed over the spectral band, i.e. the hyperspectral information of the food, is detected. The hyperspectral imaging technology utilizes a large amount of electromagnetic wave bands with short wavelengths to acquire data information related to food, can acquire image data with narrow wavelength and continuous spectrum in ultraviolet light, visible light, near infrared light, mid infrared light and thermal infrared light areas of electromagnetic waves, provides hyperspectral information with tens to hundreds of narrow wave bands, and has the characteristics of multiband, high resolution and spectrum integration.

The hyperspectral information may include food image information, spectral information, and the like. In some application scenarios, the spectral information may be used for substance component detection of food. The image information is used for identifying the substance type of the food, can reflect the external quality characteristics of the food such as the size, the shape, the defects and the like, and has different internal components and different hyperspectral information obtained by spectral absorption of the food. Of course, the hyperspectral information can also be used for other information of the identified food, not specifically limited herein.

In other embodiments, other types of spectral detection devices may also be employed.

In other embodiments, the processor may also be integrated into the hyperspectral module, so that the hyperspectral module performs the processing functions of the hyperspectral information described above.

Optionally, the spectrum sensing mechanism 10 of the present embodiment further includes: the light-transmitting cover 21, the light-transmitting cover 21 is located on the side of the support mechanism 11 where the light source 12 is provided.

The beneficial effect of this embodiment above-mentioned structure lies in that, printing opacity lid 21 is located the one side that is equipped with light source 12 at supporting mechanism 11, can close the setting with the shell lid, and the cooperation forms the accommodation chamber to can play the guard action to spectrum detection mechanism 10, with the interference between improvement spectrum detection mechanism 10 and the detection environment or the external subassembly, realize waterproof dirt-proof effect.

Optionally, the spectrum sensing mechanism 10 of the present embodiment further includes: the heating mechanism 22, the heating mechanism 22 is located between the supporting mechanism 11 and the transparent cover 21, and is fixedly connected with the transparent cover 21.

The beneficial effect of this embodiment is that, under the low temperature environment in the refrigerator, heating mechanism 22 is located between supporting mechanism 11 and printing opacity lid 21, can utilize heating mechanism 22 to carry out the heating treatment to the inside of spectrum detection mechanism 10 to reduce the condensation that the spectrum detection mechanism 10 is inside, thereby can reduce the shielding to the detection end of light source 12 and spectrum detection piece 13, and then can improve the degree of consistency of light source 12 distribution, and can improve the spectrum detection precision. And the heating mechanism 22 is fixedly connected with the light-transmitting cover body 21, so that the stability of the spectrum detection mechanism 10 can be improved.

Optionally, the heating mechanism 22 may be a heating wire, so that the light transmission effect of the heating mechanism 22 on the light-transmitting cover 21 can be reduced, shielding of the light source 12 and the detection end of the spectrum detection member 13 is reduced, and thus the spectrum detection accuracy can be improved.

Alternatively, the heating mechanism 22 may be fixed to the light-transmitting cover 21 in a surrounding manner, in which way the heating mechanism 22 may be uniformly distributed on the light-transmitting cover 21, thereby improving the anti-condensation effect of the spectrum sensing mechanism 10.

Optionally, the heating mechanism 22 may be attached to the transparent cover 21 by using an adhesive tape, and the heating mechanism 22 is aligned to the adhesive tape, so that the light transmission effect of the heating mechanism 22 on the transparent cover 21 can be reduced, shielding of the light source 12 and the detection end of the spectrum detection member 13 can be reduced, and thus the spectrum detection accuracy can be improved, and meanwhile, the stability and the assembly convenience of the spectrum detection mechanism 10 can be improved.

Optionally, the spectrum sensing mechanism 10 of the present embodiment further includes: the housing 14 is covered with the transparent cover 21 to form a containing cavity, and the supporting mechanism 11, the plurality of light sources 12, the spectrum detecting member 13 and the heating mechanism 22 are arranged in the containing cavity.

The structure of the embodiment has the advantages that the housing 14 and the light-transmitting cover body 21 form the accommodating cavity, so that the spectrum detection piece 13 and the light source 12 can be integrally designed, the integration level of the spectrum detection mechanism 10 can be improved, the size is reduced, the space is saved, and the convenience and the stability of assembling the spectrum detection mechanism 10 are improved; the accommodating cavity can protect and shade the spectrum detection mechanism 10 to improve the interference between the spectrum detection mechanism 10 and the detection environment or external components, and realize the waterproof and dustproof effects.

Optionally, a sealing ring is arranged between the casing 14 and the light-transmitting cover body 21, and the sealing ring can improve the tightness of the spectrum detection mechanism 10 and can improve the waterproof and dustproof effects of the spectrum detection mechanism 10; the outer shell 14 and the periphery of the light-transmitting cover body 21 are respectively and uniformly provided with a plurality of fixing parts, and the fixing parts are in one-to-one correspondence, so that the stability and the sealing performance of the spectrum detection mechanism 10 can be improved, and the waterproof and dustproof effects of the spectrum detection mechanism 10 can be improved.

Alternatively, the outer peripheries of the housing 14 and the light-transmitting cover 21 are uniformly distributed with 6 fixing portions, and the 6 fixing portions are uniformly distributed, so that the stability of the spectrum sensing mechanism 10 can be improved while the size of the spectrum sensing mechanism 10 is reduced.

Alternatively, the fixing portion may be a screw hole, and the housing 14 and the light-transmitting cover 21 are fixed with screws from a side of the light-transmitting cover 21 facing away from the light source 12. The light-transmitting cover 21 is screwed to the light source 12, so that the convenience in assembling the spectrum sensing mechanism 10 can be improved, and the stability of the spectrum sensing mechanism 10 can be effectively improved. Of course, in other embodiments, other fixing means may be used, such as using a fastening portion to achieve locking therebetween.

In other embodiments, the screw connection manner and the number of fixing portions may not be limited.

In other embodiments, other securing means may be employed, such as a snap-fit engagement between the two, or the like.

Optionally, the heating mechanism 22, the plurality of light sources 12, the supporting mechanism 11, and the spectrum sensing member 13 are disposed in the accommodating cavity in a stacked manner, and this connection manner can effectively reduce the size of the spectrum sensing mechanism 10 and can increase the available space of the terminal where the spectrum sensing mechanism 10 is located.

Optionally, the light-transmitting cover 21 of the present embodiment includes: a fixing member 31 fixedly connected to the housing 14; the light-transmitting member 32 is provided on a side of the fixing member 31 facing the housing 14, and the heating mechanism 22 is provided on a side of the light-transmitting member 32 facing away from the fixing member 31.

The light-transmitting cover 21 of the embodiment is composed of the fixing member 31 and the light-transmitting member 32, wherein the fixing member 31 is fixedly connected with the housing 14, the light-transmitting member 32 is arranged on one side of the fixing member 31 facing the housing 14, and the stability and the assembly convenience of the light-transmitting cover 21 can be improved on the basis of ensuring the light-transmitting effect and improving the spectrum detection accuracy, so that the assembly convenience and the stability of the spectrum detection mechanism 10 are improved; the heating mechanism 22 is arranged on one side of the light-transmitting piece 32, which is away from the fixing piece 31, so that the heating mechanism 22 is arranged inside the spectrum detection mechanism 10, the waterproof and dustproof effects on the heating mechanism 22 are improved, and the anti-condensation effect of the spectrum detection mechanism 10 is improved.

Alternatively, the fixing member 31 may be disposed in a ring shape, disposed outside the light-transmitting member 32, and fixedly connected to the light-transmitting member 32 to form the light-transmitting cover 21 together. The fixing method can improve the stability of the light-transmitting member 32 and the fixing member 31, thereby improving the stability of the light-transmitting cover 21 and further improving the stability of the spectrum detection mechanism 10.

Alternatively, a plurality of fixing portions uniformly distributed around the fixing member 31 may be provided for fixed connection with the housing 14. This fixing method can improve the stability of the light-transmitting cover 21 and the housing 14, and further improve the stability of the spectrum sensing mechanism 10.

Optionally, the light-transmitting member 32 may be a glass cover, which may further improve the light-transmitting effect of the light-transmitting cover 21, and thus may improve the spectrum detection accuracy.

In this embodiment, the light-transmitting cover 21 is realized by the separate fixing member 31, such as a metal member or a plastic member, and the light-transmitting member 32, such as a glass cover, so that the fixing portion is disposed on the fixing member 31, the difficulty of the process is reduced, and the light-transmitting function is better realized by the light-transmitting cover 21, because, for example, the glass cover is inconvenient to dispose the fixing portion.

Alternatively, the light transmissive member 32 may be circular.

Optionally, the light-transmitting member 32 is mounted inside the fixing member 31 and fixed using a glass waterproof adhesive. This kind of fixed mode can improve the light transmission effect of printing opacity lid 21 when improving the stability of mounting 31 and printing opacity spare 32, and then improves the spectral detection precision of spectral detection mechanism 10.

In other embodiments, other securing means may also be employed.

Optionally, the spectrum sensing mechanism 10 of the present embodiment further includes: the circuit board 41 is positioned on one side of the supporting mechanism 11 away from the light source 12, and the spectrum detection piece 13 is spliced with the circuit board 41; the supporting mechanism 11 is also provided with wiring grooves, and the terminals of the light source 12 and the terminals of the heating mechanism 22 are spliced with the circuit board 41 through the wiring grooves.

The circuit board 41 of the present embodiment is provided with a plurality of connectors, and the heating mechanism 22, the light source 12, and the spectrum sensing member 13 are connected to the circuit board 41 through different connectors.

The structure of the embodiment has the beneficial effects that the circuit board 41 is positioned on one side of the supporting mechanism 11 away from the light source 12, so that shielding of the light source 12 and the detection end of the spectrum detection piece 13 can be reduced, and further the spectrum detection accuracy can be improved; the spliced connection mode can effectively improve the assembly convenience of the internal components of the spectrum detection mechanism 10 and improve the stability of the spectrum detection mechanism 10; the supporting mechanism 11 is also provided with a wiring groove, the terminal of the light source 12 and the terminal of the heating mechanism 22 are spliced with the circuit board 41 through the wiring groove, the design of the wiring groove can effectively improve the utilization rate of the inner space of the accommodating cavity, the integration level of the spectrum detection mechanism is further improved, and the size of the spectrum detection mechanism 10 is reduced; the wiring groove can provide convenience for the installation structure of the heating mechanism 22, the light source 12, the supporting mechanism 11 and the circuit board 41 in sequence, so that the integration level of the spectrum detection mechanism 10 is improved, and the size of the spectrum detection mechanism 10 is reduced.

Alternatively, the spectrum sensing member 13 is adhered to the circuit board 41 by a foaming tape, and this connection not only improves the integration level and the assembling convenience of the spectrum sensing mechanism 10, but also improves the stability of the spectrum sensing mechanism 10.

In other embodiments, other securing means may also be employed.

Alternatively, the stability of the spectrum sensing mechanism 10 can be improved by fixedly connecting the circuit board 41 with the supporting mechanism 11 by screws from the side of the circuit board 41 facing away from the light source 12.

Optionally, the spectrum sensing mechanism 10 of the present embodiment further includes: a wire harness 51, the housing 14 is provided with a wiring through hole, and the wire harness 51 extends from the wiring through hole into the accommodating cavity and is connected with the circuit board 41; and a seal 52 provided between the routing through hole and the wire harness 51.

The wire harness 51 of the present embodiment is connected to the circuit board through a connector on the circuit board.

The beneficial effects of the structure of the embodiment are that the wire harness 51 is used for realizing the transmission of electric signals between the circuit board 41 and external equipment so as to realize the control and information feedback of the heating mechanism 22, the light source 12 and the spectrum detection piece 13; the seal 52 between the routing through hole and the wire harness 51 can effectively improve the sealing property of the spectrum sensing mechanism 10.

Optionally, the small plane is arranged at the routing through hole of the housing 14 and is attached to the sealing element 52, so that the sealing element 52 can still effectively improve the waterproof and dustproof properties of the spectrum detection mechanism 10 under the condition of certain extrusion deformation.

Optionally, the housing 14 is provided with a side wall and a bottom wall, and the routing through hole is disposed on the side wall of the housing 14, which can effectively reduce the thickness of the spectrum sensing mechanism 10 and increase the available space of the terminal where the spectrum sensing mechanism 10 is located.

Alternatively, the wire harness 51 is connected to the circuit board 41 by plugging, which can improve the ease of assembly.

Of course, in other embodiments, other connection schemes may be employed.

Alternatively, the probing through hole 111 of the present embodiment includes a first probing through hole 611 and a second probing through hole 621, and the supporting mechanism 11 includes: a first support 61, a second support 62, the first support 61 being provided with a first detection through hole 611, a plurality of light sources 12 being mounted on one side of the first support 61 and being uniformly distributed at an outer circumference of the first detection through hole 611; the second support 62 is disposed on a side of the first support 61 facing away from the light source 12, and the second support 62 is provided with a second detection through hole 621, the second detection through hole 621 extends toward the first support 61 to form a first boss 622, and the first boss 622 penetrates the first detection through hole 611.

The above structure of the embodiment has the advantages that the detection through hole 111 can provide a detection window for the detection end of the spectrum detection piece 13, the plurality of light sources 12 are installed on one side of the first support piece 61 and uniformly distributed on the periphery of the first detection through hole 611, and compared with the spectrum detection piece 13, the uniformity of the distribution of the light sources 12 can be improved, and further the spectrum detection accuracy can be improved; the second detection through hole 621 extends towards the first support 61 and has a first boss 622, and the first boss 622 penetrates through the first detection through hole 611, so that stability of the support mechanism 11 can be improved, stability of the spectrum detection mechanism 10 can be improved, and meanwhile, convenience in assembling of the support mechanism 11 can be improved, and convenience in assembling of the spectrum detection mechanism 10 can be improved.

In the present embodiment, the first support member 61 is used as the mounting plate of the light source 12, and the second support member 62 is used as the main connecting mechanism to connect the mounting plate and the circuit board 41, so that the flexibility of mounting the light source 12 can be increased, and the connection structure of the circuit board 41 is not affected.

Optionally, two studs are provided on a side of the second support 62 facing away from the first support 61, for fixing the second support 62 to the circuit board 41 and the first support 61 respectively, so as to improve stability and assembly convenience of the spectrum sensing mechanism 10.

In other embodiments, the screw connection may not be limited.

In other embodiments, other securing means may be employed, such as a snap-fit engagement between the two, or the like.

Optionally, the side wall of the accommodating cavity of the present embodiment is provided with a second boss 71, the second boss 71 is provided with a first limiting portion 711, and an outer side wall of the first supporting member 61 is matched with the first limiting portion 711 to limit the first supporting member 61 and the housing 14.

The side wall of the accommodating cavity refers to the side wall of the housing 14, and the side wall is connected with the bottom wall.

The beneficial effects of the structure of the embodiment are that the outer side wall of the first supporting piece 61 is matched with the first limiting part 711, so that the first supporting piece 61 and the shell 14 are limited, the stability of the first supporting piece 61 can be improved, the stability of the supporting structure is further improved, and the stability of the spectrum detection mechanism 10 is further improved; this connection also effectively improves the ease of assembly of the spectrum sensing mechanism 10.

Optionally, a second boss 71 is provided on a side wall of the receiving cavity.

Optionally, the number of the second bosses on the accommodating cavity may be 3, which are respectively used for fixing 3 parts of the first supporting element 61, and this design manner not only can reserve the setting space of the routing through hole of the housing 14, but also can fix the first supporting element 61, so as to improve the stability of the supporting mechanism 11.

Alternatively, the first limiting portion 711 and the outer sidewall of the first supporting member 61 may be configured as a clamping structure, and this connection may improve the convenience of assembling the internal components of the spectrum sensing mechanism 10.

Alternatively, the number of the first limiting parts 711 on each second boss may be 1 or more.

In other embodiments, other securing means, such as securing with screws, etc., may also be employed.

Optionally, the second supporting member 62 of the present embodiment extends away from the first supporting member 61 and is provided with a third limiting portion 623, the second boss 71 is provided with a fourth limiting portion 712, and the third limiting portion 623 and the fourth limiting portion 712 are cooperatively disposed so as to limit the second supporting member 62 to the housing 14.

The above structure of the embodiment has the advantages that the second supporting member 62 extends towards the direction away from the first supporting member 61 and is provided with the third limiting portion 623, which can save the connection space between the supporting mechanism 11 and the housing 14, reduce the cross-sectional area between the supporting mechanism 11 and the housing 14, and improve the stability of the supporting mechanism 11, thereby improving the stability of the spectrum detection mechanism 10; the third limiting portion 623 and the fourth limiting portion 712 are disposed in cooperation, so as to limit the second supporting member 62 to the housing 14, and this connection manner can also effectively improve the convenience of assembling the spectrum sensing mechanism 10.

Alternatively, the third limiting portion 623 and the fourth limiting portion 712 may be configured as a clamping structure, and this connection may improve the convenience of assembling the internal components of the spectrum sensing mechanism 10.

Alternatively, the first limiting part 711 may exist on both sides of the same second boss 71 perpendicular to each other together with the fourth limiting part 712, for example, on a side facing the first support 61 and a side facing the center of the receiving cavity, or may be provided only on a different second boss 71.

In an application scenario, the overall installation process of the spectrum sensing mechanism 10 may be as follows: firstly, fixing a light-transmitting piece 32 on a light-transmitting cover body 21 by using glass cement, and then fixing a heating mechanism 22 on the light-transmitting cover body 21; fixing the spectrum sensing member 13 to the circuit board 41 with a foaming tape; the second support 62 is fixed to the first support 61 by screws, and the second support 62 is fixed to the circuit board 41 by screws; the fixed supporting mechanism 11 is arranged in the shell 14, and the wiring harness 51, the terminal of the light source 12 and the terminal of the heating mechanism 22 are respectively inserted into the circuit board 41; finally, the outer case 14 is fastened to the light-transmitting cover 21 by screws.

In other embodiments, other securing means, such as securing with screws, etc., may also be employed.

The utility model further provides a refrigerator, as shown in fig. 8 to 10, fig. 8 is a schematic structural view of an embodiment of an assembly structure of a drawer and a spectrum detection mechanism of the refrigerator; FIG. 9 is a schematic diagram of the assembled structure of the drawer top and spectrum sensing mechanism of the embodiment of FIG. 8; fig. 10 is a schematic view of the structure of the drawer top of the embodiment of fig. 8. The refrigerator of the present embodiment includes: the drawer 81 and the spectrum detection mechanism 10, the spectrum detection mechanism 10 is arranged in the drawer 81 and is arranged on the top of the drawer 81.

The structure and principle of the spectrum sensing mechanism 10 can be referred to the above embodiments.

The structure of the embodiment has the advantages that the spectrum detection mechanism 10 is arranged in the drawer 81 and is arranged at the top of the drawer 81, so that the stability of the spectrum detection mechanism 10 can be improved; the spectrum detection mechanism 10 has small overall size and small occupied space for the interlayer of the refrigerator, and can reduce the influence of the spectrum detection mechanism 10 on the air channel at the top of the refrigerator drawer 81; and the spectrum detection mechanism 10 is installed at the top of the drawer 81, so that the attractiveness of the spectrum detection mechanism 10 and the refrigerator can be improved, and the convenience in taking and placing food materials can be improved, and the operation flexibility can be improved.

Optionally, a mounting hole 82 is provided at the top of the drawer 81 for receiving the spectrum sensing mechanism 10. The mounting hole 82 can further save space for mounting the spectrum detection mechanism 10, thereby reducing the influence of the spectrum detection mechanism 10 on the air duct at the top of the refrigerator drawer 81, and improving the aesthetic degree of the spectrum detection mechanism 10 and the refrigerator.

Optionally, a fifth limiting part is arranged outside the spectrum detection mechanism 10, a sixth limiting part 83 is arranged at the top of the drawer 81, and the fifth limiting part and the sixth limiting part 83 are matched and arranged for fixing the spectrum detection mechanism 10 and the drawer 81. The connection mode can limit the escape of the spectrum detection mechanism 10, improve the stability of the spectrum detection mechanism 10, improve the installation convenience of the spectrum detection mechanism 10, and improve the attractiveness of the spectrum detection mechanism 10 and the refrigerator.

Alternatively, the fifth limiting portion and the sixth limiting portion 83 may be a clamping structure, and the clamping structure may further improve the installation convenience and stability of the spectrum sensing mechanism 10.

Alternatively, the number of the fifth limiting portions is two, and the number of the sixth limiting portions 83 is two.

In other embodiments, the number of fifth and sixth limit portions 83 is not limited.

Optionally, the centers of the two fifth limiting portions and the mounting hole 82 are on the same straight line, and the centers of the two sixth limiting portions 83 and the mounting hole 82 are on the same straight line, so that the stability of the spectrum detection mechanism 10 can be improved, the installation convenience of the spectrum detection mechanism 10 can be improved, and the attractiveness of the spectrum detection mechanism 10 and the refrigerator can be improved.

Optionally, the top of the drawer 81 is further provided with a module fool-proof mounting groove 84, which can improve the convenience of mounting the spectrum sensing mechanism 10.

Alternatively, the module fool-proof mounting slot 84 may be at an edge portion of the mounting hole 82.

Alternatively, the number of module fool-proof mounting slots 84 is 2, and in other embodiments, there may be multiple.

Optionally, the plurality of module fool-proof mounting slots 84 are non-uniform in width, reducing the risk of installation errors of the spectrum sensing mechanism 10.

Optionally, the positions of the plurality of module fool-proof mounting grooves 84 are disposed at positions close to the fifth limit portion and the sixth limit portion 83, so that stability and mounting convenience of the spectrum sensing mechanism 10 can be further improved, and aesthetic degrees of the spectrum sensing mechanism 10 and the refrigerator can be improved.

In other embodiments, the location of the module fool-proof mounting slots 84 is not limited.

In other embodiments, other securing means, such as securing with screws, etc., may also be employed.

Unlike the prior art, the spectrum detection mechanism provided by the utility model comprises: the supporting mechanism is provided with a detection through hole; a plurality of light sources installed on one side of the supporting mechanism and uniformly distributed on the outer circumference of the detection through hole; and the projection of the detection end of the spectrum detection piece on the supporting mechanism is positioned in the detection through hole. The spectrum detection piece detects the spectrum through detecting the through hole. According to the utility model, the spectrum detection part and the light source are integrated, so that the integration level of the spectrum detection mechanism can be improved, the size of the spectrum detection mechanism is reduced, the space is further saved, and the available space of a terminal where the spectrum detection mechanism is positioned is increased; furthermore, the spectrum detection piece and the light source are integrated through the supporting mechanism, so that the structure is simple, and the assembly convenience and stability of the mechanism can be improved; further, the plurality of light sources are arranged on one side of the supporting mechanism and uniformly distributed on the periphery of the detection through hole, and compared with the spectrum detection piece, the distribution of the light sources can be more uniform, the spectrum detection accuracy can be improved, and further, the spectrum detection accuracy of food is improved; therefore, the utility model can improve the integration level of the spectrum detection mechanism, reduce the size, save the space and improve the assembly convenience and the stability of the spectrum detection mechanism; the uniformity of light source distribution can be improved, and then the spectrum detection accuracy can be improved.

Further, the utility model can ensure the attractive appearance of the spectrum detection mechanism and the refrigerator, and can improve the assembly convenience and the installation convenience of the spectrum detection mechanism.

The foregoing is only the embodiments of the present utility model, and therefore, the patent scope of the utility model is not limited thereto, and all equivalent structures or equivalent processes using the descriptions of the present utility model and the accompanying drawings, or direct or indirect application in other related technical fields, are included in the scope of the utility model.

Claims (10)

1. A spectrum sensing mechanism, comprising:

the supporting mechanism is provided with a detection through hole;

a plurality of light sources installed on one side of the supporting mechanism and uniformly distributed on the outer circumference of the detection through hole;

and the projection of the detection end of the spectrum detection piece on the supporting mechanism is positioned in the detection through hole.

2. The spectral detection mechanism of claim 1, further comprising:

the light-transmitting cover body is positioned on one side of the supporting mechanism, on which the light source is arranged.

3. The spectral detection mechanism of claim 2, further comprising:

the heating mechanism is positioned between the supporting mechanism and the light-transmitting cover body and is fixedly connected with the light-transmitting cover body.

4. A spectrum sensing mechanism according to claim 3, further comprising:

the shell is covered with the light-transmitting cover body to form a containing cavity, and the supporting mechanism, the light sources, the spectrum detection piece and the heating mechanism are arranged in the containing cavity.

5. The spectral detection mechanism of claim 4, wherein the light-transmissive cover comprises:

the fixing piece is fixedly connected with the shell;

the light transmission piece is arranged on one side of the fixing piece facing the shell, and the heating mechanism is arranged on one side of the light transmission piece facing away from the fixing piece.

6. The spectral detection mechanism of claim 4, further comprising:

the circuit board is positioned at one side of the supporting mechanism, which is away from the light source, and the spectrum detection piece is spliced with the circuit board;

the supporting mechanism is also provided with a wiring groove, and the terminals of the light source and the terminals of the heating mechanism are spliced with the circuit board through the wiring groove.

7. The spectral detection mechanism of claim 6, further comprising:

the wire harness is provided with a wiring through hole, extends into the accommodating cavity from the wiring through hole and is connected with the circuit board;

and the sealing piece is arranged between the routing through hole and the wire harness.

8. The spectroscopic detection mechanism as recited in claim 4 wherein the detection throughbore comprises a first detection throughbore and a second detection throughbore, the support mechanism comprising:

the first support piece is provided with a first detection through hole, and the plurality of light sources are arranged on one side of the first support piece and are uniformly distributed on the periphery of the first detection through hole;

the second support piece is arranged on one side, deviating from the light source, of the first support piece, and the second support piece is provided with a second detection through hole, a first boss extends towards the first support piece, and the first boss penetrates through the first detection through hole.

9. The spectrum sensing mechanism of claim 8, wherein a second boss is arranged on a side wall of the accommodating cavity, a first limiting portion is arranged on the second boss, and an outer side wall of the first supporting member is matched with the first limiting portion so as to limit the first supporting member and the housing;

the second support piece extends towards deviating from the first support piece and is provided with a third limiting part, the second boss is provided with a fourth limiting part, and the third limiting part is matched with the fourth limiting part to limit the second support piece with the shell.

10. A refrigerator, comprising:

a drawer;

the spectrum sensing mechanism of any of claims 1 to 9 disposed within the drawer and mounted on top of the drawer.