CN114183962A

CN114183962A - RFID label clamp and refrigerator

Info

Publication number: CN114183962A
Application number: CN202010966311.9A
Authority: CN
Inventors: 高华亮; 鲍雨锋; 万磊; 刘铁伟; 张洋
Original assignee: Hisense Shandong Refrigerator Co Ltd
Current assignee: Hisense Shandong Refrigerator Co Ltd
Priority date: 2020-09-15
Filing date: 2020-09-15
Publication date: 2022-03-15
Anticipated expiration: 2040-09-15
Also published as: CN114183962B

Abstract

The application discloses RFID label presss from both sides and refrigerator relates to refrigeration technology field. Not only convenient operation, it is reliable to press from both sides, and application scope is wide. The RFID label clamp comprises a first clamping plate, a second clamping plate, an elastic piece and an RFID label, wherein the first clamping plate is hinged with the second clamping plate, the first clamping plate is of a hollow structure, and the RFID label is arranged in the first clamping plate; one end of the first clamping plate is provided with a first clamping part, the other end of the first clamping plate is provided with a first handheld part, one end of the second clamping plate is provided with a second clamping part, the other end of the second clamping plate is provided with a second handheld part, and when the first handheld part and the second handheld part are close to each other, the first clamping part and the second clamping part are far away from each other; elastic component can provide the elasticity that is close to each other for first clamping part and second clamping part, and this application embodiment RFID label presss from both sides the operation very convenient, and relies on the elasticity of spring to press from both sides tightly, presss from both sides tight more reliable application scope extensively. The application also discloses a refrigerator. The RFID tag clip and the refrigerator can be used for improving the performance of the RFID tag clip and the refrigerator.

Description

RFID label clamp and refrigerator

Technical Field

The application relates to the technical field of refrigeration, in particular to an RFID tag clamp and a refrigerator.

Background

The RFID (Radio Frequency Identification) is a non-contact automatic Identification technology, which automatically identifies a target object and obtains related data through a Radio Frequency signal, does not need manual intervention in Identification work, and can work in various severe environments. The RFID technology can identify high-speed moving objects and can identify a plurality of electronic tags at the same time, is fast and convenient to operate and is frequently used in supermarkets.

The RFID technology is originally a means for intelligent monitoring in production and manufacturing, and since the RFID technology is applied to a refrigerator in the last years, the essential food storage appliance is like having a pair of eyes, and can automatically identify food in the refrigerator, so that the intelligentized upgrade of the refrigerator is realized.

Referring to fig. 1 to 3, the label clamp is an RFID label clamp 01 placed in a door shelf mounting box 02, and a conventional RFID label clamp is generally of a rotary opening type and includes a movable chuck 011 and a fixed chuck 012, a first end of the movable chuck 011 and a first end of the fixed chuck 012 are rotatably connected, a second end of the movable chuck 011 and a second end of the fixed chuck 012 can be buckled, and the movable chuck 011 can rotate around the first end of the fixed chuck 012 to clamp or loosen a food bag to be sealed. During the use, open earlier when movable chuck 011, then will need sealed food bag to put into the draw-in groove 013 of fixed chuck 012, again with movable chuck 011 lock, consequently, current RFID label presss from both sides the operation not very convenient, and because the degree of depth of each type draw-in groove 013 is fixed, consequently, when the sealing of food bag was too thin, the clamp force was not enough, or can't press from both sides tightly, and accommodation is less.

Disclosure of Invention

The embodiment of the application provides an RFID label presss from both sides and refrigerator, and convenient operation not only presss from both sides tightly reliably, and application scope is wide.

To achieve the above object, in one aspect, an embodiment of the present application provides an RFID tag holder, including: the clamping device comprises a first clamping plate, a second clamping plate and a clamping mechanism, wherein one end of the first clamping plate is provided with a first clamping part, and the other end of the first clamping plate is provided with a first handheld part; the second clamping plate is hinged with the first clamping plate, one end of the second clamping plate is provided with a second clamping part, the other end of the second clamping plate is provided with a second handheld part, and when the first handheld part and the second handheld part are close to each other, the first clamping part and the second clamping part are far away from each other; the elastic piece can provide elastic force for the first clamping part and the second clamping part to approach each other; an RFID tag; the first clamping plate is of a hollow structure, and the RFID tag is arranged in the first clamping plate.

On the other hand, the embodiment of the application provides a refrigerator, which comprises a storage chamber and a door body, wherein the door body is used for opening or closing the storage chamber, and the refrigerator further comprises an RFID label clamp arranged on the door body, and the RFID label clamp is the RFID label clamp.

The RFID label clamp provided by the embodiment of the application comprises a first clamping plate, a second clamping plate, an elastic piece and an RFID label, wherein the first clamping plate is hinged with the second clamping plate, the first clamping plate is of a hollow structure, and the RFID label is arranged in the first clamping plate; one end of the first clamping plate is provided with a first clamping part, the other end of the first clamping plate is provided with a first handheld part, one end of the second clamping plate is provided with a second clamping part, the other end of the second clamping plate is provided with a second handheld part, the second clamping plate is hinged to the first clamping plate, the elastic piece can provide elastic force for the second clamping plate to be close to each other, therefore, when a food bag needs to be clamped, the first handheld part and the second handheld part are pinched to the inner side at the same time, the first handheld part and the second handheld part are close to each other, the first clamping part and the second clamping part are far away from each other, a gap is formed between the first clamping part and the second clamping part, the sealing part of the food bag is placed into the gap, then the first handheld part and the second handheld part are loosened, and under the elastic action of the elastic piece, the first clamping part and the second clamping part are close to each other until the sealing part of the food bag is clamped tightly. The operation of this application embodiment is very convenient, and relies on the elasticity of spring to press from both sides tightly, presss from both sides tightly more reliably, even very thin sealed bag also can reliably press from both sides tightly, application range is wider.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a state diagram of a prior art RFID tag clip collected within a tag case;

FIG. 2 is a schematic view of a prior art RFID tag clip in a snap-fit configuration;

FIG. 3 is a schematic view of a prior art RFID tag clip in an open configuration;

FIG. 4 is a schematic perspective view of an RFID tag clip according to an embodiment of the present application;

FIG. 5 is an exploded view of an RFID tag clip according to an embodiment of the present application;

FIG. 6 is an exploded view of a first clamping plate of an RFID tag clamp according to an embodiment of the present disclosure;

FIG. 7 is a schematic perspective view of a refrigerator according to an embodiment of the present disclosure;

FIG. 8 is a schematic perspective view of a refrigerator according to an embodiment of the present disclosure;

FIG. 9 is a schematic view of a connecting structure of a storage box for placing an RFID tag clip according to an embodiment of the present application and a refrigerator door;

FIG. 10 is a view of the multi-function drawer in the storage case for placing the RFID tag clip of the present application in an open state;

fig. 11 is a schematic view illustrating an RFID tag clip according to an embodiment of the present application being placed in a retaining groove.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

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

In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; the specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.

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 application, "a plurality" means two or more unless otherwise specified.

Along with the development of society, more and more intelligent refrigerator has got into people's life, especially the refrigerator that has adopted RFID technique, just as having a pair of eyes generally, can automatic identification the edible material in the refrigerator to realized the intelligent upgrading of refrigerator, RFID technique generally adopts the RFID label to press from both sides and discerns, the RFID label clamp that has been used for the refrigerator generally is rectangular shape rotation lock type, because the degree of depth that is used for the draw-in groove of joint sealing bag of this type RFID label clamp is fixed, consequently, when the sealing of food bag was too thin, the clamp force was not enough, or can't press from both sides tightly, the adaptability scope is less.

In order to solve the technical problem, referring to fig. 4 and 5, an embodiment of the present application provides an RFID tag clip 10, including a first clamping plate 1, a second clamping plate 2, an elastic member 4, and an RFID tag 7, wherein the first clamping plate 1 and the second clamping plate 2 are hinged, the first clamping plate 1 is a hollow structure, and the RFID tag 7 is disposed in the first clamping plate 1. The first splint 1 has a first holding portion 15 at one end and a first hand-held portion 14 at the other end, and the second splint 2 also has a second holding portion 21 at one end and a second hand-held portion 22 at the other end. Since the second clamping plate 2 is hinged to the first clamping plate 1 and the elastic member 4 can provide an elastic force for the second clamping plate 2 to approach each other, when a food bag needs to be clamped, the first holding portion 14 and the second holding portion 22 are pinched inward at the same time, the first holding portion 14 and the second holding portion 22 approach each other, the first clamping portion 15 and the second clamping portion 21 separate from each other, a gap is formed between the first clamping portion 15 and the second clamping portion 21, a sealing portion of the food bag is placed in the gap, then the first holding portion 14 and the second holding portion 22 are released, and the first clamping portion 15 and the second clamping portion 21 approach each other under the elastic force of the elastic member 4 until the sealing portion of the food bag is clamped. The operation of this application embodiment is very convenient, and relies on the elasticity of spring to press from both sides tightly, presss from both sides tightly more reliably, even very thin sealed bag also can reliably press from both sides tightly, application range is wider.

With continued reference to fig. 4 to 6, in order to make the clamping between the clamping surface of the first clamping part 15 and the clamping surface of the second clamping part 21 more reliable, in some embodiments, the first protrusion 111 for increasing the friction force is provided on the clamping surface of the first clamping part 15 or the clamping surface of the second clamping part 21, so that the friction force can be increased, and the clamping of the RFID tag holder 10 of the embodiment of the present application can be more reliable. It should be noted that, the number of the first protrusions 111 for increasing the friction force may be one or multiple, and is not limited herein, and when the number of the first protrusions 111 for increasing the friction force is multiple, the arrangement of the first protrusions 111 for increasing the friction force may be a straight line or a rectangle, and is not limited herein.

In other embodiments, the clamping surface of the first clamping part 15 and the clamping surface of the second clamping part 21 are both planar, which is simpler and less expensive to manufacture.

There are various possible ways of articulation between the first clamping plate 1 and the second clamping plate 2, and referring to fig. 4, in some embodiments, the first clamping plate 1 is articulated with the second clamping plate 2 by means of an articulation axis 3, thereby facilitating the shaping of the first clamping plate 1 with the second clamping plate 2.

In other embodiments, one of the first clamping plate 1 or the second clamping plate 2 is integrally formed with the hinge shaft 3, thereby reducing the number of parts and simplifying the assembly process.

Continuing to refer to fig. 4, when adopting the articulated embodiment of first splint 1 and second splint 2 through articulated shaft 3, in some embodiments, elastic component 4 is the torsional spring, and the spiral section 43 cover of torsional spring is established on articulated shaft 3, and the first elastic arm 41 and the first splint 1 of torsional spring are connected, and the second elastic arm 42 and the second splint 2 of torsional spring support and lean on, from this, it is more convenient to install, and the elasticity of elastic component 4 is more reliable.

In other embodiments, the elastic member 4 may also be a spring plate, which is easier to process and therefore lower in cost.

Referring to fig. 5 and 6, when the embodiment that the elastic member 4 is a torsion spring is adopted, in some embodiments, the mounting seat 13 is disposed on one side of the first clamping plate 1 close to the second clamping plate 2, and the mounting seat 13 is provided with the receiving groove 132 for receiving the torsion spring, so that even if the torsion spring is mounted, the first clamping plate 1 or the second clamping plate 2 can be prevented from being worn by the torsion spring, and the aesthetic property of the embodiment of the present application can be improved.

In other embodiments, the elastic sheet is directly arranged between the first clamping plate 1 and the second clamping plate 2, so that the embodiment has a simpler structure and lower production cost.

Referring to fig. 4 to 6, when an embodiment is adopted in which the first clamping plate 1 is provided with the mounting seat 13 on a side close to the second clamping plate 2, and the mounting seat 13 is provided with the accommodating groove 132 for accommodating the torsion spring, in some embodiments, one side of the first clamping plate 1 close to the second clamping plate 2 is provided with two first connecting lugs 131, one side of the second clamping plate 2 close to the first clamping plate 1 is provided with two second connecting lugs 26, the two first connecting lugs 131 are both located between the first holding portion 14 and the first holding portion 15, the two second connecting lugs 26 are both located between the second holding portion 22 and the second holding portion 21, the two second connecting lugs 26 are respectively located on an outer side of the corresponding first connecting lugs 131, an inner wall surface of each second connecting lug 26 abuts against an outer wall surface of the corresponding first connecting lug 131, and the two second connecting lugs 26 and the two first connecting lugs 131 are hinged through the hinge shaft 3. Thereby, the two first connecting lugs 131 are limited at the inner sides of the two second connecting lugs 26, the first clamping plate 1 and the second clamping plate 2 do not move relatively along the axial direction of the hinge shaft 3, and the clamping is more reliable.

In order to prevent the hinge shaft 3 from coming off the first engaging lug 131 and the second engaging lug 26, the end of the hinge shaft 3 may be riveted to the second engaging lug 26, or the hinge shaft 3 and the second engaging lug 26 may be respectively provided with a snap groove, and the hinge shaft 3 may be connected to the second engaging lug 26 by the snap spring.

Referring to fig. 5 and 6, in some embodiments, the opening of the receiving groove 132 faces the second clamping plate 2, two side walls of the receiving groove 132 respectively extend to a direction close to the second clamping plate 2 to form the two first connecting lugs 131, the mounting seat 13 is provided with a slot 133, one of the second connecting lugs 26 is provided with a second protrusion 24, the spiral section 43 of the torsion spring is located in the receiving groove 132, the first elastic arm 41 of the torsion spring is inserted into the slot 133, and the second elastic arm 42 of the torsion spring abuts against both the second protrusion 24 and the inner side of the second clamping plate 2.

Referring to fig. 6, in some embodiments, in order to facilitate replacing the RFID tag 7, the first clamping plate 1 includes a box body 11 and a box cover 12, the box body 11 and the box cover 12 are fastened to each other to form a receiving cavity, and the RFID tag 7 can be adhered in the receiving cavity.

In some embodiments, a closed-loop limiting protrusion 121 is disposed at a region of the box cover 12 close to the outer edge, a limiting groove 112 is disposed at a corresponding position of the box body 11, the limiting groove 112 matches with the limiting protrusion 121, and after the box body 11 is fastened to the box cover 12, the limiting protrusion 121 extends into the limiting groove 112, thereby preventing the box body 11 and the box cover 12 from moving relatively.

In other embodiments, the first splint 1 may be a single piece, and the RFID tag 7 may be inserted into the first splint 1 from the outlet of the hollow structure of the first splint 1, which may reduce the number of parts.

When the embodiment that the first splint 1 includes the box body 11 and the box cover 12 is adopted, in order to prevent moisture or foreign matters from entering the accommodating cavity and causing the RFID tag 7 to be damaged, the box body 11 and the box cover 12 in the embodiment of the present application are hermetically connected.

In some embodiments, the case body 11 and the case cover 12 are sealed by ultrasonic welding, and thus, mass production can be realized by welding by a robot or the like. In some embodiments, the case 11 and the lid 12 may also be bonded.

Referring to fig. 4, in some embodiments, the RFID tag clip 10 according to the embodiments of the present application further includes a binding rope 6 connected to the first clamping plate 1, and when the boxed or canned food material needs to be bound, the binding rope 6 can be bound to a box or a bottle, so that the boxed or canned food material can be clamped by the clip, and the boxed or canned food material can also be bound by the binding rope 6, which can meet the mark of most food materials, and the application range is wider.

Referring to fig. 4 and 6, in some embodiments, the binding rope 6 is an elastic ring, the first clamping plate 1 is provided with a connecting port 113, the elastic ring is connected to the connecting port 113, and the box cover 12 is provided with an avoiding port 122.

In some embodiments, the binding rope 6 is made of silica gel, and since silica gel is non-toxic and odorless, and more tableware are made of silica gel, the binding rope 6 made of silica gel is safer for binding food materials. In other embodiments, the binding rope 6 may be made of rubber.

Referring to fig. 5, in some embodiments, the first holding portion 14 is a curved surface, so that on the premise of satisfying the same clamping force, compared with a planar structure, the height of the RFID tag clip 10 according to the embodiment of the present invention can be further reduced, for example, the length of the prior art rotating and buckling type sealing clip is about 100mm, while the height of the RFID tag clip 10 according to the embodiment of the present invention is 54mm, since the RFID tag clip 10 according to the embodiment of the present invention is generally placed in a refrigerator, the storage space of the RFID tag clip 10 according to the embodiment of the present invention can be greatly reduced, thereby increasing the volume of the refrigerator.

With reference to fig. 5, when the embodiment is adopted in which the first holding portion 14 is an arc surface, in some embodiments, the connection surface 25 between the second holding portion 22 and the second holding portion 21 is also an arc surface, the first holding portion 14 is bent toward the second holding portion 22, and the second holding portion 22 is bent away from the first holding portion 14, so that the ergonomics is better met, and the user experience can be improved.

Referring to fig. 7 and 8, an embodiment of the present application provides a refrigerator at the same time, fig. 7 is a perspective structural view of a refrigerator door when closed, and fig. 8 is a perspective structural view of the refrigerator door when open. Referring to fig. 7 and 8, the refrigerator according to the embodiment of the present application has an approximately rectangular parallelepiped shape. The appearance of the refrigerator is defined by a storage chamber 1 defining a storage space and a plurality of door bodies 2 arranged in the storage chamber 1, wherein each door body 2 comprises a door body outer shell 21 positioned at the outer side of the storage chamber 1, a door body inner container 22 positioned at the inner side of the lower storage chamber 1, an upper end cover 23, a lower end cover 24 and a heat insulating layer positioned among the door body outer shell 21, the door body inner container 22, the upper end cover 23 and the lower end cover 24; typically, the thermal insulation layer is filled with a foam material. The RFID tag holder 10 described above is provided on the door body 2.

The storage chamber 1 is a box having an opening, and the storage chamber 1 is vertically partitioned into a lower freezing chamber 1B and an upper refrigerating chamber 1A. Each of the partitioned spaces may have an independent storage space. In detail, the freezing chamber 1B is defined at a lower side of the storage chamber 1 and may be selectively covered by a drawer-type freezing chamber door body 2B. The space defined above the freezing chamber 1B is partitioned into left and right sides to define the refrigerating chamber 1A, respectively. The refrigerating compartment 1A can be selectively opened or closed by a refrigerating compartment door body 2A pivotably mounted on the refrigerating compartment 1A. The RFID tag holder 10 is often provided on the refrigerating compartment door body 2A.

Referring to fig. 9 to 11, the RFID tag clip 10 according to the embodiment is placed in the storage box 26, and the storage box 26 is disposed on the refrigerating chamber door body 2A and below the door body shelf 25. The storage box 26 is drawer type, including multi-functional drawer 27, is equipped with a plurality of spacing grooves 28 in the multi-functional drawer 27, and the application embodiment RFID label holder 10 is inserted in spacing groove 28, when needing to use the RFID label holder 10, pulls open multi-functional drawer 27, takes out the RFID label holder 10 can, from this, gets to put application embodiment RFID label holder 10 more convenient, and the walk-in door body 2A is more pleasing to the eye.

The above description is only for the specific embodiments of the present application, but the scope of the present application is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present application, and shall be covered by the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.

Claims

1. An RFID tag holder, comprising:

the clamping device comprises a first clamping plate, a second clamping plate and a clamping mechanism, wherein one end of the first clamping plate is provided with a first clamping part, and the other end of the first clamping plate is provided with a first handheld part;

the second clamping plate is hinged with the first clamping plate, one end of the second clamping plate is provided with a second clamping part, the other end of the second clamping plate is provided with a second handheld part, and when the first handheld part and the second handheld part are close to each other, the first clamping part and the second clamping part are far away from each other;

the elastic piece can provide elastic force for the first clamping part and the second clamping part to approach each other;

an RFID tag;

the first clamping plate is of a hollow structure, and the RFID tag is arranged in the first clamping plate.

2. The RFID tag clip of claim 1, wherein the first protrusion for increasing friction is provided on the clamping surface of the first clamping portion or the clamping surface of the second clamping portion.

3. The RFID tag clamp of claim 1 or 2, wherein the second clamp plate is hinged to the first clamp plate through a hinge shaft, the elastic member is a torsion spring, a spiral section of the torsion spring is sleeved on the hinge shaft, a first elastic arm of the torsion spring is connected to the first clamp plate, and a second elastic arm of the torsion spring is abutted to the second clamp plate.

4. The RFID tag clip of claim 3, wherein a mounting seat is disposed on a side of the first clamping plate close to the second clamping plate, and a receiving groove for receiving the torsion spring is disposed on the mounting seat.

5. The RFID tag clip of claim 4, wherein two first connecting lugs are disposed on a side of the first clamping plate close to the second clamping plate, two second connecting lugs are disposed on a side of the second clamping plate close to the first clamping plate, the two first connecting lugs are both located between the first handheld portion and the first clamping portion, the two second connecting lugs are both located between the second handheld portion and the second clamping portion, the two second connecting lugs are respectively located on outer sides of the corresponding first connecting lugs, inner wall surfaces of the second connecting lugs abut against outer wall surfaces of the corresponding first connecting lugs, and the two second connecting lugs and the two first connecting lugs are hinged through the hinge shaft.

6. The RFID tag clip according to claim 5, wherein the opening of the receiving groove faces the second clip plate, two sidewalls of the receiving groove extend toward the second clip plate to form two first engaging lugs, a slot is formed in the mounting seat, one of the second engaging lugs is provided with a second protrusion, the spiral section of the torsion spring is located in the receiving groove, the first elastic arm of the torsion spring is inserted into the slot, and the second elastic arm of the torsion spring abuts against the inner sides of the second protrusion and the second clip plate.

7. The RFID tag clamp of claim 1, wherein the first clamping plate comprises a box body and a box cover, the box body and the box cover are buckled with each other to form a containing cavity, and the RFID tag is arranged in the containing cavity.

8. The RFID tag clip of claim 7, wherein the box body and the box cover are sealed by ultrasonic welding.

9. The RFID tag clip of claim 1, further comprising a strapping cord attached to the first clamping plate.

10. A refrigerator, comprising:

a storage chamber;

a door for opening or closing the storage chamber; the door body is characterized by further comprising an RFID label clamp arranged on the door body, wherein the RFID label clamp is the RFID label clamp in any one of claims 1-9.