CN111990798B

CN111990798B - Storage device

Info

Publication number: CN111990798B
Application number: CN201910444581.0A
Authority: CN
Inventors: 张源利; 郭峻嘉
Original assignee: Wistron Neweb Corp
Current assignee: Wistron Neweb Corp
Priority date: 2019-05-27
Filing date: 2019-05-27
Publication date: 2022-04-12
Anticipated expiration: 2039-05-27
Also published as: CN111990798A

Abstract

The invention discloses a containing device which is suitable for containing a plurality of objects, wherein each object comprises a wireless identification label. The accommodating device comprises a device shell, a plurality of layered frames and a plurality of reading antenna modules. The layered frames are arranged in the device shell and are layered to form a plurality of accommodating spaces in the device shell, wherein at least part of the accommodating spaces are stacked. The reading antenna modules are respectively and correspondingly arranged in the containing spaces and are suitable for reading the wireless identification tags of the objects.

Description

Storage device

Technical Field

The present invention relates to a storage device, and more particularly, to a storage device having a reading antenna module.

Background

Radio Frequency Identification (RFID) technology is widely used in warehouse management. In the prior art, a plurality of shelves are disposed in the storage device, and a plurality of articles are placed on the shelves, each article including a wireless identification tag. Since the objects are closely arranged, the reading antenna module in the receiving device cannot accurately read the rfid tag of each object.

Disclosure of Invention

Embodiments of the present invention provide a receiving device adapted to receive a plurality of objects, each of the objects including a wireless identification tag. The accommodating device comprises a device shell, a plurality of layered frames and a plurality of reading antenna modules. The layered frames are arranged in the device shell and are layered to form a plurality of accommodating spaces in the device shell, wherein at least part of the accommodating spaces are stacked. The reading antenna modules are respectively and correspondingly arranged in the containing spaces and are suitable for reading the wireless identification tags of the objects.

In one embodiment, the device housing includes an inner wall and an opening, the inner wall includes a first wall, a second wall and a third wall, the first wall and the third wall are opposite to each other, the second wall faces the opening, and the reading antenna modules are disposed on the inner wall.

In one embodiment, the layered shelves include a first layered shelf, the receiving spaces include a first receiving space, the first layered shelf defines the first receiving space, the reading antenna modules include a first reading antenna module, the first reading antenna module is located in the first receiving space, and the first reading antenna module is disposed on the first wall.

In one embodiment, the first reading antenna module is only located in the first receiving space, the first reading antenna module is only located on the first wall, the shelves include a second shelf, the receiving spaces include a second receiving space, the first shelf and the second shelf define the second receiving space, the reading antenna module includes a second reading antenna module, the second reading antenna module is only located in the second receiving space, and the second reading antenna module is only located on the second wall.

In one embodiment, the layered shelves include a third layered shelf, the receiving spaces include a third receiving space, the second layered shelf and the third layered shelf define the third receiving space, the reading antenna modules include a third reading antenna module, the third reading antenna module is only located in the third receiving space, and the third reading antenna module is only located on the third wall.

In one embodiment, the first reading antenna module is disposed on the first wall and the second wall.

In one embodiment, the first antenna module is only located in the first receiving space, the first antenna module is only located on the first wall and the second wall, the shelves include a second shelf including a second receiving space, the first shelf and the second shelf define the second receiving space, the antenna modules include a second antenna module, the second antenna module is only located in the second receiving space, and the second antenna module is only located on the second wall and the third wall.

In one embodiment, the first read antenna module is disposed on the first wall, the second wall, and the third wall.

In an embodiment, the first read antenna module is only located in the first receiving space, the shelf includes a second shelf, the receiving space includes a second receiving space, the first shelf and the second shelf define the second receiving space, the read antenna module includes a second read antenna module, the second read antenna module is only located in the second receiving space, the second read antenna module is disposed on the first wall, the second wall and the third wall, on a first projection plane parallel to the shelf, the first read antenna module does not partially overlap with the second read antenna module, and the second read antenna module does not partially overlap with the first read antenna module.

In an embodiment, each of the read antenna modules includes a plurality of radiators, the first read antenna module includes a first radiator, a second radiator and a third radiator, the first radiator is located on the first wall, the second radiator is located on the second wall, the third radiator is located on the third wall, and the first radiator and the third radiator are misaligned on a second projection plane parallel to the first wall and the third wall.

In one embodiment, the distance between the first radiator and the third radiator is less than three meters (meters).

In one embodiment, the first antenna module includes a first curved section facing a first direction and a second curved section facing a second direction opposite to the first direction, and the second curved section is located between the first curved section and the first shelf in a vertical direction.

In one embodiment, the first curved section includes a peak point, the second curved section includes a valley point, a first distance exists between the valley point and the first layer frame in the vertical direction, a second distance exists between the peak point and the valley point in the vertical direction, and a ratio of the first distance to the second distance is 0.065-35.

In one embodiment, the first curved section has a first radius of curvature and a first center of curvature, a third distance exists between the first center of curvature and the first shelf in the vertical direction, and a ratio of the third distance to the first radius of curvature is 0.4-625.

In one embodiment, the storage device further includes a glass door pivotally connected to the device housing and adapted to close the opening, the device housing is made of metal, and the glass door includes metal material.

In one embodiment, a gap exists between each reading antenna module and the inner side wall, and the gap is between 3.5 cm and 4.5 cm.

In one embodiment, the receiving device further includes at least one dielectric material, the dielectric material is disposed between one of the reading antenna modules and the inner sidewall, and a dielectric constant of the dielectric material is between 0.76 and 1.35.

In the embodiment of the invention, since the receiving space of each layer is provided with one reading antenna module to read the wireless identification tags of the objects, the reading rate can be improved.

Drawings

Fig. 1A is a perspective view of a storage device according to a first embodiment of the present invention;

FIG. 1B is a schematic view of a glass door according to a first embodiment of the present invention;

fig. 2A is a front view of the storage device according to the first embodiment of the present invention;

fig. 2B is a schematic view illustrating a detailed structure of the receiving device according to the first embodiment of the invention;

FIG. 3 is a schematic structural diagram of a first projection plane according to a first embodiment of the present invention;

FIG. 4 is a schematic structural diagram of a first embodiment of the present invention on a second projection plane;

FIG. 5 is a diagram illustrating the detailed structure of the reading antenna module according to the present invention;

FIG. 6A is a schematic view of a receiving device according to a second embodiment of the present invention;

fig. 6B is a schematic view of a storage device according to a third embodiment of the invention.

Description of the symbols

D1, D2, D3-containing device

1-device housing

11-inner side wall

111-first wall

112 to the second wall

113 to third wall

2-layered rack

21 to the first layer frame

22 to the second layer of racks

23 to the third layer of racks

3. 3 ', 3' read antenna module

31. 31 ', 31' first read antenna module

311-first radiator

312 to second radiator

313 to third radiator

314-first bending section

314A-peak point

314B-first center of curvature

315 to second bending section

315A-valley point

32. 32 ', 32' second read antenna module

33. 33' to third read antenna module

4-storage space

41-first accommodation space

42-second accommodation space

43 to third accommodation spaces

5-conductive material

9-glass door

P1-first plane of projection

P2-second plane of projection

Z1 first Direction

Z2-second direction

V-vertical direction

d1 first distance

d2 second distance

d3 third distance

r-first radius of curvature

g-gap

Detailed Description

Referring to fig. 1A, a perspective view of a container D1 according to a first embodiment of the present invention is shown, which is suitable for containing a plurality of objects (not shown), each of the objects (not shown) includes a wireless identification tag (not shown). The storage device D1 includes a device housing 1, a plurality of shelves 2, and a plurality of reading antenna modules 3. The shelf 2 is disposed in the device housing 1 and divides a plurality of receiving spaces 4 into layers in the device housing 1, wherein at least some of the receiving spaces 4 are stacked. The reading antenna modules 3 are respectively and correspondingly disposed in the receiving spaces 4, and are suitable for reading the wireless identification tags of the objects.

Fig. 2A shows a front view of the storage device D1 according to the first embodiment of the present invention. Fig. 2B shows a detailed structure of the storage device D1 according to the first embodiment of the invention. With reference to fig. 2A and 2B, in an embodiment, the device housing 1 includes an inner sidewall 11 and an opening 12, the inner sidewall 11 includes a first wall 111, a second wall 112 and a third wall 113, the first wall 111 and the third wall 113 are opposite to each other, the second wall 112 faces the opening 12, and the reading antenna modules 3 are disposed on the inner sidewall 11.

With reference to fig. 1A, fig. 2A and fig. 2B, in an embodiment, the layered shelf 2 includes a first layered shelf 21, the receiving space 4 includes a first receiving space 41, the first layered shelf 21 defines the first receiving space 41, the antenna module 3 includes a first antenna module 31, the first antenna module 31 is located in the first receiving space 41, and the first antenna module 31 is located on the first wall 111, the second wall 112 and the third wall 113.

With reference to fig. 1A, fig. 2A and fig. 2B, in this embodiment, the first reading antenna module 31 is only located in the first receiving space 41, the layered shelf 2 includes a second layered shelf 22, the receiving space 4 includes a second receiving space 42, the first layered shelf 21 and the second layered shelf 22 define the second receiving space 42, the reading antenna module 3 includes a second reading antenna module 32, the second reading antenna module 32 is only located in the second receiving space 42, and the second reading antenna module 32 is disposed on the first wall 111, the second wall 112 and the third wall 113.

In the first embodiment of the present invention, since the receiving space of each layer is provided with one reading antenna module to read the rfid tags of the objects, the reading rate can be improved. Particularly, the antenna module is arranged on the first wall, the second wall and the third wall and surrounds the objects in a U-shaped manner, so that the reading rate of the wireless identification tag is further improved.

In an embodiment, the idea of disposing one reading antenna module in each of the receiving spaces of the layers may be that one reading antenna module is disposed in each of the receiving spaces of the layers, and all the radiators of the reading antenna module are located in the receiving space of the layer. In another embodiment, all of the radiators, the conductive lines, and the feed points of the read antenna module are located in the receiving space of the layer. The above disclosure is not intended to limit the present invention.

In one embodiment, the reading rate of the wireless identification tags of the objects in the receiving device can reach nearly 100%.

Fig. 3 shows a schematic structural diagram of a first embodiment of the invention on a first projection surface. Referring to fig. 3, on the first projection plane P1 parallel to the layered shelves, the first read antenna module 31 does not partially overlap the second read antenna module 32, and the second read antenna module 32 does not overlap the first read antenna module 31. For clarity, in fig. 3, the first reading antenna module 31 and the second reading antenna module portion 32 are schematically shown, and the disclosure is not limited to the invention

With reference to fig. 1A, fig. 2A and fig. 2B, in an embodiment, each of the read antenna modules includes a plurality of radiators, the first read antenna module 31 includes a first radiator 311, a second radiator 312 and a third radiator 313, the first radiator 311 is located on the first wall 111, the second radiator 312 is located on the second wall 112, and the third radiator 313 is located on the third wall 113. Referring to fig. 4, the first radiator 311 and the third radiator 313 are disposed in a staggered manner on a second projection plane P2 parallel to the first wall 111 and the third wall 113.

On the first projection plane P1, the first antenna module 31 and the second antenna module 32 are disposed in a staggered manner, so that a good reading effect can be provided with a small number of radiators. On the second projection plane P2, the first radiator 311 and the third radiator 313 are disposed in a staggered manner, so that the reading rate can be further improved.

With reference to fig. 1A, fig. 2A and fig. 2B, in an embodiment, the reading antenna modules 3 further include a third reading antenna module 33, and a position of the third reading antenna module 33 may correspond to the first reading antenna module 31. Or, in another embodiment, the third reading antenna module 33 may be disposed in a staggered manner with respect to the first reading antenna module 31 and the second reading antenna module 32.

Referring to fig. 2B, in an embodiment, when the power output of the read antenna module is 1 watt (W), the distance between the first radiator 311 and the third radiator 313 is less than three meters.

Referring to fig. 5, in an embodiment, the first read antenna module 31 includes a first curved section 314 and a second curved section 315, the first curved section faces a first direction Z1, the second curved section 315 faces a second direction Z2, the first direction is opposite to the second direction, and the second curved section 315 is located between the first curved section 314 and the first layer 21 in a vertical direction V.

Referring to fig. 5, in an embodiment, the first bending section 314 includes a peak point 314A, the second bending section 315 includes a valley point 315A, a first distance d1 exists between the valley point 315A and the first layer 21 in the vertical direction V, a second distance d2 exists between the peak point 314A and the valley point 315A in the vertical direction V, and a ratio of the first distance d1 to the second distance d2 is 0.065-35. Within this range, the interference of the shelves can be reduced to achieve good reading effect.

Referring to fig. 5, in an embodiment, the first curved section 314 has a first radius of curvature r and a first center of curvature 314B, a third distance d3 exists between the first center of curvature 31B and the first layer 21 in the vertical direction, and a ratio of the third distance d3 to the first radius of curvature r is 0.4-625. Within this range, the interference of the shelves can be reduced to achieve good reading effect.

Referring to fig. 1B, in an embodiment, the receiving device D1 further includes a glass door 9, the glass door 9 is pivoted to the device housing 1 and adapted to close the opening, the device housing 1 is made of metal, and the glass door 9 includes metal material to limit the signal of the antenna module to be read within the receiving device D1, i.e., only the rfid tags of the objects within the receiving device D1 are read.

Referring to fig. 2B, in an embodiment, a gap g exists between each reading antenna module 3 and the inner sidewall 11, and the gap g is between 3.5 cm and 4.5 cm. In this embodiment, the receiving device D1 further includes a dielectric material 5, the dielectric material 5 is disposed between the reading antenna module 3 and the inner sidewall 11, and the dielectric constant of the dielectric material 5 is between 0.76 and 1.35. In one embodiment, the dielectric material 5 is directly attached to the inner sidewall 11, and the antenna module 3 is directly attached to the surface of the dielectric material 5. Thereby, the reading effect can be further improved.

In one embodiment, the size of each rfid tag is preferably 3cm × 1.5cm, so that the rfid tag can be read smoothly when the rfid tag is inside the storage device D1, and can be prevented from being read by mistake when the rfid tag is taken out of the storage device D1.

Fig. 6A shows a schematic view of a receiving device D2 according to a second embodiment of the present invention, referring to fig. 6A, in this embodiment, the first reading antenna module 31 'is only located in the first receiving space 41, the first reading antenna module 31' is only located on the first wall 111, the shelves 2 include a second shelf 22, the receiving space 4 includes a second receiving space 42, the first shelf 21 and the second shelf 22 define the second receiving space 42, the reading antenna modules 3 'include a second reading antenna module 32', the second reading antenna module 32 'is only located in the second receiving space 42, and the second reading antenna module 32' is only located on the second wall 112.

Referring to fig. 6A, in this embodiment, the layered shelves 2 include a third shelf 23, the receiving spaces 4 include a third receiving space 43, the second shelf 22 and the third shelf 23 define the third receiving space 43, the reading antenna modules 3 'include a third reading antenna module 33', the third reading antenna module 33 'is only located in the third receiving space 43, and the third reading antenna module 33' is only located in the third wall 113.

In the storage device D2 of the second embodiment of the present invention, the first reading antenna module 31' can also provide reading function for the rfid tags of the objects in the second storage space 42 and the third storage space 43. Similarly, the second reading antenna module 32' can also provide reading function for the rfid tags of the objects in the first receiving space 41 and the third receiving space 43; the third reading antenna module 33' can also provide reading function for the rfid tags of the objects in the first receiving space 41 and the second receiving space 42. Since the first, second and third reading antenna modules 31 ', 32 ' and 33 ' are respectively disposed on the first, second and

third walls

111, 112 and 113, it is still possible to provide reading functions in different directions.

Referring to fig. 6A, in this embodiment, a U-shaped third reading antenna module 34 may also be provided, thereby providing a more complete reading effect.

Fig. 6B shows a schematic view of a storage device D3 according to a third embodiment of the invention, and referring to fig. 6B, in this embodiment, in an embodiment, the first reading antenna module 31 ″ is disposed on the first wall 111 and the second wall 112. In this embodiment, the first reading antenna module 31 "is only located in the first receiving space 41, the first reading antenna module 31" is only located on the first wall 111 and the second wall 112, the shelf 2 includes a second shelf 22, the receiving space 4 includes a second receiving space 42, the first shelf 21 and the second shelf 22 define the second receiving space 42, the reading antenna module 3 "includes a second reading antenna module 32", the second reading antenna module 32 "is only located in the second receiving space 42, and the second reading antenna module 32" is only located on the second wall 112 and the third wall 113.

In the storage device D3 of the third embodiment of the present invention, the first reading antenna module 31 ″ can also provide reading function for the rfid tags of the objects in the second storage space 42. Similarly, the second reading antenna module 32 ″ can also provide reading function for the rfid tags of the objects in the first receiving space 41. Since the first reading antenna module 31 "is disposed on the first wall 111 and the second wall 112, and the second reading antenna module 32" is disposed on the second wall 112 and the third wall 113, it is still able to provide reading functions in different directions.

Although the present invention has been described in connection with the above specific preferred embodiments, it should be understood that the invention is not limited thereto, and that various changes and modifications can be effected therein by one skilled in the art without departing from the spirit and scope of the invention as defined by the appended claims.

Claims

1. A storage device adapted to store a plurality of articles, each article including a wireless identification tag, the storage device comprising:

a device housing;

the layered racks are arranged in the device shell and are used for layering and separating a plurality of accommodating spaces in the device shell, wherein at least part of the accommodating spaces are mutually layered; and

a plurality of reading antenna modules, which are respectively and correspondingly arranged in the plurality of accommodating spaces and are suitable for reading the wireless identification tags of the plurality of objects, wherein the device shell comprises an inner side wall and an opening, the inner side wall comprises a first wall, a second wall and a third wall, the first wall and the third wall are opposite to each other, the second wall faces the opening, and the plurality of reading antenna modules are arranged on the inner side wall;

the plurality of layered shelves includes a first layered shelf, the plurality of receiving spaces includes a first receiving space, the first layered shelf defines the first receiving space, the plurality of reading antenna modules includes a first reading antenna module, the first reading antenna module is located in the first receiving space, the first reading antenna module is located on the first wall;

wherein the first read antenna module is disposed on the first wall, the second wall and the third wall;

each reading antenna module comprises a plurality of radiating bodies, each first reading antenna module comprises a first radiating body, a second radiating body and a third radiating body, the first radiating body is located on the first wall, the second radiating body is located on the second wall, the third radiating body is located on the third wall, and the first radiating body and the third radiating body are staggered on a second projection plane parallel to the first wall and the third wall.

2. The receiving device of claim 1, wherein the first reading antenna module is only located in the first receiving space, the plurality of shelves includes a second shelf, the plurality of receiving spaces includes a second receiving space, the first shelf and the second shelf define the second receiving space, the plurality of reading antenna modules includes a second reading antenna module, the second reading antenna module is only located in the second receiving space, the second reading antenna module is disposed on the first wall, the second wall and the third wall, the first reading antenna module does not partially overlap the second reading antenna module on a first projection plane parallel to the plurality of shelves, and the second reading antenna module does not partially overlap the first reading antenna module.

3. The receiving device of claim 2, wherein the plurality of shelves includes a third shelf, the plurality of receiving spaces includes a third receiving space, the second shelf and the third shelf define the third receiving space, the plurality of read antenna modules includes a third read antenna module, the third read antenna module is only located in the third receiving space, the third read antenna module is only located in the third wall.

4. The storage apparatus of claim 1, wherein a distance between the first radiator and the third radiator is less than three meters.

5. The receiving device of claim 1, wherein the first reading antenna module comprises a first curved section and a second curved section, the first curved section faces a first direction, the second curved section faces a second direction, the first direction is opposite to the second direction, and the second curved section is located between the first curved section and the first shelf in a vertical direction.

6. The container of claim 5, wherein the first curved section comprises a peak point, the second curved section comprises a valley point, a first distance exists between the valley point and the first layer and a second distance exists between the peak point and the valley point, and a ratio of the first distance to the second distance is 0.065-0.35.

7. The receiving device of claim 5, wherein the first curved section has a first radius of curvature and a first center of curvature, a third distance exists between the first center of curvature and the first shelf in the vertical direction, and a ratio of the third distance to the first radius of curvature is 0.4-0.625.

8. The storage device of claim 1, further comprising a glass door pivotally connected to the device housing and adapted to close the opening, wherein the device housing is made of metal and the glass door comprises a metal material.

9. The storage device of claim 8, wherein a gap exists between each reading antenna module and the inner sidewall, and the gap is between 3.5 cm and 4.5 cm.

10. The receiving device of claim 9, further comprising at least one dielectric material disposed between one of the read antenna modules and the inner sidewall, the dielectric material having a dielectric constant between 0.76 and 1.35.