A kind of multi-channel type ultrahigh frequency readers
Technical field
The utility model belongs to RFID reader field, especially a kind of multi-channel type ultrahigh frequency readers.
Background technique
Radio frequency identification (RFID) technology is a kind of wireless communication technique, can identify specific objective simultaneously by radio signals
Related data is read and write, without establishing mechanical or optical contact between identifying system and specific objective.Many industries are all used
Radio Frequency Identification Technology, such as RFID is used for auto production line, it can track the progress of this vehicle in the production line;For
In order to the management of article and scheduling in storehouse management;RF tag can also invest on livestock and pet, it is convenient to livestock with
The positive identification of pet;Employee can be made to get enter into the building part of latching using the identification card that radio frequency identification makes.
Utility model content
In order to solve the usage mode of the corresponding reader of one antenna of conventional RFID reader, the utility model proposes
A kind of multi-channel type ultrahigh frequency readers, the technical solution adopted is as follows:
A kind of multi-channel type ultrahigh frequency readers, including upper cover and bottom case, the whole box shaped structure of the reader, box body
If the interface of side setting includes dry aerial N, ties up root interface, power interface, network interface, RS232 interface and RS485 interface, box
The component of body side surface further includes earthing screw, airtight hole, indicator light and PSAM card cover board.
Further, the upper cover and bottom case are square.
Further, the height of reader box body side is less than the side length of square upper cover.
Further, a side of the reader box body is evenly spaced is equipped with 5 antenna N heads, with the side phase
Pair side on be successively arranged N, 2 antennas, dimension root interface, N, antenna and power interface.
Further, earthing screw is arranged on another side of the reader box body, the side opposite with the side
Airtight hole, PSAM card cover board and indicator light are successively arranged on face.
Further, PSAM card cover board is located at the medium position of side.
Further, the dimension root interface is externally provided with waterproof connector.
Compared with prior art the utility model has the beneficial effects that: the utility model proposes multi-channel type hyperfrequency
The structure of reader is simple, performance is stable, easy to use, is conducive to the popularization and use of radio-frequency technique.
Detailed description of the invention
Fig. 1 is the utility model positive structure schematic;
Fig. 2 is the utility model reverse structure schematic;
Fig. 3 is the utility model upper side structural schematic diagram;
Fig. 4 is the utility model downside structural schematic diagram;
Fig. 5 is another viewing angle constructions schematic diagram of the utility model.
Description of symbols:
Upper cover -1, bottom case -2, earthing screw -3, power module -4, digiboard -5, rf board -6, power interface -7 are airtight
Hole -8, waterproof connector -9, indicator light -10, PSAM card cover board -11, head -12 antenna N, radio frequency shielded enclosure.
Specific embodiment
As shown in Figures 1 to 5, the utility model proposes a kind of multi-channel type ultrahigh frequency readers, which includes just
Rectangular upper cover 1 and bottom case 2, reader are integrally in box-like structure, and the height of box body is less than the side length of square upper cover 1.Box body
A side it is evenly spaced be equipped with 5 antenna N heads 12, be successively arranged 2 antenna N heads on the side opposite with the side
12, root interface, an antenna N head 12 and power interface 7 are tieed up, wherein dimension root interface is connect by waterproof connector 9 with the external world.Box body
Another side be equipped with earthing screw 3, be successively arranged airtight hole 8, PSAM Ka Gai on another side opposite with the side
Plate 11 and indicator light 10, wherein PSAM card cover board 11 is located at the medium position of side, the interface on box body further include network interface,
RS232 interface and RS485 interface.
The inside of box body is equipped with power module 4, digiboard 5 and rf board 6, and rf board 6 is fixed by screws in bottom case 2
On, digiboard 5 is fixed on bottom case 2 by hexagonal insulated column, and power module 4 is fixed in box body by hexagonal insulated column, bottom
Shell 2 to the vertical direction of upper cover 1 is followed successively by rf board 6, digiboard 5 and power module 4, wherein deposits between rf board 6 and digiboard
In spacing.It is connected between digiboard 5 and power module 4 by winding displacement, is connected between digiboard 5 and rf board 6 with FPC, realized
It is in communication with each other, digiboard 5 is powered by winding displacement to rf board 6.
Antenna N head 12 is connect by cable with rf board 6, and indicator light 10 is connect by winding displacement with digiboard 5, power interface
7 are connect by winding displacement with power module 4.
Technical principle of the utility model has been described above with reference to specific embodiments, these descriptions are intended merely to explain this reality
With novel technical principle, and it cannot be construed to the limitation to scope of protection of the utility model in any way.It is explained based on this,
Those skilled in the art do not need to pay for creative labor other specific embodiment parties that can associate the utility model
Formula all will fall within the protection scope of the utility model.