CN210072636U - Ultrahigh frequency close-range reading and writing equipment - Google Patents

Abstract

The utility model relates to a smart card field discloses a hyperfrequency closely read-write equipment, which comprises a substrate, be provided with the mounting panel through the connecting piece on the base plate, be provided with logic control module, radio frequency interface module and antenna on the mounting panel, radio frequency interface module is connected with logic control module electricity, the antenna is connected with radio frequency interface module electricity, the aspect ratio of antenna is greater than 5. The utility model has the advantages of the directional appointed information of receiving.

Description

Ultrahigh frequency close-range reading and writing equipment

Technical Field

The utility model belongs to the technical field of the technique of smart card and specifically relates to a reading and writing equipment closely is closely related to hyperfrequency.

Background

At present, a card reader is a special device, and a slot for inserting a contact type smart card is arranged on the card reader, or a non-contact card interface is arranged on the card reader; the card reader is also provided with a port for connecting to a computer, after the port of the card reader is connected with the computer and a required driving program is installed, the contact type intelligent card is inserted into a slot of the card reader, or the non-contact type intelligent card is close to a non-contact card interface of the card reader, and the computer can read and write the intelligent card through the card reader.

The existing card reader needs to read and write the passing smart card, and a general antenna can acquire information in a large range, so that the information of all the smart cards passing through the card reader can be acquired, and the situation that reading and writing cannot be performed is not easy to occur.

The above prior art solutions have the following drawbacks: however, when directional close-range reading and writing are required, the information of the smart cards at other positions is also acquired due to the large coverage area of the antenna, so that the information acquired by the reader-writer is relatively disordered.

SUMMERY OF THE UTILITY MODEL

The utility model provides a reading and writing equipment closely is closely received to hyperfrequency, has the advantage of directional receipt appointed information to the not enough of prior art existence.

In order to achieve the above purpose, the utility model provides a following technical scheme: the ultrahigh frequency close-range reading and writing equipment comprises a substrate, wherein a mounting plate is arranged on the substrate through a connecting piece, a logic control module, a radio frequency interface module and an antenna are arranged on the mounting plate, the radio frequency interface module is electrically connected with the logic control module, the antenna is electrically connected with the radio frequency interface module, and the length-width ratio of the antenna is greater than 5.

By adopting the technical scheme, the length-width ratio of the antenna is larger than 5, so that the antenna becomes narrower and longer, directional electromagnetic wave transmission is realized, a small-range intelligent card can be read, and the antenna transmits data to the logic control module through the radio frequency interface module after receiving the data, so that the data is output.

The utility model discloses further set up to: the connecting piece includes the connecting hole of seting up on the mounting panel, set up mounting groove on the base plate, run through the connecting hole and inlay reference column, fixed connection just with the support tight piece of mounting panel conflict on the reference column of establishing in the mounting groove.

Through adopting above-mentioned technical scheme, when fixing the mounting panel on the base plate, wear to establish in the mounting groove with the reference column earlier to make the piece that supports compress tightly on the mounting panel, thereby with the comparatively stable location of mounting panel on the base plate, when needs pull down the mounting panel, only need with the reference column extract can.

The utility model discloses further set up to: the abutting piece is fixedly connected with a pulling piece, the pulling piece is obliquely arranged, and a through hole is formed in the pulling piece.

Through adopting above-mentioned technical scheme, through the pulling piece that the slope set up or through the through hole, the piece takes place to remove to the drive that all can be comparatively convenient supports to make the reference column leave from the mounting groove, realize the separation of mounting panel and base plate.

The utility model discloses further set up to: and an adhesive layer is arranged on one side of the substrate, which is far away from the mounting plate.

Through adopting above-mentioned technical scheme, can paste the base plate in any position through pasting the layer, made things convenient for read-write equipment's installation.

The utility model discloses further set up to: the protective shell is arranged on the base plate and covers the mounting plate.

Through adopting above-mentioned technical scheme, when reading and writing equipment dropped, the protective housing can play better protection to logic control module, radio frequency interface module and antenna.

The utility model discloses further set up to: one side fixedly connected with protection pad of protective housing towards the mounting panel, logic control module, radio frequency interface module and antenna all contradict with protection pad.

By adopting the technical scheme, the protection pad is abutted against the logic control module, the radio frequency interface module and the antenna, so that the logic control module, the radio frequency interface module and the antenna are well protected.

The utility model discloses further set up to: the protective housing passes through mounting fixed connection on the base plate, the mounting includes spacing piece of fixed connection on the base plate, the stationary blade of fixed connection on the protective housing, form the location space between spacing piece and the base plate, the stationary blade is located the location space and contradicts with spacing piece.

Through adopting above-mentioned technical scheme, when the stationary blade is inserted and is established in the location space, the stationary blade is contradicted with spacing piece to prescribe a limit to the position of protective housing, make the protective housing comparatively stable be located the base plate, also make things convenient for demolising of protective housing simultaneously.

The utility model discloses further set up to: the two ends of the base plate are fixedly connected with poking pieces, and the poking pieces are fixedly connected with touch pads.

Through adopting above-mentioned technical scheme, when needs take off the base plate, the user accessible is broken off with the fingers and thumb and is dialled the piece to make base plate and installation department take place to separate, thereby comparatively convenient take off the base plate from the installation department.

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

1. the directional induction is realized by controlling the length-width ratio of the antenna, so that the transmitting and receiving ranges of the antenna are limited to a smaller range;

2. through setting up detachable protective housing and mounting panel to comparatively convenient change protective housing and mounting panel.

Drawings

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

FIG. 2 is an exploded view of the present invention;

FIG. 3 is an enlarged view of the portion A of FIG. 2, showing the connection structure of the tightening piece and the pulling piece;

FIG. 4 is an enlarged view of the portion B of FIG. 2, showing the connection structure of the striking plate and the contact pad;

FIG. 5 is a cross-sectional view of a connecting structure showing a fixing piece and a position-limiting piece.

Reference numerals: 1. a substrate; 2. mounting a plate; 21. an adhesive layer; 3. a connecting member; 31. connecting holes; 32. mounting grooves; 33. a positioning column; 34. a propping sheet; 35. pulling the sheet; 36. a through hole; 4. a logic control module; 5. a radio frequency interface module; 6. an antenna; 7. a protective shell; 71. a protection pad; 8. a fixing member; 81. a limiting sheet; 82. a fixing sheet; 83. positioning a space; 9. a toggle sheet; 91. the contact pad.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1, for the utility model discloses a reading and writing equipment closely is imitated to hyperfrequency, including base plate 1, refer to fig. 2 and fig. 3, be provided with mounting panel 2 through connecting piece 3 on the base plate 1, connecting piece 3 includes connecting hole 31, mounting groove 32, reference column 33 and support tight piece 34, connecting hole 31 is seted up on four angles of mounting panel 2, mounting groove 32 is seted up on base plate 1 and is corresponded with connecting hole 31, reference column 33 is worn to establish in connecting hole 31 and is contradicted with the inner wall of connecting hole 31, support tight piece 34 fixed connection and contradict on reference column 33 and with mounting panel 2, the one end that supports tight piece 34 is kept away from to reference column 33 is inlayed and is established in mounting groove 32, the lateral wall of reference column 33 has certain. The abutting piece 34 is fixedly connected with a pulling piece 35, the pulling piece 35 is obliquely arranged, and a through hole 36 is formed in one end far away from the abutting piece 34.

The mounting plate 2 is provided with a logic control module 4, a radio frequency interface module 5 and an antenna 6, the logic control module 4 is electrically connected with the radio frequency interface module 5, and the antenna 6 is electrically connected with the radio frequency interface module 5.

Referring to fig. 2 and 4, an adhesive layer 21 is disposed on a side of the substrate 1 away from the mounting plate 2, and the adhesive layer 21 is a double-sided tape. Referring to fig. 2 and 5, a protective housing 7 with a C-shaped cross section is provided on the substrate 1 through a fixing member 8, the fixing member 8 includes a limiting piece 81 and a fixing piece 82, two ends of the limiting piece 81 in the C-shaped shape are fixedly connected to the substrate 1, the fixing pieces 82 in the L-shaped shape are fixedly connected to the protective housing 7, a positioning space 83 is formed between the limiting piece 81 and the substrate 1, and the fixing piece 82 is located in the positioning space 83 and is abutted to the limiting piece 81. One side fixedly connected with protection pad 71 of protective housing 7 towards mounting panel 2, protection pad 71 adopt the sponge to make, and logic control module 4, radio frequency interface module 5 and antenna 6 all contradict with protection pad 71.

Referring to fig. 4, both ends of the substrate 1 are fixedly connected with the toggle pieces 9, and the upper and lower surfaces of the toggle pieces 9 are fixedly connected with the abutting pads 91 made of rubber.

The implementation principle of the embodiment is as follows: when carrying out read-write equipment's installation, place mounting panel 2 on base plate 1 earlier, make connecting hole 31 correspond with mounting groove 32, then insert the mounting hole with reference column 33, make reference column 33 inlay establish in mounting groove 32, the surface of this moment support tight piece 34 and mounting panel 2 is contradicted. Then insert the stationary blade 82 in the locating space 83 for stationary blade 82 contradicts with spacing piece 81, thereby makes the position of protective housing 7 limited, and protection pad 71 supports tightly at this moment on logic control module 4, radio frequency interface module 5 and antenna 6, then pastes base plate 1 in suitable position through pasting layer 21, thereby can carry out the reading and writing of data. When the mounting plate 2 needs to be replaced, the protective shell 7 is directly taken down, and then the positioning column 33 is pulled out through the pulling piece 35, so that the mounting plate 2 is taken down.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims (8)

1. An ultrahigh frequency close-range reading and writing device is characterized in that: including base plate (1), be provided with mounting panel (2) through connecting piece (3) on base plate (1), be provided with logic control module (4), radio frequency interface module (5) and antenna (6) on mounting panel (2), radio frequency interface module (5) are connected with logic control module (4) electricity, antenna (6) are connected with radio frequency interface module (5) electricity, the aspect ratio of antenna (6) is greater than 5.

2. The uhf close proximity reader/writer device of claim 1, wherein: connecting piece (3) including offer connecting hole (31) on mounting panel (2), offer mounting groove (32) on base plate (1), run through connecting hole (31) and inlay reference column (33) of establishing in mounting groove (32), fixed connection just with supporting tight piece (34) of mounting panel (2) conflict on reference column (33).

3. The uhf close proximity reader/writer device of claim 2, wherein: the supporting piece (34) is fixedly connected with a pulling piece (35), the pulling piece (35) is obliquely arranged, and a through hole (36) is formed in the pulling piece (35).

4. The uhf close proximity reader/writer device of claim 1, wherein: an adhesive layer (21) is arranged on one side, far away from the mounting plate (2), of the substrate (1).

5. The uhf close proximity reader/writer device of claim 1, wherein: the protective shell (7) is installed on the base plate (1), and the protective shell (7) covers the installation plate (2).

6. The uhf close proximity reader/writer device of claim 5, wherein: protective housing (7) are towards one side fixedly connected with protection pad (71) of mounting panel (2), logic control module (4), radio frequency interface module (5) and antenna (6) all contradict with protection pad (71).

7. The uhf close proximity reader/writer device of claim 5, wherein: protective housing (7) are through mounting (8) fixed connection on base plate (1), mounting (8) include spacing piece (81), the stationary blade (82) of fixed connection on protective housing (7) of fixed connection on base plate (1), form location space (83) between spacing piece (81) and base plate (1), stationary blade (82) are located location space (83) and contradict with spacing piece (81).

8. The uhf close proximity reader/writer device of claim 1, wherein: both ends fixedly connected with of base plate (1) are dialled movable plate (9), fixedly connected with touches pad (91) on dialling movable plate (9).

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