CN108091027B

CN108091027B - Intelligent access control

Info

Publication number: CN108091027B
Application number: CN201810070417.3A
Authority: CN
Inventors: 甘泉
Original assignee: Shenzhen Lingshi Technology Co ltd
Current assignee: Shenzhen Lingshi Technology Co ltd
Priority date: 2018-01-24
Filing date: 2018-01-24
Publication date: 2024-02-02
Anticipated expiration: 2038-01-24
Also published as: CN108091027A

Abstract

The invention discloses an intelligent access control device, the card sensing device comprises a card sensing module and a data control module which are electrically connected with each other; the card induction module is internally provided with an induction coil which is used for simulating interaction of a card reader in the access control card and the access control system through electromagnetic induction; the card sensing module also comprises a back plate, the sensing coil is fixedly arranged on the back plate, and the back plate is fixedly connected with the outer surface of the card swiping device; the data control module further comprises a box body, and the PCB circuit board is arranged in the box body; the box body and the backboard are mutually separated, the PCB circuit board is electrically connected with the induction coil through a data wire, the backboard can be fixedly arranged on the outer surface of the card reader, the box body can be fixed on the wall surface, parts of the original access control system do not need to be disassembled, and the original access control system cannot be damaged.

Description

Intelligent access control

Technical Field

The invention relates to an access control, in particular to an intelligent access control.

Background

The door control is a device for limiting the opening of the door, and the door control technology is rapidly developed along with the rapid development of digital technology and network technology.

The traditional entrance guard needs to have key open-type tool to lock, the open-type tool to lock of punching the card etc., the open-type tool to lock of punching the card mainly includes card reader and lock, the inside induction coil that has of entrance guard's card, when the entrance guard's card is close to the card reader, the card reader adopts the form of transmission alternating magnetic field to provide energy to the induction coil in the entrance guard's card, induction coil feedback induction signal is to the card reader, the card reader receives and reads out the information in the entrance guard's card, if the information, the open-type tool to lock of punching the card mainly used electronic lock, when using the open-type tool to lock of punching the card, the user must carry the entrance guard's card at any time, and the quantity of electronic card is more than the analogy now, carry more troublesome, also can forget at any time and can't beat the opening of lock yet at any time. In order to solve the problem, among the prior art, embed intelligent entrance guard in access control system, intelligent entrance guard includes data control module and card response module, and card response module is used for receiving the electromagnetic induction signal that access control system sent and gives data control module with signal transmission, and data control module is through card response module feedback to access control system with corresponding signal through the operation, and access control system judges whether to open the door according to the signal of feedback. The data control module has a Bluetooth sending and receiving function, and confirms identity with a mobile phone of a user through Bluetooth pairing so as to judge whether to activate the card sensing module.

The card sensing module and the data control module are integrated into a whole, a slot is needed to be formed on the door so as to embed the card sensing module and the data control module into the door, or the data line in the access control system is detached to be electrically connected with the data control module, so that the original access control system is damaged greatly.

Disclosure of Invention

The invention aims to provide an intelligent access control, which has the advantage that the intelligent access control can be installed in an original access control system without damaging the original access control system.

The technical aim of the invention is realized by the following technical scheme: an intelligent access control device comprises a card sensing module and a data control module which are electrically connected with each other; the card induction module is internally provided with an induction coil which is used for simulating interaction of a card reader in the access control card and the access control system through electromagnetic induction; the data control module is internally provided with a PCB circuit board for receiving wireless signals to confirm the identity of a user, and the card sensing module can be activated to control the door opening of the access control system after the identity of the user is confirmed, and the data control module is characterized in that: the card sensing module further comprises a back plate, the sensing coil is fixedly arranged on the back plate, and the back plate is fixedly connected with the outer surface of the card swiping device; the data control module further comprises a box body, and the PCB circuit board is arranged in the box body; the box body and the backboard are arranged in a mutually separated way, and the PCB circuit board is electrically connected with the induction coil through a data line; the box body is provided with a panel, and the PCB circuit board and the PCB protection cover are both positioned between the panel and the box body; the surface of the panel, which is close to the PCB, is fixedly connected with tinfoil paper, and the PCB is electrically connected with the tinfoil paper; a chip and a connector are integrated on the PCB; the PCB circuit board is integrally connected with an initial authorization board, an integrated circuit is arranged on the initial authorization board, and when the initial authorization board is not broken, the chip can read a circuit signal of the PCB circuit board, so that a user is allowed to write key information into the chip; after the initial authorization board is broken, prohibiting a user from writing key information into the chip; the connector comprises a needle shaft, a compression spring and a hollow needle tube, one end of the needle tube is vertically and fixedly connected to the PCB, the other end of the needle tube is slidably connected with the needle shaft, the compression spring is located inside the needle tube, the central axis of the compression spring is parallel to the central axis of the needle tube, one end of the compression spring is abutted against the lower end of the needle tube, the other end of the compression spring is abutted against the needle shaft, and one end, far away from the needle tube, of the needle shaft is electrically connected with the tinfoil paper.

By adopting the technical scheme, the backboard is fixedly connected with the outer surface of the card reader, the induction coil can be fixed on the outer surface of the card reader, and the induction coil can receive electromagnetic induction signals sent by the card reader; the PCB circuit board is electrically connected with the induction coil through a data line, the PCB can receive Bluetooth signals sent by a mobile phone of a user, the identity of the user can be judged after the PCB is matched with the Bluetooth signals, the induction coil can be activated after the identity is confirmed to be correct, and the induction coil feeds corresponding signals back to the card swiping device to control the door opening; the box body and the back plate are mutually separated, so that the back plate is conveniently and independently arranged on the outer surface of the card reader, parts in the door access system such as the card reader or the door body do not need to be disassembled, and the original door access system is not damaged; the box body can be fixed on the wall, the box body can not shelter from the card swiping area of the card swiping device, the door is not prevented from being opened by using the access card, and the electromagnetic interference caused by the PCB circuit board in the box body to the card swiping area can be reduced.

The invention is further provided with: and a positioning hole is formed in the PCB, and a positioning column for plugging the positioning hole is fixedly connected in the box body.

Through adopting above-mentioned technical scheme, the PCB circuit board installs at box in-process, can make locating hole and reference column align earlier, then overlap on the reference column, and the reference column can fix a position the PCB circuit board, easy to assemble, and the reference column can support and spacing the PCB circuit board, prevents that the loose radial slip along the reference column of PCB circuit board.

The invention is further provided with: and a PCB protective cover is arranged in the box body, and the PCB circuit board is positioned inside the PCB protective cover.

Through the technical scheme, the PCB protection cover can protect the PCB circuit board, and prevent the PCB circuit board from being extruded in the installation process or from being extruded when the box body is subjected to external collision.

The invention is further provided with: and the PCB protective cover is provided with a mounting hole which is spliced with the positioning column.

Through the technical scheme, the positioning column can position the PCB protective cover, so that the installation is convenient, and the assembly precision between the PCB circuit board and the PCB protective cover is improved.

The invention is further provided with: the PCB protection cover is fixedly connected with the box body through a fastener.

Through the technical scheme, the fastener is convenient to install and detach, and the PCB protective cover is convenient to detach from the box body or install on the box body.

The invention is further provided with: the box body is provided with a panel, and the PCB circuit board and the PCB protection cover are both positioned between the panel and the box body.

Through above-mentioned technical scheme, the panel can shelter from the PCB circuit board inside, has the guard action to PCB circuit board and PCB safety cover.

The invention is further provided with: and the surface of the panel, which is close to the PCB, is fixedly connected with tinfoil paper, and the PCB is electrically connected with the tinfoil paper.

Through adopting above-mentioned technical scheme, when being close to or touching the opposite side of the relative tinfoil of panel with the hand, the electric capacity on the tinfoil can change, and the PCB circuit board can respond to the electric capacity change of tinfoil, reaches the function that the touch activated PCB circuit board, and the PCB circuit board is activated the back, can receive the bluetooth signal of user's cell-phone, confirms user's identity and controls the interaction between induction coil and the ware of punching the card.

The invention is further provided with: the PCB circuit board is provided with a light emitting diode, the tinfoil paper is provided with a first light hole at a position corresponding to the light emitting diode, and the panel can transmit light at a position corresponding to the first light hole.

By adopting the technical scheme, after the PCB is activated, the light emitting diode starts to emit light, so that a user can conveniently judge whether the PCB is activated.

The invention is further provided with: the frame is fixedly connected with the box body in a sealing way.

Through adopting above-mentioned technical scheme, probably there is the rainwater to fall on the box body when raining, this technical scheme can prevent that water from getting into in the box body.

The invention is further provided with: the panel is fixedly connected with the frame in a sealing way.

By adopting the technical scheme, the connection strength between the panel and the box body can be improved, the sealing performance between the panel and the box body is improved, and the possibility that water enters the box body is reduced.

The invention is further provided with: the frame is fixedly connected with a plug-in connection part which is plugged with the box body.

Through the technical scheme, in the process of installing the frame, the inserting part can be inserted into the inner side of the box body, and the inserting part can guide the frame, so that the frame is convenient to install.

The invention is further provided with: the inner wall of the plug-in part is fixedly connected with a plug-in rib plate, one surface of the plug-in rib plate, which is close to the box body, is positioned between the plug-in part and the box body, and the plug-in rib plate is plugged with the inner wall of the box body.

Through above-mentioned technical scheme, the in-process of installation frame, grafting floor can be for the grafting portion direction, and the installation of being convenient for, grafting floor can improve the structural strength of grafting portion, after the installation, grafting floor increase grafting portion and the area of contact of box body inner wall, can improve the assembly stability between frame and the box body.

The invention is further provided with: and a battery mounting cavity is arranged in the box body.

Through above-mentioned technical scheme, mountable battery is in the box body, supplies power for the PCB circuit board.

The invention is further provided with: the inner wall of the box body is provided with a groove, and when the battery is arranged in the battery installation cavity, the outer cylindrical surface of the battery can be inserted into the groove.

Through above-mentioned technical scheme, the recess can provide a part of space for the installation of battery, and the mounting structure of box body is compacter, reduces the overall dimension of box body.

The invention is further provided with: the card sensing module further comprises a front cover, the front cover is fixedly connected with the back plate, and the sensing coil is located between the back plate and the front cover.

Through above-mentioned technical scheme, the protecgulum can be inside with the induction coil cover, protects induction coil, prevents that induction coil from being extruded by other objects.

The invention is further provided with: the front cover is fixedly connected with the back plate in a sealing manner.

Through above-mentioned technical scheme, during raining, the rainwater probably falls on the protecgulum, and this scheme can prevent that the rainwater from getting into the protecgulum inside.

The invention is further provided with: the backboard is fixed with the outer surface of the card reader through bonding.

Through above-mentioned technical scheme, the bonding mode is convenient for install and dismantle, can not cause the destruction to the ware surface of punching the card, can not influence former access control system.

The invention is further provided with: the box body is kept away from the one side of PCB circuit board has seted up and is used for holding the storage tank of data line, and the data line has flexibility.

Through the technical scheme, when the distance between the card swiping area of the card swiping device and the wall surface is relatively large, the data line in the storage groove can be pulled outwards, the distance between the card plate and the module and the data control module is increased, the card sensing module is convenient to install on the card swiping device, and the data line with the adaptation length can be adjusted according to different working conditions.

The invention is further provided with: one end of the data line, which is close to the plug-in port, is fixedly connected with the box body.

Through above-mentioned technical scheme, improve the joint strength between data line and the box body, avoid breaking away from the box body because of the data line receives the pulling of other objects, can make between card response module and the data control module through the stable connection of data line.

In summary, the invention has the following beneficial effects:

the box body and the back plate are arranged in a mutually separated mode, and the back plate and the induction coil are arranged on the outer surface of the card swiping device without damaging an original access control system;

the backboard is adhered and fixed with the surface of the card reader, so that the installation and the disassembly are convenient, and the influence on the original access control system can be reduced;

and 3, the data wire has flexibility, and can be wound in the storage groove or unfolded out of the storage groove, so that the length of the data wire can be conveniently adjusted, and the distance between the card sensing module and the data control module can be adjusted.

Drawings

FIG. 1 is a schematic diagram of the structure of the present invention;

FIG. 2 is a schematic diagram showing the assembled relationship between the case and the bezel and the faceplate;

FIG. 3 is a schematic diagram showing the assembled relationship between the PCB boot and the case;

FIG. 4 is a schematic diagram showing the mounting relationship between the support blocks and the PCB boot as well;

FIG. 5 is a schematic diagram showing the structure of the case;

FIG. 6 is a schematic diagram showing the construction of a PCB boot;

FIG. 7 is a schematic diagram showing a bezel structure;

FIG. 8 is a schematic diagram showing the structure of a connector;

FIG. 9 is a schematic diagram showing the fitting structure between the tinfoil and the connector;

FIG. 10 is a schematic diagram showing the structure of a base plate;

FIG. 11 is a schematic diagram embodying the principle of operation of a stationary platen;

FIG. 12 is a schematic diagram showing the principle of operation between a data line and a receiving tank;

FIG. 13 is a schematic diagram showing the construction of a card sensing module;

fig. 14 is a schematic diagram showing an assembly structure between the data line and the front cover.

In the figure, 1, a data control module; 11. a case body; 111. a frame; 112. a bottom plate; 1121. a groove; 1122. a storage groove; 1123. an interface; 1124. fixing and tabletting; 1125. an adjustment port; 113. a PCB protective cover; 1131. a mounting plate; 1132. a mounting hole; 1133. a first flange; 1134. a first through hole; 1135. a series conductive spring; 1136. a series connection of conductive metal sheets; 1137. a connection hole; 1138. a second light hole; 114. fixing rib plates; 115. a support block; 116. positioning columns; 1161. a third through hole; 117. a limit bar; 118. a first connection post; 119. a battery mounting cavity; 1110. a second connection post; 12. a PCB circuit board; 121. a chip; 122. a light emitting diode; 123. a connector; 1231. a needle shaft; 1232. a compression spring; 1233. a needle tube; 127. positioning holes; 124. an initial authorization board; 125. a negative electrode conductive spring; 126. a positive electrode conductive metal sheet; 13. a frame; 131. a plug-in part; 132. a pressing plate; 1321. a second through hole; 1322. a fourth through hole; 133. splicing rib plates; 134. a second flange; 14. a panel; 141. chamfering; 142. a notch; 143. tinfoil paper; 1431. a first light hole; 2. a data line; 21. energizing the wire; 22. an insulating sleeve; 221. a fixing hole; 222. a clamping block; 3. a card sensing module; 31. a back plate; 32. an induction coil; 33. a front cover; 331. a step surface; 332. a top block; 333. an opening; 334. and fixing the column.

Detailed Description

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

Examples: as shown in fig. 1, the intelligent access control system comprises a card sensing module 3, a data line 2 and a data control module 1, wherein a card reader is usually arranged on a wall on the edge of the door, the card sensing module 3 is arranged on the outer surface of a card reading area of the card reader, the data control module 1 is arranged on the wall, the original access control system is not required to be damaged, and the data control module 1 is electrically connected with the card sensing module 3 through the data line 2; the data control module 1 is used for storing data information and controlling the activation state of the card sensing module 3, when the card sensing module 3 is activated, the card sensing module 3 can sense electromagnetic sensing signals emitted by the card swiping device, the data control module 1 can read sensing signals in the card sensing module 3 and transmit corresponding data information to the card sensing module 3, the card sensing module 3 feeds the data information back to the card swiping device, and the card swiping device reads the feedback signals and judges whether the feedback signals are correct door opening information so as to control whether a door is opened or not; when the card sensing module 3 is not activated, the card sensing module 3 is in a failure state, signals emitted by the card reader are not received, the card reader also does not receive feedback signals from the card sensing module 3, and the door is in a locking state; the data control module 1 is connected with a mobile phone of a user through Bluetooth signals, when the mobile phone information is correct, the data control module 1 can be activated to control interaction between the card sensing module 3 and the card swiping device to work, and the aim of opening a door under the condition that an access control card is not carried is achieved.

As shown in fig. 2 and 3, the data control module 1 includes a box 11, a PCB circuit board 12, a frame 13 and a panel 14, the PCB circuit board 12 is mounted inside the box 11, the data line 2 is electrically connected to the PCB circuit board 12, a chip 121, a light emitting diode 122 and a connector 123 are integrated on the PCB circuit board 12, and the chip 121 is used for storing key information and controlling an activation state of the card sensing module 3. The initial authorization board 124 is integrally connected to the PCB 12, the initial authorization board 124 has an integrated circuit, and when the initial authorization board 124 is not broken, the chip 121 can read the circuit signal of the PCB 12, allowing the user to write key information into the chip 121; when the initial authorization board 124 is broken, the user is prohibited from writing key information into the chip 121 to ensure the uniqueness of the initial key. When a user uses the smart door control device for the first time, an application program corresponding to the smart door control device can be installed on the mobile phone, the smart door control device is connected with the chip 121 through Bluetooth signals, the chip 121 reads mobile phone information and compares the mobile phone information with key information in the chip 121, if the mobile phone information is compared, the chip 121 transmits a door opening signal to the card sensing module 3, and the card sensing module 3 transmits the signal to the card swiping device to control the door to be opened; the chip 121 is in a Bluetooth broadcasting state, the mobile phone starts Bluetooth to automatically search for nearby Bluetooth equipment, and when the Bluetooth broadcasting of the chip 121 is scanned, the mobile phone is automatically connected with the chip 121 according to the broadcasting signal intensity in a certain distance range. When the comparison is not passed, the chip 121 controls the card sensing module 3 to be in a failure state.

As shown in fig. 3, the box 11 includes a frame 111, a bottom plate 112 and a PCB protection cover 113, where the frame 111 is preferably a quadrilateral frame structure, and referring to fig. 4, the bottom plate 112 is fixedly connected to one end of the frame 111, one end of the inner wall of the frame 111 near the bottom plate 112 is fixedly connected with a fixing rib 114, the fixing rib 114 is fixedly connected with the bottom plate 112, and the fixing rib 114 is uniformly distributed along the edge of the frame 111, so as to increase the connection strength between the bottom plate 112 and the frame 111 and improve the structural strength of the box 11. Referring to fig. 5, a supporting block 115 and a positioning column 116 are fixedly connected to the surface of the bottom plate 112 and the inner side of the frame 111, a positioning hole 127 into which the positioning column 116 is inserted is formed in the PCB 12, and when the PCB 12 is mounted in the box 11, the positioning hole 127 is plugged with the positioning column 116, one surface of the PCB 12 close to the bottom plate 112 is abutted to the supporting block 115, and the supporting block 115 can support the PCB 12.

As shown in fig. 5, the supporting block 115 is located at the center of the bottom plate 112, as shown in fig. 4 and 6, a cavity is formed on one surface of the PCB protective cover 113, which is close to the bottom plate 112, two ends of the PCB protective cover 113 are uniformly connected with mounting plates 1131, mounting holes 1132 matched with the positioning columns 116 are formed in the mounting plates 1131, after the PCB protective cover 113 is mounted on the bottom plate 112, the mounting holes 1132 are fixedly inserted into the positioning columns 116, the PCB circuit board 12 and the supporting block 115 are located inside the PCB protective cover 113, the PCB protective cover 113 can protect the PCB circuit board 12, and one surface of the PCB circuit board 12, which is far away from the bottom plate 112, can be supported and fixed.

As shown in fig. 6, the edge of the mounting hole 1132 is fixedly connected with a cylindrical first flange 1133, and in combination with fig. 3, the first flange 1133 is located on one surface of the mounting plate 1131, which is close to the bottom plate 112, for reinforcing the structural strength of the mounting hole 1132, after the mounting is completed, the inner walls of the first flange 1133 and the mounting hole 1132 are tightly abutted and matched with the outer wall of the positioning column 116, and the PCB protection cover 113 is not easy to separate from the positioning column 116.

As shown in fig. 5, a limiting bar 117 is fixedly connected to the surface of the bottom plate 112 and located at the inner side of the frame 111, and in combination with fig. 4, after the PCB protection cover 113 is installed in the frame 111, one surface of the PCB protection cover 113 close to the bottom plate 112 can be abutted against one surface of the limiting bar 117 away from the bottom plate 112, so as to limit the movement of the PCB protection cover 113 further towards the direction close to the bottom plate 112, and prevent the PCB protection cover 113 from crushing the PCB circuit board 12.

As shown in fig. 3, a first connecting post 118 is fixedly connected to one surface of the bottom plate 112, which is close to the frame 111, a screw hole is formed in one end of the first connecting post 118, which is far away from the bottom plate 112, the first connecting post 118 is located between the mounting plate 1131 and the bottom plate 112, a first through hole 1134 is formed in the mounting plate 1131, which corresponds to the first connecting post 118, a screw penetrates through the first through hole 1134 and is fastened with the first connecting post 118 through the screw, and the screw can improve the connection strength between the PCB protective cover 113 and the bottom plate 112.

As shown in fig. 2, two battery mounting cavities 119 are formed among the PCB protection cover 113, the mounting plate 1131, the bottom plate 112 and the frame 111, and the battery mounting cavities 119 are respectively located at both sides of the PCB protection cover 113.

Referring to fig. 3, the PCB 12 is fixedly connected with a negative conductive spring 125 and a positive conductive metal sheet 126 in each battery mounting cavity 119, the negative conductive spring 125 and the positive conductive metal sheet 126 are respectively electrically connected with the integrated circuit on the PCB 12, and the negative conductive spring 125 and the positive conductive metal sheet 126 are located at one end of the battery mounting cavity 119; at the other end of the battery mounting cavity 119, a series conductive spring 1135 and a series conductive metal sheet 1136 are fixedly connected on the mounting plate 1131, the series conductive spring 1135 is electrically connected with the series conductive metal sheet 1136, the series conductive spring 1135 is opposite to the positive conductive metal sheet 126, and the series conductive metal sheet 1136 is opposite to the negative conductive spring 125; two batteries can be installed in each battery installation cavity 119, two poles of one battery in each battery installation cavity 119 are respectively and electrically connected with the positive electrode conductive metal sheet 126 and the series conductive spring 1135, two ends of the other battery are respectively and electrically connected with the negative electrode conductive spring 125 and the series conductive metal sheet 1136, and the battery can provide power for the PCB 12 after being installed.

Referring to fig. 4, a cylindrical recess 1121 is formed on the surface of the bottom plate 112 and inside the battery mounting cavity 119, and after the battery is mounted, a portion of the outer cylindrical surface of the battery is located in the recess 1121, and the recess 1121 can provide a portion of mounting space for the battery, so that the overall size of the case 11 is reduced.

As shown in fig. 7, the frame 13 includes a plugging portion 131 and a pressing plate 132, after the frame 13 is installed, and referring to fig. 2, the mounting plate 1131 is located between the pressing plate 132 and the bottom plate 112, the plugging portion 131 is in a frame structure, the outer wall of the plugging portion is tightly plugged with the inner wall of the frame 111, and the plugging portion 131 can improve the connection stability between the frame 13 and the frame 111. The pressing plate 132 is provided with a second through hole 1321 at a position corresponding to the positioning column 116, and the positioning column 116 is also provided with a third through hole 1161 for inserting a screw to fasten the box 11 to a wall. One surface of the bottom plate 112, which is close to the frame body 111, is fixedly connected with a second connecting column 1110, a screw hole is formed in one end, far away from the bottom plate 112, of the second connecting column 1110, a fourth through hole 1322 is formed in a position, corresponding to the second connecting column 1110, on the pressing plate 132, the screw penetrates through the fourth through hole 1322 to firmly connect the pressing plate 132 with the second connecting column 1110, and the frame 13 is limited to be separated from the box body 11.

After the frame 13 is arranged on the box body 11, one surface of the frame 13, which is close to the frame body 111, is tightly abutted against the frame body 111, a layer of sealant is coated between the frame 13 and the frame body 111, so that the sealing performance between the frame 13 and the frame body 111 is improved, and the sealing performance of the box body 11 is improved by injecting the sealant into each screw connection part.

As shown in fig. 7, the inner side of the plugging portion 131 is fixedly connected with a plugging rib 133, and the plugging rib 133 is fixedly connected with the pressing plate 132, so that the connection strength between the pressing plate 132 and the plugging portion 131 can be increased. One surface of the plugging part 131 away from the pressing plate 132 is located between one surface of the plugging rib plate 133 away from the pressing plate 132 and the pressing plate 132, and in combination with fig. 2, in the process of installing the frame 13, the plugging rib plate 133 can be inserted into the inner side of the frame 111, and the outer wall of the plugging rib plate 133 is abutted with the inner wall of the frame 111 to guide the plugging part 131, so that the plugging part 131 is conveniently inserted into the frame 111.

As shown in fig. 3, the connector 123 is fixedly mounted on the PCB circuit board 12 and is electrically connected with the chip 121 through a circuit, referring to fig. 8, the connector 123 includes a needle shaft 1231, a compression spring 1232 and a hollow needle tube 1233, one end of the needle tube 1233 is vertically and fixedly connected to the PCB circuit board 12, the other end is slidably connected with the needle shaft 1231, the compression spring 1232 is located inside the needle tube 1233, the central axis of the compression spring 1232 is parallel to the central axis of the needle tube 1233, one end of the compression spring 1232 abuts against the lower end of the needle tube 1233, the other end abuts against the needle shaft 1231, when the needle shaft 1231 receives an extrusion force in a direction approaching to the needle tube 1233, the compression spring 1232 is moved in a direction approaching to the PCB circuit board 12, the compression spring 1232 is compressed, the outer wall of the needle shaft 1231 always abuts against the needle tube 1233, and the needle shaft 1231 is electrically connected with the circuit on the PCB circuit board 12 through the needle tube 1233.

Referring to fig. 2 and 3, a connection hole 1137 is formed in a surface of the PCB protection cover 113, which is far from the bottom plate 112, and an end of the needle shaft 1231, which is far from the needle tube 1233, extends outside the PCB protection cover 113 through the connection hole 1137.

As shown in fig. 9, a circle of second flange 134 is fixedly connected to one surface of the pressing plate 132 far away from the bottom plate 112, the panel 14 is mounted on the inner side of the second flange 134, the peripheral side surface of the panel 14 is abutted against the inner wall of the second flange 134, and after the panel 14 is mounted, the second flange 134 can limit the panel 14 to slide along the pressing plate 132 when the panel 14 receives lateral acting force; the edge of the panel 14 far away from the pressing plate 132 is provided with a chamfer 141, when other objects are extruded with the edge of the panel 14, the chamfer 141 can convert a part of extrusion force into a component force perpendicular to the direction of the pressing plate 132, so that the lateral extrusion force borne by the panel 14 is reduced, and the pressing plate 132 is prevented from sliding along the panel 14. When other objects collide with the side surface of the panel 14, the other objects can slide along the chamfer 141 to be separated from the panel 14, so that impact damage to the panel 14 is reduced.

The surface of the panel 14 near the pressing plate 132 is sealed and adhered to the pressing plate 132 by double-sided adhesive or other adhesive, a notch 142 is formed on one side of the panel 14 near the pressing plate 132 and located on one side of the panel 14, and when the panel 14 is taken out from the inner side of the second flange 134, a sharp tool tip can be inserted into the notch 142 to pry the panel 14 out of the second flange 134 so as to separate the panel 14 from the pressing plate 132.

A circular tinfoil 143 is fixedly connected to one surface of the panel 14 close to the bottom plate 112, a first light hole 1431 is formed in the center of the tinfoil 143, and the light emitting diode 122 is located at a position of the PCB 12 corresponding to the first light hole 1431; referring to fig. 3, the pcb protection cover 113 is provided with a second light hole 1138 correspondingly between the light hole and the light emitting diode 122, the panel 14 is made of transparent material inside the first light hole 1431, and when the light emitting diode 122 emits light, the light can be irradiated to the outside of the panel 14 through the second light hole 1138 and the first light hole 1431.

As shown in fig. 9, after the panel 14 is mounted, the end of the needle shaft 1231 away from the needle tube 1233 is electrically connected with the tinfoil 143, when the hand approaches and touches the surface of the panel 14 opposite to the tinfoil 143, the capacitance on the tinfoil 143 changes, the connector 123 transmits the capacitance change information on the tinfoil 143 to the chip 121, so that the chip 121 is "awakened" or activated from the "sleep" state, the light emitting diode 122 starts to emit light, the user can determine whether the chip 121 is activated or not by means of whether the light emitting diode 122 emits light, and after the chip 121 is activated, the card sensing module 3 can feed back the sensing signal and the key information in the chip 121 to the card swiping device to control the door opening.

During the mounting process of the panel 14, the tinfoil 143 presses the pin shaft 1231, the pin shaft 1231 presses the compression spring 1232, and the panel 14 can be tightly matched with the pressing plate 132 within the compression stroke range of the spring, so that stable electrical connection between the connector 123 and the tinfoil 143 can be maintained.

As shown in fig. 10, referring to fig. 4, a receiving groove 1122 is formed in a position corresponding to the support block 115 on a surface of the bottom plate 112 away from the panel 14, and the data line 2 includes an energizing conductor 21 and an insulating sheath 22 that is covered with insulation, the insulating sheath 22 is made of a flexible material, and the data line 2 has a certain flexibility. The cross section of the insulating sleeve 22 is rectangular, and the insulating sleeve 22 is wide and flat, is not easy to tie, and is convenient to store in the storage groove 1122. One end of the receiving groove 1122 is provided with an inserting port 1123, and referring to fig. 11, the end face of the insulating sleeve 22 is inserted into the inserting port 1123 and the gap is filled by glue sealing, and the energizing wire 21 extends out of the end face of the edge sleeve and penetrates into the box 11 to be electrically connected with the circuit on the PCB circuit board 12. The storage groove 1122 is internally provided with a fixing pressing piece 1124, one end of the insulating sleeve 22, which is close to the plug-in port 1123, is positioned between the fixing pressing piece 1124 and the bottom surface of the storage groove 1122, and when the insulating sleeve is installed, the fixing pressing piece 1124 is tightly connected with the bottom surface of the storage groove 1122 by using a screw penetrating through the fixing pressing piece 1124 and the insulating sleeve 22, so that the insulating sleeve 22 is tightly pressed and fixed in the storage groove 1122.

As shown in fig. 10, one end of the receiving groove 1122 is closed, the other end is provided with an adjusting opening 1125, and when the insulating sleeve 22 is lapped in the adjusting opening 1125 in fig. 11 and 12, the surface of the insulating sleeve 22 away from the bottom plate 112 is flush with the surface of the bottom plate 112 or is located in the adjusting opening 1125, the bottom plate 112 can be adhered and fixed to the wall surface by double faced adhesive tape or other adhesive tape, and the insulating sleeve 22 can extend out of the bottom plate 112 through the adjusting opening 1125. The data line 2 turns over 180 degrees and then overlap joint on the adjustment mouth 1125 to stretch out box body 11, can be with the hand to the direction that keeps away from box body 11 draw data line 2, be located the inside data line 2 of storage tank 1122 and can be pulled out gradually, increase data line 2 stretches out the length of box body 11, in order to adapt to different installation conditions (in some installation conditions, the distance between the position of punching the card of ware and the wall is bigger, some are less), be convenient for install card sensing module 3 on the ware of punching the card, install box body 11 on the wall simultaneously. When the data line 2 needs to be shortened, the data line 2 can be pushed into the storage groove 1122 through the adjustment port 1125, so that more data lines 2 are stored in the storage groove 1122, and the data line 2 extending out of the case 11 is shortened.

As shown in fig. 13, the card sensing module 3 includes a back plate 31, a sensing coil 32 and a front cover 33, the sensing coil 32 is located between the back plate 31 and the front cover 33, a cavity structure is formed inside the front cover 33, one surface of the front cover 33 close to the back plate 31 is provided with a circle of step surface 331 on the inner side of the cavity, the back plate 31 is mounted on the front cover 33 and located on the inner side of the cavity and is in sealing contact with the step surface 331, and the back plate 31 and the step surface 331 are bonded through glue sealing. The side of the back plate 31 away from the front cover 33 can be adhered and fixed with the surface of the card swiping area of the card swiping device through glue, the card sensing module 3 can interact with the card reader through electromagnetic induction signals.

The front cover 33 is close to the one side fixedly connected with kicking block 332 of backplate 31, and backplate 31 is close to the one side and kicking block 332 butt of front cover 33, and backplate 31 when receiving extrusion effort, the backplate 31 can take place certain degree deformation, and kicking block 332 can support backplate 31, prevents backplate 31 deformation, prevents backplate 31 from compressing induction coil 32 because of taking place the deformation towards the direction that is close to front cover 33.

Referring to fig. 14, an opening 333 is formed on one side of the front cover 33 for inserting the data line 2 into the front cover 33. A pair of fixing posts 334 are fixedly connected in the opening 333, a pair of fixing holes 221 are formed at the end of the insulating sleeve 22, and the fixing holes 221 are sleeved on the fixing posts 334, so that the insulating sleeve 22 is prevented from being separated from the opening 333 in a direction away from the center of the front cover 33, and the power-on wire 21 and the induction coil 32 are kept in stable electrical connection. The end face of the insulating sleeve 22, which is close to the induction coil 32, is positioned inside the front cover 33, the end face is fixedly connected with a clamping block 222, the clamping block 222 is symmetrically arranged by taking a central plane between two side faces of the opening 333 as a center, one face of the clamping block 222, which is far away from the induction coil 32, is abutted against the inner wall of the front cover 33, and the insulating sleeve 22 is limited to move in a direction far away from the induction coil 32 and separate from the front cover 33.

In order to improve the waterproof performance of intelligent entrance guard, after the installation, glue is injected into gaps between all mounting holes and the assembly surface to improve the tightness.

The working process comprises the following steps: when a user needs to use, the data control module 1 is firstly provided with two batteries at one side without the initial authorization board 124, the chip 121 detects that the initial authorization board 124 is not broken, key information is acceptable, and the key information is written into the chip 121 after being acquired at a property management place; the backboard 31 is adhered and fixed with the surface of the card swiping area on the card swiping device by using glue, a screw penetrates through the third through hole 1161 to fixedly connect the box body 11 with the wall, or a layer of glue is coated on the outer surface of the bottom plate 112 and then adhered and fixed with the wall, when the distance between the card swiping device and the wall is relatively large, the data line 2 in the storage groove 1122 can be pulled outwards through the adjusting port 1125; when the distance between the wall and the card reader is relatively short, the data line 2 can be pushed into the storage groove 1122, and the length of the data line 2 extending out of the storage groove 1122 can be shortened. After the intelligent access control is installed, when the intelligent access control is used for the first time, corresponding application programs are installed on the mobile phone, bluetooth of the mobile phone is started, primary pairing is carried out on the intelligent access control and the chip 121, and after the intelligent access control is matched, the chip 121 can identify mobile phone information. After pairing, the application program is not used for identity confirmation, and when the mobile phone is in the Bluetooth signal searching range of the chip 121, the chip 121 can automatically search mobile phone equipment and communicate with the mobile phone through Bluetooth signals. When the data control module 1 is not activated, the chip 121 does not control the interaction between the card sensing module 3 and the card reader, and the card sensing module 3 is in an inactive state. When the finger touch panel 14 is close to the position of the tinfoil 143, the capacitance of the tinfoil 143 changes, the capacitance change is transmitted to the chip 121 through the connector 123, the data control module 1 is activated, the light emitting diode 122 starts to emit light, the chip 121 is in a Bluetooth broadcasting state, the mobile phone starts to automatically search for nearby Bluetooth equipment, when the Bluetooth broadcasting of the chip 121 is scanned, the mobile phone is automatically connected with the chip 121 according to the broadcast signal intensity, the chip 121 controls the card sensing module 3 to be in an activated state, the induction coil 32 receives an electromagnetic induction signal of the card swiping device and then feeds back a signal transmitted by the chip 121 to the card swiping device, the door is controlled to be opened, and the door can be opened under the condition that an access card is not carried.

The present embodiment is only for explanation of the present invention and is not to be construed as limiting the present invention, and modifications to the present embodiment, which may not creatively contribute to the present invention as required by those skilled in the art after reading the present specification, are all protected by patent laws within the scope of claims of the present invention.

Claims

1. An intelligent access control, characterized in that: comprising the following steps: the card sensing module (3) and the data control module (1) are electrically connected with each other; an induction coil (32) is arranged in the card induction module (3) and is used for simulating interaction of an access card and a card reader in the access card system through electromagnetic induction; the data control module (1) is internally provided with a PCB (printed circuit board) for receiving a wireless signal sent by a user mobile phone to confirm the identity of the user, and after confirming the identity of the user, the interaction between the card sensing module (3) and the card swiping device can be activated to control the door opening of the access control system, and the data control module is characterized in that: the card sensing module (3) further comprises a back plate (31), the sensing coil (32) is fixedly arranged on the back plate (31), and the back plate (31) is fixedly connected with the outer surface of the card swiping device; the data control module (1) further comprises a box body (11), and the PCB circuit board (12) is arranged inside the box body (11); the box body (11) and the backboard (31) are arranged in a mutually separated mode, and the PCB circuit board (12) is electrically connected with the induction coil (32) through the data wire (2); a panel (14) is arranged on the box body (11), a PCB protective cover (113) is arranged in the box body (11), and the PCB circuit board (12) and the PCB protective cover (113) are both positioned between the panel (14) and the box body (11); a tinfoil (143) is fixedly connected to one surface of the panel (14) close to the PCB (12), and the PCB (12) is electrically connected with the tinfoil (143); a chip (121) and a connector (123) are integrated on the PCB (12); an initial authorization board (124) is integrally connected to the PCB (12), an integrated circuit is arranged on the initial authorization board (124), and when the initial authorization board (124) is not broken, the chip (121) can read a circuit signal of the PCB (12) and allow a user to write key information into the chip (121); when the initial authorization board (124) is broken, the user is forbidden to write key information into the chip (121); the connector (123) includes needle shaft (1231), compression spring (1232) and hollow needle tubing (1233), and perpendicular fixed connection of needle tubing (1233) one end is on PCB circuit board (12), and other end sliding connection has needle shaft (1231), and compression spring (1232) are located inside needle tubing (1233), and the central axis of compression spring (1232) is parallel with the central axis of needle tubing (1233), compression spring (1232) one end and the lower extreme looks butt of needle tubing (1233), the other end and needle tubing (1231) looks butt, and the one end and the tinfoil paper (143) of needle tubing (1233) are kept away from to needle tubing (1231) are connected.

2. The intelligent access control of claim 1, wherein: the PCB circuit board (12) is provided with a positioning hole (127), and a positioning column (116) for inserting the positioning hole (127) is fixedly connected in the box body (11).

3. The intelligent access control of claim 1, wherein: the PCB circuit board (12) is positioned inside the PCB protection cover (113).

4. The intelligent access control of claim 2, wherein: and the PCB protective cover (113) is provided with a mounting hole (1132) which is spliced with the positioning column (116).

5. An intelligent access control as claimed in claim 3 or 4, wherein: the PCB protection cover (113) is fixedly connected with the box body (11) through a fastener.

6. The intelligent access control of claim 1, wherein: the PCB circuit board (12) is provided with a light emitting diode (122), the tinfoil paper (143) is provided with a first light transmitting hole (1431) at a position corresponding to the light emitting diode (122), and the panel (14) and the position corresponding to the first light transmitting hole (1431) can transmit light.

7. The intelligent access control of claim 6, wherein: a frame (13) is arranged between the panel (14) and the box body (11), the frame (13) is fixedly connected with the box body (11), and the panel (14) is fixedly connected with the frame (13).

8. The intelligent access control of claim 7, wherein: the frame (13) is fixedly connected with the box body (11) in a sealing mode.

9. The intelligent access control of claim 7, wherein: the panel (14) is fixedly connected with the frame (13) in a sealing way.

10. The intelligent access control of claim 7, wherein: the frame (13) is fixedly connected with a plug-in connection part (131), and the plug-in connection part (131) is plugged with the box body (11).

11. The intelligent access control of claim 10, wherein: the inner wall of the plug-in connection part (131) is fixedly connected with a plug-in connection rib plate (133), one surface of the plug-in connection rib plate (133) close to the box body (11) is located between the plug-in connection part (131) and the box body (11), and the plug-in connection rib plate (133) is plugged into the inner wall of the box body (11).

12. The intelligent access control of claim 1, wherein: a battery mounting cavity (119) is arranged in the box body (11).

13. The intelligent access control of claim 12, wherein: the inner wall of the box body (11) is provided with a groove (1121), and when the battery is arranged in the battery installation cavity (119), the outer column surface of the battery can be inserted into the groove (1121).

14. The intelligent access control of claim 13, wherein: the groove (1121) is cylindrical, and the central axis of the groove (1121) is parallel to the central axis of the battery during installation.

15. The intelligent access control of claim 1, wherein: the card sensing module (3) further comprises a front cover (33), the front cover (33) is fixedly connected with the back plate (31), and the sensing coil (32) is located between the back plate (31) and the front cover (33).

16. The intelligent access control of claim 15, wherein: the front cover (33) is fixedly connected with the back plate (31) in a sealing way.

17. The intelligent access control of claim 1, wherein: the backboard (31) is fixed with the outer surface of the card reader through bonding.

18. The intelligent access control of claim 1, wherein: one surface of the box body (11) far away from the PCB circuit board (12) is provided with a storage groove (1122) for accommodating the data wire (2), and the data wire (2) has flexibility.

19. The intelligent access control of claim 18, wherein: an inserting port (1123) is formed in the inner wall of the accommodating groove (1122), and one end, close to the PCB (12), of the data line (2) is inserted into the inserting port (1123).

20. The intelligent access control of claim 19, wherein: one end of the data line (2) close to the plug-in interface (1123) is fixedly connected with the box body (11).