WO2020155154A1

WO2020155154A1 - Key management box, key chain, key management device and key management method

Info

Publication number: WO2020155154A1
Application number: PCT/CN2019/074624
Authority: WO
Inventors: 刘荣平
Original assignee: 广州市安屯尼电子科技有限公司
Priority date: 2019-02-02
Filing date: 2019-02-02
Publication date: 2020-08-06
Also published as: CN216848821U

Abstract

Disclosed are a key management box, a key chain, a key management device and a key management method. The key management box (100) comprises a body (40) with several key clamping modules (10) arranged thereon. The key management box (100) further comprises a general control PCB (52) disposed in the body, the several key clamping modules (10) are connected with the general control PCB (52), and the general control PCB (52) controls to automatically clamp or unlock a key chain (200). The described device and method can realize intelligent key management.

Description

Key management box, key chain, key management device and key management method

Technical field

The main key management technology of the present invention particularly relates to a key management box, key fob, key management device and key management method.

Background technique

At present, many real estate owners will entrust real estate agents to deal with them when renting or selling their houses. The keys to the houses are managed by the real estate agents, and the brokers are authorized to carry the keys to inspect the house. However, there may be a risk of loss when the brokers keep the keys. Or privately take the owner's key to do other things, which will have a negative impact on the intermediary company. Or where a centralized key management is required, the prior art cannot provide a safe, convenient and intelligent key management device.

technical problem

The technical problem solved by the present invention is to provide a key management box to solve the problem that the prior art cannot provide a safe, convenient and intelligent key management device.

Another technical problem solved by the present invention is to provide a keychain suitable for intelligent key management.

Another technical problem solved by the present invention is to provide a key management device for intelligently managing keys.

Another technical problem solved by the present invention is to provide a key management method for intelligent management of keys.

Technical solutions

To solve the above technical problems, the present invention adopts the following technical solutions:

A key management box includes a fuselage, and a plurality of key clamping modules are arranged on the fuselage. The key management box also includes a master control PCB arranged in the fuselage. The plurality of key clamping modules and the master control PCB connection, controlled by the master control PCB to automatically clamp or unlock the keychain.

In some embodiments, the key management box further includes a network communication device. The key management box communicates with the background server and/or the user terminal through the network communication device, and the network communication device is connected to the master control PCB or integrated in The master control PCB; the key management box is also provided with an instruction input device, the instruction input device is a way for the user to send a key retrieval request to the key management box; the instruction input device is a scan code, a button, a display screen or a receiver One or more of the modules; the instruction input device is connected to the master control PCB.

In some embodiments, the key clamping module includes a fixing seat, and the fixing seat defines a storage channel for accommodating the keychain and allowing the keychain to be inserted or ejected; a clamping mechanism is also provided in the fixing seat, and the card The tightening mechanism includes a buckle. The buckle is installed in the fixed seat to cooperate with the warehouse movement, thereby clamping or releasing the key chain in the warehouse; a plurality of key clamping modules are jointly or separately configured with a module control board; The module control main board is connected with the master control PCB.

In some embodiments, the clamping mechanism includes a pair of buckles, which are respectively rotatably installed on both sides of the warehouse; a pair of buckles are linked together, and rotate to the middle to tighten and clamp the keychain in the warehouse. , When turned to the outside, open and release the keychain; the module control board is provided with a charging module and a charging terminal, which are used to charge the keychain and/or read the keychain information; the clamping module is also provided There is a sensor, the sensor is connected to the module control board, and the sensor is used to detect the position information and/or identity information of the keychain.

In some embodiments, the buckles are movably connected together by connecting rods, and the connecting rods reciprocate to drive a pair of buckles to rotate in the middle to tighten or to rotate outward to open; the tightening mechanism is also provided with a reset The element resets the rotation of the buckle; the two ends of the connecting rod are respectively connected with the buckle and the reset element.

In some embodiments, the buckle includes a hook and a rotating arm connected to the hook, and the end of the rotating arm is movably connected by one end of the link to drive the hook to tighten in the middle or open to the outside; The reset element is an elastic element, which is connected to the other end of the connecting rod; when the keychain is not inserted into the warehouse, the elastic element handles the stretched or compressed state with small deformation, and the keychain is inserted into the warehouse to push the buckle inward The elastic element is stretched or compressed by the connecting rod to a stretched or compressed state with a large amount of deformation; the connection between the hook portion of the buckle and the rotating arm is rotatably mounted on the fixed seat through the rotating structure.

In some embodiments, the rotating arm of the buckle is provided with a convex surface, and the convex surface of the buckle pushes the keychain out of the warehouse by the elastic force of the elastic element; the hook part of the buckle and the rotating arm are arranged up and down, Make the hook part located above the connecting rod, the connecting rod is located at the bottom of the warehouse; the end of the connecting rod and the end of the rotating arm are movably connected with a protrusion/groove in an interchangeable setting, the protrusion is a cylindrical protrusion, and the groove It can be through or not through, and cooperate with each other flexibly.

In some embodiments, the key management box further includes an unlocking mechanism that pushes the buckle to rotate outward to unlock it; the key management box also includes a transport mechanism that ejects the key fob from the warehouse; the transport mechanism includes an elastic element One or a combination of the ejection method, the roller friction sending method, the push rod or the motor driving and rotating sending method.

In some embodiments, the unlocking mechanism is a solenoid valve; the solenoid valve is connected to the module control main board, and the module control main board controls its operation; the solenoid valve drives the buckle to move to release the keychain to unlock.

In some embodiments, the reset element is a reset spring; the solenoid valve is connected to one end of the connecting rod and drives the buckle to move by driving the connecting rod; the solenoid valve is provided with a support shaft, and one end of the connecting rod is provided with a shaft hole. The support shaft of the valve passes through the shaft hole of the connecting rod, and the return spring is sleeved on the support shaft; the end of the support shaft is movably connected to the fixed seat.

In some embodiments, the shaft sleeve provided in the fixed seat is used to support the movement of the solenoid valve and/or the guide solenoid valve. The end of the support shaft of the solenoid valve is movably connected to the shaft sleeve in the fixed seat, and the return spring The two ends respectively abut against the end of the connecting rod and the shaft sleeve set in the fixing seat; the shaft sleeve is set close to the warehouse mouth; when the solenoid valve is energized, it pushes out and pushes the connecting rod forward to drive the buckle to rotate outward, opening the buckle to Unlock, while compressing the return spring to a compressed or stretched state with a larger amount of deformation; after the solenoid valve is de-energized, the return spring pushes the connecting rod backward to drive the solenoid valve and/or the buckle to reset.

In some embodiments, the transport mechanism is an elastic component, including a guide block, the guide block is installed with one or more elastic elements, the elastic element is installed between the guide block and the fixed seat; the guide block is located in the warehouse and can be connected to the front of the keychain It is arranged in contact; when the buckle of the clamping mechanism rotates to the outside and opens, the elastic element pushes the guide block to eject the key chain outward.

In some embodiments, the guide block is further provided with a guide hole or a guide shaft, a guide shaft or a guide hole is provided in the fixing seat, and the guide block is guided to slide back and forth through the cooperation between the guide shaft/guide hole; A limited buckle is also provided to limit the stroke of the guide block.

In some embodiments, a pair of guide bodies are respectively provided on both sides of the warehouse road, and a guide groove is formed on the inner side of the guide body to define the warehouse road together with the fixing seat; both sides of the keychain are inserted into the guide groove; one end of the guide body A card hole is formed; the card hole is movably aligned with the card slot provided on the side of the keychain; when the card buckle is locked into the card slot of the keychain, the card hole at the end of the guide body is simultaneously locked.

The present invention also provides a key buckle, including a casing and a lock ring, the casing is provided with a lock hole, the lock ring is stringed with keys and both ends are clamped in the lock hole; the casing is provided with a lock lock ring The locking device is also provided with a keychain control main board, which is connected with the locking device and controls the locking activity of the locking device.

In some embodiments, the locking device includes a motor, the output end of the motor is connected with a locking buckle and/or a locking plate, the end of the locking ring is provided with a slot, and the motor controls the buckle and/or the locking plate. It is locked in the card slot, and the keychain control main board is connected with the motor and controls the operation of the motor.

In some embodiments, the key fob further includes a GPS module and/or a network communication device connected to the key fob control board, so as to locate and monitor the position of the key fob; the key fob is provided with key identity information, The key identity information includes key room number information and/or landlord information.

In some embodiments, the key fob control main board is connected to the module control main board; an electric core is provided in the casing, and the electric core is connected to the key fob control main board and/or the GPS module and/or the network communication device and provides Power supply; the battery is controlled and charged by the module control main board; the key fob also includes charging and/or communication contacts, connected with the key fob control main board and connected with the module control main board.

In some embodiments, the key management device includes the key management box and the key fob; the key management box is provided with a plurality of key clamping modules, one of which is clamped in each clamping module Or multiple keychains.

The present invention also provides a key management method. The method uses the above-mentioned key management device to perform key management, including the following steps:

The control center of the key management box receives the instruction to take the key;

The control center of the key management box confirms the identity information of the corresponding keychain;

The control center of the key management box sends an unlock command to the module control main board of the corresponding clamping module;

The module control main board controls and drives the corresponding unlocking mechanism to open the buckle and unlock;

The key chuck module pops up the keychain and feeds back information to the server to complete the request for access to the key.

The key management method further includes:

The positioning and monitoring steps after the key is taken.

The location tracking step includes:

The key fob obtains location information through the GPS module;

The key fob sends the location information to the server through the network communication device.

Beneficial effect

By adopting the above technical solutions, the present invention obtains the following technical effects:

The key management box of the present invention realizes an intelligent key management device with the Internet of Things as the basic service platform.

More specifically, the smart key management device contains two parts: a key management box and a key fob. The key fob contains an identity ID, which is bound to the owner’s key, and is placed in the key management box to be locked. When the key is needed, use The user can use the terminal to scan the code to unlock the key fob, and there will be data records for these operations in the background. At the same time, the key fob has a positioning function and can know the location of the key. This intelligent management method can carry out unified management and control of the key to avoid key loss At the same time, you can locate and monitor the risks.

Description of the drawings

Fig. 1 is an exploded view of a key management device according to an embodiment of the present invention.

Figure 2 is an exploded view of an automatic clamping module according to an embodiment of the present invention, in which Figures 2(a) and 2(b) are exploded views from different perspectives.

Fig. 3 is an assembly diagram of an automatic clamping module according to an embodiment of the present invention, in which Fig. 3(a) is a locked state, and Fig. 3(b) is an unlocked state.

Fig. 4 is a perspective view of the clamping mechanism of the embodiment of the present invention.

Fig. 5 is a plan view of the clamping mechanism of the embodiment of the present invention.

Fig. 6 is an exploded view of the key fob according to the embodiment of the present invention.

Figure 7 is an assembly diagram of the key fob according to the embodiment of the present invention.

Fig. 8 is an exploded view of the key structure of the embodiment of the present invention.

Embodiments of the invention

The embodiments of the present invention described below are not used to limit the present invention to these specific embodiments, but those skilled in the art can implement and use the present invention.

1-8, the key management device 1000 of the present invention is an intelligent key management device based on the Internet of Things as a service platform, and includes a key management box 100 and several key fobs 200. The key management box 100 is provided with a number of key clamping modules 10, and the key clamping modules 10 are used to house and manage the key fob 200. An identity ID can be set on the key fob 200, which is bound with the owner's key and locked in the key management box 100. When the key 300 needs to be used, the user scans the code to unlock the key fob 200 through the terminal. These operations will have data records. At the same time, the keychain 200 has a positioning function and can know the location of the key 300. This intelligent management method can perform unified management and control of the key, avoid the risk of key loss, and can perform positioning monitoring. The key management box 100 includes a plurality of key clamping modules 10, and the key fob 200 can be automatically clamped in the key clamping module 10.

1 again, the main components of the key management box 100 include a body 40, a command input device 30, a control center 50, a network communication device 51, and several automatic key clamping modules 10, etc. The control center 50 and the network communication device 51 can be integrated on the master control PCB 52, and of course, they can also be independent components or separately arranged on different PCB boards. The master control PCB and PCB board are installed in any suitable position in the body. In the embodiment of the present invention, the master control PCB 52 to realize the function of the control center.

The body 40 is the main structural component of the entire key management box 100, and other functional components are installed and fixed in the body. The structure of the fuselage is not limited, and it can be a front-rear combination type, a top-bottom combination type or other methods. In this embodiment, the body 40 includes a front cover 41, a rear cover 42 and a middle shell 43 in the middle. The front cover 41 corresponds to a number of openings 44 for inserting keys into the key management box 100. The middle shell 43 is provided with a plurality of cavities 45 for installing the automatic key clamping module 10, corresponding to and penetrating the opening 44 of the front cover.

A command input device 30 is provided on the body 40. The instruction input device 30 is a way for a user (such as an intermediary broker) to send a key retrieval request to the key management box 100. It can be implemented in various ways, such as a simple barcode, a QR code, a button, a small display screen, and a receiving module. Wait. The receiving module can be in the form of a network module, a Bluetooth module, etc. When the user needs to take the key, the command input device sends a key take-out request to the key management box. The request can be directly transmitted by the instruction input device 30 to the key management box 100, or the key retrieval request can be transmitted to the background server through the mobile terminal.

As an implementation manner, the instruction input device 30 is a two-dimensional information code. The user scans the two-dimensional code through his mobile terminal to make the mobile terminal send a request to the background server. After receiving the request instruction, the background server will send the key The management box 100 issues an instruction to eject the key fob 200.

The control center 50 is the control center of the key management box. The control center 50 is electrically connected to the functional components of the key management box 100. The control center 50 controls the functional components to complete their respective actions and realize the normal operation of the whole machine. The control center can be realized by a chip, usually integrated in the control PCB. In order to save manufacturing costs, in this embodiment, the control center 50 and the network control device 51 of the whole machine are integrated on the same master control PCB 52 and are electrically connected to other electronic functional components.

A network communication device 51 is also provided inside the fuselage 40, and the network communication device 51 is used to directly or indirectly connect the key management box 100 with the background server and/or the user terminal, so that data transmission and command transmission and reception can be performed between the three. The form of the network communication device is not limited. It can use 3G/4G module to directly connect the key management box 100 with the background server and/or user terminal through the 3G/4G network, or use the WIFI module, or connect the key management box through a wired network 100 with background server, even using Bluetooth module. The key management box 100 can be connected to the user's mobile terminal first, and then communicate with the background server through the wireless network of the user's mobile terminal. For example, the network communication device used is a 4G module. Of course, higher-level network modules, such as 5G, can also be used. The network communication device 51 used in this embodiment is a 2G module.

The key clamping module 10 is the core component of the key management box 100 of the present invention. A plurality of repeating units of the key clamping module 10 are arranged on the key management box 10, and each key clamping module 10 is correspondingly locked with a key fob. 200, you can fasten one or more keychains. The key clamping module 10 is inserted inwardly from the opening 44 of the front cover 41 and received in the cavity 45 of the body.

2-5 again, the key clamping module 10 accommodates a key fob 200 and automatically locks the key fob 200 through the clamping mechanism 8 inside. The key clamping module 10 includes a fixing base 1 and a clamping mechanism 8, and also includes a power mechanism for sending out the key fob 200. A hollow cavity is formed in the fixing base 1 to accommodate the key fob 200 and can charge the key fob 200. The clamping mechanism 8 is used to lock the key fob 200. The key clamping module 10 further includes an unlocking mechanism, and the unlocking mechanism is used to unlock the key fob 200.

A sensor 7 is also arranged in the key clamping module 10, and each key clamping module 10 is also equipped with a module control main board 6. Of course, the module control main board 6 can also be implemented by the master control PCB 52 without separate setting. The sensor 7 is connected to the module control main board 6. The module control main board 6 is provided with a charging module 60 and a charging terminal 61. In this embodiment, the module control main board 6 is provided with a thimble for charging and/or reading the key Deduction related information such as electricity, identity information, etc. The sensor 7 can also be arranged on the module control main board 6. Several rows and/or rows of key clamping modules 10 are arranged on the chassis 100, and each row and/or row of key clamping modules 10 or multiple modules 10 can share a module control motherboard 6 to save space and facilitate integration Therefore, corresponding to each row and/or row of key clamping modules 10 and/or multiple key clamping modules 10, sensors 7, charging modules 60, and charging terminals 61 corresponding to the number and positions are provided on the module control main board 6. The sensor 7 is used for detecting the position information of the key fob 200, for example, detecting whether there is a key fob in the warehouse, or detecting whether the key fob is stuck in place.

The fixing base 1 is the main structural part of the key clamping module 10 and is used to install other functional components. The fixing base 1 forms a warehouse 12 for accommodating the keychain 200. The structural form of the fixing base 1 is not limited, and it may be a front-rear combination type, a top-bottom combination type or other methods. In this embodiment, the fixed seat 1 includes an upper seat 11 and a base 18, and the upper and lower assembly forms a hollow cavity inside.

The key clamping module 10 is also provided with a guide body 14. The two guide bodies 14 are respectively arranged on both sides of the inner side of the fixing seat. The guide body is provided with a guide groove 144, which together with the fixing seat 1 defines a hole for inserting and ejecting the key fob 200 In the warehouse 12, the guide bodies 14 are located on both sides of the warehouse 12, and the two sides of the key chain 200 are inserted into the guide groove 144. The upper seat 11, the base 18 and the guide body 14 of the fixed seat 1 can be fastened and installed by means such as snaps, mounting posts/mounting holes, screws, etc. In this embodiment, the guide body 14 is provided with a mounting hole 140, the fixing base 1 (for example, in the upper base 11) is provided with a mounting post, inserted into the mounting hole 140, and the guide body 14 is installed inside the fixing base. The upper end 141 of the guide body 14 abuts against the inside of the fixing base 1, and the end of the lower end 142 is provided with a clamping hole 143, which can be tightly or loosely fitted with the clamping mechanism 8. The guide groove 144 is matched with the side of the keychain to accommodate the keychain. The guide body 14 is used to support and guide the keychain to enter and exit the warehouse stably.

A warehouse door 15 is provided at the warehouse entrance of the warehouse road 12, and the warehouse door 15 is installed at the front end of the fixed seat through an elastic body 17 (specifically a torsion spring) and a rotating shaft to rotate and reset.

The key chuck module 10 is further provided with a transport mechanism 13 for ejecting the key fob from the warehouse. The transport mechanism 13 can take various forms, including but not limited to the way that elastic elements are ejected, the way that the friction force of the roller is sent out, and the push rod Or a structure such as a motor-driven and rotationally sending out. In this embodiment, the simplest elastic component is used as the transport mechanism. 2 (a) (b), specifically, the transport mechanism 13 includes a guide block 130, the guide block 130 is installed with one or more elastic elements 131, in this embodiment, the elastic element 131 is installed on the back of the guide block 130 and fixed Between Block 1. Specifically, the elastic element 13 is a spring, and two ends of the spring are respectively connected to the guide block 130 and the inner wall of the fixing seat. The guide block 130 is also provided with a guide hole 132. As shown in Figure 2(b), the upper seat 11 of the fixing seat is provided with a guide shaft 110, for example, it is arranged on the back plate of the upper seat 11, and is arranged in an offset position with the thimble mounting hole. The guide hole 130 of the guide block 130 and the guide shaft 110 of the fixing seat It can also be arranged interchangeably, with the guide shaft 110 inserted into the guide hole 130 to slide back and forth. A limit buckle 112 is also provided in the fixing seat to limit the stroke of the guide block 130. In a specific example, the limit buckle 112 is provided in the top wall of the upper seat. The transport mechanism 13 is assembled in the fixed seat (the deepest part of the warehouse). One end of the elastic element 131 is fixed to the inner wall of the warehouse, and the other end supports the guide block 130. When assembled, it is arranged above or below the thimble and contacts the keychain 200. . When the buckle 80 of the clamping module 10 is opened, the transport mechanism 13 can eject the key chain. The elastic force of the elastic element 131 pushes the guide block 130 to move forward along the guide axis to eject the key fob 200, and the maximum position of the forward movement is limited by the limit buckle 112. When the key fob 200 is inserted into the warehouse, the guide block 130 is pushed inward to compress the spring. It can be understood that the transport mechanism 13, the guide shaft 110 and the limiting buckle 112 can be arranged in other suitable positions inside the fixing base 1.

The clamping mechanism 8 includes a pair of buckles 80. The buckles 80 are movably arranged in the warehouse lane 12 so as to clamp or release the key chain 200. Specifically, the buckles 80 are rotatably installed in the warehouse lane in the fixed seat 1. On the side, a pair of buckles 80 are respectively installed on both sides of the warehouse, and rotatably fits or separates from the key buckle 200 in the warehouse. Specifically, it is clamped in the slot 21 of the key buckle 200. The buckle 80 is rotatably installed in the fixing seat 1, and the buckle 80 rotates toward the warehouse (that is, tightens to the middle) to lock the key buckle, and turns it to the outside to release the key buckle. The clamping mechanism 8 also includes a connecting rod 84 which connects the pair of buckles 80 to form a linked clamping mechanism, which locks or locks the key buckle 200 in the warehouse in linkage or unlocks it in linkage. One end of the connecting rod 84 is linked to a pair of buckles 80, and the other end is provided with a reset element 85, such as a reset spring. With the elastic force of the spring, the connecting rod 84 drives the buckle to return to the zero position. The connecting rod 84 reciprocates and pulls or pushes the buckle forward or backward to move the buckle toward or away from the warehouse road 12, thereby clamping or unlocking.

As a specific example, the buckle 80 includes a hook portion 81. The connecting end of the hook portion 81 is provided with a rotating structure (rotation shaft or shaft hole) 82 so as to be rotatably installed in the fixed seat. The buckle 80 is also provided with a rotating arm 83. One end of 83 is integrally connected to the hook 81 at the rotating structure 82, and rotates around the rotating structure 82 together. The other end of the rotating arm 83 is connected to the connecting rod 84. In this embodiment, the rotating arm 83 and the hook 81 are connected at an angle (for example, but not limited to an angle of about 90 degrees or less), which drives the hook 81 to rotate together. The rotating arms 83 of a pair of buckles 80 extend laterally, and their respective ends are movably connected together by a connecting rod 84. The end of the connecting rod 84 and the end of the rotating arm are movably connected with a protrusion/groove 91 in an interchangeable arrangement. The protrusions are cylindrical protrusions, and the grooves may be through or not through, and are movably connected to each other.

The connecting rod 84 is movably installed in the fixing seat 1 at the bottom of the warehouse. One end of the connecting rod 84 is located between the two buckles 80 and is movably connected to the two buckles 80, and the other end is equipped with a reset spring and movably connected to the fixing seat. The example is near the warehouse. The buckle 80 is arranged at the bottom of the deeper part of the warehouse. When the keychain is not inserted, the buckle is in the zero position, the return spring is in a state of tension or compression with the minimum deformation, and the hook of the buckle leaves the warehouse. After the key buckle is inserted, push the buckle rotating arm 83 inward to drive the buckle to rotate, and the hook 81 rotates into the warehouse road into the warehouse road, and is clamped to the side of the key chain.

In this embodiment, the card hole 143 provided at the end of the guide body 14 is aligned with the card slot 21 provided on the side of the keychain. When the card buckle 80 is locked into the card slot 21 of the keychain, the hook part 81 simultaneously lifts the end of the guide body 14 The card hole 143 is clamped tightly.

The rotating arm of the buckle 80 may be provided with a convex surface 86. When the buckle is opened, the convex surface 86 pulls the key chain outwards under the pulling of the connecting rod to facilitate the key chain to be pulled out of the warehouse.

In this embodiment, the hook portion 81 of the buckle and the rotating arm 83 are arranged up and down dislocation, so that the hook portion 81 is located above the connecting rod, the connecting rod is located at the bottom of the warehouse, and the unlocking mechanism is installed below the connecting rod without affecting the keychain In and out of the warehouse. Of course, the structural arrangement of the buckle, the position of the connecting rod and the unlocking mechanism can be adjusted appropriately according to the actual application.

The key clamping module 10 also includes an unlocking mechanism for separating the locking mechanism 8 from the key fob 200. In this embodiment, the unlocking mechanism is the solenoid valve 9. Of course, other unlocking mechanisms are also applicable, which can be achieved by detaching the buckle from the keychain. The solenoid valve 9 is connected to the module control main board 6, and the module control main board 6 controls its work. The solenoid valve 9 is provided with a support shaft 90, one end of the connecting rod (the end opposite to the buckle in this embodiment) is provided with a shaft hole, and the solenoid valve 9 is connected to one end of the connecting rod, specifically, tightly mounted on At the end of the connecting rod, the support shaft 90 passes through the shaft hole at the end of the connecting rod. The return spring 85 is sleeved on the support shaft 90. The end of the support shaft 90 is movably connected to the shaft sleeve 16 provided in the fixing seat. The shaft sleeve 16 is used for To support the solenoid valve 9 and guide the movement of the solenoid valve 9, the shaft sleeve 16 is arranged close to the warehouse mouth. One end of the connecting rod of the solenoid valve 9 is connected with the buckle 80, and the other end is connected with the solenoid valve 9 and can be driven by the solenoid valve 9 to move. The return spring 85 is sleeved on the support shaft 90 of the solenoid valve, and both ends abut against the end of the connecting rod and the shaft sleeve 16 provided in the fixing seat respectively, and are connected between the two.

The solenoid valve 90 is connected to the locking mechanism 8 through the connecting rod 84. When the solenoid valve 9 is energized, the solenoid valve 9 is ejected to drive the connecting rod 84 to move. In this embodiment, the solenoid valve 9 is energized and ejected forward (toward the warehouse The direction of the port), the connecting rod moves forward under the push of the solenoid valve 9, and the linkage drives the buckle 80 to open in rotation. In this embodiment, the movement direction of the solenoid valve 90 is the same as the connecting rod direction, and is located at the bottom of the warehouse and located below the key fob 200. When the solenoid valve 90 is energized, the connecting rod will be pushed forward to drive the buckle to rotate the hook part away from the warehouse, open the buckle to unlock it, and at the same time compress the return spring 85, the spring is in a compressed (or stretched) state with a large amount of deformation. After the power is cut off, the end of the connecting rod and the solenoid valve 9 are pushed backward under the action of the spring 85, and the solenoid valve 9 moves backward to reset. The buckle also resets the zero position.

It can be understood that the rotating structure 82 of the buckle 80 can also be provided with a reset element (such as a torsion spring) to automatically reset the buckle. The connecting rod can also be located behind the buckle, and the solenoid valve 9 is located behind the buckle to open the buckle by pushing the buckle.

In the embodiment of the present invention, the solenoid valve 9 is connected to the buckle 80 through a connecting rod 84. When the solenoid valve 9 is energized, the connecting rod 84 is pushed to drive the buckle 80 to move, the buckle 80 is opened, and the key buckle 200 automatically pops out; When the valve 9 is de-energized, the buckle 80 is reset under the action of the spring 85.

The working principle of the present invention is:

When the control center 50 receives the instruction to fetch the key, it sends a movement instruction to the module control main board 6 of the clamping mechanism 8, and the module control main board 6 controls the solenoid valve 9 to act, and the buckle 80 is driven to open through the connecting rod 84. The key fob 200 is ejected under the action of the transport mechanism 13 (the elastic force of the elastic element 131) to complete the retrieval of the key. After that, the module control main board 6 continues to send instructions to the solenoid valve 9 to close the solenoid valve 9, and the connecting rod 84 is reset under the action of the spring 85 to drive the buckle 80 to reset. The automatic key clamping module 10 also has a charging function, which can charge the batteries of the key fob 200.

The automatic key clamping module 10 has a warehouse door 15. The warehouse door 15 is reset under the action of the torsion spring 17, and cooperates with the front cover 41 of the key management box. When the keychain 200 is inserted into the automatic key clamping module 10, the warehouse The door 15 can be automatically pressed down. The key fob 200 is provided with a card slot 21. When the key fob 200 is inserted into the automatic key clamping module 10, the buckle 80 is tightened toward the middle under the action of the spring 85 to fasten the card slot 21 of the key fob 200, such as As shown in Figure 3(a). When the key box receives the eject key instruction from the backend server, the solenoid valve 9 is energized and ejected, driving the connecting rod 84 to move forward, thereby driving the buckle 80 to pop open, and the key buckle 200 is ejected, as shown in Figure 3(b) Show.

Referring to Figure 3(a), Figures 6-8, an embodiment of the present invention also provides a key fob 200. The main components include a casing 2, a locking device 20, a network communication device 24, a GPS module 23, a battery core 25 and a key Button control motherboard 22. In this embodiment, the network communication device 24, the GPS module 23, and the key fob control main board 22 are all integrated, that is, integrated on the key fob control main board 22. It is understood that they can also be integrated on different PCBs. A card slot 21 is formed on the side of the housing 2 to form a tight fit with the hook.

The locking device 20 includes a motor 26 and a locking plate (or locking buckle) 27. When the key 300 is inserted into the lock hole 29 on the lock ring 28, the motor 26 can control the locking plate (or locking buckle) 27. Tighten the lock ring 28 to bind the key fob 200 and the key 300 together.

Wherein, the casing 2 is the main structural component of the entire key fob 200, and other functional components are installed and fixed in the casing 2. The structure of the casing 2 is not limited, and may be a front and rear combination type, a top and bottom combination type or other methods.

The network communication device 24 is used for the key fob 200 to communicate with the background server, and is used for data transmission during GPS positioning. The form of the network communication device 24 is not limited, and 2G/3G/4G modules or higher-level modules or WIFI modules can be used. As an embodiment, the network communication device used is a combination of a 2G module and a WIFI module. When the key fob is taken by a broker to go out, the 2G module is used to communicate and locate, and when the key fob 200 is in a store, it is located through the WIFI connection.

The GPS module 23 is a satellite positioning module and is mainly used for position positioning of the key fob 200.

The battery core 25 can store a certain amount of electricity to provide electricity to the electronic module of the key fob and the locking device 20.

The keychain control main board 22 is the control center of the keychain 200. The keychain control mainboard 22 is electrically connected to the functional components of the keychain. The keychain control mainboard 22 controls the functional components to complete their actions and realize the normal operation of the keychain 200. .

The key fob 200 also includes a charging and/or communication contact 220, which is connected to the key fob control main board 22, or is arranged on the key fob control main board 22, and corresponding openings are provided on the casing to make the charging and/or communication contact 220 and The key clamping module 10 performs electrical connection and/or communication connection.

The locking device 20 includes a motor 26, a locking buckle 27 and a locking ring 28. The locking ring 28 is used to connect the key 300 in series. When the locking ring 28 is inserted into the locking hole, the motor can be controlled to drive the locking buckle (or lock plate). ) 27 Lock the lock ring tightly to bind the keychain and the key together. In this embodiment, the output end of the motor 26 is connected to a buckle (or lock piece) 27, and the buckle 27 locks the end of the lock ring 28 as the motor rotates. The end of the lock ring or the lock hole can be further provided with a nut or a collar, and the end of the lock ring is inserted into the nut or the collar, which facilitates the easy insertion of the end of the lock ring into the lock hole or exits and exits the lock hole to replace the key.

In another embodiment, a card slot 280 is opened at the end of the lock ring 28, and a lock plate 27 is connected to the output end of the motor. When inserted into the lock hole, the motor moves, and the lock plate is controlled by the motor to snap into the card slot to make the lock ring Cannot be unplugged.

In specific use, when the broker needs to take a key, a key taking instruction is issued through the instruction input device 30. After receiving the key taking instruction, the key management box 100 prompts the broker to select the corresponding key 300. After the broker selects the key, it is confirmed by the background server and the confirmation information is sent to the key management box 100. After the key management box 100 receives the confirmation information for selecting the key through the network communication device 51, the control center 50 sends an instruction to the module control main board 6 of the key management box, and the module control main board 6 controls and drives the corresponding automatic key clamping module The solenoid valve of 10 is activated, and the buckle 80 is opened at this time, and the key buckle 200 is automatically ejected, completing the request for access to the key.

As an embodiment, the process for the user to obtain the key of the present invention is as follows: the user scans the QR code on the device using the applet/APP, submits a key access request to the server, and the server sends a pop-up keychain to the key management box Command, the key management box executes the pop-up command; the key management box returns the pop-up result to the server, and the server returns the result to the user.

The embodiment of the present invention provides a smart key management system, which mainly includes: a key management box 100 and a number of smart key fobs 200, which are electrically and communication connected; wherein the key management box 100 includes a command input device 30 and a control center 50 (integrated in the master control PCB), a network communication module 51 (integrated in the master control PCB), and several key clamping modules 10. The key clamping module 10 includes a module control main board 6, a charging module 60, a sensor 7 and a solenoid valve 9. The control center 50 is connected to the instruction input device 30, the network communication module 51, and the module control main board 6 to perform data and information transmission, and communicates with the server and/or the user mobile terminal through the network communication module 51. The control center 50 is connected to a plurality of module control main boards 6. The module control main board 6 is electrically connected with several charging modules 60, several sensors 7 and several solenoid valves 9.

In the embodiment of the present invention, the key fob 200 includes a battery core 25 as a power source, a key fob control main board 22, a GPS module 23, a network communication device 24, and a motor 26. The battery core 25 is electrically connected to the key fob control main board 22, the GPS module 23, the network communication device 24, and the motor 26 to supply power to each module, and at the same time is electrically connected to the module control main board 6 of the key clamping module 10 for charging . The key fob control main board 22 is also connected with the GPS module 23, the network communication device 24 and the motor 26 to transmit data information or control the work of each module. The GPS module 23 and the network communication device 24 are also communicatively connected with the server and/or the user's mobile terminal to transmit location information or identity information.

The embodiment of the present invention provides a method for intelligently managing keys, including the following steps:

The control center of the smart key management box receives the user's instruction to take the key;

The control center of the smart key management box confirms the identity information of the corresponding keychain;

The control center of the smart key management box sends an unlock command to the module control main board of the corresponding key clamping module;

The module control main board controls and drives the solenoid valve (unlocking mechanism) corresponding to the clamping module to open the buckle;

Among them, the instruction received by the user to fetch the key is entered into the smart key management box through the user's self-instruction input device, or sent by the user terminal to the background server through APP or scanning code, etc., and the background server transmits to the key through the network communication module The management box, or directly sent to the key management box by the user terminal through APP or scan code, through the network communication module.

The background server confirms the identity information of the key selected by the user, and sends the identity information to the corresponding key management box.

The method for managing keys of the present invention further includes the steps of locating and monitoring keys, specifically:

The key fob obtains location information through the GPS module;

The preferred embodiments and variations of the system and method of the present invention are at least partially embodied or executed as a machine configured to receive a computer-readable medium to store computer-readable instructions. Preferably, the execution of the instructions is preferably completed by a computer executable element, and the computer executable element is preferably integrated into the system. The computer readable medium can be stored in any suitable computer readable medium such as RAMs, ROMs, flash memory, EEPROMs, optical devices (for example, CD or DVD), hard disk, floppy disk, or any suitable device. The computer executable element is preferably a general-purpose or special-purpose processor, but any suitable special-purpose hardware or hardware/firmware combination can alternatively execute the instructions.

The singular form "one" and "this" mentioned in the specification or claims of the present invention include both singular and plural forms unless explicitly indicated. For example, the word "a sensor" may include, and consider including, multiple sensors. Sometimes, the claims and description may include words such as "plurality", "one or more" or "at least one", but when there is no such limitation, it does not mean and should not be interpreted as meaning, It cannot be imagined as multiple.

The examples listed here, the disclosure of the drawings, and the specific embodiments that can be implemented in the present invention are merely illustrative but not limiting. Therefore, other embodiments can be utilized or derived, so that structural and logical substitutions and changes can be made without departing from the scope of the disclosure. These embodiments of the subject matter of the present invention are solely or collectively referred to as "the present invention" for convenience only, but they do not subjectively limit the scope of this application to any one invention or inventive concept, if more than one invention is disclosed Time. Therefore, although specific embodiments are disclosed herein, they can still be replaced by any solution that achieves the same purpose. The purpose of this description is to cover any and all adapted or changed implementations. Combinations of the above-mentioned embodiments and other unspecified embodiments are obvious to those skilled in the art based on the description of the above-mentioned specification.

Claims

A key management box includes a fuselage, and a plurality of key clamping modules are arranged on the fuselage. The key management box further includes a master control PCB arranged in the fuselage, and the plurality of keys are clamped tightly. The module is connected to the main control PCB, and the main control PCB controls to automatically clamp or unlock the keychain.
The key management box according to claim 1, wherein the key management box further comprises a network communication device, and the key management box communicates with the background server and/or the user terminal through the network communication device, and the network communication The device is connected to the main control PCB or integrated in the main control PCB; the key management box is also provided with an instruction input device, the instruction input device is a way for the user to send a key retrieval request to the key management box; the instruction input device is One or more of scan code, button, display screen or receiving module; the instruction input device is connected with the master control PCB.
The key management box according to claim 1, wherein the key clamping module includes a fixed seat, and the fixed seat defines a storage lane for accommodating the key chain and for inserting or ejecting the key chain; A clamping mechanism is provided, and the clamping mechanism includes a buckle. The buckle is installed in the fixed seat and cooperates with the warehouse road, thereby clamping or releasing the key chain in the warehouse road; several key clamping modules are common or separated A module control motherboard is groundly configured; the module control motherboard is connected to the master control PCB.
The key management box according to claim 3, wherein the clamping mechanism comprises a pair of buckles, which are respectively rotatably installed on both sides of the warehouse road; a pair of buckles are linked together to rotate and retract toward the middle. Tightly and fasten the keychain in the warehouse, open and release the keychain when turned to the outside; the module control board is provided with a charging module and a charging terminal for charging the keychain and/or reading the key Buckle information; the clamping module is also provided with a sensor, which is connected to the control board of the module, and the sensor is used to detect the position information and/or identity information of the keychain.
The key management box according to claim 4, wherein the buckles are movably connected together by connecting rods, and the connecting rods reciprocate to drive a pair of buckles to rotate in the middle to tighten or to rotate outward to open; The clamping mechanism is also provided with a reset element to reset the rotation of the buckle; the two ends of the connecting rod are respectively connected with the buckle and the reset element.
The key management box of claim 5, wherein the buckle includes a hook portion and a rotating arm connected to the hook portion, and the end of the rotating arm is movably connected by one end of the connecting rod to drive the hook portion to retract in the middle. Move tightly or open to the outside; the reset element is an elastic element, which is connected to the other end of the connecting rod; when the keychain is not inserted in the warehouse, the elastic element handles the tension or compression state with small deformation, and the inside of the warehouse After inserting the keychain, push the buckle inward through the connecting rod to stretch or compress the elastic element to a stretched or compressed state with a larger amount of deformation; the connection between the hook part of the buckle and the rotating arm is rotatably installed on the fixed seat through the rotating structure .
The key management box of claim 6, wherein the rotating arm of the buckle is provided with a convex surface, and the convex surface of the buckle pushes the key buckle out of the warehouse by the elastic force of the elastic element; The connecting rod and the rotating arm are arranged in an up-and-down position, so that the hook part is located above the connecting rod, and the connecting rod is located at the bottom of the warehouse; the end of the connecting rod and the end of the rotating arm are movably connected with a protrusion/groove in an interchangeable setting, The protrusions are cylindrical protrusions, and the grooves may be through or not through, and are movably matched with each other.
The key management box according to claim 5, wherein the key management box further comprises an unlocking mechanism that pushes the buckle to rotate outward to unlock it; the key management box further comprises ejecting the key fob from the warehouse. The conveying mechanism; the conveying mechanism includes one or a combination of the elastic element ejection method, the roller friction sending method, the push rod or the motor driving and rotating sending method.
The key management box of claim 8, wherein the unlocking mechanism is a solenoid valve; the solenoid valve is connected to the module control main board, and the module control main board controls its work; the solenoid valve drives the buckle to move to release The keychain is unlocked.
The key management box according to claim 9, wherein the reset element is a reset spring; the solenoid valve is connected to one end of the connecting rod, and drives the buckle to move by driving the connecting rod; the solenoid valve is provided with a support shaft to connect One end of the rod is provided with a shaft hole, the support shaft of the solenoid valve passes through the shaft hole of the connecting rod, and the return spring is sleeved on the support shaft; the end of the support shaft is movably connected to the fixed seat.
The key management box according to claim 10, wherein the shaft sleeve provided in the fixed seat is used to support the movement of the solenoid valve and/or the guide solenoid valve, and the end of the support shaft of the solenoid valve is movably connected to the fixed In the shaft sleeve in the seat, the two ends of the return spring respectively abut against the end of the connecting rod and the shaft sleeve provided in the fixed seat; the shaft sleeve is set close to the warehouse mouth; when the solenoid valve is energized, it pushes out and pushes the connecting rod forward to drive the card The buckle rotates to the outside to open the buckle to unlock, and at the same time compress the return spring to a compressed or stretched state with a larger amount of deformation; after the solenoid valve is powered off, the return spring pushes the connecting rod backwards to drive the solenoid valve and/or card Buckle reset.
8. The key management box of claim 8, wherein the transport mechanism is an elastic component, including a guide block, the guide block is installed with one or more elastic elements, and the elastic element is installed between the guide block and the fixing seat; The block is located in the warehouse road and can be arranged in front contact with the keychain; when the buckle of the clamping mechanism rotates to the outside and opens, the elastic element pushes the guide block to eject the keychain outward.
The key management box according to claim 12, wherein the guide block is further provided with a guide hole or a guide shaft, the fixing seat is provided with a guide shaft or a guide hole, and the guide block passes through the cooperation between the guide shaft and the guide hole. It is guided to slide back and forth; a limit buckle is also provided in the fixed seat to limit the stroke of the guide block.
The key management box according to claim 3, wherein a pair of guide bodies are respectively provided on both sides of the warehouse road, and a guide groove is formed on the inner side of the guide body to define the warehouse road together with the fixing seat; Insert into the guide slot; one end of the guide body forms a card hole; the card hole is movably aligned with the card slot provided on the side of the keychain; when the card buckle is locked into the card slot of the keychain, the card hole at the end of the guide body is locked tight.
A key chain includes a casing and a lock ring, the casing is provided with a lock hole, the lock ring is stringed with keys and both ends are clamped in the lock hole; characterized in that a locking lock ring is provided in the casing The locking device is also provided with a keychain control main board, which is connected with the locking device and controls the locking activity of the locking device.
The keychain according to claim 15, wherein the locking device comprises a motor, the output end of the motor is connected with a locking buckle and/or a locking plate, the end of the locking ring is provided with a slot, the motor The control buckle and/or the lock piece are inserted into the card slot and locked, and the key buckle control main board is connected with the motor and controls the operation of the motor.
The key fob according to claim 15, wherein the key fob further comprises a GPS module and/or a network communication device connected to the key fob control board, so as to locate and monitor the position of the key fob; the key Key identity information is provided on the buckle, and the key identity information includes the key's house number information and/or landlord information.
The key fob according to claim 15, wherein the key fob control main board is connected to the module control main board; a battery is provided in the casing, and the battery is connected to the key fob control main board and/or the GPS module. /Or the network communication device is connected and provides power; the battery core is controlled and charged by the module control main board; the key fob also includes charging and/or communication contacts, which is connected to the key fob control main board and connected to the module control main board.
A key management device, characterized in that the key management device comprises the key management box according to any one of claims 1 to 14 and the key fob according to any one of claims 15-18; A plurality of key clamping modules are arranged on the key management box, and one or more key buckles are clamped in each clamping module.
A key management method, characterized in that, the method uses the key management device according to claim 19 to perform key management, and comprises the following steps:

The control center of the key management box receives the instruction to take the key;

The control center of the key management box confirms the identity information of the corresponding keychain;

The control center of the key management box sends an unlock command to the module control main board of the corresponding clamping module;

The module control main board controls and drives the corresponding unlocking mechanism to open the buckle and unlock;

The key chuck module pops up the keychain and feeds back information to the server to complete the request for access to the key.
The method of claim 20, further comprising:

The positioning and monitoring steps after the key is taken.
The method according to claim 21, wherein the positioning and tracking step comprises:

The key fob obtains location information through the GPS module;

The key fob sends the location information to the server through the network communication device.