Disclosure of Invention
In view of the above problems, the present invention aims to solve the problems of complicated laboratory equipment management flow, disordered accounts, backward management means, no full life cycle tracking management, difficult checking/routing inspection, and no real-time automatic checking in China.
The embodiment of the invention provides a laboratory equipment management method based on an RFID technology, which comprises the following steps:
collecting relevant information of laboratory equipment, generating an equipment RFID label based on the relevant information of the laboratory equipment, and storing the equipment RFID label;
acquiring a reservation request of a requester, auditing the reservation request of the requester based on the equipment RFID tag and the block chain, and sending relevant information of the laboratory equipment to the requester according to an auditing result;
generating a corresponding random number by the laboratory equipment related information and the reservation request, and storing the random number and a time stamp into the equipment RFID label and the block chain;
and acquiring the service cycle and the service state of the laboratory equipment, updating the equipment RFID label based on the service cycle and the service state of the laboratory equipment, and storing the updated equipment RFID label.
In one embodiment, the acquiring information related to laboratory equipment, generating an equipment RFID tag based on the information related to laboratory equipment, and storing the equipment RFID tag includes:
collecting relevant information of the laboratory equipment, and carrying out attribute identification on the relevant information of the laboratory equipment to generate the attribute of the laboratory equipment;
selecting a matched RFID label based on the property of the laboratory equipment, and binding the matched RFID label with the property of the laboratory equipment to generate an equipment RFID label;
and storing the equipment RFID label according to the attribute of the laboratory equipment.
In one embodiment, the collecting a reservation request of a requesting person, auditing the reservation request of the requesting person based on the device RFID tag and the blockchain, and sending information related to the laboratory device to the requesting person according to an audit result includes:
the laboratory manager serves as a block chain master node to perform identity verification on the requesting personnel, and a private key and access authority are distributed to the requesting personnel according to an identity verification result;
the requesting personnel sends the reservation request to the main node, the laboratory management personnel signs the relevant information of the laboratory equipment by using a private key according to the reservation request to generate the state information of the laboratory equipment, and the state information of the laboratory equipment is sent to the requesting personnel by using a sharing request node;
and verifying the state information of the laboratory equipment by using the public key of the requester, and generating the relevant information of the laboratory equipment based on a verification result.
In one embodiment, the acquiring the usage cycle and the usage state of the laboratory device, updating the device RFID tag based on the usage cycle and the usage state of the laboratory device, and storing the updated device RFID tag includes:
the requester acquires the equipment RFID tags in different time periods by using the sharing request node, judges whether relevant information of the laboratory equipment changes according to the difference of the equipment RFID tags in different time periods, and generates the service cycle and the service state of the laboratory equipment according to the judgment result;
and updating the equipment RFID label based on the use cycle and the use state of the laboratory equipment, and transmitting the updated equipment RFID label to the main node for storage.
In one embodiment, further comprising:
collecting laboratory environment parameters, comparing the laboratory environment parameters with a preset threshold value, identifying the abnormal conditions of the laboratory according to the comparison result, and alarming according to the abnormal conditions of the laboratory.
In a second aspect, the present invention further provides a laboratory device management system based on RFID technology, including:
the device RFID tag generation module is used for acquiring relevant information of laboratory devices, generating device RFID tags based on the relevant information of the laboratory devices and storing the device RFID tags;
the reservation request auditing module is used for acquiring a reservation request of a requester, auditing the reservation request of the requester based on the equipment RFID tag and the block chain, and sending the relevant information of the laboratory equipment to the requester according to an auditing result;
the storage module is used for generating a corresponding random number by the laboratory equipment related information and the reservation request, and storing the random number and a time stamp into the equipment RFID tag and the block chain;
and the equipment RFID label updating module is used for acquiring the service cycle and the service state of the laboratory equipment, updating the equipment RFID label based on the service cycle and the service state of the laboratory equipment, and storing the updated equipment RFID label.
In one embodiment, the device RFID tag generation module includes:
the laboratory equipment attribute generating unit is used for acquiring relevant information of the laboratory equipment, identifying the attribute of the relevant information of the laboratory equipment and generating the attribute of the laboratory equipment;
the binding unit is used for selecting a matched RFID label based on the property of the laboratory equipment, binding the matched RFID label with the property of the laboratory equipment and generating an equipment RFID label;
and the device RFID label storage unit is used for storing the device RFID label according to the attribute of the laboratory device.
In one embodiment, the reservation request auditing module includes:
the identity authentication unit is used for the laboratory manager as a block chain master node to authenticate the identity of the requester and distribute a private key and access authority to the requester according to the authentication result;
the laboratory equipment state information generating unit is used for sending the reservation request to the main node by the requesting person, generating laboratory equipment state information by signing the relevant information of the laboratory equipment by using a private key according to the reservation request by the laboratory management person, and sending the laboratory equipment state information to the requesting person by using a sharing request node;
and the laboratory equipment state information verification unit is used for verifying the laboratory equipment state information by using the public key of the requesting personnel and generating the relevant information of the laboratory equipment based on the verification result.
In one embodiment, the device RFID tag update module includes:
the judging unit is used for acquiring the equipment RFID labels in different time periods by the requesting personnel through the sharing request node, judging whether relevant information of the laboratory equipment is changed according to the difference of the equipment RFID labels in different time periods, and generating the service cycle and the service state of the laboratory equipment according to the judgment result;
and the equipment RFID label updating unit is used for updating the equipment RFID label based on the use cycle and the use state of the laboratory equipment and transmitting the updated equipment RFID label to the main node for storage.
In one embodiment, further comprising:
and the abnormal condition alarm module is used for acquiring the environmental parameters of the laboratory, comparing the environmental parameters of the laboratory with a preset threshold value, identifying the abnormal conditions of the laboratory according to the comparison result and giving an alarm according to the abnormal conditions of the laboratory.
The technical scheme provided by the embodiment of the invention has the beneficial effects that at least:
according to the laboratory equipment management method based on the RFID technology, an intelligent management ecosystem aiming at the laboratory equipment is created by combining hardware acquisition and software management based on the RFID radio frequency technology, external reservation use is realized based on the RFID label of the equipment and a block chain, the utilization rate of instrument and equipment is improved, identity verification is performed on a requester by using the block chain, the daily work load of the laboratory personnel is reduced, the real-time automatic inventory technology is used for improving the inventory efficiency and the data accuracy, manpower and time are saved, fine tracking management of the whole life cycle of the laboratory equipment is realized by updating the RFID label of the equipment, the idleness is reduced, the utilization rate is improved, the maximum utilization value is exerted, and meanwhile powerful guarantee is provided for the safety of the laboratory equipment.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.
The technical solution of the present invention is further described in detail by the accompanying drawings and embodiments.
Detailed Description
Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art.
Referring to fig. 1, a laboratory equipment management method based on RFID technology according to an embodiment of the present invention includes: S101-S104;
s101, collecting relevant information of laboratory equipment, generating an equipment RFID label based on the relevant information of the laboratory equipment, and storing the equipment RFID label.
S102, collecting a reservation request of a requester, auditing the reservation request of the requester based on the equipment RFID tag and the block chain, and sending the relevant information of the laboratory equipment to the requester according to an auditing result.
Specifically, the reservation request includes a request for sharing face information, identity information and device state information of the person.
S103, generating a corresponding random number by the laboratory equipment related information and the reservation request, and storing the random number and the time stamp into the equipment RFID label and the block chain.
Specifically, the random number and the timestamp (the timestamp is generated based on the device RFID tag in different time periods) are stored in the device RFID tag, the device RFID tag is written into the block chain, after the device RFID tag is written into the block chain, the requesting person can acquire and store laboratory device information uploaded by the laboratory management person at a certain time t, and the information includes the device RFID tag that the requesting person wants to acquire (including a device state, a link where the device full life cycle is located, and state information for timely providing related device materials to ensure purchasing, using and handling of the device).
S104, collecting the service cycle and the service state of the laboratory equipment, updating the equipment RFID label based on the service cycle and the service state of the laboratory equipment, and storing the updated equipment RFID label.
Specifically, controllers of various laboratory devices are arranged in a laboratory area by using an intelligent device control system, the service conditions of the laboratory devices are monitored in real time, and the service conditions of the laboratory devices are stored in corresponding device RFID labels in real time.
In the embodiment, an intelligent management ecosystem for laboratory equipment is created jointly by combining hardware acquisition and software management based on an RFID (radio frequency identification) radio frequency technology, external reservation use is realized based on an equipment RFID tag and a block chain, the utilization rate of instrument and equipment is improved, identity verification is performed on a requester by using the block chain, the daily workload of the laboratory personnel is reduced, real-time automatic checking technology is used for improving real object checking efficiency and data accuracy, manpower and time are saved, fine tracking management of the whole life cycle of the laboratory equipment is realized by updating the equipment RFID tag, idleness is reduced, the utilization rate is improved, the maximum utilization value of the laboratory equipment is exerted, and meanwhile, powerful guarantee is provided for safety of the laboratory equipment.
In an embodiment, referring to fig. 2, the acquiring information related to laboratory equipment, generating an equipment RFID tag based on the information related to laboratory equipment, and storing the equipment RFID tag in step S101 includes:
s1011, collecting the relevant information of the laboratory equipment, and carrying out attribute identification on the relevant information of the laboratory equipment to generate the attribute of the laboratory equipment.
Specifically, word senses of relevant information of the laboratory equipment are recognized, the word senses are matched with multiple groups of preset phrases respectively, if matching is successful, the preset phrases are used as attributes of the laboratory equipment, and if matching is unsuccessful, matching is continued to be performed with the next group of preset phrases.
S1012, selecting a matched RFID label based on the property of the laboratory equipment, and binding the matched RFID label with the property of the laboratory equipment to generate an equipment RFID label.
For example, if the attribute of the laboratory equipment is the getting/borrowing attribute, the getting/borrowing RFID tag is selected, the getting/borrowing record of the laboratory equipment is stored in the getting/borrowing RFID tag, and the getting/borrowing RFID tag is used as the equipment RFID tag.
And S1013, storing the equipment RFID tag according to the laboratory equipment attribute.
Specifically, the device RFID tag corresponding to the laboratory device attribute is stored in a database matched with the device RFID tag.
In an embodiment, referring to fig. 3, the acquiring a reservation request of a requesting person in step S102, auditing the reservation request of the requesting person based on the device RFID tag and the blockchain, and sending information related to the laboratory device to the requesting person according to an audit result includes:
and S1021, taking the laboratory manager as a block chain master node to perform identity verification on the requesting personnel, and distributing a private key and access authority to the requesting personnel according to an identity verification result.
Specifically, intelligent access control system (RFID intelligent access control system) + intelligent face identification monitored control system takes a candid photograph the face automatically, match the contrast with the face information in the reservation request with face information, and then accomplish authentication, each requester can add to the block chain network after passing through authentication from the node, constitute the private block chain in the instrument and equipment management chain of colleges and universities, can upload identity information and inquiry information when needing information exchange.
And S1022, the requesting person sends the reservation request to the master node, the laboratory manager signs the relevant information of the laboratory equipment by using a private key according to the reservation request to generate the state information of the laboratory equipment, and sends the state information of the laboratory equipment to the requesting person by using a sharing request node.
Specifically, a requester obtaining access authorization may send a reservation request to the master node, and at the same time, establish a block, and write feedback information of the master node for the reservation request and registration information of the requester into a block chain, where the registration information is identity information and a public key.
Furthermore, laboratory managers send the equipment state information (such as purchasing information, equipment management information, equipment RFID labels and the like) to the main nodes of related requesters after signing by using private keys according to the required equipment state information; if the information to be requested by the requesting person is the status information of a certain device, the device manager needs to upload the transmitted device RFID tag into the blockchain.
S1023, verifying the state information of the laboratory equipment by using the public key of the requester, and generating the relevant information of the laboratory equipment based on the verification result.
Specifically, according to a consensus mechanism of the block chain, other slave nodes on the block chain verify the validity of the requester according to the stored information, verify the authenticity of the information sharing request data received by the master node of the equipment manager by using the public key of the requester after the identity is verified to be legal, store the data service generated in the equipment state information request process and generate a corresponding random number after all information is verified to be legal, and write the random number and a corresponding timestamp into the corresponding equipment RFID tag and the block chain.
In an embodiment, referring to fig. 4, the acquiring the usage period and the usage state of the laboratory equipment in step S104, updating the device RFID tag based on the usage period and the usage state of the laboratory equipment, and storing the updated device RFID tag includes:
s1041, the requesting personnel acquires the equipment RFID labels in different time periods by using the sharing request node, judges whether the relevant information of the laboratory equipment is changed according to the difference of the equipment RFID labels in different time periods, and generates the service cycle and the service state of the laboratory equipment according to the judgment result.
Specifically, at the time t +1, the requester receives subsequent device RFID tags at the same sharing request node, and determines whether the state data of the device changes according to the difference of the RFID tag information on the same sharing request node, so as to record the usage period of the device according to the change data, update the device RFID tags based on the usage period of the device, and upload the updated device RFID tags to the master node for update and storage.
S1042, updating the RFID label of the equipment based on the use period and the use state of the laboratory equipment, and transmitting the updated RFID label of the equipment to the main node for storage.
In one embodiment, further comprising:
s105, collecting laboratory environment parameters, comparing the laboratory environment parameters with a preset threshold value, identifying the abnormal conditions of the laboratory according to the comparison result, and alarming according to the abnormal conditions of the laboratory.
Specifically, install smart machine such as temperature and humidity sensor additional in the laboratory, smoke transducer, video monitoring, temperature and humidity change in the laboratory, smog response, air quality, hazardous gas etc. carry out all-weather 24 hours and monitor, realize that laboratory environmental parameter's real-time classification reports, the real-time alarm of safety problem, guarantee experimenter's safety and health, in case take place danger, laboratory managers can look over the accident situation through cell-phone App/Web platform in real time, furthest's reduction gas leakage harm that leads to after the accident takes place.
Furthermore, remote real-time video monitoring is carried out in a laboratory through high-definition face recognition monitoring equipment, and abnormal condition photo snapshot is realized.
Based on the same inventive concept, the embodiment of the invention also provides a laboratory equipment management system based on the RFID technology, and as the principle of the problem solved by the system is similar to the laboratory equipment management method based on the RFID technology, the implementation of the system can refer to the implementation of the method, and repeated parts are not repeated.
Referring to fig. 5, the laboratory device management system based on the RFID technology according to the embodiment of the present invention includes:
and the device RFID tag generation module 51 is configured to collect relevant information of the laboratory device, generate a device RFID tag based on the relevant information of the laboratory device, and store the device RFID tag.
And the reservation request auditing module 52 is configured to collect a reservation request of a requester, audit the reservation request of the requester based on the device RFID tag and the blockchain, and send information related to the laboratory device to the requester according to an auditing result.
Specifically, the reservation request includes a request for sharing face information, identity information and device state information of the person.
And the storage module 53 is configured to generate a corresponding random number from the information related to the laboratory equipment and the reservation request, and store the random number and the timestamp in the equipment RFID tag and the block chain.
Specifically, the random number and the timestamp (the timestamp is generated based on the device RFID tag in different time periods) are stored in the device RFID tag, the device RFID tag is written into the block chain, after the device RFID tag is written into the block chain, the requesting person can acquire and store laboratory device information uploaded by the laboratory management person at a certain time t, and the information includes the device RFID tag that the requesting person wants to acquire (including a device state, a link where the device full life cycle is located, and state information for timely providing related device materials to ensure purchasing, using and handling of the device).
And the device RFID tag updating module 54 is configured to collect the usage period and the usage state of the laboratory device, update the device RFID tag based on the usage period and the usage state of the laboratory device, and store the updated device RFID tag.
Specifically, controllers of various laboratory devices are arranged in a laboratory area by using an intelligent device control system, the service conditions of the laboratory devices are monitored in real time, and the service conditions of the laboratory devices are stored in corresponding device RFID labels in real time.
In one embodiment, the device RFID tag generation module 51 includes:
the laboratory equipment attribute generating unit 511 is configured to collect relevant information of the laboratory equipment, perform attribute identification on the relevant information of the laboratory equipment, and generate a laboratory equipment attribute.
Specifically, word senses of relevant information of the laboratory equipment are recognized, the word senses are matched with multiple groups of preset phrases respectively, if matching is successful, the preset phrases are used as attributes of the laboratory equipment, and if matching is unsuccessful, matching is continued to be performed with the next group of preset phrases.
A binding unit 512, configured to select a matching RFID tag based on the property of the laboratory device, bind the matching RFID tag with the property of the laboratory device, and generate a device RFID tag.
For example, if the attribute of the laboratory equipment is the getting/borrowing attribute, the getting/borrowing RFID tag is selected, the getting/borrowing record of the laboratory equipment is stored in the getting/borrowing RFID tag, and the getting/borrowing RFID tag is used as the equipment RFID tag.
And a device RFID tag storage unit 513, configured to store the device RFID tag according to the property of the laboratory device.
Specifically, the device RFID tag corresponding to the laboratory device attribute is stored in a database matched with the device RFID tag.
In one embodiment, the reservation request auditing module 52 includes:
and the identity verification unit 521 is used for the laboratory administrator as the block chain master node to perform identity verification on the requesting person, and distributing a private key and access authority to the requesting person according to the identity verification result.
Specifically, intelligent access control system (RFID intelligent access control system) + intelligent face identification monitored control system takes a candid photograph the face automatically, match the contrast with the face information in the reservation request with face information, and then accomplish authentication, each requester can add to the block chain network after passing through authentication from the node, constitute the private block chain in the instrument and equipment management chain of colleges and universities, can upload identity information and inquiry information when needing information exchange.
A laboratory device status information generating unit 522, configured to send the reservation request to the master node by the requesting person, generate laboratory device status information by signing the relevant information of the laboratory device with a private key according to the reservation request by the laboratory manager, and send the laboratory device status information to the requesting person with a sharing request node.
Specifically, a requester obtaining access authorization may send a reservation request to the master node, and at the same time, establish a block, and write feedback information of the master node for the reservation request and registration information of the requester into a block chain, where the registration information is identity information and a public key.
Furthermore, laboratory managers send the equipment state information (such as purchasing information, equipment management information, equipment RFID labels and the like) to the main nodes of related requesters after signing by using private keys according to the required equipment state information; if the information to be requested by the requesting person is the status information of a certain device, the device manager needs to upload the transmitted device RFID tag into the blockchain.
A laboratory device status information verifying unit 523 configured to verify the laboratory device status information by using the public key of the requesting person, and generate the relevant information of the laboratory device based on a verification result.
Specifically, according to a consensus mechanism of the block chain, other slave nodes on the block chain verify the validity of the requester according to the stored information, verify the authenticity of the information sharing request data received by the master node of the equipment manager by using the public key of the requester after the identity is verified to be legal, store the data service generated in the equipment state information request process and generate a corresponding random number after all information is verified to be legal, and write the random number and a corresponding timestamp into the corresponding equipment RFID tag and the block chain.
In one embodiment, the device RFID tag update module 54 includes:
a judging unit 541, configured to, by the requester, acquire the device RFID tags in different time periods by using the shared request node, judge whether the information related to the laboratory device changes according to the difference between the device RFID tags in different time periods, and generate a usage cycle and a usage state of the laboratory device according to a judgment result.
Specifically, at the time t +1, the requester receives subsequent device RFID tags at the same sharing request node, and determines whether the state data of the device changes according to the difference of the RFID tag information on the same sharing request node, so as to record the usage period of the device according to the change data, update the device RFID tags based on the usage period of the device, and upload the updated device RFID tags to the master node for update and storage.
And the device RFID tag updating unit 542 is configured to update the device RFID tag based on the usage cycle and the usage state of the laboratory device, and transmit the updated device RFID tag to the master node for storage.
In one embodiment, further comprising:
and the abnormal condition alarm module 55 is used for acquiring the environmental parameters of the laboratory, comparing the environmental parameters of the laboratory with a preset threshold value, identifying the abnormal conditions of the laboratory according to the comparison result, and giving an alarm according to the abnormal conditions of the laboratory.
Specifically, install smart machine such as temperature and humidity sensor additional in the laboratory, smoke transducer, video monitoring, temperature and humidity change in the laboratory, smog response, air quality, hazardous gas etc. carry out all-weather 24 hours and monitor, realize that laboratory environmental parameter's real-time classification reports, the real-time alarm of safety problem, guarantee experimenter's safety and health, in case take place danger, laboratory managers can look over the accident situation through cell-phone App/Web platform in real time, furthest's reduction gas leakage harm that leads to after the accident takes place.
Furthermore, remote real-time video monitoring is carried out in a laboratory through high-definition face recognition monitoring equipment, and abnormal condition photo snapshot is realized.
It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.