36results about How to "Improve security performance" patented technology

The invention relates to an indoor camera shooting monitoring system based on pyroelectric sensing detection. The indoor camera shooting monitoring system comprises a signal detection device, a sensing lamp and a camera which are mounted on a ceiling, wherein the signal detection device comprises a first pyroelectric sensor and a second pyroelectric sensor; the first pyroelectric sensor is mounted close to a door or a window and is mounted in the middle of the door or the window; the second pyroelectric sensor and the sensing lamp are located at the lateral middle position of the ceiling; the camera is opposite to the door or the window and is located at the longitudinal middle position of the ceiling; the signal detection device is connected with a CPU through a signal processing module; the CPU controls the working condition of the camera according to signals detected by the signal detection device; the CPU is further connected with the sensing lamp, a display screen and a mobile phone. The indoor camera shooting monitoring system adopts the pyroelectric sensors to control the working condition of the camera, and is combined with the sensing lamp to improve resolution of the camera, the safe protection performance is improved, and the influence of a reinforcing structure in the prior art on the appearance of the door or the window is reduced.

The invention belongs to the field of ocean monitoring technology, and particularly relates to ocean earthquake towed cable positioning devices and positioning methods. The invention discloses a ocean towed line array three-wing positioning device which combines a depth control device and a horizontal control device together, and comprises a posture sensor (2) arranged in a shell (1), a communication and control unit, a standby battery unit (4), a wing plate driving unit (6), a power supply unit (7), a pressure sensor (8), a communication coil (9), a vertical wing plate (5) arranged at the bottom of the shell, and two horizontal wing plates (10) arranged at two sides of the shell (1); and the positioning device is mainly characterized in that the principle that the wing plates generates lift force relative to water flow movement is utilized, the action force of the wing plates in horizontal direction and vertical direction is controlled by controlling attack angles of the wing plates,so as to further adjust the positions of a towed cable.

The invention discloses a security protection cover for a numerical control cutting machine. The security protection cover for the numerical control cutting machine comprises a front sliding protection doors, rear sliding protection doors, a left side protection cover, front protection cover, a rear protection cover, a right side protection cover, a top protection cover and infrared sensed type protection devices; a rectangular barrel is formed by connecting the left side protection cover, the front protection cover, the rear protection cover and the right side protection cover around a cutting machine body in sequence; the top protection cover is fixedly arranged at the top of the rectangular barrel; the two front sliding protection doors are arranged in the middle of the front protection cover; the two rear sliding protection doors are arranged in the rear protection cover; the infrared sensed type protection device is mounted at the closed position of the two front sliding protection doors; and the infrared sensed type protection device is further mounted at the closed position of the two rear sliding protection doors. With the adoption of the manner, according to the security protection cover provided by the invention, the security protection property of the numerical control cutting machine can be effectively improved; the diffusion of noise during operation of the cutting machine is reduced; and cutting liquid is prevented from splashing to the ground.

The invention relates to the technical field of an electronic door lock, in particular to an electronic lock with a double-motor structure. The electronic lock comprises a motor A and a motor B, wherein the motor A correspondingly drives a clutch mechanism A, the motor B correspondingly drives a clutch mechanism B; the power input end of the clutch mechanism A is connected with the motor A; the power input end of the clutch mechanism B is connected with the motor B; the power input end of the clutch mechanism A is fixedly connected with a handling rotary knob; the power input end of the clutch mechanism B is fixedly connected with a lock cylinder rotary knob; a gear linkage mechanism is in linkage connection with a bolt mechanism; the gear linkage mechanism comprises an upper gear and a lower gear which are mutually meshed; the handling rotary knob controls the upper gear to rotate; the lock cylinder rotary knob controls the lower gear to rotate; the gear linkage mechanism drives the bolt mechanism to stretch. The electronic lock has the characteristics of being high in security performance, strong in portability, simple in structure, and small in malfunction possibility.

The invention discloses a lithium battery having a fire-proof and explosion-proof device. The lithium battery includes a cell set, a cell protective sheath and an external shell. The cell set is arranged in the cell protective sheath and the cell protective sheath is disposed in the external shell. A thermal-insulation layer is disposed between an inner surface of the external shell and the cell protective sheath. A clearance between the cell protective sheath and the thermal-insulation layer is filled with a fire extinguish material. The external shell is provided with a discharging hole. In the device, during a use process of the lithium battery, the fire extinguish material, which can be subject to an endothermic reaction when being heated and generates carbon dioxide, is used as a working medium for performing heat absorption and oxygen insulation to the battery. In addition, an internal pressure of the battery can be regulated timely. By the comprehensive protective method above, accidents, such as ignition, explosion and the like, can be effectively prevented so that safe risk of the lithium battery can be greatly reduced.

The invention discloses a firewall system embedded with an intrusion detection function. The system comprises a hardware firewall and a software protection module, wherein the hardware firewall is used for being connected with an upper computer and accessing a protection network. The system also comprises a protective shell and a core control module, wherein the core control module is fixedly installed in the protective shell, and comprises a main control chip and a peripheral circuit; the data end of the main control chip is connected with a data storage unit, the main control chip is also connected with a human-computer interaction module, and a power pin is connected with a weak-current power supply unit; the software protection module is arranged in the main control chip, and comprises a data packet processing unit and an intrusion detection unit; and the input end of the data packet processing unit is connected with a network access unit, while the output end is connected with the intrusion detection unit that is also connected with a real-time alarm unit. According to the system provided by the invention, an intrusion detection function is implanted into the common firewall via combination of hardware and software, and thus security protection performance is improved.

The invention discloses a queuing machine system with a global system for mobile communications (GSM) communication module. The queuing machine system comprises a radio frequency identification (RFID) input and touch screen queuing module, a control module, a queuing machine module, the GSM communication module, and a display and sound production module. Corresponding information of a user is recorded in an RFID card, and a mobile phone number is bound; and when the user takes a number, the card can be connected with the control module during reading, the GSM communication module is started in time, and a piece of short massage is automatically sent to remind the user. The queuing machine system with the GSM communication module takes the maximum utilization rate of time and space into consideration, can be applied to large places such as banks, hospitals, restaurants and the like, and has wide practicability and strong universality.

This invention relates to print network memory method, which comprises the following steps: 11, user loading print network memory; 12, judging user first loading, if yes, indicating user for id register then into step 14 indicating user for print register; if not, then for step 15 indicating user for print identification then into step 16; judging user is registered user, if yes then going to step 17 and user entering print memory; if not then going to step 15 indicating user for updating print identification.

The invention discloses a lithium battery having a fire-proof and explosion-proof device. The lithium battery includes a cell set and an external shell. The cell set is arranged in the external shell. A clearance between the cell set and the external shell is filled with a fire extinguish material which can be subject to an endothermic reaction and generates carbon dioxide. The external shell is provided with a discharging hole. In the device, during a use process of the lithium battery, the fire extinguish material, which can be subject to an endothermic reaction when being heated and generates carbon dioxide, is used as a working medium for performing heat absorption and oxygen insulation to the battery. In addition, an internal pressure of the battery can be regulated timely. By the comprehensive protective method above, accidents, such as ignition, explosion and the like, can be effectively prevented so that safe risk of the lithium battery can be greatly reduced.

A security apparatus for a nonvolatile memory includes a nonvolatile memory, a working buffer temporality storing a predetermined unit output from the nonvolatile memory, a checksum buffer storing a checksum of at least one unit output from the nonvolatile memory, and a read verification engine controlling storing of a unit output from the nonvolatile memory corresponding to a read signal that is externally input, in the working buffer. The read verification engine calculates a checksum of the unit corresponding to the read signal stored in the working buffer and compares a calculated checksum with a checksum of the unit corresponding to the read signal stored in the checksum buffer.

The invention discloses a message structure combined with 3GPP agreement and a method for processing communication which relates to the digital mobile communication field. A concrete structure is that encryption IMSI number is added behind message structure of prior 3GPP agreement. The communication method is that a network system judges whether Initial UE identity field has user using IMSI / TMSI / IMEI mark, and whether the mark is unemployed value according with received signalling message. Furthermore, using prior signalling message process or signalling message process provided by the invention can be determined. The invention can improve 3GPP system security by combining with prior 3GPP agreement in signalling layer.

The invention discloses an emergency escape ladder used for high-rise building fire accidents. The emergency escape ladder comprises a sandwich wall. A storage cavity with an upper opening and a loweropening is formed in the sandwich wall. A supporting frame is fixedly arranged on the right wall of the storage cavity. A ladder mechanism capable of sliding downwards to be unfolded or being stackedupwards to be folded is fixedly arranged on the left side of the supporting frame. The ladder mechanism sequentially comprises a first ladder, a second ladder, a third ladder and a fourth ladder fromleft to right. The first ladder, the second ladder, the third ladder and the fourth ladder are connected with one another in a sliding manner. A user can directly go downwards to the lower floor conveniently and rapidly when the fire accidents are caused to high-rise buildings and ladders in the buildings cannot be used; and meanwhile, when no fire disasters happen, residents on upper floors canbe prevented from entering lower floors, and residents on the lower floors can be prevented from entering the upper floors.

The invention discloses a safety protection box for communication electronic components, which includes a safety protection system and a box shell; the motor is arranged above the box shell; the fan is arranged above the inside of the box shell and is connected to the motor through a bearing; The heating wire is arranged inside the L-shaped frame; the support frame is arranged between two horizontal plates; the dividing plate is arranged under the lowermost horizontal plate; the booster fan is arranged on the left side of the dust collection box; the One end of the pipeline is set on the booster fan; the box shell door is set on the box shell; the observation window is set on the box shell door; the control panel is set on the box shell door; Heating wire to heat the air in the box; control the booster fan to suck into the dust collection box through the suction pipe to remove flying dust; it can effectively deal with communication electronic components, which is convenient for better moisture-proof treatment, and can be used according to needs to improve The safety protection performance of components is improved.

The invention provides handheld laser welding equipment, which comprises a handheld swing welding head, a control box, a laser device, a laser water cooler, a protective gas device, a safety protection control circuit, a laser activating button and a laser power supply button which are connected with the laser device, and a temperature sensor arranged on a water tank of the laser water cooler, wherein the safety protection control circuit comprises a safety protection loop, a power supply safety protection circuit and a temperature control safety protection circuit; the safety protection loopis formed by a welding head body, a safety clamp and a pressing type switch by means of a control box; the power supply safety protection circuit is composed of the laser water cooler, the laser powersupply button and the laser activating button; and the temperature control safety protection circuit is composed of the laser water cooler and the temperature sensor. The invention further provides asafe operation method of the handheld laser welding equipment. The handheld laser welding equipment and the safe operation method can effectively avoid potential safety hazards caused by misoperationof an operator, and realize the effect of protecting the safety of the laser operator and field workers, thereby improving the safety performance of handheld welding.

The invention relates to an electronic test device and a configuration method of an matching function, and the method comprises the steps: carrying out the decryption authentication operation through a ciphertext decryption authentication unit according to a function optional key and a function optional ciphertext, and carrying out the corresponding operation on a functional device according to an authentication result signal, and enabling the ciphertext decryption authentication unit to output an authentication result signal to the operation control unit, so that the operation control unit operates a target function corresponding to the function selection ciphertext according to the authentication result signal. Visibly, according to the application, the decryption process is transplanted to the ciphertext decryption authentication unit, the security protection performance of the matching function of the electronic test equipment is improved, whether the functional device is started or not is determined according to the result of the decryption authentication operation, a second security mechanism is added for the matching function of the electronic test equipment, and the cracking difficulty of the matching function of the electronic test equipment is greatly improved.

The invention discloses a granulator shear-pin safety mechanism. The granulator shear-pin safety mechanism comprises a granulator support or a gearbox, the granulator support or the gearbox is provided with a shear-pin guard, a main shaft of a granulator penetrates through the shear-pin guard, the end face of the shear-pin guard is covered with a shear-pin flange fixedly connected with the main shaft of the granulator, and a plurality of shear pins are arranged between the shear-pin flange and the shear-pin guard. The shear-pin guard is provided with a travel switch monitoring rotation of the shear-pin flange, the travel switch is connected with a power control device of the granulator, the granulator stops working when the shear-pin flange shifts, a shield is hinged to the shear-pin guard, and the tail end of the main shaft is covered with the shield. The tail end of the main shaft of the granulator is closed, and therefore when the shear pins are shorn off, the granulator can stop working, and due to dual protection of a mechanical structure and electronic control, the granulator can meet new safety standards issued in North America and Europe.

The invention discloses a fall protection device beneficial for pole climbing or tree climbing operation. The fall protection device comprises a protector and a pole surrounding rope. The pole surrounding rope is connected with the protector through an extension belt. The protector comprises a pole holding arm pipe, a telescopic pole holding arm and a safety rope which are sequentially connected end to end to form an annular shape. The pole holding arm pipe is matched with the telescopic pole holding arm. The safety rope is detachably connected with the telescopic pole holding arm through a loose lock. The pole surrounding rope and the protector are connected with a waist hanging point and a chest hanging point of a human body safety belt correspondingly, the two hanging points simultaneously limit pitching postures of a climber, duplex protection is provided for pole climbing or tree climbing operation, the safety protection performance during pole climbing or tree climbing operationis further improved, and climbing is more convenient.

The invention discloses a rail traffic cable. The rail traffic cable comprises an outer protection sleeve; an inner protection sleeve is arranged in the middle position of an inner cavity of the outerprotection sleeve; an isolation layer is arranged between the outer protection sleeve and the inner protection sleeve; insulating core wires are arranged in the inner protection sleeve; each insulating core wire comprises an insulating layer and conductors; the conductors are positioned in an inner cavity of the corresponding insulating layer; a filling layer is arranged between each insulating layer and the corresponding conductors; a blocking layer is arranged between each insulating layer and the inner protection sleeve; fixed rods are fixedly connected with the two sides of the isolationlayer respectively; an inner cavity of each fixed rod is sleeved with a lengthened rod; the surface of each lengthened rod is sleeved with a spring; and the two sides of the spring are fixedly connected with the fixed rods. By virtue of matching of the outer protection sleeve, the inner protection sleeve, the isolation layer, the insulating core wires, the insulating layers, the conductors, the filling layers, the blocking layers, an oxidization resistant layer, a corrosion resistant layer, a waterproof layer and a wear-resisting layer, the problems of easy damage to the surface, poor waterproof effect and short service life are solved.

The invention provides a grounded-type copper braid mesh carbon fiber heating cable. The grounded-type copper braid mesh carbon fiber heating cable comprises a carbon fiber heating wire, a copper braid mesh and a grounding wire, wherein the copper braid mesh covers the outer surface of the carbon fiber heating wire, the carbon fiber heating wire is electrically connected with the grounding wire, a protection mechanism is arranged at a position where the carbon fiber heating wire and the grounding wire are connected and comprises an internal thermal shrinkable tube, a silicon rubber sleeve and an external thermal shrinkable tube, the internal thermal shrinkable tube sleeves the position whether the carbon fiber heating wire and the grounding wire are connected, the silicon rubber sleeve sleeves the outer side of the internal thermal shrinkable tube, and the external thermal shrinkable tube sleeves the outer side of the silicon rubber sleeve. The invention also provides a processing technique of the grounded-type copper braid mesh carbon fiber heating cable. The grounded-type copper braid mesh carbon fiber heating cable has the advantages that the safety protection performance of the carbon fiber heating wire is greatly improved, the grounded-type copper braid mesh carbon fiber heating cable has the advantages of simple structure, high safety performance and low cost and is also ingenious in design, the market competitiveness is improved, and the purposes of simple structure and reasonable design are also achieved.

The invention provides a wireless backhaul method of a heterogeneous cellular network based on orthogonal frequency division multiple access. An in-band wireless backhaul transmission signal is used as an interference signal for downlink transmission of a macro cell and uplink transmission of a small cell to improve the physical layer safety performance of the heterogeneous cellular network. In adouble-layer heterogeneous cellular network model, the small cell is deployed on the macro cell and shares a system access frequency band resource with the macro cell. According to the orthogonal frequency division multiple access scheme, multi-user access can be realized; total resources (time and bandwidth) are segmented on the aspect of frequency; the large-scale MIMO macro cell base station and the single-antenna small cell base station work in an in-band-full duplex backhaul mode. A small base station is connected to a core network through a macro base station, the macro base station provides a wireless backhaul to be connected to the small base station, all transmissions on the macro base station and the small base station are executed on the same time-frequency resource, and the scheme can well solve the wireless backhaul problem of a heterogeneous cellular network.

The invention relates to an encrypting system based on gesture information in the technical field of safe encryption, which comprises a main processing module, a sensing module, a password set module,a display module and a storing module, wherein the main processing module is connected with the sensing module to collect password input information; the main processing module is connected with thepassword set module to reset a password for the system; the main processing module is connected with the display module to display prompting information; and the main processing module is connected with the storing module to transmit control information. The invention controls the following motion of an MEMS acceleration meter by a gesture action so as to detect and record the information of an input password, namely gesture encryption realization; the system allows the rule change of the input password, improves the secrecy performance of the system and realizes the recessive encryption of the safe field; the system has simple algorithm and high sensitivity of the MEMS acceleration meter, and the password resetting can be carried out in a key way and is simple and convenient, thereby theinvention is suitable for the popularization and application in a large range.

The invention discloses a block chain based clinical nursing system and data processing method. The system includes a nurse station data system, a doctor data system and patient intelligent equipmentwhich are connected to a block chain unit; the block chain unit is connected to a ward server, and the ward server records and stores the data information of patients in wards; the block chain unit includes a block chain network and integrated with an encryption unit, block chain nodes, response nodes, a storage unit and an information releasing unit which are located in the block chain network; the block chain nodes are in information communication with the response nodes; the storage unit is in communication interaction with the information releasing unit; and the storage unit and the information releasing unit are in communication interaction with the storage unit. Thus, the information exchange of patient data can be realized; the data cannot be tampered so that the data can be preserved permanently; medical care personnel can conveniently grasp the whole conditions of the patients; and the safety performance can be higher by encrypting the data.

The invention provides a waterproof cable which includes conductors, insulating layers, a waterproof layer and a protective layer, which are arranged from the center to the outside sequentially. The insulating layers wrap the conductors and are polyvinyl chloride insulating layers. The waterproof layer wraps the insulating layers and is a polyethylene waterproof layer. The protective sleeve layer wraps the waterproof layer and is a polyvinyl chloride protective layer. The waterproof cable is reasonable in structural design and greatly improved in safe protection performance; and a longer period of normal time of the cable can be ensured and the structural stability of the conductors in the cable can be improved so as to prevent the cable from being affected by an external force and deformed in a use process and thus the normal service life of the cable is prolonged.

The invention discloses a sealing device which comprises a central body and an air chamber end cap. The central body and the air chamber end cap are provided with a first through hole and a second through hole respectively and fixed through a bolt and a nut connectedly, the air chamber end cap is provided with a groove at the position of the second through hole, and a sealing ring is arranged in the groove. When the sealing device is in use, space between the bolt and the air chamber end cap is completely sealed by the sealing ring arranged in the groove, so that sealability of connected fixing between the central body and the air chamber end cap is effectively improved and sealability of a pneumatic diaphragm pump is improved.

The invention provides a waterproof plug pulling alarm mechanism which comprises an alarm assembly mounted on a circuit board structure of a mobile terminal and used to emit an alarm signal, a rockingarm switch electrically connected with the alarm assembly, and a plug pulling structure mounted on a casing of the mobile terminal and used to start the alarm assembly; the plug pulling structure includes a plug pulling shaft in plugging connection with the casing; and the plug pulling shaft of the plug pulling structure is pulled so as to make contact with the rocking arm switch and further start the alarm assembly. The waterproof plug pulling alarm mechanism has a waterproof function, and a user needs only to pull the plug pulling shaft to trigger the alarm module and emit the alarm signaltimely in emergency; and the invention also provides a mobile with the waterproof plug pulling alarm mechanism.

The invention discloses a time-sharing control multi-party server certificate verification method and a system. The time-sharing control multi-party server certificate verification method comprises steps of transmitting verification information by a client terminal, wherein the verification information comprises at least one server certificate, determining whether transmission time of the verification information is in a preset time frame, if yes, verifying the server certificate in the verification information, and establishing communication between the client and the server when the verification is passed. The invention performs determination through the transmission time of the verification request. When the transmission time is in the preset time frame, the verification on the server certificate is performed. If the verification is passed, the communication between the client and the server is established, otherwise, when the transmission time is not in the preset time frame or the verification of the server certificate is not passed, the connection between the client terminal and the server is disconnected. The invention greatly improves the secrecy performance of the server and greatly guarantees the safety of the data.

The invention discloses a transformer substation intelligent identification system which comprises a shell and a processor, and is characterized in that one side of the shell is provided with a display screen, a camera device is arranged above the display screen, a card reading device is arranged in the middle of a mounting base, a fingerprint acquisition device is arranged below a protection groove, and the processor is electrically connected with an information database; and the information database is electrically connected with an information comparison module. According to the substation intelligent identification system, triple authentication is carried out on the identity of a worker through the camera device, the card reading device and the fingerprint acquisition device, detection data are recorded and transmitted to a monitoring terminal in real time through the Internet of Things, and once more than two times of check failure situations occur, an alarm device is started immediately, the mistaken touch control of non-operating personnel is avoided, and the safety and protection degree of a control base site of a transformer substation is improved. The identification system is simple in structure, high in security and protection performance, and capable of effectively identifying the identity of an operator.

The invention relates to the technical field of elevator safety protection, in particular to a structure-adjustable identification camera device for an elevator, which comprises a top mounting frame mounted on the inner top surface of an elevator car, a monitoring camera for identifying people and articles, and an electric push rod in linkage control with an elevator car door. According to the structure-adjustable recognition camera device for the elevator, a turnover connecting rod controlled by an electric push rod to turn over and a lateral telescopic plate used for mounting a monitoring camera and an LED indicator lamp are movably connected to a lateral assembly frame on the outer side of a top mounting frame, switching monitoring is conducted on the interior and the exterior of a car, and the safety protection performance is enhanced; meanwhile, the monitoring camera and the LED indicator lamp are installed through the strip-shaped assembling holes in the lateral telescopic plates, assembling, disassembling and adjusting operation is easy, and the application range is wider; switching monitoring is controlled in an overturning mode, meanwhile, light warning is conducted on the device through the LED indicator lamp, the warning performance is greatly enhanced, and meanwhile the installation position of monitoring equipment is more hidden.