73results about How to "Not easy to cause leakage" patented technology

The invention relates to an operation right authentication method and an operation right authentication device and belongs to the technical field of networks. The method comprises the steps that a first terminal obtains a characteristic code generated by a second terminal; the identity of the second terminal is obtained according to the characteristic code; the account information of the first terminal and information to be authenticated are obtained; a right authentication request is transmitted to a server to enable the server to perform authentication, and when the authentication is passed, a right corresponding to the right authentication request is provided for the second terminal. Since the operation right authentication is performed to the second terminal according to the account information of the first terminal and the information to be authenticated and the information input process of the second terminal is transferred to the first terminal, the information input process is enabled to become simpler and more convenient, the operation right authentication process is simplified, the information input time is saved and the authentication efficiency is improved; since a display screen of the second terminal is obviously smaller than a display screen of the first terminal, the information is not apt to disclose and the security is improved.

The invention relates to an information verifying method and an information verifying device, and belongs to the technical field of networks. The method comprises the steps that a first terminal receives specified operation instructions; according to the specified operation instructions, graphic codes are generated so that a second terminal displays an information input interface through scanning the graphic codes, in addition, information, input by users, to be checked is obtained, an verification request is sent to a server, and the server verifies whether a first terminal is allowed to execute the specified operation or not. The information verifying method and the information verifying device have the advantages that the input process of the information to be checked after the first terminal receives the specified operation instructions is transferred onto the second terminal, so the process for inputting the information to be checked is simpler and more convenient, the information verification process is simplified, the time for inputting the information to be checked is reduced, the information verification efficiency is improved, and in addition, a display screen of the second terminal is obviously smaller than that of the first terminal, the information leakage cannot be easily caused, and the safety is improved.

The invention discloses method and device for sharing access point information, and belongs to the technical field of network. The method comprises the steps of receiving a sharing request sent by a first terminal, wherein the sharing request carries the first access point information which is successfully connected successfully, and the first access point information includes at least a first access point identifier and a first access point password; acquiring the quantity of terminals which are successfully connected with the first access point; if the quantity of the terminals exceeds the first specified threshold, adding the first access point information to a public database, wherein the public database is used for storing access point information which can be shared. According to the method, the access point is determined to be the public access point and then the access point information is added to the public database to be shared to other terminals later, and therefore, the access point information of exclusive access points can be avoided sharing, the password is difficulty leaked, and as a result, the owner of the exclusive access points can be avoided loss.

In order to overcome the defects that when a soft semiconductor material such as gallium antimonide is polished by adopting a CMP (Chemical Mechanical Polishing) process in the prior art, metal ions and the like contained in a polishing abrasive and a polishing solution are easily attached to the surface of a polished object, scratches are generated on the surface of the polished object, and the service life of the polishing solution is short, the invention provides a semiconductor material polishing method and a polishing solution for polishing a gallium antimonide substrate. According to the method, a semiconductor material with the Mohs hardness of 1.5-6 is polished. A first step is rough polishing, and a polishing solution containing a hard abrasive is adopted to conduct mechanical polishing on a semiconductor material substrate slice. A second step is medium polishing, and a medium polishing solution comprises a soft polishing abrasive, a weak acid oxidizing agent, organic acid, a hydrophilic nonionic surfactant and deionized water. A third step is fine polishing, and a fine polishing solution comprises a weak acid oxidizing agent, organic acid and deionized water. When the polishing method is adopted for polishing a semiconductor material, corrosion pits and scratches are eliminated, pits are reduced, and a material with good surface roughness is obtained.

The invention relates to a high-temperature automotive intermediate paint suitable for the electrostatic spraying of automatic robots and a preparation method thereof. The high-temperature automotive intermediate paint comprises the following components in part by weight: 35-65 parts of a resin, 20-40 parts of pigments and fillers, 0.5-5 parts of auxiliaries, and 10-30 parts of a solvent. When an automatic electrostatic robot sprays the intermediate paint, the coating process is implemented sequentially through the steps of spraying the intermediate paint, air-drying the intermediate paint, spraying a metallic colored paint, air-drying the metallic colored paint, spraying an overcoat varnish, and drying the overcoat varnish, so that compared with traditional coating processes, intermediate coating is implemented without drying firstly, therefore, the process is relatively simple and easy to operate, and to a certain extent, the energy consumption is saved by one time, the production efficiency is increased by over two times, and the labor cost is reduced.

The invention discloses an automatic hydraulic unhooking device. The automatic hydraulic unhooking device comprises an oil cylinder, an automatic hooking device and a hydraulic system for controlling the pressure of a rod cavity of the oil cylinder, wherein the automatic hooking device is fixed at the end part of a piston rod of the oil cylinder; the automatic hydraulic unhooking device is also provided with mechanical locks, and the mechanical locks are mounted on an outer cylinder wall of the oil cylinder in pairs; an unlocking rope is arranged on the mechanical locks; an unhooking rope is mounted between the automatic hooking device and the mechanical locks; one end of the unhooking rope is connected with the automatic hooking device, and the other end of the unhooking rope is connected with the mechanical locks. According to the automatic hydraulic unhooking device disclosed by the invention, a hammer is lifted by the mechanical locks, and the hydraulic bearing of a high-speed oil cylinder is replaced by the rigid bearing of a mechanical-lock structure, so that the problem that when the heavy load of the high-speed oil cylinder is lifted, a piston rod slides off is solved; the working pressure in the high-speed oil cylinder is low, and the sealing, manufacturing and maintenance cost is low; the piston rod of the high-speed oil cylinder is unlocked by the mechanical locks through the traction of the unlocking rope, so that the automatic hydraulic unhooking device is simple and convenient to operate, high in reliability, and suitable for impact machinery to perform unhooking operation.

The invention discloses a high vacuum-high pressure combined hydrogen storage property testing device for a low hydrogen absorption equilibrium pressure material. The device comprises a high pressure gas introduction system, a high vacuum gas reaction and hydrogen storage sample real-time observation system, a measurement system, a data acquisition system and an auxiliary testing device. The device disclosed by the invention has the advantages that the design is smart; the device can be used for acquiring kinetic data and thermodynamic data of a gas-solid reaction of a hydrogen storage material, especially the low hydrogen absorption equilibrium pressure material, in hydrogen absorption and desorption processes, and further observing the change of the sample surface appearance in situ in the reaction process at the same time, therefore the hydrogen storage properties of these materials are overall obtained, and the research demands on the fields of fusion energy and hydrogen energy are met.

The invention relates to the communication field and discloses a remote authorization method and device, equipment and a storage medium thereof. The remote authorization method comprises the following steps: acquiring a first biometric characteristic of a user collected at a device to be authorized; transmitting the first biometric feature to the mobile terminal; if a first terminal ID identifying the mobile terminal and a first user ID of a user of the mobile terminal transmitted by the mobile terminal are received, sending a first device ID, a first terminal ID and a first user ID identifying the device to be authorized to a server. The remote authorization method of the invention can ensure that the user himself requests authentication and enjoys related services on the physical location, effectively avoiding the situation that the user identity or the mobile terminal is embezzled, and simultaneously avoiding the risk of revealing the biometric characteristics of the user.

The invention relates to a bow raising air source system of a railway vehicle. The bow raising air source system of the railway vehicle comprises an installing frame which is provided with an air compressor. One end of the air compressor is connected with a socket through a cable, and the socket is connected with the compressor and supplies power to the air compressor through a plug. The other end of the air compressor is connected with a check electromagnetic valve through an air guiding pipe. The check electromagnetic valve is connected with the air inlet end of a drier and a safety valve through the air guiding pipe. A heater and a pressure switch are installed on the drier. A regenerative opening of the drier is connected with an air storage barrel through the air guiding pipe. The output end of the drier output supplied air through the air guiding pipe. A support is connected with the installing frame. The bow raising air source system of the railway vehicle is compact and reasonable in structure and firm in installation, an assembly is light, the motor burnout phenomenon cannot be caused easily, vibration is small, and the air leakage and electric leakage phenomena cannot be caused easily because vibration is small.

The invention relates to a data backup method, a backup data recovery method, a data backup device and a backup data recovery device, and belongs to the technical field of computers. The data backup method comprises the following steps that: data to be backed up is obtained, and whether the data is encrypted or not is prompted; if the data is confirmed to be encrypted, first terminal information of a terminal for backing up the data is obtained; and the first terminal information is recorded, the data is backed up to obtain backup data, and the backup data corresponds to the first terminal information. When the data to be backed up is backed up, after the data to be backed up is confirmed to be encrypted, the first terminal information of the terminal for backing up the data to be backed up is obtained; and the operation is enabled to be executed on the terminal relevant to the first terminal information when the backed-up backup data is recovered in the subsequent process, so that a terminal for recovering the backup data needs to be relevant to the first terminal information, the security of the backup data can be guaranteed, and the leakage of the backup data cannot be easily caused.

The invention discloses a method and apparatus for protecting contact information, and a computer readable storage medium. The technical problem that recorded contacts in an address book of the existing mobile terminal are leaked easily is solved. The method comprises the following steps: hiding field contents of contact information in the address book, and setting a query password corresponding to the contact information; when the contact information is operated, hiding the field contents of the contact information in any interface; and inputting the query password corresponding to the contact information, and displaying the field contents of the contact information. By means of the field hiding function of a contact database of the address book, the field contents of the contact information stored in the address book are hidden, and the contact information is queried and edited by inputting the query password. Therefore, when the mobile terminal is not held by an owner, the contact information is unlikely to leak, and thus the user experience of the mobile terminal is improved.

A method and device for measuring the piston stroke of displacement-variable swashplate compressor features that a pin is inserted in the central hole of shaft neck pin and linked to a transmission rod in the central through hole of mainshaft, and a stroke sensor is connected to another end of said transmission rod. After the displacement of shaft neck pin is measured by the said sensor, the variation of piston stroke can be found out. Its advantages are simple structure, no leakage and high reliability.

The invention discloses a valve core of a throttle valve for a petroleum drilling manifold. The valve core comprises a cylindrical valve core, and is characterized in that the side wall of the valve core is uniformly provided with two groups or more than two groups of orifices which are arrayed spirally; each group of orifices comprise two or more than two orifices; each orifice is communicated with the inner hole of the valve core; and the valve core as the further improvement provided by the invention, the pore diameter of each group of orifices which are arrayed spirally decreases from bottom to top. The valve core provided by the invention has the advantages of uniform stress and long service life, is easy to manufacture, and is difficult to leak.

The invention discloses a storage and transportation device for chemical raw materials, which includes a transport vehicle, a vertical rod, a material inlet, a material storage inner tank, a material storage shell, a spur rack, a pressing block, a gear, a fixed rod, a rotating rod, a pull rod and a second Four springs, firstly pull the upper pull rod on each vertical rod, rotate the rotating rod between the pull rod and the vertical rod, then pull out the discharge pipe, press the T-shaped push up quickly, the elastic rod compresses the third spring inward, and the spring plate After receiving the force of the first spring, it moves toward the outlet of the discharge pipe, and the rubber pad on the spring plate resists the outlet of the discharge pipe. The rubber pad is set to increase the sealing of the raw material outlet, which is not easy to cause leakage. Finally, the chemical raw material is released from the inlet. When the feed port is put in, with the increase of raw materials, the entire storage tank moves downward, the elastic rod is rotated, the pull rod is released, the fixed gear stops rotating, and the entire storage tank stops moving downward, so that the entire storage tank is stronger than before, which plays a role in reducing Shock effect.

The invention relates to the technical field of hotel management, in particular to an unmanned hotel management authentication method and device. The method comprises the following steps of acquiringa face image on the surface of a user certificate and a face image in a certificate chip, matching the two face images, and verifying the authenticity of the user certificate; acquiring a depth face image of a user at the scene and matching the depth face image with the two face images on the certificate, so that identity authentication of the user is realized; and after the authentication is successful, providing a corresponding service for the user according to an authentication type, wherein the user is a hotel guest or a hotel staff, and the authentication type is check-in authentication,room entry authentication, public place entry authentication or check-out authentication. According to the authentication method and device, the face image on the surface of the certificate, the faceimage in the certificate chip and the face image acquired at the scene are combined, so that the authenticity of the certificate is identified, the identity authentication of the user is effectively realized in a cross-verification mode, information leakage is not easily caused, a relatively high safety coefficient is achieved, and the safety and reliability of unmanned hotel management are remarkably improved.

The invention relates to a hydraulic pipe joint. The hydraulic pipe joint comprises a joint body; threaded connectors are formed in two ends of the joint body; a groove in which a sealing ring is arranged is formed in the middle part of the joint body. The hydraulic pipe joint is simple in structure, convenient to use, relatively high in sealing performance, difficult to leak, high in product quality, safe, reliable, high in production efficiency, and long in service life.

The invention discloses a financial data storage system based on the Internet, and belongs to the field of financial data storage. According to the financial data storage system based on the Internet, when a lawbreaker sneaks and steals a storage device, under the action of a standby power supply carried by the storage device, the storage device disconnected with a power supply of a processing terminal can start the high-frequency work; on one hand, the high-frequency work of the storage chip main body is utilized to cause excessive loss of the storage chip main body, so that the storage chip main body is damaged; and, on the other hand, financial data can be timely backed up and transferred through the high-frequency work, and the sealing wax block can be melted by heat generated by the work, so that the corrosive liquid can be in contact with the storage chip main body, the storage chip main body is physically damaged, double damage is caused to the storage chip main body, lawbreakers are prevented from obtaining financial data of a company through a stolen storage device, and leakage of confidential parts in the financial data is not prone to being caused.

The invention discloses a water-sealed tank. The water-sealed tank comprises a tank body, the upper surface of the tank body is provided with an air inlet and an air outlet, and the side surface of the tank body is provided with a water supplementing pipeline; a separation board with a cavity is arranged inside the tank body, the upper surface of the separation board is provided with an air inlet pipe connected with the air inlet, the lower end of the separation board is provided with a plurality of inflation pipes for inflation, which are communicated with the cavity, and one end portion of the separation board is provided with an air hole. The water-sealed tank is simple in structure and skillful in design; can avoid surge flow and surge vibration due to pressure instability of exhausted flare gas when in use and accordingly can avoid damage or leakage at the connecting parts of the water-sealed tank; has good sealing performance and avoids gas leakage. The water-sealed tank is novel and innovative in design and applicable to popularization and usage.

The invention discloses a self-sealing eccentric half-ball valve which comprises a valve body, wherein a liquid inlet cavity is arranged in the valve body; one end of the valve body is provided with a water inlet communicated with the liquid inlet cavity, and the other end is provided with a water outlet communicated with the liquid inlet cavity; the top of the valve body is connected with a valve cap; the valve cap is connected with a main valve shaft; the bottom of the valve body is provided with an auxiliary valve shaft; a half ball valve plate connected to the main valve shaft and auxiliary valve shaft is arranged in the liquid inlet cavity; the surface of the half-ball valve plate is coated with an elastic sealing layer; the elastic sealing layer of the sealing surface of the half-ball valve plate and the inner port position of the water inlet form a contact fit to form an axial sealing pair capable of implementing axial sealing; and the elastic sealing layer on the sealing surface of the half-ball valve plate and the wall of the water inlet form a contact fit to form a radial sealing pair with radial self-sealing effect. The self-sealing eccentric half-ball valve has the dual effects of axial sealing and radial sealing, can not easily cause seepage or leakage, and has the advantages of small opening torque and longer service life.

The invention relates to the field of sewage treatment equipment, in particular to sewage treatment purification equipment which comprises a purification equipment body, liquid inlet assemblies are arranged on the left and right sides of the top end of the purification equipment body, and the left and right sides of the upper end of the purification equipment body communicate with water inlet pipes; a filtering assembly is arranged in the purification equipment body, and supporting assemblies are fixedly mounted on the left and right sides of the lower end of the purification equipment body; movement of the first sieve plate and the second sieve plate of the sewage treatment and purification equipment is powered by high-pressure water pressure provided by the liquid inlet assembly, so thatother driving mechanisms do not need to be arranged on the outer side of the purification equipment body, and the purification equipment is not liable to cause leakage in the sewage treatment process; in addition, after sewage supply is stopped, the first sieve plate and the second sieve plate automatically recover to the initial state under the elastic action generated by deformation of the first compression spring, and solid impurities on the surfaces of the first sieve plate and the second sieve plate are shaken to be discharged.

The invention discloses an air-cooled heat exchange type double-effect heat dissipation type motor, which belongs to the field of motors. Heat exchange air inducing pipes are arranged between adjacent heat dissipation fins, during the operation period of a motor body, a rotating shaft drives a rotating disc and a pushing block to rotate synchronously, an interval pushing effect on a curved surface ring plate is achieved, the heat exchange air inducing pipe is fully extended and shrunk due to water loss, heat exchange with the heat dissipation fins is realized, air fluidity between adjacent heat dissipation fins and around the heat dissipation fins is improved, heat on the motor body and the heat dissipation fins is promoted to be dissipated, double cooling of the heat dissipation fins is realized, and the heat dissipation efficiency of the two parts to the interior of the motor body is improved.

The invention provides a dust removal, desulfurization and white smoke removal integrated method. An adopted device comprises two Roots blowers, a desulfurizing agent bin, a primary purification unit,a secondary purification unit, an induced draft fan, a chimney and a compressed air unit, wherein one Roots blower blows a desulfurizing agent in the desulfurizing agent bin into the primary purification unit; coke oven coal charging flue gas reacts with the desulfurizing agent in the primary purification unit to complete desulfurization, enters the secondary purification unit after being cooledand whitened, and is discharged into the chimney through the induced draft fan after secondary desulfurization and dust removal are completed in the secondary purification unit. According to the device, cooling and desulfurization are integrated into the primary purification unit, secondary desulfurization and dust removal are integrated into the secondary purification unit, the dust removal, desulfurization and white smoke removal functions of coke oven coal charging flue gas can be achieved at the same time, the number of equipment is reduced, the occupied area is reduced, and the purchase,use and maintenance cost is greatly reduced; in addition, the device adopts a set of pipelines and is simple in arrangement, so that full-automatic control can be realized, and flue gas leakage is noteasy to cause.

The invention provides a control method of an air conditioner and the air conditioner. The air conditioner includes a deicing pipeline system, the deicing pipeline system is close to a base plate of the air conditioner, and the deicing pipeline system is connected with a compressor of the air conditioner. The control method includes the following steps that the freezing condition of the base plateis obtained; and when the base plate freezes, the compressor generates a high temperature refrigerant and controls the high temperature refrigerant to flow to the base plate through the deicing pipeline system, and the base plate is deiced until deicing of the base plate is finished. According to the control method of the air conditioner and the air conditioner, the safety degree of deicing of the base plate of the air conditioner can be improved, the electric leakage condition during deicing is prone to being caused, and reliability is good.

The embodiment of the invention discloses an object processing method and a terminal device, and relates to the technical field of communications, for solving the problem that the encryption or decryption method in the prior art easily causes password leakage. The method comprises the following steps: receiving a first touch input of a user on an encrypted target object; displaying the decrypted target object in response to the first touch input, wherein N fingerprint partitions and a first fingerprint input sequence input via the first touch input are used for decrypting the encrypted targetobject, and N is an integer greater than one. The scheme is specifically applied to a scene in which the target object is encrypted and decrypted.

The invention discloses a closed type water-saving writing brush cleaning device which comprises an upper cover body, wherein an upper rubber sleeve is arranged below the upper cover body; a connecting barrel is arranged below the upper rubber sleeve; a lower rubber sleeve is arranged below the connecting barrel; a lower cover body is arranged below the lower rubber sleeve; a lower sealing cover is arranged below the lower cover body; an upper sealing cover is arranged above the upper cover body; an upper sponge body is arranged in the upper rubber sleeve; the upper sponge body is clung to the wall surface of the upper rubber sleeve; a lower sponge body is arranged in the lower rubber sleeve; and the lower sponge body is clung to the wall surface of the lower rubber sleeve. According to the closed type water-saving writing brush cleaning device, the writing brush can be cleaned and washed in a frictional manner, an upper filter screen and a lower filter screen are arranged in the barrel body and the cleaning device is arranged in an inverted manner, so that the filtered water is subjected to multiple times of filtration, the repeated usage of the filtered water is realized, and water resources are saved; besides, the closed type water-saving writing brush cleaning device is simple in structure, small and exquisite, and convenient to carry and clean.

The invention provides a dynamic password access control lock and an operation method thereof. The dynamic password access control lock comprises a main access control lock body, a power module, a communication circuit module and a control module, wherein the power module, the communication circuit module and the control module are all arranged in the main access control lock body; the communication circuit module and the control module are connected via a communication bus; the communication circuit module and the control module are both connected with the power module; the power module is used for supplying power to the communication circuit module and the control module; and the communication circuit module is used for the transmission and reception of working information or parametersbetween the control module and an operator. The dynamic password access control lock of the invention calculates and updates an unlocking password according to the real-time time and per time unit ofa key, and realizes remote unlocking and authority control management functions through the communication circuit module.

The invention discloses an air-cooled and heat-exchanging double-effect heat-dissipating motor, which belongs to the field of electric motors. A heat-exchanging air duct is arranged between adjacent heat-dissipating scales. During the operation of the motor body, a rotating shaft drives a turntable and a push block The synchronous rotation can push the curved surface ring plate at intervals to realize the full extension of the heat exchange and air duct and the process of shrinking due to water loss. The fluidity of the surrounding air promotes the heat dissipation on the motor body and the heat dissipation scales, realizes the double cooling of the heat dissipation scales, and then improves the heat dissipation efficiency of the two to the inside of the motor body.

The invention provides a method capable of hiding a specified file and a specified folder. The method comprises the steps that: a file hiding drive module customizes a disguised public folder control function, and hooking an entry of the public folder control function into an internal CommonDirectoryControl function of a Windows file system; and the public folder control function deletes a file or folder in a white list from an IRP operation result, so as to obtain an IRP operation result after the file or folder is hidden. The method has the advantages that: since the manner of hiding the file and the folder by adopting a Windows kernel driving layer Hook file system for driving the internal CommonDirectoryControl function, the technical difficulty is greater, the file and the folder cannot be discovered or cracked by the existing system management tool on the market and cannot be bypassed easily, the method is high in practicality, and is not liable to cause leakage of hidden information, and has the advantage of higher universality.