82 results about "Isolating mechanisms" patented technology

An earthquake damping and isolating structure for building is composed of a load-bearing pot body and acover plate each with central recess on their top and bottom surfaces respectively, rolling balls placed between them, annular elastic dampers, base and springs. The rolling balls arranged between the load-bearing pot body and the cover plate are stressed and deformed, but do net bear the load of building, which is borne by the ring plane between load-bearing body and cover plate. The annular elastic demper is installed on the annular boss in the load-bearing pot body. Its advantages are high vertical and horizontal rigidities, and high earthquake resisting effect.

The invention discloses a six-degree-of-freedom active-passive combined positioning and vibration-isolating platform. The platform comprises a foundation platform (3) and a load platform (1), and is characterized in that the platform further comprises six actuator units (2) connected with the load platform (1) through upper flexible hinges (213) and connected with the foundation platform (3) though lower flexible hinges (201); and the axes of the actuator units are perpendicular to one another, and each actuator unit comprises a primary passive vibration-isolating mechanism and a secondary vibration-isolating mechanism. According to the six-degree-of-freedom active-passive combined positioning and vibration-isolating platform, the six actuator units are of a cube structure in the space, actuators have the same structural characteristics and control characteristics, accurate six-degrees-of-freedom positioning and vibration-isolating can be achieved, and the six-degree-of-freedom active-passive combined positioning and vibration-isolating platform can be widely applied to the fields of aerospace, optical instruments and meters, precision manufacturing and measuring, and the like.

The invention discloses a piezoelectric active vibration isolating mechanism which comprises a first force sensor, a spring corrugated pipe, an intermediate mass block, a first flexible hinge, a piezoelectric actuator, a second force sensor, a second flexible hinge and a controller. One end of the first force sensor is connected with a base platform, and the other end of the first force sensor is sequentially connected with the second force sensor, the spring corrugated pipe, the intermediate mass block, the second flexible hinge, the piezoelectric actuator and the first flexible hinge. The first force sensor and the second force sensor are respectively used for detecting the vibrating signals of the base platform and the vibrating signals of a load platform and can respectively transmit the detecting vibrating signals to the controller, and the controller can control the piezoelectric actuator to exert acting force on the load platform to compensate the load platform. By means of a two-stage serial-connection suspending structure, the inherent frequency of the structure is effectively reduced, and micro-vibration low-frequency interference in precision equipment can be effectively restrained.

The invention discloses a method of class loader isolation. The method is as follows: start up Java process and create therein a user-defined class loader object; add a class path in the user-defined class loader object; create a startup application server thread object and appoint the user-defined class loader object for the class path; and then start up the startup application server thread object. The invention flexibly defines the class path and logic to be loaded by making use of the user-defined class loader isolating mechanism, so as to separate the class file to be loaded by the application server, with the class file to be loaded by the applications deployed on application server. Therefore, the invention can strengthen fault tolerance, compatibility and stability of application servers.

Disclosed is a detection method for malicious act in Android application. The front end of a modern antivirus technology takes an antivirus engine technology as a core which is applied to two working scenarios of a hose and a network while the rear end relies on a large-scale data analyzing and processing system as support; traditional malicious act detection lies in that malicious document samples collected from the front end or instantly-triggered events are submitted to the rear end system for analyzing and processing; on the premise that the malicious act detection technology is gradually formed in constant evaluation of the antivirus technology in recent years, generation of a new virus technology can directly promote improve of the entire level of the antivirus technology, and such an offensive and defensive game is often passive; a sandboxing technology provides experiments for some unreliable programs without affecting the running environment of the system, and the main idea lies in isolating mechanism and hierarchical security structure; an SVM (secure virtual machine) based malicious act detection model is provided in the research, and the model is applied to the sandboxing technology based Android system.

The invention relates to an intelligent cleaning robot for a playground rubber lawn. The intelligent cleaning robot comprises a mounting top plate and a cleaning device; mounting holes are uniformly formed in the mounting top plate; the cleaning device is mounted at the bottom of the mounting top plate; the cleaning device comprises a supporting cylinder, supporting connecting plates, a rotating cylinder, a transmission motor, a transmission gear, cleaning mechanisms, an isolating mechanism, a recycling mechanism, a pouring mechanism and an air pump; and each cleaning mechanism comprises a cleaning plate, an anti-scraping spring and a cleaning claw. The intelligent cleaning robot can solve the problems that when an rubber lawn is cleaned in the prior art, combing action of the lawn cannotbe synchronously carried out when the lawn is cleaned, larger sundries need to be picked up manually, cleaning efficiency of the rubber lawn is low, the sundries on the rubber lawn cannot be collecteduniformly, and the like. Functions that the sundries on the rubber lawn are cleaned and the rubber lawn is automatically combed can be achieved.

The invention provides a method and device for ensuring in-chamber safety of small-caliber ammunition. The method comprises the steps that a the device used for ensuring the in-chamber safety is arranged in a small-caliber ammunition fuse, the device acts under the action of in-chamber recoil force in the shooting process for preventing a fuse isolating mechanism from moving, and then the fuse isolating mechanism is made in an isolated state; and after the ammunition is out of the chamber, the device is reset, and a restriction on the fuse isolating mechanism is removed. The device comprises a base, a limiting body, a safety pin, an elastic part, a containing groove, a first locating hole and a second locating hole, wherein a fastening part is arranged at one end of the containing groove, the elastic part enables the safety pin to be located in the containing groove or the containing groove and the first locating hole at ordinary times, and the safety pin compresses the elastic part to move under the action of the in-chamber recoil force to enable the first locating hole to be fixedly connected with the second locating hole in an inserted manner in the shooting process. According to the method and device for ensuring the in-chamber safety of the small-caliber ammunition, it is guaranteed that isolation cannot be removed through the fuse isolating mechanism in the chamber, and therefore an in-chamber explosion is avoided, and the in-chamber safety in the shooting process is guaranteed.

This invention reveals a vacuum boosting braking system for hydraulic braking mechanism by connecting between the mechanism's pedal and the master cylinder, and it comprises of a vacuum generating device, vacuum cavity to which the vacuum generating device connected and in which the vacuum is generated; ether cavity, adjacent to the vacuum cavity through an isolating mechanism whose location could be changed in accordance with the pressure variation in vacuum cavity and ether cavity, which connected to the outside world through a valve that is controlled by the pedal; the handspike, whose one ended connected to the isolating mechanism and the other end to the master cylinder, and the changing location of the isolating mechanism drives the handspike to push the master cylinder; the original pressure of the ether cavity is the same with that of the vacuum cavity, and the stepping on the pedal opens the valve which makes the same pressure inside the ether cavity and barometric pressure, meanwhile, the pressure difference of the ether cavity and the vacuum cavity pushes the isolating mechanism to change locations and to achieve the braking by pushing the braking pump.

A stage tool includes an isolation mechanism for isolating the lower bore of a completion string. The isolation mechanism is initially in a deactivated configuration until sufficient hydraulic pressure is applied, at which time, the isolating mechanism is activated to isolate the lower bore from cement ingress. Concurrently or subsequently, a stage tool may be opened to facilitate cementing of an annulus between the completion string and the wellbore. After cementing, the isolation mechanism, or portions thereof, may be drilled out to re-establish flow through the stage tool.

An aluminum profile straightening device comprises a support with two slide rails. The aluminum profile straightening device further comprises a main straightening vehicle and an auxiliary straightening vehicle which are disposed on the slide rails. The main straightening vehicle comprises a vehicle body. A clamp opening allowing aluminum profile to be fed in is formed at the front end of the vehicle body. A clamping mechanism for clamping the aluminum profile is disposed on the vehicle body. An isolating mechanism avoiding human hands from being in direct contact with the clamping mechanism is disposed at the front end of the vehicle body. The structure of the auxiliary straightening vehicle is identical with that of the main straightening vehicle. The aluminum profile straightening device is simple in structure, convenient to use, efficient in operation, good in straightening effect, and suitable for being popularized and used, the aluminum profile can be stretched and straightened effectively, bends and warps of the aluminum profile can be eliminated, and uneven stress along the section direction of the aluminum profile is eliminated.

The invention relates to a vibration isolating support saddle of self-adaptive double-spherical spring steel plate in the field of building, bridge and aqueduct engineering, comprising an upper support saddle plate, a column upper sliding block, a column biconvex spherical lower sliding block, a sliding disc and a lower support saddle plate; the lower part of the upper support saddle plate is provided with a ring seal plate; the outer wall of the lower part of the upper support saddle plate is connected with the upper surface of the column upper sliding block; a bow spring steel plate elastic subassembly connected with the column upper sliding block is installed between the column upper sliding block on the outer wall of the lower part of the upper support saddle plate and the ring seal plate; the inner concave spherical surface of the column upper sliding block is connected with the upper convex spherical surface of the column biconvex spherical lower sliding block; the lower convex spherical surface of the column biconvex spherical lower sliding block is positioned in the concave spherical surface of the sliding disc; and the convex spherical surface of the sliding disc is positioned in the concave spherical surface of the lower support saddle plate. The support saddle has simple structure, large vertical bearing force, perfect durability and clear vibration isolating mechanism and is fit for buildings, bridges, aqueducts and other buildings with high requirement of vibration resistance property.

The invention discloses a vibration reducing and isolating system with limiting devices and an installing and arranging method thereof. The vibration reducing and isolating system is provided with a supporting platform, counter-force components and a vibration reducing and isolating foundation. The supporting platform is located between the counter-force components. Lead dampers are arranged between the supporting platform and the counter-force components. Vibration isolators are vertically arranged between the supporting platform and the vibration reducing and isolating foundation. The limiting devices are fixed to the counter-force components and located between the supporting platform and the counter-force components. The vibration isolators and the dampers are skillfully arranged in the structure, and the vibration reducing and isolating system with the specific vibration reducing and isolating mechanism is formed. Constructing and installing are convenient, the construction cost is low, the seismic response of a smoothing reactor can be effectively reduced, and the engineering application space is broad.

The invention is suitable for the field of fire technology, and provides a fire escape system. The fire escape system comprises a fresh air conveying device for preventing smoke from spreading to an escape access in a building and a large-scale facility space with personnel activity. The fresh air conveying device can convey plenty of fresh air to the escape access when the fire breaks out, thereby preventing the smoke from spreading to the escape access and providing the air for the person to breathe; a smoke isolating mechanism and a smoke sectional discharging device are arranged to guarantee the safety escape and emergent hedge of the affected personnel.

The present invention discloses a UV-curing-based solvent-free electrostatic spinning apparatus. The apparatus comprises a high voltage power supply, a liquid storage mechanism, a spinning nozzle, an oxygen isolating mechanism, an ultraviolet light source and a collector; the anode of the high voltage power supply is connected with the spinning nozzle; the spinning nozzle is communicated with the liquid storage mechanism for storing spinning precursor solution; the collector is connected with the cathode of the high voltage power supply or directly grounded; the oxygen isolating mechanism comprises a sealing box, the inside of which is anoxic or mionectic; the spinning nozzle and the collector are positioned in the sealing box; the ultraviolet light source is positioned in the sealing box or ultraviolet light emitted by the ultraviolet light source can enters into the sealing box; and the ultraviolet light source can irradiate space between the spinning nozzle and the collector. The apparatus can be used for continuously preparing photo-curing material micro-nano fiber in batches. The apparatus is simple in operation and safe and environment-friendly, environmental pollution caused by organic solvent volatilization can be effectively avoided, and the apparatus is especially suitable for large-scale commercial production of the photo-curing material micro-nano fiber.

A magnetic retrieval tool used for collecting metallic debris and material from within a wellbore or other surrounding downhole tubular. The tool includes a tool mandrel. A removable insert resides upon the tool mandrel. The insert retains a plurality of individual magnets in a fixed array or matrix surrounding the mandrel.

The invention discloses a hot-melting alloy constraining type isolating mechanism based on inertia, and belongs to the technical field of fuse safety mechanisms. The isolating mechanism comprises a body and a rotor, wherein a rotor hole is formed in the center of the body, and the rotor is coaxially embedded into the rotor hole in a sleeved mode and can rotate relative to the body; the rotor and the body are provided with corresponding holes used for containing a hot-melting alloy pin puller, an inertia safety part, a fire propagation part and a detonation propagation part; the isolating mechanism achieves a large isolating relieving rotation angle by optimizing the hole position relation, and through arrangement of a multi-stage safety mechanism, the isolating mechanism in a safe state and a due-out state can be locked at the corresponding positions. According to the hot-melting alloy constraining type isolating mechanism based on the inertia, on one hand, the part arranging mode of the isolating mechanism is optimized, the space size of the isolating mechanism is decreased, and the applicability of the isolating mechanism is improved; on the other hand, the safety of the isolating mechanism can be effectively improved through two-stage safety in the safe state, detonation sequence alignment can be effectively guaranteed through two-stage locking in the due-out state, and therefore the detonation efficiency is greatly improved.

The invention relates to the field of logistics boxes, in particular to a corn and fruit and vegetable freshness keeping logistics box which comprises a storing box, an isolating mechanism and a coverplate. The storing box is used for keeping freshness of corn. The isolating mechanism is clamped to the top end of the interior of the storing box. The cover plate is used for sealing the storing box. A fixing plate is arranged in the storing box. A second ice box is installed in the middle of the fixing plate. The top of the second ice box abuts against the connecting plate of the isolating mechanism. A first ice box is installed on the top of a clamping plate of the isolating mechanism. According to the corn and fruit and vegetable freshness keeping logistics box, a sealing ring is arrangedat the top end of the storing box, the sealing performance of the storing box is improved, by means of cooperative use of a storing chamber in the storing box, ice blocks can be stored in the storingbox conveniently, heating of the middle portion due to piling of the corn is avoided, meanwhile, the side wall of the storing box is provided with a gas inlet used for filling helium into the storingbox, then breathing effect after the corn is collected is restrained, it is ensured that the freshness of the corn is kept better in the logistics process, and finally the mass and quality of the corn are improved.

An apparatus for monitoring blood glucose comprising an invasive component for invasively measuring blood glucose and a non-invasive component, including color image sensor(s) to generate images from absorption of light that traversed the tissue, to receive a body part and generate a non-invasive blood glucose reading. Processor(s) convert the images into a vector V associated with a particular at least one invasive blood glucose measurement g_k1, form a regular learning matrix, λ, implement a noninvasive isolation mechanism of the tissue glucose level by unique association of the vector V_k with an invasive blood glucose level, determine a neural network from the learning set λ by pairing vectors into a branch and forming multiple branches into loops, wherein two vectors are paired if they have a pre-defined similarity in the blood glucose levels that each are associated with; and calibrate the neural network by having it pass at least one test.

The invention relates to a multi-magnet structure for energy harvesting and sensing, comprising a rotor, a stator and an optional fixing mechanism and isolating mechanism, wherein the rotor and the stator can be separately processed into axially magnetized cylinders and circular rings or radially magnetized magnetic balls according to different application occasions to form a magnetic column typeand a magnetic ball type; in the magnetic column type, the rotor magnetic column is adsorbed beside the stator magnetic ring along the circumferential direction under the action of magnetic force; inthe magnetic ball type, the rotor magnetic ball is adsorbed on the surface of the stator magnetic ball along the radial direction under the action of the magnetic force and gravity; and under the action of external excitation, the rotor magnetic column in the magnetic column type rotates along the circumferential direction of the stator magnetic ring, and the rotor magnetic ball in the magnetic ball type swings and even rotates around the equilibrium position. With the movement of the rotor, the transformation from the external excitation to a variation magnetic field can be realized, and thusthe energy harvesting of the external excitation in any direction can be realized by using coils based on the principle of electromagnetic induction, and the sensing of external excitation conditionscan be realized by sensing the variation of magnetic fields through a magnetic sensor.

The invention relates to an isolated fast singeing production line, comprising a combing part, which includes a blowing mechanism and a combing mechanism arranged at the rear end of the blowing mechanism; a primary singeing part, which is arranged at the rear end of the combing mechanism, and the primary singeing Part of it is used for the first-level singeing treatment of the fabrics that have been combed; the second-level singeing part is set at the rear end of the first-level singeing part, and the second-level singeing part is used for the fabrics that have completed the first-level singeing treatment Carry out singeing treatment again; both the primary singeing part and the secondary singeing part include a cooling guide mechanism for changing the transmission direction of the fabric and cooling it, and a cooling guide mechanism for isolating the main body of the fabric and the fabric The isolation mechanism for the wool on the upper surface and the singeing device for burning the isolated wool arranged on one side of the isolation mechanism; The problem is not thorough.