577results about How to "Guaranteed closure" patented technology

The invention discloses an automobile skylight intelligent adjusting system and method and relates to the field of automobile skylights. The automobile skylight intelligent adjusting system comprises an engine speed sensor and a controller, wherein the engine speed sensor is used for detecting engine speed, and the controller is used for starting up the automobile skylight intelligent adjusting system when a skylight switch is turned on, an ignition key is located on a START gear, the engine speed reaches a first threshold value and an air-conditioner is not turned on, and closing the automobile skylight intelligent adjusting system and an automobile skylight when the skylight switch is turned off, and the engine speed is smaller than the first threshold value or the air-conditioner is turned on. The design enables the automobile skylight intelligent adjusting system to be started only under a certain condition, and the automobile skylight can conduct automatic adjustment when rainfall and light change outside an automobile after the automobile skylight intelligent adjusting system is started.

The invention relates to a steam sterilizing process for the disinfection of medical appliances in hospital, and the steam sterilizer employing the steam sterilizing process, which comprises the steps of vacuumizing, preheating, sterilizing and cooling down. The steam sterilizer comprises a steam sterilizing box, a valve group, an air filter, a steam generator, a vacuum pump and an automatic control system.

The invention discloses a data synchronization method and device and a distributed system. A management node obtains the route updating information indicating that route information of a first data center and route information of a second data center need to be updated, wherein the route information at least contains the identification information of the first data center, the identification information of the second data center, the standby route information of each node of the first data center and the standby route information of each node of the second data center; the management node adjusts the route information of the first data center and the route information of the second data center according to the route updating information; the management node synchronizes the adjusted route information of the first data center and the adjusted route information of the second data center to the first data center and the second data center, and therefore the first data center and the second data center conduct synchronous transmission on data of all the managed nodes based on the adjusted route information.

The invention relates to a surveillance camera housing which comprises a shell body and a cover body, wherein a cavity capable of containing a camera is formed in the shell body, and the top and the front end of the cavity are opened; the front end of the cover body and the front end of the shell body are hinged with each other, and the opened top of the shell body can be selectively closed; the front end of the shell body is provided with a baffle with a UV (Ultra Violet), and the opened part of the front end of the cavity is closed. The surveillance camera housing is characterized in that a circular ring flange surrounding the UV is convexly arranged on the outer side of the baffle plate; an external thread is formed on the peripheral surface of the flange, and a circular-tube-shaped shading cylinder is installed on the peripheral surface of the flange in a threaded mode; a plurality of circumferential ripples are formed on the inner circumferential surface of the shading cylinder, and the ripples are uniformly distributed on the length direction of the shading cylinder at intervals, so that the axial section of the inner circumferential surface of the shading cylinder is in a uniform wave shape. The surveillance camera housing has the advantages that a design without windscreen wiper and fan is adopted, the dust adsorption can be effectively avoided, the capturing effect of pictures guaranteed, the closing effect of the housing is ensured, and the housing is maintenance-free within 3 years.

The invention provides a dust collection laser cutting machine, and relates to the field of laser cutting. According to the dust collection laser cutting machine, electric telescopic rods are connected to the two sides of the bottom of an installing plate, and the bottom between the two electric telescopic rods is fixedly connected with a connecting plate. An installing groove is formed in the middle portion of the inner side of the connecting plate. A laser cutting machine body is fixedly welded to the inner wall of the installing groove. The bottom of the connecting plate is fixedly connected with the top of a dust stop mechanism. Dust suction hoses are in penetrating connection to the two sides of the top of the connecting plate, the tops of the dust suction hoses are connected with pipeline connectors, and the pipeline connectors are fixed to the bottom of the installing plate. According to the dust collection laser cutting machine, through cooperative usage of the dust stop mechanism and a dust collection mechanism, when the laser cutting machine cuts a product, the dust stop mechanism can stop dust flying and drifting away generated during cutting, accordingly, the dust can be collected through the dust collection mechanism, the dust is prevented from flying and drifting away, and generated dust is conveniently collected.

The invention discloses a pulsed steam sterilization process suitable for sterilizing medical equipment and a steam sterilizer for the steam sterilization process. The sterilization process comprises the following steps of vacuumizing, preheating, sterilizing, performing vacuum drying and the like. The steam sterilizer comprises a steam sterilization box, a valve bank, an air filter, a steam generator, a vacuum pump and an automatic control system. Compared with the prior art, the invention has the advantages that: by the pulsed steam sterilization process and the steam sterilizer thereof, a sterilization apparatus can be transported without packaging, the temperature raising and reduction time of the sterilization is shortened, the sterilization time of the apparatus is shortened, the labor intensity of medical care personnel is reduced, and the disinfection and sterilization are more complete and have a better effect.

The invention provides a photoetching manufacture procedure. Firstly, the metal medium layer on the surface of the chip is coated with photoresist and the chip is arranged in a plating cavity for plating after finished the photoetching manufacture procedure; the plating cavity is provided with a sealing ring and an electrode inside, wherein, the manufacture procedure also comprises the following steps: a. the selected area of the edge of the chip is exposed; b. the protective area of the edge of the chip is kept off with a baffle object and then cannot be affected by exposure; c. a special picture is adopted to expose the chip and the special picture is provided with a hole with internal so that the photo resistance on the surface of the chip can be exposed with interval; d. the chip conducts development and the unexposed photo resistance is melted. The photoetching manufacture procedure of the invention firstly exposes the selected area of the edge of the chip contacted with the sealing ring after gelatinizing and the selected area of the edge directly contacted with the sealing ring has no photoetching image, therefore, airtight of the sealing ring is ensured; in addition, pollutant cannot be generated in the process of plating to pollute the sealing ring and production efficiency is effectively improved.

The invention discloses a vertical air shaft double-door type explosion-proof system, which mainly consists of a gable wall body (2), door bodies (3), a buffer framework (4) and a flexible buffer wall (5), wherein the gable wall body and the buffer framework are respectively fixed on a wellhead steel reinforced concrete base (1); small holes are respectively and correspondingly formed in upper and lower cross beams arranged at the left and right sides of the buffer framework at fixed intervals; the flexible buffer wall consists of a plurality of string-shaped buffer units; the string-shaped buffer units are correspondingly fixed in the small holes formed in the upper and lower cross beams arranged at the left and right sides of the buffer framework; the door bodies (3) are respectively arranged on a short upright post of the buffer framework (4) through a door shaft hinge (6); and the two ends of the door bodies (3) are supported on the gable wall body. The vertical air shaft double-door type explosion-proof system has the advantages that the fast explosion release and automatic resetting can be realized; higher explosion-proof performance is realized; and the vertical air shaft double-door type explosion-proof system is applicable to new and old air shaft building.

The invention relates to a slaughter house process monitoring traceability system based on weight conservation. The slaughter house process monitoring traceability system is characterized by comprising a quarantine sorting metering channel, a handheld terminal, a weight conservation metering device, a traceability electronic scale and a background server. The slaughter house process monitoring traceability system integrates standardized slaughter processing, information traceability and monitoring. According to the scheme, slaughter processing of livestock products is performed, the technical support can be provided for related supervision departments for effectively supervising the slaughter process, the recoded process information truly and effectively reflects the whole process information of slaughter processing of livestock meat products, the slaughter house information level can be effectively improved, and guarantees are provided for the livestock meat product quality safety.

The invention discloses an airflow-assisted electrostatic spinning instrument with a real-time sampling function, which comprises an electro-spinning room, a sampling room, a humidity and temperature adjusting room and a master control room, wherein all the parts are relatively independent and are reasonably arranged in a relatively large box-type glass shade. The instrument is characterized in that the electro-spinning room is designed in such a way that materials are fed from the bottom while electro-spinning products are received from the top; an auxiliary fan is mounted on a needle head fixing rod in the electro-spinning room and used for forming rising auxiliary airflow in the process of electrostatic spinning to enable the electrostatic spinning to be performed stably and continuously; the sampling room can collect electro-spinning samples at any time without interrupting electro-spinning; samples obtained by the sampling room can be observed preliminarily under a high-power microscope or are further observed under a characterization instrument like a scanning electron microscope; the humidity and temperature adjusting room is provided with a heating rod, communicated with a dehumidifier and used for controlling the temperature and humidity of the electro-spinning room. The airflow-assisted electrostatic spinning instrument aims to overcome a filament phenomenon in the process of electrostatic spinning to enable the electrostatic spinning to be performed stably and continuously.

The invention relates to a pinch roll guide for guiding rolled pieces into a laying head. A guide groove for the rolled pieces to pass through is arranged in the guide and is communicated with the inlet and the outlet of the guide; a tail guide roll set is arranged at the tail of the guide and comprises a plurality of branched guide rolls; annular grooves are formed along the circumferential directions of the branched guide rolls; the groove surfaces of the annular grooves on each of the branched guide rolls enclose a full circle for the rolled pieces to pass through; the branched guide rolls are fixed on guide roll seats; and the guide roll shafts of the branched guide rolls are rigidly matched with the guide roll seats. The technical scheme shows that the guide roll shafts of the branched guide rolls are rigidly matched with the guide roll seats for fixing the branched guide rolls, thus the closeness of the full circle can be kept all the time, and the elastic change can not occur. The rigid matching can achieve the purpose of forcibly fixing cores of the rolled pieces, has high guide precision, good rigidity and small vibration, avoids impact, surface scratches and scuffing caused by off tracking generated when the rolled pieces enter the full circle, and simultaneously avoids large amplitude vibration of the guide, or distortion and stacking of the rolled pieces and other phenomena.

The invention provides an intelligent high-efficiency constant-temperature air shower room, and belongs to the technical field of air shower rooms. The intelligent high-efficiency constant-temperatureair shower room comprises a room body, an electric control door, an air blowing partition plate, an air return partition plate, a controller and a rotary table arranged in the air shower area and a gravity sensor is arranged on the rotary table, a plurality of air inlet holes are formed in the air blowing partition plate, a plurality of air return nets are installed on the air return partition plate, an air blowing device is arranged in the air making area, a plurality of dust collecting devices are arranged in the dust collecting area, through the air inlet holes and the air return nets, theair blowing device and the dust collecting devices communicate with the air shower area correspondingly; and the air blowing device comprises an air shower transplanting mechanism which penetrates through the air inlets and stretches relative to the air inlets, and the dust collecting devices comprise dust removing mechanisms which sweep along the surface of the air return nets. The intelligent high-efficiency constant-temperature air shower room has the functions of forcibly and automatically starting air shower operation, automatically adjusting the reasonable distance between the air outlet and a user, automatically removing dust during air shower and the like, so that the temperature of air blown to the body of the user by the air shower is constant, the comfort is improved, and the ideal air shower effect is ensured.

The invention request to protect a magnetic control negative pressure enhanced adhesion device capable of imitating an octopus sucker, belongs to the field of intelligent devices with a bionic structure, and includes structural design, a working principle and a manufacture way. The adhesion device is mainly divided into two parts, including an adhesion sucker and a regulation and control electromagnet. In the adhesion device disclosed by the invention, magnetic response materials are adopted to design and manufacture the adhesion sucker capable of imitating the octopus sucker, the regulation and control electromagnet is integrated above the adhesion sucker, a magnetic field is controlled to drive the inner cavity of the adhesion sucker to deform so as to generate negative pressure change similar to the octopus sucker, when the adhesion sucker adheres, adhesion force with a contact surface can be enhanced, when the adhesion sucker is separated, a peeling process is accelerated, and thepressure and the adhesion performance of the outer cushion of the adhesion sucker and the contact surface can be simultaneously regulated to guarantee a sealing effect of a negative pressure cavity. The magnetic control negative pressure enhanced adhesion device disclosed by the invention is conveniently manufactured and is low in cost, meanwhile, the adhesion performance is adjustable and controllable, and the magnetic control negative pressure enhanced adhesion device is in flexible contact, has high environmental suitability, and can be used for complex environment occasions which need to realize a quick adhesion/ de-adhesion process, wherein the complex environment occasions include quick-transportation mechanical arm and foot-leg wall surface robots and the like.

The invention provides a weather resistance detection device for an outer wall test piece and belongs to the technical field of measurement. The weather resistance detection device solves the technical problems that existing weather resistance detection devices for the outer wall test piece cannot perform system detection simultaneously on wind pressure resistance and the environment of heat/rain and the like, so that detection data are not comprehensive enough and development of an outer wall is influenced, and the like. The weather resistance detection device for the outer wall test piece comprises an environmental box and a frame for fixing the outer wall test piece. The side of the environmental box is provided with an inlet, a heating system enabling the temperature in the environmental box to rise and a refrigerating system enabling the temperature in the environmental box to be lowered are arranged in the environmental box, a spraying system is further arranged in the environmental box and comprises a plurality of spray heads, water outlets of the spray heads are towards the inlet, and a control system capable of controlling the heating system, the refrigerating system and the spraying system is further arranged at the position of the environmental box. The weather resistance detection device has the advantages that the environmental box can simulate various natural environments through the heating system, the refrigerating system, the spraying system and a fan, and detection is comprehensive.

The invention discloses a tea leaf and drying dust removing device, and relates to the technical field of tea leaf machines.The tea leaf and drying dust removing device comprises a closed tea leaf drying chamber.A rotating tea leaf drying cylinder is arranged in the tea leaf drying chamber, rotating shafts are arranged at the left end and the right end of the tea leaf drying cylinder and are horizontally arranged through supports, and one rotating shaft is connected with a motor through a speed reducer.The tea leaf drying chamber is provided with an air extraction pipe communicated with the outside, and an air extraction device is arranged on the air extraction pipe.Heating components are arranged on the inner side wall of the tea leaf drying chamber.Sealing components are arranged at the parts, penetrating out of the tea leaf drying chamber, of the rotating shafts.A tea leaf putting opening is formed in one side of the tea leaf drying chamber, a sealing cover is arranged at the tea leaf putting opening, an opening is formed in the tea leaf drying cylinder, and a cylinder cover is arranged at the opening.The tea leaf drying and dust removing device can solve the problems that a lot of dust is generated by an existing tea leaf drying machine in the tea leaf drying process, and the body health of workers is influenced.

The invention relates to a phase-controlled switch peak zero-cross-switching inrush current control circuit and a control method thereof, and belongs to the technical field of reactive compensation and harmonic filter of electric power systems. The control circuit comprises a control circuit which is provided with an intelligent control device and a magnetic latching relay switch which is used for controlling the connection and disconnection between a capacitor group and a network source, wherein a primary series circuit formed by a high-voltage diode and a high-resistance high-voltage current limiting resistor via series connection is connected beside the magnetic latching relay switch in parallel; a secondary series circuit formed by an auxiliary relay switch and a low-resistance high-voltage current limiting resistor via series connection is connected beside the high-voltage current limiting resistor in parallel; a zero-cross signal input end of the intelligent control device of the control circuit is connected with two ends of a contact of the magnetic latching relay switch; a detection end of a reference phase detection circuit is connected with the network source; a control output end is connected with controlled ends of a primary relay switch and a secondary relay switch. The phase-controlled switch peak zero-cross-switching inrush current control circuit and the control method can be used for solving the problem that the inrush current on the traditional pre-charging circuit is large and the capacitor group is easy to damage, and have the advantages of being energy-saving, environment-friendly, free of energy consumption and suitable for the switching control of multi-phase switched capacitor groups with various connection manners and different voltage classes.

The invention discloses a hierarchical multi-piece point cloud rigid registration method, including the steps of: (1) building a connection relation map according to overlapping relations of multiple pieces of point clouds; (2) performing rigid registration on each two pieces of point clouds having a connection relation; (3) extracting independent loops in the point cloud connection relation map; (4) calculating the closing degree of each independent loop according to a point cloud rigid registration result; (5) determining a sequence according to the closing degree of each independent loop, and performing closing operation on each independent loop successively; and (6) performing global error diffusion on the connection relation map. The hierarchical multi-piece point cloud rigid registration method provided by the invention can perform rigid registration on multiple pieces of point clouds and ensure closure of rigid transformation between the point clouds, and has the advantages of small registration error, high operation efficiency and low dependence on initial position conditions of the point clouds.

The invention discloses a valve rod retreating prevention device for a high-pressure valve. The device comprises a valve body, a valve rod, a hand wheel, a mounting bar, a connection insertion block,a placing sleeve, a screw, a cylinder, a spring, a strip groove, a rubber head cover, a disc, a circular sleeve, a movable round rod, a first rubber sleeve, a connecting bar, a limiting groove, a through groove, a slot, a second rubber sleeve, an L-shaped groove, a sealing ring, an annular oil storage tank, a fine hole, a fixed pipe, a rubber bar, a connecting cylinder and a ball. The device is reasonable in structure; through an extension structure, the movable round rod can be lifted in the vertical direction; when the valve body is closed, the movable round rod can be inserted in the limiting groove of the hand wheel to prevent rotation of the hand wheel by external force; meanwhile, through arrangement of the bolt, the hand wheel can be limited; when the movable round rod is lifted, only the connecting bar slides in the strip groove and the L-shaped groove; and after the movable round rod is collected into the cylinder, the connecting bar moves to the tail end of the L-shaped groove, and the connecting bar can be stopped, so that the operation is simple.