174results about How to "Play the role of safety protection" patented technology

The invention discloses a multifunctional safety protection waistcoat. The multifunctional safety protection waistcoat comprises a waistcoat body, a sensing unit arranged on the waistcoat body, and a safety air bag unit arranged in an inner cavity of the waistcoat body, wherein the sensing unit comprises multiple collision prediction sensors, a movement sensor, a physical sign monitoring sensor, a waistcoat tension sensor and a control unit connected with all the sensors, the safety air bag unit comprises a safety air bag, an air generator acting on the safety air bag, and an igniter used for starting the air generator, and the igniter is connected with the control unit. According to the multifunctional safety protection waistcoat, when the head, hip and body of a user suffer from collision or external pressure, the safety air bag can be opened in time to surround the collided part instantly, and then the user is protected from injuries.

The invention discloses a rental housing management system, and the system comprises a management platform, wherein the management platform stores rental housing data, tenant information data and rent data, is coupled to an external public security system, and is also coupled to an external map service system; user terminals which comprises a landlord terminal and a tenant terminal; and a plurality of entrance guard devices which are respectively disposed on the door of each rented house, and communicates with the landlord terminal and the tenant terminal. The system can cooperate with the public security system through the setting of the management platform, so as to judge whether a tenant is a criminal offender or not. The system also can achieve the automation of payment through the setting of the landlord terminal and the tenant terminal, and solves a problem in the prior art.

The invention discloses a rapid grinding device for ends of steel pipes of different pipe diameters. Steel pipes of different diameters are gripped and clamped through stretching and contracting of outer clamping plate telescopic oil cylinders and engagement of teeth of inner clamping plates and outer clamping plates, a large mounting disc is driven by a gripping drive motor to rotate, a telescopic oil cylinder in a fixed plate drives the mounting disc to move front and back, and then steel pipes can arrive at designated machining positions to be ground; and meanwhile, a grinding mechanism drives a grinding frame to rotate through a grinding drive motor, grinding wheel drive motors drive grinding wheels to rotate, the positions of the grinding wheels are adjusted through a telescopic oil cylinder mounted in a grinding frame mounting groove, and therefore the ends of steel pipes of different diameters are ground, after grinding is finished, the oil cylinder returns to be unloaded, and steel pipes can be taken down after resetting.

The invention belongs to the technical field of protection devices, and particularly relates to a high-altitude fall protection device and a working method thereof. The high-altitude fall protection device comprises a control module, a protection net arranged at an inside corner of a wall, a human body detecting module connected with the input end of the control module and a protection net motionmodule connected with the output end of the control module; the human body detecting module is located above the protection net and used for detecting the falling human body; the control module is suitable for controlling the protection net motion module to drive the protection net to be unfolded along the inside corner of the wall to catch the falling human body.

The invention provides an adjustable multifunctional building construction platform. The adjustable multifunctional building construction platform comprises a supporting transverse base plate, movingwheels, a left folding rod, supporting pipes, fixing inserting pipes, rotatable fixing disk structures, adjustable lifting seat structures, a construction worktable structure with protective guards, anoise-reduction protective cover structure, an anti-falling safety belt device, telescopic rods, clamping rings, adjusting pipe cylinders, pushing handles and a right folding rod. The supporting transverse base plate is transversely welded between the lower portions of the inner sides of the supporting pipes, and the moving wheels are connected to the lower surfaces of the supporting pipes in a bolted mode. Through arrangement of fixing lead screw rods, adjusting handles, fixing disks and rubber cushions, the heights of fixing disks are advantageously adjusted, thus the fixing disks are tightened and fixed to the ground, and the stability of the building construction platform is improved; a telescopic protective cover is filled with a noise-absorbing sponge layer, thus the effect of noiseabsorbing is advantageously achieved, and noise diffusion in the construction process is reduced; and through arrangement of the moving wheels and the pushing handles, the building construction platform is conveniently moved and fixed advantageously.

The invention relates to a foldable safety protection cap which comprises a cap body with an opening in the lower end. The cap body is formed by connecting a plurality of silica gel pieces, and the thickness of the joints of the silica gel pieces is smaller than the thickness of the silica gel pieces. Folding trajectories are formed at the joints of the silica gel pieces. The cap body comprises acentral part, a left side wall part, a right side wall part and adjusting parts, wherein the left side wall part and the right side wall part are located on the left side and the right side of the central part, and the adjusting parts adapt to the cap body to be folded or unfolded and comprise the front adjusting part and the rear adjusting part. The foldable function of the cap body is realized through the material and structure, and due to the toughness of the silica gel material and the specific folding trajectories formed by connecting the silica gel pieces, the monotonous-material integrally-formed foldable type cap body is realized. By means of the folding trajectories, the material thickness of the specific position is changed in structure, and therefore folding routes of differentstress degrees are formed. The foldable safety protection cap is suitable for low-speed driving of non-motor vehicle users, has a safety protection effect, and meanwhile can be folded and stored and is convenient to carry and use.

The invention discloses a lithium battery by using a light-weight current collector. The lithium battery comprises a positive plate, a diaphragm and a negative plate which are laminated or wound, thepositive plate comprises a positive current collector; the negative plate comprises a negative current collector; the positive electrode current collector and/or the negative electrode current collector are/is composed of a conductive film base layer and a metallized film layer. The thickness of the conductive film base layer is 5-20 [mu]m, the conductivity of the conductive film base layer is 1-100 s/cm, the thickness of the metallized film layer is 0.2-2 [mu]m, the metallized film layer of the positive electrode current collector is an aluminum layer or a nickel layer, and the metallized film layer of the negative electrode current collector is one of a copper layer, an iron layer and a tungsten layer. The positive electrode current collector and/or the negative electrode current collector are/is composed of the conductive film base layer and the metallized film layer, and the conductive film base layer is prepared from the polymer base material, so that the mass of the current collector is effectively reduced while the function of the current collector is realized, and the purpose of light weight of the current collector is achieved.

The invention discloses equipment for replacing an electric meter without interrupting power supply. The equipment comprises a jointing clamp and a short circuit box. The short circuit box comprises abox body, a short circuit column, a conduction sheet, a push button and a fixing assembly. One end of the short-circuit column is connected with the conduction sheet, the other end of the short-circuit column is an insertion end, the conduction sheet is connected with one end of the push button, the other end of the push button is arranged outside the box body, the push button moves relative to the box body, and the fixing assembly arranged at two sides of the box body and used for fixedly connecting the short-circuit box with the jointing clamp. The jointing clamp is provided with a jack, athreading hole and a screw hole which are matched with the short circuit column, the threading hole and the screw hole vertically penetrate through each other, the conduction sheet is connected between the jack and the screw hole, the side surface of a conducting column is provided with a thread, the bottom of the conducting column is provided with a linear groove, and the screw hole is connectedwith the conducting column in a matching way. After the short circuit column on the short circuit box is inserted into the jack of the junction box, short circuit between incoming and outgoing lines of each phase of the electric meter is realized, the electric meter can be replaced under the condition of uninterrupted power supply, and normal power utilization of a user is ensured.

The invention discloses a copper and aluminum forging and pressing mechanical device with protective performance, and relates to the field of technology forging and pressing mechanical devices. A baseis included; the left side of the top of the base is fixedly connected with a shock absorbing pad, and the top of the shock absorbing pad is fixedly connected with a fixed base; the top of the surface of the fixed base is sleeved with a forging and pressing base, and the top of the forging and pressing base is fixedly connected with an anti-explosion glass cylinder; and the front side of the anti-explosion glass cylinder is connected with a movable cover in a clamped manner. According to the copper and aluminum forging and pressing mechanical device with the protective performance, the anti-explosion glass cylinder is matched with the movable cover, the top of the forging and pressing base can form a closed space, it is avoided that during forging and pressing, high-temperature oxidization layer fragments are scattered everywhere and consequently people are scalded or clothing and other articles for daily use are damaged, and a safety protection effect is achieved; a slide groove is matched with a slide rod frame, a clamping plate can rotate to press the movable cover, and it is avoided that in work, the movable cover gets loose; and a vacuum noise lowering cavity is formed in theanti-explosion glass cylinder, noise during forging and pressing can be greatly lowered, and therefore the work environment is improved.

The invention provides a safety protection device for vertical climbing of children. The device comprises a climbing frame, a protection unit and an auxiliary unit, wherein a first sliding groove is formed in the right side of the interior of the climbing frame, the protection unit is installed on an outer wall of the climbing frame, and the auxiliary unit is arranged in the climbing frame in a sliding mode; the device can solve problems that most of existing climbing devices only adopt one lifting rope to support a child upwards, but the lifting rope is prone to loosening and falling off of the child, so the safety protection effect on the child cannot be achieved, and at present, the child only wears a safety protection tool when climbing, so the child cannot climb the safety protection tool; and further safety protection cannot be effectively carried out on the child, so when the child misses the step, safety protection cannot be effectively carried out on the child, and serious fall injury is easily caused.

The invention discloses a multifunctional touch display self-service terminal, relates to the technical field of self-service terminals, and aims to solve the problems that a chassis is mostly of an anti-slip fixed structure, so that the self-service terminal is very good in fixity, but the self-service terminal is difficult to carry, the self-service terminal cannot be flexibly carried as required, and the self-service terminal is inconvenient to carry. And the use effect of the self-service terminal is not good indirectly. The self-service terminal comprises a self-service terminal main body, a processing device is arranged in the self-service terminal main body, a touch display screen, a camera, a card slot and a USB interface are arranged on the self-service terminal main body, four moving wheels are arranged below the self-service terminal main body, and the four moving wheels are arranged at four corners of the self-service terminal main body. Buffering pieces are arranged between the four moving wheels and the self-service terminal body, the two ends of each buffering piece are connected with the corresponding moving wheel and the self-service terminal body to form an integrated structure, a fixing base is arranged outside the self-service terminal body, and electric telescopic rods are arranged on the two sides of the self-service terminal body.

The invention relates to an automobile parts manufacturing technology and aims to provide a full performance test stand for an automobile automatic transmission machining oil pump. A driving motor isarranged on a worktable, and the output end of the driving motor is sequentially connected to a torque speed sensor and the machining oil pump to be tested through a coupling; the machining oil pump is clamped and mounted on a valve seat by a pneumatic clamping device, the interior of the valve seat is provided with an inlet and outlet chamber oil passage, an oil inlet of the machining oil pump are connected to an oil inlet pipe through an oil inlet of the valve seat, an oil outlet of the machining oil pump are connected to an oil outlet pipe through an oil outlet of the valve seat, and the oil inlet pipe and the oil outlet pipe are connected to a main oil tank; an inlet temperature sensor and an inlet pressure sensor are arranged at a position, close to the valve seat, of the oil inlet pipe, an outlet temperature sensor and an outlet pressure sensor are arranged at a position, close to the valve seat, of the oil outlet pipe, and a noise sensor is mounted on the machining oil pump. Therotating parts can be mantled by a safety protection cover to play the role of safety protection; and by means of the combination use of a rod-less cylinder and linear guide rails, the machining oilpump is convenient to assembly and disassembly before and after a test.

The invention discloses an exhaust method for powder pressing formation. The exhaust method for powder pressing formation comprises a base; the base is connected with a convex mold; the convex mold is a hollow cylinder; and the base is provided with an exhaust hole communicated with an internal cavity of the convex mold. In the exhaust method for powder pressing formation, air between a concave mold and the convex mold is exhausted from the exhaust hole in the base after passing through the internal cavity of the convex mold; the air in powder can be exhausted without drilling a hole in the concave mold, so that the convex mold can be directly connected to the base, the procedure of opening the convex mold is saved, meanwhile, the uniformity of the convex mold is guaranteed, and the life of the convex mold is longer; and a protecting ring is arranged between the convex mold and the base for coating the convex mold to prevent human body injury caused by metal splashing after explosion of the convex mold due to excessive pressure in product pressing.

The invention discloses a palladium-silver nano-film hydrogen-sensitive element and a manufacturing method. A direct-current magnetron sputtering process is adopted, and on an oxidation silicon wafer provided with electrodes in a sputtering mode, the hydrogen-sensitive element is manufactured according to the steps of palladium sputtering, palladium nano-film forming, heat treatment, silver sputtering, palladium-silver compound nano-film forming and heat treatment. The hydrogen-sensitive element has the advantages that the response time is shorter than 5 s, the reply time is shorter than 10 s, repeatability is good, selectivity is high, and environmental change resistance is high. Response behaviors under the same hydrogen concentration condition are almost completely consistent, and the hydrogen-sensitive element can back to an initial state after multiple times of high-hydrogen-concentration hydrogen sensitive experiments in a laboratory; the process has a batch industrial production condition, is used for detecting leakage of hydrogen when applied to actual production and plays a role in safe protection.

The invention relates to an anti-theft solar thermal collecting device which comprises a solar heat collector and a heat storage water tank, wherein the heat storage water tank is communicated with the solar heat collector through a water pipe; a hanger rail mechanism is arranged above the solar heat collector, an auxiliary slide rail mechanism is arranged below the solar heat collector, and an anti-theft guardrail is arranged outside the solar heat collector; at least four hanger wheel mechanisms are sequentially arranged on a guide rail in the hanger rail mechanism; at least four slide sleeve assemblies are sequentially arranged on a slide rail in the auxiliary slide rail mechanism; the upper part of the anti-theft guardrail is fixedly connected with a first group of hanger wheel mechanisms and a third group of hanger wheel mechanisms in the hanger rail mechanism, and the lower part of the anti-theft guardrail is fixedly connected with a first slide sleeve assembly and a third slide sleeve assembly in the auxiliary slide rail mechanism; and the top of the solar heat collector is fixedly connected with a second group of hanger wheel mechanisms and a fourth group of hanger wheel mechanisms in the hanger rail mechanism, and the bottom of the solar heat collector is fixedly connected with a second slide sleeve assembly and a fourth slide sleeve assembly in the auxiliary slide rail mechanism.

The invention discloses a steel wire production line feeding machining device. The steel wire production line feeding machining device comprises a finished product lifting device comprises finished product lifting device lifting sleeves, a bevel gear set, a driving motor, finished product lifting device lifting rods, a radius conversion device lower mounting plate, radius conversion device inner supporting rods, a radius conversion device hinging welding table, a winding barrel, a steel wire, a steel wire feeding hole, a steel wire up-down feeding rod, a steel wire feeding device crank, a steel wire feeding device connecting rod and a lifting hydraulic cylinder. According to the steel wire production line feeding machining device, the motor transmits power to a up-down feeding device and the winding barrel through a transmission device composed of three bevel gears to achieve rotary winding of the winding barrel, radius conversion of the winding barrel is achieved through lifting of ahydraulic rod, and after winding is completed, a wound steel wire coil can be conveniently taken down through radius conversion of the winding barrel, a finished product is lifted and sent out of thewinding barrel through a finished product lifting device, the other bevel gear drives the up-down feeding device to achieve up-down moving feeding of the steel wire on one side of the winding barrel,and then the steel wire is evenly wound on the winding barrel.

The present invention discloses a safety wristband with a power induction function. The safety wristband comprises a wristband main body and a wristband belt fixedly connected with the wristband mainbody, wherein the wristband main body is fixedly provided with a warning and monitoring device; the wristband belt comprises a fixed belt and at least one elastic belt which are fixedly connected; andthe fixed belt and the elastic belt are internally provided with a first through groove, the first through groove is internally provided with an inductive coil connected with the electric field monitoring signal input end of the warning and monitoring device, and the inductive coil is connected with a length adjusting device arranged in the fixed belt and used for preventing the inductive coil from being loosened and knotted. The wristband can prevent the inductive coil from being knotted when the wristband belt extends and retracts. The wristband is applicable to the construction of a powersystem and plays a role in safety protection.

The invention provides a high-altitude operation safety cable guide assembly and a high-altitude operation safety cable guide system using the cable guide assembly. The high-altitude operation safetycable guide assembly comprises a first fixing device, wherein a buffer is arranged through the first fixing device; a cable is arranged through the buffer; an anti-falling device is arranged on the cable; and the anti-falling device is connected with a safety belt carried by an overhaul person and moves up along the guide cable in the climbing process of the overhaul person. If the overhaul personfalls in the climbing process, the anti-falling device can clamp a steel strand to stop moving downward so as to prevent the overhaul person from falling from high altitude, and the safety protectioneffect is achieved; and according to the cable guide assembly and the cable guide system, the buffer is creatively arranged and is capable of buffering the falling of the overhaul person, and therefore the overhaul person can be prevented from being secondarily injured by the falling impact.

The invention discloses an integrated climbing frame, and relates to the field of building construction. The integrated climbing frame comprises an attached support structure connected with a wall body, a lifting structure connected with the attached support structure, and a folding structure arranged on the lifting structure, wherein the attached support structure comprises a connection beam anda connection seat, one end of the connection beam is fixedly connected with the connection seat, and the other end of the connection beam is connected with the wall body; the lifting structure comprises a lifting frame body and a guide rail frame body, one side of the lifting frame body is fixed to the connection seat, the guide rail frame body is arranged on the lifting frame body, and the guiderail frame body is capable of sliding on the lifting frame body; and the folding structure comprises a folding guard railing and two cross beams, the two cross beams are fixed to the two ends of the top of the guide rail frame body separately, and the folding guard railing is arranged on the two cross beams. The integrated climbing frame is capable of independently climbing, simple in structure, high in adaptation to a construction place, convenient to install and detach, further capable of being repeatedly used, and economic and efficient.