35results about How to "Guaranteed use environment" patented technology

The invention discloses a battery box for a new energy electric vehicle. The battery box comprises a box body, wherein a ventilation groove is formed in the left side face of the box body; a dust-proof net is arranged in the ventilation groove; damping devices are arranged at the four corners of the inner bottom end of the box body; a bottom plate is arranged at the upper ends of the four dampingdevices; a fixed frame is arranged on the upper surface of the bottom plate; small holes are evenly distributed in four side plates of the fixed frame; not less than three battery bodies are placed inside the fixed frame placed; heat dissipation baffles are arranged between two adjacent battery bodies; and a fixed plate is fixed on the upper part inside the box body through a first screw. The battery box for the new energy electric vehicle is convenient to use, and has various functions. The shock of the battery body can be reduced; the damage of internal electrical components is avoided; thebattery body can be fixed firmly; the shaking of the battery body is avoided; the temperature and humidity values inside the battery body can be grasped conveniently; and the heat dissipation of the battery body is accelerated. The battery box has a good heat dissipation effect and a dehumidification function.

The invention discloses a power distribution cabinet with a heat dissipation function, which comprises a shell, an electromotor which is arranged along a vertical direction is mounted on the inner wall of the bottom of the shell, a first gear is fixedly sleevedly connected with the periphery of the output shaft of the electromotor, air inlets which are located on the bottom of the shell are symmetrically arranged on both sides of the electromotor, fixed blocks which are symmetrically arranged are welded on the inner wall of each air inlet, supporting rods which are arranged along the verticaldirection are welded on the bottoms of the fixed blocks, a first filter screen is movably connected to the peripheries of the supporting rods, and a fixing device is mounted on the side, which is farfrom the fixed blocks, of the first filter screen. On one hand, the power distribution cabinet can ensure that temperature in the cabinet body is not overhigh, ensuring that equipment in the power distribution cabinet can normally operate, on the other hand, the probability of dust entering the cabinet body is decreased, ensuring a normal operation environment for operating elements in the cabinetbody and prolonging the service lives of the operating elements in the cabinet body, moreover, the filter screens can be conveniently replaced, the structure is simple, and the power distribution cabinet is convenient to use.

The invention discloses an intelligent environment-friendly public toilet and a using method thereof. The intelligent environment-friendly public toilet comprises monitoring equipment, a skin beautifying health management system, a voice broadcast device, a face recognition device, a body temperature detection device, an access control device, a human body sensing device, an air purification device, a ventilation device, a human body excrement biodegradation device, an environment analysis device, an atomization cleaning system, a smoke detection device, an alarming device and a controller which are arranged on the public toilet, wherein the controller is connected with the monitoring equipment, the skin beautifying health management system, the voice broadcast device, the face recognition device, the body temperature detection device, the access control device, the human body sensing device, the air purification device, the ventilation device, the human body excrement biodegradation device, the atomization cleaning system, the smoke detection device and the alarming device. The intelligent environment-friendly public toilet has the advantages of people flow monitoring, environment detection, ecological environmental protection, intelligent management and the like.

The invention relates to the technical field of oil drilling and cementing, in particular to a compensation type sealed universal shaft. The compensation type sealed universal shaft comprises an upper joint and a lower joint which adopt the same structure and are connected through a connecting rod, wherein each of upper joint and the lower joint mainly comprises a movable hinge, a pressing cap, a ball seat, a ball cap, a locking sleeve, a ball screw, a spring and a screw, wherein the ball screw penetrates through the movable hinge to be connected with the end part of the connecting rod, the connecting rod is prevented from falling off, the ball caps of the joints are fixed at the two end of the connecting rod respectively, the ball seat is mounted in the movable hinge, the back side of the pressing cap is contacted with one end of the spring, the other end of the spring is matched with the screw in threaded connection with the movable hinge, and the locking sleeve is in threaded connection with the movable hinge. The compensation type sealed ball screw universal shaft adopts an oil seal manner, so that the use environment of an internal structure of the universal shaft is guaranteed, the service life of the universal shaft is prolonged, and the safety coefficient of the universal shaft is increased.

The invention discloses an instrument drying device for a biotechnology research and development laboratory. The instrument drying device comprises a material placing device, an intermediate box, anda heating device. The material placing device comprises a top box with the outline being in a rectangular shape and with an opening upwards. A box ring is arranged on the outer edge of the top box. Two sets of handles arranged in a mirroring mode are welded to the box ring. A plurality of top box holes distributed in a rectangular mode are formed in the bottom surface of the top box. The intermediate box comprises a main box body. The main box body is a hollow box body with an opening upwards and the outline being in a rectangular shape. Wind openings are formed in the two sides, close to thebox bottom, of the main box body. Strip grooves distributed in a mirroring mode are formed in the surfaces of the same side of the wind openings. The strip grooves penetrate through the main box body.Bearing strips are arranged in the strip grooves. Strip holes are formed in two ends of the bearing strips. Threads are arranged on the inner sides of the strip holes. Side stages are arranged on theouter lateral surface of the main box body and on the lower sides of the wind openings. Stage openings are formed in the side stages. A leakage opening communicating with the interior of the main boxbody is formed in the bottom of the main box body. The instrument drying device for the biotechnology research and development laboratory has the advantages that operation is simple and drying is convenient, and is suitable for popularization and application.

The invention discloses an improved boiler. The improved boiler comprises a boiler body and is characterized in that heat-conducting tubes are arranged in the boiler body, a cleaning unit is arranged at the upper ends of the heat-conducting tubes, a smoke guide channel is arranged at the upper end of the cleaning unit, a smoke outlet is formed in the upper end of the smoke guide channel, smoke scattering units are arranged at the smoke outlet, a combustion device is arranged at the lower end of the boiler body, feeding ports are formed in the side wall of the combustion unit, a combustion unit is arranged at the upper end of the combustion device, and a slag outlet is formed in the lower end of the combustion device. The improved boiler has the advantages that by the aid of the smoke scattering units, scattering of smoke in the boiler body is accelerated; due to the cleaning unit, soot in the boiler body can be cleaned timely, the utilization environment in the boiler body is guaranteed, the boiler body can be cleaned timely, and the boiler body service life can be prolonged.

The invention discloses a multimedia content selective transmission method and device, and remote control equipment. The method comprises the steps: obtaining a logging request voice file; analyzing the logging request voice file, and obtaining to-be-verified application account information and to-be-verified voice feature information; carrying out the matching verification of the to-be-verified application account information and the to-be-verified voice feature information; and transmitting a multimedia recommendation content corresponding to an account system where the to-be-verified application account information belongs to client multimedia play equipment. The method can recognize the type of a user through the verification of the to-be-verified application account information and the to-be-verified voice feature information, selectively transmits the multimedia content according to the type of the user, guarantees the use environment for the user, and is convenient for the user to use.

The invention relates to the technical field of oil drilling and cementing, in particular to a compensation type sealed universal shaft. The compensation type sealed universal shaft comprises an upper joint and a lower joint which adopt the same structure and are connected through a connecting rod, wherein each of upper joint and the lower joint mainly comprises a movable hinge, a pressing cap, a ball seat, a ball cap, a locking sleeve, a ball screw, a spring and a screw, wherein the ball screw penetrates through the movable hinge to be connected with the end part of the connecting rod, the connecting rod is prevented from falling off, the ball caps of the joints are fixed at the two end of the connecting rod respectively, the ball seat is mounted in the movable hinge, the back side of the pressing cap is contacted with one end of the spring, the other end of the spring is matched with the screw in threaded connection with the movable hinge, and the locking sleeve is in threaded connection with the movable hinge. The compensation type sealed ball screw universal shaft adopts an oil seal manner, so that the use environment of an internal structure of the universal shaft is guaranteed, the service life of the universal shaft is prolonged, and the safety coefficient of the universal shaft is increased.

The invention relates to a movable waterproof folding plate which comprises a waterproof plate, a handle and a fixing lock. The handle is arranged on the waterproof plate. The fixing lock is arranged at the position that is highly matched with the waterproof plate on a fixing object. Compared with the prior art, the movable waterproof folding plate has the advantages of small volume, light weight and convenient using. Under normal state, the waterproof plate is tiled on the ground, and people can pass normally. On rainy or flooding days, the waterproof plate is held up and is fixed by the fixing lock. Rains and water can be prevented from flowing into the ground effectively, therefore, the normal use and the environmental health of the underground space are guaranteed.