39results about How to "Achieving Sealed Protection" patented technology

The invention discloses a push-pull-type sterile medical cotton swab. The cotton swab a cotton swab rod, a sealing film, a cotton swab head, an insertion plate, a limit plate, an outer sleeve, slide blocks, a top rod, insertion rods and elastic plates. A cavity is hollowly formed in the cotton swab rod, the sealing film is arranged at the bottom of the cotton swab rod, and the cotton swab head isarranged at the bottom of the cotton swab rod; a slide groove is formed in the outer wall of the upper portion of the cotton swab rod, a slide groove is formed in the inner side wall of the lower portion of the cotton swab rod, and the insertion plate and the limit plate are connected into the cotton swab rod; a solution cavity is formed between the limit plate and the sealing film, the top rod isarranged on the insertion plate and the limit plate, and the outer sleeve sleeves the cotton swab rod and is slidingly connected to the cotton swab rod; the sealing film is arranged at the bottom ofthe outer sleeve, the insertion rods are connected to the slide blocks, the elastic plates are fixedly arranged on the side faces of the insertion rods, and a through hole is formed in the insertion plate. The push-pull-type sterile medical cotton swab is provided with a disinfectant, the disinfectant does not need to be dipped back and forth, the cotton swab is clean, sanitary and more convenientto use, the cotton swab head is subjected to sterile protection, and the cotton swab is safer and more sanitary to use.

The invention discloses an inspection well lid facilitating theft prevention. The inspection well lid comprises a well seat and a well lid body, clamping grooves are formed in the inner wall of the well seat in a concave mode, an accommodating cavity is horizontally formed in the well lid body, a sleeve with the upper end being not provided with a sealing opening is welded to the upper end of the accommodating cavity, a vertical rod is vertically welded into the middle end of the accommodating cavity, a rotating disc is rotationally arranged at the middle end of the vertical rod in a sleeving mode, three connecting grooves are formed in the rotating disc in circumferential array and concave modes, and a supporting spring is rotationally arranged at the top end of the vertical rod. According to the inspection well lid, a suspension cover is arranged in a suspended mode, so that the suspension cover and an opening and closing structure for directly opening the well lid are mounted in a differentiated mode, the purpose of opening the well lid is achieved through rotation of the suspension cover and the rotating disc, a well lid opening switch is arranged in a hidden mode advantageously, thus the opening difficulty is improved, and the theft preventing function is effectively achieved; and by arranging the sleeve, the suspension cover is protected through a threaded cover in threaded connection with the sleeve, so that repeated extrusion of ground surface external force to the suspension cover is avoided, and the service life of the well lid is prolonged advantageously.

The invention relates to a fuel cell proton exchange sealing membrane preparation method and system, and the system comprises a base membrane supply unit which supplies and transmits a proton exchange membrane to a bonding unit; a glue layer supply unit, used for supplying and conveying a sealing glue layer to the bonding unit, the glue layer supply unit being provided with a die-cutting machine, and a central hollow part of a sealing adhesive layer being formed, the glue layer supply unit comprising a first glue layer supply unit and a second glue layer supply unit and used for providing a first sealing glue layer for bonding the upper surface of the proton exchange membrane and a second sealing glue layer for bonding the lower surface of the proton exchange membrane; and a bonding unit, used for bonding the first sealing adhesive layer and the second sealing adhesive layer to the upper surface and the lower surface of the proton exchange membrane to form a proton exchange sealing membrane. The transverse length of the sealing adhesive layer is larger than that of the proton exchange membrane, and after bonding, the sealing adhesive layer seals the transverse edge of the proton exchange membrane, so that the use cost of the proton exchange membrane is reduced, and the sealing performance of the proton exchange membrane and the safety of a membrane electrode are improved.

The invention discloses a waterproof cover assembly for a monitoring station and the monitoring station with the same. The waterproof cover assembly for the monitoring station comprises a first coverbody and a second cover body. The first cover body is connected with an electric control box in a sealed mode, and the first cover body is provided with an inserting groove; and the second cover bodyis connected with the first cover body in a sealed mode so as to open or close the inserting groove. According to the waterproof cover assembly for the monitoring station, the first cover body in sealed connection with the electric control box is arranged, the inserting groove is formed in the first cover body, and the second cover body capable of being in sealed fit with the inserting groove is arranged above the first cover body, so that on one hand, the electric control box can be sealed and protected; and the sealing protection of the inserting groove can also be realized. On the other hand, when the electronic components arranged in the inserting groove need to be used or maintained, only the second cover body needs to be opened, and matched connection between the first cover body andthe electric control box does not need to be disassembled.

The invention relates to a cerebrovascular disease analyzing device which comprises a storage box and an analyzing equipment body, wherein the analyzing equipment body is movably arranged in the storage box, an operating hole is formed in a side wall of the storage box, and a rotatable supporting plate is rotatably arranged in the operating hole. A special storage device is additionally arranged on the analyzing equipment body. By arranging the special storage device, the analyzing equipment body can be stored. In a transfer process, the analyzing equipment body is prevented from colliding in the rotating process without additionally arranging the storage equipment, so that the analyzing equipment body is protected. By arranging the special storage equipment to play a supporting role, the analyzing equipment body can be sealed by the special storage equipment in long-time placement, and thus, dust can be prevented from falling to the analyzing equipment body, and the analyzing equipment body is further prevented from colliding, thereby, playing a role of protecting the analyzing equipment body.

The invention discloses a water circulation monitoring control device with a flow display function and a welding robot. The water circulation monitoring control device comprises a framework, flow sensors and a control panel; the control panel comprises a signal processing circuit and a display unit; and the flow sensors, the signal processing circuit and the display unit are arranged in the framework, the flow sensors are used for monitoring the water flow, the signal processing circuit is used for generating flow information according to the monitoring signal, then the flow condition is displayed in real time by the display unit, and thus the flow condition can be mastered in real time via an observation window in the control panel. By means of the water circulation monitoring control device with the flow display function and the welding robot, the on/off state and flow of water circulation can be controlled and monitored in real time, water can be quickly controlled to flow or stop,and thus the situation that cooling water leaks out to pollute and even damage surrounding facilities is avoided.

The invention discloses a cable tray comprising a tray body, a sealing cover, a telescopic support frame, a wire feeding device and a gas protection device. The tray body comprises a central column and a baffle disk, and the baffle disk comprises a first baffle disk and a second baffle disk which are arranged in parallel symmetrically; the circle center positions of the first baffle disk and the second baffle disk are provided with through holes, and the two ends of the central column are connected to the through hole positions of the first baffle disk and the second baffle disk separately; cables are wound on the central column which is of a hollow tubular structure, and the central column is internally provided with the telescopic support frame rotatably; and the sealing cover is arranged between the first baffle disk and the second baffle disk, and provided with the wire feeding device and the gas protection device. The cable tray is simple in structure, and easy to use, and the purposes of vertical arrangement and sealed storage can be achieved.

The invention relates to short-distance transportation equipment used in the magnesium sulfate processing process, wherein the multi-layer plate frame and the supporting column are correspondingly arranged on the vehicle body, and the containing boxes are sequentially arranged on the multi-layer plate frame and rotationally connected with the supporting column. The containing boxes are matched with upper plates and lower plates in the multi-layer plate frame to form a sealed box body, and a driving mechanism which can vertically move and is used for sequentially driving the multiple containingboxes to horizontally rotate to achieve opening or closing of the containing boxes is arranged on the vehicle body. The upper plate and the lower plate in the multi-layer plate frame are matched withthe placing box to form a sealed box body, so that magnesium sulfate in the placing box is sealed and protected; and secondly, the first incomplete gear and the second incomplete gear are correspondingly engaged with the rotating gear and the lifting gear correspondingly and rotate in a front-and-back staggered engagement mode, so that the multiple containing boxes on the multi-layer plate frameare sequentially rotated up and down to be opened or closed, quick loading and unloading of magnesium sulfate are achieved, and the situation of magnesium sulfate leakage is avoided.

The invention discloses a semiconductor chilling plate and a manufacturing method thereof. The method comprises the steps that: a semiconductor refrigeration assembly is provided, the semiconductor refrigeration assembly comprises a first insulation heat conduction layer, a second insulation heat conduction layer and a semiconductor layer, the first insulation heat conduction layer and the second insulation heat conduction layer are oppositely arranged, the semiconductor layer is located between the first insulation heat conduction layer and the second insulation heat conduction layer and comprises a plurality of couple pairs, and the couple pairs are connected in series and electrically connected with wires; and the side, provided with the first insulation heat conduction layer, of the semiconductor refrigeration assembly is a cold end, and the side, provided with the second insulation heat conduction layer, of the semiconductor refrigeration assembly is a hot end. A packaging structure is formed, the packaging structure is enabled to cover the side wall of the semiconductor refrigeration assembly, the packaging structure and the first insulation heat conduction layer form a first groove, and the wire is enabled to penetrate through the packaging structure and extend to the outer side of the packaging structure so as to obtain the semiconductor refrigeration sheet. Therefore, the obtained semiconductor chilling plate can bear the pressure of more than 1000 PSI.

The invention relates to the technical field of economic management look-up, and discloses a look-up device for economic management, which solves the problems that a display screen is exposed and is easily influenced by dust, the display screen cannot be protected, and meanwhile, the device is relatively large in size and inconvenient to move, so that the portability is relatively poor, and comprises a base and a display screen body, a lifting plate is arranged at the inner bottom end of the base, moving wheels are symmetrically arranged at the bottom end of the lifting plate, a lifting mechanism is connected to the top end of the lifting plate, a supporting column is installed in the middle of the top end of the base, a supporting plate is arranged above the supporting column, a height adjusting mechanism connected with the supporting plate is arranged in the supporting column, and a supporting table is arranged at the top end of the supporting plate; through the action of the moving wheels, the height adjusting mechanism and the lifting mechanism, the height of the display screen body can be conveniently adjusted to a proper position, a user can conveniently operate the display screen body, meanwhile, the moving wheels are separated from the ground, and then the operation stability of the display screen body is improved.

The invention relates to the technical field of fire extinguishing vehicles, discloses a cable well pipeline breakdown van, and solves the problems of low safety and low fire extinguishing efficiency caused by the fact that a worker needs to hold a fire extinguishing tool to enter a cable well pipeline for fire extinguishing during fire extinguishing of the cable well pipeline breakdown van. A carriage is arranged at the top end of the emergency vehicle body, a carbon dioxide storage tank is arranged in the carriage, a connector is arranged on one side of the carbon dioxide storage tank, a movable box is movably connected to one side of the carriage, a first opening is formed in the side, close to the connector, of the movable box, and a second opening is formed in the bottom end of the movable box. A fire extinguishing mechanism penetrating through the second opening is arranged in the movable box. And through the design of the fire extinguishing mechanism, the height adjustment of the fire extinguishing spraying barrel in the pipeline is conveniently controlled, the situation that the fire extinguishing spraying barrel is manually held for fire extinguishing operation is avoided, personnel protection is effectively achieved, and meanwhile the fire extinguishing efficiency is improved.

The invention discloses a multifunctional experiment demonstration instrument for physics and chemistry teaching of primary and secondary schools. According to the instrument, by adopting a baffle, amain demonstration instrument body is divided into a placement groove part and a storage cavity part, chemical agents and physics and chemistry experiment instruments are temporarily stored separately, the experiment instruments which need to be used are conveniently and temporarily stored by teachers, and convenience is provided for teaching; the placement groove part is further provided with sponge rings, second spring plungers and placement plates, which are beneficial to buffer protection for medicine bottles of the chemical agents, micro adjustment is achieved according to the specific size, the storage cavity part is further provided with moisture-absorption layers and label stickers, the instruments are prevented from being damped, and classifying of the instruments is improved; byadopting a first hinge pin and a second hinge pin, a rotation inclination plate and a working plate rotate separately, a slope is conveniently arranged, placement grooves are conveniently sealed and protected, the working plate is further beneficial to physics and chemistry experiment demonstration, an anti-collision plate achieves an anti-collision function of a cart during an acceleration experiment, and the cart is prevented from moving too quickly and flying out of a table.

The invention discloses a feeding machine suitable for aquaculture, and relates to the technical field of aquaculture feeding machines. The feeding machine comprises a lower shell and an upper shell, wherein the upper shell is fixedly mounted on an end opening of the lower shell, and besides, a protruding pipe arranged on the upper shell stretches into a first cavity of the lower shell; a rotating seat is rotatably mounted on an upper port of the upper shell, and a discharging pipe communicates with the peripheral side surface of the rotating seat; a rotating shaft is vertically mounted on the inner side of the rotating seat, and is mounted in a conveying part in a matched manner through an energy storage part; and a power part is mounted on the upper shell and drives the rotating seat to rotate through a transmission part. The conveying part and the rotating shaft are connected through the energy storage device, a mounted clockwork spring is tightened to store energy, after the mounted rotating shaft stops rotating, the mounted clockwork spring releases energy, the conveying part rotates reversely, water flow threaded blades enter the top end of a through pipe, and cleaning of the inner wall of the upper shell and the surface of the conveying part is completed.