45results about How to "With anti-leakage function" patented technology

The invention discloses air-permeable seepage-proof sand and a sand-based planting tank using the same, belonging to the field of a crop planting tank. The air-permeable seepage-proof sand provided by the invention consists of a plurality of crude sand particles, seepage-proof resin and an adhesive, wherein the volume ratio of the crude sand particles to the seepage-proof resin to the adhesive is 200:(8-20):(5-15). The sand-based planting tank provided by the invention comprises a plurality of air-permeable seepage-proof sand plates which form a groove-like container in a surrounding manner, wherein each air-permeable seepage-proof sand plate comprises air-permeable seepage-proof sand, an adhesive and a solidifying agent, and the volume ratio of the air-permeable seepage-proof sand to the adhesive to the solidifying agent is (4-6):(3-4):(1-2). The air-permeable seepage-proof sand and the sand-based planting tank provided by the invention have the advantages of air permeability, seepage prevention, water and fertilizer retention, and long service life.

The invention relates to a structural improvement on an automatic water outlet device and provides a leak-proof automatic water outlet device which is reliable in operation and simple in structure. The leak-proof automatic water outlet device comprises a water holding basin, wherein a water outlet pipe is arranged above the water holding basin. The leak-proof automatic water outlet device is structurally characterized in that an infrared emitting device and an infrared receiving device which are correspondingly arranged on two sides of the water holding basin, a pressure sensor is arranged at the bottom of the water holding basin and corresponds to the water outlet of the water outlet pipe, a circuit board on which a first relay loop, a time relay loop, a water inflow switch loop, a pressure sensor loop and a pipeline switch loop are arranged is arranged in the water holding basin, the output port of the infrared receiving device is connected with the input port of the first relay loop and the input port of the time relay loop respectively, the output port of the first relay loop is connected with the input port of the water inflow switch loop, the output port of the time relay loop is connected with the input port of the pressure sensor loop, and the output port of the pressure sensor loop is connected with the input port of the pipeline switch loop.

The invention discloses an explosion-proof distribution box. The explosion-proof distribution box is composed of a wiring chamber, a distribution frame, a smoke alarm, a seal cover, wire lead tubes, heat-shrinkable bushes and rubber plugs. The side wall of the wiring chamber is at least provided with two wiring ports, an exhaust port and an air pressure detection port, an explosion-proof glass baffle is further arranged in the wiring chamber, the distribution frame is installed in the wiring chamber, and the smoke alarm is installed on the distribution frame. Each wiring port is connected with one end of the corresponding wire lead tube through a bolt, each rubber plug is installed in the other end of the corresponding wire lead tube, the outer surface of each wire lead tube is provided with at least three wedge-shaped antiskid grooves, and the wedge-shaped antiskid grooves of each wire lead tube are wrapped by one end of the corresponding heat-shrinkable bush. The explosion-proof distribution box is simple in structure and convenient to install, enables electrical equipment to be well isolated from the outside, has the electric leakage preventing function and meanwhile has the good effects of fire alarming, inflaming retarding and fire extinguishing, thereby having the isolating, alarming, explosion preventing and inflaming retarding effects on the electrical equipment and greatly improving the safety of a power supply line and the safety of a use site.

The invention discloses a safety charging gun. The safety charging gun comprises a first housing, a second housing, a power terminal, a signal terminal, an earth wire terminal, a heat radiation block,a signal bracket, an earth wire peak, a terminal plug, a fixing block, an air guide safety cover, an air guide groove, a heat radiation fan, a conductive rubber block and a heat sensor; the air guidesafety cover is arranged on the external side of the heat radiation block in a sleeving manner; a groove and a convex strip are arranged on the external side of the heat radiation block; an air guidehole is formed in the fixing block; a mounting groove is formed in the heat radiation block; the heat sensor is positioned in the mounting groove; the heat radiator is electrically connected with theheat radiation fan; the earth wire terminal runs through the conductive rubber block; the conductive rubber block is connected with the heat radiation block; an injection hole is formed in the heat radiation block; and the groove and the injection hole are filled with heat conducting materials. According to the safety charging gun, the heat radiation fan can be controlled to blow air into the charging gun to radiate heat in real time; and moreover, the heat radiation performance of the charging gun is good, an electric leakage preventing function is realized, the personal safety is effectively protected, the structure is compact, the use is convenient, and the experience feeling of a user is good.

The invention relates to a cystostomy drainage device capable of measuring pressure and warning. The drainage device comprises a stoma tube, a disc body is connected with the tube tail of the stoma tube, the stoma tube is provided with a drainage channel, the drainage channel is provided with a horizontal opening at the tube head, a clamping air bag is arranged outside the tube wall at the front end of the stoma tube, a long seal air bag is arranged outside the tube wall on the middle section of the stoma tube, and a pressure sensor is arranged in the horizontal opening at the tube head of the stoma tube in an attached mode; the disc body is of a hollow structure, a hollow cavity of the disc body is internally provided with a pressure control and collection module and a power supply module, the upper end surface of the disk body is provided with a pressure displayer, an alarm apparatus, a clamping air bag gas injection hole and a long seal air bag gas injection hole, and a urination opening is formed in the side wall of the disc body. By means of the device, bladder pressure measuring and alarming can be conducted, when the pressure in the bladder is within a safe range, urine can be stored in the bladder, when the urine pressure in the bladder is out of the safe range, the pressure control and collection module controls the alarm apparatus to give an alarm, and then a patient can open the urination opening for urination.

The invention relates to the technical field of electric leakage devices, and discloses a controller with an electric leakage prevention function. The controller comprises a controller case, wherein movable grooves are symmetrically formed in the corresponding inner side walls of the controller case; each movable groove has an opening in one end, and the two movable grooves are connected with a supporting plate in a sliding mode jointly, and the supporting plate is made of an insulating material; the supporting plate is fixed in the movable grooves through a fixing mechanism; a controller is installed at the upper end of the supporting plate; first T-shaped sliding grooves are symmetrically formed in the corresponding inner side walls of the controller case; the first T-shaped sliding grooves are located above the movable grooves; the side walls on one side, far away from the movable grooves, of the first T-shaped sliding grooves are fixedly connected with first springs, and the otherends of the first springs are fixedly connected with first T-shaped sliding blocks; and the first T-shaped sliding blocks are in sliding connection with the corresponding first T-shaped sliding grooves. The controller with the electric leakage prevention function can isolate the controller from the controller case, so that the electric leakage phenomenon is avoided, and the supporting plate can bereplaced quite conveniently and rapidly.

The invention relates to the field of breast-sucking articles, in particular to a breast-sucking device and a breast-sucking method using the device. The device comprises a sucker funnel, a pressure relief device is arranged on the side of the sucker funnel, the sucker funnel is connected with a fixed part, a rotating part is arranged below the fixed part, and a breast milk collecting device is arranged inside the rotating part. The device is simple in structure and easy to operate; the sucked milk goes directly into the bottle to prevent contamination, After the collection is completed, the milk storage bottle is directly sealed so as not to be contaminated when the breast milk is stored, and a plurality of small milk storage bottles are used for collection, so that the breast milk is notcontaminated by opening the breast milk container many times when feeding the infant, and the milk storage bottle is of an integrated structure and simple operation, and the invention also has the function of preventing leakage of liquid and preventing the precious breast milk from being wasted.

The invention discloses an anti-leakage pleuroperitoneal cavity drainage tube, and belongs to the technical field of medical instruments, a hollow pipeline is compounded in the tube wall of a drainage tube main body, one end of the hollow pipeline is fixedly connected with an air bag, the other end of the hollow pipeline is fixedly connected with a hand-pinched one-way inflation valve, and the air bag wraps the outer wall of the pipeline of the drainage tube main body; the outer wall of the air bag is connected with a sterilizer through a fine line; The disinfector is provided with a hole for the insertion of the drainage tube main body pipeline, a disinfection sponge is arranged in the disinfector, and films are arranged at the inlet and outlet holes of the disinfector in a sealed manner, so that after the drainage tube is placed, the air bag can be quickly filled, the air bag is expanded to seal the wound, and ascites and pleural effusion are prevented from leaking; therefore, the drainage tube has the anti-leakage function, the use convenience of the drainage tube is improved, and meanwhile germs on the surface of the drainage tube can be conveniently eliminated through the arrangement of the sterilizer.

The invention provides a far infrared carbon crystal cow leather mat, and belongs to the technical field of household articles. The mat solves the problem that an existing cow leather mat cannot be heated for warming when used in winter. The far infrared carbon crystal cow leather mat comprises a cow leather layer for summer sleep and a heat preservation layer for winter sleep. The mat is characterized in that a heating layer is arranged between the cow leather layer and the heat preservation layer, and a far infrared carbon crystal heating body is arranged on the heating layer. The far infrared carbon crystal cow leather mat has the advantages of being capable of being used in winter and summer and long in service life.

The invention relates to the technical field of express cabinets, in particular to an express cabinet with a fresh-keeping function. The express cabinet comprises a cabinet body, a control panel processor and an air conditioner. The air conditioner comprises an air inlet and an air outlet, a mounting groove is formed in one side of the cabinet body, the control panel processor is fixed to the inner side of the mounting groove, and the air conditioner is fixed to one side of the cabinet body; a plurality of common grooves and fresh-keeping grooves are formed in one side of the cabinet body, a common door is arranged on one side of each common groove, a heat preservation door is arranged on one side of each fresh-keeping groove, and the common doors and the heat preservation doors are rotatably connected to one side of the cabinet body. By arranging the air conditioner, the common grooves, the fresh-keeping grooves, an L-shaped ventilation pipe, a dispersion box, a cover plate, an air outlet pipe, a lifting frame, a spring, a touch switch, an L-shaped on-off brake, an electric telescopic push rod, an air inlet pipe, a protective cover, a filter box, a detachable frame and a filter element, the express cabinet with the fresh-keeping function has multiple functions of storage, fresh keeping, energy saving, filtering, dust prevention and the like.

The invention belongs to the technical field of relay protection device module design, and in particular, relates to a verification device for a relay protection device and a verification method thereof. The verification device comprises a direct-current power supply, a three-path variable alternating-current current source, a one-path variable alternating-current voltage source, a wiring port group of a to-be-verified protection device, a switch assembly, a variable alternating-current current source knob, a protection node action indicating lamp group, a variable alternating-current voltageknob, a grounding port, a grounding wire and a plurality of wires, wherein the direct-current power supply, the three-path variable alternating-current current source and the one-path variable alternating-current voltage source are respectively connected with configuration ports of the wiring port group of the to-be-verified protection device; the variable alternating current source knob is connected with the three-path variable alternating current source; the variable alternating-current voltage knob is connected with a variable alternating-current voltage source; the protection node action indicating lamp group is connected with the configuration ports of the wiring port group of the to-be-verified protection device.

The invention discloses an infant nipple. The infant nipple includes a nipple head and a bottle cap; a milk outlet is formed in the center of a left end of the nipple head; a right end of the nipple head is connected to a connection cap barrel; first inner threads are formed in an inner wall of the connection cover barrel; a cylinder is arranged on a left end of the bottle cap; second inner threads are formed in an inner wall of the bottle cap; a filtering barrel is arranged in the bottle cap; a filtering screen is arranged in the filtering barrel; a liquid conveying pipe is connected to the center of the filtering barrel; and a flow detection device is arranged on the center of the liquid conveying pipe. The infant nipple is simple in structure, is easy to use, and can count the drinking time and the drinking amount of an infant during use; the drinking time and the drinking amount can be displayed by a displayer, which facilitates observation of a user; the nipple has a certain anti-leakage function, damage to the infant due to leakage can be avoided; the temperature of beverage in a milk bottle can be monitored, damage to the infant due to hot beverage can be avoided, and the nipple is humanized.

The invention discloses a leakage-prevention far infrared lavipeditum bucket. The leakage-prevention far infrared lavipeditum bucket comprises a lavipeditum bucket body; a soaking bucket is arranged in the lavipeditum bucket; the symmetrical inner side surfaces of the lavipeditum bucket body are provided with two symmetrical slide chutes; the inner parts of the slide chutes are clamped with sliding blocks; the side surface, which is far away from the corresponding slide chute, of each sliding block is fixedly connected with the outer side surface of the soaking bucket; the inner bottom wall ofthe lavipeditum bucket body is fixedly connected with a first tank body; the inner bottom wall of the first tank body is fixedly connected with a first spring; the first spring is internally nested with a first guiding rod; the ends, which are far away from the first tank body, of the first guiding rod and the first spring are fixedly connected with a first supporting plate; the upper surface ofthe first supporting plate is fixedly connected with the bottom of the soaking bucket; a plurality of heating rods are fixedly connected to the inner bottom wall of the soaking bucket; and a heat-insulation layer is arranged above the heating rods. The leakage-prevention far infrared lavipeditum bucket has the advantages that a leakage-prevention function is provided; the heat-insulation effect isgood; and operation by a user is convenient.

The invention discloses a slurry pump with a leakage prevention function. The slurry pump comprises a driving motor and a pump body. A driving shaft is arranged below the driving motor. A movable shaft sealing box is connected to the lower part of a stand column pipe. O-shaped sealing rings are arranged inside the movable shaft sealing box. K-shaped sealing rings are arranged on the outer sides ofthe O-shaped sealing rings. Cooling water nozzles are arranged on the side surfaces of the O-shaped sealing rings. Connecting pipes are connected to the outer sides of the cooling water nozzles. A cooling liquid circulation device is connected to the rear ends of the connecting pipes. Connecting flanges are connected to the outer side of the movable shaft sealing box. The pump body is positionedat the lower end of the movable shaft sealing box. An impeller is arranged in the pump body. The slurry pump with the leakage prevention function is provided with the movable shaft sealing box which is convenient to disassemble and replace; the matching use of the O-shaped sealing rings and K-shaped sealing rings in the movable shaft sealing box can effectively improve the leakage prevention capability of the device; and meanwhile, the whole movable shaft sealing box can be conveniently disassembled and replaced.

The invention discloses a power distribution cabinet protection structure with high safety. The protection structure comprises a rain-proof cap body, a protection box body and a bearing base, the rain-proof cap body is installed at the top of the protection box body, a water guide frame is installed at the top end of the protection box body in a sleeving mode, the protection box body is installedat the top of the bearing base, the bearing base is installed on the ground, ventilation pipes are installed on the two sides of the protection box body, dustproof pipes are connected to the bottom ends of the ventilation pipes, and a protection box door is installed on one side of the protection box body and is provided with an observation port. A heating layer is arranged in the inner wall of the protection box body, a power distribution cabinet is installed at the bottom of an inner cavity of the protection box body, damping springs are installed between the power distribution cabinet and the protection box body, stand columns are arranged on the two sides of the power distribution cabinet, and multiple transverse columns are installed on one sides of the stand columns. The power distribution cabinet protection structure has the functions of rain prevention, moisture prevention, high temperature prevention, electric leakage prevention, dust prevention and collision prevention, so that the protection effect of the structure is good, the safety is high, the failure frequency of the power distribution cabinet is greatly reduced, and the service life is prolonged.