67results about How to "Solve the problem of easy leakage" patented technology

Disclosed is an intelligent access control system. A hardware portion of the system comprises a microprocessor (100), a pyroelectric infrared sensor module (101), a temperature and humidity sensor module (102), a fingerprint module (103), a key module (104), an infrared remote controller and receiving module (105), a stepping motor and driving module (106), a liquid crystal display module (107), a stabilized voltage supply module (108) and a buzzer module (109). A software portion of the system comprises a main program, a pyroelectric infrared temperature detection program, a fingerprint identification and processing program, a key identification and processing program, an infrared remote control identification and processing program, a temperature and humidity acquisition and processing program and a liquid crystal display program. The intelligent access control system can identify fingerprints and passwords and has independent temperature and humidity information display and alarm functions, and safety and intelligence of the access control system are improved.

The invention discloses a novel sea water desalinization evaporator, which comprises a steam inlet device, a sea water spraying device, an evaporator shell, a steam demister, a sea water inlet device, a fresh water collection outlet device, a strong brine outlet device, a heat exchange pipe bundle, a pipe plate, an internal bracket, an outer support seat and an external reinforcing bracket, wherein the evaporator shell is formed by connecting a plurality of shells of effect evaporators by welding; anticorrosive coatings are coated on the inner walls of the evaporator shells and welding seams between two adjacent evaporator shells; the heat exchange tube bundle and a rubber ring for a tube plate are elastically sealed and connected; and the tube plate is fixed on the internal bracket. The invention has the beneficial effects that the cost of the shells is reduced by over 50 percent; an integral welding structure solves the problem that the connecting parts among the effect evaporators is leaked; and the heat exchange tube bundle and the tube plate are elastically connected by using a rubber sealing ring, thereby not only avoiding the problem that the connecting part is leaked, but also reducing the vibration strength of the heat exchange during use and improving the reliability and the service life of the equipment.

The invention discloses a rotational flow efficient separation silt clarifying basin. An umbrella-shaped plate is fixedly arranged on the inside wall of a clarifying basin. A straight-tube shaped center cylinder is fixedly arranged at the center of the clarifying basin. The clarifying basin is provided with a water inlet tube which passes through the side wall. A first mud collecting area V is formed between the bottom of each of two side walls of the clarifying basin and the bottom of the center cylinder. Each first mud collecting area is provided with a mud dredge pipe. A mechanical plug-flow device is additionally arranged inside the center cylinder. A presettling and flocculation zone I is formed between the center cylinder and the mechanical plug-flow device. A second mud collecting area IV is formed at the bottom of the center cylinder. The second mud collecting area IV is provided with a central mud dredge pipe which passes through the center cylinder and extends out of the clarifying basin. A straight guide plate and a tilted guide plate which is positioned at the lower end of the straight guide plate are fixedly arranged on the periphery of the center cylinder. The straight guide plate, the tilted guide plate, the umbrella-shaped plate and the outer wall of the clarifying basin together form a suspended clarifying zone II. A water catch basin and an inclined tube are fixedly arranged between the upper part of the inside wall of the clarifying basin and the upper part of the straight guide plate so as to form an inclined tube clarifying zone III. One side wall of the clarifying basin, far from the water inlet tube, is provided with a water outlet tube.

The invention provides a method for in-situ bridging packaging of heteropolyacid ionic liquid by Zr-based MOFs, and belongs to the technical field of composite materials. According to the method, heteropolyacid is immobilized into pore channels of the Zr-based MOFs in an in-situ synthesis manner by utilizing a bridging effect of carboxyl functionalized ionic liquid (positive ions of the ionic liquid can be combined with deprotonated heteropolyacid to form new ionic liquid, and carboxyl groups of the ionic liquid can be coordinated and combined with metal clusters of the MOFs). According to thenovel heteropolyacid immobilization method, the problem that the immobilized heteropolyacid is easy to leach out can be well solved. Moreover, the immobilization method has very strong universality and can be suitable for various heteropolyacids and MOFs taking carboxyl as a coordination group. A Zr-based MOFs in-situ bridging encapsulated heteropolyacid solid catalyst prepared by the invention shows excellent catalytic performance and reusability in a reaction of oxidative removal of thiophene compounds in simulated gasoline.

An improved solid and liquid double-chamber infusion container comprises a hermetic bag body, wherein a powder chamber and a liquid chamber are arranged in the bag body, and are isolated from each other through a partition part, the liquid chamber is arranged above the powder chamber, a tube is arranged in the lower end of the bag body, the upper end of the bag body is provided with a hanging hole, the tube is adjacent to and communicated with the powder chamber, the hanging hole is adjacent to the liquid chamber, the bag body is rectangular, and the tube and the hanging hole are positioned at the two ends of the bag body, which are positioned on the same diagonal. According to the infusion container, the powder chamber and the liquid chamber are arranged in the same bag body, and are isolated from each other through a tearable incomplete welding structure at the inner side of the bag body, so the problem that the connection part of two single chamber bags are easy to leak is solved; the tube is arranged at one end of the powder chamber, when the infusion container is used, the liquid chamber is needed to be squeezed, administration can be carried out after the liquid and the powder are fully mixed and dissolved, the misoperation that the medicine in the powder bag is used without being mixed with the solvent is avoided, so the administration safety and reliability are improved.

The invention relates to a maintaining device for power equipment, in particular to an on-site management device for grounding wires. The device comprises at least one set of grounding wires with wire clamps, wherein the wire clamps of the grounding wires are provided with sensors which are interactive with the wire clamps and can send wireless signals for reflecting the connection state of wire clamps. The device further comprises terminal equipment capable of receiving the wireless signals sent by the sensors. After using such a structure, the sensors interactive with the wire clamps are arranged on the grounding wires and a handheld device capable of receiving the sensing signals is further arranged, so that once a grounding wire sensor enters into the area managed by the terminal equipment, the handheld device can receive the state information sent by the grounding wire sensor and supply a prompt message, thereby efficiently solving the problem of easily leaving the assembled grounding wires in the substation by using such a device, ensuring the personal safety and eliminating the hidden danger.

The invention discloses a double soft sealing emergency cut-off valve aiming at the defects of the prior art. The double soft sealing emergency cut-off valve comprises a valve body, a valve cap, a valve clack, a valve rod, and a manual and pneumatic operation mechanism arranged on a support of the valve clack; a special-shaped groove is formed on the contact surface of the bottom end face of the valve clack and the valve body; and an elastic anticorrosive material layer is filled in the groove and is slightly higher than the special-shaped groove so that the soft sealing between the valve clack and the valve body is formed. The double soft sealing emergency cut-off valve is further improved in a mode that two elastic sealing rings with different sizes are arranged in a through hole formed by combining the valve cap and the valve rod, and a cylindrical compression spring is arranged on the valve clack. The double soft sealing emergency cut-off valve has the advantages that a sealing surface is not easy to damage by adopting soft sealing and the double soft sealing emergency cut-off valve is safer and more reliable.

The invention discloses an underground continuous wall with a prefabricated concrete-filled steel tube composite structure and a method for constructing the underground continuous wall. The underground continuous wall comprises a plurality of prefabricated connecting wall sections. The prefabricated connecting wall sections are vertically sequentially connected with one another and comprise concrete-filled steel tube composite members and external cast-in-place box-type concrete structures, rectangular steel tubes are arranged on the outsides of the concrete-filled steel tube composite members, concrete is arranged inside each concrete-filled steel tube composite member, the steel tubes are provided with binding bars at certain intervals, the binding bars are made of high-strength bolts, the protruded concrete-filled steel tube composite members of the wall sections are connected with one another by bolts, high-strength non-shrink grouting materials are poured in joints to form bond zones, prestressed steel strands are arranged inside the box-type concrete structures, slits are formed in the middle or two sides of each end of each connecting wall section, connecting steel plates are embedded among slit sections, slurry is poured in the wall sections after the wall sections are washed, and then the wall sections are integrally connected with one another. The underground continuous wall with the concrete-filled steel tube composite structure and the method have the advantages of good mechanical property, leakage resistance, reliability in connection, capability of implementing industrial production, and the like.

The invention relates to the field of hygienic products. An adult paper diaper comprises a cover, an absorption body, hook & loop fasteners, leakproof retaining walls and leg portion elastic rubber bands. The absorption body is arranged in the cover, and the hook & loop fasteners, the leakproof retaining walls and the leg portion elastic rubber bands are arranged on the cover. A non-water penetration external layer is composed of a middle portion and two external portions at two sides. Two hook & loop fasteners at each end are longitudinally arranged in parallel, a gap is disposed between the two hook & loop fasteners. The absorption body is composed of a first absorption core body close to a non-hydrophilic bottom film and a second absorption core body close to hydrophilic non-woven fabric. The rear portion of the absorption body is provided with a non-hydrophilic waist-back retaining wall. The adult paper diaper is low in production cost, good in comfort during usage, good in leakproof effect at side portions and the rear portion, and liquid hardly penetrates the crotch portion.

The invention discloses a robot operation box. The robot operation box structurally comprises a box body, a pressure gauge, a vacuum air valve, a working table, a sealing box door, operation equipmentand clamping mechanisms. The operation equipment is arranged, operation data are transmitted to a single-chip microcomputer through data interfaces, and meanwhile, the operation is controlled by a control panel, and finally, a controller controls the clamping mechanisms to operate to carry out automatic operation on an experimental object, so that automatic operation control can be achieved, andthe effect that the optimal operation scheme is selected intelligently in the follow-up mode is facilitated; and due to the arrangement of the clamping mechanisms, after electric push rods work, pushing blocks are driven to move forwards and backwards, the pushing blocks drive first moving parts and second moving parts to rotate, left movable plates and right movable plates are opened and closed mutually, and the experimental object is operated, so that the defect that the experimental object is manually operated by using a glove is changed, and thus the effect that the leakage point is not easy is achieved.

The invention relates to a weighing, packaging and coding integrated intelligent robot and a packaging method thereof. The intelligent robot comprises a foundation assembly, a weighing assembly, a packaging and discharging assembly, a code spraying assembly and a discharging assembly. The packaging and discharging assembly comprises a feeding guide assembly and a turnover bag taking assembly. Thedischarging assembly comprises a guide cover, a discharging slideway and a conveying lifting assembly. The turnover bag taking assembly utilizes turnover motion of itself to suck off a packaging bag located in a bag storing frame, after being turned over by 90 degrees, the packaging bag is stretched open by a bag stretching cover, the bag taking manner can ensure reliability of bag taking, and theproblem that traditionally, a rotating roller is adopted in the fixed direction to take the bag, and taking missing is caused easily is solved. The feeding slideway designed by the adoption of the preset track guides materials into the packaging bag, the bag stretching cover stretches the packaging bag open, and the packaging bag is sucked firmly by utilizing sucking force of the sucker. The intelligent robot integrates weighing, packaging, coding and conveying, original multiple assembly lines are integrated together, the packaging efficiency is improved, and the packaging rhythm is accelerated.

The invention relates to the field of hygienic products. A disposable adult paper diaper comprises a cover, an absorption body, leakproof retaining walls, leg portion elastic rubber bands and a pair of rear connecting portions, wherein each rear connecting portion is provided with a hook & loop fastener. When the disposable adult paper diaper is unfolded, the cover is connected with the pair of rear connecting portions to form in a T-shaped structure. The cover comprises a non-water penetration external layer and a water penetration internal layer. Each rear connecting portion is composed of an inner piece, a middle piece and an outer piece which are sequentially connected from inside out. A gap is disposed between two hook & loop fasteners, and each hook & loop fastener cannot be detached from the outer piece. The absorption body is divided in to a middle area, connecting areas and side areas in the width direction. The disposable adult paper diaper is good in leakproof effect at side portions and good in comfort during usage, and liquid hardly accumulates in the middle portion of the absorption body.

The invention discloses an electrochemical energy device and a manufacturing method thereof. The electrochemical energy device uses an alkaline anion exchange composite film as a solid electrolyte anda support layer, and the alkaline anion exchange composite film is a quaternized chitosan-polyvinyl alcohol film. The quaternized chitosan-polyvinyl alcohol film is a good all-solid-state electrolyte. A low-cost non-toxic material with high ionic conductivity at an ambient temperature is achieved and good mechanical strength and excellent electrochemical performance are possessed. The quaternizedchitosan-polyvinyl alcohol film is applied to the electrochemical energy device, a problem that a traditional electrolyte is easy to leak is solved, packaging difficulty is reduced, cost is saved toa certain extent, and the device and the method are suitable for industrial production.

The invention relates to the field of sanitary articles, and provides an infant diaper. The infant diaper comprises an outer cover, an absorbing body, an anti-leakage retaining wall, leg elastic rubber bands and back connecting waist bands, wherein the inner end of the fixing part of the anti-leakage retaining wall along the width direction is fixedly connected with the outer cover in an ultrasonic welding way; the inside end of the anti-leakage retaining wall along the width direction is downwards folded to form an overlapping layer for coating the anti-leakage rubber bands; the overlapping layer is fixed in the ultrasonic welding way; a front air ventilation passage is formed between a first ultrasonic welding area and a second ultrasonic welding area of the front waist area and penetrates along the length direction; a back air ventilation passage is formed between a first ultrasonic welding area and a second ultrasonic welding area of the back waist area and penetrates along the length direction. The infant diaper has the advantages that the production cost is low, the comfortability in use is good, and the air ventilation property along the length direction of the outer cover is good.

The invention relates to the field of hygienic products, and discloses a degradable adult paper diaper. The adult paper diaper comprises an outer cover, an absorbing body, connecting mechanisms, a leakage-proof retaining wall and leg elastic rubber strings. The outer cover comprises an impermeable outer layer and a permeable inner layer. The permeable inner layer is a hydrophilic layer which is made of non-woven materials capable of being degraded completely. The lower end of the leakage-proof retaining wall is fixedly bonded with the permeable inner layer through glue. Water-repellency non-woven fabric which is connected with the leakage-proof retaining wall together is arranged on the outer side of the leakage-proof retaining wall. Toilet paper is arranged between a water-repellency bottom membrane and the absorbing body. The middle of each leg elastic rubber string is in an arc shape. A back waist elastic waistline is arranged on the outer cover at the rear portion of the absorbing body. A front waist paster matched with a hook and loop fastener is arranged in a front waist area of bottom layer cloth. The degradable adult paper diaper has the advantages that using comfort is good, seepage tends not to happen to the crotch, the side edge leakage preventing effect and the rear leakage preventing effect are good, and the permeable inner layer can be degraded.

The drying and dehumidifying device for chemical fiber spinning comprises a machine body, the inner surface of the machine body is rotationally connected with a preheating device, the top of the preheating device is provided with a top sealing device, the lower surface of the preheating device is rotationally connected with a feeding device, and the bottom of the feeding device is movably connected with a bottom sealing device. The invention relates to the technical field of chemical fibers. According to the drying and dehumidifying device for chemical fiber spinning, by arranging the top sealing device, when the device is used, the tightness degree of chemical fiber cloth can be adjusted by adjusting the position of a preheating device up and down, at the moment, a screw rotates, a sealing plate moves along with movement of the screw, and a ball head clamps a ball to prevent falling; the lower surfaces of the balls are always kept in contact with the upper surface of the preheating device, the balls and the preheating device rotate relatively, under the influence of the sealing plate, a gap generated at the top is effectively reduced when the preheating device is adjusted up and down, and the problem that internal heat leaks easily when traditional drying equipment is adjusted is solved.

The invention relates to the field of hygienic products. A disposable adult paper diaper comprises a cover, an absorption body, hook & loop fasteners, a leakproof retaining wall and leg portion elastic rubber bands. The absorption body is arranged in the cover, and the hook & loop fastener, the leakproof retaining wall and the leg portion elastic rubber bands are arranged on the cover. A non-water penetration external layer is composed of a middle portion and two external portions at two sides. Two hook & loop fasteners are arranged at each end in parallel in the length direction, and a gap is disposed between the two hook & loop fasteners. The absorption body is composed of a first absorption core body close to a non-hydrophilic bottom film and a second absorption core body close to hydrophilic non-woven fabric. The rear side, in the length direction, of the cover is provided with a rear elastic waist band. The disposable adult paper diaper is low in manufacturing cost, good in comfort during usage, good in leakproof effect at side portions and the rear portion, and liquid hardly penetrates the crotch portion.

A fastener forming device for hardware manufacturing is disclosed in the invention, and comprises a sealing device, a machine body is arranged at the bottom of the sealing device, a feeding device is movably connected to the inner surface of the machine body, an opening and closing device is arranged on the right side of the feeding device, the outer surface of the opening and closing device is movably connected with the inner surface of the right side of the machine body, and an air inlet pipe is arranged at the top of the opening and closing device. The invention relates to the technical field of hardware fastener manufacturing. According to the fastener forming device for hardware manufacturing, by arranging a cooling device, after a workpiece enters the machine body, a heat conducting piece transmits heat to a heat exchange device, in the heat exchange device, fluid completes heat exchange work, hot water floats upwards and flows upwards to the interior of a water tank along the bottom end of a circulating pipe, cold water in the water tank sinks, flows upwards to the interior of the heat exchange device along the bottom end of the circulating pipe, and heat circulation and water circulation are completed by the equipment, so the problems of high heat loss and energy consumption of a traditional fastener are solved.

The present invention relates to a sub-frame and a pre-buried structure and method thereof. The sub-frame is pre-buried on a wall at a window hole, and includes a square frame in a long strip shape and having a hollow interior to form a cavity; an anchoring plate vertically disposed on the bottom of the square frame and embedded in the wall; and a positioning baffle vertically connected to both sides of the square frame and extending toward the outer side of the square frame, wherein the upper surface of the positioning baffle is flush with the lower surface of the bottom of the square frame.The sub-frame can be constructed together with the wall, can be positioned and installed with a window hole template at the window hole by the positioning baffle, and is clamped by the window hole template. The sub-frame and the window hole template are used together as the window hole template, thereby realizing the sub-frame positioning installation during a template installation stage, solvingthe problem of the field hole measurement and installation of a traditional sub-frame, and reducing the construction process and the workload of the cross operation.

The invention relates to a vertical lockrand roof system. The vertical lockrand roof system comprises a plurality of supports vertically arranged on a net rack. The house lower-layer purline structureis fixedly arranged on the support and is close to the net rack. The bottom plate is laid on the purline structure of the lower floor of the house. The vapor barrier film is laid on the bottom plate.The first heat preservation layer is laid on the vapor barrier film. The first waterproof layer is laid on the first heat preservation layer. The roof upper-layer purline structure is fixedly arranged on the support, and a gap is reserved between the bottom end of the roof upper-layer purline structure and the first waterproof layer. wherein the cavity layer is formed between the bottom end of the roof upper-layer purline structure and the first waterproof layer, and the second waterproof layer is laid on the roof upper-layer purline structure. The roof plate is paved and mounted on the second waterproof layer. The first heat preservation layer is prevented from being damaged by water vapor through the first waterproof layer and the vapor-proof film, the heat preservation layer is well protected, the heat preservation effect of the roof is enhanced through the first heat preservation layer and the cavity layer, and the waterproof and seepage-proof effects of the roof are enhanced through the vapor-proof layer, the first waterproof layer and the second waterproof layer.

The invention relates to the field of hygienic products. The adult diaper comprises an outer cover, an absorption body, a leakproof retaining wall, leg elastic rubber bands and a pair of back side connection parts. An inner side sheet, a middle sheet and an outer side sheet are successively connected from outside to inside so that a back side connection part is formed. The absorption body is formed by a first absorption core body near a water refusing bottom film and a second absorption core body near the water loving non-woven fabrics. There is a gap of at least 3mm between the lower end of the leakproof retaining wall and the upper side in the width direction of the absorption body, and between the fixed part of the non-woven fabrics and the upper side in the width direction of the absorption body. A water refusing back waist retaining wall is arranged on the back part of the absorption body. The adult diaper is advantageous in that adhesive tapes are convenient to use; and adult diaper is favorable in lateral and back anti-seepage effects.

The invention relates to the power generation technology field and especially relates to a temperature difference power generation device. A linear generator and a driving device used for driving the linear generator to generate power are included. The linear generator comprises a linear generator stator and a linear generator mover. The driving device comprises a cold water and hot water supply apparatus, a hot chamber, a cold chamber, a heat regenerator, a hydraulic device and a double-acting hydraulic cylinder. Compared to an existing Stirling generator, by using the device of the invention, energy conversion is directly performed in the hot chamber and the cold chamber, an energy conversion rate is greatly increased, a disadvantage that the existing Stirling generator heats a working medium outside the hot chamber so that energy is wasted is overcome, and simultaneously a problem that the working medium is easy to leak is solved. Besides, great technology innovations are made in solar thermal power generation and ocean temperature difference power generation, and the device possesses characteristics that power generation cost is low and energy conversion efficiency is high. The device can be widely used and is suitable for places where can provide cold water and hot water coexistence, such as seawater, solar energy hot water, geothermal energy, waste heat of an industrial and mining enterprise and the like.

The invention relates to the field of hygienic products. A disposable adult paper diaper comprises a cover, an absorption body, hook & loop fasteners, leakproof retaining walls and leg portion elastic rubber bands. The absorption body is arranged in the cover, and the hook & loop fasteners, the leakproof retaining walls and the leg portion elastic rubber bands are arranged on the cover. A non-water penetration external layer is composed of a middle portion and two external portions at two sides. Two hook & loop fasteners are arranged at each end in parallel in the length direction, and a gap is disposed between the two hook & loop fasteners. The absorption body is provided with guiding gutters, and the absorption body is divided in to a middle area, connecting areas and side areas in the width direction. The disposable adult paper diaper is low in production cost, good in comfort during usage, good in leakproof effect at side portions, and liquid hardly penetrates the crotch portion.