80results about How to "Improves waterproof protection" patented technology

The invention provides a socket-spigot deformation joint structure for an underground utility tunnel, and a construction method thereof. The structure comprises a tunnel spigot and a tunnel socket, wherein the outer side of the tunnel spigot is wrapped with the tunnel socket and a deformation joint is formed, an upstream slope surface is formed at the outer side of the tunnel socket, a waterproof protection layer is laid on the upstream slope surface, the end part of the tunnel socket is exposed to the outer side of the tunnel spigot and a polystyrene board protection layer is arranged on the end part and / or fine aggregate concrete is filled in the end part, and the polystyrene board protection layer and / or the fine aggregate concrete is integrally connected with the waterproof protection layer; a joint filling material, a joint caulking material and a rubber waterstop are arranged in the deformation joint; and water receiving boxes for sealing the deformation joint are arranged at the inner sides of the tunnel spigot and the tunnel socket along the deformation joint. According to the structure and the construction method thereof, the problem that an adverse effect is generated on a concrete structure because settlement easily occurs in a longitudinal overlong tunnel is solved, and settlement among segments and differential settlement are controlled, so that the structural reliability is enhanced, the stable and safe running of the wire cable of each installation pipeline in the tunnel is guaranteed, and a higher maintenance cost in the later period is avoided.

The invention discloses a flexible thin film folded dazzling solar charger and a fabrication process thereof, and relates to the field of a solar charger. The flexible thin film folded dazzling solar charger comprises an upper package dazzling cloth layer, a flexible thin film solar cell module layer and a lower package dazzling bottom layer, wherein the flexible thin film solar cell module layer is arranged between the upper package dazzling cloth layer and the lower package dazzling bottom layer by a package adhesive film, a plurality of U-shaped gaps are formed in both of two sides of the upper package dazzling cloth layer and the lower package dazzling bottom layer, the U-shaped gaps are arranged at positions where adjacent flexible thin film solar cell modules are connected, and a waist-shaped hole is formed between opposite U-shaped gaps and penetrates through the upper package dazzling cloth layer and the lower package dazzling bottom layer. By such a design, the flexible thin film folded dazzling solar charger has versatile functions, is attractive, is easy to fold and carry and is light in weight.

The present invention discloses a hermetically sealing waterproof construction method for a basement, and relates to the field of building waterproof construction. The method comprises the steps of: successively performing construction of waterproof materials to a base plate, side walls and a top plate for slope excavation underground construction after concrete cushion, the side walls and the top plate are completed, then making waterproof protective layers to prevent waterproof layers from being destroyed when assembling reinforcement subsequently, and finally performing waterproof construction of the top plate. A four-side surrounded waterproof coiled material layer is formed in the basement, every node and seaming positions are ensured to be sealed and firmly bonded by adoption of the hermetically sealing technology, the hermetically sealing waterproof effect is achieved, and leakage is completely prevented.

The invention relates to a high-efficiency osmotic organosilicon waterproofing agent of a timber and a preparation method thereof. The waterproofing agent is characterized by preparing from: by mass, silicon resin prepolymer 30-40%, mixture of hydroxyl silicone oil and dimethicone 35-40%, organosilicon crosslinking agent 5-10%, long-chain-alkyl silane 5-10%, organosilicon quaternary ammonium salt 1-2%, pH adjusting organic solution 1-2%, auxiliary agent 2-10% and nanofiller 2-5%, wherein the silicon resin prepolymer is a copolymer of propyl and octyl silicon resin. The high-efficiency osmotic organosilicon waterproofing agent of the timber is nontoxic, pollution free and non-corrosive, has low price, and does not change the original appearance of the timber. The waterproofing protection of the timber for a long time can be provided when the waterproofing agent is covered on the surface of the timber.

A power terminal for electrical connection of an electric cable to a circuit board comprises a main body (8a) having a central longitudinal axis and means (12, 12a) for attaching a cable to the main body. An eccentric body (8b) integral with the main body (8a) and having a through hole (13) is arranged to receive a screw. A space (20) is provided at the bottom of the power terminal adjacent to the eccentric body. This configuration provides a means for securing the terminal in an easy and efficient way while also providing for mounting of a current measuring device, for example.

The invention discloses an intelligent rapid sealing and reinforcing device for highway bridge expansion joints which comprises: a first layer protection structure which comprises oppositely-arrangedside concave protection grooves, wherein the opposite beam ends forming the expansion joint are sleeved with the first-layer protection structure; a sealing device which comprises a telescopic plate and air bags located at the top end and the bottom end of the telescopic plate, wherein the telescopic plate comprises connecting plates and a middle plate arranged between the connecting plates, the middle plate comprises rubber layers on the two sides and a steel plate arranged between the rubber layers, and a plurality of holes are formed in the rubber layers; a second-layer protection mechanismwhich comprises an arch plate arranged at the top end of the sealing device; an intelligent monitoring device which comprises a controller, an air bag monitoring module, a rubber layer fatigue agingmonitoring module and a positioning error reporting module. The intelligent rapid sealing and reinforcing device is simple in structure and rapid to install, and has good protection performance and sealing performance under the condition that the bridge deformation requirement is met.

The invention discloses a waterproof spraying liquid for a down jacket and a preparation method of the waterproof spraying liquid. The waterproof spraying liquid comprises a component A and a component B. During spraying, the component A is sprayed to the outer surface of the component B. The component A comprises a binder, a porous framework material and a water-absorbing expanding agent that fills pores of the porous framework material; the volume filling rate of the water-absorbing expanding agent is 5-20%; the water-absorbing expanding agent is composed of modified bentonite and alginic acid; and the component B comprises a porous separation material. After the spraying liquid is sprayed on the surface of a down jacket fabric and is dried and cured, each of double-layer coatings has a large number of pores, so that the down jacket has good air permeability; when water drops are attached to the surface of the down jacket, the outer coating at the corresponding position absorbs a certain amount of water, and then the pores are completely closed rapidly through expansion of pore fillers, so that subsequent rainwater cannot permeate into the pores, and a good waterproof protection effect on inner down feather is achieved; and the inner coating plays a role in isolating the water, so that the water is prevented from permeating inwards by the infiltrated outer coating.

The invention relates to the technical field of printing coatings, and particularly discloses high-hydrophobicity water-based varnish and a preparation method thereof. The water-based varnish is prepared from the following components in parts by weight (based on 1000 parts of water-based varnish): 500-800 parts of modified low-Tg acrylic resin emulsion, 10-50 parts of perfluoroalkyl ethyl acrylate, 50-100 parts of water-based wax emulsion, 1-20 parts of silicon dioxide powder, 5-20 parts of dispersing agent, 10-50 parts of coalescing agent, 0.5-5 parts of defoaming agent and the balance of deionized water. The water-based gloss oil can be naturally dried and cured at normal temperature, a coating film has high hydrophobicity, the lotus leaf effect is achieved when water drops on the surface of the coating film, no organic solvent is contained, and a waterproof film has the advantages of high hydrophobicity, good gloss, good friction resistance and the like and has wide application prospects in the field of paper printing.

The invention relates to a low-volatile and environment-friendly silane paste impregnant and a preparation method thereof. The silane paste impregnant is prepared from the following formula raw materials by weight percent: 40-70% of alkyl alkoxy silane, 10-40% of a reactive siloxane oligomer, 4-15% of cyclic siloxane, 0.5-2% of a surface active agent and 10-20% of deionized water. The silane pasteimpregnant provided by the invention is prepared by taking the alkyl alkoxy silane with two functional groups, the cyclic siloxane, the alkyl alkoxy silane with three functional groups, and the siloxane oligomer as main components and cooperatively using a small amount of the surface active agent; the prepared silane paste impregnant not only meets the requirements of JTJ 275-2000 Anti-corrosionTechnical Specification for Concrete Structures in Harbour Engineering, but also produces less volatilization loss in a construction process; after the silane paste impregnant is used, volatile organic compounds-methanol / ethanol generated in a reaction in a paste curing process are significantly reduced, so that the environment is better protected; furthermore, the silane paste impregnant is shortin curing time after construction, and a water drop effect can be generated within a short time.

The invention discloses a full-seal waterproof construction method for a side wall and an engineering top face, and relates to the field of building waterproof construction. The method comprises the steps that (1), leveling treatment of a building envelope is carried out; (2), waterproof rolls are laid, wherein the waterproof rolls are fixed to the side wall through a temporary fixing method; (3), joints are strengthened; and (4), a waterproof protection layer is made. The waterproof rolls are waterproof rolls capable of generating the chemical crosslinking reaction and the physical mortise and tenon function with cast-in-place concrete. Sealant is waterproof sealant capable of being in chemical crosslinking reaction and physical mortise and tenon cooperative binding with cement or concrete. According to the operation and construction characteristics of the side wall of underground engineering, the method of fixing the waterproof rolls in advance and then pouring side wall concrete to be bound with the waterproof rolls is adopted, bonding of large-area rolls is ensured, seamless bonding of each joint and each seam is ensured through the full-seal technology, and the waterproof effect of full-seal water prevention and leakage eradication is achieved.

A one man or two man layout hunting blind that can be folded into a compact transportable condition and that is easily assembled or deploy in the field, the layout hunting blind having a head end and a foot end with an inner frame assembly that does not extend to the foot end, the inner frame assembly including a combination of inner folding assemblies and locking sleeves that make the blind easy to deploy in the field.

The invention discloses a novel oral irrigator. The novel oral irrigator comprises a spray nozzle, wherein a main body top cover is arranged at the bottom of the spray nozzle in a penetrating manner,and the bottom end of the spray nozzle is connected with a water pump machine core combined member; a spray nozzle on / off bracket is arranged on the main body top cover; a nozzle on / off key is arranged on the spray nozzle on / off bracket; a PCBA and a battery are arranged in the water pump machine core combined member; the outer side of the water pump machine core combined member is clamped with amachine body front cover and a machine body rear cover; a panel is arranged on the machine body front cover; a power key and a gear shifting key are arranged on the panel; a charging pin is arranged on the machine body rear cover; a machine body bottom cover is arranged at the bottom of the water pump machine core combined member; and a water inlet pipe combination is arranged in the machine bodybottom cover in a penetrating manner. Compared with the prior art, the novel oral irrigator disclosed by the invention has the advantages that the novel oral irrigator has excellent waterproof capacity, overflow of water in a water tank can also be avoided, and water can be filtered; and the novel oral irrigator is smooth in gear shifting, convenient to use, low in volume and convenient to carry.

The invention discloses a visible light communication terminal shell and a visible light communication terminal, and belongs to the technical field of communication. The visible light communication terminal shell comprises a sealed shell, and the sealed shell is provided with a light-transmitting hole for visible light to pass; and a light window made of a light-transmitting material, covering the light-transmitting hole, and sealed with the light-transmitting hole. According to the visible light communication terminal shell, the waterproof performance of the optical communication terminal shell can be guaranteed under the condition that visible light passes through the visible light communication terminal shell, good waterproof protection is provided for the interior of the sealed shell,and the sealed shell can normally work for a long time in a humid and watery environment.

The invention discloses an environment-friendly road and bridge structure with a rainwater collection system. The structure comprises: a road and bridge unit comprising a plurality of bridge bodies, an expansion joint being arranged between the bridge bodies, and pavements on both sides of the expansion joint inclining towards the expansion joint; a rainwater collecting system which comprises a collecting plate and collecting boxes, wherein the collecting plate is obliquely arranged at the bottom end of the expansion joint, the collecting boxes are symmetrically arranged at the two ends of thecollecting plate, and the collecting boxes are in liquid communication; a cleaning system which comprises a cleaning device and a dust falling device, wherein the cleaning device is arranged in a cavity, opposite to the expansion joint, of the bridge body, the cleaning device is arranged in a chamber in a manner of moving left and right and moving up and down, the cleaning device comprises a bottom plate and a plurality of bulges arranged on the bottom plate; and a cover plate which is arranged at the top end of the expansion joint, wherein a plurality of holes matched with the bulges are formed in the cover plate; a dust falling device; and a control system. The road surface drainage problem is solved through rainwater collection, the collected rainwater is fully utilized for cleaning the road surface, and the environment-friendly road and bridge structure is more environmentally friendly.

The invention discloses a low-voltage preassembled transformer substation, and particularly relates to the technical field of transformer substations, the low-voltage preassembled transformer substation comprises a transformer substation, the left and right side surfaces of the transformer substation are provided with heat dissipation windows, and one end of each heat dissipation window is fixedly connected with the outer wall of the transformer substation. When the rainfall is large, the weight of the water containing box body is increased after much rainwater is accumulated, the lining baffle is pulled to ascend, then the heat dissipation window can be automatically closed, meanwhile, the lower portion of the water containing box body can synchronously drive the fan to rotate to generate certain wind power, and an air barrier is formed on the outer side of the heat dissipation window to conduct multi-stage rainproof protection on the transformer substation. Secondly, water accumulated in the water containing box body is circularly pumped through cooperation of a small water pump and a heat conduction pipe, heat dissipation can be conducted on the inner interlayer, the waterproof protection performance of the transformer substation can be improved in rainy days, normal heat dissipation of the transformer substation in the daily state is guaranteed, and the collected rainwater can be utilized to fully dissipate heat of the transformer substation, so that a good guarantee is provided for the transformer substation.

The invention discloses an outdoor single pole protection device which comprises a cross rod and two vertical rods. The top of one vertical rod is provided with a C-shaped protection cover, the top of the other vertical rod is provided with a supporting fork, an opening of the protection cover is downward and right faces the cross rod, the protection cover is connected with the tops of the vertical rods through a rotary shaft, the rotary shaft is provided with an upper chain wheel for driving the rotary shaft to rotate, the position, one meter away from the ground, on the rotary shaft is provided with a lower chain wheel connected with a chain of the upper chain wheel, and the lower chain wheel is provided with a rotating handle. During a rainy period, the cross rod of a horizontal bar is covered with the protection cover so that the cross rod can be hidden in the protection cover, and accordingly rainwater can be prevented from splashing onto the cross rod.

A portable electronic device including a housing, a button assembly, a locking unit, a processing unit and a sensing unit is provided. The button assembly is disposed at an opening of the housing and includes a button, an elastomer and a switch. The button is movably disposed at the opening and configured to trigger the switch when an external force is applied. The elastomer is disposed between the button and the housing and forms a waterproof seal between the button and the housing. The locking unit is enabled to keep the button on a fixed position against the elastomer when the processing unit determines that a detection signal generated by the sensing unit is over a threshold. The locking unit is disabled when the processing unit determines that the detection signal is not over the threshold. A protection method for a portable electronic device is also provided.

The invention relates to a water-proofing coating, in particular to a water-proofing agent for a natural stone building. The water-proofing agent for the natural stone building is prepared from the raw materials such as dimethyldiacetoxysilane, n-octyltriethoxysilane, 1-benzyl-3-carbethoxy-4-piperidone hydrochloride, 4-methyl cyclohexane carboxylic acid, 2,4-dimethoxyacetophenone, 3-cyclohexanepropionic acid and 9-methyl-3-oxo-9-azatricyclo[3.3.1.02.4]nonane-7-alcohol. According to the water-proofing agent for the natural stone building, higher permeability is achieved to the natural stone building, the absorption rate is low, and a better waterproof protective effect is achieved to the building. Meanwhile, construction operation is easy, convenient and flexible, transportation is convenient, construction is safe, the manufacturing cost is low, and the water-proofing agent for the natural stone building is suitable for waterproofing application of the natural stone building.

The invention discloses a linear cutting guide roller assembly capable of prolonging the service life. A containing cavity is arranged in the middle, facing the end face of a guide roller, of a guide roller base, a water blocking fan blade component is arranged in the containing cavity, a waterproof cover is arranged on the end face of the guide roller base in a covering mode and is provided with a center hole, an abrasion-resistant lining is arranged in the center hole, and a lubricating grease layer is arranged on the inner wall of the lining. The guide roller base sequentially penetrates through the center hole of the lining and a center pipe of the water blocking fan blade component to enter the guide roller base and to be connected with a bearing, the water blocking fan blade component is in tight fit with a guide roller shaft through the center pipe to rotate with the guide roller shaft, and a water outlet is arranged in the lowest point of the installation position of the guide roller base. The linear cutting guide roller assembly has a better waterproof effect because of multi-waterproof-structure design, plays a good role in achieving waterproof protection for the bearing because lubricating liquid and the like hardly enter the position where the bearing is located, and greatly prolongs the service life of the bearing.

The invention relates to the technical field of energy storage batteries, and especially relates to a waterproof energy storage battery. The energy storage battery includes a storage battery; the upper end of the storage battery is regularly provided with multiple poles; the upper ends of the poles are provided with leads; a waterproof shell is arranged outside the storage battery and is in a trapezoidal shape; each of the four corners on the lower end of the waterproof shell is provided with a supporting leg; the internal of the waterproof shell is hollow; thermal insulation cotton is arranged between the inner wall of the waterproof shell and the storage battery; and the upper end of the waterproof shell is provided with a waterproof cover. Thus, the energy storage battery is simple in structure, convenient in installation and low in production cost; the problems of the corrosion and damage to pole plates, the poles and electrolyte caused by the easy infiltrating of steam as generalenergy storage batteries do not have waterproof and thermal-insulation functions can be solved; good waterproof protection can be especially performed on the poles and the leads; good working conditions can be provided for the energy storage battery; the service life of the energy storage battery can be prolonged; and costs of frequently replacing the energy storage battery can be saved.

The invention discloses an energy-saving efficient boifan. The energy-saving efficient boifan comprises a bottom plate. A plastic mesh enclosure is fixed to the bottom edge of the bottom plate. Threeploughing rods are mounted in the middle of the bottom of the bottom plate. Three T-shaped plates are connected to the moving ends of the ploughing rods respectively. Ploughing plates are fixed to theT-shaped plates through rubber nails. A waterproof platform, three sockets and two pull rods are mounted at the top of the bottom plate. A wind-energy electric storage device is mounted at the upperend of a waterproofing cover. The energy-saving efficient boifan has the advantages that the boifan is provided with the wind-energy electric storage device, so that wind energy can be converted intoelectric power to be stored, kinetic energy is provided for device working, energy consumption is reduced, and usage cost of the device is reduced; the provided rubber nails mainly comprise annular retaining pieces, rubber nail bodies and fixing insertion columns, the fixing insertion columns are inserted into the rubber nail bodies to explode the ends, with the annular retaining pieces, of the rubber nail bodies, and accordingly, the ploughing plates are fixed to the ploughing rods firmly; the energy-saving efficient boifan is convenient to use.

The invention belongs to the technical field of the protective jacket, and particularly relates to a waterproof protective jacket for electronic equipment. The waterproof protective jacket comprises a protecting sheet, a protective shell, a first sealing plug and a second sealing plug; the protecting sheet comprises a transparent sheet area, a frame part and an enveloping end part; and the protective shell at least comprises an opening end part and a closed end part. According to the waterproof protective jacket provided by the invention, a better sealing structure is formed by the close cooperation between the protective shell and the protecting sheet by a waterproof bulge and a waterproof slot on at least two sides and the cooperation of an outer locking shell. The waterproof protective jacket is strong in air-tightness and good in waterproof effect; in addition, the material selection requirements of the protective shell, the protective shell and the outer locking shell are not high, and the material cost is low.

The invention discloses a full-seal waterproof construction method, and relates to the field of waterproof construction for buildings. The full-seal waterproof construction method is a method for carrying out composite construction by the aid of waterproof rolls and waterproof seal paste, and includes laying the waterproof rolls on large areas of to-be-constructed base planes; respectively carrying out joint waterproof pretreatment and joint waterproof reinforcement treatment on joints of the base planes by the aid of the waterproof seal paste before and after the waterproof rolls are laid; forming protective layers on the surfaces of the waterproof rolls. The waterproof rolls and cast-in-situ concrete can carry out chemical cross-linking reaction, physical mortise and tenon effects can be realized by the waterproof rolls and the cast-in-situ concrete, and chemical cross-linking and physical mortise and tenon synergistic adhesion effects can be realized by the waterproof seal paste and cement or concrete. The full-seal waterproof construction method has the advantages that the full-seal waterproof construction method is simple in construction operation, easy to master and low in requirements on the base planes and site environments, omni-directional and full-seal waterproof effects can be realized, shortcomings of the traditional waterproof materials and waterproof construction methods can be effectively overcome, and accordingly the full-seal waterproof construction method is worthy of being widely popularized and utilized.

The invention discloses a linear cutting guide wheel assembly with waterproof blades. The linear cutting guide wheel assembly comprises a guide wheel, a guide wheel shaft, bearings and a guide wheel seat. An accommodation cavity is formed in the middle portion, facing the end face of the guide wheel, of the guide wheel seat, a waterproof blade assembly is arranged in the accommodation cavity and is composed of a center pipe and 2-4 blades evenly distributed on the circumferential face of the center pipe, and a waterproof cover covers the end face of the guide wheel seat. The guide wheel shaft sequentially penetrates through the waterproof cover and the center pipe of the waterproof blade assembly, then enters the guide wheel seat, and is connected with the bearings. The waterproof blade assembly is matched with the guide wheel shaft through the center pipe so as to rotate along with the guide wheel shaft. A water outlet is formed in the lowest point of the installation position of the guide wheel seat. Through the multiple waterproof structure design, the linear cutting guide wheel assembly has a better waterproof effect, lubrication oil can not easily enter the positions where the bearings are located, well waterproof protection is provided for the bearings, and the service life of the bearings is greatly prolonged.

The invention discloses a low-cost knob type refrigerator computer control system. A refrigerator comprises a case, a refrigeration system and a computer control system body. The refrigeration system comprises a compressor, a fan and an evaporator. The computer control system body comprises a computer control panel, a quick freezing key, a gear adjusting knob, an indicating lamp set and a temperature sensing probe for sensing the temperature of the evaporator. The computer control panel is located and internally arranged in the case. The quick freezing key, the gear adjusting knob, the indicating lamp set and the temperature sensing probe are all electrically connected to the computer control panel, and the computer control panel correspondingly controls starting, stopping, and operating frequency adjustment of the compressor and work of the indicating lamp set. By means of the refrigerator, precise control over the refrigerator temperature adjustment can be achieved, a conventional freezing mode and a quick freezing mode are achieved, and the two work modes can be freely switched. User needs are met, food in the refrigerator is kept fresh, and power consumption is reduced.

The invention discloses a novel new energy charging pile. The novel new energy charging pile comprises an outer shell. The top of the outer shell is fixedly connected with a baffle, the two sides of the top of the baffle are fixedly connected with supports, the tops of the supports are fixedly connected with a solar cell panel, the bottom of an inner cavity of the outer shell is fixedly connectedwith a fixing block, and the top of the fixing block is fixedly connected with a cooling fan. Through cooperative use of the outer shell, the solar cell panel, a temperature sensor, a storage battery,a charging voltage sensor, a charging current sensor, an electric quantity sensor, a touch display screen, a processor, a timing module, a networking module, a data receiving module, a GPS positioner, an electronic lock and a charging gun, rapid charging or slow charging can be selected according to the requirements of a user, the charging pile can be reserved through networking, the user does not need to make a trip in vain, the use rate of the charging pile is better guaranteed, and great convenience is brought to daily charging work.