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81results about How to "Reduce Waterlogging Problems" patented technology

Valve cleaning device for valve machining

InactiveCN119426252Aavoid pulling damageRinse evenlyCleaning using liquidsHeating arrangementWater storageCircular disc
The invention discloses a valve cleaning device for valve machining, and relates to the technical field of valve cleaning, the valve cleaning device comprises a rack, a cabinet body is fixed on the top surface of the rack, a water baffle is fixedly mounted at the bottom end in the cabinet body, a motor is fixedly mounted at the bottom end in the rack, and a disc is fixed on the top surface of a rotating shaft of the motor; the disc penetrates through and is rotatably installed at the bottom end in the cabinet body, a water spraying assembly is arranged on the top surface of the cabinet body and comprises a water storage tank, the water storage tank is fixedly installed on the top surface of the cabinet body, a water inlet pipe is arranged at the top of the left side of the water storage tank, and a material opening is formed in the top surface of the water storage tank; according to the cleaning device, the electric spray head sprays a water body containing cleaning liquid to the surface of the rotating valve up and down in a reciprocating mode, and therefore the problem that the surface of the valve is washed unevenly through the electric spray head, and consequently the local part of the valve is dirty is solved.
Owner:JIANGSU RUIDONG VALVE PIPELINE TECH CO LTD

Cultivation and maintenance device and method for tree and shrub planting in poor drainage soil

The invention relates to the field of garden cultivation and maintenance technologies, in particular to a cultivation and maintenance device and method for tree and shrub planting in poor-drainage soil, comprising a first shunt pipe connected to a water source, a pipe body of the first shunt pipe is fixedly connected with a plurality of second shunt pipes, and a planting area is formed on the ground between two adjacent second shunt pipes; a plurality of irrigation pipes are connected to the two sides of the second flow dividing pipe, the first flow dividing pipe, the second flow dividing pipe and the irrigation pipes are all buried underground, the irrigation pipes located on the two sides of the second flow dividing pipe are obliquely arranged away from each other from top to bottom, and a plurality of water outlet holes are formed in the sides, away from each other, of pipe bodies of the irrigation pipes located on the two sides of the second flow dividing pipe; the multiple water outlet holes are formed in the length direction of the irrigation pipe at intervals, and first non-woven fabric is installed on the outer wall of the irrigation pipe. The tree and shrub irrigation device has the effect of conveniently irrigating soil around tree and shrub root systems.
Owner:BEIJING GARDEN DESIGN ENG CO LTD

High-strength ecological environment-friendly water permeable brick and preparation method thereof

The invention discloses a high-strength ecological environment-friendly water permeable brick and a preparation method thereof, and relates to the technical field of water permeable bricks. The ecological environment-friendly water permeable brick is prepared from the following raw materials in parts by weight: 80 to 100 parts of quartz sand, 10 to 15 parts of cement, 30 to 50 parts of deionized water, 10 to 12 parts of filler, 2 to 5 parts of defoaming agent and 5 to 10 parts of adhesive. The preparation method comprises the following steps: carrying out a reaction on urotropine and tromethamine to prepare a first-generation polymer, then carrying out a reaction on the first-generation polymer and isocyanate-2-chloro-6-methyl phenyl ester to prepare an intermediate 1, and then carrying out a reaction on the intermediate 1 and bisphenol A epoxy resin to prepare an intermediate 2; finally, gamma-aminopropyl triethoxy silane is grafted to the intermediate 2, and the adhesive is prepared. The prepared ecological environment-friendly water permeable brick has good mechanical strength, water permeability and wear resistance.
Owner:SHANDONG ZHAOHE ENVIRONMENTAL PROTECTION BUILDING MATERIALS CO LTD

Compression-resistant waterproof structure for building

The utility model discloses a building pressure-resistant waterproof structure which comprises a building wall body, an inner reinforcing layer is fixed in the middle of the interior of the building wall body, a water guide pipe is installed on one side of the interior of the building wall body, and anti-seepage sponges are fixed to the two sides of the water guide pipe. A sound insulation layer is fixed to the other side of the interior of the building wall body. The inner reinforcing layer is fixed in the middle of the interior of the building wall body, the reinforcing steel bars are evenly distributed in the inner reinforcing layer, the reinforcing steel bars can achieve the purpose of even supporting, then the water guide pipe is installed on one side edge of the inner reinforcing layer, and after the water guide pipe is installed, the water guide pipe is fixed to the inner side edge of the inner reinforcing layer. According to the water guide pipe, the purpose of guiding water and rain can be achieved, and after the anti-seepage sponge is fixed to the outer portion of the water guide pipe, the anti-seepage sponge can absorb seepage water, so that in the working process, water can be drained, the water accumulation problem is solved, and the good anti-seepage capacity and use strength are achieved.
Owner:HANJIA DESIGN GRP CO LTD

Anti-seepage protection mechanism for house deformation joint and deformation joint cover plate

The invention relates to the technical field of house deformation joints, in particular to a house deformation joint anti-seepage protection mechanism and a deformation joint cover plate. The anti-seepage device comprises an anti-seepage mechanism, the anti-seepage mechanism comprises two base plates, the base plates are fixedly connected to the inner wall of the house deformation joint, the tops of the base plates are fixedly connected with cover plate assemblies, a supporting assembly is fixedly connected between the two base plates, the top of the supporting assembly is fixedly connected with a protection assembly, and the two ends of the protection assembly are movably connected to the tops of the cover plate assemblies. Extra supporting force is provided for house walls on the two sides in the house deformation joint through the supporting assemblies, wall inclination or damage caused by the structural difference of the two sides of the deformation joint is prevented, and the stability of the walls is enhanced; the connection strength between the walls is enhanced through the unique structural stability of the triangular structures of the protection assemblies, and meanwhile the protection assemblies prevent rainwater from permeating into the house through the deformation joints; and the shielding angle of the protection assembly is adaptively adjusted according to different temperature and weather changes.
Owner:莱西市公用事业服务中心 +1

Drainage structure for highway superhigh section

ActiveCN224741721UReduce poor drainageReduce Waterlogging Problems
The application relates to the technical field of road drainage, and discloses a highway superhigh section drainage structure, which comprises a highway superhigh section and a roadbed drainage ditch, the roadbed drainage ditch is located on the side with lower slope of the highway superhigh section, and the highway superhigh section is provided with a middle separation belt; a plurality of water collecting wells are embedded in the highway superhigh section, the water collecting wells are located outside the middle separation belt, adjacent water collecting wells are connected through drainage open ditches, the water collecting wells and the drainage open ditches are arranged below the road surface of the highway superhigh section, and the water collecting wells are all connected with transverse drainage pipes, the transverse drainage pipes are embedded in the highway superhigh section, and the transverse drainage pipes are connected with the roadbed drainage ditch. The application has the effect of facilitating drainage outside the middle separation belt of the highway superhigh section.
Owner:GUANGDONG YUELUKANCHA DESIGN CO LTD

Battery pack and vehicle

The present invention proposes a battery pack and a vehicle having the battery pack, wherein the battery pack includes a box body and a water-absorbing pad, wherein a accommodating space is formed inside the box body, a guide channel is provided on the box body, and the water-absorbing pad is provided in the accommodating space, wherein the water-absorbing pad is used to absorb moisture in the accommodating space, wherein the water-absorbing pad extends to the guide channel so that the moisture absorbed by the water-absorbing pad can be discharged into the guide channel, and wherein the guide channel is used to guide the moisture to a predetermined position, thereby reducing the humidity in the accommodating space, reducing water accumulation, preventing the battery pack from having an internal short circuit due to water accumulation, and improving the safety of the vehicle.
Owner:BYD CO LTD

Dish rack and dish washing machine

ActiveCN224099319UEffective positioning of shakingConducive to edgingTableware washing/rinsing machine detailsStructural engineeringWater leak
A dish rack comprises a dish basket and a supporting device arranged on the dish basket, and is characterized in that the dish basket is provided with a limiting area for placing high and long handle type tableware, the supporting device is arranged in the limiting area, the supporting device comprises a base and a supporting rod, and the base is arranged on the dish basket; the supporting rod is arranged on the base in a lifting mode and used for raising the long-handle tableware. Furthermore, the bowl basket is surrounded by metal wires, water leakage gaps are formed among the metal wires, and the base is detachably arranged on one of the metal wires. The utility model further discloses the dish washing machine. Shaking of a cleaning object in the cleaning process can be effectively positioned through cooperation of the supporting device and the limiting area; accumulated water can be reduced after the long-handle tableware is heightened; the appropriate height of the supporting device can be selected according to tableware of different specifications, and edge lapping and placing of the tableware to be cleaned are facilitated.
Owner:NINGBO FOTILE KITCHEN WARE CO LTD

Waterproof roadbed

The utility model relates to the technical field of roadbeds, and provides a waterproof roadbed which comprises a foundation, an isolation belt is arranged at the top of the foundation and made of waterproof concrete, a roadbed body is arranged in the isolation belt, a gravel layer is arranged on the bottom side of the inner wall of the roadbed body, a base layer is arranged at the top of the gravel layer, and a waterproof layer is arranged on the base layer. The base layer is made of cement concrete, a plurality of reinforcing ribs are arranged in the base layer, the reinforcing ribs are made of steel bars, a first bonding layer is arranged at the top of the base layer, the first bonding layer is made of asphalt cement, and a waterproof layer is arranged at the top of the first bonding layer. By arranging the isolation belt made of the waterproof concrete material and the waterproof layer made of the polymer geomembrane material, water and pollutants in the foundation can be effectively prevented from permeating to the pavement, the pavement structure is protected against the influence of foundation erosion, and the service life of the pavement is prolonged.
Owner:NINGXIA CHENGTONG CONSTR ENG CO LTD

Resource recycling full-permeable asphalt pavement structure

The invention provides a resource recycling full-permeable asphalt pavement structure, and relates to the field of asphalt pavement structures. The resource recycling full-permeable asphalt pavement structure comprises a soil matrix, a stabilizing layer is fixedly connected to the upper side of the soil matrix, a plurality of arc-shaped grooves are formed in the outer side of the stabilizing layer, water collecting pipes are arranged on the inner sides of the arc-shaped grooves, and a plurality of fixing pipes are fixedly connected to the upper sides of the water collecting pipes; branch pipes are fixedly connected to the upper ends of the multiple fixing pipes, multiple water permeable holes are formed in the outer sides of the branch pipes, a water permeable layer is fixedly connected to the upper side of the stabilizing layer, and a reinforcing layer is fixedly connected to the upper side of the water permeable layer. By arranging the stabilizing layer, the permeable layer, the reinforcing layer, the branch pipes, the water collecting layer and the permeable holes, the water permeability of the asphalt pavement is conveniently improved, accumulated water on the asphalt pavement is conveniently reduced, rainwater is intensively drained, automobile accidents on the pavement are avoided, and the safety of the pavement is improved.
Owner:HUITONG ROAD & BRIDGE CONSTR GROUP

Lens cleaning and draining rack device

This utility model relates to the technical field of lens manufacturing equipment, and discloses a lens cleaning and draining dustproof rack device, including a water receiving box. Multiple weighted base blocks are fixedly connected to the lower surface of the water receiving box. Multiple water guiding platforms are fixedly connected to the bottom of the inner wall of the water receiving box to guide water flow. Connecting blocks are fixedly connected to both sides of the water guiding platforms. A horizontal plate is fixedly connected to one side of each connecting block, and multiple baffles are fixedly connected to one side of the horizontal plate. This utility model uses a transparent shell with ventilation holes and a dustproof net, combined with an opening door that allows for top opening, to easily block external dust and simplify the placement and removal of lenses. The outer and inner baffles limit the transparent shell, and the locking and unlocking structure, consisting of locking blocks and locking grooves, can quickly lock and unlock the transparent shell, stably fixing it and facilitating disassembly, maintenance, and cleaning. Multiple support bars and baffles, combined with the water guiding platforms, can accommodate multiple optical lenses of the same specification and guide water flow for rapid drainage.
Owner:常州启元光学有限公司

Novel impregnated paper laminated solid wood composite floor

The utility model discloses a novel impregnated paper layer solid wood composite floor which comprises a floor body, the floor body comprises a wear-resistant layer, an impregnated paper layer, a buffer layer, a base material layer and a balance layer which are distributed from top to bottom and laminated and attached, the base material layer comprises a plurality of base plates which are mutually attached, the number of the base plates is seven, and among the seven base plates from top to bottom, the number of the base plates is larger than the number of the base plates. The texture directions of the floor body are longitudinal, transverse, longitudinal, transverse, longitudinal, transverse and longitudinal in sequence, lock catch structures are arranged on the peripheral sides of the floor body, and waterproof layers are arranged on the peripheral side vertical faces of the floor body. The waterproof layers are arranged on the four side vertical faces of the floor body, the sealing edges of the floor body are wrapped, water seepage at the abutted seams of the floor can be avoided, moisture absorption of the floor is blocked, and the waterproof performance of the floor is greatly improved.
Owner:BAROQUE WOOD IND ZHONGSHAN CO LTD

A drainage system for indoor cable trenches

This utility model provides a drainage facility for indoor cable trenches. An indoor drainage pit is dug under one end of the cable trench in the power distribution room. A submersible pump is installed in the indoor drainage pit, which is connected to an outdoor drainage ditch via a drainage pipe. Water accumulated in the indoor drainage pit is discharged to the outdoor drainage ditch through the submersible pump and the drainage pipe. The advantages of this utility model are: it greatly reduces the problem of water accumulation in cable trenches, and lowers the risk of power outages or personal safety hazards caused by water accumulation in cable trenches.
Owner:POWERCHINA HUADONG ENG CORP LTD +1

A mop bucket with a punched water guide groove

ActiveCN224412707UReduce the burden of installation operationsprevent slippingControl switchIndustrial engineering
The utility model relates to mop pool technical field, concretely discloses a mop pool with punch water guide groove at drain outlet, which comprises: pool body, the top surface fixed mounting of pool body has the inclined plate, one side fixed mounting of inclined plate has the side plate, the inner bottom middle part of pool body is provided with the through groove, and the through groove inner wall is installed with the table control type sewer, one side fixed mounting of side plate has the control switch, and the control switch is connected with table control type sewer through the connecting line electricity, one side of table control type sewer lower extreme is connected with the discharge pipe, the utility model does not need personnel to use screw rod and nut fastener, avoids the problem that screw rod nut fastener slips silk because of water and other factors, reduces personnel installation operation burden, improves the convenience of installation and replacement of different adaptive fixing frame, gives consideration to drainage efficiency, operation convenience and accessory expansibility, enhances the practicality of mop pool.
Owner:SHANDONG SMIC KITCHEN EQUIPMENT CO LTD

Instrument disinfecting and draining rack

The utility model discloses an instrument disinfection draining rack which comprises a box body, a plurality of draining racks arranged on the inner side of the box body, a plurality of water collecting boxes fixedly arranged on the inner side wall of the box body, a plurality of drain pipes fixedly arranged on the outer side wall of the box body, a same water outlet pipe fixedly arranged at one ends of the plurality of drain pipes, and an air heater fixedly arranged at the top of the box body. An L-shaped air outlet pipe is fixedly arranged on one side of the air heater, a plurality of branch pipes are fixedly arranged on the L-shaped air outlet pipe, and the ends, away from the L-shaped air outlet pipe, of the branch pipes penetrate through the side wall of the box body and are fixedly provided with air outlet plates. The disinfected to-be-drained medical instruments are placed on the draining frame, water drops on the surfaces of the medical instruments flow out through the water leakage holes in the bottom of the draining frame, fall into the water collecting box below, flow into the water drainage pipe through the water drainage opening, flow into the water outlet pipe through the water drainage pipe and are drained through the water outlet pipe, and accumulated water in the water collecting box is reduced; and water on the surfaces of the medical instruments can be conveniently dried, and the multiple draining frames do not influence one another.
Owner:903 HOSPITAL OF THE JOINT LOGISTICS SUPPORT FORCE OF THE PEOPLES LIBERATION ARMY OF CHINA

A method and system for dumper operation in rainy season

This invention discloses a method and system for unloading trucks using a tippler during rainy season operations. The method includes: activating the rainy season operation mode switch on the main control panel, causing the tippler to enter rainy season operation mode; acquiring a trigger signal from a proximity sensor located on the platform in front of the tippler's curved track; sending a trigger signal to the PLC control system when the truck bed is detected to have rotated to a set angle for drainage, and controlling the truck bed to drain water for a set duration based on the received trigger signal; after drainage is completed, controlling the tippler to continue rotating and acquiring trigger signals from the proximity sensor; and controlling the tippler to sequentially perform preset unloading operations when the truck beds are detected to have rotated to preset angles. This invention effectively reduces water accumulation in the truck bed, lowers the moisture content of the material to be unloaded, and enables normal unloading operations in rainy season environments.
Owner:WUHAN IRON & STEEL GRP ECHENG IRON & STEEL CO LTD

Battery pack and lamp panel separated box body

The utility model discloses a battery pack and lamp panel separated box body which comprises a box body, the box body comprises a battery pack box body used for installing a battery pack and a lamp panel box body used for installing a lamp panel, the battery pack box body and the lamp panel box body are independently separated from each other, the lamp panel box body is located above the battery pack box body, and the lamp panel box body is located above the battery pack box body. The lamp panel box body is provided with a lamp panel groove used for installing a lamp panel. According to the box body with the battery pack and the lamp panel separated, associated damage to the battery pack box body caused by water entering the lamp panel box body can be avoided, and the product replacement and maintenance cost is reduced.
Owner:SUZHOU LINGGUAN NEW ENERGY TECHNOLOGY CO LTD

Prefabricated box girder convenient to maintain

The utility model discloses a prefabricated box girder convenient to maintain, which belongs to the technical field of box girders, and comprises a main girder and flanges extending on two sides, a drainage groove is formed on the main girder close to the flanges, the drainage groove is provided with a drainage port, a filter plate is mounted at an opening of the drainage groove, and the filter plate is movably connected with the main girder through a connecting piece. And the filter plate is provided with a storage piece for collecting garbage. According to the prefabricated box girder convenient and fast to maintain, the influence of garbage on the speed of rainwater passing through the filter plate is reduced, the garbage capable of being borne by a drainage structure is increased, and then the probability of water accumulation is reduced.
Owner:FUJIAN JIETONG CONSTR ENG CO LTD

Foundation pit surrounding protection structure

The utility model relates to a foundation pit surrounding protection structure, and belongs to the field of foundation pit surrounding protection structures, the foundation pit surrounding protection structure comprises a plurality of stand columns, the stand columns are sequentially arranged on the periphery of a foundation pit, and one ends of the stand columns are inserted into the top face of the foundation pit. A first transverse rod is arranged between every two adjacent stand columns, and the first transverse rods are connected to the top ends of the stand columns. A dense-mesh net is arranged on one side of each stand column and covers all the stand columns and the first transverse rods, and the end, close to the top face of the foundation pit, of each dense-mesh net is connected with the top face of the foundation pit. The first cross rod is provided with a magnet, and the first cross rod and the dense mesh are fixed through the magnet. The stand column is provided with a plurality of fixing pieces, the fixing pieces are in a C shape and can be clamped to the surface of the stand column in the axis direction of the stand column, and the dense mesh is connected with the stand column. The method has the effects that the dense mesh structure is not damaged, and the stability of the enclosure structure is guaranteed.
Owner:HUIYANG GRP CO LTD

A backfill surface water diversion structure

This utility model discloses a water-diverting structure for backfill surfaces, belonging to the field of waterproofing and water-diverting technology. It includes a recessed groove with two ends, one of which is a drainage end; the bottom of the other end is higher than the bottom of the drainage end. This utility model addresses the problems of difficult construction of drainage channels on foamed cement surfaces in bathrooms and the non-standard structure of the drainage channels.
Owner:HUNAN FUMINLE BUILDING MATERIALS TECH DEV CO LTD

Bearing chamber structure, motor, motor assembling method and automobile

The invention provides a bearing chamber structure, a motor, a motor assembling method and an automobile, the bearing chamber structure comprises a first bearing chamber and a bearing pulling plate, the bearing pulling plate is used for applying force to a first bearing installed in the first bearing chamber so as to enable the first bearing to abut against the bottom surface of the first bearing chamber; an opening is formed in one end of the first bearing chamber, the bearing pulling plate covers the opening, and a first via hole is formed in the bearing pulling plate; when the bearing chamber structure is applied to the motor, the bearing pulling plate can be arranged on a rotating shaft of the motor in a sleeving mode through the first via hole and is in sealing fit with the rotating shaft so as to separate the first bearing chamber from a motor cavity of the motor. The bearing pulling plate can effectively prevent air in the motor cavity from moving into the first bearing chamber, the phenomenon that condensation is formed in the first bearing chamber due to cold and hot crossing is avoided, and therefore the condensation phenomenon in the first bearing chamber can be reduced, and accumulated water in the first bearing chamber is reduced.
Owner:GREE ELECTRIC APPLIANCE INC OF ZHUHAI

Seedling storage equipment with temperature adjusting structure for seedling culture

The invention discloses seedling storage equipment with a temperature adjusting structure for seedling culture, and relates to the technical field of seedling turnover storage equipment. The seedling storage equipment with the temperature adjusting structure aims at solving the problems that the temporary storage temperature of a traditional shading ventilation or storehouse fluctuates along with the environment, the temperature difference between the upper portion and the lower portion in a cabinet is large, and condensed water is accumulated. A main box body and a box door form a storage cavity, a seedling tray, a heat exchange assembly and a circulating fan are arranged in the storage cavity, and a condenser is arranged on the outer side of the storage cavity; the temperature sensor and the control module are matched with a temperature control adjusting piece on the control panel and the display module to form closed-loop temperature adjustment; the bottom is provided with the water collecting tray and communicated with the water outlet, and universal wheels are arranged to facilitate movement. The structure can stably refrigerate according to the set temperature and promote air circulation to be uniform in temperature, and meanwhile condensed water is discharged in a centralized mode, so that the seedling storage consistency and sanitation are improved.
Owner:顾梅霞

An installation structure for a vibrating feeder weighing module

This utility model discloses an installation structure for a weighing module of an oscillating feeder, belonging to the technical field of yeast production equipment. The installation structure includes an oscillating feeder and a weighing module. The oscillating feeder includes an oscillating table and a bottom support. The weighing module is fixed to the support via a detachable installation structure. The weighing module includes a sealed metal housing with sealant at the cable interfaces on both sides. A through-type inclined heat dissipation channel is provided on the housing. This utility model, through its dovetail groove and threaded rod installation structure, allows for horizontal sliding adjustment of the weighing module's installation position and angle, or equipment replacement, without the need for opening holes in the support. Lateral installation reduces water accumulation near the weighing module after cleaning, minimizing the impact of moisture on the module. The sealant at the cable interfaces isolates the inside and outside of the housing, preventing the entry of humid air and water, maintaining dryness inside the housing, ensuring stable weighing data, and reducing the frequency of circuit board repairs.
Owner:ANGEL YEAST (SUIXIAN) CO LTD

Roof gutter structure

The application discloses a roof downspout structure and relates to the technical field of anti-seepage equipment. The roof downspout structure comprises a downspout, a water absorption part, an extrusion plate, a water collecting box and a control assembly. The extrusion plate is arranged on the top of the water absorption part. The water collecting box is slid up and down in the downspout hole. Before the water collecting box is filled with water flow, the control assembly controls the water collecting box to be close to the downspout hole. After the water collecting box is filled with water flow, the control assembly controls the water collecting box to slide downward. When the water collecting box slides downward, a power assembly drives the extrusion plate to extrude the water absorption part. A sealing plate is arranged on the bottom of the water collecting cavity and is used for opening or closing the cavity opening. After the extrusion plate extrudes the water absorption part, a driving assembly drives the sealing plate to open the cavity opening on the bottom of the water collecting cavity. After the water flow in the water collecting box is discharged, the power assembly drives the water collecting box to move upward. When the water collecting box moves upward, the driving assembly drives the sealing plate to close the cavity opening on the bottom of the water collecting cavity. The roof downspout structure can discharge the accumulated water on the waterproof layer and reduce the possibility of leakage of the waterproof layer.
Owner:FUJIAN JIMAOYUAN CONSTR ENG CO LTD

Urban drainage structure convenient to overhaul

The urban drainage structure comprises a drainage pipeline arranged underground, an inspection well arranged underground and a sealing layer arranged on the road surface, a first connecting port and a second connecting port are formed in the two sides of the inspection well, the first connecting port and the second connecting port are both connected with the drainage pipeline, the first connecting port is used for water inflow, and the second connecting port is used for water drainage. The second connecting port is used for discharging water; the sealing layer is located on the top face of the inspection well, a movable cavity is formed in the inspection well, an inspection opening is formed in the sealing layer and communicated with the movable cavity, and a sealing well lid is arranged at the inspection opening. A plurality of stepping protrusions are arranged on the cavity wall of the movable cavity, the stepping protrusions are arranged at equal intervals in the vertical direction, and the inspection opening is located over the stepping protrusions. The device has the effect of conveniently entering the drainage pipeline for overhauling, and the overhauling cost is low.
Owner:李仁方

Road drainage structure

The utility model discloses a road drainage structure, and belongs to the technical field of road drainage. The drainage structure comprises a road surface; the drainage channel is formed in the edge of the road surface; the cover plate is arranged on the drainage channel in a covering manner and is flush with the road surface; drainage holes are formed in the drainage plates, the drainage plates cover the drainage channels, and the drainage plates and the cover plates are arranged in a staggered mode; and the elastic piece supports the drainage plate to be flush with the road surface. The technical problem that an existing road drainage structure generally conducts quantitative drainage, the drainage speed cannot be changed according to the accumulated water amount, and therefore rapid drainage cannot be conducted when the accumulated water amount is large is solved.
Owner:QINGDAO URBAN CONSTR DESIGN & RES INST CO LTD

Cooling water recovery device for mechanical seal of condensate pump

The invention relates to a condensate pump mechanical seal cooling water recovery device which comprises a water tank, a water pump and a water seal assembly, the water tank is provided with a drainage pipe and a water outlet pipe, the drainage pipe is used for being communicated with a cavity of a condensate pump, the water outlet pipe is located at one end of the water tank in the preset direction, and the water pump is arranged on the water outlet pipe. The water seal assembly is provided with a water inlet and a water outlet, and the water inlet is communicated with the water outlet pipe. According to the condensate pump mechanical seal cooling water recycling device, recycling of cooling water overflowing from the condensate pump is achieved, waste of water resources is avoided, the investment cost of a power plant on demineralized water can be reduced, the problems of pump pit water accumulation, equipment corrosion and the like are reduced, meanwhile, the water seal assembly has the good vacuum maintaining and sealing effects, and the service life of the water seal assembly is prolonged. Air can be prevented from permeating into a cooling water flowing path from the drainage pipe to the water seal device, and the vacuum degree of the condensate pump in an unused state is guaranteed.
Owner:INNER MONGOLIA SHANGDU SECOND POWER GENERATION CO LTD

A high-strength ecological and environmentally friendly permeable brick and its preparation method

The invention discloses a high-strength eco-friendly permeable brick and a preparation method thereof, and relates to the technical field of permeable bricks. The eco-friendly permeable brick comprises the following raw materials in parts by weight: quartz sand: 80-100 parts, cement: 10-15 parts, deionized water: 30-50 parts, filler: 10-12 parts, defoamer: 2-5 parts, adhesive: 5-10 parts. The invention prepares a first-generation polymer by reacting urotropine and tromethamine, and then the first-generation polymer reacts with isocyanate-2-chloro-6-methylphenyl ester to prepare intermediate 1, and then intermediate 1 is reacted with bisphenol A epoxy resin to prepare intermediate 2, and finally γ-aminopropyltriethoxysilane is grafted onto intermediate 2 to prepare adhesive. The eco-friendly permeable brick prepared by the invention has good mechanical strength, water permeability and wear resistance.
Owner:SHANDONG ZHAOHE ENVIRONMENTAL PROTECTION BUILDING MATERIALS CO LTD

Hydrophobic structure for basement

The utility model provides a drainage structure for a basement. The drainage structure comprises a base layer, a concrete layer, a drainage device and a drainage layer. According to the drainage structure for the basement, the drainage layer and the drainage device are arranged, base plate seepage water in the basement is guided to the water collecting pit and drained in time, water prevention and drainage are combined, the problem of water accumulation in the basement is effectively solved, and normal use of the basement is kept. The drainage layer is simple and practical in structure, the drainage layer is connected with the base layer through the first bolts, the other end of the drainage layer extends into the sump, the drainage plates are arranged in multiple sets, the adjacent drainage plates are in lap joint, water flow can be smoothly guided to the sump, the double-face joint strips on the top face of the base layer are connected with the drainage plates in a pasted mode, and it is guaranteed that the water flow cannot leak or permeate into other areas. The use effect of the basement is improved through the effective drainage and drainage functions. The hydrophobic layer is filled with the concrete layer, the use function of the upper surface layer is guaranteed, and the drainage plate can quickly and effectively guide out seepage water of the base layer.
Owner:JIANGXI THE FIRST CONSTR ENG CORP

Kitchen ware disinfection cabinet with dust-proof and water-accumulation-proof structure

The utility model discloses a kitchenware disinfection cabinet with a dust-proof and water-accumulation-proof structure, which belongs to the technical field of kitchenware disinfection, and comprises a cabinet body, a drainage tank is arranged in the cabinet body close to the bottom end, one end of the drainage tank is fixedly connected with a water outlet pipe, and the other end of the drainage tank is fixedly connected with a water outlet pipe. The disinfection cabinet comprises a water outlet pipe, an opening and closing valve is arranged on the outer side of the water outlet pipe, one end of the opening and closing valve is fixedly connected with a fixing cylinder, a sealing mechanism is arranged in the water outlet pipe, and a filter screen is fixedly connected to the middle of the interior of the fixing cylinder. And the sealing assembly is arranged, so that the water outlet pipeline is in a sealed state during impurity filtering and cleaning work, the situation that dust and impurities permeate into the disinfection cabinet is reduced, and the sealing and dustproof effects of the disinfection cabinet are improved.
Owner:FUJIAN JIACHU KITCHEN UTENSILS CO LTD