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58results about How to "Realize assembly and disassembly" patented technology

Stokehole automatic temperature measuring and/or sampling method of steelmaking converter molten steel

The invention relates to a stokehole automatic temperature measuring and / or sampling method of steelmaking converter molten steel. The method includes the steps that a steelmaking converter stokeholeautomatic temperature measuring and sampling system is adopted for temperature measuring and / or sampling, and the system comprises a stokehole automatic temperature measuring and sampling part, an automatic sleeve dismounting and mounting part and a system electronic control part; the automatic sleeve dismounting and mounting part is composed of a robot and tongs thereof, a sleeve magazine, a molten steel sample and waste sleeve collecting bin and a machine vision system; and the machine vision system measures the actual position of the head of a temperature measuring gun and / or a sampling gun, the deformation of the head of the temperature measuring gun and / or the sampling gun is calculated through preset coordinate comparison of the temperature measuring gun and / or the sampling gun, thedeformation is provided for the robot, and therefore the robot can control the displacement of the tongs according to the deformation to accurately mount various sleeves. During automatic temperaturemeasuring and sampling, a converter is turned over to a certain angle for temperature measuring and sampling, and it is avoided that traditional automatic temperature measuring is completed through vertical insertion from a fire hole.
Owner:中国机械总院集团海西(福建)分院有限公司

Tubular holder for holding tail end of mechanical arm of holding bone drill

The invention relates to a tubular holder for holding a tail end of a mechanical arm of a bone drill. The tubular holder comprises a main holding pipe, an opening snap ring, a locking sleeve and a plurality of cone-shaped holding blocks, wherein the holding pipe is arranged at the tail end of the mechanical arm; the opening snap ring is positioned in the middle outside the main holding pipe; the locking sleeve is sleeved at a tail end of the outer part of the main holding pipe, the plurality of cone-shaped holding blocks are respectively positioned in holding block holes arranged at the tail end of the outer part of the main holing pipe and are arranged in the locking sleeve. The tubular holder can not only have the positioning function along the axial line of the tubular holder, but alsoensure that the axial line of the bone drill is consistent with the axial line of the holder all the time, thereby realizing the accurate repeated positioning of the bone drill after disassembly and assembly at one time; in addition, the tubular holder also has the characteristics that the operation is simple, the structure is compact, the holding force is small, the holding is reliable, etc.
Owner:SHENYANG INST OF AUTOMATION - CHINESE ACAD OF SCI

Pole-climbing robot

The invention relates to a pole-climbing robot. The pole-climbing robot comprises at least two climbing blocks, a flexible hooping piece and a tightening driving device, wherein the at least two climbing blocks are used for being distributed in the circumferential direction of a pole piece to be clamped, climbing wheels are arranged on the sides, which face the pole piece, of the climbing blocks,at least one climbing wheel is a driving wheel, and the driving wheel is in transmission connection with a wheel driving mechanism; a guiding telescopic structure is arranged between any two adjacentclimbing blocks and used for guiding the two corresponding climbing blocks to get close to each other in the opposite direction to press the pole piece and guiding the two corresponding climbing blocks to get away from each other in the opposite direction to release the pole piece; the flexible hooping piece extends in the distribution circumferential direction of all the climbing blocks, the flexible hooping piece is hooped on all the climbing blocks during tensioning, the tensioned flexible hooping piece applies hooping acting force to all the climbing blocks to drive all the climbing blocksto get close to each other, and then the climbing wheels of all the climbing blocks are pressed on the pole piece; and the tightening driving device is arranged on the corresponding climbing blocks and is in transmission connection with the flexible hooping piece so as to be used for tensioning the flexible hooping piece.
Owner:临颍县爬杆机器人有限公司

Cultivation column and vertical water cultivation planting equipment

The invention provides a cultivation column and vertical water cultivation planting equipment comprising the cultivation column. The cultivation column comprises a columnar support and a plurality ofplanting baskets, wherein at least one planting groove arranged in the length direction of the columnar support is formed in the columnar support, an opening of each planting groove is formed in the side wall of the columnar support, the plurality of planting baskets are detachably arranged in the at least one planting groove in a vertical array; yield opening corresponding to the first side wallof the opening of each planting groove is formed in each planting basket to allow plants to expose; a feeding opening is formed in the top of each planting basket, the section of a bottom plate adoptsa V-shaped structure, a water leaking hole is formed in the bottom plate, and a nutrient solution drips from the top of the columnar support, enters the planting basket from the feeding openings of the planting baskets and flows to the planting baskets on the lower side from the water leaking hole of the bottom plate.
Owner:BABALA XIAMEN AGRI TECH CO LTD

Overwater suspension cable trestle capable of being used for pumping concrete and construction method and application thereof

ActiveCN104060545AOvercome the problem of not being able to cross the main channel with a higher channel levelOvercome navigable class restrictionsSuspension bridgeBridge erection/assemblyBattenTower
The invention discloses an overwater suspension cable trestle capable of being used for pumping concrete and a construction method and the application of the overwater suspension cable trestle and belongs to the field of bridge construction. The overwater suspension cable trestle comprises Bailey trestle bodies located on the two sides of a navigation hole, a suspension cable trestle body stretching across the navigation hole and connected with the Bailey trestle bodies on the two sides and a concrete pumping pipe installed along the suspension cable trestle body. The construction method of the overwater suspension cable trestle sequentially comprises the following steps that tower column structures and ground anchors are constructed, and cable saddles are installed; main cables, cable clamps and adjustable suspension rods are arranged and installed, and the main cables are transported; the main cables are erected and a line shape is controlled; step battens and a steel wire net face are installed, and the line shape is adjusted; the concrete pumping pipe is installed. The overwater suspension cable trestle capable of being used for pumping concrete is applied to construction of a bridge which stretches across a river or a sea, wherein the navigation clear width is not smaller than 80 m, and the class of waterway is higher than the III glass. According to the overwater suspension cable trestle capable of being used for pumping concrete, it can be guaranteed that the structure is stable, economical performance is high, the construction cost is low, the construction of the structure is convenient and rapid and limitation of the glass of the waterway can be broken through. The overwater suspension cable trestle can be used for pumping concrete.
Owner:CCCC SHEC FOURTH ENG +1

Water surface floating object salvage device for unmanned ships

The invention discloses a water surface floating object salvage device for unmanned ships. The salvage device comprises two side plates which are symmetrically installed, a conveyor belt mechanism which is installed on the bottoms of the two side plates, and a salvage knife mechanism which is movably hinged to the top of the two side plates with adjustable angles; outer sides of the two side plates are movably hinged to a deck of an unmanned ship through a ship board connecting mechanism with adjustable angles. The device overcomes the defects of low salvage efficiency of common surface salvage devices, poor salvage effect for some floating objects, inconvenience in dismantling and assembling, poor adaptability and so on, and provides an effective and practical salvage device for floatingobjects and a good modular function addition for unmanned ships.
Owner:SOUTH CHINA UNIV OF TECH

Pipe gallery supporting structure based on urban underground pipe gallery

The invention relates to a pipe gallery supporting structure based on an urban underground pipe gallery. The pipe gallery supporting structure is mainly formed by combining an inner mold trolley and an outer mold trolley; the structure is characterized in that a steel mold is connected with a trolley portal through a cross beam, a side longitudinal beam and a steel truss, walking wheels and a walking rail are arranged on the bottom of each trolley, when the steel mold is mounted, a spiral screw is adopted for reinforcing after hydraulic jacking, according to the pipe gallery supporting structure, a steel pipe supporting frame in a conventional mold plate system is converted into a whole steel truss, meanwhile, the large steel mold is suspended, a hydraulic system and a walking system are arranged, and whole mounting and whole dismounting can be achieved; the walking wheels and the rail are arranged on the lower portion of the trolley portal, under the mold dismounting state, it is ensured that the trolley steel mold system can walk wholly, the pipe gallery supporting structure meets the quality need, the number of site mold plate supporting service workers is greatly reduced, the circulation material transfer and mold supporting time is shortened, and the construction period is saved.
Owner:THE SECOND CONSTR ENG CO LTD OF CHINA CONSTR THIRD ENG BUREAU

Mobile electronic equipment support connecting mechanism

The invention discloses a mobile electronic equipment support connecting mechanism, and belongs to the field of supports. The mobile electronic equipment bracket connecting mechanism comprises a support main body and a back clamping device used for clamping mobile electronic equipment. A first magnetic connecting assembly is arranged on the support main body, and a second magnetic connecting assembly is arranged on the back clamping device. The first magnetic connecting assembly and the second magnetic connecting assembly enable the support main body and the back clamping device to be fixedly connected through magnetic connection. The mobile electronic equipment support connecting mechanism is simple in structure, easy to manufacture and assemble, and simple in usage and operations.
Owner:DONGGUAN MEIZHIZUN ELECTRONICS TECH

Rice flour preparation device

The invention discloses a rice flour preparation device which is characterized in that a heating device is composed of a heating cylinder, an electromagnetic heating coil and an insulation cover; a heat storage cavity which surrounds a material extrusion channel and is filled with heat conduction oil is arranged in the heating cylinder; the insulation cover is arranged at the periphery of the heating cylinder, and the electromagnetic heating coil is arranged in a heating cavity formed between the insulation cover and the heating cylinder; a spiral material extrusion rod extends into the material extrusion channel from the right side of the heating cylinder; and a rice flour forming assembly is arranged at the left end of the heating cylinder and is communicated with the material extrusion channel. The rice flour preparation device has the advantages of compact and scientific structure, safe and reliable work, long service life, short production cycle and high degree of automation, and the produced rice flour is safe and guaranteed; the rice flour preparation device has the characteristics of small volume, small production site occupation area, energy saving and environmental protection, and is convenient and fast to maintain, very convenient to assemble, disassemble and clean and convenient to operate; and furthermore, the processed rice flour is high in degree of curing, the vermicelli is fine and uniform, has good toughness, is not easy to break, is smooth and delicate and has good taste, and the produced flour is not sticky.
Owner:广东名得科技有限公司

Arrayed incoming-line four-way type device for fast assembling and disassembling ammeter in non-outage way

The invention discloses an arrayed incoming-line four-way type device for fast assembling and disassembling an ammeter in a non-outage way. The device comprises an insulated fixed base, a conductive bracket, a conductive incoming line connector, a conductive outgoing line connector and a wiring bar. With the adoption of the arrayed incoming-line four-way type device for fast assembling and disassembling the ammeter in the non-outage way, the assembly and disassembly of the ammeter can be realized on the condition of not interrupting a power supply, the outage cost caused by the assembly and disassembly operations carried out only under the power outage condition in the prior art is greatly saved, the inconvenience brought to customers is also reduced, and the power supply quality is improved.
Owner:STATE GRID CORP OF CHINA +5

Suspension trestle on water that can be used for pumping concrete and its construction method and application

The invention discloses an overwater suspension cable trestle capable of being used for pumping concrete and a construction method and the application of the overwater suspension cable trestle and belongs to the field of bridge construction. The overwater suspension cable trestle comprises Bailey trestle bodies located on the two sides of a navigation hole, a suspension cable trestle body stretching across the navigation hole and connected with the Bailey trestle bodies on the two sides and a concrete pumping pipe installed along the suspension cable trestle body. The construction method of the overwater suspension cable trestle sequentially comprises the following steps that tower column structures and ground anchors are constructed, and cable saddles are installed; main cables, cable clamps and adjustable suspension rods are arranged and installed, and the main cables are transported; the main cables are erected and a line shape is controlled; step battens and a steel wire net face are installed, and the line shape is adjusted; the concrete pumping pipe is installed. The overwater suspension cable trestle capable of being used for pumping concrete is applied to construction of a bridge which stretches across a river or a sea, wherein the navigation clear width is not smaller than 80 m, and the class of waterway is higher than the III glass. According to the overwater suspension cable trestle capable of being used for pumping concrete, it can be guaranteed that the structure is stable, economical performance is high, the construction cost is low, the construction of the structure is convenient and rapid and limitation of the glass of the waterway can be broken through. The overwater suspension cable trestle can be used for pumping concrete.
Owner:CCCC SHEC FOURTH ENG +1

Front and reverse face welding device

The invention discloses a front and reverse face welding device. The front and reverse face welding device is provided with a tin soldering assembly, a position changing assembly and a worktable; theposition changing assembly is provided with a rotating disc, a rotary driving mechanism, a turnover mechanism, a feeding and discharging station fixing mechanism and a welding station turnover drivingmechanism; the turnover mechanism is arranged on the rotating disc, the feeding and discharging station fixing mechanism is composed of a feeding and discharging station pressing head and a feeding and discharging station fixing frame, the welding station turnover driving mechanism is composed of a welding station pressing head, a welding station rotary power device and a welding station fixing frame, the rotary driving mechanism can drive the rotating disc and the turnover mechanism to rotate together, and a feeding and discharging station and a welding station are arranged on the rotary path of the turnover mechanism. Feeding, front face welding, reverse face welding and discharging of welded products can be achieved, stability and quality consistency of front and reverse face tin welding can be improved, efficiency and quality of front and reverse face welding can be improved, and the welding device has the advantages of being simple and reliable in structure and stable in running.
Owner:GAC COMPONENT CO LTD

D-shaped bolt U-shaped pipe high-pressure heat exchanger

The invention discloses a D-shaped bolt U-shaped pipe high-pressure heat exchanger. The D-shaped bolt U-shaped pipe high-pressure heat exchanger is mainly used for solving the problem existing in an existing bolt flange type heat exchanger, an existing omega sealing ring heat exchanger, an existing screw locking ring heat exchanger and an existing diaphragm seal heat exchanger. A flat deck roof (3) is arranged at the end portion of a pipe chamber cylinder (13), and the pipe chamber cylinder (13) is connected with the flat deck roof (3) through a round of eccentrically and uniformly distributed D-shaped bolts (7) to bear axial force. The D-shaped bolts (7) can be fixed into about 3 / 4 threaded holes of the flat deck roof or the end portion of the pipe chamber cylinder, and an outer sealing gasket (12) can select a winding gasket or a wave tooth composite gasket or a stainless steel C-shaped sealing ring. Inner ring compression bolts (6) and outer ring compression bolts (8) are arranged on the flat deck roof, internal bolts (29) are arranged in grooves of the pipe chamber cylinder, both the inner ring compression bolts and the internal bolts can provide sealing force for an inner sealing gasket (19), and the outer ring compression bolts provide sealing force for the outer sealing gasket. The D-shaped bolt U-shaped pipe high-pressure heat exchanger is mainly used for the heat exchange process of petroleum refining hydro-treatment technology.
Owner:BEIJING UNIV OF CHEM TECH

Combined detachable chair leg

PendingCN111631547AGood load-bearing performanceSimplify the assembly processStoolsChairsEngineeringPhysical therapy
A combined detachable chair leg comprises a middle disc seat and five single-foot connecting seats, and the five single-foot connecting seats are connected to the circumference of the middle disc seatand are uniformly distributed in the circumferential direction; the upper surface of each single-foot connecting seat is provided with an avoiding inclined plane and a matching inclined plane I whichare sequentially connected from outside to inside; the combined detachable chair leg also comprises five overturning assembly single feet in one-to-one correspondence with the single-foot connectingseats; matched inclined planes II are arranged on the inner walls of the upper sides of the ends, close to the single-foot connecting seats, of the overturning assembly single feet; an inner axial locking structure is arranged between the end, close to the middle disc seat, of each single-foot connecting seat and the end, close to the single-foot connecting seat, of the corresponding overturning assembly single foot, and when the overturning assembly single feet overturn upwards to enable the matching inclined planes I to be matched with the matching inclined planes II, the overturning assembly single feet can be limited from moving towards the side of the middle disc seat excessively in the axial direction of the single-foot connecting seats by inner axial locking structure, and an outeraxial concave-convex locking structure for preventing the corresponding overturning assembly single foot from being separated outwards along the axial direction of the corresponding single-foot connecting seat is arranged between one end, far away from the middle disc seat, of the lower surface of each single foot connecting seat and the lower side edge of the corresponding overturning assembly single foot.
Owner:李晨欢

Slide fastener type hinge

The invention discloses a slide fastener type hinge. The slide fastener type hinge includes a cup holder (1), a connecting arm (2) and a fixing base (3). The front end of the connecting arm (2) is inhub connection with the cup holder (1). The rear end of the connecting arm (2) covers the fixing base (3). The fixing base (3) is provided with a slide fastener (4) reciprocating back and forth. Any one of the middle and the rear ends of the connecting arm (2) is detachably and rotatably connected to the fixing base (3), and the other one is detachably fastened to the slide fastener (4). The fastening and separation of the connecting arm and the fixing base are realized by the back and forth reciprocating movement of the slide fastener, and so the assembly and disassembly of the connecting armand the fixing base are realized without screws and compared with rotation around an axis, the reciprocating movement of the slide fastener along a plane effectively realizes the flattening of the hinge and makes the structure of the hinge fine and compact.
Owner:GUANGDONG JUSEN HARDWARE PRECISION MFG

Low-pressure steam inlet structure of steam turbine

The invention discloses a low-pressure steam inlet structure of a steam turbine. The low-pressure steam inlet structure comprises a steam inlet cavity defined by a low-pressure steam inlet upper half part and a low low-pressure steam inlet lower half part. The steam inlet cavity is provided with a steam inlet. The low-pressure steam inlet structure is characterized in that a first-level steam extraction cavity is formed in the part, close to a first-level partition plate arranging position, of the steam inlet cavity; the first-level steam extraction cavity comprises a first-level steam extraction cavity upper half part and a first-level steam extraction cavity lower half part; the first-level steam extraction cavity upper half part is defined by an outer surrounding plate, a small-diameter partition surrounding plate and a small vertical flange; the first-level steam extraction cavity lower half part is composed of two arc plates, a vertical flange connected with a low-pressure cylinder lower half part bottom barrel, the low-pressure cylinder lower half part bottom barrel and an outer surrounding plate; and a steam extraction pipe position is reserved at the low-pressure cylinder lower half part bottom barrel. Compared with an original structure, the number of flange crotches is reduced in the structure, the number of split bolts, the number of manholes is reduced, and the structure is simple and compact.
Owner:DONGFANG TURBINE CO LTD

Wrench with limiting stopper

The invention relates to the technical field of power equipment and particularly discloses a wrench with a limiting stopper. The wrench is used for realizing the assembly and disassembly of a bolt anda nut and comprises the limiting stopper, a sliding sleeve assembly and a rotary wrench; the lower end of the limiting stopper is provided with a first limiting groove for inserting the nut; the sliding sleeve assembly comprises a rotating sleeve, a sliding block and a sliding adjusting rod, the rotating sleeve is rotatably connected with the upper end of the limiting stopper, the sliding block is positioned in the rotating sleeve, and the sliding adjusting rod is used for driving the sliding block to slide up and down; the bottom of the sliding block is provided with a second limiting groovefor inserting the head of the bolt; the first limiting groove and the second limiting groove are coaxial; and the rotary wrench is connected with the rotating sleeve and used for driving the slidingsleeve assembly to rotate around the axis of the first limiting groove relative to the limiting stopper. The wrench with the limiting stopper can solve the problem that the existing wrench is incapable of assembling and disassembling the bolt and the nut with one hand.
Owner:GUANGDONG POWER GRID CO LTD +1

Ground wire assembling and disassembling system and method

The invention belongs to the technical field of electric power overhaul, and discloses a ground wire assembling and disassembling system and method. The system comprises an unmanned plane with a camera; a telescopic assembly is mounted on the unmanned aerial vehicle; a metal hook is detachably connected to the telescopic assembly and can be driven by the telescopic assembly to move, and the metalhook is connected with a ground wire; an automatic tightening device is arranged at one end of the metal hook in a penetrating mode and can clamp a wire with the other end of the metal hook, and the wire is communicated with the ground wire through the metal hook; and a remote control device with the display screen is configured to remotely control actions of the unmanned aerial vehicle, the telescopic assembly and the automatic tightening device and receive image information shot by the camera. The unmanned aerial vehicle, the camera, the telescopic assembly and the automatic tightening device are controlled through the remote control device and the display screen, the metal hook connected with the ground wire is assembled and disassembled on the wire, assembly and disassembly of the ground wire are completed, maintainers do not need to assemble and disassemble the ground wire through an insulating operation rod or a climbing rod, the assembling and disassembling system and method areeasy to operate, and the risk of the maintainers for the ground wire is reduced.
Owner:广东电网有限责任公司韶关供电局

A box cover lock for disassembling and assembling a server case without tools

The invention discloses a box cover lock for disassembling and assembling a server case without tools, and belongs to the technical field of server case disassembling and assembling devices. The box cover lock comprises a fixed shell, a Drag block, an operation panel, a Connecting plate and a positioning column; the upper end surface of the fixed shell is opened; the fixed shell is arranged on oneside, close to the case body, of the case cover; the open end of the fixed shell is connected with the box cover; an inner cavity of the fixed shell is communicated with an operation hole of the boxcover; a positioning column sliding hole is formed in a bottom plate of the fixed shell; the positioning column sliding hole is matched with the positioning column; the positioning column is connectedwith the case body; the dragging block is in sliding connection with the fixed shell; The dragging block is provided with a positioning hole matched with the positioning column, the operation plate is arranged above the dragging block, one end of the operation plate is hinged to one end of the dragging block, the connecting plate is arranged at the hinged end of the operation plate and the dragging block, one end of the connecting plate is hinged to the middle of the operation plate, and the end, away from the operation plate, of the connecting plate is hinged to the side wall of the fixing shell. Tool-free assembly and disassembly of the case body and the case cover are realized, so that the server case is convenient, quick and labor-saving to assemble and disassemble.
Owner:ZHENGZHOU YUNHAI INFORMATION TECH CO LTD

Six-way type device for fast assembling and disassembling ammeter in non-outage way

The invention discloses a six-way type device for fast assembling and disassembling an ammeter in a non-outage way. The device comprises an insulated fixed base, a conductive bracket, a conductive incoming line connector, a conductive outgoing line connector and a wiring bar. With the adoption of the six-way type device for fast assembling and disassembling the ammeter in the non-outage way, the assembly and disassembly of the ammeter can be realized on the condition of not interrupting a power supply, the outage cost caused by the assembly and disassembly operations carried out only under the power outage condition in the prior art is greatly saved, the inconvenience brought to customers is also reduced, and the power supply quality is improved.
Owner:STATE GRID CORP OF CHINA +4

Filtering bottle

The invention discloses a filtering bottle. The filtering bottle comprises a bottle body, a filter element and a bottle cap, wherein the bottle body is provided with a containing space and an opening; the filter element is arranged in the containing space of the bottle body; the bottle cap is connected with the bottle body in an installation and detachment way, and is used for sealing the opening of the bottle body; the bottle cap and the bottle body are respectively provided with a circumferential wall; a plurality of first inserting grooves are arranged in the revolving wall surface of the first circumferential wall in an annular array way; a plurality of first inserting blocks are arranged on the revolving wall surface of the second circumferential wall in an annular array way; a first guide mechanism is arranged between an opening of each first inserting groove and the end of the corresponding first inserting block; the first circumferential wall and the second circumferential wall are sheathed, the first inserting blocks are inserted into the first inserting grooves, and the axial relative movement of the first circumferential wall and the second circumferential wall is limited under the matching action of the first inserting blocks and the first inserting grooves; an installation and detachment structure is arranged between the first circumferential wall and the second circumferential wall, and is used for limiting the relative rotation of the first circumferential wall and the second circumferential wall. The filtering bottle has the advantages that the installation and detachment are convenient, and the connection after installation and connection is firm.
Owner:达格玛(厦门)环保科技有限公司

Unmanned aerial vehicle target detection device

The invention relates to the technical field of unmanned aerial vehicles, in particular to an unmanned aerial vehicle target detection device which comprises an unmanned aerial vehicle body, a targetdetector and a connecting mechanism. The unmanned aerial vehicle body is provided with a mounting base, and the target detector is provided with a mounting groove. The connecting mechanism comprises afirst connecting piece, a second connecting piece and a first elastic piece, the second connecting piece is installed on the installation base, the second connecting piece is provided with a containing groove with an opening in the first end and a first connecting hole communicating with the containing groove and the second end of the second connecting piece, and the first connecting piece is movably connected to the first connecting hole; the first end of the first connecting piece is arranged in the containing groove, the first elastic piece is arranged on the first connecting piece in a sleeving mode and arranged in the containing groove, one end of the first elastic piece abuts against the first end of the first connecting piece, the other end of the first elastic piece abuts againstthe end wall of the containing groove, the first connecting piece penetrates through the installation groove, and the second end of the first connecting piece can abut against a target detector, so that the target detector is mounted on the mounting base.
Owner:GUILIN UNIV OF AEROSPACE TECH

Waterproof structure of roof parapet wall and construction method of waterproof structure

The invention relates to a waterproof structure of a roof parapet wall and a construction method of the waterproof structure. The waterproof structure comprises a parapet wall body, a mortar leveling layer coated on a roof matched with the parapet wall body, and a waterproof coiled material laid on the mortar leveling layer; a groove is formed in the side wall, located above the mortar leveling layer, of the parapet wall body, the top wall of the mortar leveling layer is flush with the bottom wall of the groove, and the corner of the top end of the mortar leveling layer is a round corner; and adhesive layers are arranged between the waterproof coiled material and the mortar leveling layer and between the waterproof coiled material and the groove, and pressing assemblies used for pressing the waterproof coiled material are arranged on the top wall and the side wall of the top end of the mortar leveling layer. The waterproof structure of the roof parapet wall has the beneficial effects that the paving flatness of the waterproof coiled material is enhanced, so that the possibility that the waterproof coiled material bulges is reduced, and then the waterproof performance of the waterproof structure of the parapet wall is improved.
Owner:NANJING KUNJIA WATERPROOF ANTICORROSIVE HEAT PRESERVATION ENG

A row-type incoming line five-way fast meter assembly and disassembly device without power failure

The invention discloses a row-type line-incoming five-way quick meter assembling and disassembling device with no need for cutting off a power supply. The device comprises an insulating fixing base, a conductive support, a conductive line-incoming connection element, a conductive line-outgoing connection element and a wiring bar. According to the row-type line-incoming five-way quick meter assembling and disassembling device, an electric energy meter can be assembled and disassembled with no need for cutting off the power supply, power failure loss caused by the situation that the power supply has to be cut off when the meter is to be assembled and disassembled and inconvenience brought to customers are greatly reduced, and power supply quality is improved.
Owner:STATE GRID CORP OF CHINA +5
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