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41results about How to "Overcoming connectivity" patented technology

Air conditioning swing mechanism and air conditioner

The invention discloses an air conditioning swing mechanism and an air conditioner. The swing mechanism comprises a motor, a swing blade assembly and connecting rods, wherein the swing blade assembly comprises a plurality of swing blades which are arranged at intervals along the same base line; the connecting rods are used for connecting the motor with the swing blades; each connecting rod comprises a first connecting rod section, a second connecting rod section and a third connecting rod section, the first connecting rod section is positioned on one side which is far from the motor, is parallel to the base line and is rotatably connected with the swing blades, one end of the second connecting rod section is in driving connection with the motor, the second connecting rod section is parallel to the first connecting rod section in a dislocated mode, and the third connecting rod section is connected with the other end of the second connecting rod section and the first connecting rod section. According to the air conditioning swing mechanism and the air conditioner, aiming at the problem of inconsistent air supply angles of the swing blades because the installation position of the motor does not correspond to that of the swing blades, the multisection non-linear connecting rods are connected with the swing blades and the motor, so that the difficulty of incapability of connection of straight connecting rods and inconsistent air supply angles due to self space limitation of different components is overcome, the integral swing angle of the swing blades can be consistent, and the stability of the air supply angle is guaranteed.
Owner:QINGDAO HAIER AIR CONDITIONER GENERAL CORP LTD

Actuator cylinder for folding stay bar and folding stay bar structure

The invention discloses an actuator cylinder for a folding stay bar and a folding stay bar structure. The actuator cylinder is of a sleeve type structure, and an oil way is arranged on the side wall of a cylinder barrel; a bush which can bi-directionally move relative to a piston rod is arranged at one end of the piston rod, and an elastic element is arranged between the bush and the cylinder barrel. When a rodless cavity of the actuator cylinder has no oil pressure, the piston rod and the bush can completely extend out by the spring force; when the rodless cavity of the actuator cylinder applies pressure, the oil pressure overcomes the spring force to drive the piston rod and the bush to realize the withdrawal function of an eyebolt at the end part. The folding stay bar of the actuator cylinder structurally comprises the actuator cylinder. A rotary joint with an inlet and outlet oil way is integrated in an earhole in the end of the cylinder barrel, and a spring is integrated on the actuator cylinder, so that the structure is simplified, the layout space of a pipeline, the joint and the external spring is omitted, the system weight is reduced. The actuator cylinder can be applied to the folding stay bar structure with a narrow space, strict weight control and need for unfolding locking.
Owner:LANDING GEAR ADVANCED MFG

Playback system of multisource information intelligent home and method thereof

InactiveCN101674310AOvercoming connectivityOvercoming the lack of means for users to share mediaTransmissionWeb serviceConnection management
The invention relates to a playback system of a multisource information intelligent home and a method thereof; the playback system comprises a multisource rich media management control platform, and a plurality of home rich media servers which are respectively connected with the multisource rich media management control platform; wherein each home rich media server is provided with a plurality ofplayback devices which is respectively connected with the home rich media server, and the multisource rich media management control platform is connected with the home rich media servers by a resource regulation WEB service module. The invention overcomes the problems in the prior art that the media acquisition way is single, the connection and management of the home playback equipment are difficult, sharing media way of a user is deficient, and the operation of media playback is limited by regions, so as to realize rich and colorful digital home life at any time.
Owner:SOUTH CHINA UNIV OF TECH

Sea fracturing method

InactiveCN104234681ASolve small spaceSolve the difficulty of moving equipmentFluid removalLine tubingFracturing fluid
The invention relates to a sea fracturing method. The method includes firstly performing fracturing geological design; mounting a fracturing wellhead, and mounting a fracturing wellhead high-pressure pipeline and connecting to a high pressure hose; loading fracturing equipment, suspending the fracturing equipment to a deck and fixing, concentrating the fluid container area, arranging a fluid feeding pump, a sand container, a sand mixing pump pry, a high-pressure injecting pump unit, a high pressure pipeline assembly and the like sequentially behind, preparing water, feeding material and preparing fracturing fluid; after a fracture construction ship arrives at a platform, adopting a tail laying manner, mooring, connecting to the high pressure hose at the gunwale of the platform, starting all high pressure injection pumps, inspecting circularly, and performing the pipeline pressure test; performing fracture construction according to the designed pump injection progress after the pressure test is qualified. The high pressure pipeline assembly is an assembly connected the high pressure injection pumps and high pressure injection pipeline, and the high pressure injection pumps are power equipment injecting fracture fluid into oil pipes through the high pressure pipeline assembly and the high pressure pipeline. The method is applied to oil testing and fracturing construction of sea exploration and development wells.
Owner:PETROCHINA CO LTD

System and method for testing high-temperature mechanical properties of micro samples of complex-configuration turbine blades

The invention belongs to the field of aero-engine turbine blade technology and material mechanical property testing and particularly relates to a complex-configuration turbine blade micro sample high-temperature mechanical property test system and method. The system comprises a material tensile testing machine, a clamp, a load control system and a temperature control system, wherein the load control system comprises a load control computer, a load sensor and a displacement sensor, the temperature control system comprises a box-type resistance heating furnace, a thermocouple and a temperature control box, a turbine blade tiny sample is arranged on a clamp, and the clamp is clamped on a material tensile testing machine. The system is advantaged in that strength evaluation of a turbine bladein service and after repair is achieved, and the system is further suitable for turbine blades with solid and few cooling channels, and a sampling method and a designed special clamp have very high universality.
Owner:BEIHANG UNIV

GIS composite partial discharge power supply simulation device

InactiveCN110346697AOvercoming repeated disassemblyOvercoming connectivityTesting vessel constructionHigh pressureMetal
The present invention relates to a GIS composite partial discharge power supply simulation device. The GIS composite partial discharge power supply simulation device comprises a metal upper cover plate (1), SF6 gas, a grounding module (12), a metal lower cover plate (13), a high pressure guiding rod (7), a plexiglass cylinder (8), an aeration module (11), a tip defect discharge module, an internalair gap defect discharge module, a creeping defect discharge module, and a floating defect discharge module; the metal upper cover (1) and the metal lower cover (13) are respectively fixedly connected with the plexiglass cylinder to form a closed space for accommodating the SF6 gas; and two ends of the tip defect discharge module, the internal air gap defect discharge module, the creeping defectdischarge module and the floating defect discharge module are all respectively fixedly connected with the metal upper cover (1) and the metal lower cover (13). Compared with the prior art, the GIS composite partial discharge power supply simulation device provided by the present invention has the advantages of strong practicability, convenient installation and debugging, a simple structure, a lowcost, good sealing performance, high safety, and the like.
Owner:SHANGHAI MUNICIPAL ELECTRIC POWER CO +1

Gypsum-based waterproof, fireproof, containment and heat-insulation system for steel-structure house and preparation method for same

The invention discloses a gypsum-based waterproof, fireproof, containment and heat-insulation system for a steel-structure house and a preparation method for the same. The system and the method relate to the technical field of steel-structure house containment structures. The gypsum-based waterproof, fireproof, containment and heat-insulation system for the steel-structure house disclosed by the invention comprises a base material layer, an outer interface layer, an outer heat-insulation layer, an outer protection layer, an inner interface layer, an inner fireproof layer, an inner heat-insulation layer, an inner protection layer and an inner facing layer, wherein the outer interface layer is disposed on the outer side of the base material layer, the outer heat-insulation layer is disposed on the outer side of the outer interface layer, and the outer protection layer is disposed on the outer side of the outer heat-insulation layer; and the inner interface layer is disposed on the inner side of the base material layer, the inner fireproof layer is disposed on the inner side of the inner interface layer, the inner heat-insulation layer is disposed on the inner side of the inner fireproof layer, the inner protection layer is disposed on the inner side of the inner heat-insulation layer, and the inner facing layer is disposed on the inner side of the inner protection layer. According to the invention, a machine spray coating operation is applied, forming technologies are simple, operations are convenient, and production efficiency is high; a lot of gypsum is used as a material, so that a cement demand is reduced and cracking does not take place easily; the gypsum fireproof material contains crystal water which can absorb heat in a fire and form water vapor, so that fireproof effects are good; and a compact grid structure is formed by gypsum-based waterproof and heat-insulation mortar and has good waterproof performance.
Owner:陕西建鑫环保建材有限公司

Liquid level measuring method, device and system, storage medium and processor

The invention discloses a liquid level measuring method, device and system, a storage medium and a processor. The method comprises following steps: the first liquid level information of the current liquid level is obtained by an image liquid level measuring device, and the first differential pressure information of the current liquid level is obtained by a differential pressure transmitter; the first differential pressure information is matched with the first liquid level information; if the first differential pressure information fails to match the first liquid level information, the first zero point and the first range of the differential pressure transmitter are adjusted; and actual liquid level information of the current liquid level is obtained according to the adjusted first zero point, the adjusted first range and the first differential pressure information; if the first differential pressure information and the first liquid level information are successfully matched, the actualliquid level information of the current liquid level is obtained according to the first zero point, the first range, and the first differential pressure information. The invention solves the technical problem that the liquid level measurement by the differential pressure transmitter is greatly affected by the density of the liquid and the gas above the liquid in the prior art, and the detection precision is lowered.
Owner:CHNA ENERGY INVESTMENT CORP LTD +2

Combined embankment edge covering structure and construction method thereof

The invention discloses a combined embankment edge covering structure and a construction method thereof. According to the combined soil embankment edge covering structure, cement modified soil is combined with a geogrid reinforcement soil sandwich structure, and therefore the embankment protection structure capable of preventing waterlogging damage caused by slope surface water washing and slope soil infiltration is formed; and the embankment protection structure comprises the four parts of a cement modified soil cushion layer 1, a geogrid reinforcement soil sandwich slope layer 2, a cement modified soil cover layer 3 and a slope plant loam layer 4. Compared with a traditional geogrid reinforcement soil embankment edge covering structure, the combined embankment edge covering structure has the significant advantages of being easy and rapid to construct, capable of saving geogrid materials, low in cost, good in waterlogging damage prevention and stability and the like, and is particularly suitable for prevention of embankment slopes composed of sandy soil, floury soil, granite residual soil and the like which are prone to subjected to waterlogging damage.
Owner:CHANGSHA UNIVERSITY OF SCIENCE AND TECHNOLOGY

Self-assembly modular robot unit butt joint system and butt joint method

The invention relates to a self-assembly modular robot unit butt joint system and a butt joint method. An active butt joint module and a passive butt joint module are arranged, and after modular robot units are provided with the butt joint system, the automatic connecting and self-assembly capacity is achieved, and automatic cascading is conducted. The cascading manners are diverse, a combined body formed after butt joint has the overall moving capacity and also has the joint motion and operation capacity, and the composite motion characteristic from wheel type / caterpillar band to joint type is achieved. Accordingly, the characteristic that no connection exists or connection is weak between group robots can be overcome, the cross-mode motion is achieved, the structural diversity of the combined body robots is increased, for example, the combined body robots are constructed into the robot forms such as the snake shape and the multi-foot shape, the assembly manners are flexible and diverse, and the single robot can complete tasks such as obstacle crossing and carrying with the capacity higher than the capacity of the robot through combination.
Owner:BEIJING UNIV OF POSTS & TELECOMM +1

Modular wind power blade chordwise block connecting structure

The invention relates to the technical field of wind power blades, in particular to a modular wind power blade chordwise block connecting structure. A blade body comprises a windward side and a leeward side as well as a front edge shell and a rear edge shell, wherein the front edge shell and the rear edge shell are formed by skins of the windward side and the leeward side in the chord length direction of the blade, and main beam caps are arranged on one side of the windward side and one side of the leeward side; a shear web arranged in a cavity of the blade body extends between the windward side and the leeward side and is used for supporting the main beam cap; and the main beam caps located on the windward side and the leeward side are fixed to the skin structure at the splicing position of the front edge shell and the rear edge shell in a bonded mode, so that the front edge shell, the rear edge shell and the main beam caps are spliced to form the wind power blade contour. According to the modular wind power blade chordwise block connecting structure, compared with an existing connection mode, the bonding structure on the skin structure has the advantages that the defects of mechanical connection and mixed connection are overcome, the purposes of reducing the weight of the blade and reducing the cost are achieved, the sealing requirement needed by the wind power blade structure is met, and therefore, the wind power blade structure has important significance on acceleration of development of the wind power industry in China.
Owner:NEWTECH GRP CO LTD

Witozinsky line type low-frequency ultrasonic large-angle multi-atomization sprayer

InactiveCN106513234AImplementation angleRealize multiple atomizationLiquid spraying apparatusMetal sheetEngineering
The invention provides a Witozinsk line type low-frequency ultrasonic large-angle multi-atomization sprayer, and the overall vibration direction of the sprayer is an axial direction. An amplitude-change pole of the Witozinsk line type low-frequency ultrasonic large-angle multi-atomization sprayer is a Witozinsk line type amplitude-change pole. The Witozinsk line type amplitude-change pole is large in amplification coefficient, small in volume of used metal, stable in structure and low in heat generation and can overcome the defects that a conical amplitude-change pole or a step type amplitude-change pole is large in metal volume and high in heat generation; the Witozinsk line type amplitude-change pole is relatively large in amplification coefficient and the overall amplitude-change pole overcomes the defects that a composite amplitude-change pole is difficult to connect and unstable in heat generation after working for a long time. According to the Witozinsk line type low-frequency ultrasonic large-angle multi-atomization sprayer provided by the invention, a water feeding pipeline is applied with a continuous pressure for a certain time so that fog droplets are continuously accelerated and are atomized at the right end face of a fan-shaped metal sheet, so the Witozinsk line type low-frequency ultrasonic large-angle multi-atomization sprayer breaks through the defects that superfine fog droplets and a small angle are hard to generate by low-frequency ultrasonic atomization, and can be applied to the fields such as agricultural atomization culture and ultrasonic spraying.
Owner:JIANGSU UNIV

Forced alignment connection device for gyroscopic total station

The invention relates to a forced alignment connection device for a gyroscopic total station. The forced alignment connection device comprises a centering disk connected with a forced alignment table, a transitional disk and a frame head disk for placing the gyroscopic total station, wherein a central nut is arranged in the center of the centering disk; a supporting and leveling component is arranged on the centering disk; the transitional disk is arranged on the supporting and leveling component and is circular; an aligner is arranged on the transitional disk; supporting components are arranged on the transitional disk; the frame head disk is arranged on the supporting components; a mounting hole for embedding a gyro is formed in the center of the frame head disk; three centering components are uniformly distributed on the circumference of the frame head disk; and centers of the centering disk, the transitional disk and the frame head disk are on the same straight line. By the forced alignment connection device, the problem that the conventional gyro cannot be arranged on the forced alignment table is solved; an observation condition for observing the gyro on the forced alignment table can be met; the center of the gyro and the center of a measurement point are on the same perpendicular line; and the gyro is kept horizontal.
Owner:XIAN UNIV OF SCI & TECH

Method of connecting metal with carbon fiber composite material

The invention relates to a method of connecting metal with a carbon fiber composite material. A double-electrode spot welding method is conducted on a metal layer, copper electrodes are adopted, the diameter of the contact end of each copper electrode ranges from 6mm to 10mm, the applied pressure ranges from 0.8kN to 3kN, the distance between the electrodes ranges from 40mm to 70mm, the electrodeenergizing current ranges from 4kA to 8kA, and the energizing time ranges from 200ms to 350ms. The materials with the thicknesses smaller than or equal to 5mm can be connected.
Owner:张家港创博金属科技有限公司

Automatic riveting device

The invention discloses an automatic riveting device, which comprises a pressurizing cylinder, a transition head, a pressure head, a core, a lower die, a lower die holder, a rivet feeding device, a support, a bed, a base and a vibration disk. The bed is fixed onto the base, the support is fixed onto the bed, the vibration disk is fixed onto the support, an opening at one end of the vibration disk is connected with the rivet feeding device, a pressurizing cylinder body is fixed to the upper end of the bed, the transition head is mounted at the lower end of the pressurizing cylinder, the pressure head is mounted at the lower end of the transition head, the rivet feeding device is mounted on one lower side of the pressure head, the lower die is arranged under the pressure head, the core is arranged on the lower die and is opposite to the pressure head, the lower die is fixed onto the lower die holder, and the lower die holder is mounted on the bed. The automatic riveting device is simple in structure, reliable in operation and low in manufacturing cost.
Owner:SUZHOU CHIEN SHIUNG INST OF TECH

Bionic leakage-proof package bottle

The invention discloses a bionic leakage-proof package bottle which comprises a bottle body and a bottle cap. The bionic leakage-proof package bottle is characterized in that the bottle cap comprises a cap body seat, a surface cap capable of being overturned to be open is hinged to the cap body seat through a hinge piece, the cap body seat is provided with an opening, and the opening is provided with a sealing switch device capable o being turned on to form a channel when the cap body seat is extruded. The bottle body comprises a PE inner layer, wherein a PP outer layer is arranged outside the PE inner layer, the upper end face of the bottle body is provided with a bottle opening communicated with the inner cavity of the bottle body, a limiting convex block is arranged on the outer wall of the bottle opening, and a connecting ring for being connected with the bottle cap is arranged on the outer wall of the bottle opening above the limiting convex block. The invention aims at overcoming the shortcomings in the prior art, and the bionic leakage-proof package bottle is simple in structure, convenient to use, low in production cost and good in leakage-proof effect.
Owner:SINO ASIA PLASTIC PACKAGE ZHONGSHAN

Wireless local area network system applied to steamship

The invention discloses a wireless local area network system applied to a steamship. The wireless local area network system comprises a ship-borne server and wireless equipment. The wireless equipment forms a wireless local area network by establishing a WiFi hotspot. The wireless equipment acquires data information stored in the ship-borne server and internet data and provides the data information and the internet data to the wireless local area network. According to the system, the wireless local area network is provided in the steamship to store the data information of the ship-borne server and ports accessing to the internet so that people can rapidly acquire the data information after connecting the wireless local area network through terminal equipment and can connect the internet in real time, and thus the requirements of people for acquiring the data information and accessing to the internet can be met. According to the system, the wireless local area network can overcome the problem of no network signal on the steamship so that a new network access mode on the steamship is provided to people.
Owner:洪永川

Water-cooled cable connecting device

The invention relates to a water-cooled cable connecting device which comprises a convex ladder horn-shaped water inlet end cable joint, a water outlet end cable joint, a fixed assembly member and a sealing ring. The convex ladder horn-shaped water inlet end cable joint is composed of a convex circular ring A provided with a plurality of limiting assembly holes A, a middle oblique circular ring, and a straight circular ring provided with a sealing ring placing groove. The water outlet end cable joint is composed of a convex circular ring B provided with a plurality of limiting assembly holes B, the diameter of the holes of the water outlet end cable joint is coincident to the outer diameter of the straight circular ring on the water inlet cable joint, openings of the holes are provided with horn-shaped expansion openings which are coincident to the surface assembly of the middle oblique circular ring. The fixed assembly member consists of a fastening bolt, a nut and a spring washer. The water inlet end cable joint and the water outlet end cable joint are assembled and interconnected by the fixed assembly member via the limiting assembly holes A and the limiting assembly holes B, and a gap is reserved between the convex circular ring A and the convex circular ring B. The water-cooled cable connecting device disclosed by the invention is reasonable in structure and reliable and safe in working, can avoid phenomena such as looseness, water leakage and overheating, and is highly practical and economical.
Owner:SHANGHAI CHEN HUA ELECTRIC FURNACE CORP

Constantan-oxygen-free copper composite tuning material and preparation method thereof

The invention provides a constantan-oxygen-free copper composite tuning material and a preparation method thereof. The constantan-oxygen-free copper composite tuning material comprises a constantan alloy layer as well as an upper oxygen-free copper layer and a lower oxygen-free copper layer, wherein the thickness of the constantan alloy layer is 0.03mm-0.13mm; the upper oxygen-free copper layer and the lower oxygen-free copper layer are respectively connected with the upper surface and the lower surface of the constantan alloy layer through a metallic bond, and the thicknesses of the upper oxygen-free copper layer and the lower oxygen-free copper layer are 0.025mm-0.066mm. The constantan-oxygen-free copper composite tuning material and the preparation method provided by invention have the advantages that the upper and lower oxygen-free copper layers and the middle constantan alloy layer are combined together through the metallic bond, the constantan-oxygen-free copper composite tuning material has the unique advantage of the tight combination of the molecules, and the defects in the prior art that the connection of a tuning film layer is not firm, and the thickness of a coating layer is hard to accurately control are overcome.
Owner:INST OF ELECTRONICS CHINESE ACAD OF SCI

Fabricated sandwich panel with cast-in-situ ribbed beams

PendingCN113914527ALarge span of useReduce dosageFloorsEngineeringRebar
The invention relates to a fabricated sandwich panel with a cast-in-situ ribbed beams and a manufacturing method of the fabricated sandwich panel, and belongs to the field of general building structures. The sandwich panel (1) comprises combined boxes (2), ribbed beams (3) and panels (4), the ribbed beams are provided with upper iron (6), lower iron (7) and stirrups (8), the panels are provided with plate ribs (9), the combined boxes are composed of bottom plates (10) and filling pieces (11), bottom plate steel bars (12) extend outwards from the side edges to be anchored in the ribbed beams, stiffening ribs (13) are arranged on the bottom plates, the filling pieces are provided with pouring holes (14) and notches (15) matched with the stiffening ribs, and every two adjacent combined boxes are spliced together by separating the ribbed beams, The rib beams and the plate ribs are bound, concrete is poured, and the fabricated sandwich panel is formed. The combined box is very convenient to produce, transport and mount, and a floor system formed by the sandwich panel is large in span, light in weight and good in integrity. The method has good economical efficiency and applicability, and plays a role in promoting the development of a building technology.
Owner:徐焱

Remote monitoring management method for field construction

The invention discloses a remote monitoring management method for the field construction. The method comprises a monitoring center. The monitoring center comprises a monitoring terminal, a network switch and the at least one microwave signal receiver. The monitoring terminal is in communication with a near-end monitoring system and / or a relay signal station via the microwave signal receiver. According to the technical scheme of the invention, the method can be arbitrarily extended and can be used for monitoring multiple construction sites at the same time. Based on the RF perception identification technology and the wireless network video technology, the emergency rescue operation can be conducted in the shortest time through the powerful integrated perception capability of the system, and the rescue time is greatly shortened. The rescue efficiency is increased. The defect that the physical connection cannot be realized basically via a cable due to the facts of complex terrain, unsmooth terrain and long distance during the field construction process can be overcome. The most important data transmission problem at a field construction site is solved, while the cost is greatly saved at the same time.
Owner:郭莉

Wireless debugging method, system and device

The invention discloses a wireless debugging method, system and device, and relates to the technical field of equipment debugging, and the method comprises the following steps: scanning a wireless network, and connecting a currently connectable wireless network; an HTTP file sharing server is established, and a storage medium is accessed through HTTP; editing a debugging command on the storage medium; and obtaining the debugging command by reading the storage medium, and transmitting the debugging command to the target debugging equipment. By installing a WiFi module on the debugging device, a developer computer and the debugging device are connected with the same network, a developer can communicate with the debugging device through the own computer, and by establishing an HTTP file sharing server, the developer computer can directly write a debugging command on a storage medium. The target debugging equipment can directly read the debugging command on the storage medium, so that the functions of upgrading, configuration and the like are realized, the wireless debugging of the target debugging equipment can be realized, and the debugging defects in the prior art are overcome.
Owner:GUANGZHOU LANGO ELECTRONICS TECH CO LTD

Double-control network cable connector for improving network informatization security

The invention discloses a double-control network cable connector for improving network informatization security. The double-control network cable connector comprises a crystal head, a switch, a powersupply, a home-entry line, a family splitting line, a computer and an IC chip. The IC chip is arranged in the switch, the IC chip is in bolted connection with the switch, the switch is electrically connected with the power supply, the IC chip is electrically connected with the power supply, the family splitting line is composed of a network cable and the crystal head, and the computer is connectedwith the switch through the family splitting line. According to the double-control network cable connector for improving network informatization security, a first elastic sheet and a second elastic sheet are in lap joint to maintain access of the switch, under the action of the IC chip, the power supply of the switch is controlled, so that the switch stops working under the condition that the network cable is physically disconnected, the network information security is greatly improved, the leakage of data is completely eradicated, the WAN port is reset by a worker, the network use is recovered, the potential safety hazard of the network is eliminated, and the switch is suitable for popularization and use.
Owner:沈阳明轩意航电子商务有限公司

Double-spiral-groove drill rod coated with optical fibers and communication drilling machine

The invention discloses a drill rod with double spiral grooves coated with optical fibers and a communication drilling machine, the drill rod comprises a spiral groove drill rod and a wire passing drill rod joint connected to one end of the spiral groove drill rod, the spiral groove drill rod is spirally provided with a first spiral edge closing groove along the outer surface of the spiral groove drill rod, and the first spiral edge closing groove is embedded into and penetrates through the outer surface of the spiral groove drill rod; a second spiral edge closing groove is spirally formed in the outer surface of the wire passing drill rod connector and embedded into the outer surface of the wire passing drill rod connector. And the first spiral edge-closing groove and the second spiral edge-closing groove are arranged in a penetrating manner and are used for arranging optical fibers. According to the invention, the long-distance whole optical fiber fitting drilling tool can be quickly retreated along with drilling, the problems of multi-joint connection and small signal capacity of a buried wire in a conventional communication drilling rod are solved, and the problem of safe and stable transmission of large-capacity signals while drilling of the drilling tool in a coal mine underground drill hole is solved.
Owner:XIAN RES INST OF CHINA COAL TECH& ENG GROUP CORP

Assembly type ground trunking structure and installation method thereof

PendingCN113889959AMake up for technical defects that do not have a leveling functionOvercoming connectivityCable installations in surface ductsTrunkingScrew thread
The invention discloses an assembly type ground trunking structure and an installation method thereof. The assembly type ground trunking structure comprises: a leveling support which comprises a supporting base and a leveling stud, wherein the lower end of the leveling stud is connected to the supporting base in a threaded mode, the upper end of the leveling stud is fixedly connected with a connecting support, and a first assembling part and a second assembling part are arranged on the connecting support; a floor wiring duct, wherein the floor wiring duct is formed by connecting a first vertical plate, a first transverse plate and a second vertical plate which are connected in a U shape, and the end parts of the first vertical plate and the second vertical plate are provided with third assembling parts which are assembled with the second assembling parts in a matched manner; and a trunking cover plate, wherein the lower side of the trunking cover plate is provided with a fourth assembling part which is assembled with the first assembling part in a matched manner, and the trunking cover plate covers the leveling support and the floor trunking. The defect that a traditional floor wire duct must be connected by attaching to a floor body and cannot be independent is overcome, the installation position of the floor wire duct can be flexibly adjusted, and the technical defect that an existing floor wire duct does not have the leveling function is overcome.
Owner:ZHEJIANG YASHA DECORATION

Liquid pouring opening leakage-proof matching highlight bottle

InactiveCN103640749AOvercoming connectivityOvercoming technical barriers that are easy to stripBottlesSynthetic resin layered productsEngineeringBottle
The invention discloses a liquid pouring opening leakage-proof matching highlight bottle which comprises a bottle body. The bottle body comprises a PE inner layer, a PP outer layer is arranged outside the PE inner layer, the upper end face of the bottle body is provided with a bottle opening communicated with a bottle body inner cavity, a limiting protruded block is arranged on an outer wall of the bottle opening, and the bottle opening outer wall above the limiting protruded block is provided with a connecting ring connected with a bottle cover. The liquid pouring opening leakage-proof matching highlight bottle which is simple in structure and low in production cost is provided to overcome the shortcomings in the prior art.
Owner:SINO ASIA PLASTIC PACKAGE ZHONGSHAN

Construction method of high-protection flexible vertical anti-seepage system

The invention discloses a construction method of a high-protection flexible vertical anti-seepage system, which ensures the construction rapidness and the construction quality, breaks through the technical barrier that various existing flexible vertical anti-seepage walls cannot realize large-depth construction and reliable connection, can realize axial cross connection, and can safely and rapidly perform large-depth construction. Specifically, the depth of the bentonite slurry diaphragm wall can be adjusted, the bottleneck problem that the depth of a lower membrane of a current domestic HDPE geomembrane diaphragm wall cannot exceed 30 m is substantially solved, and a choice which is high in safety, convenient to construct and high in reliability is provided for the field of HDPE geomembrane diaphragm walls.
Owner:金华市信宏施工设备服务有限公司
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