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41results about How to "Flexible plugging" patented technology

Three-phase plug-in type electric energy meter mounting seat and use method

InactiveCN104849522AReduce installation rotation timeAvoid Miswiring SituationsTime integral measurementPower flowElectrical conductor
The invention relates to a three-phase plug-in type electric energy meter mounting seat and a use method. According to the technical schemes of the invention, the three-phase plug-in type electric energy meter mounting seat comprises a box body, a box cover and binding posts; the box body and the box cover are matched with each other; the two ends of the box body are respectively provided with bottom incoming line wiring ends and top outgoing line wiring ends; the bottom incoming line wiring ends are communicated with the top outgoing line wiring ends; and three-phase power source incoming line holes, zero-line incoming line holes and electric energy meter auxiliary power source wiring holes are arranged between the bottom incoming line wiring ends and the top outgoing line wiring ends in a communicated manner. The three-phase plug-in type electric energy meter mounting seat of the invention has the advantages of simple structure, convenient use, flexible plugging and wide application range. With the three-phase plug-in type electric energy meter mounting seat adopted, electric energy meter mounting and replacement time can be effectively shortened with the reliability of measurement ensured, and wrong wiring which is caused by the loss of terminal number tubes or inexistence of terminal number tubes can be avoided; and no wires exposed at the electric energy meter wiring ends, and therefore, low current conduction rate and serious heating phenomenon which are caused by the deformation of conductors after the screwing of screws can be avoided effectively.
Owner:STATE GRID CORP OF CHINA +1

Mould special for blocking wall penetrating hole and using method thereof

The invention belongs to the technical field of hole sealing moulds, and particularly relates to a mould special for blocking a wall penetrating hole. The mould comprises circular steel and a reinforcing device; one end of the circular steel is welded with a split bolt; the other end of the circular steel is welded with a fixed thick steel plate; a PVC sleeve is arranged outside the circular steelin a sleeving manner; a sliding steel plate mould is mounted between the PVC sleeve and the fixed thick steel plate; the two sides of the sliding steel plate mould are respectively and symmetricallyconnected with two L-shaped steel plate moulds through hinges by mounting a sliding ring on the circular steel in the sleeving manner; the reinforcing device comprises a clamp shaped like a Chinese character Shan, a multilayer plate I, a multilayer plate II, square timbers and a fixing nut; the clamp shaped like a Chinese character Shan is arranged on the split bolt in the sleeving manner; the multilayer plate I is arranged outside the PVC sleeve in the sleeving manner; the multilayer plate I is connected with the multilayer plate II through a hinge; two square timbers are symmetrically clamped on the two sides of the multilayer plate I and the clamp shaped like a Chinese character Shan and the two sides of the PVC sleeve; and the fixing nut is screwed on the split bolt on the outer side of the clamp shaped like a Chinese character Shan. The system solves the problems of inconvenience in blockage and non-tight blockage of a wall penetrating hole of a high-rise building, and can be widely applied to various construction places.
Owner:CHINA SHANXI SIJIAN GRP

Intelligent optical distribution frame

ActiveCN109581603AFlexible pluggingRealize side jump fiber adjustmentFibre mechanical structuresDistribution frameEngineering
The invention discloses an intelligent optical distribution frame comprising a base plate, a hollow cylindrical frame vertically arranged on the base plate, wiring rings sleeved on the cylindrical frame at intervals, and cable winding racks arranged at the peripheries of the wiring rings and used for winding optical fibers; an optical fiber flange head is arranged on the annular wall of each wiring ring in a penetrating manner; the inner end of each optical fiber flange head is communicated with the interior of the cylindrical frame; a monitoring component used for monitoring the real-time state of the optical fiber is arranged in the wiring ring; and an alarm light is arranged on the outer wall of the wiring ring. The intelligent optical distribution frame provided by the invention is compact in structure and saving in space; due to the wiring rings arranged at intervals and the cable winding racks arranged at the peripheries of the wiring rings, the more optical fibers can be accommodated, and meanwhile the optical fibers can be orderly wound on the cable winding racks, and the adverse effects on the business caused by mistakenly touching the light path in running are avoided; furthermore, the running state of the light path channel can be better monitored in real time.
Owner:STATE GRID TIANJIN ELECTRIC POWER +1

Sub-library and sub-table switching method, device and system based on proxy mode

The embodiment of the invention relates to a sub-library and sub-table switching method, device and system based on an agent mode, and the method comprises the steps: loading a pre-configured data source configuration file, generating a link according to the data source configuration file, and storing the link in a data source set; receiving a pre-configured data source identifier transmitted by the service logic layer; obtaining a data source link corresponding to the data source identifier from the data source set according to the current data reading/writing operation instruction and the data source identifier, and obtaining data in the data source according to the data source link; and according to the current data read/write operation instruction, executing a sub-library sub-table read/write operation. By means of the mode, decoupling between the data reading/writing logic layer and the service logic layer is achieved, the multi-data-source switching assembly can be flexibly plugged and unplugged, invasiveness is avoided, the repeated code development amount is greatly reduced, reliability, rapidness and conciseness are truly achieved, and therefore the switching process of switching the sub-libraries and the sub-tables is greatly accelerated.
Owner:微民保险代理有限公司

Rapid explosion-proof charging gun

The present invention relates to a rapid explosion-proof charging gun. The charging gun comprises a plug component and a socket component. The socket component comprises a self-locking structure. Theself-locking structure comprises an installing plate, a pulling rod, a pulling ring arranged at the rear of the pulling rod, a stopping block arranged at the front part of the pulling rod, and a spring sleeving the pulling rod. The inner part of the installing plate is a groove, the groove is provided with a through hole, the pulling rod penetrates the through hole, and the pulling rod can slide forward and backward relative to the through hole. The stopping block can slide forward and backward relative to the groove of the installing plate. One end of the spring contacts with the groove of the installing plate, and the other end of the spring contacts with the stopping block. The plug component comprises a guiding groove, the guiding groove is arc-shaped, and one end of the guiding grooveis provided with clamping slot. The pulling rod can slide along the guiding groove, and when the front end of the pulling rod is inserted in the clamping slot, the plug component and the socket component are locked. According to the charging gun, by using the structure, the installation and the dismantling are convenient, and the connection efficiency is improved.
Owner:上海翔洲电气科技有限公司

Electronic equipment subrack and assembling method thereof

The invention relates to an electronic equipment subrack. The electronic equipment subrack is characterized in that when an upper guide rail plate and a lower guide rail plate are horizontally placed,the projection top view is rectangular, the subrack comprises a middle section of convex flat plate and a section of bent vertical plate positioned at the edge, and more than two guide rail grooves vertical to the vertical plate are formed in the convex flat plate; riveting nuts used for installing a circuit mother board are arranged on the bent vertical plate, and via holes used for installing parts are formed on the plane adjacent to the vertical plate and the plane away from the vertical plate; the side plates, a cross beam and the fixing lugs are provided with the connecting holes matchedwith the via holes of the upper guide rail plate and the lower guide rail plate respectively, nut holes are formed in the length direction of the cross beam and the two ends of the cross beam, and nut holes are formed in the two adjacent planes perpendicular to each other of a cover plate fixing block. The invention further relates to an assembling method of the electronic equipment subrack. Theelectronic equipment subrack has the obvious advantages of being small in number of parts, few in variety and low in manufacturing difficulty and being easy to assemble.
Owner:INTEGRATED ELECTRONICS SYST LAB

Inverted quantifiable container

The invention discloses an inverted quantifiable container, which comprises a container body. The container body is provided with a container opening, the container opening is directly or indirectly connected with a sealing cover, a liquid storage cylinder is fixed to the position, relative to the container body, in the container body, the lower end of the liquid storage cylinder is sealed, a liquid outlet communicating with an inner cavity of the liquid storage cylinder is formed in the upper end of the liquid storage cylinder, a liquid inlet is formed in the side face of the liquid storage cylinder, the liquid inlet and the liquid outlet are located in the same side, the liquid storage cylinder is internally and movably provided with a rolling bead capable of plugging the liquid inlet, and further comprises a guiding and limiting structure used for guiding and limiting the rolling bead to enable the rolling bead to plug the liquid inlet, the rolling bead is arranged in the guiding and limiting structure, when the container body is inclined, the rolling bead can move correspondingly in the transverse direction relative to the container body, and thus the liquid inlet can be openedor plugged. The inverted quantifiable container has the characteristics that moving is flexible, quantifying is facilitated, and the quantitative liquid is taken in an inverted mode.
Owner:ZHONGSHAN HUABAOLE DAILY NECESSITIES IND CO LTD

Glass reinforced plastic metal composite well and well construction method

InactiveCN102660962ADoes not affect other construction workSimplify construction stepsArtificial islandsUnderwater structuresAlloyEarth surface
The invention discloses a glass reinforced plastic metal composite well and a well construction method. The glass reinforced plastic metal composite well comprises a glass reinforced plastic well body, a metal or alloy well ring and a metal or alloy well cover, a wellhead is arranged at the top end of the well body, the well ring comprises a bottom ring and a junction, the bottom ring is detachably connected onto the wellhead, the junction is arranged on the upper side of the bottom ring and matched with the well cover, the bottom ring on the inner side of the junction is covered by the well cover, and the side wall of the well cover fits with the junction. The well construction method includes the steps: directly placing the glass reinforced plastic metal composite well into a well slot arranged on the ground; filling the gap between the well slot and the well body; and flattening the ground. The glass reinforced plastic metal composite well is designed to solve the problems that an existing well is long in construction period, complicated in construction and high in maintenance difficulty, bearing load cannot meet various requirements, stability is low and the like. In specific application, the construction period is shortened, the maintenance cost is low, and the glass reinforced plastic metal composite well and the well construction method have the advantages of corrosion resistance, high permeability resistance, large bearing load and the like.
Owner:冬敏

CPCI printed board test case

The invention discloses a CPCI printed board test case, which comprises a rack and a CPCI backplane printed board, wherein the CPCI backplane printed board is vertically arranged in the rack and divides the rack into a front board installation area and a rear routing area; the rack comprises a bottom plate, a top plate, a left side plate and a right side plate; the left side plate and the right side plate are arranged at two sides of the board installation area and are connected to the bottom plate and the top plate; a structural member cooling plate is arranged in the front of the board installation area; the bottom of the structural member cooling plate is connected with a pair of linear guide rails; the linear guide rails are arranged on the bottom plate; and the structural member cooling plate can slide into the installation area on the linear guide rails. The CPCI printed board test case has the advantages and beneficial effects that the case is simple in structure and easy to operate, and flexible insertion and extraction can be achieved only by lightly putting the to-be-tested printed board into the structural member cooling plate and rotating handles, so that the assembly time of the printed board is shortened, accurate positioning can be achieved, the stress is uniformly distributed, the work efficiency can be greatly improved and the work accuracy is improved.
Owner:TIANJIN EMBEDTEC

Card rail fiber storage tray

The invention discloses an optical fiber storage device, namely, a rail clamping type optical fiber storage plate. The rail clamping type optical fiber storage plate comprises an optical fiber storage unit, a base and a clamping piece, wherein the optical fiber storage unit is installed on the base, the number of the optical fiber storage unit is at least one, the clamping piece is installed on the back face of the base, and the clamping piece is a U track clamping piece or a G track clamping piece or a U / G track universal clamping piece. A clamping foot of the clamping piece is used for being fixed on a 35mm U-shaped guide rail or a 35mm G-shaped DIN guide rail, and the rail clamping type optical fiber storage plate is conveniently installed and detached. The rail clamping type optical fiber storage plate is mainly used for an industrial machine (screen) cabinet with the DIN guide rail, redundant optical fibers can be arranged, collected and stored, and optical fiber line arrangement of the whole machine cabinet is standardized and orderly. According to the rail clamping type optical fiber storage plate, the number of optical fiber storage units can be flexibly increased or decreased according to the number of optical fibers stored by the machine (screen) cabinet on spot, operation is flexible, simple and convenient to conduct, the fault probability produced when equipment is connected with optical fibers can be reduced, the maintenance level is improved, and maintenance cost is reduced.
Owner:南京科羿康光电设备有限公司

Device for controlling flow direction of fluid through temperature

The invention discloses a device for controlling the flow direction of fluid through temperature. The device comprises a buffer pipeline and a valve system, wherein a fluid delivery pipe of the buffer pipeline is communicated with a fluid inlet pipe of the valve system; the buffer pipeline comprises the fluid delivery pipe; the middle part of the fluid delivery pipe is downwards sunken to form a mixing cavity in which an elastic layer is sealed; the elastic layer and the inner wall of the mixing cavity form an expansion bag in which an expansion medium is filled; the valve system comprises the fluid inlet pipe, an upper fluid outlet pipe and a lower fluid outlet pipe; the lower part of the fluid inlet pipe is directly communicated with the lower fluid outlet pipe, and the upper fluid outlet pipe is connected to the middle part of the fluid inlet pipe; a temperature probe is arranged on the inner wall of the upper fluid outlet pipe, and is connected with an external control system for controlling a two-way stop valve at the upper fluid outlet pipe and the fluid inlet pipe. According to the device, the buffer pipeline and the valve system are additionally arranged, so that the fluid can be completely ensured to be at optimal material fluid temperature when entering chemical reaction equipment for reaction, and the reaction efficiency of the material fluid is greatly improved.
Owner:SUZHOU SICHENGZHE INFORMATION TECH CO LTD
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