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84results about How to "Easy to install and replace" patented technology

Energy dissipation and shock absorption mechanism

ActiveCN102116055AEasy to install and replaceEasy to processShock proofingRigid wallPlastic energy
The invention provides an energy dissipation and shock absorption mechanism. The energy dissipation and shock absorption mechanism comprises a metal damper, a supporting or rigid wall for arranging the damper, and a connecting device connected with a structure. Two external connecting mechanisms are arranged on the metal damper; one of the external connecting mechanisms is connected with other connecting structures on a building, and the other external connecting mechanisms is connected with the building through the supporting or rigid wall; and the connection is riveting, bolt pin connection, bolt connection or welding. The energy dissipation and shock absorption mechanism comprises the metal damper, so the compression performance of the metal is used for dissipating the energy; the hysteresis curve of the energy is saturated, namely, under the condition of very small deformation (such as small vibration), the energy dissipation and shock absorption mechanism can enter plastic energy dissipation from the full section; moreover, the required quantity of materials is low, so the energy dissipation and shock absorption mechanism is convenient to install and exchange; compared with the conventional stickness damper, the energy dissipation and shock absorption mechanism has the characteristics of long durability and maintenance freedom.
Owner:SHANGHAI SAFE SEISMIC RETROFIT & VIBRATION CONTROL TECH +2

Compound multilayer explosion-proof device used for viaduct pier

The invention discloses a compound multilayer explosion-proof device used for a viaduct pier. The compound multilayer explosion-proof device used for the viaduct pier comprises a macromolecular elastomer, a round steel pipe and a void space which are sequentially arranged outside the pier from inside to outside, wherein the macromolecular elastomer is bonded with the pier and a steel plate by virtue of glue, the round steel pipe is connected with the steel plate and the void space in a welding manner, and the void space is composed of an inner steel plate and an outer steel plate. The compound multilayer explosion-proof device used for the viaduct pier has the advantages that an energy conservation principle is utilized, devices, namely the macromolecular elastomer, the round steel pipe and the void space, are arranged at the periphery of the viaduct pier, dynamic response such as acceleration and displacement of the pier under the action of explosion in the air can be effectively reduced, pressure of shock wave is relieved, action of the pressure of the shock wave on the pier is alleviated, energy, acting on the pier, of the shock wave is absorbed by virtue of plastic deformation of the steel pipe and elastic deformation of the macromolecular elastomer, and damage of the viaduct pier under non-contact explosion and contact explosion load is reduced, so that the aim of protecting the viaduct pier is achieved.
Owner:SOUTHEAST UNIV

Multidimensional vibration damper for suspension bridge central buckle containing viscoelasticity energy consumption component and metal rubber

The invention discloses a multidimensional vibration damper for a suspension bridge central buckle containing a viscoelasticity energy consumption component and metal rubber. Under the action of weak wind load or mid-small vibration, a propeller type energy consumption device moves in a cylindrical steel box under the driving of a main cable, and generates friction with a viscoelastic material in the steel box so as to reduce the influence of action on the main body structure of a suspension bridge; when the multidimensional vibration damper is under the action of strong wind load or great vibration, relatively great displacement is possible to appear in the horizontal direction, a limiting baffle is contacted with an annular rubber tie-plate on a wall of the cylindrical steel box to drive the steel box to rotate around a cuboid steel box supporting seat, at the moment, a part of the acting energy is adsorbed by the viscoelastic material between the supporting seat and angle iron, and the metal rubber, except for consuming a part of energy, can also prevent the whole central buckle structure from generating overlarge horizontal displacement, and enables the structure to restore after the load is removed. By the multidimensional vibration damper disclosed by the invention, the whole central buckle has relatively good plasticity, and damages to the main body structure of the suspension bridge are reduced.
Owner:BEIJING UNIV OF TECH

Error-prevention assembly mechanism and detection method for LCD (liquid crystal display) screen

The invention discloses an error-prevention assembly mechanism for LCD (liquid crystal screen) screen, wherein the LCD screen comprises a filter, a light guide plate, a reflecting plate and a screen shell, the error-prevention assembly mechanism is provided with a detection bracket, the error-prevention assembly mechanism is also provided with three detecting rods, respectively detecting rod NO. one, two, and three, which are respectively inserted into the guide holes of detection brackets, three micro switches are set on the sliding blocks corresponding to the ends of the detecting rods, three adjusting screws are locked on the detection bracket connection through locking nuts, and are respectively screwed into sliding blocks through the guide holes of the detection brackets. By adopting the technical scheme, any kind of omissions of the reflective films, light guide plates, filters can be measured out only by the three adjusting screws; at the same time wrong order of the light guide plates and filters can be measured out; the micro switch detection structure is characterized by smaller volume compared with a displacement sensor, convenient installation and replacement, low cost, simple structure and convenient adjustment.
Owner:NANTONG MEELAIN ELECTRIC APPLIANCE CO LTD

Steel pipe nondestructive testing fixing device

The invention relates to the field of steel pipe nondestructive testing devices, in particular to a steel pipe nondestructive testing fixing device, which comprises a box body, a supporting structure,a clamping structure, a folding structure, a positioning structure, a limiting structure and a fixing structure. The supporting structure is mounted at the bottom end of the box body to achieve the effect of supporting the box body when the box body is used for nondestructive testing; the box body can be better attached to the surface of the steel pipe, so that movement of the box body is facilitated, and the detection precision is improved; the clamping structure is mounted at the bottom end of the box body in a matched manner, so that the detection head can be conveniently mounted and replaced; by means of folding structure, the assembly for placing the detector can be folded and stored, so that the device is convenient to use; the folding structure is simple in structure and convenientto use, can play a supporting role in use, can be prevented from automatically falling back after being lifted by being matched with the arrangement of the positioning structure, thus ensuring the stability of placing the detector. By means of the limiting structure, the arrangement assembly for placing the detector can be conveniently supported, retracted and stored.
Owner:永旗农业科技发展(杭州)有限公司

Fuse protector type disconnecting switch carried with signaling device in hanging mode

The invention discloses a fuse protector type disconnecting switch carried with a signaling device in a hanging mode. The fuse protector type disconnecting switch comprises a fuse protector type disconnecting switch body. The fuse protector type disconnecting switch body comprises a base, a handle and a fuse protector with an impactor. The back end of a handle is movably connected with the back end of the base, and the fuse protector is hung on the inner side face of the handle. The signaling device is further connected to the outside of one lateral plate at the front portion of the base, and an ejecting rod connected with the signaling device and arranged on a popup route of the impactor on the fuse protector is further arranged in the base. When the base is closed up through the handle, the signaling device is triggered to send a closing signal. When the fuse protector is fused, the impactor on the fuse protector triggers the ejecting rod to enable the signaling device to send a fusing signal. The fuse protector type disconnecting switch carried with the signaling device in the hanging mode can achieve connection and disconnection through the same signaling device and monitoring of an operation state of the fuse protector, so that the fuse protector type disconnecting switch body is simple in structure. The fuse protector type disconnecting switch can be combined into a double-pole disconnecting switch.
Owner:上海电器陶瓷厂有限公司 +1

Natural environment simulator capable of producing fog by ultrasonic wave

The invention relates to a natural environment simulator capable of producing fog by ultrasonic wave, belonging to the technical field of high-voltage line insulator performance testing equipment. The natural environment simulator comprises an artificial fog chamber; a wall feed-through sleeve is arranged at one side of the artificial fog chamber in a matching way; the bottom of the artificial fog chamber is provided with an assembling box in a matching way; the assembling box is internally provided with a fog generator and a fan in a matching way; the fog generator and the fan are connected with an external power line; the external power line is used for supplying power; a hook is arranged on the top of the artificial fog chamber in a matching way, and is used for fixing an insulator to be tested; and the fog generator is an ultrasonic fog generator. As the ultrasonic fog generator and the fan are used together, the fog inlet quantity of the artificial fog chamber can be effectively controlled, and the natural environment needed by a laboratory can be simulated; furthermore, the external screw-type wall feed-through sleeve is arranged at one side of the artificial fog chamber in a matching way, so that the creepage distance can be prolonged, the current is prevented from being in ground connection along a barrel wall, and the personal safety of workers can be improved; and the natural environment simulator is simple in structure, small in size, strong in operability, good in simulation fidelity and easy to move, and can be popularized, applied and implemented.
Owner:叶伟干

Carbon heating structure having flange type structure and heating device

The invention provides a carbon heating structure having a flange type structure and a heating device comprising the carbon heating structure. More than one carbon heating structure is arranged at an upper end of a storage space of the heating device needing to generate a high temperature in a horizontal or a vertical way. When the carbon heating structure is arranged in the vertical way, the flange is fixed on a fixing plate, thus the carbon heating structure can be dismounted from the fixing plate conveniently, a power supply piece used for heating and supplying power to the carbon heating structure connected with the flange is only arranged at one end; when the carbon heating structure is arranged in the horizontal way, the flange is detachably and horizontally fixed in a fixing piece. The carbon heating structure is clubbed, one end of a sealed tubular space is provided with a carbon fiber heating element and an inner quartz tube inserted in the middle of the carbon fiber, the other end is provided with a flange which can be detachable from the fixing plate, and a vacuum state in the quartz tube is kept. The invention provides the power supply piece used for the carbon heating structure to generate the heat only at one end, thus the carbon heating structure has the advantages of wide application scope, convenient installation and replacement.
Owner:北京华帝欣科技发展有限公司

Replaceable buffer supporting leg of unmanned aerial vehicle

InactiveCN108725756AEasy to install and replaceGood buffer capacityUndercarriagesEngineering
The invention discloses a replaceable buffer supporting leg of an unmanned aerial vehicle. The replaceable buffer supporting leg of the unmanned aerial vehicle comprises the unmanned aerial vehicle, wherein the bottom of the unmanned aerial vehicle is fixedly connected with an L-shaped plate; the L-shaped plate is provided with a lateral plate; the bottom of the lateral plate is hinged to a bufferrod; the bottom of the buffer rod is hinged to a movement block; a bottom plate is arranged below the buffer rod; the movement block is in sliding connection with the bottom plate; the movement blockis positioned on the top of the bottom plate; the bottom of the lateral plate is fixedly connected with a press cake; the buffer rod is hinged to an inclined rod; the bottom of a movement groove is provided with two symmetric movement grooves; the movement groove is provided with a guide rod in a sliding way; the guide rod is provided with a regulation block in a sliding way; one end of the inclined rod is hinged to the regulation block; the regulation block and the inner wall of the movement groove are in sliding connection; the guide rod is sheathed with a spring. According to the replaceable buffer supporting leg of the unmanned aerial vehicle, an unmanned aerial vehicle supporting mechanism is convenient to replace and install, and the supporting mechanism is convenient to check and repair. Meanwhile, through a plurality of buffer mechanisms, vibration generated when the unmanned aerial vehicle lands is effectively alleviated, the vibration reduction performance of the unmanned aerial vehicle is improved, and the replaceable buffer supporting leg is easy to be popularized.
Owner:浙江威步机器人股份有限公司

Two-slit interference and single slit diffraction experimental instrument

The invention relates to a two-slit interference and single slit diffraction experimental instrument which comprises a horizontal plate. The two-slit interference and single slit diffraction experimental instrument is characterized in that a supporting rod is fixedly arranged on one side of the middle of a first supporting column, a laser is horizontally and fixedly arranged at the top end of thesupporting rod, a first sleeve is horizontally and fixedly arranged at the top end of the first supporting column, the laser and the first sleeve are located on a same horizontal line, a second sleeveis arranged out of the end, far away from the laser, of the first sleeve in a sleeving manner, a gap head is arranged at the end, far away from the first sleeve, of the second sleeve in a sleeving manner, and sliding blocks are fixedly arranged at the bottoms of a second supporting column and a third supporting column. By arranging the adjusting supporting columns and a horizontal tester, the horizontal degree of the horizontal plate is adjusted conveniently, so that the experimental result is more accurate. By arranging a brightness adjustor, the brightness of a light source sent by the laser can be adjusted. By arranging a first fastening screw, the gap head is replaced and mounted conveniently. By arranging the sliding blocks, the positions of a light screen and the gap head are adjusted conveniently.
Owner:TIANJIN LIANGYI TECH

Plastic film coiling device convenient to install and replace

The invention relates to the field of manufacturing of film, in particular to a plastic film coiling device convenient to install and replace. The plastic film coiling device convenient to install and replace comprises a coiling device, a paper tube supply box, a finished product collecting box and a base, wherein the coiling device is fixed on the base and comprises a coiling roller, fixing frames, detachment motors, a separation screw rod and a separation motor; the two ends of the coiling roller are rotationally connected with the fixing frames; the coiling roller is divided into two halves from the middle, and the two halves of the coiling roller are connected through threads in the middle; the detachment motors are connected with the two ends of the coiling rollers through belts and drive the rotation of the coiling rollers to control detachment and combination of the coiling roller; and the separation screw rod penetrates through the lower portion of the fixing frame, and the two ends of the separation screw rod are provided with threads in opposite screw directions. Through automatic control with an upper computer, the plastic film coiling device convenient to install and replace realizes the function of rapidly taking paper tubes of plastic film coils, avoids the situation that the film coils are too large or too small, and improves the quality of products.
Owner:泉州嘉德利电子材料有限公司

Vibration-damping band for substituting speed hump to reduce floor slab vibration

ActiveCN104032687AEasy to install and replaceReduce floor vibrationTraffic signalsRoad signsShearing deformationSteel plates
The invention provides a vibration-damping band for substituting a speed hump to reduce floor slab vibration. The speed hump is mounted on the upper surface of a floor slab of a building structure, and not only plays a role of slowing down a vehicle, but also can reduce a load of the vehicle on the floor slab in the running process; the speed hump comprises an upper steel plate layer, a lower steel plate layer, and a middle soft rubber layer with a buffer effect; the integral height of the speed hump is smaller than that of a commonly-used speed hump; the vibration-damping effect of the speed hump is mainly embodied as follows: the rubber layer with relatively small elastic modulus has relatively great shearing deformation under the collision of the fast running vehicle and thus a part of energy is dissipated; the speed hump of which the upper surface is relatively flat effectively inhibits a galloping phenomenon when the fast running vehicle runs through the speed hump; the speed hump is relatively wide, so that after the fast running vehicle runs through the speed hump and jumps slightly, the fast running vehicle still falls onto the speed hump with relatively small vertical rigidity so as to weaken transmission of a vertical impact load to the ground surface or the floor surface.
Owner:HARBIN INST OF TECH SHENZHEN GRADUATE SCHOOL

Self-adjusting opening and closing hot cover and full-automatic gene amplification instrument using hot cover

The invention discloses a self-adjusting opening and closing hot cover and a full-automatic gene amplification instrument using the hot cover. An existing gene amplification instrument adopts a manualuncovering mode, and the provided pressure varies from person to person, so that the gene amplification effect is influenced. The hot cover comprises a driving mechanism and a hot cover module, wherein the hot cover module comprises a hollow hinged frame, a supporting block, a guide sleeve, a sliding rod, a movable pressing plate, coil springs, a hot cover shell and an annular rubber pad. According to the invention, in a closing process of the hot cover shell, a crank and a connecting rod are driven through a stepping motor, then the connecting rod drives the movable pressing plate, finally the closing process is achieved through acting force of the springs, and it is guaranteed that constant pressing force is kept in the closing process of the hot cover shell under the action of the springs; and the coil springs wound at the two ends can provide constant acting force for the movable pressing plate, so that it is guaranteed that the pressing force of the movable pressing plate on a PCR tube is constant, PCR tubes of 0.1 ml and 0.2 ml can be adapted at the same time, the operation is automatically completed, and after the pressing force of the movable pressing plate on the PCR tubeis pre-adjusted, PCR tube pressing cracking caused by overpressure can be avoided.
Owner:HANGZHOU BIOER TECH CO LTD

Data center busbar system

InactiveCN105870789AEasy to install and replaceLive installation and replacementBus-bar/wiring layoutsBus-bar installationPlug and produceDistribution system
The invention relates to the field of power supply and distribution, in particular to a data center busbar system. The data center busbar system comprises a start end box, a power supply system main busbar, a plurality of jack boxes, an equipment cabinet and a main-control box, wherein the start end box is used for original power supply of the system; the power supply system main busbar is connected with the start end box; the multiple jack boxes are connected to the power supply system main busbar; the upper portion of the equipment cabinet is provided with PDU plug devices, and the PDU plug devices are connected to the jack boxes in a plug mode; the data in the jack boxes are transmitted to the main-control box in a wired or wireless mode. Compared with the prior art, the plug positions of the jack boxes of the data center busbar system can be selected at will, connection is reliable, the jack boxes can be used after being plugged, the equipment cabinet is internally provided with the PDU plug devices to supply power to all units in the equipment cabinet, and power is taken by directly plugging the upper ends of all the units into plugs below the jack boxes; safety of a power distribution system can be protected and controlled, and real-time monitoring and data acquisition can be further conducted on the power distribution system.
Owner:ZHENJIANG GARDERMOEN INTELLIGENT POWER TECH CO LTD

Tire valve cap and tire condition monitoring device and system

InactiveCN103434346AEasy to install and replaceOvercoming poor anti-theftTyre measurementsTyre-inflating valvesAutomotive engineeringCondition monitoring
The invention discloses a tire valve cap and a tire condition monitoring device and system. The tire valve cap comprises a battery chamber arranged in a valve cap, and an electrode contact is arranged in the battery chamber. The tire condition monitoring device comprises a tire valve cap, a battery arranged outside a tire, a metal conductor and a condition-detecting main control circuit arranged in the tire. The condition-detecting main control circuit is electrically connected with the battery through the metal conductor in the tire valve cap and the electrode contact in the battery chamber in sequence. The tire condition monitoring system comprises a tire condition monitoring device. The tire valve cap and tire condition monitoring device and system, provided by the invention, overcome the problems of the conventional tire condition monitoring system, such as difficulty in installation, poor maintainability, poor reliability and difficulty in battery change, are simple in structure and low in cost, and can bring good economic and social benefits. The tire valve cap and tire condition monitoring device and system, provided by the invention, can be widely applied in the automobile tire condition monitoring field.
Owner:深圳中科君浩科技股份有限公司
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