86results about How to "Meet replacement" patented technology

The interventional operation equipment guiding instrument includes one lower support assembly, one upper crossbeam assembly, one angle regulator assembly, and one interventional guide assembly. The lower support assembly includes one bottom seat, one vertical pipe and one upper support pipe; the upper crossbeam assembly includes one T-shaped adaptor, one crossbeam and one union; the angle regulator assembly includes one casing, one spherical shaft, screws and nuts, one hand wheel and one transition board; and the interventional guide assembly includes one outer support, one inner support and one puncture needle. The present invention has at least 10 regulating freedom degrees for aligning the puncture needle to the disease focus and inserting the puncture needle into the disease focus accurately.

The invention relates to a fixture for sintering a semiconductor device and a sintering method for a plurality of tube cores of a semiconductor laser. The fixture comprises a base, a support frame, a cover plate, lifting columns, springs and fixed columns, wherein the support frame is fixedly arranged on the base; the cover plate is arranged on the support frame; the lifting columns are arranged in slotted holes of the cover plates, and extend to a part below the cover plate; the springs are sleeved on column bodies of the lifting columns, and grooves are formed in the bottom surfaces of the lower ends of the column bodies; the fixed columns are inserted into the grooves; and screw holes are formed in the lower lateral surfaces of the lifting columns; screws are screwed into the screw holes, and are used for blocking the springs, and fixing the fixed columns in the grooves. The semiconductor laser is arranged on a heat sink with a solder, the heat sink is arranged under the fixed columns, pressure is applied to the tube cores through the fixed columns under the action of the springs to well fix the tube cores of the laser and the heat sink, the fixture is covered and sealed through a protective cover, and the fixture and the protective cover are arranged on a heating table for sintering. The fixture is simple in structure; and a plurality of semiconductor lasers can be sintered at one time, so that the production efficiency is improved.

The invention discloses a magnesium-based composite material. The magnesium-based composite material is prepared from, by weight, 5-15 parts of nano material and 150-220 parts of magnesium alloy powder, wherein the nano material is composed of carbon nanotubes and nano ceramic, and the weight ratio of the carbon nanotubes to the nano ceramic is 1:(0.5-5). The invention further discloses a method for preparing the magnesium-based composite material. The method comprises the following steps that 1, the carbon nanotubes, ceramic nanoparticles and the magnesium alloy powder are taken and mixed to be uniform, and mixed powder is obtained; 2, the mixed powder is taken, a process control agent is added into the mixed powder, high-energy ball milling is conducted, and composite powder is obtained; 3, the composite powder is taken and subjected to heating and heat preservation, the composite powder is subjected to pressing, sintering and cooling after the process control agent is removed, and a composite ingot blank is obtained; 4, the composite ingot blank is taken and subjected to large plastic deformation processing and / or heat treatment, and the magnesium-based composite material is obtained. The magnesium-based composite material is better in mechanical property and high-temperature resistant property and meets the higher requirement of scientific and technological progress on material property.

The invention discloses a fracture-pore double-permeation medium dominant flow simulation device and an experimental method, and belongs to the technical field of geological engineering. The simulation device comprises a support, the support is detachably connected with a transparent container, the interior of the transparent container is filled with a fracture-pore double-permeation medium experiment model, the top of the transparent container is open, a leaching device is arranged above the transparent container, and the bottom of the transparent container is provided with a liquid rapid outflow port connected with a liquid collection device. The invention further discloses an experimental method of the simulation device and a manufacturing method of a fracture-pore double-permeation medium experiment model. The simulation device can highlight and enhance the dominant seepage experiment effect, experiment process is visualized by placing the manufactured fracture-pore double-permeation medium experiment model in the transparent container, and formation of dominant flow is observed at any time; material manufacturing, experiment process displaying and result analysis are modeled and informationalized, and requirement for a lab is lowered.

The invention provides an optical fiber mix-melting integrated tray capable of being intelligently upgraded. The optical fiber mix-melting integrated tray is not only suitable for a traditional optical fiber communication carrier tray but also suitable for the carrier tray capable of smoothly expanding intelligent optical fiber communication. The optical fiber mix-melting integrated tray can satisfy the use of a plurality of adapters and matched movable connectors, and includes a terminal tray, a melting tray, and a cover plate, wherein the terminal tray includes a melting tray supporting area, an adapter installation opening, rotating shaft bearers, and fiber-winding columns. The left and the right sides of the melting tray supporting area are respectively provided with upper convex bearing side walls. At least two groups of fiber-winding columns are respectively arranged in the melting tray supporting area. The two rotating shaft bearers are respectively arranged at two sides of the rear ends of the terminal tray and protrude upward. Gap structures are arranged at the oblique upward position inside the rotating shaft bears. Melting tray rotating shafts are arranged at the two sides of the rear ends of the melting tray. The melting tray rotating shafts are inserted in rotating shaft bearer installation holes under the corresponding position.

The invention discloses a tool set capable of replacing an insulator chain of an ultra-high-voltage transmission line under an electrified state and a use method for the tool set. The tool set for replacing a duplex L-shaped composite insulator comprises a cross arm side back buckle capable of being mounted on a fitting at the suspension point of the insulator, and a T-shaped large knife buckle capable of being mounted on the fitting at the suspension point of a wire; an adjustable insulating pull rod and a linear wire-tightening device are arranged between the two ends of the cross arm side back buckle and the two ends of the T-shaped large knife buckle; and meanwhile, on the basis of the developed tool set for replacing the duplex L-shaped composite insulator, two inner side through holes of the T-shaped large knife buckle are connected with a wire-tightening screw rod and a half-moon buckle so as to realize an operation of replacing a duplex V-shaped whole insulator chain of the ultra-high-voltage transmission line under the electrified state. By adoption of the tool set, the problem existing in replacing the duplex L-shaped composite insulator and the duplex V-shaped whole insulator chain of the ultra-high-voltage transmission line under the electrified state is overcome; a large-area power failure is avoided; the power supply stability and reliability of the power grid are effectively improved; and obvious economic and social benefits are achieved.

The invention relates to an optical interference and diffraction based holographic display device of a showcase. The display device comprises a bearing rack, separator plates, coated glass, a projection rack, cameras, at least one LED display, projection imaging glass, a holographic projection film, illuminating lamps, a projector, a supporting desk, a rotary table mechanism and a control system; and the bearing rack is divided into a holographic imaging cavity, a projection cavity and a bearing cavity from top to bottom by the separator plates, the supporting desk is embedded into the bottom of the bearing cavity via the rotary table mechanism, the cameras are distributed uniformly surrounding the supporting desk, the projector is mounted in the bottom of the projection cavity, the illuminating lamps are distributed uniformly surrounding the optical axis of the projector, the projection imaging glass is embedded into the separator plate between contact surfaces of the projection cavity and the bearing cavity, different coated glass is connected mutually via the projection rack, and the LED display is embedded into the upper end of the holographic imaging cavity. According to the invention, the requirement of optical holographic imaging display of information which needs displaying can be met, and an object which needs displaying can be displayed comprehensively and flexibly in different angles in the holographic information display process.

The invention discloses a bending following material support device. The bending following material support device comprises a rack. Four screws are fixedly arranged on the outer surface of the upperend of the rack. The upper ends of the four screws are provided with a main installing plate in a penetration manner. Four nuts are fixedly arranged at the upper end of the main installing plate. Thefour screws correspond to the four nuts in a one-to-one manner. A motor installing base is fixedly arranged on one side of the upper end of the main installing plate. The bending following material support device is provided with an aviation connector, the screws and a programmable servo control unit, a bending machine can be rapidly replaced for usage, die height replacement for the bending machine can be achieved, an independent control system is arranged and can exchange communication signals with the bending machine, and safety and stability can be guaranteed. The bending machine sliding block position information is obtained, synchronous actions with the bending machine are guaranteed, and precision is very high; and the bending following material support device can be commonly used for a numerical control bending machine and an ordinary bending machine, certain practicability is achieved, and better usage prospects are brought.

The invention relates to a system and a method for detecting the elasticity of livestock and poultry meat as well as fruits and vegetables. The system comprises an elasticity detection device, a control box and an upper computer. A control system is arranged in the control box and is used for responding an operating signal transmitted by the upper computer and controlling the rotating speed and the rotating direction of a stepping motor so as to control ascending and descending of a lifting platform; and a pressure signal acquired by a pressure sensor is received and transformed into a digital signal, and the digital signal is transmitted to the upper computer. The upper computer performs data processing on the received digital signal, displays in a curve form and stores detection data in the elasticity detection process. The system adopts integrated modularized design, the control system is separated from a hardware structure, all parts are connected through serial port lines, and the system is easy to carry, install-and-play and low in cost. The pressure sensor is arranged downwards, so the detection precision is improved. The system is simple to operate, the output result is intuitive and easy to understand, and real-time displaying can be realized; meanwhile, the measured detection data can be stored for subsequent data analysis.

The invention provides a vehicle offline detection system and detection method for detecting a Bluetooth key function. The detection system comprises a production data system, electric detection equipment, an encryption machine, a handheld detection device and a Bluetooth key controller assembled on a vehicle; the electric detection equipment is deployed on a vehicle production line and used for acquiring vehicle information data of a detected vehicle and synchronizing the vehicle information data to the production data system through a local area network; the handheld detection device is connected with the production data system and the encryption machine through the local area network, the handheld detection device acquires corresponding vehicle information data through the production data system and sends the vehicle information data to the encryption machine, and the encryption machine generates a session key according to the vehicle information data and feeds back the session keyto the handheld detection device; the handheld detection device is provided with an APP for a user to perform Bluetooth control on the vehicle, the handheld detection device and the Bluetooth key controller are connected through Bluetooth and detect the detected vehicle through the APP, and a detection result is fed back to the production data system and stored.

The invention discloses a flexible clamp apparatus for an automobile assembly parts conveying system, comprising two bearing beams parallel to each other; a slide rail is provided between the two bearing beams, at least two clamp units are disposed on the slide rail, a spacing adjustment is arranged between the two bearing beams, each clamp unit comprises a support frame slidably and fitly mounted on the slide rail, two ends of the support frame are provided with clamp mechanisms respectively, each clamp mechanism comprises a connecting sleeve, the upper end of each connecting sleeve is provided with a connecting shaft that is rotationally fitly connected with the corresponding support frame, a rotational drive mechanism is arranged on each support frame, the lower end of each connecting sleeve is provided with a clamp support that is provided with a switching support mechanism, each switching support mechanism comprises two rotary shafts arranged horizontally and parallel to each other with the two rotary shafts being rotationally fitly mounted to the corresponding clamp supports respectively, a connecting fork is connected to each rotary shaft, a support rod is releasably mounted on each connecting fork, each support rod is provided with a positioning pin or a V-shaped block, and each clamp support is provided with a switching drive mechanism.

The invention discloses a hybrid glass fiber diaphragm for a storage battery as well as a method and system for manufacturing the hybrid glass fiber diaphragm. The hybrid glass fiber diaphragm for the storage battery mainly comprises superfine glass fiber cotton, a hydrophobic fiber substance and aerosol, wherein according to the hybrid glass fiber diaphragm, the hydrophobic fiber substance is added in a hydrophilic glass fiber, so that the discharge capacity of the storage battery is increased, the tensile strength of the diaphragm is enhanced, the electrolyte absorbing quantity of the diaphragm is increased and further the cycle service life of the storage battery is prolonged; and due to the addition of a proper amount of aerosol, the pierce resisting strength and the tensile strength of the diaphragm in a dry state and a wet state are enhanced. Therefore, the performances of the diaphragm are improved; and meanwhile, the production efficiency and performances of the battery are improved.

The invention relates to a system and a method for binding based on a concrete production formula. The system comprises an information acquisition unit, an upper computer control system, a material scale master control device and a material bin master control device, wherein the information acquisition unit is used for acquiring production formula information and transmitting the acquired production formula information to the upper computer control system, the material bin master control device and the material scale master control device respectively; the upper computer control system is used for receiving the production formula information transmitted by the information acquisition unit and binding a corresponding material to a weighing channel of a corresponding material scale according to the production formula information. The system can automatically convert the production formula into a formula of a material bin and the material scale, dynamically maintain a corresponding relation between the material scale and the material bin, and allow the stirring station to be capable of better satisfying increase of the production material of the stirring station, replacement of the material bin and mutual replacement between the material scales.

The invention discloses an universal cold plate for an airborne punch-through liquid cooling module. According to the universal cold plate, the heat dissipation requirement of the module can be met, the component arrangement and flow resistance matching of themodule are facilitated. According to the technical schemes of the invention, an arch-shaped flow channel is formed by U-shaped opening flow channels around a liquid cooling channel; heat exchange pipes which are fixed in the middle of a micro-channel cold plate and are arranged in parallel are surrounded in the micro-channel cold plate; and an LRM liquid cooling adapter connector connected with an external liquid cooling source penetrates through fluid through a flow channel of the micro-channel cold plate to form a secondary heat exchange liquid cooling channel taking away heat; and the heat exchange pipe parallel to a cooling liquid flow direction exchanges heat with a cooling liquid flow channel connected with the heat exchange pipe, liquid pressure vapor flow around the heat insulation exchange pipe wall of the evaporation heating end of the heat exchange pipe is instantly vaporized,the vapor flow flows towards a condensation end under traction of pressure, a large amount of heat is released, heat of a high-heat area in the middle of the LRM module is quickly diffused to a low-heat liquid cooling flow channel region, so that the heat of the component of the LRM module is taken away and dissipated.

The invention discloses a multi-machine free moving mold changing vehicle, which comprises a vehicle frame, wherein a moving mechanism used for driving wheels is arranged under the vehicle frame; an ascending and descending mechanism used for ascending and descending a conveying roller way is arranged on the vehicle frame; one side of the vehicle frame is provided with a positioning mechanism used for positioning the mold changing vehicle and an injection molding machine; the positioning mechanism comprises at least one positioning rod and a positioning insertion rod; the positioning rod is vertically arranged at one side surface of the vehicle frame; the positioning insertion rod is movably and vertically arranged on the other side surface of the vehicle frame; the positioning rod is matched with a positioning groove fixedly arranged on the group to be used. The multi-machine free moving mold changing vehicle has the beneficial effects that the wheels can be artificially driven or can be driven by a first motor; time and labor are saved during the realization; the precise mold changing is realized through installing the positioning mechanism used for positioning the mold changing vehicle and the injection molding machine on the mold changing vehicle; the fixation of the whole device is realized through the arrangement of the positioning groove, a positioning rod and the positioning insertion rod; the whole mold changing vehicle can realize the free moving; the mold changing requirement of a plurality of injection molding machines can be met.

The invention provides an LED lighting device including a heat dissipation lamp holder, an LED chip, a fireproof lamp tube, a reflection cup and lamp cover, a cup bottom sealing ring, a cup body sealing ring, a lamp tube sealing gasket and a lamp cover sealing ring, the fireproof lamp barrel is connected to the heat dissipation lamp holder; wherein a lamp tube sealing gasket is arranged between the fireproof lamp barrel and the heat dissipation lamp holder, the cup bottom of the reflection cup is hermetically connected to the heat dissipation lamp holder through a cup bottom sealing ring, thecup body of the reflection cup is hermetically connected to the fireproof lamp tube through a cup body sealing ring, a lamp cover sealing ring is arranged between the lamp cover and the fireproof lamptube, the cup opening of the reflection cup is hermetically connected to the lamp cover, and the lamp cover forms a light-emitting lens. According to the invention, high-sealing connection between the lamp tube and the heat dissipation lamp holder in a split design is realized. According to the LED lighting device, the structure of the reflection cup is improved, meanwhile, sealing design is conducted from the cup bottom, the cup body and the cup opening, a lamp cover sealing structure is designed, the sealing effect is greatly improved, the flame-retardant sealing grid is innovatively introduced, flame retardance and sealing performance are ensured, and the whole LED lighting device is convenient to assemble, low in weight, excellent in fireproof and waterproof sealing performance and wide in application prospect.

The invention provides a manipulator with an adjusting structure. The manipulator comprises a moving base which has a plurality of degrees of freedom of operation, and an adjusting module of which one end is chained with the moving base, wherein the adjusting module comprises a main body, a sleeve, a fixing part and combining means; the main body extends in a direction to form an elongated structure, and the extending direction is defined to be an axis direction; outer threads and an axial groove are formed in the outer edge surface of the main body; the sleeve is provided with a through hole sleeved with the outer threads; a bulge corresponding to the groove is arranged on the inner edge surface of the through hole; the bulge is stored into the groove to limit the degree of freedom of the sleeve rotating relative to the main body; the fixing part is provided with a through hole of which the inner edge surface is provided with inner threads, and the inner threads are screwed to the outer threads in the main body; the fixing part is fixed on one end surface of the sleeve through the combining means.

The invention discloses a debuggable movable hydraulic oil source. The debuggable movable hydraulic oil source comprises a hydraulic pump, a motor, a check valve, an oil filter, an overflow valve, a speed regulation valve, a throttle valve, an electric heater, a pressure sensor, a temperature sensor, a three-way ball valve, a flow sensor, a heat exchanger, a proportion water valve, a liquid level meter, a cut-off valve, an air filter, an oil tank and an oil tube, wherein all the components are connected by the oil tube and tube joints; the three-way ball valve is adjusted, and the pump motor and the electric heater are started to carry out self-circulation heating for oil in an oil tanker; then the three-way ball valve is adjusted, the throttle valve and the speed regulation valve are adjusted to adjust a system flow to a target value, a target temperature value is input in an operation interface, and then various tests are carried out on the tested equipment. The source disclosed by the invention solves the problem of low or nonadjustable accuracies of parameters of an oil source pressure, a flow, a temperature and the like of a heat exchange test.

The invention discloses an article shielding hood device, and particularly provides the shielding hood device for an automobile. The shielding hood device comprises a hood body assembly composed of a front hood body, a rear hood body, a left hood body, a right hood body, an upper hood body and fixing ropes. Extensible bodies used for adjusting the covering area of the hood bodies, liners capable of enabling the hood bodies to be flat and shielding blocks are arranged on the hood body assembly, wherein the shielding blocks can be flexibly mounted and connected according to requirements and can also be conveniently dismounted and replaced. A storage assembly is arranged outside the hood body assembly. The shielding hood device has the advantages that the shielding hood device is universal for shielding various automobile types attractively and conveniently at a public parking lot so that the automobiles can be stored and managed, various advertisement carriers can be arranged according to different requirements, and the advertising resources of public parking lots can be fully used; the components can be replaced according to different requirements of season changing and different requirements of vision, so that the shielding hood device can better meet requirements, and cost is lowered.

The invention provides a bi-directional shovel arm cavity assembly type tray and belongs to the technical field of stacking and packaging materials. The tray comprises a pair of tray bodies. The tray is characterized in that tray body metal reinforcing frames are embedded into tray body cavities of the tray bodies, the left end, the middle portion and the right end of one side opposite to a tray body lower panel of each tray body are each provided with three cushion block embedding cavity cofferdams which are distributed at equal distance from front to back and protrude out of the tray body lower panels, an area located in each cushion block embedding cavity cofferdam forms a cushion block embedding cavity, a cushion block is arranged at the position corresponding to each cushion block embedding cavity, by means of the cushion blocks, space is kept between the tray bodies, moreover, the tray bodies are fixedly connected at the positions corresponding to the cushion blocks through screws, the space between the front and the back of every two adjacent cushion blocks forms a transverse shovel arm cavity, and the space between the left and the right of every two adjacent cushion blocks forms a longitudinal shovel arm cavity. According to the tray, the strength of the tray bodies is improved, the service life is prolonged, damaged parts can be replaced purposefully, and using is flexible.

A connecting tool of a motor testing platform comprises a first coupler (8), a flange (7) and a stepped shaft (6), wherein the first coupler (8), the flange (7) and the stepped shaft (6) are sequentially connected with a measurement and control machine. The connecting tool of the motor testing platform is further provided with a fixed support (2) which is provided with a connecting portion (3), one end of the connecting portion (3) is connected with the stepped shaft (6), the other end of the connecting portion (3) is connected with a second coupler (1), the second coupler (1) is connected with a tested motor and divided into a fixed end (11) and a detachable movable end (12), and the movable end (12) is connected with the tested motor. The connecting tool of the motor testing platform can meet testing requirements on motors with different capacities, is convenient to replace, and is high in system concentricity, stable and capable of being widely applied to the field of motor testing platforms.

The invention provides a production system of coal-based barbecue charcoal with a small particle size. The production system of coal-based barbecue charcoal with a small particle size includes production equipment. The production equipment includes crushing equipment, material preparation equipment, conveying equipment, forming equipment, drying equipment and packaging equipment. The crushing equipment is butted with the material preparation equipment. The material preparation equipment is butted with the conveying equipment. The conveying equipment is butted with the forming equipment. The forming equipment is butted with the drying equipment. The drying equipment is butted with the packaging equipment. The forming equipment includes stamping forming equipment, extrusion molding equipmentand roll forming equipment. The production system of coal-based barbecue charcoal with a small particle size provided by the invention can meet the needs of different manufacturers, has long equipment service life and high working efficiency, reduces the workload of workers, reduces the labor cost, can reuse the residual heat in wind, and is beneficial to energy saving and emission reduction.

The invention discloses a holographic projection intelligent image system and a use method thereof, and relates to the fields of display technology, intelligent control technology and computer application systems. The problems of individualized requirement customization in the holographic projection field and the demand for expanding the application range of the product are solved. The holographicprojection intelligent image system comprises an audio-visual production system selects a front face photo and a side face photo of a target in a stereoscopic image synthesis module to synthesize a static stereoscopic image, and / or, audio and video needing to be displayed by a holographic image display system through a dynamic scene synthesis module in cooperation with a sound synthesis module; astereoscopic holographic image and sound matched with the stereoscopic holographic image are displayed by the stereoscopic image display module and a sound playing module of a holographic audio and video display system; and the display control, and / or sound playing control of the stereoscopic holographic image are performed by a touch control module and / or a noncontact control module of an intelligent control system.

The invention discloses a hydraulic quick-change device. The hydraulic quick-change device comprises a quick-change oil cylinder and a quick-change control valve. The oil inlet channel and the oil outlet channel of the quick-change control valve are both provided with reducing valves, and the oil inlet and the oil return inlet of the quick-change control valve are connected with quick joints through one-way valves. By additionally arranging the reducing valves on the oil inlet channel and the oil outlet channel of the hydraulic quick-change device, the quick-change oil cylinder can work under a low-pressure environment and accordingly can be of a lower-pressure structure, the cost can be saved; besides, by additionally arranging an energy accumulator, emergent removal or change of accessories can be achieved.

The invention discloses a self-service patient bedding and clothing replacing machine. The invention belongs to the technical field of medical instruments, the cleaning cabinet comprises a cabinet body and a spring goods channel which is arranged in the cabinet body and used for placing cleaned bedding and clothing. The cabinet body is further provided with a supply port connected with the springgoods channel through a funnel. Recovering a first input port of the common polluted bedding and clothing; wherein the first input port is connected with the first input port, the second input port isconnected with the second input port, the touch screen display is used for displaying bedding and clothing taking and changing information of a patient and operating a spring goods channel to put andclean bedding and clothing, the bar code scanner is used for scanning bar code information, and the microprocessor is used for processing the information. The touch screen display and the bar code scanner are both connected with the microprocessor, and the first bedding and clothing barrel and the second bedding and clothing barrel are located in the two independent cavities in the cabinet body respectively. Timeliness in replacement of the patient bedding and clothing can be met, effective turnover of the patient bedding and clothing is guaranteed, replacement and returning are achieved, andthe problems that cross infection is caused due to the fact that polluted bedding and clothing are not taken randomly, and clean bedding and clothing are not lost are solved.

The invention relates to the technical field of new energy automobiles, in particular to a new energy automobile endurance device and a new energy automobile. The device comprises a shock absorber, wherein the shock absorber is mounted on an automobile suspension; an endurance device is arranged on the side face of the shock absorber, and the endurance device comprises a machine shell, a partition plate, a power generator, a chassis, a driving device and a rolling device; suspensions are mounted on the two sides of the chassis, and the rolling devices are mounted on the suspensions; the shock absorber is installed on the side face of the rolling device, and the endurance device is installed on the chassis. A driving device is fixed on the surface of the left side of the chassis, and is linked with the rolling device; a cage type reinforcing frame and a three-dimensional battery box are fixed to the upper surface of the base plate, and the three-dimensional battery box is installed in the cage type reinforcing frame. A cage type framework is adopted at the endurance device placing position, the strength of the vehicle body is guaranteed, a three-dimensional replacement mechanism is arranged, and replacement of all battery packs is met.

The invention discloses a glass hanger, a heavy-weight glass hanging wall system using the glass hanger and a method. By fixed arrangement of double-C square pipes with mounting slots on a wall body, glass hangers are mounted in the mounting slots of the double-C square pipes, then a glass hanging wall is fixed between the upper and lower glass hangers, and the upper and lower glass hangers support the glass hanging wall to realize mounting of the glass hanging wall; when a deviation occurs during mounting or the glass hanging wall is needed to be replaced, only the originally mounted glass hanging wall is taken out between the upper and lower glass hangers, and a new glass hanging wall is mounted between the upper and lower glass hangers; the whole mounting structure is not needed to break, and the overall mounting cost is greatly reduced; and meanwhile, the demand of a user for conveniently replacing the glass hanging wall is met.

The invention discloses detachable simple earmuffs. The detachable simple earmuffs comprise a U-shaped support and heat-insulating protective covers. The U-shaped support is a soft silica-gel strip and is provided with two U-shaped through holes. Two ends of each U-shaped through hole extend out of two ends of the U-shaped support. Soft positioning rods are inserted into the corresponding U-shaped through holes. The heat-insulating protective covers are fixed to one ends, extending out of one ends of the U-shaped through holes, of the soft positioning rods. Positioning screws are in screw joint with outer walls of left and right sides of the U-shaped support. The ends of the positioning screws extend into the corresponding U-shaped through holes and are nested in recessed holes in the corresponding soft positioning rods. The components of the detachable simple earmuffs can be replaced, so that the detachable simple earmuffs are quite convenient; the U-shaped support is adjustable in length, and usage requirements of users with different head types are met; the detachable simple earmuffs are convenient to wash and replace.

The invention relates to the technical field of sunglasses, particularly to a pair of outdoor sunglasses easy to mount or dismount, thereby solving a problem that the existing glasses is not convenient to dismount or mount and replace lenses. A first glasses frame is arranged at one side of a second glasses frame; a nose bridge is connected between the second glasses frame and the first glasses frame; pile heads are fixed to the long-distance ends of the first glasses frame and the second glasses frame; and first lens grooves are formed in the inner sides of the second glasses frame and the first glasses frame. According to the invention, the outdoor sunglasses having a simple structure is used conveniently. Because hinges and the pile heads are fixed by screws, so that the glasses is convenient to mount or dismount; second glasses legs are inserted into first glasses legs and the overall lengths of the second glasses legs and the first glasses legs can be adjusted randomly based on cooperation of clamping mechanisms and clamping protruding bars, so that needs of users with different head shapes are met, wearing becomes stable, and practicability is enhanced; and limiting blocks are adjusted by adjusting mechanisms and lenses with different colors can be replaced rapidly and conveniently, so that the user experience is improved.