149results about How to "Easy structure installation" patented technology

The invention discloses an expandable mounting head for a chip mounter. The expandable mounting head comprises a supporting seat, a guide rail seat, a cam, a speed-reducing stepping motor, a coupler and a hollow pipe, wherein the supporting seat is a U-shaped frame formed by a supporting seat rear board, supporting seat top plate and a supporting seat bottom plate, wherein the supporting seat top plate and the supporting seat bottom plate are arranged at the two ends of the supporting seat rear board; the guide rail seat is the U-shaped frame formed by a guide rail rear board, guide rail top plate and a guide rail bottom plate, wherein the guide rail top plate and the guide rail bottom plate are arranged at the two ends of the guide rail rear board; and the guide rail rear board is shorter than the supporting seat rear board. The expandable mounting head for the chip mounter is the key constituent part of an economical and simple chip mounter, adopts the cam and a spring to realize a feeding mode of the mounting head in the vertical direction, adopts one speed-reducing stepping motor and the hollow pipe device to lead the speed-reducing stepping motor be coaxial with a suction pen, improves the mounting precision and meets the requirement of small enterprises and individual consumers to the economical and simple chip mounter.

The invention discloses a fixing structure of drying agents for an automobile lamp. The fixing structure comprises a rear cover and a pressing ring, a storage groove used for storing the drying agents is formed in the rear cover, the pressing ring is fixed on the rear cover to seal the drying agents in the storage groove, and a plurality of vent holes are formed in the pressing ring. The pressing ring is used for fixing the drying agents in the rear cover, the structure is convenient to mount, a worker can mount the structure as an accessory, the drying agents are firmly fixed and not prone to falling after assembling, the fogging problem of the automobile lamp can be effectively solved, and the drying agents are convenient to replace after moisture saturation inside the drying agents.

The invention relates to a Fresnel solar concentrating device. The Fresnel solar concentrating device comprises a Fresnel reflector device and a support adjustment device, wherein the Fresnel reflector device comprises a plurality of miniature Fresnel reflectors; the support adjustment device comprises a plane disc which is used for adjusting azimuth, a plane disc support device and bracket groups which are used for adjusting pitching angles of the Fresnel reflectors; the bracket groups which are used for adjusting the pitching angles of the Fresnel reflectors are installed on the plane disc which is used for adjusting the azimuth side by side; the miniature Fresnel reflectors of each row are arranged side by side and are inclined at the same angle; and all rows of the Fresnel reflectors form a zigzag shape in the same row and share the same focus. The azimuth of the miniature Fresnel reflectors is adjusted by a sun chasing device by controlling the rotation of the plane disc, and the pitching angles of the Fresnel reflectors are adjusted by controlling support cross rods of the miniature Fresnel reflectors, so that accuracy control can be realized; direct sunlight is irradiated on the miniature Fresnel reflectors, light and heat are gathered on heat collecting pipes by the miniature Fresnel reflectors, and the heat collecting pipes absorb the heat to heat internal working media for solar power supply.

The invention discloses a composite structural member for reducing noise and vibration in a ship cabin., The member comprises a outer layer micro-perforated plate, a framework and an inner layer micro-perforated plate, all of which are connected through connecting parts and enclosing walls for a chamber. The outer layer micro-perforated plate and the inner layer micro-perforated plate are fixedlyconnected and combined into a double-layer micro-perforated cavity through a frame, and a plurality of rows of multi-layer particle dampers are fixedly connected on two side walls corresponding to the frame in the cavity through elastic connecting rods. The outer layer micro-perforated plate and the inner layer micro-perforated plate are fixedly connected to each other through a frame. The invention can optimize the sound absorption coefficient of the micro-perforated plate without changing the cabin structure, broaden the sound absorption frequency band, improve the sound absorption effect,reduce the vibration of the cabin structure, and create a good cabin working environment. Moreover, the invention has the advantages of compact structure and convenient installation. It has a good prospect of engineering application.

The invention discloses a spherical hinge structure for a propulsion oil cylinder of a hard rock heading machine. The spherical hinge structure is composed of a propulsion oil cylinder spherical base and a spherical base baffle, wherein the propulsion oil cylinder spherical base and the spherical base baffle are integrated in a combined mode; the propulsion oil cylinder spherical base comprises a spherical base body, an inner spherical surface is arranged inside the spherical base body, an inner spherical surface circulation belt is arranged inside the spherical base baffle, the inner spherical surface and the inner spherical surface circulation belt are combined for forming a spherical cavity for installing a piston rod bulb of the propulsion oil cylinder, and the spherical cavity is matched with the piston rod bulb in shape. The problems that existing knuckle bearings of the propulsion oil cylinder are short in service life and liable to fatigue damage and breakage are solved.

The invention relates to a cooking utensil, in particular to a steam generator for a kitchen. The steam generator for the kitchen comprises a shell and is characterized in that the shell is provided with a steam generation cavity, a smoke collecting cavity and a smoke exhausting cavity sequentially from bottom to top; a tube plate is arranged between the steam generation cavity and the smoke collecting cavity; a gas stove installing cavity is arranged outside a bottom plate; the steam generation cavity comprises a plurality of smoke tubes installed in the vertical direction; the lower ends of the smoke tubes penetrate through the bottom plate and extend to the outside of the shell, and the upper ends of the smoke tubes penetrate through the tube plate to extend to the smoke collecting cavity; a steam output pipe is arranged on the steam generation cavity; and a smoke exhausting outlet is formed in the top of the smoke exhausting cavity. The smoke exhausting cavity is further provided with a heat exchange tube set, the two ends of the heat exchange tube set are provided with a water injection port and a water outlet correspondingly, and the water outlet is supplemented to the steam generation cavity through a pipeline. The steam generator for the kitchen has the beneficial effects that the steam generation efficiency is high, the structure is simple, maintenance is convenient, and the steam generator can be conveniently connected with other steaming utensils through pipelines and is clean and hygienic.

The invention discloses a wall panel and an installation method thereof. The wall panel comprises wall panel bodies and a backing layer, and the backing layer and the wall panel bodies are fixed in an adhesion mode. The wall panel bodies are divided into the first wall panel body, the second wall panel body roughly symmetrical with the first wall panel body, the third wall panel body and the like, wherein the first wall panel body and the second wall panel body are installed and fixed through a clamping device. The installation method includes the following steps that two adjacent wall panel bodies are selected, one wall panel body is fixed to the backing layer with gun nails through glue dispensing, an edge mortise hole is formed in the end of the wall panel body, and a connecting wane is inserted in the edge mortise hole; a groove is formed in the other wall panel body, glue is dispensed on the back side of the wall panel body, then the groove is connected with the connecting wane in a matched mode, operation is performed in the same way, and installation of the wall panel is completed. The wall panel is easy and convenient to install and low in cost.

The invention discloses a code printing device, which comprises a code arrangement mechanism, wherein the code arrangement mechanism comprises at least one driving wheel, driving levers and a character code connecting component, wherein the driving wheel is constructed by a hollow cylinder and is provided with a plurality of mounting grooves along the axial direction; the driving levers drive the driving wheel to rotate along a center shaft; the character code connecting component is connected to the driving wheel in a sliding manner, the character code connecting component comprises blocking pieces, elastic pieces, character code blocks and connecting rods, wherein each blocking piece is positioned in the corresponding mounting groove; each elastic piece is arranged between each blocking piece and the bottom of the corresponding mounting groove; the character code blocks are positioned on the lower side of the driving wheel; the connecting rods are respectively fixedly connected to the blocking pieces and the character code blocks, and each connecting rod penetrates between each mounting groove and the bottom surface of the driving wheel. The code printing device solves the technical problems that the code printing device in the prior art is not suitable for code printing in a deeper position and a machine head needs to occupy a larger space, and the code printing device capable of freely encoding while exchanging the contents of a matrix is provided.

The invention discloses a screening device convenient to clean and used for preparing degradable building materials. The screening device comprises a first-stage screening chamber, a first-stage screening chamber inlet, a first inclined block, a first-stage screening chamber outlet, a first rotating shaft, a first-stage screening basket, a second-stage screening basket, a third-stage screening basket, a first screen, a first motor, a refining chamber, a refining chamber inlet, a refining chamber outlet, a second motor, a second inclined block, a second rotating shaft, a smashing blade, a second screen and the like. The screening device is convenient to install and complete in function, multiple screening devices are arranged, screening can be carried out many times, the working efficiencyis high, the screening device is reasonable, simple and low in production cost, and loading and unloading are convenient to clean. All the components of the screening device do not need to be machinedcomplexly, the production cost is low, and the screening device is suitable for large-scale popularization. Buffer rods are arranged, the left side and the right side of a screen frame can have buffer performance, and therefore when the screen frame ascends and descends, the screen frame cannot shake, and the service life is prolonged.

The invention discloses an anti-overturning steel bar support used for cantilever coping concrete pouring and an installation method of the steel bar support, and belongs to the field of building structure construction. The steel bar support is composed of load-bearing steel bars, anti-overturning steel bars, brackets, unloading blocks, a support beam and a formwork system. The load-bearing steel bars penetrate through the brackets and make the brackets fixed to the side face of a pier body, main cross beam bodies of the support beam are arranged above the brackets respectively and supported by the unloading blocks between the brackets and the main cross beam bodies, straining beam bodies of the support beam are arranged between the two main cross beam bodies on the outer side of the pier body in pairs, the straining beam bodies are attached to the two sides of the pier body and fixed to the main cross beam bodies in a bolted mode, and the anti-overturning steel bars penetrate through the two corresponding straining beam bodies and fixed between the two straining beam bodies. The installation method sequentially comprises the steps of prefabricating steel bar holes, installing the steel bars, installing the brackets, installing the main cross beam bodies, installing the straining beam bodies and the like. Anti-overturning measures are added, the steel consumption is greatly reduced, the operation efficiency is improved, and the labor cost is reduced.

The invention provides a porous ceramic dust remover which comprises an emergency bypass device, an installation fixing device and a rapid connecting device, wherein the emergency bypass device is provided with a valved cylinder equipped with an electromagnetic valve, a valve plate is arranged at the bottom of the cylinder, the top of the cylinder is equipped with an air inlet pipe and a copper air nozzle, the valved cylinder is mounted on a base, air holes are formed in two sides of the base, and a round graphite gasket used for sealing is arranged at the periphery of a partition bypass hole; one end of a porous ceramic tube in the installation fixing device forms arc transition, a tube seal cushion is manufactured into a biarc shape forming a certain clearance with the porous ceramic tube and is attached to a tube nest and the porous ceramic tube, the top of the porous ceramic tube is equipped with a graphite flat washer, a tube pressing plate is fixed on the tube nest through bolts; one end of a blowing elbow in the rapid connecting device is welded with a connecting end with a tapered structure, one end of a long spray tube with a nozzle is also welded with the connecting end, the blowing elbow and the long spray tube are connected and tightly locked by a stainless steel clamp with a groove formed in an inner ring, and a seal ring is arranged between the blowing elbow and the long spray tube.

The invention discloses an air duct component of an air conditioner. The air duct component comprises a front air duct shell, a back air duct shell, a motor and a wind wheel, wherein the front air duct shell and the back air duct shell are both hollowed, and are fixedly connected; the motor is fixed on the back air duct shell; the wind wheel is arranged in an air duct defined by the front air duct shell and the back air duct shell, and is fixed on an output shaft of the motor; and an evaporator refrigeration component of the air conditioner is fixed on the front air duct shell. The front air duct shell and the back air duct shell are both hollowed to achieve the effects of heat insulation and heat retaining; the heat exchange between cold air in the air duct and hot air outside is reduced, and water vapor in the hot air is not cooled and condensed, so that the damage to electric appliance and metal parts in the product is prevented; and a heat retaining material has no need to be additionally mounted in installation.

The invention provides a wearable finger and wrist rehabilitation device. The rehabilitation device comprises a finger rehabilitation training part, a wrist rehabilitation training part, a supporting frame, a fixing base, a power and transmission part and a backpack with a power source. The rehabilitation device has two working modes, namely a wrist rehabilitation mode and a finger rehabilitation mode, the forearm of a patient is supported and fixed through the supporting frame, the fingers and the wrist are sleeved with the finger rehabilitation training part and the wrist rehabilitation training part respectively, and the finger rehabilitation training part and the wrist rehabilitation training part can work independently or work in a matched mode; the finger rehabilitation training part is provided with three stepping motors, and rehabilitation training of the thumb, the index finger and the other three parts is controlled through gear transmission. The wrist rehabilitation training part is provided with a special-shaped parallel mechanism. The finger and wrist rehabilitation device is unique and novel in structure, practical, reasonable, not prone to falling off, capable of achieving functional diversification, capable of conducting finger and wrist all-directional activity training, good in rehabilitation effect and high in use value.

The invention belongs to the technical field of application of air purification and particularly relates to an air purifier with a multilayered structure. The air purifier with the multilayered structure comprises a bottle-shaped shell, a limiting clamping seat, a supporting seat, a fan mounting seat, a pure plant filtering layer, a ceramic filter element, a fan and a base, wherein the limiting clamping seat, the supporting seat and the fan mounting seat are arranged on the inner wall of the bottle-shaped shell from top to bottom; the pure plant filtering layer is arranged on the limiting clamping seat; the ceramic filter element is arranged on the supporting seat; the fan is arranged on the fan mounting seat; the base is arranged on the bottle-shaped shell; the base is provided with an exhausting hole. The air purifier with the multilayered structure has the beneficial effects that the bottle-shaped shell adopts a blue and white porcelain structure design and is beautiful and elegant, so that the air purifier can be arranged on an office table, a bedroom desk and the like; the air purifier can be used as decoration when being used for purifying air and the applicable range is wide; a negative-ion generator adopts low-voltage weak current to release electrons so that the content of negative oxygen ions in the air is increased and the air purifier is good for health. Meanwhile, the air purifier with the multilayered structure is simple in structure, low in production cost and easy to popularize.

The invention discloses supporting equipment for bridge engineering construction. The supporting equipment comprises a column body, a base and a check ring, the column body is welded to the base, andthe check ring is welded to the top of the column body; a groove is formed in the upper portion of the middle of the column body, the groove is internally provided with a damping column, and the basecomprises two parallelly-arranged bottom plates; and the inner sides of the middles of the bottom plates are arranged as circular through holes, the outer sides of the middle of the bottom plates arearranged as arc-shaped protrusions, a plurality of division plates are welded between the bottom plates, and first reinforcing ribs are welded between the bottom of the check ring and the outer side of the column body in a circular array mode. The supporting equipment for bridge engineering construction is high in structural strength and convenient to mount, and the adopted damping materials havethe anti-aging performance, good elasticity, and the long service life.