51results about How to "Convenience to work" patented technology

The invention relates to a two-chamber low-pressure casting holding furnace and a low-pressure casting method. The two-chamber low-pressure casting holding furnace comprises a heat preservation chamber, a low-pressure casting chamber, a communicating cavity, a liquid rising pipe, a first air inlet pipe and a liquid opening, wherein the heat preservation chamber comprises a precipitation cavity and a confluence cavity; and the communicating cavity comprises a liquid inlet section, a transition section and a liquid outlet section. Compared with the prior art, the heat preservation chamber of the holding furnace is directly communicated with the low-pressure casting chamber, an intermediate valve is omitted, and the pressure bearing capacity of the holding furnace is greatly improved; and large pressure can be generated by arranging a second air inlet pipe and enabling the second air inlet pipe to be matched with the first air inlet pipe, so that the overall working performance of the holding furnace is improved in a spanning manner, the holding furnace can be used for producing thin structural parts, such as automobile chassis parts, A columns and B columns, with larger projection areas, and the practicability of the holding furnace is greatly improved.

The application belongs to the field of cutting tools, and provides a turning force measuring tool with embedded flexible sensors and a machine tool, which effectively measures the turning force without affecting the structure of the turning process, and ensures the accuracy and reliability of the signal, and the technical scheme comprises a tool body, the tool body comprises a blade, a positioning assembly and a clamping assembly for clamping the blade; the positioning assembly comprises a freedom degree limiting assembly for limiting the movement of the blade along the x-axis, y-axis and z-axis directions; a flexible sensor is arranged on the lower surface of the blade, a flexible circuit is arranged at the front end of the tool body, the pressure sensor and the flexible circuit are connected through flexible wires; the flexible sensor is used for converting the deformation of the blade under the action of the turning force into a voltage signal; and the flexible circuit is used for calculating the size of the turning force according to the relationship between the voltage signal and the turning force.

This utility model discloses a microelectronic component testing and screening device, relating to the field of electronic component processing technology. It includes: a frame with a feeding and conveying system mounted on it; a double-sided testing mechanism mounted on the frame, comprising a testing component and a pair of flipping clamping components, the flipping clamping components being able to clamp and flip the microelectronic components to be tested so that the testing component can perform double-sided testing; a screening mechanism including a guide plate that can move horizontally above a waste guiding component and a discharge conveying system; and a waste collection box located below the waste guiding component for collecting products that fail the testing. This utility model features high testing accuracy and high working efficiency.

The utility model relates to the technical field of manned crane, especially a manned crane, including support component, support component includes a plurality of crossbeam that interval setting, the crossbeam top surface left and right symmetry is provided with two groups of hoist and lift mechanism, and the hoisting rope of two groups of hoist and lift mechanism is commonly connected with box body component, and two groups of hoist and lift mechanism not only can jointly lift or descend box body component, but also can respectively and individually lift or descend box body component, and the limiting component that prevents the shaking of box body component during moving is still arranged on the both sides of box body component, the utility model's advantage lies in: through the setting of two groups of hoist and lift mechanism, can effectively prevent the hoisting rope of one group of hoist and lift mechanism from breaking, the device cannot be normally used, greatly improves the service life of device, greatly improves the security of device, more practical.

The application discloses a shrinkage-compensating concrete containing acid-free weak base expandable graphite and a preparation method thereof. The concrete comprises cement 200-500 parts, mineral admixtures 50-200 parts, fine aggregate 600-800 parts, coarse aggregate 1000-1300 parts, water 120-200 parts, additive 5-15 parts and acid-free weak base low-temperature expandable graphite 15-75 parts. The expansion trigger temperature of the graphite is 90-100 DEG C, and the pH value is 6.0-8.0. The method comprises the following steps: firstly, uniformly mixing and stirring cement, mineral admixtures, fine aggregate, coarse aggregate and acid-free weak base low-temperature expandable graphite to obtain dry mixture B; secondly, mixing water and additive and adding the mixture into the dry mixture B to uniformly stir to obtain a concrete mixture; and thirdly, forming the concrete mixture, carrying out steam curing after final setting, naturally cooling to room temperature and obtaining the shrinkage-compensating concrete. Therefore, the concrete self-shrinkage can be precisely and efficiently compensated in the steam curing process of the concrete.

This utility model discloses an aging test device for wall-mounted products, relating to the field of photovoltaic inverter assembly and production. The aging test device includes: a track, a frame, a support frame, a bottom crossbeam, a top crossbeam, a sleeve, an upper bracket, and a lower bracket. Two bottom crossbeams are symmetrically and detachably mounted on the bottom surface of the frame. Roller assemblies are provided on the surfaces of the two bottom crossbeams near each other. The track is sandwiched between the two roller assemblies. Each roller assembly includes several rollers, with the center lines of the rollers arranged vertically. The lower end of the support frame is mounted on the frame. The sleeve, upper bracket, and lower bracket are arranged sequentially from top to bottom. The top crossbeam is detachably mounted on the upper end of the support frame. The sleeve is rotatably mounted on the top crossbeam. The lower bracket is detachably mounted on the support frame via fasteners. Product hangers are spaced apart on the upper bracket. The upper bracket, sleeve, and lower bracket are connected by a traction rope. This facilitates the assembly and aging test of large photovoltaic inverter products.

This invention belongs to the field of acrylic sheet cleaning technology and discloses an acrylic sheet cleaning mechanism, including a support frame, an acrylic sheet, and several guide rollers equidistantly installed thereon. Side frames are installed on both sides of the support frame, and the mechanism further includes two sets of cleaning mechanisms installed on the side frames, located above and below the acrylic sheet, respectively. The above solution uses a feeding mechanism to push the acrylic sheet into the cleaning mechanism. During its movement, the acrylic sheet is first sprayed with cleaning liquid from a spray nozzle. Simultaneously, a power motor drives a cam to rotate and squeeze the arc-shaped plate, thereby achieving efficient cleaning of the acrylic sheet surface. After the surface of the power motor passes the moving scraper, the fixed scraper further cleans the acrylic sheet surface, further improving the cleaning effect and preventing white scale or spots from remaining on the acrylic sheet surface.

The utility model discloses a kind of intelligent key cabinet with display screen, comprising: cabinet, intelligent control panel and key management kit, key management kit includes: key management cavity, door plate, electric lock, RFID sensing module and electronic display screen, and the key stored in key management kit is attached with RFID chip.On the key of key management kit, RFID chip is detected and identified by RFID sensing module, and detection information is fed back to intelligent control panel, and the vehicle code corresponding to key is displayed on the corresponding electronic display screen, so that the vehicle information corresponding to the key stored in key management kit is conveniently and quickly identified. Before user needs to take the vehicle corresponding key, whether the required vehicle key has been lent out can be identified by the information displayed on electronic display screen, so as to improve the efficiency of key lending and returning, and facilitate the storage and lending management of vehicle key.

The utility model discloses a piston assembly fixing device, including mounting seat, the mounting seat upper end is equipped with support frame, be equipped with moving frame on the support frame, be equipped with the adjusting screw in the moving frame, be equipped with the adjusting frame of sliding connection on the moving frame, the lower end of adjusting frame is cooperated with adjusting screw, and the upper end is equipped with adjusting screw rod, adjusting screw rod is cooperated with adjusting frame, be equipped with fixed frame of sliding connection in the adjusting frame, fixed frame is rotatively cooperated with adjusting screw rod, is equipped with the drive motor in the support frame, the output of drive motor is equipped with drive wheel, be equipped with eccentric shaft on the drive wheel, the moving frame is rotatively cooperated with support frame, and the lower end of moving frame is equipped with movable frame, movable frame is cooperated with eccentric shaft, and this equipment is convenient to adjust assembly position, and automatic repeatedly moves, and smears lubricating oil, alleviates the labor intensity of worker, improves the efficiency of assembly work.

The utility model discloses a kind of triangle bracing cable fixed systems of flexible support three cable systems, including three mutually parallel load-bearing cables, respectively as upper chord load-bearing cable one, upper chord load-bearing cable two and lower chord load-bearing cable, triangle bracing fixed device, rooted in original three cable systems, including roof beam and the base below the middle part of roof beam, further include three pull rods fixedly connected between roof beam and base, the top surface both ends of roof beam are fixedly connected with upper chord load-bearing cable one and upper chord load-bearing cable two, the bottom surface middle part of base is fixedly connected with lower chord load-bearing cable, lateral stability system, including lateral cable and lateral cable support structure, lateral cable and original three cable systems are all space vertical, lateral cable is fixedly connected with triangle bracing fixed device, two ends of lateral cable are fixedly connected with lateral cable support structure on both sides respectively.The triangle bracing cable fixed device of the utility model provides load-bearing cable stability scheme independent of original support, can adapt to different photovoltaic panel angle and installation demand.

A cheek retraction device comprising a frame having anterior and posterior portions for insertion into an oral cavity, which is selectively collapsible and expandable so as to be in a collapsed configuration and in an expanded configuration while positioned in the oral cavity in order to bear against and retract soft oral tissue so as to isolate one or more teeth from the soft oral tissue and create an enlarged working field, the device comprising an upper frame element and a lower frame element, the upper and lower frame elements comprising flexible left and right frame portions joined together in the posterior portion of the frame on left and right sides; and the upper and lower frame elements comprising an anterior width defined by a portion that is generally horizontal before bending in a posterior direction toward the flexible left and right frame portions.

This utility model belongs to the field of trolley technology, and specifically relates to a trolley that facilitates straight-line travel. It includes a balance scooter and a trolley body, connected by a connecting frame. The connecting frame is detachably connected to the trolley body and rotatably connected to the balance scooter. The balance scooter has a positioning groove, and the connecting frame has a positioning element and an elastic element. The elastic element drives the positioning element to engage with the positioning groove, fixing the balance scooter and the connecting frame relatively, thus allowing the trolley to maintain straight-line travel or maintain a certain angle of rotation. Under external force, the positioning element can move relative to the positioning groove, allowing the balance scooter and the connecting frame to rotate relative to each other, thus enabling the trolley to turn flexibly. The purpose of this utility model is to provide a user-friendly trolley that facilitates straight-line travel.

This invention relates to the field of wastewater recycling equipment technology, specifically to a water recycling and reuse device based on electroplating wastewater. The device includes a support device, with receiving devices symmetrically fixedly installed at the top of the support device. A transmission component is fixedly installed at the rear end of the top of the support device. The transmission component includes a receiving device, a cleaning device, and a conveying device. The receiving devices are symmetrically fixedly installed at the front end of the conveying device. The cleaning device is threadedly fitted inside the conveying device. The cleaning device includes a transmission chain, transmission sprockets, a nylon brush, a protective cover, a second gear, limiting protrusions, and a displacement crossbeam. The limiting protrusions are symmetrically fixedly installed at the rear of the displacement crossbeam, and the protective cover is symmetrically fixedly installed at the front end of the displacement crossbeam. The transmission sprockets are rotatably installed at the top and bottom of the inner side of the protective cover, and the second gear is rotatably installed at the top of the outer side of the protective cover. The nylon brush is fixedly installed between the two transmission sprockets, and the transmission chain is meshed and fitted onto the outer ring of the transmission sprockets. Through the arrangement of the receiving device, transmission component, and support device, the purpose of removing impurities inside the filter screen and floating impurities in front of the filter screen in the electroplating wastewater pretreatment equipment is achieved.

This utility model relates to the field of mechanical rust prevention technology and discloses a mechanical rust prevention device with rust inhibitor flow rate regulation, which solves the problems mentioned in the background art. It includes a storage tank with a filling port at the top and a flow rate regulation mechanism connected to the bottom via a pipe; the flow rate regulation mechanism includes a throttle valve and a connecting ring, the connecting ring being threaded to the valve core of the throttle valve and connected to a manual handle; a spray head connected to the flow rate regulation mechanism; and a workpiece positioning device connected to the flow rate regulation mechanism. This utility model has a simple and intuitive working principle, is easy to operate, and is suitable for various environments, especially those without power or in flammable environments.

This utility model relates to the field of coating equipment technology and discloses a low-temperature curing coating device for environmentally friendly coating of non-oriented silicon steel. The device includes a base frame, a transfer assembly on the top inner wall of the base frame, a hollow block fixedly connected to the top left side of the base frame, a coating mechanism on the right inner wall of the hollow block, and a feeding and spraying mechanism on the top of the hollow block. The feeding and spraying mechanism is used to divert the coating and perform spraying. A temperature curing assembly is located on the top right side of the base frame. The coating mechanism includes multiple electric telescopic rods. In this utility model, starting a DC motor causes the coating roller to rotate, the raw material adheres and moves with the coating roller. Starting the electric telescopic rods causes the sliding block and leveling roller to move and compress the raw material. Turning the handle rotates the bidirectional threaded rod, causing the arc-shaped limiting plate to move, thereby changing the contact area of ​​the raw material, thus allowing adjustment according to the required size of the silicon steel to be coated.

This invention belongs to the field of life jacket technology, specifically relating to a marine intelligent satellite positioning life jacket. It includes a lightweight jacket, an inflatable flotation module, an integrated control module, a miniature signal transmitting module, a composite sensor triggering module, and a power module. All components are mounted on the lightweight jacket. The miniature signal transmitting module is electrically connected to the integrated control module, and the composite sensor triggering module is wirelessly connected to the inflatable flotation module. The composite sensor triggering module detects the water-falling state and generates a trigger signal. Multiple silver-nickel threads are sewn onto the lightweight jacket. This marine intelligent satellite positioning life jacket, through the cooperation of the lightweight jacket, inflatable flotation module, and miniature signal transmitting module, ensures the garment's lightness and thinness, preventing it from being too bulky and facilitating work, while also enabling stable buoyancy on the water surface through inflation.

This invention discloses a variable diameter steel cage anchor rod for expanded hole fitting, including a structural base plate, a bottom pad plate fixedly connected to the bottom of the structural base plate, and a No. 1 anchor rod inside the structural base plate and the bottom pad plate. The beneficial effects of this invention are: by adding a limiting installation plate, the limiting installation plate is extended and fitted with a fixed groove, the limiting installation plate is fixed to the fixed groove, the installation cylinder is stably installed in the installation groove, the No. 1 anchor rod and the connecting anchor rod are spliced ​​and installed, and the No. 1 anchor rod and the connecting anchor rod are quickly connected, which is convenient during splicing and facilitates the work before transportation and grouting installation. By adding spiral steel bars and vertical steel bars, the vertical steel bars and the spiral steel bars wrapped around the outside are used to stabilize and fix the whole, which improves the overall stability of the skeleton and ensures the overall stability of the anchor rod and the foundation pile.

The application relates to a mineral wool board suspended ceiling and a hoisting method, and belongs to the technical field of building decoration, which is suitable for a roof and comprises a suspender, a bearing batten, a main batten and a secondary batten. One end of the suspender is fixedly connected with the roof, the length direction of the suspender is perpendicular to the roof, the bearing batten is horizontally arranged at the bottom end of the suspender, the bearing batten is connected with the suspender, the main batten is horizontally arranged below the bearing batten, the main batten is connected with the bearing batten, the secondary batten is connected with the main batten, the length direction of the secondary batten is perpendicular to the main batten, clamping plates are slidably connected to the opposite sides of the secondary batten, the length direction of the clamping plates is parallel to the length direction of the secondary batten, the opposite sides of the secondary batten are provided with arranging grooves along the length direction of the secondary batten, supporting plates are slidably connected to the secondary batten in the arranging grooves, the supporting plates are below the clamping plates and parallel to the clamping plates, and the secondary batten is provided with a fixing assembly for fixing the supporting plates. The application has the effect of improving the installation efficiency of the mineral wool board.

The utility model discloses a kind of mine ecological environment remediation structures with supporting function, is provided with support rod and the bottom rod one of support rod bottom installation;Including: support seat, install the outer surface end of the bottom rod one, and the lower surface of support seat is equipped with locating post one, and locating post one is in-depth mine strata, and the outer surface of bottom rod one is nested with bottom rod two Connection, and bottom rod two and bottom rod one between elastic snap-fit connection have clamp piece one, while the outer surface of bottom rod two is connected with side rod by built-in nesting mechanism.The mine ecological environment remediation structure with supporting function, is provided with the support rod and locating post one of convenient in-depth strata, and cooperate with bottom rod one and support seat, improve bottom support stability, and cooperatively arranged side rod and inclined strut, and cooperate through inclined strut and supporting piece, improve auxiliary support stability, and the use of supporting piece, it is convenient to assemble ecological material, for restoring ecology use.

The application discloses a grinding wheel forming material scraping mechanism and relates to the technical field of grinding wheel forming. Specifically comprising: a fixed box, the outer part of the fixed box is fixedly connected with a control box and a fixed bent rod, the top of the fixed bent rod is fixedly connected with a top box; the grinding wheel forming material scraping mechanism further comprises: a scraping mechanism for rotating and scraping the raw material, the scraping mechanism is fixedly connected to the top of the control box, the scraping mechanism comprises a fixed rod, the outer part of the fixed rod is fixedly connected with a first sliding rail, the bottom of the first sliding rail is fixedly connected with a second sliding rail, the inner part of the first sliding rail is slidably connected with a first sliding plate, the bottom of the first sliding plate is fixedly connected with a replacement assembly, and the fixed rod is fixedly connected to the top of the control box; a feeding mechanism for feeding the raw material in two directions, the grinding wheel forming material scraping mechanism achieves the purpose of improving the use efficiency of the equipment.

A new yogurt barrel relates to yogurt containing tool field, including barrel body, lid and buckle, first clamping edge and second clamping edge are established on the barrel body, first sleeve edge and second sleeve edge are established on the lid, the third recess formed between first sleeve edge and second sleeve edge of the lid is sleeved on the first clamping edge on the barrel body, so that the lid is sealed with the barrel body, the buckle is established on the lid, the second clamping edge on the barrel body is connected with the lid through the buckle, the fillet edge is established on the periphery of the barrel body, the limiting post is established on the fillet edge, and the limiting post is arranged on the outer side of the barrel body;The utility model has strong practicality, is very convenient to use, can not only seal the lid on the barrel body to facilitate the transportation of yogurt, but also can be stored separately after the yogurt is poured out, which greatly facilitates the work of daily yogurt transportation.

The utility model relates to vertical group angle process product frame carries mechanical technical field, specifically disclose a kind of for vertical group angle process product frame carries pushing mechanism, including vertical group angle machine and pushing mechanism, pushing mechanism is installed on the workbench support beam of vertical group angle machine, pushing mechanism is equipped with pushing plate, ball screw and servo motor, servo motor drives ball screw action control pushing plate lifting, pushing plate rises and pushes up product frame;The pushing mechanism for vertical group angle process product frame carrying designed in the utility model provides correct solution for completing the carrying of large-size product frame on vertical group angle equipment;The mechanism is simple in structure, and it is convenient to work, and product frame carrying saves time and labor, so production efficiency is improved, and manual labor intensity is reduced.

This invention provides a garment processing device, including a support, a garment processing drum, and a suction and drainage device. The garment processing drum is mounted on the support and configured to accommodate garments to be processed. The suction and drainage device has a suction port that communicates with the inside of the garment processing drum. The suction and drainage device is configured to draw liquid from the garment processing drum through the suction port to discharge the liquid from the drum. The garment processing drum is arranged such that liquid is discharged only through the suction and drainage device. The garment processing device does not have an outer drum, allowing for an enlarged garment processing drum and expanded washing capacity. Drainage is achieved directly using the suction and drainage device. The suction and drainage device is located on the outer side of one end of the garment processing drum, not occupying internal space and allowing for a larger washing capacity. This location also facilitates maintenance and installation of the suction and drainage device.

A seat mounting structure and an electric picking vehicle belong to the technical field of picking vehicles. The seat mounting structure comprises an adjusting assembly, a lifting assembly, a rotating assembly and a seat body. The adjusting assembly, the lifting assembly and the rotating assembly are sequentially arranged from bottom to top. The lifting assembly drives the rotating assembly to adjust the height. The seat body is installed on the rotating assembly and rotates with the rotating assembly. The adjusting assembly adjusts the height of the seat body through the lifting assembly. The rotating assembly can rotate the seat body in the horizontal plane, so that the staff can rotate to pick crops in all directions. The height adjustment of the seat body and the rotation of the seat body are independent of each other and do not affect each other. The electric picking vehicle is convenient for picking crops in all directions and adjusting the height of the seat. It is convenient to use, so that the picking personnel can pick crops while sitting, and the work is convenient.

This invention discloses a prefabricated modular smart public toilet, comprising a toilet room, which is a double-layered structure composed of multiple shipping containers. The upper and lower layers of containers are fixedly connected by a pressure plate, and adjacent containers are fixedly connected by a connecting plate. A display screen is fixedly installed on the front of each container. Multiple toilet units are installed inside the remaining containers, and each toilet unit door is equipped with an electric lock. The display screen shows the open / closed status of the electric lock. A guide rail is fixedly installed on the upper container, and a ventilation and deodorization device is slidably mounted on the guide rail. An electromagnetic telescopic pipe is installed between the ventilation duct and the ventilation and deodorization device. The double-layered structure of the public toilet room, composed of multiple shipping containers, reduces manufacturing costs and facilitates assembly and relocation. The electromagnetic telescopic pipe allows for the switching of the ventilation duct and the ventilation and deodorization device, thus facilitating subsequent disassembly and maintenance, improving maintenance efficiency, and ensuring the service life of the public toilet.

The utility model discloses a kind of elevator car plate numerical control accurate cutting device, it is related to elevator car plate cutting technical field. Including plate cutting mechanism, the plate cutting mechanism includes cutting operation platform, the top of cutting operation platform is fixedly connected with fixed frame, the top of cutting operation platform is fixedly installed with cutting positioning assembly, the top of cutting operation platform is fixedly installed with plate top holding assembly;The utility model can be cut to adjust metal plate, it is conducive to the size of metal plate cutting to adjust, improve the convenience of metal plate cutting, it is convenient for staff to switch according to metal plate processing size, provide convenience for work;It can also be stably cut to metal plate, it is conducive to the limit cutting of metal plate, improve the stability of metal plate placement cutting, improve the quality of metal plate cutting, improve the practicality of device.

This invention relates to the field of material mixing, specifically a material mixer that facilitates internal cleaning. It includes a mixing drum and a position adjustment mechanism slidably mounted on the top of the mixing drum, comprising a component mounting cylinder and a sealing cap; and a stirring and cleaning mechanism comprising: a movable plate placed inside the component mounting cylinder; mounting ears placed on both sides of the outer wall of the component mounting cylinder, with a second telescopic rod embedded in the mounting ear, the bottom of the second telescopic rod connected to the movable plate; a rotating shaft rotatably mounted on the movable plate; a first connecting cylinder, the bottom of which is connected to a second connecting cylinder via a connecting rod; and a movable frame, both ends of which are inserted into the first and second connecting cylinders respectively, with a drainage recess and passive stirring blades inside the movable frame. This invention effectively facilitates the stirring and mixing of materials and the cleaning of impurities adhering to the inner wall of the mixer, thereby facilitating machine operation.

This utility model provides a paddle dryer for desulfurized gypsum, belonging to the technical field of dryers. It includes a base frame, to which a drying shell is fixedly connected via a support plate. Two hollow shafts are symmetrically and rotatably connected within the drying shell. Two sets of paddle blocks are fixedly connected at equal intervals on the two hollow shafts. A meshing first gear is fixedly connected to one end of each hollow shaft on the same side. A bearing plate is fixedly connected to the upper surface of the base frame near the first gear, and a reducer is fixedly connected to the upper surface of the bearing plate. This utility model, through its purification cylinder, bearing ring, mounting ring, activated carbon plate, and reduction mechanism, achieves the adsorption of harmful gases in the gas discharged during the drying process. It can reduce the activated carbon plate, restoring its adsorption capacity and ensuring subsequent adsorption capacity for continuous use. This solves the problem in existing technologies where activated carbon becomes saturated and inconvenient for absorbing subsequent harmful gases.

The utility model discloses a PTC electric heater, including electric heater board, the support seat of symmetry installation in electric heater board both ends and the terminal stud of fixed connection in the surface of support seat, the outer wall position fixed connection of support seat has the locating plate, the surface mounting of locating plate has clamping assembly. Electric heater board both ends fixed connection support seat, support seat surface fixed connection terminal stud, relative terminal stud installs metal wire, the surface mounting of locating plate has clamping assembly, the surface fixed connection of platform has wire clamp, completes the electric connection of metal wire to the inside of wire clamp after clamping of metal wire, convenient and fast positioning, wire clamp auxiliary traction to metal wire at this moment, good stability, and it is difficult to appear the phenomenon such as loosening and falling, keep the circuit as the passage state, convenient PTC electric heater normal work.