53results about How to "Freely adjust the distance" patented technology

The invention discloses a zipper installation edge curler for a sewing machine. The zipper installation edge curler comprises a bottom plate and edge curling plates. A zipper curling plate is welded to the middle of the bottom plate. The zipper curling plate is bent and curled to form a zipper containing groove. The number of the edge curling plates is two, and the two edge curling plates are distributed on the two sides of the zipper curling plate. Each edge curling plate comprises a curved plate and a horizontal plate, wherein the horizontal plate is welded to the curved plate, the curved plate is bent and curled to form an edge curling groove, the side edge of the curved plate is bent horizontally to form a fixing plate, and the fixing plate is provided with a sliding groove. By means of the zipper installation edge curler, in the process of installing a zipper, the two sides of the zipper can be sewn simultaneously, and the distance between cloth materials subjected to edge curling on the two sides can be adjusted freely according to the width of the installed zipper.

The invention relates to a multichannel high-speed rail overhead line system dropper fatigue test device. The device is applied to dropper fatigue test in high-speed rail overhead line systems, and comprises an upper cross beam (1), a support rod (2), an upper end clamping device (3), a dropper (4), a lower end clamping device (5), a working platform (6), a base (7) and a test machine monitoring system. The device has a function of carrying out fatigue test on a plurality of droppers at the same time according to national standard, and is capable of simulating the working states of droppers under the working conditions of different vehicle speeds through loading, for force and displacement of the droppers, of a high-speed electric cylinder so as to complete the fatigue test, thereby providing basis for predicting fatigue life of the droppers and satisfying the requirement for customizing related fatigue standards by the railway department.

The invention discloses a stereoscopic culture device capable of industrially culturing green plants. The stereoscopic culture device comprises a rectangular frame base. Four stand columns are installed on the rectangular frame base and support a plurality of culture beds through adjustable slide sleeves. The top ends of the stand columns support a rectangular top frame. An ejecting oil cylinder is installed in the middle of each culture bed. A rotating shaft is installed on the side of each culture bed through an installation groove. A water tank is installed on the rectangular top frame. A rotating mechanism and a rotating plate are arranged on the side face of each rotating shaft. A reflection plate is installed on each rotating plate so that the light reflection angle of the reflectionplate can be easily adjusted. Thus, the culture device can culture the green plants in exposed sunlight and can also culture the green plants in dark indoor spaces, the culture device is high in practicability, the culture beds are detachably installed on the stand columns, the land area is saved, the green plants at various heights of various types can be cultured, the temperature and humidity can be controlled, water and nutrient solutions can be supplemented, functions are comprehensive, the green plant growth conditions and the culture environment are good, and harvesting is better.

The invention relates to the technical field of gas stoves, in particular to a supporting frame with the pot support height capable of being freely adjusted and a gas stove. The supporting frame with the pot support height capable of being freely adjusted comprises liquid containing disks. A mounting opening used for arrangement of a combustor is formed in the middle of each liquid containing disk. A pot support is arranged on each liquid containing disk, and an adjusting assembly is arranged below each liquid containing disk. Each adjusting assembly comprises a connecting block. Each connecting block is provided with a plurality of supporting legs. Through holes are formed in the positions, located at the bottom of the corresponding pot support, of each liquid containing disk. The height of the supporting legs is larger than that of the through holes. The supporting legs penetrate the through holes to support the bottoms of the pot supports. Each connecting block is connected with a lifting device. According to the supporting frame with the pot support height capable of being freely adjusted, the pot supports can be adjusted in a lifting manner, then the distance between a pot on each pot support and the corresponding combustor can be adjusted and adjusted to be within the reasonable range, the use comfort level is increased, the fire power and smoke emissions are controlled, and the requirement of free adjustment of a user can be met.

The invention relates to the technical field of projection lamps, and discloses an LED explosion-proof ceiling projection lamp, which comprises a mounting bottom plate, wherein a vertical rotating andconnecting rod is fixedly mounted in the middle of the surface of the right end of the mounting bottom plate, a mounting block is arranged on the right side of the vertical rotating and connecting rod, a vertical rotating block is fixedly arranged the left end surface of the mounting block, and the right end of the vertical rotating and connecting rod extends to the inner part of the left end ofthe vertical rotating block. According to the LED explosion-proof ceiling projection lamp, by arranging the vertical rotating and connecting rod and the vertical rotating block, the rotation adjustment in the vertical direction can be stably carried out on the irradiation direction of the projection lamp, a horizontal rotating and connecting rod and a horizontal rotating block are arranged, the rotation adjustment in the horizontal direction can be stably carried out on the irradiation direction of the projection lamp, a vertical rail, a horizontal rail and a sliding block are arranged, linearadjustment in the vertical or horizontal direction can be stably carried out on the irradiation direction of the projection lamp, and the illumination direction of the projection lamp is freely and stably adjusted at each angle.

The invention discloses a modular lamp integrating a wiring channel and installation parts. The modular lamp is provided with a wiring channel mounting rack, at least one LED (Light-Emitting Diode) light-emitting module is connected to the wiring channel mounting rack by a fixed part; the wiring channel mounting rack is internally provided with a wiring channel through from one end to the other end, and a wire outlet penetrating through the wiring channel and the outer side of the wiring channel mounting rack is arranged on the side wall of the wiring channel mounting rack. The modular lamp has the advantages of being fast to install, easy to maintain, improving the product quality, increasing the construction efficiency, enhancing the firmness, improving the attractiveness, freely adjusting the distance between the LED light-emitting modules, being capable of regulating the angles of the LED light-emitting modules by 360 degrees, reducing the deficiency of shortened service life due to gravity action by adopting an external power supply, being good in radiation effect, reducing light attenuation, prolonging the service life of the product, and being simple in structure, low in cost and easy to popularize.

The invention relates to the technical field of building walls, and discloses an assembly type indoor wallboard assembly structure of a building main body. The structure comprises main keels, one endsof the main keels are fixedly connected with main connecting blocks, the other ends of the main keels are fixedly connected with auxiliary connecting blocks, and one sides of the auxiliary connectingblocks are connected with main rods in a clamped manner. Auxiliary rods are inserted into one ends of the main rods, fixing blocks are fixedly connected to one ends of the auxiliary rods, bearing columns are inserted into one sides of the main connecting blocks, auxiliary keels are inserted into the bottom ends of the bearing columns, fixing connecting blocks are fixedly connected to one ends ofthe auxiliary keels, and fixing threaded holes are formed in the middles of the main connecting blocks. According to the assembly type indoor wallboard assembly structure of the building main body, through the arrangement of the main connecting blocks and the auxiliary connecting blocks, the multiple main keels can be connected with one another, the device can meet the requirement for installationand combination of wall surfaces with different lengths through connection of the multiple main keels, and the installation freedom degree of the device is improved.

The invention discloses a waste collecting device of a logo automatic production line. The device comprises a first collecting box body and a second collecting box body, wherein waste collecting mechanisms are arranged at the tops of the first collecting box body and the second collecting box body correspondingly, and each of the waste collecting mechanisms comprises a collecting shell, a first electric telescopic rod, a first fixing bolt, a first motor, a first motor shaft, an electric sliding ring, an L-shaped batten, a dust removing shell, a second fixing bolt, a motor, a motor shaft, an exhaust fan blade, a square hole and a separation net. According to the device, by means of the collecting shells on the first collecting box body and the second collecting box body as well as the fixing battens and the dust removing shells in the collecting shells, waste on the production line can be stirred through the two fixing battens on the two sides of the production line at the same time, the waste is stirred into the collecting shells, the motors and the exhaust fan blades are arranged in the dust removing shells, and dust can be sucked into the dust removing shells through the exhaustfan blades in the waste cleaning process.

The invention discloses a transfer device used for high-low-pressure shell sale. The transfer device comprises a base. First grooves are symmetrically formed in the two sides of the bottom of the base. Hydraulic cylinders are installed at the tops of the inner sides of the first grooves. The output ends of the hydraulic cylinders are connected with connecting sleeves through piston rods. A first vertical board and a second vertical board are symmetrically arranged on the left side and the right side of the top of the base. Supporting boards are arranged between the first vertical board and thesecond vertical board. First springs are arranged in the connecting sleeves, so that a shock absorption effect is good, intense oscillation generated in the transporting process is avoided, and a buffering effect is good. The ends of second springs are connected with pull rods, the ends of the pull rods extend into the supporting boards, the ends of the extend-in parts are connected with clampingboards, the pull rods are pulled forwards and backwards, placed high-low-pressure shells can be conveniently fixed again, the use functionality of the transfer device used for high-low-pressure shellsale is greatly improved, the use effect of the transfer device is guaranteed, and the transfer device is suitable for being widely popularized.

The invention discloses an optimized agricultural convenience seeding device, comprising a fixing support plate; a fixing support block is fixedly connected to the top center of the fixing support plate; a slide rail is rested at the top of the fixing support block; the middle of the top surface of the slide rail is provided with a slide groove, a slider is slidably connected to the surface of theslide groove, a fixing support rod is fixedly connected to the top surface of the slider, a fixing block is fixedly connected to the top surface of the fixing support rod, the middle of the surface of one side of the fixing block is fixedly connected with first support rods through a first fixing shaft, and a plurality of second support rods are arranged between the surfaces of the ends, far awayfrom the fixing support rod, of the first support rods. The invention relates to the technical field of agricultural equipment. The optimized agricultural convenience seeding device has increased seeding efficiency, high seeding speed, good seeding uniformity and is convenient to use and disassemble.

The invention relates to the technical field of auto parts, in particular to a general-purpose automobile front-end anti-collision beam, which includes a main beam and a rubber buffer layer, the rubber buffer layer surrounds the entire front end of the main beam, and the rubber buffer layer is fixed on both sides of the main beam by bolts. It is characterized in that square tube 1 is welded symmetrically on both sides of the rear end of the main beam, square tube 2 is set in square tube 1, square tube 1 and square tube 2 are provided with adjustment holes, and bolts are placed in the adjustment holes to connect square tube 1 and square tube 1. The two tubes are connected, and the two ends of the square tube are welded with fixed steel sheets, and the fixed steel sheets are provided with fixing holes. The device is simple in design, easy to install, and can freely adjust the front and rear distances to ensure that various models can be installed, and it can be installed without damage without destroying the original car structure, and the use effect is good.

The invention discloses an anchor chain hanging rack comprising a base. Universal wheels are arranged at the bottom of the base. A first column, a second column, a first telescopic mechanism and a second telescopic mechanism are arranged at an upper end of the base. A lateral sliding rail is arranged on the base. A first slider is arranged at the bottom of the first telescopic mechanism and in sliding connection with the lateral sliding rail. A second slider is arranged at the bottom of the second telescopic mechanism and in sliding connection with the lateral sliding rail. The first column is connected to the first telescopic mechanism by means of a first rotating bearing, and the second column is connected to the second telescopic mechanism by means of a second rotating bearing. A plurality of first hanging rods are arranged on the outer walls of two sides of the first column, respectively. A plurality of second hanging rods are arranged on the outer walls of two sides of the second column. The anchor chain hanging rack is simple in structure, convenient to use, and high in working efficiency; the employed telescopic mechanisms are good in stability, and the workload for a worker can be reduced.

The invention discloses a packaging film and packing tape roll-up support rack comprising a fixed rack, a rotating device, an installation base plate, a rectangular installation underframe and a packing tape inlet and outlet device; the packing tape inlet and outlet device is fixedly mounted on one end of a top surface of the installation base plate, the rotating device is mounted on a top part ofthe fixed rack in a rotating manner, two groups of packing tape fixing devices are movably mounted on an outer side face of the rotating device, universal wheels are fixedly mounted on four corners of a bottom part of the rectangular installation underframe, and the installation base plate is fixedly mounted on one side of a top part of the rectangular installation underframe. On the support rackdisclosed in the invention, the packing tape inlet and outlet device is arranged, a packing tape needs to go through the packing tape inlet and outlet device when being rolled up, the packing tape can be prevented from being inclined, the packing tape can be rolled up in such a way that one layer is covered with another layer, the packing tape can be rolled can be rolled up as much as possible, and the packing tape can be prevented from coming loose during roll-up processes.

The invention discloses a fixing and locking device for an inner container of a solar water tank. The fixing and locking device comprises a mounting seat, an inner container fixing head, a transmission rod, an expansion ring and a movable handle, wherein the mounting seat is a hollow cylinder with an opening in one end; the shape and the size of the mounting seat are matched with those of a mounting opening of a heat collecting tube of the water tank; the bottom of the mounting seat transversely extends outwards to form a lip; the expansion ring is in the shape of a hollow cylinder, is arranged in the mounting seat, and is higher than the mounting seat; one end of the transmission rod is connected with the inner container fixing head, and the other end of the transmission rod penetrates through the expansion ring and the center at the bottom of the mounting seat and is movably connected with the movable handle through a rotating shaft; the inner container fixing head is in the shape of a circular truncated cone; the sectional area of the inner container fixing head is gradually reduced downwards along the axial direction of the transmission rod; the lower end surface of the inner container fixing head can be embedded in an upper end opening of the expansion ring in a matched manner; and a spring is arranged on the transmission rod arranged between the inner container fixing head and the mounting seat. The fixing and locking device for the inner container of the solar water tank solves the problems that the conventional solar water tank is low in yield in a foaming process, and polyurethane foams overflow from the mounting opening of the heat collecting tube of the water tank, so that materials are wasted.

The invention provides a single-side mounting structure of an assembly type window sleeve. The single-side mounting structure comprises a window frame, a veneer, a base layer plate and an aluminum alloy window sleeve assembly, wherein the window frame is connected with a wall body; the veneer is arranged on the inner side of the wall body; the base layer plate is positioned on the indoor side of the window frame and is connected with the wall body; the aluminum alloy window sleeve assembly is positioned on the indoor side of the window frame and comprises a connecting sleeve part and an inserting plate; the top of the connecting sleeve part is connected with the window frame; the connecting sleeve part comprises a fixed plate and a connecting plate; one end of the fixed plate is connectedwith one end of the connecting plate; the fixed plate is fixedly connected with the base layer plate; one end of the inserting plate is inserted between the fixed plate and the connecting plate; the inner side of the inserting plate is connected with the base layer plate in a bonding manner; and the free end of the inserting plate covers the veneer and the base layer plate. Compared with the priorart, the single-side mounting structure has the following advantages that a standard sleeve part can be formed and can be assembled on site; the construction requirements are low, the mounting is convenient and rapid, and the construction cost is reduced; and the mounting effect is good, deformation is not easy to occur, and meanwhile, the single-side mounting structure can be recycled and is green and environmentally friendly.