61results about How to "More room to move" patented technology

The invention relates to a digital X-ray imaging device and a system nonuniformity correcting method thereof. The system nonuniformity correcting method is executed according to the following steps of: selecting a certain common shooting geometric position and setting exposure parameters; shooting an X-ray image and recording values of X-ray digital signal intensities; calculating an average value of the X-ray digital signal intensities of all pixels of the X-ray image and a correction coefficient of each pixel; and obtaining the corrected X-ray exposed image by actual application. The photoelectric nonuniformity correcting method is adopted; the correcting method is perfected; the whole correcting process is controlled by utilizing a computer program; the accuracy is high; and the corrected image has a good effect. According to the invention, a double-upright-post structure is adopted; the requirements of the chest position and the bed position can be met by utilizing one imaging medium; an imaging medium detector can automatically rotate by 90 degrees to meet the requirement of clinical application when being converted to the bed position from the chest position; and the digital X-ray imaging device is not limited by the space, has a simple structure and is low in cost.

The invention discloses a drawer structure, which comprises a storage drawer (1), an outer frame (2) and a top plate of the outer frame (2), wherein the storage drawer (1) is connected with the outer frame (2) in a sliding manner; the top plate of the outer frame (2) is a movable cover; and an automatic cover opening mechanism capable of opening the movable cover (3) when the storage drawer (1) slides out of the outer frame (2) and closing the movable cover (3) when the storage drawer (1) slides into the outer frame (2) is arranged among the storage drawer (1), the outer frame (2) and the movable cover (3). The drawer structure has the advantages that the drawer structure can store larger and thicker articles easily and conveniently without drawing the storage drawer out completely.

The invention relates to an anticollision device of a shelf column. The anticollision device comprises a shell and an internal lining matched with the column, wherein the internal lining is located between the shell and the column, the shell comprises a side plate and a front baffle, the side plate is matched and connected with the column, the front baffle is blocked and connected with the side plate, and the internal lining is located between the side plate and the column. Because a fixed method independent of a column hole is utilized, the size variation of an upright protector is reduced as much as possible, flexible design combination for the widths of different columns and positions of supporting a beam or the column is adopted, thereby the problem of the poor adaptability of the majority of the traditional upright protectors on different columns is substantially overcome, and the upright protector is convenient for mounting and transportation. The anticollision device can attach to or semi-attach to the column, thereby saving space.

The up correcting horizontal plate bending machine includes one driving mechanism including two driving units installed separately onto two ends, one transmission mechanism connected to the driving mechanism, one frame including one lower independent box for the transmission mechanism to be installed in and one upper part, one pedestal for the lower end of the box to be connected to, and one pull rod connected to the pedestal and installed inside the frame for fitting the transmission mechanism. The plate bending machine has balanced force, easy manufacture and high technological performance.

A multi-layer substrate storage device comprises a base seat (1), a support frame (2) and a plurality of brackets (3). The brackets (3) are stacked up and down and capable of sliding up and down along the support frame (2). The multi-layer substrate storage device further comprises a bracket moving device (4) which is capable of driving part or all of the brackets (3) to move up and down.

The invention provides a method for installing rear vehicle door glass of a passenger vehicle. The method comprises the steps of welding a front guide groove and a rear guide groove to an upper frame of a rear vehicle door in the longitudinal direction, and welding an upper guide groove between the top ends of the front guide groove and the rear guide groove; installing a lifting system on the back of the rear vehicle door; embedding the front edge of a sealing strip in the front guide groove, embedding the top edge of the sealing strip in part of the upper guide groove, reserving the rear edge of the sealing strip to a middle guide groove; installing the lower edge of the rear vehicle door glass on the lifting system, sliding the front edge of the rear vehicle door glass into the front edge of the sealing strip, embedding the upper edge of the rear vehicle door glass into the top edge of the sealing strip, and embedding the rear edge of the rear vehicle door glass in the rear edge of the sealing strip; installing two ends of the middle guide groove between the upper guide groove and the rear vehicle door, and embedding the rear edge of the sealing strip in the front side of the middle guide groove; and enabling a tail window to adhere to a closed frame formed by the rear vehicle door, the middle guide groove, the upper guide groove and the rear guide groove.

The invention relates to a digital X-ray imaging device and a system nonuniformity correcting method thereof. The system nonuniformity correcting method is executed according to the following steps of: selecting a certain common shooting geometric position and setting exposure parameters; shooting an X-ray image and recording values of X-ray digital signal intensities; calculating an average value of the X-ray digital signal intensities of all pixels of the X-ray image and a correction coefficient of each pixel; and obtaining the corrected X-ray exposed image by actual application. The photoelectric nonuniformity correcting method is adopted; the correcting method is perfected; the whole correcting process is controlled by utilizing a computer program; the accuracy is high; and the corrected image has a good effect. According to the invention, a double-upright-post structure is adopted; the requirements of the chest position and the bed position can be met by utilizing one imaging medium; an imaging medium detector can automatically rotate by 90 degrees to meet the requirement of clinical application when being converted to the bed position from the chest position; and the digital X-ray imaging device is not limited by the space, has a simple structure and is low in cost.

The invention relates to the technical field of high-altitude operations, in particular to an electric pickup aerial work vehicle, comprising a device main body, the device main body includes an electric pickup main body, the top of the electric pickup main body is fixedly connected to a lifting frame main body, and the top of the lifting frame main body is A fixed rod is fixedly connected, and the outside of the fixed rod is provided with a lifting rod, and the right end of the lifting rod is fixedly connected with a working box, and the inside of the fixed rod is provided with a starting mechanism, and the inside of the working box is provided with a clamping mechanism. A reply mechanism is arranged inside the working box. The present invention can further limit the operator's moving space through the functions of two sets of clamping plates. Through this mechanism, when the working box rises, the operator's moving range can be limited and the operator's waist can be clamped. It is fixed, which improves the safety of the operator when working. When the height of the work box is lowered, the operator's moving range can be increased, and the convenience of the operator can be increased.

The invention discloses a drawer structure, which comprises a storage drawer (1), an outer frame (2) and a top plate of the outer frame (2), wherein the storage drawer (1) is connected with the outerframe (2) in a sliding manner; the top plate of the outer frame (2) is a movable cover; and an automatic cover opening mechanism capable of opening the movable cover (3) when the storage drawer (1) slides out of the outer frame (2) and closing the movable cover (3) when the storage drawer (1) slides into the outer frame (2) is arranged among the storage drawer (1), the outer frame (2) and the movable cover (3). The drawer structure has the advantages that the drawer structure can store larger and thicker articles easily and conveniently without drawing the storage drawer out completely.

The invention relates to a high-capacity sodium-ion battery with high safety, and belongs to the field of sodium-ion batteries. A positive plate dressing of the sodium-ion battery comprises the following components in parts by weight: 884 parts of a positive active material, 67 parts of an SP conductive agent, 30 parts of a CNT conductive agent and 35 parts of PVDF; the positive active material comprises anhydrous ferrous sulfate, sodium sulfate and sodium fluoride in a molar ratio of 1: 2: 1; and a negative plate dressing of the sodium ion battery comprises the following components in parts by weight: 920 parts of a negative active material, 25 parts of an SP conductive agent, 30 parts of CMC and 28 parts of SBR. The sodium ion battery can be used in a low-temperature environment.

The invention discloses a four-electromagnetic coil magnetic control type magnetic liquid drop testing device. The invention includes a base, a test bench and a two-dimensional magnetic control driving device installed on the base. The two-dimensional magnetic control driving device is arranged directly under the platen of the test bench. The two-dimensional magnetically controlled driving device includes a two-axis slide table, two arc-shaped guide rails, two pairs of arc-shaped sliders and two pairs of electromagnetic coils. The guide rail bracket is installed on the two-axis slide table. The electromagnetic coil in the present invention can slide along the arc-shaped guide rail and can rotate itself, so that a variety of magnetic fields with different distribution forms can be formed on the test platform, so that the performance of the magnetic droplet can be fully tested. The present invention uses four electromagnetic coils to generate a vertically upward magnetic field in the working space, and the field strength is adjustable, so that the driven magnetic liquid droplet (micro robot) can float and generate a magnetic field along with the movement of the two-axis slide response.

The invention discloses a medical anoscope. The medical anoscope comprises an examination anoscope barrel, wherein an anoscope core is arranged in the examination anoscope barrel, a pull rod is arranged at the rear end of the anoscope core, a connecting sleeve is arranged at the rear end of the examination anoscope barrel, a locking ring and two handles are arranged on the connecting sleeve, and front ends of the two handles are hinged with the connecting sleeve respectively; the locking ring is provided with two positioning grooves, and the connecting sleeve is provided with positioning blocks; the first handle is provided with a first mounting cavity, a nut and a connecting rod are arranged in the first mounting cavity, and a second mounting cavity and a connecting rod groove are formedin the first handle; a limiting boss is arranged in the second mounting cavity and provided with two racks; the front end of the connecting rod is connected with the limiting boss; the side wall of the first handle is provided with two swinging block grooves, two gears are arranged in the second mounting cavity, the gears and the racks are engaged, and the two gears are movably connected with thehandles and are provided with swinging blocks; and the side wall of the nut is provided with a mounting hole, a spring and a steel ball are arranged in the mounting hole, and the side wall of the first mounting cavity is provided with three positioning round holes.

The invention discloses a robot arm flexibility detection device. The device comprises two groups of radial sliding rails which are symmetrically arranged on the left side and the right side, and sliding rail ends are inserted into the front end and the rear end of each radial sliding rail respectively; each sliding rail end is provided with a buffer block towards the center of the radial slidingrail wall surface; a radial connecting block is arranged in each radial sliding rail, and two groups of radial rollers are symmetrically arranged in front of the lower surface of the radial connectingblock; a radial connecting block is installed on each radial roller, and two groups of transverse connecting rails are arranged symmetrically on the opposite wall surfaces of the left and right sidesof the radial rollers; a transverse sliding block is installed on each transverse connecting rail, and two groups of transverse pulleys are symmetrically mounted on the left side and the right side of the lower surface of each transverse connecting rail; and two groups of annular rails are symmetrically mounted on the left side and the right side of each transverse sliding block, and fixed flanges are arranged at the upper ends of the annular rails, wherein two groups of circular track pulleys are installed in the annular rails.

The invention discloses a mini vacuum pump which comprises a motor, a casing, an air sac provided with at least one bell-shaped body, an air sac seat, a valve seat and an upper cover provided with an air suction tube. The air sac comprises a partition board connected to the upper ends of the at least one bell-shaped body, and middle portions of bell-shaped bodies protrude upwards towards the partition board direction. First ring seal protrusions matched with the lower end surface of the valve seat are arranged around the bell-shaped bodies on the upper end surface of the partition board, and cavities are arranged on the lower end surface of the valve seat corresponding to the bell-shaped bodies. The cavities are sealed by the first ring seal protrusions, and suction channels and exhaust channels are arranged in the cavities. First air outlets are arranged on the upper end surface of the valve seat, second air outlets are arranged in the partition board, third air outlets are arranged on the upper end surface of the air sac seat, and an air outlet channel is arranged in the casing. The suction channels on the cavities are communicated with the air suction tube of the upper cover through a first air passing channel in the valve seat, and the first air outlets in the valve seat are communicated with the exhaust channels in the cavities through a second air passing channel in the valve seat. The mini vacuum pump is low in operation noise, high in vacuum degree and low in energy consumption.

The present invention discloses a support. The support comprises an overhanging piece part and a supporting piece part, the overhanging piece part and the supporting piece part are made of stainless steel wires, the stainless steel wire of the overhanging piece part and the stainless steel wire of the supporting piece part are connected into a whole, the overhanging piece part comprises an overhanging arm and a movable arm, an inner side end of the stainless steel wire of the overhanging arm and one end of the movable arm are connected into a whole, the other end of the movable arm and an endor a middle part of the stainless steel wire of the supporting piece part are connected into a whole, the movable arm can swing around the supporting piece part, an angle is formed between the overhanging arm and the stainless steel wire of the supporting piece part, a supporting surface is formed on the stainless steel wire of the overhanging arm, or the stainless steel wire of the overhanging arm is provided with a supporting surface component, or the stainless steel wire of the overhanging arm can be connected with the supporting surface component.

The invention discloses a clamping jaw base for a vertical machine tool. The clamping jaw base for the vertical machine tool comprises a base and a clamping jaw head fixing table; the clamping jaw head fixing table is arranged on the upper end surface of the base for mounting and positioning a tread clamping jaw head and a rim clamping jaw head; the lower end surface of the base is contacted and matched with a machine tool worktable; a first positioning through hole and a second positioning through hole perpendicular to the upper end surface of the base are arranged on the upper end surface ofthe base on two sides of the clamping jaw head fixing table; and the first positioning through hole and the second positioning through hole are used for positioning the clamping jaw base for the vertical machine tool and the machine tool worktable. The clamping jaw base for the vertical machine tool is provided with the positioning through holes for positioning the clamping jaw base on the end surfaces of the base on two sides of the clamping jaw head fixing base, so that the clamping base is larger in moving space to the circle center direction of the worktable on the machine tool worktable,and the size range of workpieces fixed by the clamping jaw base is wider; and the clamping jaw base for the vertical machine tool is simple in structure, convenient to operate and low in production cost.

The invention provides a protective packaging device for liquid level gauges against breakage, which relates to the technical field of protection devices, comprising: a rectangular inner cavity is arranged inside the inner part, an inclined block is arranged on the outer side of the rectangular inner cavity, and the inner part It includes: a push block, the inside of the top of the push block is a wedge-shaped structure, and the outer end of the push block is connected with the connecting rod; the clip is made of rubber, and the two sides of the top of the clip are inclined structures. The inner part moves downward, which can press the moving plate, so that the push block can move inside the top groove, so that the top of the clamp can be pushed inward, and the effect of clamping and fixing the middle position of the liquid level gauge can be strengthened, thereby reducing the liquid level. The movement range of the level meter makes it have a better cushioning effect and automatically enhances the fixing effect, which solves the problem that the liquid level meter packaging device lacks a reinforced protection structure when it is in use, and cannot automatically strengthen the liquid level when it encounters shock or vibration. Meter protection as well as fixed issues.