46results about How to "Meet width requirements" patented technology

The invention discloses a field-of-view beam splitter of a wide-width imaging spectrograph, belonging to the field of onboard and spaceborne optical remote sensing, the field-of-view beam splitter of the wide-width imaging spectrograph comprises a spectroscope lock block, spectroscope lock block fixing screw, a base, a spectroscope, a base aperture, a slit plate and a base fixing screw, wherein the slit plate is provided with a first slit, a second slit and a third slit, and the amount of the slits on the slit plate is set as required; the spectroscope is stuck and installed in the cavity of the base in an unstressed mode; the spectroscope lock block presses a reflector on the tail end of the base; the spectroscope lock block is fixedly connected with the base by the pectroscope lock block fixing screw; and the slit plate is stuck on the front end with the base aperture of the base in an unstressed mode. Under the condition that a large-size two-dimensional matrix array detector is hard to obtain, high-resolution and wide-width spectrum imaging remote sensing of the imaging spectrograph can be realized through field-of-view separation and splicing.

The invention relates to the field of gear machining, in particular to a grinding machine for gear machining. The grinding machine comprises a base, wherein a first motor, and a rotating seat driven by the first motor to rotate are arranged on the base, a swing arm is rotationally connected to the base through a first hinge shaft, a second motor and a grinding wheel driven by the second motor to rotate are arranged on the swing arm, a detection mechanism for detecting the tooth position of a gear workpiece are arranged on the base, an elastic mechanism are further arranged on the base, and theelastic mechanism is connected with the swing arm; and when the detection mechanism detects that the grinding wheel is located at the position where the bottom of a tooth groove of the gear workpieceenters a tooth root part, the elastic mechanism applies force to the swing arm to enable the pressure acting on the gear workpiece by the grinding wheel to be reduced. The grinding wheel of the grinding machine locally relieves the downward pressure at the position where the bottom of the tooth groove enters the tooth root part, so that the grinding wheel is not prone to clamp at the position, and the accident probability of the grinding wheel breakage is reduced; and after the rotating speed of the first motor is increased, the grinding efficiency of the gear workpiece can be improved, and after the rotating speed of the first motor changes, the grinding machine can still play a role in reducing the accident probability.

The present invention is one kind of melamine dipped decoration paper with different patterns and its making process and application. The melamine dipped decoration paper with different patterns is made with a paper base of 5-5000 m length, and through printing and/or drawing to form texts and/or graphics, and dipping in urea-formaldehyde glue, melamine glue or melamine resin to form protective polymer layer. It is applied as the decoration material for furniture and artificial board.

The invention discloses an industrial non-directional curtain belt and a manufacturing method of the industrial non-directional curtain belt, which relate to a light conveyor belt for a rapid roller shutter door and a manufacturing method of the light conveyor belt for a rapid roller shutter door. The industrial non-directional curtain belt is mainly applied to industrial rapid roller shutter doors and can be applied to ultra-wide roller shutter doors. The industrial non-directional curtain belt uses a polyester fabric as a basic fabric, and a structure of a PVC (polyvinyl chloride) adhesive layer adhered between two basic fabrics is adopted. The basic fabric is a non-lateral stable polyester fabric which does not contain monofilaments and whose fabric count is 4030. Ultralow shrinkage polyester multifilament with the warp-wise and weft-wise finenesses which are both 1000D is twisted at the speed of 60 turns per meter. The industrial non-directional curtain belt provided by the invention provides the ultra-wide curtain belt for the industry of rapid roller shutter doors and the curtain belt can be cut vertically according to the width of the roller shutter doors so as to meet the requirement of width. In addition, the industrial non-directional curtain belt provided by the invention can be used bidirectionally to avoid the width splicing step of the original roller shutter door, thereby lowering the business cost and reducing the yield of unaccepted products.

The present invention relates to a femtosecond laser pulse compression module. The femtosecond laser pulse compression module adopts the transmission-type grating pair, a reflecting assembly adopts a right angle emission prism, and the grating pair are spaced and adjustable. A pulse compression module comprises a grating 11, a grating clamp 13, a grating 22 and a grating clamp 24, the right angle emission prism 6 and a prism fixing clamp orderly. The femtosecond laser pulse compression module of the present invention adopts the transmission-type gratings, is high in efficiency, at the same time, the gratings are spaced and adjustable, so that the femtosecond pulse output of different pulse widths can be obtained, and the different pulse width demands can be satisfied.

The invention relates to a circuit breaker transfer trolley, which comprises a trolley frame and a bearing table arranged on the trolley frame. Handcart guide rails used for supporting and guiding a circuit breaker handcart are arranged on the bearing table in a left-right spaced mode, the bearing table comprises a left bearing table and a right bearing table, and the left bearing table and the right bearing table are mutually independent and are hinged to the trolley frame through corresponding left connecting rods and corresponding right connecting rods. The trolley frame and the bearing tables and the connecting rods on the corresponding sides form parallelogram mechanisms, and the left bearing table and the right bearing table have narrow bearing positions and wide bearing positions along with swing of the corresponding connecting rods, wherein at the narrow bearing positions, the left bearing table and the right bearing table are close to each other, and at the wide bearing positions, the left bearing table and the right bearing table are away from each other. The left bearing table and the right bearing table can swing left and right through the parallelogram mechanisms, andthe distance between the handcart guide rails can be conveniently guaranteed while width requirements of different switch cabinets are met. Compared with the prior art, operation is convenient, the structure is simple and the cost is low.

The invention belongs to the technical field of tunnels, and particularly relates to a positioning device and a positioning method for drilling of an anchor rod of a tunnel primary support steel arch. The positioning device comprises a positioning mechanism and a fastening mechanism; and after the positioning device is installed, a guide pipe of the positioning mechanism is used as an anchor rod positioning hole, a drilling machine drills through the positioning hole, the positioning device is disassembled after drilling is finished, the anchor rod is inserted into the anchor rod positioning hole, then grouting is carried out on the anchor rod, and the anchor rod is fixedly connected with the steel arch. According to the positioning device and the positioning method, the width requirements of different I-shaped steel can be met, the drilling angle can be accurately controlled, and therefore the installation angle of the anchor rod can be accurately controlled.

The invention provides a cement telegraph pole branching frame, and belongs to the technical field of telegraph poles. The telegraph pole branching frame solves the problem that the service life of the telegraph pole branching frame is shortened when external force applied to cables is increased. The cement telegraph pole branching frame comprises a telegraph pole body with openings in the upper end and the lower end, a cover plate mechanism is arranged at the opening in the upper end of the telegraph pole body, supporting mechanisms triggering the cover plate mechanism to work are arranged atthe left end and the right end of the cover plate mechanism, and the two supporting mechanisms are distributed in a bilateral symmetry mode relative to the center line of the telegraph pole body. Andtwo guide mechanisms are arranged on each supporting mechanism. The cement telegraph pole branching frame is safer to use and longer in service life.

The invention discloses an auxiliary frame of a hydraulic aerial cage. The auxiliary frame comprises side beams located on two sides and a longitudinal beam arranged between the two side beams and forming an auxiliary frame body, wherein a left front cross beam and a right front cross beam which are distributed in an X-shaped mode are arranged at the front ends of the side beams and are fixed to the side beams. When the auxiliary frame is in a cage putting-away state, two supporting legs for supporting the auxiliary frame body can be put in the left front cross beam and the right front cross beam. The two supporting legs of the auxiliary frame of the hydraulic aerial cage can be put in the left front cross beam and the right front cross beam respectively, and the width requirement of a cage body is met.

The invention discloses a GPS/Beidou system based marine monitoring system for navigation ships of a river and a using method of the monitoring system. The monitoring system comprises a central processing unit, a real time positioning unit, a voice monitoring unit, an immersion alarm unit, a data storage unit, a wireless transmitting-receiving unit and a power control unit. The monitoring system is low in energy consumption, long in work time, mini, convenient and green, a user needs not to set the monitoring system tediously, problems in management of civil ships and search and rescue work are solved, and onsite information can be reserved and provide help for accident analysis later.

The invention discloses a paver and a use method thereof. The paver comprises a rack, a hopper, a spiral conveyor, an ironing plate, a power box, a crawler walking device and a hydraulic lifting device. The use method comprises the following steps: 1, mounting the paver; 2, adjusting the position of the paver; 3, performing feeding of a paver; 4, performing pavement paving; 5, judging whether a track beam exists on the pavement to be paved or not; 6, enabling the paver to cross the track beam. The paver is novel and reasonable in design, the length of the rack is adjusted according to the width of a pavement to be paved, and then the lengths of the spiral conveyor and the screed plate which are mounted on the rack are adjusted, so that the paving of the pavement to be paved can be completed by moving the paver along the pavement to be paved once, the time is saved, and the construction progress is accelerated; the hydraulic lifting device is arranged to adjust the ground clearance of the spiral conveyor, and the crawler wheel lifter is arranged to drive the front crawler wheel and the rear crawler wheel to move up and down, so that the whole paver can conveniently enter and exit from an area to be paved.

The invention relates to a sliding door tool. The sliding door tool comprises a sliding door fixing frame which is connected with a sliding door, a white vehicle body fixing frame which is connected with a white vehicle body, and a connecting rod mechanism which is connected between the sliding door fixing frame and the white vehicle body fixing frame and is used for realizing opening or closing of the sliding door fixing frame relative to the white vehicle body fixing frame; the connecting rod mechanism comprises a first connecting rod which is fixedly connected with the white vehicle body fixing frame, a second connecting rod which is fixedly connected with the sliding door fixing frame, and a third connecting rod and a fourth connecting rod which are connected between the first connecting rod and the second connecting rod; and the third connecting rod and the fourth connecting rod are arranged relatively, and the two ends of the third connecting rod and the fourth connecting rod are in rotary connection with the first connecting rod and the second connecting rod. With the implementation of the sliding door tool, the problems of the sliding door tool in the prior art that the sliding door is easily interfered with the vehicle body and the maximum opening angle of the sliding door is small or the whole width requirement on the vehicle body cannot meet a design state when the sliding door is closed can be effectively overcome.

The invention discloses a reconstruction method for an urban road jointly built with a flood wall and a rear berm and a road structure. Filling soil of the rear berm of a local road section is excavated, and after the filling soil of the rear berm is excavated, a vertical wall of the flood wall and a thick heel slab are reinforced; then, cement-soil mixing piles are arranged on the outer sides of the wall heels; a road surface is newly built on the anti-flood wall heel slab reinforcing part and the cement-soil mixing piles; according to the method, the Binjiang road is widened, the width requirement for reconstruction and improvement of the urban Binjiang road is met, and the complete function and quality of the Binjiang road are guaranteed compared with local non-motorized vehicle lane canceling or sidewalk width compressing.

The invention relates to the field of water-based anti-corrosion ink, and discloses a composition for preparing water-based anti-corrosion ink, the composition comprises the following components in percentage by weight: 32 to 88 percent of water-based resin, 0.01 to 12 percent of water-based cross-linking agent, 0.01 to 20 percent of filler, 0 to 5 percent of water-based dispersing agent and 0.01 to 68 percent of solvent, wherein the sum of the hydroxyl value and the acid value of the water-based resin is less than 100 mg KOH/g, and the weight-average molecular weight is not less than 1000. The water-based anti-corrosion ink prepared from the composition is suitable for demetalization protection of a metallized anti-counterfeiting device, realizes chemical corrosion resistance protection of the metal layer, and has the advantages of high fineness of printed images and texts, strong anti-sticking property, strong acid and alkali resistance, good covering degree and strong adhesive force.