13results about How to "Big free space" patented technology

The invention relates to a device (1) for controlling the temperature of an article (2), comprising: a chamber (5) for accommodating the article (2), which chamber (5) is surrounded by a chamber circumference (7), a bottom element (4) and a cover element (8); a heating element; a running wheel (9) for circulating a first gas, said running wheel (9) being arranged in the chamber (5); and a running wheel drive (12), by means of which the running wheel (9) is rotated. The heating element is formed by the rotor (9) having the rotor drive (12).

The invention relates to a high-precision size measuring device, and the device comprises an adjustable light source module which is adjustable in output light color; the jig module is located on one side of the adjustable light source module, and the jig module is used for fixing an object to be detected; the imaging module is located on one side of the jig module; and the calculation module is used for calculating the size of the to-be-measured area of the to-be-measured object based on the image acquired by the imaging module. The color of the output light can be regulated and controlled through the adjustable light source module, the output light of different colors is correspondingly set for different colored rod-shaped to-be-measured objects, the contrast ratio and the measurement precision are improved, and then the size of the to-be-measured area of the to-be-measured object is calculated based on the high-precision image obtained by the imaging module; one measuring device can be applied to measuring requirements of multicolor products; meanwhile, the inner diameter and the outer diameter of the hollow rod can be measured, and the device is applicable to objects to be measured regardless of the length.

The present invention is applicable to the field of electric motors, and provides a three-phase brushless motor, including: a stator assembly, a rotor assembly, a connection assembly and a motor drive circuit, wherein the stator assembly includes a stator core with six stator teeth, an upper insulating plate, a lower insulating plate and six coils wound on the stator teeth, the stator core and the coils are isolated by the upper insulating plate and the lower insulating plate in a buckled manner, the six coils are connected to the connection assembly in a star connection to form three phases, and the motor drive circuit is connected to the connection assembly to supply power to the stator assembly, form a magnetic field, and drive the rotor assembly to rotate. The three-phase brushless motor provided by the present invention effectively reduces the space occupied by the stator assembly while ensuring high-speed operation through reasonable arrangement of the coils and circuit design, thereby facilitating the miniaturization of the entire motor and optimizing the heat dissipation of the motor.

The utility model belongs to the technical field of packaging equipment, and particularly relates to a quantitative seed filling mechanism which comprises a filling machine body, a control panel and a seed storage box, the control panel is embedded in the top of the outer wall of the filling machine body, the seed storage box is arranged on the top of an inner cavity of the filling machine body, a filling head is installed on the filling machine body, and the filling head is connected with the control panel. A conveying belt is installed below the filling head, telescopic air cylinders are symmetrically installed on the two sides of the filling head, the surface of the filling head is movably sleeved with a flow guide cylinder, the bottom of the flow guide cylinder is movably connected with a pressing ring, and a circular anti-overflow ring is fixedly arranged at the edge of the upper surface of the pressing ring; in the filling process, the flow guide barrel can play a flow guide role on seeds, the seeds are prevented from being scattered during filling, the filling precision of the seeds is improved, meanwhile, the seeds in the filling bottle can be pressed downwards through the pressing ring, the seeds are more compact in the filling bottle, the spare space above an inner cavity of the filling bottle is larger, and the filling bottle can be conveniently sealed.

The utility model relates to a bra with an adjustable distance between a left cup and a right cup, which comprises a bra main body, the bra main body comprises a left side part, a right side part, a left cup, a right cup, knobs, inner cloth, left inner support cloth, right inner support cloth and a heart-shaped connecting piece; the lower part of the left cup is connected with the left side piece, and the lower part of the right cup is connected with the right side piece; the knob buckle is connected with the left cup and the right cup through a pull rope; the left edge and the right edge of the inner-layer cloth are respectively connected with the left side piece and the right side piece, and the inner-layer cloth adopts high-elasticity cloth; the lower edge and the upper edge of the left inner supporting cloth are respectively connected with the lower part of the left cup and the outer side surface of the inner-layer cloth; the lower edge and the upper edge of the right inner supporting cloth are respectively connected with the lower part of the right cup and the outer side surface of the inner-layer cloth; the heart-shaped position connecting piece is attached to the heart-shaped position of the inner-layer cloth; and the knob is buckled on the heart-shaped connecting piece. According to the bra, the lower hem of the bra can be more smoothly attached to the chest, the bra has good wrapping and supporting effects on breasts, and the wearing comfort and attractiveness can be improved.

The utility model discloses a roller shutter door structure of a laser cutting machine and the laser cutting machine, and belongs to the field of laser processing equipment. According to the technical scheme, the roller shutter door structure of the laser cutting machine comprises a frame, a front door assembly and a top plate assembly are installed on the frame, an L-shaped guide rail is further arranged on the frame, the front door assembly comprises a plurality of door plate units hinged to one another, and a lower guide assembly is arranged on the side edge of the lowermost door plate unit. The front side edge of the top plate assembly is hinged to the door plate unit located at the upper end, an upper guide assembly is arranged at the hinged position of the top plate assembly and the door plate unit, and horizontal guide assemblies are arranged on the two side edges of the top plate assembly. And a lifting driving structure is arranged between the lowermost door plate unit and the frame. A part of the top panel is integrated into the roller shutter door structure, so that the top panel can slide along the guide rails, a larger free space is formed in the large surrounding part for operation of the laser cutting machine, a movable part of the roller shutter door is farther away from a machining area, and external interference such as slag and smoke can be reduced.

This utility model discloses a joint mechanism for a humanoid robot. The joint mechanism includes: a first driving member for driving the robot to rotate around a first axis; a second driving member for driving the robot to rotate around a second axis; a first housing having at least two wire holes extending in a planar direction; a second housing having an opening for wires to pass through, and at least two vertical cavities extending in a vertical direction, with their tops connected through the openings and their bottoms connected to the wire holes; the second housing and the first housing are rotatably connected, and both have an installation position and an initial position. In the initial position, the vertical cavities and wire holes are misaligned, and the openings, vertical cavities, and wire holes form a first three-dimensional wiring path; in the installation position, the vertical cavities and wire holes are aligned, and the openings, vertical cavities, and wire holes form a second three-dimensional wiring path; the length of the first three-dimensional wiring path is greater than the length of the second three-dimensional wiring path. This utility model increases the wiring space through the cooperation of the vertical cavities and wire holes.

The present application relates to the technical field of biofuel preparation, and discloses a high-calorific-value stable-combustion bio-blended fuel and a preparation method thereof, which comprises polar ester components, straight-chain alkane components, branched-chain alkane components and halogenated alkane components in a proportion by weight. The preparation method adopts a step-by-step temperature control feeding combined with a stage speed regulation shearing process, heats and melts high-carbon straight-chain alkane to form a liquid-phase matrix, adds isomeric alkane at a high temperature and improves the double-layer stirring speed for mechanical shearing and dispersion, slowly drops the halogenated alkane components and mixes the polar ester components after constant temperature and cooling. Through the synergistic cooperation of multiple categories of hydrocarbons and oxygen-containing compounds, the branched-chain structure steric hindrance is used to interfere with the formation of macromolecular wax crystal network, and the halogenated component is dissociated to control the chain reaction rate. The present application takes into account the high-calorific-value output and stable combustion, suppresses the cylinder knock, improves the low-temperature flow performance of the fuel, and generates a homogeneous transparent liquid.

The present application relates to a kind of quick judgment method of car roof refuge space, specifically comprising the following steps: 1) record each size in car;2) establish car space model;3) establish refuge space model;4) establish quick calculation form;5) comparison judgment.The present application is characterized by: it can quickly determine whether there is refuge space;Mark the refuge space on the car roof, guide the maintenance personnel to quickly run into the refuge space in extreme conditions, ensure the safety of maintenance personnel when encountering extreme dangerous conditions during maintenance work;It can also obtain larger car roof space by design modification (such as type five will be slightly inclined to car roof wheel), to maximize the acquisition of refuge space.If there is no refuge space, it requires the first party / client to change the building design (such as changing the shaft size to increase the car size to obtain more free space, or increasing the top height to ensure that there is standing space on the car roof in extreme conditions), to maximize the saving of construction cost.

The invention discloses a device for improving cavity isolation and application, and the device comprises a housing and a cover plate disposed at the top of the housing, the interior of the housing is provided with a separation rib used for isolating a cavity in the housing, the device also comprises an elastic reed which is disposed at the bottom of the cover plate and clamps the separation rib, and the inner side of the housing is provided with a substrate below the separation rib. And the interior of the shell is divided into two independent cavities by the separation rib and the elastic reed. The elastic reed is designed between the separating rib and the cover plate, good contact between the separating rib and the cover plate is guaranteed through elastic deformation of the elastic reed, a large free space is provided for the allowable range of a gap between the separating rib and the cover plate, and the problem that a shielding loop is not closed due to the fact that the gap exists between the separating rib and the cover plate is solved; therefore, the isolation degree between the cavities is effectively improved. The elastic reeds have high diastolic resistance, elastic deformation can be recovered when the elastic reeds are pulled out of the separating ribs, and the problem of repeated plugging and pulling is solved.

The present invention discloses a vacuum valve for aluminum alloy high-pressure die casting based on additive manufacturing technology, including a valve body, a valve core and an elastic member; the valve body is in a cylindrical structure as a whole, and is provided with a valve hole, a plurality of vacuum air passages A and a vacuum air passage B on the valve body; the air inlet of the vacuum air passage A is located at the end face of the whole, and the air inlet is an axisymmetric double-cone structure, and the junction of the double-cone structure is the air inlet; the vacuum air passage B is located in the valve body, one end of the vacuum air passage B is connected to the vacuum air passage A, and the other end is connected to the valve hole and is in a fan-shaped structure with a variable cross-section; the elastic member is sleeved on the outer wall of the valve core, and when the valve core is squeezed by an external force, the valve core slides into the valve hole to block the vacuum air passage B and the valve hole; when the valve core is not squeezed by an external force, the elastic member lifts the valve core to connect the vacuum air passage B with the valve hole. The present invention uses the metal liquid at the end to close the air passage, the failure rate of the valve core blockage is greatly reduced, and the stability and efficiency of die-casting production are greatly improved.

The invention relates to a method for aligning a workpiece with an aligning device (41; 42) for aligning magnetic or magnetizable particles (P) contained in a coating medium (06) applied to one side of a web-or sheet-like substrate (02), comprising one or more magnet elements (43; 44) such that the magnet elements take or can magnetically interact with the magnetic or magnetizable particles (P) on the substrate (02) fed through along the transport path in the working position (A), the one or more magnet elements (43; 44) is arranged on a carrier (46) which covers a working width provided for processing the substrate (02) transversely to the transport direction (T), the carrier (46) being supported on both sides on at least one guide (47; 48) and in or on the guide (47; 48) together with the magnet element (43; 44) along a movement path from a working position (A) into an installation position (R). The invention also relates to a machine (01) for generating optically variable primitives (03) on a substrate (02), having a substrate reservoir (13).

The invention belongs to the technical field of lithium ion batteries, and particularly discloses a composite coating diaphragm with low internal stress and low water content, which comprises a battery diaphragm and coatings coated on two sides of the battery diaphragm, the composite coating is formed on the two sides of the battery diaphragm after the two sides of the battery diaphragm are coated with coating slurry and then are subjected to drying treatment and annealing cooling treatment; the coating slurry comprises the following raw materials in parts by weight: 60-120 parts of ceramic particles, 60-120 parts of reinforced particles, 1-2 parts of a dispersing agent, 25-35 parts of an adhesive and 240 parts of deionized water. The invention provides a composite coating diaphragm with low internal stress and low water content and a preparation method thereof, so as to improve the quality and performance of a coated ceramic diaphragm, thereby improving the overall performance and reliability of a lithium ion battery.