592results about How to "Save crafting materials" patented technology

A method and device for rapidly changing at least one of the temperature and the state of a liquid in a container is provided. The container is rapidly rotated about its longitudinal axis. A source of a thin film of a medium having a different temperature than the liquid in the container is provided to thermally affect the container while rotating the container. The container is positioned at an angle to the horizontal of less than 45°, and the position of the container with respect to the thin film source is controlled by angling the axis of the container skewed from the axis of the rotating mechanism. The device can be used to cool liquids such as beverages, warm liquids such as infant formula, and / or make ice cream.

A method and device for rapidly changing at least one of the temperature and the state of a liquid in a container is provided. The container is rapidly rotated about its longitudinal axis. A source of a thin film of a medium having a different temperature than the liquid in the container is provided to thermally affect the container while rotating the container. The container is positioned at an angle to the horizontal of less than 45°, and the position of the container with respect to the thin film source is controlled by angling the axis of the container skewed from the axis of the rotating mechanism. The device can be used to cool liquids such as beverages, warm liquids such as infant formula, and / or make ice cream.

An electrical connector includes an insulating body with a main body portion in which a first receiving space is concavely formed. Spaced first terminal passages extend in a top surface of the first receiving space. A second receiving space is formed in the front end of the main body portion and connected with the first receiving space. A tongue plate extends forwards from a front end face of the main body portion and has a working surface in which spaced second terminal passages extend. The second receiving space is located above the tongue plate. First and second conductive terminals are respectively correspondingly received in the first and the second terminal passages. When a memory card is inserted into the connector, there is no other in-series disturbed signal noise for stable signal transmission; and when the memory card is inserted to its position, it cannot swing and can be connected stably.

The invention discloses a fencing post and a fencing system. The fencing post is used for fixedly installing fencing sheet bodies extending along the longitudinal direction and the horizontal direction; the fencing post comprises a first body extending along the longitudinal direction and a second body fixedly connected to the first body; the side of the first body, which is connected with the second body, is provided with a connecting surface on which a plurality of first locating pieces are distributed along the longitudinal direction; a plurality of second locating pieces matched with the first locating pieces are respectively distributed on the second body along the longitudinal direction; one locating piece of the first locating pieces and the second locating pieces is connected with the other locating pieces in a locating way after passing through the sheet bodies; and the sheet bodies are clamped and fixed between the second body and the first body. The fencing post can be used for improving the firmness and the flatness in fixing the fencing sheet bodies and has the advantage of good disassembly and damage preventing effects.

The invention discloses an automatic speed-change electrical wheel hub, comprising a left wheel hub frame, a right wheel hub frame, a housing, a motor, a transmission shaft, a wheel, a brake device arranged on the transmission shaft, and a self-adaptive two-speed automatic speed-change assembly driven by the motor rotor via a transmission device. The transmission device is arranged in the intracavity of the motor stator. The automatic speed-change electrical wheel hub has the advantages that the motor transmission device is arranged reasonably, the consumption of the manufacture materials of the housing is lowered, the whole wheel hub has a compact size and a light weight, the manufacturing cost is reduced, and the invention can enable the output power of the motor and the driving status of vehicles to always be in an optimum matching status to achieve the balancing control of the driving moment of the vehicles and the synthesized driving resistance; the speed change can be operated automatically along with the change of the driving resistance by the self adaptive without cutting off the driving force, so that the invention is beneficial to the energy-efficiency of the vehicles and the mechanical power equipment, and can satisfy the usage under the conditions of mountain areas, hills and heavy loads; and the transmission of the invention has a light weight and a compact structure.

The invention discloses a terminal used for solving the technical problem of material waste caused by terminal shell production in the prior art. The terminal comprises a shell, a power supply unit and a color changing unit, the transparency value of the shell is larger than a first preset transparency value which is a transparency value capable of enabling a user to see the color changing unit positioned in the shell, the power supply unit is arranged in the shell and used for powering the color changing unit, and the color changing unit is connected with the power supply unit, attached on the inner side or the outer side of the shell and used for changing colors when electric energy provided by the power supply unit is received. When a first voltage value from the power supply unit is received by the color changing unit, a current color value of the color changing unit is adjusted to be a first color value corresponding to the first voltage value according to a corresponding relationship between voltage values and colors. The invention further discloses a color changing device and a color changing method.

The invention discloses an artificial lawn and a fabrication process thereof. The lawn comprises a soil basal layer, a warp knitting grid net paved above the soil basal layer, and fiber grass clusters knitted on the warp knitting grid net, wherein the warp knitting grid net is in a grid structure which is formed by interlacing warps and wefts, natural grass is inserted into grids by the warp knitting grid net, and grass roots of the natural grass are planted in the soil basal layer; the warps and the wefts are all grass silk yarn harnesses knitted and twined by fiber grass yarns, and the grass roots of the fiber grass clusters are knitted in the grass silk yarn harnesses. The process comprises the steps: producing the fiber grass yarns; arraying a plurality of fiber grass yarns side by side, then, knitting the grass yarns into a fried dough twist grass yarn harnesses, and knitting the grass yarn harnesses into the warp knitting grid net; building the soil basal layer on the ground; paving the knitted warp knitting grid net above the soil basal layer; inserting or planting the natural grass in the warp knitting grid net. The artificial lawn and the fabrication process thereof have the benefits that materials, such as base fabrics and mucilage glue, are not needed, so that the economic cost is reduced; the natural grass is planted in the grid, so that the artificial lawn and the fabrication process thereof are more real and have strong flexibility.

The invention discloses a temporary water retaining apparatus for rapidly handling the problem of water and mud bursting in a tunnel. The apparatus is provided with a water bag which is used for filling the inside with water for blocking gushing water or projecting mud soil generated in case of seepage in the tunnel and an air bag which is used for inflating air inwards for blocking the gushing water or the projecting mud soil generated in case of the seepage in the tunnel, and the water bag and the air bag are connected in an end-to-end manner and are connected through a flange connecting mechanism. The end, which is away from the air bag, of the water bag is respectively provided with a water filling port, a water pressure alarm for detecting water pressure inside the water bag and giving an alarm, and a front anchoring joint is disposed at the center for connection with an anchor pole or a fixation facility inside the tunnel. The end, which is close to the water bag, of the air bag is respectively provided with a gas injection port and a gas pressure alarm used for detecting gas pressure inside the air bag and giving an alarm, and a rear anchoring joint for connection with the anchor pole or the fixation facility in the tunnel is arranged at the center of the end, which is away from the water bag, of the air bag. The rubber bag capsule provided by the invention is simple in structure, convenient to manufacture and easy to operate, and can realize reutilization.

The invention is an embedded digital control inverter power source used in tube and plate overall position automatic welding, which comprises a main circuit, a control circuit and a high frequency arc-ignition circuit. The main circuit comprises a rectifying wave filter module, a high frequency inverter module, a power voltage-transforming module and a rectifying smooth module which are connected sequentially. The rectifying wave filter module is connected with a three-phase alternating current (AC) input power, and the rectifying smooth module is connected with a load. The control circuit includes an over-voltage and under-voltage protective testing module, a voltage and current sample testing and feedback module, an ARM microprocessor and a high frequency drive module. The over-voltage and under-voltage protective testing module is respectively connected with the three-phase AC input power and the ARM microprocessor. The voltage and current sample testing and feedback module is respectively connected with the ARM microprocessor and the load. The ARM microprocessor is also connected with the high frequency drive module and the high frequency arc-ignition circuit. The high frequency drive module is also connected with the high frequency inverter module, and the high frequency arc-ignition circuit is also connected with the load. The invention can realize the overall digital control of the tube and plate automatic welding inverter power source.

The invention discloses a multi-angle coal petrography drilling machine relating to a drilling machine used for pumping gas under a coal mine. The multi-angle coal petrography drilling machine mainly comprises a horizontal guide rail, a lifting guide rail, a base, a drill rod and a motor, wherein the horizontal guide rail is connected with the lifting guide rail by a sliding sleeve arranged on the lifting guide rail, the sliding sleeve is symmetrically provided with two obliquely stretching supporting arms connected with the horizontal guide rail, two ends of the horizontal guide rail are provided with downward stretching supporting arms which are vertically downward, a drill rod driving seat is arranged in a track groove of the horizontal guide rail, and a thrust cylinder is also arranged in the track groove of the horizontal guide rail. The machine simplifies the structure of the drilling machine, and saves cost; and the drilling machine has a small volume, is convenient to use in a narrow mine, and can realize the drilling operation at various angles under the condition that the position of the drilling machine is not moved.

An oval single-tube two-way vacuum pipeline traffic system comprises an oval pipeline. The oval pipeline is internally provided with a two-way travelling vehicle, vehicle upward suspension magnetic poles are arranged on the two sides of the travelling vehicle and matched with an outer suspension track and an inner suspension track correspondingly, and the outer suspension track is connected to theinner wall of the oval pipeline. The inner suspension track is supported on the inner wall of the oval pipeline through a track first support. A support rod is arranged at the position of a short shaft of the oval section of the oval pipeline, a semi-oval groove-shaped support seat is arranged along the exterior of the oval pipeline, and tight-pushing clamps are arranged on the position, on the horizontal positions of the two sides of the exterior of the pipeline, of the upper portion of the groove-shaped support seat along the long axis of the section of the oval pipeline. Adjusting and fixing are conducted through adjusting bolts. As for a vehicle with the same section, the blockage ratio in two-way double pipelines is slightly decreased, and the train travelling pneumatic resistance isreduced; and pipeline manufacturing materials are reduced, the pipeline erecting work procedure is reduced, the cost is reduced, the effective clearance in the pipeline is greatly increased, and mounting, examining and maintaining are conveniently facilitated.

A transducer used for monitoring particle concentration of environmental air is prepared as crossing light channel of light source emitter with air stream channel at detection hole of air stream channel, entering light refracted from detection hole into light detector through detection channel, setting air inlet at one side of detection hole on air stream channel and setting air extraction fan at another side of said detection hole.

The invention provides a sweat monitoring and sensing system, a patch and a preparation method of the patch, wherein the preparation method comprises the following steps: preparing a flexible extensible substrate; manufacturing hydrophilic tapping silicone sponge; manufacturing multiple sensing chips; transferring each sensing chip onto the flexible extensible substrate, and arranging the hydrophilic tapping silicone sponge at the top of each sensing chip. The patch has a simple structure, is convenient to prepare and is conducive to meeting monitoring requirements.

The invention provides a supporting structure and a crane with the same. The supporting structure comprises a rotating stand column (1), a plurality of level landing legs (3), a plurality of vertical landing legs (7), a supporting base (9) and a bearing landing leg disc (8), wherein one ends of the level landing legs (3) are respectively hinged to the peripheral surface of the rotating stand column (1) around the peripheral surface of the rotating stand column (1); the upper ends of the vertical landing legs (7) are respectively connected with one corresponding landing leg of the level landing legs (3), and the lower ends of the vertical landing legs are respectively connected with the bearing landing leg disc (8); especially, each level landing leg (3) is provided with a sliding rail (5), and the upper end of each vertical landing leg (7) is provided with a sliding sleeve (6) matched with the slide rail (5) so that each vertical landing leg (7) can move relative to the corresponding level landing leg (3). The supporting structure can be used for large-sized engineering machine and particularly used for supporting the lifting operation of the crane and the positioning regulation before the supporting and has the advantages of simple structure, light weight, convenient installation, strong carrying capacity, and the like.

The invention provides an electric connector, comprising an insulation body which is provided with a main body part; the front end of the main body part is concave towards the rear end so as to form a first receiving space; a plurality of first terminal passages which are intermittently arranged by the mainbody part extend from the top surface of the first receiving space; the front end of the main body part is provided with a second receiving space which is communicated with the first receiving space; the front end of the main body part extends forwards to form a hyoplastron; the second receiving space is arranged above the hyoplastron; the hyoplastron is provided with a working surface; a plurality of second terminal passages which are intermittently arranged extend on the working surface; the electric connector also comprises a plurality of first conductive terminals which are respectively received in the first terminal passage correspondingly and a plurality of second conductive terminals which are respectively received inside the second terminal passage correspondingly. When a memory card is inserted, the crosstalk of other signals does not occur; the signal transmission is stable; furthermore, after the memory card is inserted in place, the convex quantity is not too long, the shaking does not occur, and the butting is firm.

The invention relates to a double-acting lift-positioning energy-saving gas stove, and the technical scheme thereof is as follows: at least two outward-tilting bars are evenly arranged at the bottom of a hearth along the circumferential direction and are evenly distributed on the outer edge of a cavity cover; at least two inward-tilting bars are evenly arranged at the bottom of a lift fire tray along the circumferential direction and are evenly distributed on the inner edge of the cavity cover; the outward-tilting bars and the inward-tilting bars correspond to each other in a one-to-one manner and are in matched connection via a tilting plate respectively, the middle part of the tilting part is arranged on the cavity cover in a hinged manner, the outer end of the tilting end props upwardsand supports the outward-tilting bar, the inner end of the tilting plate props upwards and supports the inward-tilting bar, and the hearth and the lift fire tray are lifted relatively; and the lower end of the cavity cover is connected with a diverter, the upper part of the diverter is provided with a gas transmission conduit, the lower part of the lift fire tray is provided with a guide sleeve, and the gas transmission conduit is arranged in the guide sleeve to form a sliding guide pair. The invention has the advantages of simple and reasonable structure, safety, environment protection, energy conservation, no noise in the lift process, manufacturing materials saving and light overall quality, and is suitable for pans in various specifications.

A heat pipe for horizontal arrangement, which belongs to a heat transfer element, comprises a pipe body and a medium fluid in the pipe body, wherein the pipe body comprises an evaporation segment, a heat insulation segment and a condensation segment, which are communicated with each other; and heat-dissipating fins are arranged on the outer circumference of the condensation segment. The condensation segment of the heat pipe is inclined upwards by an angle beta relative to the evaporation segment and the heat insulation segment, and a liquid absorption net is arranged on the inner walls of the evaporation segment and the heat insulation segment of the pipe body. When the heat pipe works normally, the medium fluid is repeatedly circulated in the heat pipe to carry out rapid heat exchange. When the temperature of the condensation segment is higher than the temperature of the evaporation segment, the inclination angle of the condensation segment can allow the gas to gather at the condensation segment and the liquid to gather at the evaporation segment to prevent the occurrence of heat blockage due to the flowing and circulation of the medium in the pipe and prevent reverse heat transfer, so that the heat pipe can achieve one-way heat transfer function of one-way thermal diode by injecting only one medium. The heat pipe has the advantages of improved heat transfer efficiency, reduced processing steps and saved manufacture material.

The invention discloses a micro fixed-wing aircraft capable of hovering. The micro fixed-wing aircraft comprises an aircraft body as well as two horizontal rudder surfaces, two vertical tails, even sets of motors and propellers which are symmetrically arranged on the axle wire of the aircraft body; the motors are connected with the propellers and then are arranged at the head of the aircraft body; the two horizontal rudder surfaces are hinged to the tail of the aircraft body through hinges; the two vertical tails are vertically arranged on two sides of the tail of the aircraft body and are protruded relative to the upper surface and the lower surface of the aircraft body; a flight control system is arranged inside the aircraft body. The direction of the aircraft disclosed by the invention is controllable in a three-dimensional space at a vertical take-off, a landing and a hovering stage; under the control of assisted augmentation of the flight control system, flight motion of the aircraft in the three-dimensional space can be realized. With a wing-body integrated structure and a thin-wall aircraft body, substantial reduction of the size of the aircraft body can be realized; the aircraft disclosed by the invention has the advantages of convenience in carrying and use, small structure and conservation of manufacturing materials.

The invention relates to a valve for a piston pump, wherein the valve (22) comprises a valve closure body (10) and a valve seat (26) disposed longitudinally facing to the valve closure body (10); the valve closure body (10) comprises a cylindrical guide section (12) and a hemispheric sealing section (14) longitudinally facing to the cylindrical guide section (10) and facing to the valve seat (26); the sealing section is used for selectively closing and opening a hole (30) enclosed by the valve seat (26); according to the invention, the sealing section (14) comprises at least one channel opening (16) which is located out of the hole (30) enclosed by the valve seat (26) under the state that the valve (22) is closed, and extended into a channel (18) in the valve closure body (10) substantially extending along a flow direction.

The invention discloses a freeze dryer. The freeze dryer comprises a freeze-drying cavity and a cold-trap cavity. A supporting plate and a plurality of freeze-drying plate layers arranged above the supporting plate are arranged in the freeze-drying cavity, a lifting and dropping driving piece used for driving the supporting plate and the freeze-drying plate layers to lift and drop is arranged on the freeze-drying cavity, the freeze-drying cavity is arranged above the cold-trap cavity, the freeze-drying cavity is communicated with the cold-trap cavity through a through hole formed in the bottom of the freeze-drying cavity, and the supporting plate covers the through hole when the supporting plate drops to the bottom of the freeze-drying cavity so that the freeze-drying cavity can be separated from the cold-trap cavity. The freeze dryer has the advantages of being simple in structure, low in cost, small in occupied space, low in pollution risk and the like.

The invention relates to a pavement settlement point arrangement apparatus in monitor measurement. The apparatus comprises measuring point steel bar inserted link, a measuring point screw thread cap, a retaining wall sleeve and a protection cover. One end of the measuring point steel bar inserted link is conical drilling head, and the other end of the measuring point steel bar inserted link is a smooth plane and connected with the measuring point screw thread cap through screw thread; and the retaining wall sleeve is arranged outside the measuring point steel bar inserted link, and an upper end of the retaining wall sleeve is provided with the protection cover. The invention also discloses a burying method of the apparatus. The conical end of the measuring point steel bar inserted link has a smaller radius to facilitate break of a soil layer; for usage, the conical end is inserted into a rock-soil layer of the pavement, and the other end is rotatably connected with the measuring pointscrew thread cap through the screw thread; and the retaining wall sleeve is arranged outside the measuring point steel bar inserted link and filled with fragmented dinas. The invention has advantagesof low manufacture material cost, simple burying method and little error, etc.

The invention relates to an air conditioner, especially a motor pad with better damping property and noise adsorption, wherein it is made from the rubber whose axial center has through hole and longitudinal section is 8-shape; the invention is characterized in that: said central through hole is star shape whose inward protrusion forms the diameter equal to the bolt; and the star radial protrusion forms the diameter of external round is less than the diameter of thin waist of motor pad.

The invention discloses an energy-saving heating device for a lithium battery pack, and belongs to the technical field of lithium battery heating. Lithium batteries in the prior art are poor in heating effect, uniform heating of each lithium battery is difficult to guarantee, and potential safety hazards and energy wasting exist due to local overheating of the lithium batteries. The energy-saving heating device for the lithium battery pack comprises a heating component used for heating the lithium batteries and a power supply control module connected with the heating component; all wire parts winding the lithium batteries are mutually independent and are connected with the power supply control module respectively, according to differences of temperatures of all areas of the lithium battery pack, different voltages can have access to the wire parts of all the areas through a control chip, and heating parts of all the areas are controlled to generate heat; the corresponding wire parts are deenergized in time according to the temperature variation conditions of the lithium batteries; it is guaranteed that the lithium battery pack is heated uniformly, the heating efficiency is high, the energy is saved, the structure is simple and reasonable, the situation that local temperature is too high is avoided, and the potential safety hazards are prevented.

The invention relates to a fiber grating composite insulator comprising a core rod, a high-voltage end fitting and a low-voltage end fitting, wherein the high-voltage end fitting and the low-voltage end fitting are arranged on both ends of the core rod; the center of the core rod is provided with a fiber; the fiber comprises a grating coverage area and a tail fiber, wherein a grating coverage area is internally and uniformly provided with 3-20 gratings, and the length of the tail fiber is longer than or equal to 500mm; and the fiber is sequentially sleeved with a white sleeve, a metal hose and a hollow steel tube from inside to outside. A manufacturing method of the fiber grating composite insulator comprises the following steps of: firstly manufacturing the fiber; then packaging the fiber; then drawing the packaged fiber and soaked glass fibers out of a mould together to manufacture the core rod; then sawing the hollow steel tube to strip to expose the tail fiber; and then sequentially carrying out fitting pre-crimping, graded injection molding and secondary crimping to obtain the needed fiber grating composite insulator. The invention can not only realize the on-line monitoring of the mechanical property and the electric property of the fiber grating composite insulator and have difficult environmental corrosion and better mechanical property, but also accurately transmit the optimal sensing signals, save the production cost and enhance the manufacturing efficiency.

The invention discloses a rapid-positioning and pneumatic-compressing universal fixture capable of slightly adjustable inclination angle, which comprises a bracket mounted on a workbench, wherein a box body is rotationally connected with the bracket; a flat fixture is fixed on a top plate of the box body and used for mounting a workpiece; the box body is provided with a pneumatic compressing mechanism for compressing the workpiece; and a box body angle adjustment device is arranged between the box body and the bracket. The universal fixture can rapidly position and press the workpiece when medium and small parts are machined; the inclination angle of the fixture can be adjusted; and the universal fixture has the advantages of good universality, high positioning accuracy, good self-locking property, and the like.

The invention discloses a method for assembling fixed ends of a scaffold of a large-volume triangular variable-section tubular truss structure. The method is characterized in that: a concrete base is poured on the ground; a large tubular truss, of which two ends are provided with triangular sections, is horizontally assembled above the concrete base; after finishing the assembly, the whole is pulled by a hoisting mechanism, and a rod piece between the two sections is assembled above a scaffold supporting system at a certain angle; and after finishing the assembly, tail sections of the fixed end sections on two sides are dismounted, and are mounted to the start sections of the next section of assembled structural member. The method has the advantages that: under the condition that pre-assembly cannot be performed on the construction site, the assembly precision is guaranteed as much as possible; furthermore, the two fixed end sections are positioned, and the rod piece between the two sections is used as a pivot, so that the manufacturing material of the scaffold is saved.

The invention discloses a photovoltaic tracking system, which comprises a plurality of support posts, a plurality of main girders, at least one connecting rod assembly, a transmission mechanism and a drive device, wherein the plurality of main girders are arranged side by side; the main girders are rotatablely arranged on the support posts and are used for installing solar photovoltaic panels; the at least one connecting rod assembly is connected with the adjacent main girders and comprises a pair of swing arms and a connecting rod, one end of each swing arm is fixedly connected with the main girders and the other end is hinged with the connecting rod, and the connecting rod is located between the pair of swing arms; each swing arm comprises a plurality of sub-swing arms, an included angle is formed between the adjacent sub-swing arms and one ends of the plurality of sub-swing arms are connected and then connected with the connecting rod; the transmission mechanism is connected with the first main girder; the first main girder is a main girder in the plurality of girders; the transmission mechanism is used for driving the first main girder to rotate on an upright post on which the first main girder is located; and the drive device is connected with the transmission mechanism and is used for driving a transmission structure to rotate. The photovoltaic tracking system is stable in structure and smooth in operation; and a plurality of photovoltaic panels can be driven to rotate through one drive device.

The invention discloses an information kiosk which comprises a terminal, a kiosk body structure and a top structure. An open terminal operating room is arranged on the kiosk body structure. The operating face of the terminal is located inside the terminal operating room. The top structure comprises a top cover arranged above the kiosk body structure. The information kiosk is characterized by comprising a disc-shaped base and a long-strip-shaped vertically-arranged partition plate, wherein the horizontal section of the partition plate is in a U shape, and the lower end of the partition plate is perpendicularly fixed to the base, so that the whole kiosk body structure is cylindrical. The kiosk body structure is partitioned through the partition plate and forms the terminal operating room and a terminal containing room, and the cylindrical spatial structure is fully utilized. The information kiosk has the advantages of being more compact and reasonable in structure, small in floor area, better in using flexibility, ideal in advertisement information display effect, and safer and more reliable in running, saving manufacturing materials and improving economic benefits, and can better meet the market requirement and adapt to popularization and application.

The invention discloses a cross section-variable underground continuous wall, which is formed by connecting multiple underground continuous walls. The wall bottom of the single underground continuous wall is in a double-step shape along the width direction of a wall body. The invention also discloses a construction method for the cross section-variable underground continuous wall, which comprises the following steps: (a1) measuring the rock depth condition at a construction position to determine the embedded rock depth of the steps at the wall bottom of the single cross section-variable underground continuous wall; (a2) performing construction operation to manufacture an underground continuous wall slot with two steps, wherein the depth of the two steps meets the requirement of the embedded rock depth determined in the step (a1); and (a3) lowering a steel net, and casting underwater concrete to form the cross section-variable underground continuous wall. The wall bottom of the cross section-variable underground continuous wall is provided with two steps, and the two steps are embedded into a rock face, thus, a good water interception effect is achieved. The construction method disclosed by the invention is capable of rapidly, accurately and conveniently processing the cross section-variable underground continuous wall disclosed by the invention. The cross section-variable underground continuous wall disclosed by the invention can be widely applied to the construction operation of the underground continuous wall.