32results about How to "Movement hindrance" patented technology

The invention provides projection equipment. The projection equipment comprises a lens assembly, a lens base, a heat transfer assembly and a cooling assembly, wherein the lens assembly comprises a lens cylinder, the cooling assembly sleeves an outer side of the lens cylinder and is connected with the lens base, the heat transfer assembly is arranged on an outer wall of the lens cylinder and is elastically connected with the cooling assembly, and heat of the lens assembly is conducted to the cooling assembly. By the projection equipment, effective cooling during working can be achieved.

The invention relates to the technical field of magnetic materials, and discloses a preparation technology of a high-performance nickel-zinc ferrite material. The preparation technology comprises thefollowing steps: mixing main materials comprising iron oxide, zinc oxide and nickel oxide, then adding a first additive, and carrying out dry mixing to obtain a mixture, wherein the first additive iscomposed of molybdenum oxide, diyttrium trioxide, tin oxide and titanium dioxide; pre-sintering the mixture, and cooling the pre-sintered mixture to obtain a pre-sintered material; mixing the pre-sintered material with a second additive, and then performing wet crushing to obtain a crushed material, wherein the second additive is composed of lead oxide, boron oxide, vanadium pentoxide, calcium oxide, silicon dioxide ad bismuth oxide; adding polyvinyl alcohol to the crushed material, and carrying out spray granulation to obtain granules; adding the granules into a mold, and pressing the granules to form a blank; and carrying out microwave sintering treatment on the blank, and cooling the treated blank to room temperature to obtain the high-performance nickel-zinc ferrite material. The high-performance nickel-zinc ferrite material prepared in the present invention has excellent magnetic properties.

The invention relates to a method (100) for correcting yarn movement at a working point (2) of a textile machine (1) producing cross wound bobbins. The working point (2) comprises a device for extracting yarn (19), a device (50) for winding the extracted yarn (19) into the cross wound bobbins (16), and a yarn catcher (12) arranged between the extracting device and the winding device (50) and capable of swinging to different positions. The yarn catcher (12) is at least used for receiving and transmitting the received yarn heads. The yarn catcher (12) is provided with a clamping structure used for clamping yarn sections. The method (100) includes a first step (110) of allowing the yarn catcher (12) to swing to a primary position (I) where the clamping structure is opposite to yarn moving between the extracting device and the winding device. The method (100) is characterized in that the method includes a second step (120) of allowing the yarn catcher (12) clamping the yarn (19) to swing from the primary position (I) to an extracting position (III) spaced from the primary position, and a third step (130) of releasing the yarn (19) bearing tension at a releasing position (IV).

The invention provides a control cabinet for a cryogenic test of a low-temperature valve. The control cabinet is characterized by comprising a cuboid-shaped cabinet body, the top of the cabinet body is provided with a cover plate, the bottom of the cabinet body is provided with a base plate, the two sides of the cabinet body are provided with side plates respectively, the backside of the cabinet body is provided with a back hinged door, a control door, a downwardly opening door, a tool box and a front hinged door are arranged in the front side of the cabinet body successively from top to bottom, the downwardly opening door and the tool box are positioned in the same plane and provided with door locks respectively, the outer side of the control door is provided with a set of rollers, the tool box is provided with a handle, the lower surface of the base plate is provided with telescopic columns and roller wheels, the upper surface of the cover plate is provided with hangers, and the lower surface of the cover plate is provided with a fluorescent lamp which is powered on when the door is opened and powered off when the door is closed. The control cabinet is convenient to move, installation is convenient and diversified, a controllable illumination device is arranged in the cabinet, the tool box of high safety performance is arranged outside the cabinet body, and use is convenient.

The invention belongs to the technical field of geological exploration, particularly relates to an underground geophone for geophysical exploration and a use method, and aims to solve the problems that existing geophones are manually conveyed into a mine and then fixedly mounted, however, the mine is deep, and certain potential safety hazards often exist when the geophones are manually conveyed. According to the technical scheme, the geophone comprises a bearing box and a geophone body, the geophone body is fixedly installed on the top of the bearing box, a walking assembly is connected to the bearing box, and an installation cover located on the right side of the geophone body is fixedly installed on the top of the bearing box. The detector can be moved to any position in a mine in a self-walking mode, stable braking can be achieved, information detection can be conveniently conducted on a rock stratum in the mine, people do not need to enter the mine, and therefore the detector has good use convenience and safety.

The invention discloses an efficient architectural furniture timber cutting device which comprises a base, a straightening assembly, a conveying assembly, a cutting assembly and a receiving assembly,wherein a power box is fixed to the top end of the base for providing power to the device, a side plate I is fixed to one side of the power box, a side plate II is fixed to the side, far away from thepower box, of the top end of the base, a plurality of rollers I are rotatably arranged between the side plate I and the side plate II, and the straightening assembly is slidably arranged on the rollers I, so that a condition that the cutting surface is not smooth enough as a timber which is cut is deflected. The conveying assembly is arranged between the discharge ends of the side plate I and theside plate II. The cutting assembly is fixed at the end close to the conveying assembly. The receiving assembly is fixed on one side of the base and can collect the cut timber, and saw dust can fallat the bottom end of the collecting assembly.

The present invention provides a thread clip apparatus(1)for sewing machine, which comprises a tension release mechanism(3)capable of releasing the tension applied to sewing thread independent of the action of the thread-severing device(presser foot raising device), wherein the tension release mechanism(3)comprises a release member(31)entering between a pair of clamps(2, 2)clamping and holding sewing thread to release the holding of the sewing thread, a driving member(32)interlocked with the thread-severing device(presser foot raising device)(5)to move the release member(31), an ejection member for ejecting the release member(31). The release member(31)comprises an joint part(31d)against jointed with the driving member(32), a moving guide part(31e)for guiding the release member(31)to the position where the holding of the sewing thread is released during moving the release member(31). Thus, the tension release mechanism can be driven independently even when the thread-severing device(presser foot raising device)is connected with the tension release mechanism.

The embodiment of the invention provides an AI role control method and device in a game, and the method comprises the steps: obtaining a plurality of following point locations corresponding to the position of a virtual role; determining a target point location corresponding to the at least one AI role from the plurality of following point locations, and allocating the target point location to the at least one AI role; respectively determining motion influence factor information corresponding to the at least one AI role; and controlling the at least one AI role to move to the target point location according to the motion influence factor information. The universal degree of the AI roles is high, the AI roles can be expanded from a single AI role to a plurality of AI roles, the AI roles can move together in an attractive and reasonable formation, and the positions of the AI roles can be adjusted constantly according to the positions of teammates and players. Moreover, by determining the motion influence factor information corresponding to the at least one AI role, the AI role can intelligently avoid a player role or a teammate role or an obstacle in the environment and the like when moving.

The invention relates to a gearing for a fitting assembly of a window, a door, or the like comprising a housing and a socket element, which is movably supported in a socket mount of the housing and which is coupled to a fitting element, in particular a drive rod, of the fitting assembly in such a way that driving is enabled. The socket element can be moved between a release position, in which thesocket element can be rotated about an axis of rotation fixed to the housing, and a blocking position, in which the socket element is blocked against rotation about the axis of rotation in at least one direction of rotation, radially to the axis of rotation. The socket element is designed to be moved into the blocking position if the socket element is in the release position and is driven to movein the direction of rotation by the fitting element.

The invention discloses a high-coercivity neodymium-cerium-iron-boron permanent magnet and a preparation method and application thereof. The permanent magnet has at least one of the following characteristics: the area of a grain boundary RE-rich phase in the magnet accounts for more than 4% of the whole view area; grain boundary RE-rich phases in the magnet are uniformly and finely distributed; and the average value of the ratio of the area of the bulk grain boundary RE-rich phase at the intersection of more than three main phase grains to the total area of more than three adjacent main phase grains at the periphery is less than or equal to 30%. When the prepared magnet is used as a grain boundary diffusion magnet base material, the excellent diffusion effect is achieved. The RE-rich phase in the magnet is continuously distributed along the grain boundary, so that more channels are provided for diffusion, the diffusion depth of a diffusion source towards the interior of the magnet is improved, the distribution uniformity of the diffusion source in the magnet is improved, the consistency of internal structure components of the diffusion magnet is improved, and the magnetic performance of the diffusion magnet is further improved.

The invention discloses a hinge-based self-buffering structure. The hinge-based self-buffering structure comprises a rotating hinge and a fixed hinge, wherein the section of the fixed hinge is of a U-shaped structure, a fixed rod is fixedly connected to the side wall of the fixed hinge, a control cavity is formed in the rotating hinge, the fixed rod extends into the control cavity, and a metal plate is fixedly connected to the inner wall of the control cavity; a movable plate is connected to the inner wall of the control cavity in a sealed and sliding manner, the upper side wall of the movableplate is connected with the fixed rod through a connecting rope, an opening is formed in the side wall of the movable plate in a penetrating manner, a fixed cavity is formed in the movable plate, a permanent magnet plate is elastically connected to the inner wall of the fixed cavity through a spring, and a baffle is fixedly connected to the side wall of the permanent magnet plate; and a containing cavity is formed in the rotating hinge, and a permanent magnet piece is fixedly connected to the inner wall of the containing cavity. A door and a window can be prevented from being rapidly closed,the door and the window are protected, and besides, the situation that noise is generated to influence other people is avoided.

The invention provides a carburetor, and fluctuation of an oil level of a fuel in a float chamber without increasing the diameter of the float chamber. A floator (7) forms a shape of a major arc which surrounds a fuel boss (1a) and is open in a pivot (9) side, and an arc-shaped upper longitudinal rib (23) protruding downward from a lower outer peripheral edge of the floator (7) is formed on the floator (7); and, on the other hand, an arc-shaped lower longitudinal rib (25) is formed on the float chamber (5), and the lower longitudinal rib (25) is erected from the bottom of the float chamber (5) to the lower surface of the floator (7) and is disposed on the inner side of the upper longitudinal rib (23).

The invention discloses nitrogen-oxygen sensor calibration detection equipment which comprises a main machine, the main machine is provided with an exhaust module used for exhausting tail gas and a detection module used for receiving a probe detection signal and displaying a nitrogen oxide content value, and the exhaust module is electrically connected with the detection module. The equipment has the effect of detecting the sensing performance of the probe.

The invention relates to the technical field of sewage treatment, and discloses a rural sewage aeration treatment device which comprises an aeration tank, a shovel plate is arranged at the bottom of an inner cavity of the aeration tank, the bottom wall of the shovel plate is in contact with the inner wall of the bottom of the aeration tank, and a driving mechanism used for driving the shovel plate to move relative to the aeration tank is arranged on the aeration tank; the shoveling plate is driven by the driving mechanism to move relative to the inner wall of the bottom of the aeration tank, dirt on the inner wall of the bottom of the aeration tank is shoveled, and when the shoveling plate moves to be in contact with the aeration plate, the aeration plate is gradually pushed upwards, so that the shoveling plate can pass through the lower part of the aeration plate, and the aeration effect is improved. The aeration plate is always located at the bottom of the inner cavity of the aeration tank during aeration, so that the contact area of gas and sewage is increased, and the aeration plate moves upwards during cleaning, so that the aeration plate is prevented from hindering the movement of the shovel plate, the bottom wall of the aeration tank can be conveniently cleaned, dirt in the sewage is prevented from being attached to the bottom wall of the aeration tank, and the cleaning efficiency is improved. And subsequent manual cleaning is easier.

The invention belongs to the technical field of face recognition, and particularly discloses a face recognition system and an attendance checking device. The face recognition system comprises an image collection unit, a recognition unit and an illumination unit, and the image collection unit is used for intermittently collecting images in a face recognition area; the recognition unit is used for comparing whether an acquired image is consistent with an image in the database and outputting a comparison result, the illumination unit is provided with a brightness acquisition end and is used for acquiring the illumination brightness of the environment, a brightness threshold is stored in the illumination unit, and when the illumination brightness of the environment is smaller than the brightness threshold, the light output end of the illumination unit is started; when the illumination brightness of the environment is larger than the brightness threshold value, the dark light output end of the illumination unit is started, and the bright light output end and the dark light output end of the illumination unit are both arranged in the middle of the face recognition area. According to the technical scheme, the face recognition system and the attendance checking device are utilized, proper light rays are adjusted in a targeted mode, and the accuracy of face recognition is improved.

The invention discloses a high-efficiency wood cutting device for building furniture, which includes a base, a straightening assembly, a conveying assembly, a cutting assembly and a receiving assembly, wherein a power box is fixed on the top of the base to provide power for the device, and the power Side plate 1 is fixed on one side of the box, and side plate 2 is fixed on the side of the top of the base far away from the power box. A plurality of rollers 1 are rotatably arranged between the side plate 1 and side plate 2. The first roller is slidably provided with a centering assembly, which can prevent the wood from skewing during cutting, resulting in an uneven cutting surface. The conveying assembly is arranged between the first side plate and the second side plate. The cutting assembly is fixed at one end close to the conveying assembly, and the receiving assembly is fixed at one side of the base, which can collect the cut wood and allow wood chips to fall into the bottom of the collecting assembly.

The invention provides a carburetor, and fluctuation of an oil level of a fuel in a float chamber without increasing the diameter of the float chamber. A floator (7) forms a shape of a major arc which surrounds a fuel boss (1a) and is open in a pivot (9) side, and an arc-shaped upper longitudinal rib (23) protruding downward from a lower outer peripheral edge of the floator (7) is formed on the floator (7); and, on the other hand, an arc-shaped lower longitudinal rib (25) is formed on the float chamber (5), and the lower longitudinal rib (25) is erected from the bottom of the float chamber (5) to the lower surface of the floator (7) and is disposed on the inner side of the upper longitudinal rib (23).

The invention discloses a novel ozone aging machine for plastics. The novel ozone aging machine comprises an aging machine body, a heat preservation layer, a heater, a cabinet door, a controller, an ozone generator and a sample frame, and is characterized by further comprising a recycling pipe, an ozone recycling box, an exhaust fan, a sealing strip, movable wheels and an observation window, wherein the cabinet door and the controller are mounted on the outer side of the aging machine body, and the movable wheels are mounted on the lower side of the aging machine body. By additional arrangement of the recycling pipe, the ozone recycling box, the exhaust fan, the sealing strip, the movable wheels and the observation window, an air exhausting pipe is connected with the recycling pip, and the recycling pipe is connected with the ozone recycling box; after detection is finished, the exhaust fan is switched on; ozone in the novel ozone aging machine can be exhausted to the outer side through the exhaust fan and enters the ozone recycling box through the recycling pipe, so that recycling and later use are facilitated, pollution caused by ozone to air is avoided, and resources are saved. The sealing strip is arranged between the cabinet door and the aging machine body, so that ozone in the novel ozone aging machine during running cannot leak, and safety of the environment is guaranteed.

A simple knife sharpening device of the present invention includes a grindstone, a fixing device and a driving device. The fixing device includes a base, a bearing seat, a left bracket and a right bracket, and a left bracket is arranged above one end of the base. A bearing seat is arranged above the left bracket, a millstone is also arranged above the base, the millstone is connected with the bearing seat, and a right bracket is arranged above the other end of the base. The invention can not only rotate the whetstone, but also move the knife seat, so that the knife sharpening action is more flexible, the knife sharpening effect is good, the time is short, and the efficiency is high.

The invention belongs to the technical field of medical instruments and particularly relates to a novel medical needling instrument for acupuncturology. The novel medical needling instrument comprises a needle tube, a needle core and a hose, wherein the needle tube sleeves the needle core and is provided with a sharp part used for piercing into skin, and the needle core can move back and forth along an axial direction of the needle tube; one end, far away from the sharp part, of the needle tube is mounted on a box body, and the needle core penetrates through the box body and extends into the needle tube; one end, far away from the sharp part of the needle tube, of the needle core is mounted on a sliding button, the sliding button penetrates through the box body and extends out of the box body, and correspondingly, a sliding groove is formed in the box body, so that the sliding button can move along the length direction of the sliding groove, and then, the needle core is driven to move back and forth along a length direction of the needle tube; and the hose sleeves the needle tube and can move back and forth along the length direction of the needle tube so as to shield or expose the sharp part of the needle tube. According to the novel medical needling instrument, the embedding of catgut sutures is seamlessly connected after the treatment of a sweep technique, so that long-time meridian stimulation is completed; and a positive and long-acting treatment effect is achieved.

The invention provides a control cabinet for a cryogenic test of a low-temperature valve. The control cabinet is characterized by comprising a cuboid-shaped cabinet body, the top of the cabinet body is provided with a cover plate, the bottom of the cabinet body is provided with a base plate, the two sides of the cabinet body are provided with side plates respectively, the backside of the cabinet body is provided with a back hinged door, a control door, a downwardly opening door, a tool box and a front hinged door are arranged in the front side of the cabinet body successively from top to bottom, the downwardly opening door and the tool box are positioned in the same plane and provided with door locks respectively, the outer side of the control door is provided with a set of rollers, the tool box is provided with a handle, the lower surface of the base plate is provided with telescopic columns and roller wheels, the upper surface of the cover plate is provided with hangers, and the lower surface of the cover plate is provided with a fluorescent lamp which is powered on when the door is opened and powered off when the door is closed. The control cabinet is convenient to move, installation is convenient and diversified, a controllable illumination device is arranged in the cabinet, the tool box of high safety performance is arranged outside the cabinet body, and use is convenient.

The invention provides projection equipment. The projection equipment comprises a lens assembly, a lens base, a heat transfer assembly and a cooling assembly, wherein the lens assembly comprises a lens cylinder, the cooling assembly sleeves an outer side of the lens cylinder and is connected with the lens base, the heat transfer assembly is arranged on an outer wall of the lens cylinder and is elastically connected with the cooling assembly, and heat of the lens assembly is conducted to the cooling assembly. By the projection equipment, effective cooling during working can be achieved.

The invention discloses a smoke deflector for integrated lampblack purification equipment for a kitchen, comprising a lampblack collection portion. A lampblack treatment cavity is formed in the lampblack collection portion; a treatment cavity inlet is formed in the lower portion of the lampblack treatment cavity; an oil baffle and an inclined plate used for containing the oil baffle are arranged in the treatment cavity inlet; a groove is further formed in the inner wall of the treatment cavity inlet; a guide plate and a connecting member are further arranged in the treatment cavity inlet; theguide plate is located below the oil baffle; one end of the guide plate is located on the groove, and the other end is connected with the connecting member; the connecting member is connected with theinclined plate; a square groove is formed in the upper surface of the guide plate; a support adjustment assembly is arranged in the square groove, and comprises an arc-shaped plate, a connecting block and a support plate; the two ends of the arc-shaped plate are fixed in the square groove; and a clamping assembly is further arranged on the connecting block. The size of a lampblack inlet of the lampblack collection portion can be reduced by the arranged guide plate, so that the negative pressure in the lampblack collection portion is increased, and the lampblack extraction effect is improved.

A mistaken unplugging prevention and overheating protection device for a computer connection socket relates to the technical field of computer auxiliary equipment and comprises a connector, a movable groove is formed in the middle of the connector, a spring is fixedly connected to the inner top wall of the movable groove, a movable block is fixedly connected to the bottom of the spring, a contact is fixedly connected to the inner bottom wall of the movable groove, an electromagnet is fixedly connected to the inner wall, close to the bottom of the movable groove, of the connector, and clamping grooves are formed in the two sides of the connector. According to the mistaken unplugging prevention and overheating protection device for the computer connection socket, through cooperative use of the electromagnet and a closed coil, when the connector is pulled out suddenly, the movable block moves downwards under the inertia effect at the moment and is connected with the contact, so that the electromagnet is powered on, and N-pole magnetism is generated at the top of the electromagnet; and according to the Lenz's law, the bottom of the closed coil generates an N pole which repels the electromagnet with the same polarity, so that the connector is effectively prevented from moving upwards, and the effect of preventing mistaken unplugging is achieved.

The invention relates to a gearing for a fitting assembly of a window, a door, or the like comprising a housing and a socket element, which is movably supported in a socket mount of the housing and which is coupled to a fitting element, in particular a drive rod, of the fitting assembly in such a way that driving is enabled. The socket element can be moved between a release position, in which the socket element can be rotated about an axis of rotation fixed to the housing, and a blocking position, in which the socket element is blocked against rotation about the axis of rotation in at least one direction of rotation, radially to the axis of rotation. The socket element is designed to be moved into the blocking position if the socket element is in the release position and is driven to move in said direction of rotation by the fitting element.

The invention discloses an intelligent magnetic type data line, and belongs to the technical field of data lines. The main points of the technical scheme are that the intelligent magnetic type data line comprises a power end connecting part, a line body and an equipment end connecting part, and the line body is used for connecting the power end connecting part and the equipment end connecting part; one end, close to the wire body, of the power supply end connecting part is provided with a connecting mechanism, one end, close to the power supply end connecting part, of the wire body is provided with a plug-in component, and the plug-in component is detachably connected with the connecting mechanism; the connecting mechanism and the plug-in component are both magnetic, and the magnetic poles of the opposite sides of the connecting mechanism and the plug-in component are opposite, so the data line can be maintained more conveniently, and the falling phenomenon caused by mistaken touch is reduced.

The invention discloses a die-casting die. The die-casting die is used for die-casting a casting with an inclined structure and comprises a male die holder, a female die holder, a male die core, a female die core and one or more inclined die assemblies, wherein the male die core is fixed to the male die holder, the female die core is fixed to the female die holder, a forming cavity is formed between the male die core and the female die core, and the female die core has a vertical die closing position and a vertical die opening position; the inclined die assembly comprises a first drive rod and a first insertion die core forming the inclined structure, and the first insertion die core slides on the male die holder in the inclination direction of the inclined structure and has an inclined die closing position inserted into the forming cavity in a closed mode and an inclined die opening position separated from the forming cavity; the first drive rod is fixed to the female die holder and can be detachably linked to the first insertion die core; when the female die core moves to the vertical die closing position, the first drive rod drives the first insertion die core to move to the inclined die closing position synchronously; when the female die core moves to the vertical die opening position, the first drive rod drives the first insertion die core to move to the inclined die opening position synchronously.

The invention relates to a method (100) of correcting yarn movement at a station (2) of a textile machine (1) for manufacturing cross-wound bobbins. The station (2) comprises a device for withdrawing the yarn (19), a device (50) for winding the withdrawn yarn (19) into a cross-wound bobbin (16) and a device arranged between the withdrawal device and the winding device (50) and can swing to different positions of the yarn catcher (12), the yarn catcher is at least used to receive and transfer the received yarn end, here, the yarn catcher (12) has a function for entraining the yarn segment the entrainment mechanism. The method (100) comprises a first step (110) of oscillating the yarn catcher (12) to an initial position (I) in which the entraining mechanism is in contact with the yarn moving between the withdrawal device and the winding device opposite. The method (100) is characterized in that the method (100) comprises the second step of swinging the yarn catcher (12) entraining the yarn (19) from the initial position (I) to a withdrawal position (III) spaced apart from the initial position. Step (120) and a third step (130) of releasing the yarn (19) under tension in the release position (IV).