34results about How to "Physical impact" patented technology

The invention discloses a non-mechanical friction damping automatic speed control method and a device thereof, the method is that: a cable wheel which is wound by a cable is mechanically linked with a fluid damping mechanism or an electromagnetic damping mechanism; the device is composed of the cable, the cable wheel, a speed change device, the fluid damping mechanism or the electromagnetic damping mechanism, the cable is serially wound on the cable wheel, a shaft of the cable wheel is linked with a power input shaft of the speed change device, a power output shaft of the speed change device is linked with a rotating shaft of the fluid damping mechanism or the electromagnetic damping mechanism, and the whole device is mounted at the fixed position by a mounting ring on an outer shell. The device can allow the speed of an escaper or a high-altitude operator during the descending process to be automatically controlled within the safe range when a high-rise building has a fire hazard, the mechanical friction parts of the device are fewer and the stability of the speed control is better.

The invention discloses a robot polishing device capable of replacing fixtures according to demands. The robot polishing device comprises a base; a first chute is formed in the upper surface of the base, and is positioned on the left side of the upper surface of the base; a slide block is slidingly connected into the first chute; the right side surface of the slide block is fixedly connected withthe right side surface of the inner wall of the first chute through an electric push rod; the upper surface of the slide block is fixedly connected with the lower surface of a support plate; a first bearing is clamped on the left side surface of the support plate; and a rotating shaft is sleeved in the first bearing. Through cooperation of a fixed plate, a fixed block, a slide sleeve, a slide rod,a handle, a clamping block, a clamping groove, a mounting plate and mounting nails, the robot polishing device capable of replacing the fixtures according to the demands enables workers to replace fixture bodies, matched with robot parts, according to different demands without purchasing polishing machines with various model numbers, saves the robot polishing cost, and improves the use effect.

The invention discloses a clinical drainage device for neurosurgery. The clinical drainage device for neurosurgery comprises a bottom plate, a replacement unit, a clamping unit, an inner sleeve columnand an outer sleeve column, wherein the middle of the top end of the bottom plate is connected with the bottom end of the outer sleeve column, and the top end of the outer sleeve column is connectedwith the bottom end of the inner sleeve column in a sliding manner; the replacement unit comprises a fixed plate, electric expansion links, a support column, insertion blocks, movable blocks and a connecting block, wherein the middle of the lower surface of the connecting block is connected with the top end of the inner sleeve column, the middle of the upper surface of the connecting block is connected with the bottom end of the support column, the top end of the support column is connected with the middle of the lower surface of the fixed plate, four electric expansion links in the vertical direction are arranged on the lower surface of the fixed plate, the insertion blocks are arranged at bottom ends of the four electric expansion links respectively, four insertion holes are formed in the upper surface of the connecting block, and sliding grooves are formed in four side surfaces of the connecting block. The clinical drainage device for neurosurgery is simple in structure, convenientto operate and capable of adjusting the flow velocity and replacing a drainage bag quickly.

The invention belongs to the field of door closer detection, and discloses a door closer detection equipment and detection method. According to the key points of the technical scheme, the door closerdetection equipment comprises a detection room which is provided with a detection door which can be opened and closed. The detection room is internally provided with a refrigeration device, a pull frame and an installing frame. A flexible door is rotatably connected on the installing frame. A door closer is installed on the flexible door. The installing frame is provided with a detection device used for detecting whether the flexible door is closed in place. The pull frame is provided with a door opening mechanism used for opening the flexible door. The door opening mechanism can rotate the flexible door for 90 degrees without influencing closing of the door closer to the flexible door. A control box is installed outside the detection room. A controller is arranged in the control box. A displayer is installed on the upper surface of the control box. The displayer is connected with the controller. A timer, a counter and a time storage device are connected on the controller. The detection device is electrically connected with the controller. The equipment has the function of automatically opening and closing the door and detecting the door closing time of the door closer.

The invention relates to rice processing equipment, in particular to an integral rice processing machine which is mainly composed of a rough material hopper, a stone removing machine and a rubber-roller rice husker. The integral rice processing machine is characterized in that a single connection lifting machine is arranged over the rough material hopper, the stone removing machine is arranged on the right side of the single connection lifting machine, a first double connection lifting machine is arranged on a discharging opening of the stone removing machine, the rubber-roller rice husker is arranged on a discharging opening of the first double connection lifting machine, a second double connection lifting machine is arranged on the right side of the rubber-roller rice husker, a paddy separating screen is arranged on an outlet of the second double connection lifting machine, a grain collecting groove is formed below the paddy separating screen, and a rice husking machine is arranged on an outlet of the grain collecting groove. The integral rice processing machine is simple in structure and convenient to operate, manual partition is of no need, automatic bagging can be achieved, processed rice is good in quality, the phenomenon of being not husked is avoided, the working environment is good, and the influence on the body of a worker is avoided.

The invention provides an intelligent lamplight auxiliary appetite control device. The device comprises an accommodating unit, and further comprises: a weight sensing unit, which is arranged at the bottom of the accommodating unit and used for collecting weight changes of the accommodating unit; an irradiation unit, which is used for emitting light of a plurality of colors; and a control unit, which is electrically connected to the weight sensing unit and the irradiation unit respectively, and reads information of the weight sensing unit and controls the irradiation unit for emitting color light. The device and method provided by the invention have the beneficial effects that: a non-physical mode is adopted, the body of a diner cannot be affected, the sense organ of the diner is stimulatedin a color light mode according to collected data, the appetite of the diner is affected, then the effect of controlling the food intake is effectively achieved, and the device and method are suitable for the majority of people.

The invention discloses a belt conveyor for purifying quartz sand with the function of recovering falling sand; it belongs to the technical field of quartz sand production; The near end of the high end of the frame is provided with a first idler roller and a second idler roller matched with the conveyor belt at intervals. Sand plate, the sand connecting plate is arranged obliquely and the lower end is connected with a quartz sand recovery conveying pipe, the quartz sand recovery conveying pipe is arranged obliquely and the free end is bent from the bottom of the conveyer belt to the conveying surface near the lower end of the conveyer belt Side; the present invention aims to provide a belt conveyor for purification of quartz sand with compact structure, good use effect and recovery function of falling sand; it is used for the collection and recovery of falling sand in the process of conveying quartz sand.

The invention discloses a special air water purifier for aviation, the structure of which comprises a water inlet head, a cover head of the device shell, a water inlet device, a sealing leather ring, a connection port, a body, an outer ring of the device shell, a concentrated water outlet, and a pure water outlet , the sealing apron is located on the left side of the connection port, and the body includes the inner ring hole of the membrane shell, the membrane shell, the permeation collection layer, the PP cotton filter element, the granular activated carbon ring, the water outlet hole, the shock-absorbing glue, the water absorption hole, the diversion tube, Double sealing rings, the inner side of the granular activated carbon ring is attached to the outer side of the PP cotton filter element, and there is a water outlet hole under the PP cotton filter element. This invention is an air water purifier dedicated to aviation. The water in the pipe flows out from the water outlet hole, passes through the PP cotton filter element, the granular activated carbon ring, and then to the permeation collection layer through reverse osmosis. The outlet flows out, and the pure water treatment only removes bacteria, impurities, etc., and can be drunk directly after filtration to avoid affecting the user's body.

The invention discloses a high-gloss environment-friendly paint for wood. The components and parts by mass of the environment-friendly paint are as follows: 50-55 parts of a modified water-based polyurethane dispersion, 20-25 parts of a water-based acrylic polyurethane dispersion, and a water-based paint dispersant. 0.2-0.4 part, water 12-15 part, organotin catalyst 0.04-0.06 part, thickener 0.2-0.4 part, surfactant 1-2 part, emulsion fungicide 0.04-0.06 part, n-butyl acetate 0.005-0.008 share. The invention provides a high-gloss environment-friendly paint for wood using water as a dispersion medium, and also provides a formula, a preparation method and a coating method of the environment-friendly paint. The environmental protection paint of the present invention is applied to woodware, and the paint layer has high uniform hardness, full gloss and good appearance, and the special drying process can further improve the paint film hardness, so that the paint layer protection performance and appearance effect are better.

The invention discloses a robot polishing device capable of replacing fixtures as required, comprising a base, a first chute is opened on the upper surface of the base, the first chute is located on the left side of the upper surface of the base, the first A slider is slidably connected in the chute, the right side of the slider is fixedly connected to the right side of the inner wall of the first chute through an electric push rod, the upper surface of the slider is fixedly connected to the lower surface of the support plate, A first bearing is clamped on the left side of the support plate, and a rotating shaft is sleeved in the first bearing. The robot polishing device that can replace the fixture according to the needs, through the mutual cooperation of the fixed plate, the fixed block, the sliding sleeve, the sliding rod, the handle, the block, the slot, the mounting plate and the mounting nail, so that the staff can adjust according to different needs. To replace the fixture body that fits the robot parts, it is no longer necessary to purchase various types of polishing machines, which saves the cost of robot polishing and improves the effect of use.

The invention relates to an expanded skin flap delayer, consisting of a bracket (1) and an expanded air bag (11). The expanded skin flap delayer is characterized in that the bracket (1) consists of a base (2), a telescopic rod (4) and a mechanical arm (6); the mechanical arm (6) is connected with the telescopic rod (4) by a spherical joint (5); the front end of the mechanical arm (6) is provided with a ring (7) which is provided with a small arm (8); one end (8B) of the small arm (8) is provided with a semicircular iron piece (9) which is connected with the small arm (8) by a screw (10); and the diameter of the expanded skin flap is matched with the semicircular diameter of the semicircular iron piece (9). The expanded skin flap delayer has the beneficial effects that a patient can perform preoperative delay of an expanded skin flap at home by self after being instructed by a doctor, and the defects that the traditional operation method has complex process and more complications, and is hard to carry out secondary correction after operation when delaying is carrying out on the expanded skin flap and the like.

This application relates to a method and device for predicting the effect of vitrification and recovery of human mature oocytes. The prediction method includes obtaining the basic information of the woman, the number of large and medium follicles in the application of follicle-stimulating drugs, test results of sex hormones, and infertility-related diseases. The results, as well as the man's semen test results; calculate the predicted probability P of no embryo transfer for the proposed egg cell cryopreservation operation 1 and the cumulative predicted probability of live birth P 2 ;according to P 1 and P 2 The numerical value predicts recovery effect. The forecasting device includes a memory, a processor, and a computer program stored in the memory and operable on the processor. The above-mentioned forecasting method is realized when the processor executes the computer program. This application estimates the recovery effect of the planned egg cell cryopreservation operation through the clinical history data and laboratory test results of the couple before egg retrieval, helps patients make reasonable decisions, minimizes the risk of unnecessary surgical operations and avoids Waste of time and medical resources.

The invention discloses a dustbin, which relates to the technical field of environmental protection; it comprises a box body with an upper opening, two groups of garbage bag supporting moving devices are arranged oppositely on the side of the opening of the box body, an upper cover is arranged on the opening of the box body, and an upper The cover is hinged on the upper cover seat, and the upper cover seat covers the garbage bag supporting mobile device; the supporting mobile device includes several synchronous wheels and a synchronous belt surrounding the synchronous wheel, and the synchronous belt and the outer wall of the box at the opening place the garbage bag Pressing along the edge, the outer wall of the box body is provided with a storage bag tube communicating with the inner cavity of the box body, and a side door is opened on the side of the box body opposite to the storage bag tube; the garbage bag supporting mobile device is provided with a motor that drives the synchronous wheel; the box body The inner cavity is provided with an adjusting groove for adjusting the height of the adjusting plate. The invention can solve the problems that when the garbage bag is full, the replacement personnel are easy to directly contact the garbage when replacing the garbage bag, which will cause adverse effects on the body and the problem that the operation of replacing the garbage bag is troublesome.

The invention discloses a novel rolling, cutting and lapping device for wood fibers. The device comprises a supporting frame which is fixedly mounted on a bottom frame, and an assembling body which ismounted on the right side end surface of the supporting frame through a lifting device, wherein a damping protection cushion is closely arranged on the bottom end surface of the bottom frame; a slowing chamber is formed in the bottom end surface of the assembling body, and a rolling and cutting body is mounted in the slowing chamber in a sliding fitting manner; elastic parts are fixedly symmetrically arranged at the left and right of the top end of the rolling and cutting body; the top ends of the elastic parts are fixedly connected to the inner bottom walls of the releasing chamber; a transferring chamber is formed in the inner wall body of the rolling and cutting body; a guiding moving chamber is formed in the upper side of the transferring chamber; a rotating chamber is formed in the inner bottom wall of the transferring chamber in a mutual communication manner, and the rotating chamber passes through the bottom end surface of the rolling and cutting body; a rotating column is arranged in the rotating chamber in a rotating fitting manner, and the bottom end extending section of the rotating column passes through the bottom end surface of the rolling and cutting body and is equipped with a rolling and cutting plate in a fitting manner.

The invention discloses a spraying device for the processing of auto parts, which comprises a fixed shell, the four corners of the bottom of the fixed shell are fixedly connected with support plates, the left and right sides of the bottom of the fixed shell are fixedly connected with adjustment devices, and the left and right sides of the inner wall of the fixed shell are fixedly connected with support plates. Movable devices are arranged on both sides, a cylinder is fixedly connected to the midpoint of the bottom of the inner wall of the fixed shell, and a fixed plate is fixedly connected to the top of the cylinder. The present invention achieves the effect of automatic spraying through the mutual cooperation of rotating motor, rotating shaft, reel, fixed rope, sliding rod, sliding block, buffer spring, cylinder, fixing plate, connecting plate and stabilizing plate, and solves the common problem Most of the spraying devices used for auto parts processing are manual spraying, which reduces the spraying time, improves the quality of the product after spraying, avoids the impact of long-term spraying on the health of employees, improves work efficiency, and reduces manpower consumption. It brings great convenience to users.

The invention relates to the field of construction machinery, in particular to a cement unpacking machine, comprising a cement hoist and an unpacking machine body, the cement hoist is arranged beside the unpacking machine body, and the unpacking machine body includes a cylinder body, the cylinder body There is a cone-shaped filter plate inside, and four partitions evenly distributed along the circumferential direction are arranged on the top of the filter plate. The cylinder body is equipped with a feeding station, an unpacking station, an empty station and a bag-removing station along the circumferential direction. A cutting machine is arranged on the top corresponding to the unpacking station, and a cement bag outlet is provided on the cylinder corresponding to the unpacking station. The cylinder body is also provided with a cement outlet that communicates with the lower space. The unpacking machine body also includes A driving device for driving the filter plate to rotate. The invention realizes the automatic unpacking of cement, and adopts automatic operation in the whole process, only one person is required to operate the machine, the efficiency is high, the labor cost is low, and the health of the workers will not be affected.

The invention discloses a method for the anti-seepage construction between a hidden frame glass window and a building structure, which comprises the following steps: firstly, according to the separation distance and the shape of a structural surface at a joint seam of the outer side of a window frame and the building structure, cutting a waterproof sheet material made of ethylene propylene diene rubber; adhering the waterproof sheet material to the joint seam by using a waterproof paste, and then compacting and fixing the waterproof sheet material and the joint seam of the building structure and the window frame by using an aluminum strip; fully packing the gaps between the periphery of the window frame and the adjacent building structure by using a foaming agent; and mounting a piece of glass, then packing the foaming agent in the joint seam of an aluminum sleeve frame and an adjacent structure, closing up the joint seam on the outer side of the foaming agent by using a mortar, and finally sealing joint seam by using a weatherproof sealant. According to the method, the ethylene propylene diene rubber sheet material, the foaming agent and the weatherproof sealant form a three-path waterproof thin part node, so common quality problems of the seepage on the periphery of the window frame are effectively controlled; besides, the material can be recycled for reuse, and simultaneously the maintenance caused by the seepage is reduced during engineering use.