32results about How to "Cause fatigue" patented technology

The invention provides an acoustic panel comprising a plurality of parallel-arranged elongated cavities, wherein each cavity has a first cavity wall and a second cavity wall tapering to a cavity back end and defining a cavity opening angle (γ) having a value in the range of 0°<γ<90°, wherein the first cavity wall and the second cavity wall comprise a light-reflective material, wherein each elongated cavity at the cavity back end of the elongated cavity accommodates a light source having a light exit surface, wherein the first cavity walls hide the light exit surfaces of the light sources when the acoustic panel is viewed along a normal to the acoustic panel, and wherein the acoustic panel further comprises sound reducing material.

The present invention discloses a control system for a cursor in display device, in which said display device is connected to a data processing device and said system comprises: an image acquisition device for acquiring user image information and sending a signal; a signal receiving unit for receiving the signal from the image acquisition device; a signal processing unit for parsing said signal and determining whether the cursor and the target region the cursor reaches need to be shifted or not; and a cursor control unit for sending a cursor control signal to said display device based on the determination result by the signal processing unit and shifting the cursor to said target region. Accordingly, the present invention further discloses a control method for a cursor in a display device.

The invention provides an acoustic panel comprising a plurality of parallel-arranged elongated cavities, wherein each cavity has a first cavity wall and a second cavity wall tapering to a cavity back end and defining a cavity opening angle (Y) having a value in the range of 0°<Y<90°, wherein the first cavity wall and the second cavity wall comprise a light-reflective material, wherein each elongated cavity at the cavity back end of the elongated cavity accommodates a light source having a light exit surface, wherein the first cavity walls hide the light exit surfaces of the light sources when the acoustic panel is viewed along a normal to the acoustic panel, and wherein the acoustic panel further comprises sound reducing material.

The invention discloses a cable winding device which comprises a bracket, a winding rod, a guide component and a driving component, wherein a thread hole is formed in the bracket; the winding rod is provided with a rotating thread matched with the thread hole; the winding rod is arranged in the thread hole through the rotating thread, so that the winding rod can move relative to the bracket along the axial direction of the winding rod when winding a cable; the guide component is arranged on the bracket to limit side movement of the cable when the cable is wound; the driving component is connected with the winding rod and is used for driving the winding rod to rotate. According to the cable winding device, the driving component is used for driving the winding rod to wind the cable, so that the efficiency is higher; manual winding by a laboratory technician is not needed; fatigue of the laboratory technician and superposition of the cable which are caused by the manual winding are avoided.

A three-dimensional image display device is provided with a display panel. The display panel is provided with a plurality of pixels for the right eyes and pixels for the left eye, and light emitted from the pixels for the right eye is made incident to the right eye of a viewer and light emitted from the pixels for the left eye is made incident to the left eye. When the normal distance between the display panel and the viewer is set to a maximum observation distance, D (mm), then definition X (dpi) of at least one of a vertical direction and a horizontal direction on a display plane of the display panel is set as in the following expression.X≥25.4D×tan⁡(1′)

The invention discloses an eye-protection game system, which comprises smart glasses and a computer, wherein the smart glasses comprise a glass frame and two glass legs fixed at two sides of the glass frame; a rotating shaft is fixed at the center position of the glass frame; a pinhole camera is fixed at the top end of the rotating shaft; a storage battery is arranged on one glass leg and a game control button is arranged on the other glass leg; the computer is provided with a game device; the pinhole camera and the game control button achieve data communication connection with the game device; and the game device comprises an image collection module, an image processing module, a caution module, a game control module and an operation instruction module. According to the game system, the eye fatigue degree of a game player is monitored through the smart glasses, the eye closing probability is increased when a certain fatigue degree is reached, the eye closing frequency is compared with a preset threshold, the game player is warned and the game is suspended when a certain value is reached, and eyestrain caused by long-term use of eyes is prevented.

An occupant posture adjusting device includes: a plate-shaped bottom support member pivotably supported by a seat cushion via a pivot shaft extending laterally at a position directly under a hip point of a seated occupant to support at least thighs of the occupant from below; a plate-shaped lower part support member pivotably supported by a seat back via a pivot shaft extending laterally at a position lower than an intermediate portion of the seat back to support at least a pelvis of the occupant; a plate-shaped upper part support member pivotably supported by the seat back via a pivot shaft extending laterally at a position higher than the intermediate portion to support at least scapulae of the occupant; first to third drive devices configured to drive the bottom support member, lower part support member, and upper part support member, respectively; and a control device configured to control the drive devices.

The invention discloses a walking aid protection crutch for rehabilitation, which comprises outriggers, connecting rods, arm rests, hand rests, and leg rests. Both sides of the outriggers are symmetrically provided with connecting rods; There is a slider, and the leg support is fixed on the double-headed stud through a fastening nut; the upper side of the slider is provided with a spring II, and the upper side of the spring II is provided with a limit block I; the lower side of the slider is provided with a spring III, and the spring ⅢThere is a limit block on one side of the lower part Ⅱ; there is a hand rest between the connecting rods on both sides, and there are gears at both ends of the hand rest. The gears pass through the guide groove and are installed inside the connecting rod. The rack is located inside the connecting rod; the top of the connecting rod is provided with an arm support. The present invention is provided with a leg support on the outrigger, and the patient fixes the leg on the leg support during use, which avoids leg fatigue caused by lifting the foot for a long time, and at the same time avoids wound tearing caused by the swing of the foot, ensuring the patient's safety. Rehabilitation effect.

The invention discloses a combined insulating operating rod, which comprises a lower insulating operating rod, an upper insulating operating rod connected to the lower insulating operating rod, and aback frame arranged on one side of the lower insulating operating rod, wherein the back frame is fixed on the lower insulating operating rod through an arc-shaped back plate. The combined insulating operating rod has the advantages of being simple in structure and convenient and reliable to operate. The upper insulating operating rod, the lower insulating operating rod and a middle rainproof insulating rod are assembled through threaded connectors, on-site assembly is simple and rapid, labor is saved in operation, and the operation safety is high. The device is convenient to carry due to the strap structure, and arm fatigue caused by long-time hand lifting is avoided. When not in use, the rod can be detached into short rods and is convenient to carry, and the working efficiency is improved. The middle rainproof insulating rod is added, so that the rod is suitable for waterproof operation in cloudy and rainy days. A simple worm and gear mechanism is adopted to adjust the operation height, two hands for rod lifting can be thoroughly liberated, and more time and labor are saved.

The invention discloses a safety nursing chair suitable for old people and non-amputated patients, which comprises a supporting bottom beam, auxiliary supporting structures are arranged on the two sides of the bottom of the supporting bottom beam, tensioning structures are arranged on the two sides of one end of the top of the supporting bottom beam, a seat plate is arranged at the top end of the supporting bottom beam, a leg supporting plate is arranged at the bottom of the seat plate, a backrest is arranged at one end of the seat plate; supporting shells are arranged at the two ends of the top of the backrest correspondingly, a sun shield is arranged between the supporting shells, a second guide wheel, a first guide wheel, a fourth limiting wheel, a third limiting wheel, a second limiting wheel, a first limiting wheel and the tensioning structures are connected through traction ropes, and a massage headrest is arranged at one end of the top of the backrest. The nursing chair has the advantages that the nursing chair can adapt to old people and non-amputated patients, exercise of upper limbs and lower limbs can be achieved during use, the nursing chair can be adjusted, the patients can lie at different angles, the heads and the necks of the patients can be massaged, physical exhaustion caused by long-time sitting is avoided, and the nursing chair is reasonable in structure and convenient to use.

The invention discloses an auxiliary body position fixing device after burn plastic surgery. The device comprises lifting plates, a lifting rod, a support frame and a base. The support frame includesa connecting sleeve and two L-shaped connecting rods. The L-shaped connecting rods are respectively inserted into two ends of the connecting sleeve. The bottom of the lifting rod is welded with the base; and the top of the lifting rod is fixedly connected with the connecting sleeve. The top ends of the two L-shaped connecting rods are respectively provided with the lifting plates; the upper surfaces of the lifting plates are in a downwards-concave arc shape; a plurality of fixing belts are fixed to the upper surfaces of the lifting plates; one side of each fixing belt is fixedly connected withone lifting plate and the other sides of the lifting plates are provided with binding buckles adhered to the fixing belts. When the leg of a patient needs to be lifted, the patient adopts a sitting posture and the height of the lifting device is adjusted by adjusting the lifting rod; and when the two legs of the patient are lifted, the distance between the two lifting plates is adjusted through the connecting length of the L-shaped connecting rods and the connecting sleeve, so that the patient can have a comfortable angle.

A system for measuring microfluctuation of accommodation comprises a measuring module and a processing module. The measuring module includes at least one first sensing element attached to the area around an eye of a testee for measuring an EMG signal. The processing module is coupled with the measuring module for picking up a specific frequency range of the EMG signal as a measurement index of microfluctuation of accommodation, wherein the specific frequency range is between 0.1 Hz and 100 Hz. The system allows the testee to be tested in an open field of view and exempts the testee from experiencing fatigue in the muscle around the eyes. The system is compact and convenient to carry. A method for measuring microfluctuation of accommodation is also disclosed.

The invention relates to the field of thermoplastic resin, in particular to a thermoplastic resin product laying device. The technical problem to be solved is to provide a thermoplastic resin productlaying device. According to the technical scheme, the thermoplastic resin product laying device comprises a push handle, a control screen, a shell, a fragmentation device and the like; the right frontside of the vehicle bottom and the right front side of the top are connected with the road surface cleaning device; the right bottom of the crushing device is connected with the supercharger througha pipeline; and the rear top of the fragmentation device is connected with the anti-condensation device. According to the invention, fragments and marked lines are fully fused, and the service life ofa night light reflection function is prolonged; stones and branches which cannot be blown away by a fan are swept away from a to-be-sprayed bottom surface area, so fatigue caused by repeated stoopingof workers is avoided, and the working intensity is reduced; and the glass beads generate an effect of stirring the marking paint, so the effect of keeping the fluidity of the marking paint is achieved.

A head support frame for changing dressing of a medical back wound includes a bedplate, a support column, a support device and a support device, the bottom of the bed frame is symmetrically provided with supporting columns, the right end of the bed board is provided with supporting grooves, the middle part of the bed board is provided with supporting grooves, the left end of the bed board is provided with a mattress, the supporting device is installed in the supporting grooves arranged on the bed board, the supporting device is located in the supporting grooves arranged on the bed board, and the supporting device is connected with the bottom of the bed board. The support device comprises a support connecting plate, a support motor, a support rotating shaft, a support sliding slot, a support sliding column, a support rotating plate, a push-up mechanism, a side support mechanism, a protection rotating plate and a protection spring. The invention can solve the problems that the side faceof the patient lies down on the hospital bed, the head of the patient is not supported, the neck of the patient is not supported when the forehead faces down, the neck of the patient is fatigue, and the back height of the patient can not be adjusted and the like when the dressing of the back injured person is changed.

The present invention provides a projection device suitable for being installed on a vehicle and a control method thereof. The projection device includes a storage device, a projection module, a distance detection device and a control device. The storage device stores image data of at least one projection screen. The distance detection device measures the projection distance of the distance detection device to the projection plane. The control device is electrically connected to the storage device, the projection module and the distance detection device. The control device enables the projection module to project the above-mentioned at least one projection image and controls the brightness or size of the projection image corresponding to the projection distance, wherein the projection device is activated by opening the door, and the power of the projection device comes from the vehicle. The present invention can adjust the projection picture according to the projection distance to keep the picture size and brightness stable.

The invention aims to provide a method and device for detecting scene light, and the method comprises the steps: obtaining target light intensity information corresponding to target scene light, the target scene light being used for imaging in the retina of the eyes of a user; and if the target light intensity information does not meet the target light intensity information distribution corresponding to the recommended scene light adaptive to the retina of the eyes of the user, executing a recommended scene light intensity information control operation according to the target light intensity information distribution. When the target scene light does not adapt to the retina of the eyes of the user, the target scene light is adjusted to adapt to the retina of the eyes of the user, so that the eyes of the user are protected, and myopia is prevented.

A surgical table for medical back plastic surgery Including a bedplate, supporting columns, supporting device, carrying device and locking device, supporting columns are symmetrically arranged on thebottom of the bed frame, the right end of the bed plate is provided with a support groove, a support groove is arranged in the middle of the bed plate, a mattress is mounted on the left end of the mattress board, the left end of the bed plate is provided with a clamping groove on the front and rear sides, the supporting device is installed in the supporting groove arranged on the bed plate, the supporting device locates in the supporting groove arranged on the bed plate, the supporting device is connected with the bottom of the bed plate, a locking device is distributed in each clamping groovearranged on the bed plate, and the locking device is installed on the bottom of the bed plate. The invention can solve the problems the the side face of the patient lies down on the operating table and the head face of the patient is not supported when the head face of the patient is down, the neck of the patient is not supported and the neck of the patient is tired, the back height of the patient can not be adjusted, and the body of the patient can be shaken when the back of the patient is reshaped.

The invention belongs to the technical field of computers and specifically discloses a computer desk. The computer desk comprises a desk leg plate and a desk top connected to the desk leg plate; the desk top is provided with an adjustable working table; the adjustable working table comprises a lifting plate and an overturning plate; the lifting plate includes a transverse plate and a vertical plate; the transverse plate is fixedly connected to one side of an upper end of the vertical plate; the overturning plate is hinged at the other side of the upper end of the vertical plate; the desk top is provided with a settlement slot for accommodating the transverse plate and a through slot for enabling the overturning plate to pass through; the through slot is provided with a limiting strip; thevertical plate is vertically and slidably connected to the desk top; a gear is rotatably connected to a lower part of the desk top; the vertical plate is provided with a rack meshed with the gear; a hanger rod is hinged on a lower end surface of the overturning plate; a case frame is fixedly connected to the lower part of the hanger rod. An objective of the invention is to provide the computer desk. Peripherals are convenient to fetch, the desk space is not occupied, and meanwhile, the case can be guaranteed to erect, and the problem of fatigue caused by large bending angle of a wrist when people stand to utilize a computer can be further solved.

The invention discloses a high-precision connecting ring chamfer rapid detection device which comprises a base, a compression screw, a limiting block and a dial indicator, wherein a conical protrusionis arranged on the side face of the base, an oblique through hole is formed in the conical protrusion, the oblique through hole penetrates through the conical protrusion and the positioning face of the base, and a pointer of the dial indicator is arranged in the oblique through hole. The limiting block is arranged at the hole opening of the inclined through hole in the positioning surface of thebase, an arc-shaped notch is formed in the limiting block, the arc-shaped notch is matched with the outer phase surface of a pointer of the dial indicator to limit the pointer, and an inclined screw hole is formed in the side surface, opposite to the positioning surface, of the base and communicated with the inclined through hole, and a pressing screw is arranged in the screw hole. Self-detectionof an operator in the machining process and hole edge chamfering size detection of an inspector can be achieved, the detection efficiency is high, and the device precision is high.

The invention provides a bionic design ultralight anti-skid sports shoe sole. The bionic design ultralight anti-skid sports shoe sole comprises a front sole, a heel and an arc-shaped arch part located between the front sole and the heel, wherein joints of the arc-shaped arch part, the front sole and the heel are in a smooth continuous step shape, and thickness of the front sole is smaller than that of the heel; the front sole comprises an anti-skid area and anti-sprain areas, the anti-sprain areas are arranged on two sides of the anti-skid area, and anti-sprain blocks are arranged in the anti-sprain areas; anti-skidding protrusions are distributed on the anti-skidding area of the front foot sole and the rear foot sole, the anti-skidding protrusions are fish-imitating suction cups and can play an adsorption role in water or the dry ground, the elastic carbon plate is further arranged on the arch portion of the shoe sole and attached to the foot sole, the comfort is improved, The shoe sole can bring dynamic light feeling to a wearer, the sole is not prone to fatigue during sports, and the anti-skidding effect of the shoe sole is obviously better than that of a common anti-skidding sole.

The invention discloses adolescent precontrol varifocal eyeglasses. The adolescent precontrol varifocal eyeglasses comprise glass bodies provided with reflecting surfaces, the glass bodies comprise far visual areas, near visual areas, transitional visual areas and waggling blind areas, and the far visual areas have a fixed number of far degrees and are covered with release film; luminosity advancing belts which have smooth change in diopter are arranged from the far visual areas to the near visual areas, and the diopter of the glass bodies is gradually increased along the luminosity advancingbelts; first arc belts are arranged at the boundary lines of the transitional visual areas and the far visual areas; second arc belts are arranged at the boundary lines of the transitional visual areas and the near visual areas, the bending directions of the first arc belts and the second arc belts both tilt toward the centers of the glass bodies, and the curvature of the first arc belts is smaller than that of the second arc belts. By means of the adolescent precontrol varifocal eyeglasses, through the arrangement of the far visual areas, the transitional visual areas and the near visual areas which are connected with the correspondingly arc belts, the areas are reasonably arranged, the luminosity advancing belts which are natural in transition are adopted to gradually increase the diopter, the focus is steadily changed, and the problem in the prior art that eyestrain is caused when single focuses or irregular focuses are arranged is solved.

A touch control identification scale disclosed by the present invention comprises a weighing platform, a host, an identification device, a man-machine interaction device and a label printing device, the host controls the man-machine interaction device to display at least one click hot key according to the identification result of the identification device, and the click hot key corresponds to the identified commodity information. At least one instruction receiving end is arranged near a paper outlet of the label printing device, and the instruction receiving end is associated with a click hot key on the man-machine interaction device, so that label printing can be triggered when the instruction receiving end near the paper outlet is triggered or the click hot key displayed on the man-machine interaction device is clicked. The invention further discloses a label printing triggering method. The trigger device for label printing is arranged near the paper outlet, so that an operator can take down a label without moving an arm after triggering label printing, the time of repeatedly lifting the hand is saved, and arm fatigue caused by long-term movement of the arm is avoided.

The invention provides a lighting tool holder for internal wiring of an electrical cabinet, which comprises a U-shaped hanging plate, a pressing plate, a lifting ring, a pressing bolt, a positioning shaft and a spring. A fixing rack is integrally arranged in the shape of the Chinese character (jiong), the front end position of the inner side plate is vertically provided with a clamping groove, andthe outer side plate of the fixing rack is I-shaped. The bottom of the fixing rack is hung and welded with an outer plate, the front side of the our side plate is welded with a supporting plate, andthe rear side of the top end of the supporting plate is fixedly provided with a battery seat through screw fastening. An LED lighting lamp is fixedly supported on the top end of the battery seat through a metal hose, and a pressing switch is arranged on the left side of the top end face of the battery seat, and is electrically connected with the LED lighting lamp; a layer of rubber pad is pasted on that press end surface of the inner side plate. The clamping groove of the invention is arranged so that the clamping groove and the right side frame plate of the rectangular support rib frame can cooperate and be clamped so that the inner pressing end surface of the inner side plate and the right side inner wall of the electrical cabinet can be adhered and closely pressed together.

The invention relates to the field of thermoplastic resins, in particular to a device for laying thermoplastic resin products. The technical problem to be solved is to provide a thermoplastic resin product laying device. The technical solution of the present invention is: a thermoplastic resin product laying device, including a push handle, a control panel, a shell, and a crushing device; The bottom is connected to the supercharger through a pipeline; the top after the crushing device is connected to the anti-condensation device. The invention achieves the full integration of fragments and marking lines, prolongs the use time limit of the reflective function at night; removes stones and branches that cannot be blown away by the fan from the bottom surface area to be sprayed, avoids fatigue caused by repeated bending of workers, and reduces work time. Strength; make the glass beads produce a stirring effect of the marking paint, and maintain the effect of the fluidity of the marking paint.

The invention discloses an anti-noise and dustproof sewing machine shell which comprises a sewing machine shell body, a base, a threaded column, a sponge layer, a sound insulation layer, a dustproof sleeve, a first connecting plate and a compression spring, wherein the base is arranged at the bottom of the sewing machine shell body, the outer side of the sewing machine shell body is sleeved with the sponge layer, the outer side of the sponge layer is sleeved with the sound insulation layer, the outer side of the sound insulation layer is sleeved with the dustproof sleeve, a first connecting plate is fixedly connected to the bottom of the sewing machine shell body through screws, and a first fixing plate is fixed to the bottom of the first connecting plate through screws. The anti-noise anddustproof sewing machine shell is simple in structure and convenient to operate; the sound insulation layer plays a role in noise reduction, and the dustproof sleeve plays a role in dust prevention,so that maintenance of the sewing machine shell body is facilitated; meanwhile, the height of the sewing machine shell body can be freely adjusted, so that the sewing machine shell is suitable for people with different heights and friendly to users, and user fatigue due to the fact that the sewing machine shell body is too high or too low is avoided.

The invention provides a lighting tool rack for wiring inside an electrical cabinet, which includes a U-shaped hanging plate, a pressing plate, a lifting ring, a jacking bolt, a positioning shaft and a spring, and the fixing frame is in the shape of a jiong as a whole The front end of the inner plate is vertically provided with a card slot, and the outer plate is I-shaped; the bottom of the fixed frame is hung and welded with an outer plate, and the front side of the outer plate is welded with a supporting plate , and the rear position of the top of the supporting plate is screwed and fixed with a battery seat; the LED lighting lamp is fixed and supported on the top of the battery seat through a metal hose, and the left side of the top end of the battery seat is provided with a push switch , the push switch is electrically controlled and connected to the LED lighting; a layer of rubber pad is pasted on the pressing end surface of the inner side plate, and the setting of the card slot in the present invention is matched with the right side frame plate of the rectangular support rib frame The clamping connection can make the inner pressing end surface of the inner panel and the inner wall on the right side of the electrical cabinet fit tightly together.

The invention discloses an air inlet system of an automobile air conditioner. The air inlet system comprises a shell body, wherein the shell body is provided with an inner circulating air inlet and an outer circulating air inlet, and is characterized in that the inner circulating air inlet is provided with a rotatable inner circulating air door in a matching manner and the rotatable inner circulating air door is used for controlling the opening and closing of the inner circulating air inlet; the outer circulating air inlet is provided with a rotatable outer circulating air door in the matching manner and the rotatable outer circulating air door is used for controlling the opening and closing of the outer circulating air inlet; the shell body is further provided with an air door driving mechanism; and the air door driving mechanism is connected with the inner circulating air door and the outer circulating air door respectively, so that the inner circulating air door and the outer circulating air door can be driven by the air door driving mechanism to rotate. The air inlet system of the automobile air conditioner has the advantages that the structure is simple and the air inlet system is convenient to mount and convenient to control; the energy consumption of the air conditioner can be reduced and the refrigeration and heating speeds are improved; the freshness of air in an automobile is increased and fatigues of a driver and passengers, caused by the fact that air is too turbid, are avoided; and the driving and taking comfort, the driving safety and the like can be easily improved.