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 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 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.

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.

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 discloses a fumigation inflatable thermotherapy device for auxiliary treatment of rheumatoid arthritis, which belongs to the technical field of medical equipment. The device mainly includes a wearing box, an inflatable hand fixing seat, a thermotherapy element, an intelligent control element, a fingertip traction element, and a power supply; The patient's finger is fumigated, breaking the limitation that the traditional fumigation and heat therapy device is inconvenient to carry, and the invention is also equipped with an arc-shaped inflatable air bag that fits the patient's finger to avoid the deviation of the finger, thereby affecting the fumigation effect. The elasticity of the fixed ring of the elastic airbag is variable, which can be used for patients of different physiques, and has strong practicability; through the traction of the patient's fingertips by the inflatable hand fixing seat, the patient's fingers are always in a straight state, avoiding the bending of the fingers and causing damage to the elasticity. The fitting degree of the airbag fixing ring is not enough, thereby affecting the effect of fumigation and heat therapy, and reducing the reliability of the device.

The invention discloses a fast detection device for high-precision connecting ring chamfering, which includes a base, a compression screw, a limit block, and a dial indicator. A conical protrusion is arranged on the side of the base, and a The oblique through hole, the oblique through hole runs through the conical protrusion and the positioning surface of the base, the pointer of the dial indicator is set in the oblique through hole, and the limit block is set in the oblique through hole on the positioning surface of the base At the opening, an arc-shaped notch is set on the limit block, and the arc-shaped notch is consistent with the outer surface of the pointer of the dial gauge to limit the position of the pointer. An oblique screw hole is set on the side of the base opposite to the positioning surface. , and communicate with the oblique through hole, and the pressing screw is arranged in the screw hole. The present invention can solve and realize the self-inspection of the operator during the processing and the detection of the chamfering size of the hole edge by the inspector, and the detection efficiency is high. , The device has high precision.

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.

A container for the transport or storage of a bulk granular product is of generally cylindrical shape. Within the container is located a substantially conical exit hopper (13, 15, 17) and means (21) to convey the granular product from the exit hopper to the exterior of the container.

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 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.