28results about How to "Consider portability" patented technology

The present application relates to the technical field of steel rail construction, in particular to a mounting tool for damping steel rail, comprising a supporting structure, a pull rod and a pull hook, the supporting structure forms a supporting cooperation with the corresponding part on the steel rail; the pull rod is arranged on the supporting structure and can move and rotate relative to the supporting structure; the pull hook is connected to one end of the pull rod close to the rail bottom, and the pull hook is provided with a hook part for hooking the bottom of the spring piece. The present application drives the pull rod to move with the supporting structure as the fulcrum or counterforce point, drives the pull hook to move, forces the spring piece to elastically deform, thereby realizing the rapid installation or disassembly of the spring piece at the rail bottom of the steel rail, overcoming the defect that the large clamping force of the spring piece is difficult to operate manually, and having the advantages of labor-saving operation, efficient installation and disassembly, good installation consistency and the like.

The application is suitable for the technical field of patient communication assistance, and provides a visual recognition tracheostomy awake patient intelligent communication assistance method and system. The application records the face area of a patient in an ICU ward through video recording, obtains the labeling of a complete video file, performs corresponding cutting processing, and obtains an effective video segment; the effective video segment is subjected to face detection, mouth ROI cutting and normalization processing; the mouth ROI image sequence is subjected to feature extraction, and a space-time feature sequence is obtained; the time sequence dependence of mouth movement is captured through a bidirectional LSTM, and space-time feature mapping is performed through a full connection layer, and the demand probability distribution of multiple medical demands is output; confidence filtering is performed, and according to preset priority weight data, comprehensive calculation, sorting, screening and reminding of communication demand are performed. The whole process can be localized, the accuracy, real-time performance and portability are considered, and the communication scene of the ICU tracheostomy patient is effectively adapted.

The utility model relates to the technical field of agricultural unmanned aerial vehicles, and discloses an agricultural plant protection unmanned aerial vehicle which comprises an unmanned aerial vehicle body, a pesticide box is fixedly connected to the bottom of the unmanned aerial vehicle body, a plurality of fixing rods are fixedly connected to the peripheral side of the unmanned aerial vehicle body, the end of each fixing rod is connected with a vehicle arm through a folding assembly, and each folding assembly comprises a sleeve fixedly connected with the corresponding fixing rod. The side wall of one side of the sleeve is provided with a through groove, the side wall, located on one side of the through groove, of the sleeve is rotationally connected with a rotating shaft, the rotating shaft is fixedly connected with a connecting block, the machine arm is fixedly connected to the side of the connecting block, the connecting block is provided with a pressing plate, the pressing plate is connected with a locking pin capable of transversely sliding, and the side wall of the sleeve is provided with a locking groove. The locking pin can be embedded into the locking groove to limit rotation of the machine arm, and the locking pin is sleeved with a first reset spring used for driving the locking pin to be embedded into the locking groove. According to the agricultural unmanned aerial vehicle, a folding type vehicle arm structure is adopted, rapid folding of the vehicle arms is achieved, the transportation and storage space requirements are remarkably reduced, and the convenience of the agricultural unmanned aerial vehicle is improved.

The invention relates to the technical field of stretcher manufacturing, in particular to a single-face anti-skid plate for a portable stretcher and a preparation method of the single-face anti-skid plate. The main body is made of medium-density metallocene polyethylene or low-density polyethylene, and the thickness of the main body is 1-4 mm; the front surface of the main body is covered with a vulcanized ethylene propylene diene monomer layer, the shore A hardness of the ethylene propylene diene monomer layer is 30-70, and the thickness of the ethylene propylene diene monomer layer is 0.1-1 mm; the ethylene propylene diene monomer layer and the main body are tightly bonded through chemical bonds which are generated by peroxide and mainly comprise carbon-carbon bonds, and the peel strength of the ethylene propylene diene monomer layer and the main body is larger than 10 MPa. According to the single-sided anti-skid plate for the portable stretcher and the preparation method of the single-sided anti-skid plate, the anti-skid layer and the base material are bonded through chemical bonds, and the anti-skid property, the stability and the portability are considered.

The utility model discloses a portable milk collection and storage device, including flexible negative pressure storage bottle, the flexible negative pressure storage bottle includes the bottle body, the bottle body middle part inner wall between integrally arranged has the flexible baffle, the flexible baffle middle part is equipped with the through -hole, the through -hole circumference inner wall is integrally formed and is provided with a plurality of annular distribution's valve, the bottle body interior space is divided into negative pressure chamber and storage chamber upper and lower two parts respectively by the flexible baffle, the negative pressure chamber top is provided with the collection and is connected bottle mouth, the outside of collection and is connected bottle mouth is detachably connected with milk collection part, through with the integration of collection and storage function, avoided the existing device structure complex, the poor portability situation. Flexible bottle body is through manual extrusion, need not external power supply can realize milk collection, the integral fan -shaped valve simplifies the structure of check valve, reduces the part connecting gap, reduces the risk of liquid leakage and is convenient for cleaning. The whole gives consideration to practicality, portability and health safety.

The utility model relates to domestic appliance safety technical field discloses anti -tilt device, including flexible connecting piece and a plurality of anti -tilt support, flexible connecting piece is annularly arranged, a plurality of anti -tilt support are sequentially spaced apart along the extension circumferential direction of flexible connecting piece and are connected with flexible connecting piece, a plurality of anti -tilt support of the utility model are sequentially connected through flexible connecting piece, make whole structure can utilize the deformable characteristic of flexible connecting piece, flexible adaptation different the various shape of the article to be supported, whether regular square, round, or with the irregular mode such as rised, anti -tilt support can better adhere to the profile of the article to be supported through the adjustment of flexible connecting piece, thereby ensure that on various shapes of the article to be supported can stably install and play the anti -tilt effect, improve the versatility and adaptability of device, solved the problem that the anti -tilt base structure adaptability of purifier is limited.

The utility model discloses a carpet left front and right front and back carpet assembly testing fixture, which comprises a chassis, a testing fixture main body, an auxiliary positioning mechanism, a positioning clamping mechanism and a detection mechanism, and is characterized in that the testing fixture main body is fixedly arranged in the middle of the chassis, sliding rails are symmetrically and fixedly arranged on the chassis front and back, a sliding frame is slidably arranged on the sliding rails, and positioning buckets are symmetrically and fixedly arranged below one side of the sliding frame; a carpet assembly is plugged into the positioning hopper, positioning reference holes are formed in the four corners of the carpet assembly in a matched mode, detection grooves are symmetrically formed in the detection tool body, positioning reference columns are fixedly arranged at the four corners in the detection grooves in a matched mode, a positioning clamping mechanism is arranged below the other side of the sliding frame, and a detection mechanism is arranged below the other side of the sliding frame. According to the utility model, automatic guiding and positioning of the carpet assembly are realized through cooperation of the slide rail and the positioning hopper, the detection efficiency is obviously improved by combining accurate alignment of the positioning reference hole and the reference column, and the gap pressure change can be monitored in real time and the size can be accurately judged through the detection mechanism integrating the pressure sensor and the feeler gauge.

This invention discloses a control method, system, device, and storage medium based on inertial sensor attitude calculation, including: acquiring acceleration and angular velocity; calculating motion attitude data based on acceleration and angular velocity; calculating the relative attitude angle change from the motion attitude data; mapping the relative attitude angle change to relative directional displacement to obtain relative directional displacement data and sending it to the host. This application utilizes the feature of existing smart wearable devices equipped with inertial sensing units to convert motion attitude into relative attitude angle changes, providing an attitude calculation method. This application can use BLE wireless transmission, balancing mobility and portability, making it suitable for wearable devices such as smart glasses. Furthermore, this application introduces complementary filtering, dead zone, and output filtering steps into the attitude calculation method, improving the accuracy of attitude calculation. It also adds an automatic calibration step, which can suppress drift and jitter, reducing the false touch rate.

The invention relates to the technical field of unmanned aerial vehicles, and provides an arm fixing module and an unmanned aerial vehicle. The vehicle arm fixing module comprises a shell, a vehicle arm and a locking assembly. The arms extend in the first direction, the first ends of the arms are pivoted to the shell, and the first connecting parts are arranged at the first ends. The locking assembly is arranged in the shell and comprises a clamping piece, the clamping piece can move in the second direction, the second connecting part is arranged on the surface, facing the machine arm, of the clamping piece, the second connecting part is detachably fixed to the first connecting part, and the first direction is different from the second direction. The unmanned aerial vehicle can solve the problem that the portability and the stability in flight are difficult to consider at present.

The keyboard protection cover comprises a cover plate, a connecting assembly and an auxiliary support, the connecting assembly comprises a first connecting piece and a second connecting piece, the first connecting piece is rotationally connected with the second connecting piece, and the second connecting piece is rotationally connected with the back face of the cover plate. The auxiliary support is arranged at the rotating joint of the second connecting piece and the cover plate and can rotate. According to the utility model, the first connecting piece and the second connecting piece are matched with the cover plate, so that the cover plate can be opened, closed and stored at multiple angles, not only is the function of protecting the keyboard realized, but also the function of a bracket is realized, the use flexibility is greatly improved, and the protection and operation requirements on the keyboard in different use scenes can be met. In addition, the auxiliary support can be unfolded to form stable support, the stability of the cover plate is effectively enhanced, the problems of shaking, shifting and the like in the using process are avoided, meanwhile, folding storage of the cover plate is not affected after the auxiliary support is rotated and folded, and practicability and portability are both considered.

The utility model discloses a kind of mobile structures for aluminum alloy frame stage, it is related to aluminum alloy frame technical field.The utility model includes base, two locating seats are installed on the base upper end, two locating seats both sides are rotatably installed with frame structure, multiple support legs are installed on the bottom surface of frame structure, adjusting assembly, moving piece are installed in the inner chamber of base, supporting piece is installed on adjusting assembly, linkage structure is installed between supporting piece and moving piece.The utility model is in by unlocking fixing part with support leg accomodation, folding first frame and second frame, substantially reduce the area occupied by frame structure, subsequently, using handle drive rotating rod, worm drive worm gear and screw rotation, make support plate move and drive support foot to separate from ground, simultaneously through gear rack transmission, let universal wheel move downwards until with ground contact, so that the device is converted from stable support form to flexible movement form quickly, significantly improve use efficiency and scene adaptability.

The utility model provides a kind of elastic shock absorption connecting device of X-type folding frame, including first frame body and second frame body, first frame body and second frame body are equipped with composite shock absorption component, lifting adjustment component and light weight connecting seat, composite shock absorption component includes two groups of mirror image setting cross air spring unit and transverse connecting rod linkage unit, lifting adjustment component includes double-nut screw rod unit and driving motor, light weight connecting seat includes first connecting seat and second connecting seat, both sides of first connecting seat and second connecting seat are equipped with lug plate, cross air spring unit and transverse connecting rod linkage unit are mutually spaced along four sides of first connecting seat, second connecting seat setting.The utility model has the beneficial effects that: by composite shock absorption and high-precision adjustment design, significantly improve ride comfort and adaptability, cross air spring unit and transverse connecting rod form three-dimensional shock absorption system, effectively absorb multidirectional impact, reduce vertical vibration attenuation rate, lateral attenuation rate.

This utility model relates to the field of coffee stand technology, specifically to a hand-drip coffee auxiliary stand with a quantitative water injection function. It includes a support plate, a water injection mechanism fixedly connected to the surface of the support plate, a water cup fixedly connected to the surface of the support plate, a first connecting pipe fixedly connected to the outside of the water cup, a water outlet pipe installed inside the first connecting pipe, a central rotating cylinder fixedly connected to the top of the first connecting pipe, an equilateral triangle set inside the central rotating cylinder, and a squeeze wheel fixedly connected to the corner of the equilateral triangle. The water outlet pipe is fitted to the left side of the interior of the central rotating cylinder. This utility model, through the cooperation of the support plate and the water injection mechanism, uses the equilateral triangle to drive the squeeze wheel to periodically squeeze the water outlet pipe, achieving precise quantitative water injection control. The water volume can be directly adjusted by rotating the handle, making operation intuitive and highly repeatable. The combination of a counterweight at the bottom of the support plate and a detachable support frame also ensures portability.