39results about How to "The use environment is not limited" patented technology

The invention discloses a wearable personnel gait-detection indoor-positioning system and a method therefor. The wearable personnel gait-detection indoor-positioning system comprises attitude sensors, a data acquisition device, a data transmission unit and a data processing unit. The attitude sensors are installed respectively at leg parts and the waist part of a user. A first input end of the data acquisition device is connected to the attitude sensors. A second input end of the data acquisition device is connected to a correction module. The data transmission unit and the data processing unit are orderly connected to an output end of the data acquisition device. The data acquisition device acquires data measured by the attitude sensors. The data transmission unit transmits the acquired data to the data processing unit. The data processing unit carries out data synthesis processing to obtain attitude angles of the corresponding parts, carries out gait detection according to the attitude angles, acquires walk step length and a walk direction according to leg and waist length parameters of the user, and carries out vector superposition of the walk step length and the walk direction to obtain user positions in the room. The wearable personnel gait-detection indoor-positioning system and the method can simultaneously realize gait detection and positioning and has high positioning precision.

The invention discloses a full-hydraulic crawler-type self-propelled trestle and a construction method thereof. The trestle comprises a main bridge, a front approach bridge and a rear approach bridge,and further comprises two short-side walls symmetrically arranged at the left and right and an inverted arch backfill construction template, wherein the main bridge comprises two main beams symmetrically arranged at the left and right, a plurality of distributive girders and a bridge floor structure, and the short-side walls and the inverted arch backfill construction template comprise forming templates and template supporting frames; when a tunnel is constructed, the full-hydraulic crawler-type self-propelled trestle is used for constructing the tunnel bottom lining and inverted arch backfill layer of the constructed tunnel from back to front separately by multiple tunnel sections. The full-hydraulic crawler-type self-propelled trestle and the construction method thereof have the advantages that the design is reasonable, the construction is simple and convenient, the use effect is good, self-propelled stable walking can be performed in the tunnel by adopting a crawler-type walking mechanism, the synchronous construction of the tunnel inverted arch, short-side walls and inverted arch backfill can be achieved, tunnel digging and deslagging construction can be simultaneously performed, the tunnel construction efficiency can be greatly improved, the construction quality of the tunnel inverted arch, short-side walls and inverted arch backfill can be ensured, and the construction process is safe and reliable.

The invention discloses a temperature detecting fire alarm device made of thermoelectric materials, comprising a thermoelectric converter, a signal processing circuit and an alarm, wherein the thermoelectric converter is used for converting variation of the ambient temperature into voltage signals and outputting the voltage signals to the signal processing circuit; the signal processing circuit is used for filtering and comparing the received voltage signals and then driving the alarm to ring, thus realizing alarm on fire; and the alarm is used for sending out an acousto-optic signal to promote alarm. The thermoelectric converter adopts the structure of concatenated thermoelectric pairs. Each group of thermoelectric pairs 5 is equal to a small power supply and that the output voltage is obtained through repeated addition of the voltage of each small power supply can be known according to the power supply concatenation rule in the circuit, thus the fire alarm device is environmentally friendly, without needing transmission parts, and has small system volume and wide temperature application range.

The invention provides a metal lining of a flaring. The metal lining of the flaring comprises an inner pipeline part and a horn mouth part, wherein the inner pipeline part is arranged on the inner side of a horn mouth of a pipeline in a sleeved mode, the outer wall of the inner pipeline part is matched with the inner wall of the horn mouth, and the horn mouth part covers the front end face of the horn mouth and matched with the front end face of the horn mouth. The horn mouth part and the horn mouth part are of an integrally formed structure which can protect the front end face of the horn mouth against damage caused by foreign bodies. The invention further provides an enhanced blind joint of the flaring. According to a main structure of the enhanced blind joint of the flaring, the bind joint comprises two pipeline bodies respectively provided with the horn mouth, wherein a movable flange is arranged on the outer wall of each pipeline body in a sleeved mode, the inner diameter of each movable flange is smaller than the largest diameter of the corresponding horn mouth, the corresponding movable flanges of the two pipeline bodies are connected through fixing parts, and each horn mouth is provided with the metal lining ring of the flaring. The contact area between the two metal lining rings when two pipelines are connected in an abutted mode or the contact area between rubber lining layers on the metal lining rings can be increased, and therefore better sealing is achieved.

The invention discloses a hemostasis bandage capable of absorbing micropore vacuum polysaccharides and a manufacturing method of the hemostasis bandage. The hemostasis bandage capable of absorbing the micropore vacuum polysaccharides comprises non-woven fabric; the edge of the non-woven fabric is provided with medical pressure-sensitive adhesives; a gelatin sponge is pasted to the surface of the non-woven fabric; the surface of the gelatin sponge is covered with release paper; grooves are formed in the surface of the gelatin sponge; hemostasis particles capable of absorbing the micropore vacuum polysaccharides are inlaid into the grooves; the hemostasis particles capable of absorbing the micropore vacuum polysaccharides come from plant starch; and the hemostasis bandage capable of absorbing the micropore vacuum polysaccharides is obtained through a series of manufacturing steps. The hemostasis bandage and the manufacturing method have the advantages that the hemostasis bandage capable of absorbing the micropore vacuum polysaccharides is convenient to use, high in stability, high in self absorbing capacity, capable of rapidly sealing wounds, free of adhesions with the surfaces of the wounds, suitable for wide hemorrhage wound surface scope and free of limitation of using environments; the hemorrhage of the surfaces of the wounds is effectively controlled; the effect of preventing infections is achieved; and the hemostasis bandage and the manufacturing method are of an important significance in rescuing lives of the wounded.

The invention discloses a pipe connecting device and solves the problems that existing liquid or slurry delivery pipes connected by welding are difficult to repair and change, and service environments of the liquid or slurry delivery pipes are limited. The pipe connecting device comprises pipe openings in flared structures at two ends of a pipe, a seal ring primary opening and a seal ring secondary opening, two half clamps and flanges. The seal ring primary opening and the seal ring secondary opening meshing with each other are arranged inside the two openings at two ends of the pipe respectively. The two half clamps are sleeved to the pipe openings, each clamp is provide with an outer flared structure corresponding to one pipe opening. A connecting plate is fixed at an inner opening of each clamp, and the two connecting plates are connected through bolts. The diameter of the flanges sleeved on the clamps is smaller than outside diameter of the clamps and larger than inside diameter of the clamps. The pipe connecting device is solid and durable, is capable of delivering high pressure liquid or slurry heavier than 100kg, is free of weld seams on the inner wall and outer wall and is convenient for connecting, and the service environments are unrestricted.

The invention discloses a leveling method for a multi-shaft support air-floating platform based on capacitive sensors and belongs to the optical field. The method is used for solving the problems that the current method for adjusting a support air-floating platform is high in requirement on a measurement environment, is far limited during application, and is incapable of realizing high regulation precision and low complexity in regulation process at the same time. The specific procedures of the leveling method are as follows: three air feet are inflated with high pressure gas from the bottom by an air source, so as to form a gas film face; gas film heights of the three feet are collected respectively by three capacitive sensors; the collected gas film heights are output into a controller respectively by the three capacitive sensors; the controller calculates controlled quantity by adopting a neural network PID control algorithm; the controlled quantity controls pressure regulating valves of the three air feet after decoupling, so as to change the outlet pressure of the three air feet, regulate the air film heights and finish the leveling process. The leveling method is applied to satellite ground simulation.

The invention provides a transport vehicle, a transport child-parent vehicle and a transport train. The transport vehicle comprises a main frame and a walking device disposed under the main frame; themain frame comprises an outer frame and a bracket, an opening is formed in one side of the outer frame, and the bracket extends from the opening to the inside of the outer frame and is fixedly connected to the outer frame; the bracket is provided with at least one track inwardly from the opening of the outer frame, an inclined section is arranged on one end, near the opening of the outer frame, of the tract, and the inclined section gradually slopes downward to form a guiding surface having an included angle with a horizontal plane; a blocking assembly mechanically triggered to be bounced orlowered by pressing is further arranged at the position, near the opening of the outer frame, of the bracket; the vehicle eliminates the setting of a lifting mechanism, which lifts a child vehicle onthe parent vehicle, on a parent vehicle, and has a simpler structure and more convenient operation.

The invention discloses an intelligent shared accompanying bed and chair commercial mode of a hospital based on Internet. The mode comprises the following steps of: (1) storing corresponding shared accompanying beds and chairs in a storage box, putting the storage box in the hospital, and arranging an Internet server in a nurse station on each floor of an in-patient department of each department,(2) allowing a user to registering personal information through an APP client, and recording the personal information of the user in the Internet servers, (3) allowing the user to scan a two-dimensional code through a mobile terminal and communicate with the Internet server on the APP client to trigger unlocking, triggering an electronic lock on the storage box to be opened, allowing the user to take out the shared accompanying beds and chairs for use, uploading a triggered unlocking signal to the Internet server, and allowing the Internet server to start timing, and (4) after use, allowing the user to return the shared accompanying beds and chairs to the storage box, triggering the electronic lock to be closed, uploading a closing signal to the Internet server, and allowing the Internet server to generate a charging period and use record table of the user as a settlement basis of use cost each time.

The invention relates to a multifunctional balcony protection window. The multifunctional balcony protection window comprises a window body, protection barriers, a protection cover and connecting rodmechanisms; the window body is fixed to a balcony, one ends of the connecting rod mechanisms are rotationally connected with the window body, and the other ends of the connecting rod mechanisms are rotationally connected with the protection barriers; and the protection cover is fixedly installed at the tops of the protection barriers. According to the multifunctional balcony protection window, theprotection barriers have two states of longitudinal placement and transverse placement, the protection barriers are transversely placed to serve as clothes airing supports, and the protection barriers are longitudinally placed to cover the window body to serve as an anti-theft window; the connecting rod mechanisms are fixedly connected with multiple points of the protection barriers, so that thebearing capacity of the protection barriers is improved; and the protection barriers are zinc steel protection barriers, so that the protection barriers made of the material is high in corrosion resistance and can resist exposure to the sun and invasion of wind, rain and snow at any time.

The invention provides a seamless joint provided with rubber lined layers used for solving the problems of no corrosion resistance and low sealing property of the seamless joint provided with metal lining rings with son ports and mother ports in the prior art, and simplifying the structure and a production process. The seamless joint comprises a pipeline body, movable flanges, fixed bolts, screw caps and metal lining rings, wherein horn mouths are arranged on two ends of the pipeline body; the movable flanges are arranged on the outer wall of the pipeline body; the inner diameter of the movable flanges is smaller than the diameter of the horn mouths; each metal lining ring is arranged on the inner side of the corresponding horn mouth, and the outer wall of each metal lining ring is matched with the inner wall of the corresponding horn mouth; the rubber lined layers are arranged on the inner wall and the front end face of each metal lining ring; the front end faces of the metal lining rings and the front end faces of the horn mouths are positioned on one plane, the rubber lined layers on the front end faces of the metal lining rings protrude the metal lining rings; the inner diameter of the metal lining rings is greater than the inner diameter of the pipeline body; the inner diameter of the rubber lined layers on the inner walls of the metal lining rings is equal to the inner diameter of the pipeline body.

The invention provides a pulse detecting system and method. The pulse detecting system comprises a graphene sensor, a piezoelectric conversion circuit, an analog-digital converter, a processor, a digital-analog converter and a display, wherein the graphene sensor is used for detecting pulse information of a user; the piezoelectric conversion circuit is connected with the graphene sensor, and is used for converting the pulse information detected by the graphene sensor into a first analogy signal; the analog-digital converter is connected with the piezoelectric conversion circuit, and is used for converting the first analogy signal into a digital signal; the processor is connected with the analog-digital converter, and is used for processing the digital signal to extract a whole pulse signal; the digital-analog converter is connected with the processor, and is used for converting the whole pulse signal into a second analogy signal; the display is connected with the digital-analog converter, and is used for outputting and displaying the second analogy signal. The pulse detecting system provided by the invention is realized through traditional analog-digital converter and digital-analog converter, the hardware circuit structure is simple, and the graphene sensor in the system is low in cost, can be used without the limitation of environment, and is low in energy consumption.

The invention discloses a wind generating set blade mold and a carbon fiber heating system of the wind generating set blade mold. A housing of the wind generating set blade mold comprises a working surface housing and a pneutronic surface housing. The housing of the wind generating set blade mold is orderly provided with a gel coating, a first enhancement layer, a heating layer, a second enhancement layer and an insulating layer from a cavity surface to outside. The carbon fiber heating system comprises a heating controller, and a carbon fiber cloth between the first enhancement layer and the second enhancement layer of the housing of the wind generating set blade mold. A temperature sensor is embedded in the carbon fiber cloth. The heating controller receives temperature data acquired by the temperature sensor installed in the carbon fiber cloth and carries out real-time monitoring and heating control of a heating temperature and heating time of the carbon fiber cloth. The invention also discloses the wind generating set blade mold. The carbon fiber heating system guarantees mold heating uniformity and reliability and a mold working life, reduces mold weight and a mold cost, and is not limited by a use environment.

The invention discloses a quantitative slow release bottled toilet cleaning agent simple in structure, low in cost and high in performance. The quantitative slow release bottled toilet cleaning agent comprises a bottle with a cover, wherein high holes and low holes are formed in the positions, at different heights, on the bottle. A balance weight material is arranged on the bottommost layer in the bottle, a solid toilet cleaning agent body formed by combining multiple material layers is arranged on the balance weight material. The material layer combination mode is the multi-layer combination mode with the cleaning agent proportion and content of the upper layer low and the cleaning agent proportion and content of the lower layer high or the two-layer combination mode with the cleaning agent proportion and content of the outer layer low and the cleaning agent proportion and content of the inner layer high or the combination mode achieved by combining the two combination modes. The quantitative release structure which is simple and the material layer combination structure with the stable cleaning solution concentration and different cleaning agent portions and contents are adopted for the bottled cleaning agent. Due to the two key technologies, it is ensured that the bottled toilet cleaning agent can quantitatively release a high-performance cleaning agent stable in concentration in the use process, so that the toilet cleaning requirements of consumers are met; a toilet cleaning device is simple in structure, low in cost and convenient to use and has high market value.

The invention discloses a folded massager capable of implementing synchronous projection. The folded massager comprises a supporting seat, a hip massaging pad and a back massaging pad which are arranged in a mode of being mutually hinged, a projection component and a head massager, wherein the supporting seat comprises a back plate and a base plate; a plurality of limiting cavities are arranged inthe back end face of the back plate side by side; one end of the back plate is hinged on the upper end face of the base plate; the base plate is divided into a supporting part and a base part, and the supporting part is shorter than the base part; a supporting plate is additionally arranged on the supporting part; one end of the supporting plate is hinged at one end of the base plate, and the other end of the supporting plate is detachably arranged in one of the limiting cavities; the projection component comprises a projector which can lift relative to the upper end of the back massaging padvia a lifting component; and the head massager is detachably arranged at the bottom of the projector via a connecting piece. According to the folded massager provided by the invention, a person, which is massaged, can view projected audio and video programs at the same time, and a projection angle can move along with the moving of person's sight line, so that a comfortable sight line angle is kept; therefore, the folded massager is convenient to use, and subsequently, user experience is improved.

The invention belongs to the field of hoisting equipment, and particularly relates to a motor assembly mounting box for hoisting equipment. The motor assembly mounting box comprises a left box body and a right box body, the left box body comprises a main reserved hole, a main first screw hole, a main mounting screw hole, a main plate, a main fixing screw hole, a main motor screw hole, a main transmission shaft hole, a main first mounting seat and a main second mounting seat, the main reserved hole is formed in the left side of the main plate, the main first screw hole is formed above the main reserved hole in parallel, and the main mounting screw hole is formed in the right side of the main first screw hole in parallel. Through cooperative work among the left box body, the main reserved hole, the main plate, the main fixing screw hole, the main transmission shaft hole, the right box body, an auxiliary fixing screw hole, an auxiliary transmission shaft hole and an auxiliary plate, the motor can be installed on the left side and the right side in the actual use process of the equipment, the convenience of actual use is greatly improved, a traditional mode that the motor can only be installed on one side is abandoned, so that the use is convenient, and the use environment is not limited.

The invention relates to a wind-driven generator yaw brake and a wind-driven generator. The yaw brake of the wind power generator comprises a clamp body and a friction plate, wherein a mounting hole is formed in the clamp body, the mounting hole is provided with an outer side opening and an inner side opening, the outer side opening is used for being far away from the brake disc, the inner side opening is used for being close to the brake disc, the friction plate is provided with a friction surface used for being matched with the brake disc, an elastic piece used for applying elasticity to thefriction piece to maintain the friction piece to be tightly pressed with the brake disc is arranged in the mounting hole the yaw brake of the wind driven generator further comprises a threaded adjusting piece which is arranged on the clamp body in a threaded mode, and the elastic force applied to the friction plate by the elastic part is adjusted by screwing the threaded adjusting part. Accordingto the technical scheme, the technical problem that friction plates in the wind driven generator are inconvenient to detach in the prior art is effectively solved.

The invention relates to a transmitting module switching device for controlling two computers by a mouse. The transmitting module switching device comprises a mouse body and two computer hosts. The mouse body is provided with two sets of wireless transmitting modules. A computer host is provided with a wireless receiving module. The mouse body is provided with a transmitting module switching device for changing the transmitting module according to changes of a rotation angle, displacement and acceleration, judging whether the rotation angle, the displacement, the speed and the acceleration ofthe mouse exceed set values or not; and when a set value is exceeded, the mouse emitter switch is switched. The structure is simple, operation is convenient, use is flexible, software does not need tobe installed in a computer host, and the use environment is not limited.

The invention relates to a method and a device for PLC current-balancing output. The device comprises an operational amplifier output end, an operational amplifier input end, a power supply positive end, a digital potentiometer, a power supply negative end, a digital potentiometer output end, an operational amplifier, a current sensor input end, a current sensor and a current sensor output end, wherein one end of the digital potentiometer is connected with the power supply positive end, and the other end of the digital potentiometer is connected with the power supply negative end; the digital potentiometer output end is connected with the operational amplifier input end; and the operational amplifier output end is connected with the current sensor input end. Through the adjustment of the digital potentiometer, the output of the digital potentiometer is sent to the operational amplifier to change the output current of the operational amplifier; the output current is detected through the current sensor; and the digital potentiometer is adjusted by detection signals so as to achieve the aim of balancing current.