11results about How to "Flexible protection" patented technology

The invention discloses an all-electric carrying vehicle with a chassis protection structure, and relates to the technical field of carrying vehicle chassis protection, the all-electric carrying vehicle comprises a chassis, an upper protection plate, an electric control processor, a 3D camera and a laser range finder, the electric control processor is fixedly installed on the top of the outer wall of the chassis, and the 3D camera and the laser range finder are fixedly installed on the front face of the outer wall of the chassis; and the 3D camera and the laser range finder are connected to the electric control processor through data lines, an upper protection plate is movably installed at the bottom of the outer wall of the chassis, and a lower protection plate is connected and installed at the bottom of the outer wall of the upper protection plate through a self-adaptive lifting assembly. By installing the self-adaptive lifting assembly, the self-adaptive lifting protection function is achieved according to different terrains and obstacle conditions, the problem that the protection height of a traditional carrier for protection of a chassis cannot be adjusted is solved, the protection flexibility and operation stability of the carrier are improved, and the carrying efficiency and the protection effect are improved.

The utility model discloses a multi-channel wavelength division multiplexing optical receiving device, including device main part, its outside is equipped with a plurality of protection components, and the detachable connection between protection components and device main part, be equipped with the limiting component for limiting a plurality of protection components on device main part, device main part includes wavelength division multiplexer body, and the one side of wavelength division multiplexer body is installed with a plurality of terminal ends, and protection components and terminal ends are set up one -to -one correspondence, through with the geographical modularization design of protection components, make every terminal end have independent protection components, more flexible protection each terminal end, therefore, can open or close a certain terminal end alone, and do not influence other terminal ends, to guarantee the protection of every terminal end and the convenience of operation, simultaneously, protection components and device main part adopt detachable connection, can when a certain protection component is damaged, corresponding protection components are dismantled and replaced, to reduce maintenance cost.

The invention relates to the technical field of steel truss lifting, and discloses an integral lifting platform for a large-span steel truss, which comprises a steel truss main body and a lifting machine, the steel truss main body is placed on the lifting machine, and the lifting machine is driven by a main driving device to lift; a flexible assembling assembly and protection assemblies are arranged on the elevator, the flexible assembling assembly is arranged on the elevator, a limiting assembly is arranged on the flexible assembling assembly, the protection assemblies are arranged at the ends of the two sides of the flexible assembling assembly, and filter screen assemblies are installed on the protection assemblies. Through cooperation of flexible assembly and the protection assembly, the problem that existing equipment is poor in adjustability is solved, different lifting sets in the flexible assembly assembly are spliced through clamping protruding heads and sliding grooves, stable connection is achieved through cooperation of the limiting assembly, and the lifting sets can be increased or decreased according to the length of the steel truss; the height of the protection assembly is adjusted through hydraulic lifting of the side protection plate, the sliding hook drives the elastic net and the bearing net for covering protection, the elastic hole and the soft bag buffer falling impact, and flexible assembly and comprehensive protection are integrally achieved.

This invention relates to the field of rehabilitation training equipment technology, specifically disclosing a wearable postoperative pulmonary function rehabilitation training device for respiratory medicine, including a front chest protective pad and a back protective pad behind the front chest protective pad; a chest impedance sensor is arranged on the inner side of the front chest protective pad near the two side edges, and a pressure and temperature sensor is arranged on the inner side of the chest impedance sensor; through the wearable structure of the front chest and back protective pads, and through the adhesive pads, it can be easily worn, providing comprehensive protection for the chest surgical incision, avoiding traction and collision damage, and breaking the activity restrictions of traditional equipment, allowing patients to train simultaneously in daily activities. It also integrates chest impedance, incision pressure and temperature sensors to monitor relevant indicators in real time and display them on the screen. Furthermore, it achieves precise oxygen supply during training through a built-in oxygen pump and integrated tracheal passage, without the need for additional equipment, realizing the integration of protection, monitoring, training and oxygen supply, and solving the core defects of traditional equipment.

The utility model discloses a bed surround with height adjusting function relates to bed surround technical field, and two bed surround stand are all provided with screw hole in bed surround stand bottom, and the bed surround stand top is connected with lifting surround pole and auxiliary surround pole respectively. The utility model discloses utilize stepping motor to provide power, make rotating shaft and central column rotation, make power slide column in the power groove on the central column sliding, wherein the power groove is on the central column and is in the shape of spiral ascending, can make lifting surround pole upward movement to the limit support column of utilizing, and the movement of lifting surround pole is limited and is guided, in this process, the guide column slides in the bed surround stand, namely auxiliary surround pole synchronous ascending, in order to adjust the use height, provide more flexible protection, prevent children from turning over or crawling and falling off from the bed, reduce the risk of children's injury, and adapt to the user of different height and different sleep habits.

The invention discloses an annular direct-current busbar power system used in a ship dynamic positioning mode and a control method of the annular direct-current busbar power system. According to the annular direct-current busbar power system, due to the annular direct-current busbar networking mode, more flexible and rapid protection performance is achieved, that is, before a ship power grid is affected by faults, the frequency converter can rapidly detect abnormal conditions and actively complete isolation of fault points, so that the whole power grid and normal branches are not affected, and after the faults are eliminated, the frequency converter can rapidly detect the abnormal conditions and actively complete isolation of the fault points. And normal connection is quickly recovered. The variable-speed generator set is adopted in the system, the speed regulation range of the variable-speed generator set is expanded, the variable-speed generator set can automatically regulate the running speed according to loads, and load oil consumption can be always kept within an economic range, so that oil is saved, emission is reduced, the energy efficiency utilization rate of the generator set is remarkably improved, and the flexibility of the system is improved. The method is more suitable for ships with ship dynamic positioning working condition requirements.

The utility model discloses a protective device for asphalt concrete core wall construction, which comprises mounting frames, through grooves are arranged on the inner sides of the mounting frames, protective canvas is arranged at the top between the mounting frames, connecting strips are arranged at two ends of the protective canvas, hanging frames are arranged at the tops between the two ends of the mounting frames, and the connecting strips are arranged on the hanging frames. And a hook is arranged on the outer side of the connecting strip. The combined connecting assemblies are arranged on the two sides of one end of each mounting frame, when the protective device is installed, the connecting clamping plates arranged on one group of mounting frames are inserted into the combined inserting grooves formed in the other group of mounting frames, the connecting clamping plates are limited in the combined inserting grooves through the limiting strips, and therefore the purpose of combining and connecting the mounting frames can be achieved; therefore, the protection device with the corresponding length can be conveniently assembled according to the construction section needing to be protected in a combined mode, the protection device has integrity and higher protection strength, the protection device can be assembled more flexibly to protect the construction section of the asphalt concrete core wall, and operability is higher.

The utility model relates to the technical field of hydraulic machinery, in particular to a protective device of hydraulic machinery, which comprises a screw rod, a movable protective plate and an annular protective cover, the lower end of the screw rod is fixedly connected with a base, the screw rod penetrates through the movable protective plate and is connected with a sleeve in the movable protective plate, and the upper end of the screw rod is connected with a screw rod motor. One side of the top plate is fixedly connected with a fixing block, the lower end of the fixing block is fixedly connected with an electric telescopic rod, and the lower end of the electric telescopic rod is fixedly connected with an annular protective cover. Through the device, the electric telescopic rod can control the annular shield to ascend and descend, so that the annular shield is controlled to cover the working area of the machine, and when the hydraulic machine works to punch materials, the annular shield can descend to further protect operators from accidental injuries and avoid damage to the mechanical device; and when the hydraulic machine does not work, the annular protective cover can be lifted, so that an operator can observe and operate the hydraulic machine conveniently.

The utility model discloses a movable lighting device which comprises a base, two sets of moving wheels are installed on the bottom face of the base, a first round rod is fixedly installed on the upper surface of the base, a second round rod is connected into the first round rod in a sliding mode, and a lighting lamp is fixedly installed at the top end of the second round rod. The upper surface of the base is fixedly connected with a shell. Through the arrangement of the first round rod and the second round rod, under the cooperation of a round opening and a bolt, the second round rod can be lifted or lowered, the height of an illuminating lamp is adjusted, and the equipment can be conveniently moved to a proper position through the arrangement of a moving handle, an anti-skid sleeve and two groups of moving wheels; and the situation that a worker slips out of the hand in the moving process is prevented, a threaded rod is driven to rotate through an arranged forward and reverse motor, and a threaded block and a protective shell are driven to ascend or descend under the cooperation of a sliding groove and a sliding block, so that the illuminating lamp can be flexibly protected.

The invention relates to an assembly type enclosure pier, and belongs to the technical field of power transmission line engineering, the assembly type enclosure pier comprises a splicing pier body arranged on an electric pole in a sleeving mode, the splicing pier body comprises two half pier bodies which are detachably spliced with each other, and reinforcing meshes are arranged in the half pier bodies; mounting grooves are formed in the two ends of each half pier body, the mounting grooves of the two half pier bodies are mutually spliced to form a clamping groove, a steel plate is clamped in the clamping groove, and the steel plate is detachably connected with the two half pier bodies through a plurality of connecting pieces. Only simple assembly is needed on site, the construction efficiency can be greatly improved, the environmental pollution can be reduced, and the construction quality can be well controlled.