42results about How to "Has a supporting effect" patented technology

The invention provides an anti-falling device for building components used in building construction, which includes a base and a bracket arranged on the base, wherein several anti-falling buffer structures are arranged at equal intervals on the bracket, and each of the A horizontal airbag assembly is respectively arranged between the anti-fall buffer components, and a telescopic receiving mechanism is also provided on the base below the several anti-fall buffer structures; a camera is arranged on the top of the support, and the electronic control of the camera The line connects the controller. The beneficial effects of the present invention are: several layers of transverse airbag layers of the anti-falling device for building components used in building construction of the present invention play a role in arresting and shock-absorbing objects falling from high altitudes, even if objects falling from high altitude are not blocked by the transverse airbag layers, they can reach When the telescopic receiving mechanism stretches into a horizontal plane, it can also catch it stably. The whole process of intercepting falling objects is accurate, gentle, and stable. Multi-layer shock-absorbing interception can effectively realize the buffering and interception of falling objects.

The invention relates to a method for brazing dissimilar materials assisted by a carbon nanotube sponge intermediate layer, and relates to a method for brazing dissimilar materials. In order to solve the problem of low strength of brazed joints between existing metal materials and dissimilar materials. Method: Mix carbon nanotubes with a strong acid solution and ultrasonically clean them, then disperse them in deionized water for suction filtration, and ultrasonically disperse the filter cake in absolute ethanol for centrifugation to obtain a supernatant; then suction filter, dry, and finally braze the dissimilar materials. Or mix the carbon nanotubes with a strong acid solution for ultrasonic cleaning, then disperse the liquid into deionized water and filter it with suction, and disperse the filter cake ultrasonically in absolute ethanol to obtain a supernatant; Dry and finally braze to dissimilar materials. The preparation method of the carbon nanotube sponge of the present invention is simple and low in cost, can avoid the agglomeration of the carbon nanotubes in the brazing process, is beneficial to control the interface structure, enhances the performance of the brazing seam, relieves the residual stress of the joint, and improves the strength of the joint. The invention is suitable for brazing dissimilar materials.

The present application discloses a camera device and an electronic device. Wherein, the camera device includes: a seat body, the seat body includes an accommodating groove; a camera head, at least part of the camera head is located in the accommodating groove; a guide part, arranged in the accommodating groove; a rolling structure, the rolling structure is rollingly connected with the guiding part; , the rolling structure is slidably connected with the guide rail; the driving structure drives the camera to rotate relative to the accommodating groove through the rolling structure. In the present application, by defining the matching structure of the seat, the camera, the guide, the rolling structure and the guide rail, the camera takes the rolling structure as a fulcrum and rotates along the guide rail. The rotation direction of the camera relative to the accommodating groove is limited, and the camera can be rotated at a large angle relative to the accommodating groove through the rolling structure, so it provides an effective structural support for the anti-shake of the camera with a large deflection angle, and the product has a good anti-shake effect. .

The invention discloses an isolation guiding device for shock absorption. The isolation guiding device comprises a guide sleeve, wherein the guide sleeve sleeves the middle of a piston rod of a shock absorber. According to the isolation guiding device, a guide sleeve structure is adopted and is arranged at the middle of the piston rod when used, and the middle is a deformed part, which easily deviates from a center line, of a spring; when the isolation guiding device is used, collision and friction between the spring and the piston rod are avoided, the piston rod and the spring are well protected, the smoothness of relative movement between the piston rod and the spring is ensured, noises of the shock absorber are reduced, and the comfort and the stability are improved.

The invention relates to a hand-held immunoquantitative analyzer which comprises a hand-held mechanism and a main body; the main body is positioned on the outer side of the lower end of the hand-heldmechanism; an instrument stand is arranged in the middle of the main body; a lateral connecting penetrating groove is formed in the top end of the instrument stand; a clamping groove is formed in thetop end of the lateral connecting penetrating groove; a lateral connecting penetrating column is fixed to the middle of the lateral connecting penetrating groove; a clamping block is welded to the upper wall of the lateral connecting penetrating column; an inner connecting groove is formed in the outer side of the clamping block; side connecting mechanisms are connected to the left end and the right end of the main body; and supporting mechanisms are connected to the left side and the right side of the bottom end of the main body. The hand-held immunoquantitative analyzer has the beneficial effects that the hand-held immunoquantitative analyzer is provided with a fixed clamping column, a connecting bolt, a connecting inserting groove, a connecting rope and a connecting groove, an upper fixed seat is placed on the outer side of a penetrating connecting seat through the connection between the fixed clamping column and the connecting groove, and meanwhile, through the connection between the connecting bolt and the connecting inserting groove, the upper fixed seat and the penetrating connecting seat are clamped and positioned.

This application relates to the technical field of maintenance pedestals, and discloses a prefabricated and intelligent maintenance pedestal for cover beams, which includes a support frame on which prefabricated concrete components are placed, and the support frame includes a second support plate on which It is equipped with a spray mechanism for spraying concrete components and a water supply mechanism for water supply to the spray mechanism; the spray mechanism includes a main water outlet pipe, and a feed pipe is provided on the side of the main water outlet pipe close to the water supply mechanism, and the main water outlet pipe is far away from the side of the water supply mechanism The first discharge pipe is fixedly connected, the side of the first discharge pipe is fixedly connected with the second discharge pipe, the second discharge pipe is provided with a water outlet pipe, and the end of the second water outlet pipe far away from the water inlet main pipe is connected with a nozzle; The application has the effect of spraying the concrete components on the maintenance pedestal.

The invention discloses an automatic telescopic umbrella capable of being stably opened and closed. The automatic telescopic umbrella comprises an umbrella handle and an opening and closing device, wherein the opening and closing device comprises a flexible steel bar, a telescopic connecting piece and a steel bar driving device, the steel bar driving device is arranged at the lower end of the umbrella handle, one end of the flexible steel bar is connected with the upper end of the umbrella handle, and the other end of the flexible steel bar is connected with the steel bar driving device; the upper end of the telescopic connecting piece is connected with the upper end of the umbrella handle, the lower end of the telescopic connecting piece is connected with the lower end of the umbrella handle, the telescopic connecting piece is provided with a fixing hole for the flexible steel bar to penetrate through, the telescopic connecting piece comprises connecting single bodies, every two adjacent connecting single bodies are connected through an elastic rope, and a steel bar driving device comprises a motor and a driving wheel; a power output end of the motor is connected with the transmission wheel, spiral driving teeth are arranged on the outer circumferential face of the transmission wheel, and inclined strip-shaped holes matched with the spiral driving teeth are formed in the sideface of the flexible steel bar.

The invention provides a combined pile supporting structure for a cylindrical foundation pit and a construction method. The combined pile supporting structure comprises a supporting pile enclosure structure, an annular inner support and a hydraulic jack counterforce system located between the supporting pile enclosure structure and the annular inner support. The enclosure structure is an annular enclosure structure defined by H-shaped steel and U-shaped steel sheet piles in a staggered mode. The hydraulic jack counterforce system comprises a hydraulic control system and a plurality of hydraulic jacks arranged between the support pile enclosure structure and the annular inner support in a scattered mode. In the construction enclosure structure, the lateral rigidity of the cylindrical foundation pit is controlled and improved through the servo hydraulic jacks; meanwhile, the support pile soil pressure and the inner support axial force are monitored for early warning. The construction method and equipment have the advantages of being simple in construction process, small in construction machinery, small in occupied area, formed by prefabrication and assembly, high in adaptability and rapid in construction, having the double effects of supporting and water stopping, and having high application and popularization value.

The invention discloses composite ultra-strong corrosion preventing and seepage stopping wall materials and an application method thereof. PVC serves as the main material of the wall materials, several additives are added and are extruded and formed through a die after being stirred and subjected to the high temperature, connecting devices are reserved on the two sides of the wall materials, a concave groove is formed in one side, and a convex groove is formed in the other side. During using, the convex groove of the rear wall material is arranged in the concave groove of the constructed front wall material through a special device in a sleeved manner, and the front wall material and the rear wall material are connected with each other in a hooked manner, and a corrosion preventing and water stopping curtain system is formed. According to the needs, the wall materials can be machined to be in the shapes such as a flat plate, a double curvature arch and a multi-curvature arch, wherein the flat-plate-shaped wall material has the functions of corrosion preventing and seepage stopping, and the wall materials of the double curvature arch type and the multi-curvature arch type have the functions of corrosion preventing and seepage stopping and also have the function of supporting. Due to the fact that extruding devices are different in power, the width of the machined wall materials can range from 500 mm to 1,200 mm, and the thickness of the machined wall materials can range from 5 mm to 12 mm. The length of the wall materials can be flexibly determined according to the using requirements and the transporting conditions. The wall materials overcome the defects in the prior art, and the purposes of corrosion preventing, seepage stopping and supporting are achieved.

The invention discloses a transverse reinforcement grouting and underpinning working well. The transverse reinforcement grouting and underpinning working well comprises an annular pile and a bottom sealing pipe; the annular pile is an approximate circular-arc column formed by annularly connecting at least four pile bodies in a lap-joint mode; the bottom sealing pile is arranged at the bottom of a middle through hole of the annular pile and connected with the pile bodies of the annular pile in a lap-joint mode; an approximately-cylindrical working well space is formed by the middle through hole of the annular pile and the bottom sealing pile; each pile body of the annular pile is provided with at least one reinforcement pipe penetrating through the pile body from top to bottom. The invention further provides a manufacturing method of the transverse reinforcement grouting and underpinning working well. Accordingly, the working well is formed through high-pressure jetting grouting and can provide a construction space and a construction operating plane for transverse reinforcement grouting and underpinning of various complex strata.