12results about How to "Achieve elastic support" patented technology

The utility model relates to the technical field of tunnel construction, in particular to a pipe jacking machine with a protection function and used for early-stage supporting of a tunnel, and solves the problems that in the prior art, as the top of the pipe jacking machine is lack of effective protection measures, once falling rocks and other sundries fall, the pipe jacking machine is possibly damaged, and even equipment failures are caused in serious situations. The construction progress is affected, the maintenance cost is increased, and the safety of constructors can be threatened. A pipe jacking machine with a protection function and used for early-stage supporting of a tunnel comprises a pipe jacking machine body and a top plate, and the top plate is arranged at the top of the pipe jacking machine body; connecting frames are arranged on the two sides of the bottom of the top plate. The top plate and the elastic supporting piece can be conveniently matched to elastically protect the top position of the pipe jacking machine, falling rocks in a tunnel are shielded, the pipe jacking machine is prevented from being damaged by the falling rocks, and the construction progress and the safety of equipment and personnel are guaranteed.

The invention provides a safe medicine injection device for children, and relates to the technical field of medical instruments. The handheld frame is of a U-shaped structure, and the handle base is fixedly installed on the upper portion of the middle of the side wall of the outer end of the handheld frame. A control box is fixedly installed on the handheld frame above the handle base, and a storage battery is embedded in an inner cavity of the handle base. The injection sleeve seat is ingeniously combined with the skin attaching plate, so that stable support is provided for the injection tube, and it is ensured that the device can be tightly attached to the skin of the child during use. The arc-shaped design is adopted for the skin attaching plate, the arc-shaped design is matched with the shape of the arm, the gap between the device and the skin is effectively reduced, and the accuracy and safety of injection are improved. Meanwhile, the injection tube is vertically inserted into a combined structure of the sleeve and the guide jacket, so that the stability of the injection tube is enhanced, the push plate is elastically supported through the arrangement of a lower limiting disc, an upper limiting disc, a buffer rod and a spring, and the stability and comfort in the injection process are further improved.

The utility model relates to the technical field of semiconductors and photovoltaics, in particular to a cache assembly and a cache device, and solves the problem that the middle position of a boat structure droops and deforms due to the fact that the cache device supports the two ends of the boat structure in a two-point mode in the related technology. The buffering assembly comprises a supporting assembly and an elastic assembly, the supporting assembly is configured to support the end of the boat structure and the middle of the boat structure, the end of the boat structure is the end of the extending direction of the boat structure, and the middle of the boat structure is the middle of the extending direction of the boat structure. The elastic assembly is connected with the supporting assembly and arranged below the supporting assembly. The supporting assembly supports the end portion and the middle portion of the boat structure in the extending direction, and drooping deformation of the middle portion of the boat structure can be avoided. In addition, according to the buffering assembly, elastic supporting of the supporting assembly on the boat structure is achieved through the elastic assembly, and the boat structure can be prevented from being damaged due to rigid contact between the boat structure and the supporting assembly.

The invention discloses a workpiece image measuring device which comprises an image measuring instrument body, a first mounting plate is arranged between a carrying disc and a second mounting plate, a plurality of first pipe fittings corresponding to the carrying disc are arranged on the first mounting plate at intervals, and a second pipe fitting capable of moving up and down is inserted into one end, close to the carrying disc, of each first pipe fitting. The supporting plate is arranged at the top end of each second pipe fitting, the first pipe fittings and the second pipe fittings are sleeved with springs in a compressed state, and the two ends of the springs are connected with the supporting plates and the first mounting plate correspondingly; at least two grooves are formed in the side face of the carrying disc at intervals, and studs corresponding to the grooves are arranged on the bottom face of the supporting plate. The two transverse linear motors are symmetrically arranged, the two supporting rods are arranged, and the interiors of the first pipe fitting 10 and the second pipe fitting 18 are each of a hollow structure. According to the invention, the precision and efficiency of the automatic image measuring instrument for measuring the workpiece are improved, the stability of loading the workpiece is also improved, and the position precision of the workpiece on the carrying disc can also be ensured.

The utility model discloses a hydraulic tensioner assembly line final assembly tool which comprises a final assembly working table, an upper platform face is arranged on the final assembly working table, a press-fitting plate is arranged between the final assembly working table and the upper platform face, a hydraulic machine is arranged on the upper platform face, and the hydraulic machine drives the press-fitting plate to ascend and descend. A positioning area for a machined tensioner workpiece is arranged between the press-fitting plate and the final assembly workbench, the tensioner workpiece is positioned in the vertical direction through the positioning area, a through hole for a pull rod to penetrate through during press-fitting loading is formed in the press-fitting plate, and a servo tightening device is arranged on the upper platform face. According to the tensioner assembly general assembly tool, the design that the vertical positioning area and the deflection self-adaption base are combined is adopted, the assembly efficiency is improved by 40%, and the 3-5 mm positioning deviation of a traditional clamp is eliminated; a 55-75-degree conical surface of the device compensates the deviation of + / -5 mm in the transverse direction, and the dynamic leveling technology adopts a universal ball support and a limiting piece combination formed on the periphery to compensate the 1-3-degree assembly deflection angle of a workpiece in real time.

This disclosure discloses an elastic support structure for an electronic device and the electronic device itself. The elastic support structure is connected to the touchpad of the electronic device to provide elastic support. The elastic support structure includes: a support plate, which is fixedly connected to the housing of the electronic device; and a spring portion, which is integrally formed with the support plate and disposed on the circumferential outer side of the support plate. The spring portion protrudes from the surface of the support plate and is elastically movable relative to the support plate to elastically support the touchpad. This embodiment of the disclosure, by having a support plate for connection to the housing and a spring portion protruding relative to the support plate and capable of elastic movement, and by making the spring portion integrally formed with the support plate, achieves elastic support of the touchpad by the spring portion with a simple structure, reducing production costs.

The utility model discloses a reinforced obstructing rectum bypass system, which relates to the technical field of medical instruments and comprises a catheter, a drainage tube is arranged at the upper end of the catheter, an excrement collecting bag is arranged at the left end of the drainage tube, a balloon is arranged at the lower end of the catheter, an injection tube and a medicine injection tube are arranged in the wall of the catheter, and the drainage tube and the medicine injection tube are communicated with each other. A water injection pipe is arranged on the inner side wall of the catheter, and one end of the water injection pipe is communicated with the inner side of the balloon. According to the reinforced rectal bypass blocking system, compared with a PVC material and a silica gel material, the high polymer material of the balloon has the advantages that the balloon wall of the balloon made of the high polymer material is thinner, the fitting degree with the intestinal tract is higher, the situation that excrement liquid leaks from a gap between the balloon and the intestinal wall is reduced, compression on the rectal part can be effectively reduced, the use comfort is improved, and the system is suitable for popularization and application. The elastic reinforcing piece in the catheter elastically supports the catheter, so that the smoothness of an inner cavity of the catheter is improved, and the situation that drainage of an inner cavity of a pipeline is blocked due to the fact that a catheter body collapses due to prolonged retention time or posture change of a patient during movement is avoided.

The invention provides a highway soft rock tunnel arch support construction device, and belongs to the technical field of tunnel support arches, the highway soft rock tunnel arch support construction device comprises an outer arch, three sliding sleeves are uniformly and fixedly connected to the inner side wall of the outer arch, spline shafts are slidably connected to the interiors of the three sliding sleeves, and moving plates are fixedly connected to the ends of the spline shafts; an inner arch frame is arranged in the outer arch frame, a supporting frame is fixedly connected into the inner arch frame, two fixing bases are symmetrically and fixedly connected to the upper end face of the supporting frame, and a two-way screw is rotationally connected between the two fixing bases. Through the arrangement of the sliding sleeve, the spline shaft, the moving plate, the two-way screw rod, the moving block, the adjusting rod, the connecting cylinder, the first spring and the sliding plate, the moving plate is elastically supported, so that the top plate can be tightly attached to the rock wall of the tunnel guide, and the supporting stability and effect are improved; the problem that in the prior art, the supporting effect is poor due to the fact that the attaching performance of an outer arch frame and a tunnel rock wall is poor is solved.

The utility model relates to the technical field of insulation paper processing, and discloses a slitting device for insulation paper production, which comprises two groups of end seats, a reciprocating module is arranged between the two groups of end seats, a moving end is arranged on the reciprocating module, a moving seat is mounted on the moving end, a knife rest is arranged on the moving seat, and the knife rest is arranged on the knife rest. The knife rest is arranged in an inverted-L shape, and a circular blade is arranged below the knife rest. And the arranged reciprocating moving module can drive the moving base to drive the circular blade to conduct rapid reciprocating cutting, and therefore the slitting efficiency is improved. Meanwhile, due to the design of the inverted-L-shaped tool rest, the circular blade can stably cut, and the problem that mechanical abrasion is aggravated due to the fact that the cutting head moves up and down frequently is solved. In addition, through cooperation of structures such as a protruding base, a supporting base, a tension spring and a positioning bolt, elastic supporting of the end base is achieved, and the stability and reliability of the device are further improved.

The invention discloses a nano cerium oxide material preparation device and a preparation method thereof.The nano cerium oxide material preparation device comprises a shell, a grinding mechanism is arranged on the shell and comprises a reversing mechanism, a base plate, a middle cone, a partition plate, a coarse adjustment pipe, a top plate, a positioning mechanism, a fine adjustment pipe, an inner rod, a follow-up block, a compression spring and a friction plate, the reversing mechanism is mounted on the shell, and the base plate is mounted on the base plate; the base plate is rotationally connected into the shell, the multiple partition plates are installed on the inner wall of the shell at equal intervals, the middle cone is rotationally connected into the multiple partition plates, the grinding mechanism provides a grinding space through a basic structure of the shell and the base plate, and the double-layer grinding function is achieved through combination of the middle cone and the partition plates. The grinding stability of the upper layer is ensured through the design of the coarse adjusting pipe and the top disc, the precise adjusting function is achieved through the cooperation of the fine adjusting pipe and the inner rod, the dynamic balance of pressure is ensured through the combination of the follow-up block and the pressure spring, and the grinding structure remarkably improves the preparation efficiency and quality of the nano cerium oxide material.

The application provides a leg assembly and a robot. The leg assembly comprises a piston rod, a piston tube, an elastic member and an adjusting assembly. One end of the piston rod is slidably inserted into the piston tube. The elastic member is arranged along the axial direction of the piston tube, and one end of the elastic member abuts against the piston tube, and the other end of the elastic member abuts against the piston rod. The end of the piston tube away from the piston rod is provided with a through hole, and the adjusting assembly is connected to the through hole. The adjusting assembly adjusts the flow state of the medium in the piston tube by closing or opening the through hole. In this way, the closing or opening of the through hole is controlled by the adjusting assembly to adjust the flow state of the medium in the piston tube, so as to realize the conversion of the elastic support and the rigid support of the leg assembly, thereby meeting the application scenarios of the elastic support and the rigid support.

The utility model provides a plastic vertical wire arrangement device, which belongs to the technical field of electrical installation and wiring equipment, aims to solve the problem that the use of a cable is affected due to friction damage between the existing cable and the wire arrangement device, and comprises a wire arrangement groove body, a wire arrangement cover plate, a cover plate fixing piece, a wire arrangement finger, a wire arrangement support piece, a combined disassembly mechanism and an extrusion warning mechanism, the wire arrangement cover plate is arranged above the wire arrangement groove body; a plurality of groups of cover plate fixing pieces are arranged, and the plurality of groups of cover plate fixing pieces are respectively clamped below the outer side of the wire arrangement cover plate; a plurality of groups of wire arranging fingers are arranged, and the plurality of groups of wire arranging fingers are respectively inserted into the left side and the right side of the upper part of the wire arranging groove body; a plurality of groups of wire arrangement supporting pieces are arranged, are of U-shaped structures, and are fixedly connected to the inner side of the wire arrangement groove body respectively; the combination and disassembly mechanism is arranged above the wire arrangement groove body. And the extrusion warning mechanism is arranged on the outer side of the cable management supporting piece, so that a worker is reminded, and the cable is protected.