34results about How to "Relative position adjustable" patented technology

The invention relates to the technical field of tunnel engineering, and particularly relates to a test device and a test method for testing the waterproof performance of pipe segment joint sealing gaskets. The test device of the invention includes a sleeve with openings at both ends, and sealing covers installed at the two ends of the sleeve. The sleeve includes a plurality of sleeve blocks, and the sleeve blocks are spliced into an overall sleeve structure. Sealing gaskets are installed on the sleeve blocks on the two sides of a joint, and sealing gaskets are also arranged in the positions ofthe sleeve where the sealing covers are installed. The test device can simulate the actual condition that there are various types of joints after pipe segment splicing in actual projects. The experimental data of the waterproof performance of sealing gaskets is consistent with reality. Reliable reference and data support are provided for the construction of actual projects. The construction quality and the waterproof safety are ensured.

The invention belongs to the field of plate sawing machines and particularly relates to a simple portable small sawing machine easy to disassemble and assemble and simple in operation. The sawing machine comprises a machine frame, a guide rail, a push table frame and a disk saw. A protection scrap guide cover is arranged above the disk saw, the push table frame comprises a push frame and a push table plate, and a location baffle and a limit block are arranged on the upper surface of the push table plate. A guide rail comprises a base plate and a frame rail with a T-shaped section and arranged on the base plate. The frame rail comprises a support strip and a rail ejection strip. An inclined rail face is arranged on the upper surface of the rail ejection strip, the lower surface on one side of the rail ejection strip is a bottom rail face, a rolling part comprises an upper roller and a lower roller, a plate is firmly clamped on the push table plate through matching of the location baffle and the limit block, then the pushing frame is pushed and is erected on the guide rail through the upper roller pressed on the inclined rail face, the whole pushing frame is located by means of matching of the upper roller and the lower roller fastened on the bottom rail face, and the pushing frame can only slide along the guide rail. The sawing machine facilitates matching, is small in roller and guide rail contact face, small in friction and free to operate.

The invention discloses a plugging fixture for connecting a safety rail to a hatch panel, the plugging tool comprises a positioning plate, the positioning plate comprises a body and bent bodies connected to the two ends of the body, two bent bodies are stuck on the hatch panel, the plugging fixture further includes a reinforcing member; the reinforcing member includes a first portion and a secondportion; the first portion abuts against the body, the safety rail is fixed to the surface of the first portion away from the body; the second portion abuts the surface of the bent body away from thepositioning plate. The plugging fixture better solves the problem of deformation and fracture of the positioning plate, so that the safety rail fixed on the positioning plate is relatively stable, andthe safety of the worker is ensured.

The invention provides a lightweight modeling design structure of a metal wallboard of an arc-shaped curtain wall. The structure comprises a plurality of main keels, a plurality of arc-shaped keels, clamping pieces, an arc-shaped wallboard and a stretching mechanism, the plurality of main keels are fixedly connected to an arc-shaped wall surface, the main keels are vertically arranged, the arc-shaped keels are sequentially connected with the plurality of main keels, the arc-shaped keels are horizontally arranged, grooves are formed in the outer side faces of the arc-shaped keels, the clampingpieces are clamped in the grooves, and first bolts sequentially penetrate through the clamping pieces and the arc-shaped keels to be connected with the main keels. The upper and lower ends of the arc-shaped wallboard are clamped into the clamping pieces with the same radian, so that the arc-shaped wallboard is stressed uniformly, a stable connecting structure is formed, and the structural stability is good. Back ribs are connected with shaping plates to limit deformation of the arc-shaped wallboard, the distances between the back ribs and the shaping plates are adjusted to adapt to arc-shapedwallboards with different radians, and the universality is high.

The invention provides a modular curtain wall and an installation method of the modular curtain wall. The modular curtain wall comprises steel structure modules, curtain wall modules and first waterproof parts; each steel structure module comprises a steel structure body and a mounting base; and each curtain wall module comprises a curtain wall body, hooks and first sealing parts, wherein the hooks are used for being hung on the corresponding mounting base, so that each curtain wall body is fixed on the corresponding steel structure body, and the first sealing parts are arranged at the left end and the right end of each curtain wall body. When at least two curtain wall modules are spliced in the left-right direction of the corresponding steel structure body, the first waterproof parts areused for being arranged in a splicing seam between the adjacent curtain wall modules, and the first sealing parts abut against the first waterproof parts; and when the hooks are hung on the mounting bases, the relative positions of each curtain wall body and the corresponding steel structure body can be adjusted in the front-back direction, the left-right direction and the up-down direction of thesteel structure body. Therefore, the construction period can be shortened, the construction cost can be reduced, the full preassembly of the steel structure modules and the curtain wall modules of the modular curtain wall can be realized, and the installation is convenient.

The invention discloses a plug-in connection tool which is used for connecting safety handrails to a hatch coaming panel. The plug-in connection tool comprises locating plates. Each locating plate comprises a body and bending bodies connected to the two ends of the body, and the two bending bodies are clamped to the hatch coaming panel. The plug-in connection tool further comprises reinforcers, arotary locating part and a translational motion locating part. Each reinforcer comprises a first part and a second part, the first part abuts against the corresponding body. The safety handrails are fixedly arranged on the surfaces, far away from the bodies, of the first parts. The second parts abut against the surfaces, far away from the locating plates, of the bending bodies. The rotary locatingpart is connected to the corresponding bending body. The translational motion locating part penetrates through the corresponding bending body. Through the plug-in connection tool, the problem of deformation and fracture of a locating plate is solved well, so that the safety handrails fixedly arranged on the locating plate are stable relatively, and security of working staff is ensured.

The invention discloses a resistance welding mechanism for a floor mopping robot battery. The resistance welding mechanism comprises a machine frame, a conveyor, a resistance welding jig, a jacking assembly, a pressing-down assembly, a welding assembly and a wire follow-up assembly. The conveyor is arranged on the machine frame and conveys the resistance welding jig. The bottom of the machine frame is provided with the jacking assembly matched with the resistance welding jig. The pressing-down assembly is arranged on the upper side of the resistance welding jig. The welding assembly and the wire follow-up assembly are arranged at the positions, on the front side and the rear side of the resistance welding jig, of the machine frame. In this way, the resistance welding mechanism is compact in structure and stable in operation, can rapidly position and install the battery and a connector and weld the battery and the connector together, and is high in work efficiency.

The invention provides a vibration isolation device. The vibration isolation device comprises a vacuum cavity (1); a main base plate (2) is arranged in the vacuum cavity (1); at least one vibration isolation system (3) is arranged between one inner wall of the vacuum cavity (1) and the main base plate (2); the vibration isolation system (3) comprises a permanent magnet (31), a coil frame (33), a main spring (34), a partition plate (35) and partition plate springs (36), wherein the coil frame (33) is provided with a coil (32); one end of the permanent magnet (31) is connected with the main baseplate (2); one end of the coil frame (33) is fixed on the partition plate (35); part of or the whole permanent magnet (31) is arranged in the coil frame (33); and the relative positions of the coil frame (33) and the permanent magnet (31) are adjustable; and the main base plate (2), the main spring (34), the partition plate (35), the partition plate springs (36) and the vacuum cavity (1) are connected with one another sequentially.

The invention relates to a residual film recovery and rapid-detachment device and method, and a a harvesting machine. The residual film recovery and rapid-detachment device comprises a first rack assembly and a second rack assembly which are installed on the two sides of the tail end of the harvesting machine, and a rotary recovery device is installed between the first rack assembly and the secondrack assembly and can rotate around the axis of the rotary recovery device to wind residual films; the rotary recovery device comprises a first shaft disc connected with the first rack assembly rotatably and a second shaft disc rotatably connected with the second rack assembly, and the first shaft disc and the second shaft disc are fixedly connected through a connecting shaft; multiple round holes in the circumferential direction are formed in the second shaft disc, one end of a steel wire rope is connected into each round hole, and a snap ring is arranged at the other end of the steel wire rope. The efficiency of recovering the residual films can be improved through the residual film recovery and rapid-detachment device, and the operation of rapidly detaching the residual films can be realized.

The invention discloses a combined sliding table driven by a hydraulic cylinder and a gear, and belongs to the field of sliding table structures. The combined sliding table driven by the hydraulic cylinder and the gear comprises a workbench, a sliding plate, a driving mechanism, the first gear, a first rack, a second rack, a first connecting rod and the hydraulic cylinder. The driving mechanism is arranged on the workbench to drive the sliding plate to slide, the first gear, the first rack and the second rack capable of ascending and descending are arranged in the driving mechanism, and the first connecting rod is arranged to limit rotation of the first gear, so that two driving states of the sliding plate are achieved; the sliding stroke and speed of the sliding plate can be kept consistent with those of the hydraulic cylinder, and the stroke and speed of the sliding plate can be larger than those of the hydraulic cylinder so as to adapt to complex and changeable use working conditions of the sliding table.

The invention relates to the technical field of constructional engineering, and particularly discloses a net overhanging device, a mounting method of the net overhanging device, a net overhanging system and a mounting method of the net overhanging system. The net overhanging device is mounted on an outer wall and comprises a first overhanging net and a second overhanging net. One end of the first overhanging net is rotationally connected with the outer wall; and one end of the second overhanging net is connected with the end, away from the outer wall, of the first overhanging net, a first rope is connected to the other end of the second overhanging net, the first rope enables the second overhanging net to be connected with the outer wall, and the second overhanging net is inclined upwards away from the outer wall. The first overhanging net and the second overhanging net are arranged in a split mode, so that the protection effect is improved, and the disassembly and assembly difficulty is reduced; and the first overhanging net is rotationally connected with the outer wall, so that high-altitude operation of an operator is avoided, the safety of disassembly and assembly operation is guaranteed, and the efficiency is improved. According to the net overhanging system, the density of the net overhanging devices can be reduced through a third wire net, the cost needed by the system is further reduced while the purpose is achieved, and the construction efficiency is improved.

The invention discloses an insulation nail batch installation tool. The insulation nail batch installation tool comprises a bottom plate provided with an installation surface, a plurality of sleeves and elastic elements; the sleeves are erected on the installation surface and are provided with inner holes and a plurality of supporting parts; the supporting parts are arranged around the peripheriesof the inner holes, and the supporting parts can be elastically gathered towards the inner holes; and the elastic elements are arranged on the supporting parts, and the distance between the end partsof the elastic elements and the end parts of the supporting parts can be elastically changed. The insulation nail batch installation tool has the beneficial effects that the elastic elements can elastically support insulation nails between the end surfaces of the supporting parts and the head parts of the insulation nails, so that the insulation nails are easily separated from the sleeves after being pushed and pressed and bonded; the bottom plate is provided with a plurality of sleeves, one-time pushing and pressing action can complete the bonding of a plurality of insulation nails, and theimprovement of the construction efficiency, the improvement of the consistency of the bonding strength between the insulation nails and the reduction of the number of positioning and alignment are facilitated. The invention relates to building mechanical and electrical installation.

The invention discloses a gear grinding machine and an indexing compensation method for gear machining, the gear grinding machine comprises a lathe bed, a workpiece box, a grinding wheel box body and a Z-axis guide rail, the workpiece box, the grinding wheel box body and the Z-axis guide rail are installed on the lathe bed, the workpiece box is used for installing a gear workpiece, and the relative position between the grinding wheel box body and the workpiece box is adjustable; the grinding wheel box body can move along the Z-axis guide rail; the device is characterized in that an on-line measuring device is installed on the grinding wheel box body, the on-line measuring device comprises a probe, and the probe is used for measuring tooth pitch parameters of the gear workpiece. According to the gear grinding machine, the indexing error of the gear workpiece can be directly measured on the gear grinding machine through structural optimization, the gear workpiece does not need to be disassembled and assembled, deviation caused by different positioning is avoided, indexing error detection is relatively more accurate, and therefore the accuracy of gear indexing compensation is effectively improved.

The invention discloses a belt roller with a packaged goods cleaning function. The belt roller comprises a base, a roller body, a motor and a scraping plate, wherein the roller body is mounted on thebase; the motor is rotationally connected with the roller body; and the scraping edge of the scraping plate is parallel to the central axis of the roller body, the distance between the scraping edge of the scraping plate and the surface of the roller body is greater than the thickness of a belt, the clockwise included angle between the upper surface of the scraping plate and the moving direction of the belt is greater than 90 degrees and smaller than 180 degrees, and the thickness of the scraping plate is gradually reduced from the side away from the scraping edge to the side at the scraping edge. The belt roller aims to solve the problems of loss of the total amount of pulverized coal, serious abrasion, high energy consumption and much dust in the prior art.

The invention discloses hard adhesive film transfer equipment. The hard adhesive film transfer equipment comprises a central frame, brackets, positioning assemblies and sucking disc assemblies, wherein the periphery of the central frame is integrally connected with the brackets; the positioning assemblies capable of moving and positioning relative to the brackets are arranged on each bracket; andone sucking disc assembly is arranged on the lower part of each positioning assembly. The hard adhesive film transfer equipment has the beneficial effects that: the positioning assemblies are arranged, so that the relative positions of the sucking disc assemblies and the brackets are adjustable, and therefore, the hard adhesive film transfer equipment can be suitable for transferring hard adhesivefilms of various models.