15results about How to "Achieve decline" patented technology

The utility model relates to the technical field of weighing and metering, and particularly discloses a gravity sensing device for a motor, which comprises a motor (10), a bearing (20) mounted on a shaft of the motor (10), and a gravity sensing device (30) mounted on the bearing (20), a lifting rope of an existing bridge crane is arranged on a motor, the motor rotates to achieve ascending and descending of the lifting rope, a gravity sensing device is installed on a bearing of the motor, rotation of the motor is not affected, and when a heavy object is lifted, the gravity of the heavy object can be transmitted to the motor through the lifting rope and then transmitted to the bearing through the motor. And finally, the gravity data is transmitted to the gravity sensing device through the bearing, the gravity data obtained by the gravity sensing device is displayed on an external display through infrared connection, and at the moment, an operator can judge whether the heavy object is overloaded or not according to the specific weight, so that the unnecessary danger caused by blind hoisting in the prior art is avoided, and meanwhile, the service life of the electric hoist is also prolonged.

The ratchet wheel type lifting device comprises a fixing frame, a rotating shaft, a handle, a transmission disc, a gear shifting assembly, a reversing assembly, a power gear and a rack, and the rotating shaft is rotatably arranged on the fixing frame; the handle is fixedly connected with the rotating shaft; the transmission disc is rotatably arranged on the rotating shaft in a sleeving manner, and a transmission shaft is rotatably arranged on the transmission disc in a penetrating manner; the gear shifting assembly is located on one side of the transmission disc and comprises a transmission wheel, an operation block, a reset piece and two clamping jaws, the transmission wheel is fixedly arranged on the rotating shaft, the clamping jaws are rotatably arranged on the transmission disc and used for locking the transmission wheel, and the reset piece is connected with the clamping jaws to drive the clamping jaws to rotate in the direction close to the transmission wheel. The operation block is fixedly arranged at one end of the transmission shaft and located between the two clamping jaws. The operation block is used for driving the two clamping jaws to be away from each other so as to unlock the transmission wheel. The reversing assembly is located on the other side of the transmission disc. According to the ratchet wheel type lifting device, a user can conveniently and safely lift heavy-load parts in fitness equipment in a labor-saving manner.

The utility model belongs to the technical field of heating furnaces for preparing and storing hydrogen materials, and particularly discloses a cooling and stirring structure of a heating furnace for preparing and storing hydrogen materials, which comprises a cooling fan arranged outside a heating furnace body and a cooling component positioned in the heating furnace body, and the cooling fan is communicated with the cooling component through an air inlet pipe; a supporting assembly is arranged on the outer side of the air inlet pipe and connected with the cooling assembly, an air cylinder is arranged at the top of the heating furnace body, and the output end of the air cylinder is connected with the supporting assembly and used for driving the cooling assembly to move vertically. The cooling assembly is arranged in the heating furnace body, the cooling assembly is communicated with the external cooling fan to further cool a melt-spinning sheet falling off from the cooling roller in an accelerated mode, the air cylinder is connected with the cooling assembly, ascending and descending of the cooling assembly are achieved, and the melt-spinning sheet is crushed and stirred. The specific surface area of the material is greatly increased, the surface sites of the hydrogen storage material for adsorbing hydrogen are increased, and the hydrogen storage efficiency is effectively improved.

The utility model discloses a kind of sound falling stand, it is related to sound support technical field, including top seat and through-hole, the bottom of top seat is equipped with conical connecting cylinder, the bottom of connecting cylinder is provided with base, multiple supporting blocks are installed between connecting cylinder and base, the bottom of base is equipped with fixed cover, bottom plate is set in the inside lower end of fixed cover, the bottom of bottom plate is arrayly equipped with four groups of universal wheel, limiting mechanism for accommodating or unfolding universal wheel is set on fixed cover.The utility model in the middle, set conical connecting cylinder, for dispersing the vertical load of top sound, guide sound wave energy along preset path diffusion, realize sound wave from base emission, secondly through conical stress distribution reduce local stress concentration risk, provide stable support for sound, through limiting mechanism rotating bottom plate, realize the rising or falling of bottom plate in fixed cover, realize the rising or falling of universal wheel, it is convenient to move or fix whole when transforming sound position.

The present application belongs to smelting energy consumption control technical field, especially to a kind of furnace section outlet sealing device in annealing pickling process, first transmission frame is fixed with first transmission mechanism and second transmission mechanism, the accessory of first transmission mechanism and second transmission mechanism is fixed on second transmission frame, bearing seat support is fixed on the top surface of first bracket, bearing seat support is installed on both sides with side plate, first rocker mechanism and second rocker mechanism are respectively installed on side plate, first transmission mechanism is connected with first rocker mechanism below, second transmission mechanism is connected with second rocker mechanism below, detection mechanism is fixed on the outer wall of transmission side furnace shell, first transmission mechanism and second transmission mechanism bottom two ends are respectively connected with suspender mechanism, suspender mechanism bottom end is respectively connected with lower sealing door and upper sealing door through lifting rod.The device drives upper and lower sealing door to rise and fall using first transmission mechanism and second transmission mechanism, combines detection mechanism to control opening distance, guarantee strip steel to pass through normally and smoothly, reduce heat loss.

This application belongs to the technical field of material handling platform, and discloses a workstation material handling platform, including a worktable. Two sets of slide rails are installed above the worktable. Multiple sets of arc-shaped rollers are respectively arranged on both sides of the upper surface of the worktable on the slide rails, forming a circulation route with the slide rails. A workpiece rack is arranged above the worktable, and a lifting plate is placed on the inner wall of the workpiece rack. Multiple sets of guide wheels are arranged below the workpiece rack, which are tactilely connected to the slide rails and ball bearings. This application uses the slide rails, arc-shaped ball bearings, and guide wheels in conjunction with a circulation assembly to form a circulation conveying structure, realizing continuous cyclical movement of the workpiece rack between various workstations. The lifting plate inside the workpiece rack cooperates with a lifting mechanism to realize layered, piece-by-piece lifting and staggered descent of multiple workpieces for unloading. This allows the robotic arm to pick up unprocessed workpieces or place processed workpieces at designated positions without requiring complex vision algorithms to enable the robotic arm to pick up accumulated workpieces.

This utility model belongs to the technical field of road engineering maintenance equipment, and relates to a material loading device for a maintenance vehicle. It includes a maintenance vehicle body and a lifting machine body. The lifting machine body is installed on the maintenance vehicle body. A hopper is located on the side of the lifting machine body away from the maintenance vehicle body. A connecting mechanism is provided between the hopper and the lifting machine body, which is used for separation and installation between the lifting machine body and the hopper. A pushing mechanism is provided inside the hopper to assist in unloading material. Evenly distributed heightening support legs are fixedly connected to the bottom of the hopper. This utility model, through the cooperation of the hopper, lifting plate, screw, synchronous wheel, drive motor, and grooved wheel, enables the drive motor to drive the lifting plate to rise or fall via two screws, thereby pushing the material in the hopper outwards. This effectively solves the problem of material not being completely unloaded from the hopper, requiring manual cleaning and increasing labor costs.

The utility model relates to the technical field of pier column detection, and its in order to solve the problem that the staff is assisted by the existing device such as elevator to carry out pier column detection, is greatly influenced by the site restriction, and inconveniently carries out 360 degree comprehensive inspection simultaneously, the utility model provides a kind of pier column lifting detection platform, including first telescopic hoop mechanism, second telescopic hoop mechanism and multiple connecting components;The top of first telescopic hoop mechanism is equipped with the fender plate around;Second telescopic hoop mechanism is equipped with multiple lifting assemblies extending to the bottom of first telescopic hoop mechanism;The outer ring wall of first telescopic hoop mechanism is movably connected with the outer ring wall of second telescopic hoop mechanism by multiple connecting components;The pier column lifting detection platform provided by the utility model is not restricted by site, directly applied to pier column, and can be checked 360 degrees.

This utility model relates to the field of strip steel processing technology, specifically to a lifting and clamping device for strip steel. The lifting and clamping device includes a drive motor, two opposing clamping plates, and a transmission device. The transmission device includes two connecting rods, two first rotating rods, two second rotating rods, a fixed frame, and two meshing transmission gears. The connecting rods rotate in an arc shape under the drive of the first and second rotating rods, and the clamping plates gradually approach and clamp the head of the strip steel as they descend. The connecting rods and the fixed frame are arranged in parallel, as are the first and second rotating rods, forming a parallelogram shape for the entire transmission device. This facilitates the drive motor's operation, allowing the clamping plates on both sides to approach each other and fully clamp the strip steel. This prevents the strip steel from slipping out of the clamping plates due to unstable clamping, which could cause surface wear and affect strip steel transport efficiency and coiling quality.

The utility model relates to a wheel holding type transport vehicle which comprises a frame structure. The walking system is arranged at the bottom of the frame structure; the jacking mechanism is arranged on the frame structure and comprises a driving wedge plate capable of moving horizontally and a lifting wedge plate capable of moving vertically, and the driving wedge plate is in sliding fit with the wedge surface of the lifting wedge plate; the jacking mechanism and the wheel holding mechanism are arranged on the lifting wedge plate, the wheel holding mechanism is arranged on the lifting wedge plate and comprises a rear clamping piece capable of moving horizontally and a front clamping piece capable of moving vertically, and the rear clamping piece and the front clamping piece are correspondingly arranged. The jacking height of the jacking mechanism and the distance between the two clamping pieces of the wheel holding mechanism can be adjusted according to different sizes of airplane wheels, the adaptability is high, the production and maintenance cost is low, and the safety performance is high.

This invention provides a device for cleaning organic pollutants from water bodies. The device includes: a float plate with multiple cultivation trays for growing aquatic plants and multiple suspended fillers at its bottom; a mounting frame fixedly mounted on the float plate, with a connecting rod slidably mounted on the frame, and a retrieval frame for collecting floating debris at its bottom end; and a drive mechanism mounted on the mounting frame for raising and lowering the retrieval frame. This invention uses aquatic plants and microorganisms to purify water without adding chemicals, fundamentally avoiding secondary pollution of the water body.

This invention belongs to the field of river and lake sediment remediation technology, and discloses an in-situ electric remediation system for river and lake sediments. The system includes an insulated remediation support frame with multiple openings on the walls of its upper and lower horizontal pipe groups; a pair of anode electrode rods inserted into a pair of opposite pipes in the lower horizontal pipe group; a pair of cathode electrode rods inserted into a pair of opposite pipes in the upper horizontal pipe group; the anode and cathode electrode rods are respectively connected to the positive and negative terminals of a power supply via wires; a remediation material package fixed to the upper horizontal pipe group of the insulated remediation support frame; an insulated positioning rod inserted into a vertical pipe for insertion into the remediated sediment; a rigid force transmission sleeve fitted onto the upper section of the insulated positioning rod; and a traction rope assembly, with one end of each traction rope fixed to the upper horizontal pipe group and the other end wound around a pulley and fixed to a rope shaft. The above system has a simple structure and can effectively remediate river and lake sediments contaminated with heavy metals.

This invention belongs to the field of intercropping technology and discloses a herbaceous plant intercropping machine for ecological tea gardens. The machine includes a frame, a handrail fixedly installed at the right end of the frame, longitudinal guide rails fixedly installed on both the left and right sides of the bottom of the frame, base plates fixedly installed at the bottom ends of the two longitudinal guide rails, casters movably installed at the front ends of the two base plates, and a compaction roller movably connected between the rear ends of the two base plates. An operating component is installed at the bottom of the frame. This invention utilizes the cooperation between the operating component and the soil-collecting component, as well as the cooperation between the soil-collecting component and the electric push rod, to achieve the lowering and raising of the soil-collecting cone with only two rotations of the handwheel. During the raising process, the soil-collecting process is completed simultaneously. The entire process can be completed synchronously, that is, digging and soil collection can be completed at the same time, eliminating the need for two separate processes and enabling rapid extraction of soil from the target area, significantly improving overall soil-collecting efficiency.

The utility model discloses a multi-point supporting self-locking type lifting device. According to the device, the multiple supporting assemblies are used for supporting the supporting plate, the supporting plate is used for bearing and supporting lifted objects, and uniform and stable stress is guaranteed through multi-point supporting; a left-handed screw rod sliding block is arranged on the left-handed screw rod, and a right-handed screw rod sliding block is arranged on the right-handed screw rod; according to the device, the distance between a left-handed screw rod sliding block and a right-handed screw rod sliding block in each supporting assembly is adjusted through rotation of a screw rod, and lifting and descending of a supporting plate are achieved; the self-locking function of the sliding blocks and the screw rods is achieved through friction force and a connecting structure of the left-handed lead screw sliding blocks and the left-handed screw rods and friction force and a connecting structure of the right-handed lead screw sliding blocks and the right-handed screw rods, the screw rods in the multiple sets of supporting units are matched, and when operation of the hand-cranking tool is stopped, due to the synergistic effect of the multiple sets of screw rods, the screw rods can be driven to rotate, so that the hand-cranking tool is convenient to operate. And all the screws can offset the moving trend of any single screw together, so that an integral self-locking mechanism is formed.

This invention discloses a sliding stop mechanism and a sliding stop assembly, suitable for sliding or stopping relative to a straight rod. The sliding stop mechanism includes a sliding member, a friction member, a reset member, and a lever. The sliding member is placed in a groove and adapted to abut against a first abutment surface; the friction member is adapted to abut against a second abutment surface; the reset member is placed between the sliding member and the friction member; the lever has a connecting part, a first abutment part, a second abutment part, and an operating part. The connecting part is in a limiting fit with the friction member and is located between the first and second abutment parts, so that the first and second abutment parts are configured to abut against the outer surface of the straight rod when the operating part is pulled, forming a fulcrum for lever rotation. When rotation continues around this fulcrum, the friction member is disengaged from the second abutment surface through the connecting part, thereby allowing the operating part to ultimately drive the sliding member to slide within the groove. During user operation, only a force is applied to the operating part to raise or lower the sliding member, making operation more convenient.