108results about How to "Avoid swinging" patented technology

The application discloses an elevator braking energy collecting device and relates to the technical field of elevator kinetic energy recovery. The device comprises a braking module installed on the top or bottom of an elevator car; the braking module is in transmission connection with a direct-current generator A arranged on the top or bottom of the elevator car; the end of the direct-current generator A is connected with a CVT gearbox; the braking module comprises a vertically arranged rectangular frame, the opposite two side walls of the rectangular frame are provided with convex columns, the convex columns are rotatably connected with swing arms, the end of the swing arm is rotatably assembled with a mounting shaft through a bearing, the mounting shaft is fitted with a friction roller rolling along the elevator guide rail and a transmission wheel A; a transmission shaft is rotatably arranged between the two convex columns through a bearing, and the transmission shaft is provided with a transmission wheel B in transmission connection with the transmission wheel A. The braking module is arranged on the top and / or bottom of the elevator car to drive the rotation of the direct-current generator A, so that the device can generate electricity in the whole process of the elevator descending.

The invention relates to the technical field of pollution detection devices, in particular to a waterfront water and soil loss non-point source pollution detection device and method.The waterfront water and soil loss non-point source pollution detection device comprises a water and soil loss monitor, the water and soil loss monitor is installed on a supporting plate, the supporting plate is in lap joint with the top of a ditch supporting plate, and wire bunching arms are rotationally connected to the two sides of the supporting plate; the surface of the bunching arm is provided with a bunching groove, the connecting end of the water and soil loss monitor is connected with a wire, one end of the wire is provided with a sensor probe, and the wire and the sensor probe both extend into the bunching groove; the device has the advantages that the bunching arms rotationally connected to the two sides of the supporting plate are ingenious in design, the bunching arms can swing downwards to the bottom of the ditch supporting plate, and a sensor probe installed at one end of a wire can extend into a ditch to detect a flowing water source. Meanwhile, the bunching groove formed in the surface of the bunching arm provides an ordered placement space for the wire and the sensor probe, and the wire bunching arm is fixed through the cooperation of the bunching groove and the hand-twisted screw, so that the wire and the sensor probe are effectively prevented from swinging under the impact of water flow.

The utility model discloses a kind of laser cutting structures of clamping card pipe, including chassis, the side mount frame of guide rail strip is installed in the top of one side of chassis, equidistantly installed on the pipe body auxiliary support assembly of chassis, the pipe feeding travelling trolley is installed on the side mount frame, the pipe feeding chuck is installed on pipe feeding travelling trolley, the pipe body fixing mechanism is installed in the top of one end of chassis, the cutting mechanism is located in one end of chassis, and cooperates with the pipe body fixing mechanism, and the hydraulic blanking mechanism for supporting pipe body is located in front of cutting mechanism;The stability, efficiency and safety of production are improved by the precise design and automation control of this structure, and it is the effective application of laser cutting technology in pipe processing field.

The utility model belongs to the technical field of container hinges, and discloses a combined container hinge with a locking function, which comprises a first hinge plate, a second hinge plate is arranged on one side of the first hinge plate, a clamping assembly is arranged between the first hinge plate and the second hinge plate, and a limiting block is fixedly connected to the inner side of the first hinge plate. A first clamping groove is formed in the upper end of the first hinge plate, and an L-shaped plate is fixedly connected to the upper end of the first hinge plate; the first hinge plate and the second hinge plate can be locked to prevent the container door from swinging when the container is opened to load and unload goods, the clamping block is placed and limited in the first clamping groove through the external clamping rod to prevent the clamping block from affecting normal opening and closing operation of the first hinge plate and the second hinge plate when the clamping block is not used, and therefore the container door is prevented from swinging. The clamping block is placed in a combined groove of the third clamping groove and the second clamping groove to limit the first hinge plate and the second hinge plate so as to form locking.

The invention relates to the technical field of water quality monitoring, in particular to an unmanned aerial vehicle water quality sampling device for environmental monitoring, which comprises an unmanned aerial vehicle body, a lifting assembly is arranged at the bottom end of the unmanned aerial vehicle body, the lifting assembly comprises a mounting plate mounted at the bottom end of the unmanned aerial vehicle body, a winder body is mounted at the bottom end of the mounting plate, and a sampling assembly is arranged at the bottom end of the lifting assembly. The sampling assembly comprises a sampling bin installed at the bottom end of the connecting rope, a plurality of water inlet holes are formed in the top end of the sampling bin in a penetrating mode, a bearing round frame is fixedly connected to the bottom end of the sampling bin, multiple sets of sliding round frames are slidably clamped to the inner end of the bearing round frame, and lower pressing blocks are fixedly connected between the sliding round frames located at the lower end. The top end of the pressing block slidably penetrates through a sliding rod at the top end of the sampling bin, the top end of the sliding rod is fixedly connected with a filter screen plate, and the bottom end of the filter screen plate is fixedly connected with a plurality of conical rods. By means of a linkage structure of the sliding round frame, the pressing block and the conical rods, integration of water entry resistance reduction, accurate sampling and sealing pollution prevention of the sampling bin is achieved.

The utility model provides a kind of adhesive tape correction module, comprising: mounting seat component, push cutter bar assembly component and baffle assembly component, push cutter bar assembly component and baffle assembly component are set on the mounting seat component, the baffle assembly component includes first baffle and second baffle, the first baffle and second baffle are respectively set on the both sides of the push cutter structure of push cutter bar assembly component.The utility model is provided with the baffle assembly component matched with push cutter bar assembly component on the mounting seat component, the first baffle and second baffle on both sides make that adhesive tape is vertically downward, effectively avoid the problem that adhesive tape appears left and right swing, provide good foundation for guaranteeing the balance and centering of adhesive tape, overall structure is simple and easy to realize, and production and maintenance cost are low.

The utility model discloses a bottom suspension type explosion venting window capable of exhausting smoke, relates to the technical field of building safety protection equipment, and aims to solve the technical problems that when an existing bottom suspension type explosion venting window is in an open state, a top hinged structure of the existing bottom suspension type explosion venting window is greatly influenced by wind pressure, and the existing bottom suspension type explosion venting window is easy to shake and even damage. A plurality of hinges are fixedly arranged on one side of the top of the frame, a turnover window plate is fixedly connected between the hinges, and fixing seats are fixedly arranged on the two side edges, close to the window plate, of the frame. And telescopic frames movably connected with the window plate are rotationally mounted on the side edges of the two fixed seats. The window plate stabilizing effect is improved through the unique design of the telescopic frames. The telescopic frame is composed of a fixed part and a movable telescopic part, the telescopic part can move conveniently through a movable groove formed in the side wall of the fixed part and sliding grooves formed in the upper side face and the lower side face, and the window has the advantages that the supporting strength is improved, and the position of the window plate is kept stable in the strong wind environment.

The utility model provides a transportation hanging ring assembly which comprises a hanging ring. The hanging ring consists of a fixing part and a connecting part which form an obtuse angle; the fixing part is fixedly connected with a body of the injection molding machine through bolts; the connecting part extends away from the body of the injection molding machine and is used for connecting a rope. The fixing part and the connecting part are integrally formed to form a fixed integral structure, so that the problem caused by free swinging of a traditional lifting ring is avoided, and when the injection molding machine is fixed on a truck frame or a cargo ship body for transportation through the lifting ring, displacement of the injection molding machine caused by bumping, steering and shaking of a vehicle or a ship can be effectively prevented, and the risk of collision between the injection molding machine and a transportation carrier is reduced; equipment damage is avoided, and meanwhile potential safety hazards caused by infirm fixation are eliminated. And in the hoisting and transferring process, the hoisting ring assembly can reduce swinging of the hoisting ring, so that the posture of the injection molding machine is more stable, the operation difficulty and risk are reduced, and the safety and reliability in the hoisting process are improved.

The utility model relates to the technical field of pipe cleaners, in particular to a novel straight plate pipe cleaner. Comprising a steel framework, guide discs are fixed to the two ends of the outer side of the steel framework, two sealing discs are further fixed to the two ends of the outer side of the steel framework, isolation discs are arranged between the two sealing discs located at the same end, and isolation discs are also arranged between the guide discs and the sealing discs. According to the novel straight plate pipe cleaner, due to the design of the adjusting mechanism, the blunt blade can adapt to bending or reducing of a pipeline, and meanwhile it can be ensured that the blunt blade is kept in appropriate contact with the wall of the pipeline in the moving process of the pipe cleaner; through the design of the fixing assembly, the blunt blade can be replaced more conveniently and quickly; the guide assembly can guide the pipe cleaner to advance along the central axis of the pipeline, and the pipe cleaner is prevented from deflecting or swinging in the pipeline. It can be guaranteed that the pipe cleaner can comprehensively and evenly clean sundries on the inner wall of the pipeline.

The utility model relates to the field of bearing press -packaging discloses the balance support bearing press device of inserting and planting part, including inserting and planting part balance support bearing press device, including processing platform and big air cylinder, the outer wall fixed connection of big air cylinder has control valve stem, the top fixed connection of control valve stem has the installing column, the top screw thread connection of installing column has the lock catch, the top fixed connection of processing platform has the connecting block, the inner wall of connecting block is hinged with the support frame, the bottom of support frame is provided with fixed mechanism, the outer wall of processing platform is hinged with the support plate, the fixed mechanism includes slide rod, the top of slide rod is hinged in the bottom of support frame. In the utility model, through big air cylinder with the help of control valve stem drives installing column operation, cooperates with lock catch, balance installation support and completes bearing press -packaging, after slide rod angle adjustment, oval block extrusion extrusion ball promotes the insertion of inserting rod fixed, and then combines spring, bolt B and realizes the quick adjustment and firmness of angle.

This invention relates to the field of hydraulic support installation technology, and more particularly to an installation device and method for installing the side guard plate of the top beam of a hydraulic support. The invention includes a horizontally arranged placement platform and a telescopic frame. The telescopic frame includes multiple sets of telescopic components, which are arranged parallel to each other and spaced apart along the length of the placement platform. Each set of telescopic components includes a fixed cylinder, a push-pull rod, a first hydraulic cylinder, and two vertically arranged clamping columns, all arranged along the width of the placement platform. The fixed cylinder is fixedly installed on the bottom wall of the placement platform. The push-pull rod is inserted into the fixed cylinder, and the opposite ends of the push-pull rod and the fixed cylinder are respectively fixedly connected to the two clamping columns. The first hydraulic cylinder is fixedly installed inside the fixed cylinder. By setting multiple sets of telescopic components, multiple first hydraulic cylinders can drive multiple clamping columns to move synchronously inward, thereby applying a stable and uniform compressive force to the side guard plate and overcoming the elastic force of the compression spring on the guide rod of the side guard plate.

A pressure measuring device for a coal mine stope face belongs to the technical field of coal mining and comprises a chassis, a guide frame is fixedly arranged on the chassis, a concentric-square-shaped frame capable of vertically moving is mounted on the guide frame, and a first through groove and a second through groove are formed in one end, slidably connected with the guide frame, of the concentric-square-shaped frame and are arranged up and down. A stress detector is movably arranged in the first through groove, a drill rod is movably arranged in the second through groove, the stress detector and the drill rod are transversely arranged, the stress detector is connected with a first electric telescopic unit, and the drill rod is connected with a first motor and a second electric telescopic unit. The first electric telescopic unit and the second electric telescopic unit are both transversely and fixedly installed in the concentric-square-shaped frame, the stress detector and the drill rod which are transversely arranged are adopted, stress detection can be directly conducted on the coal wall of a working face or the side of a roadway, and effective data are provided for supporting adjustment; and transverse drilling does not need to penetrate through multiple rock stratums, the drilling depth is small, and the geological condition limitation is reduced.

The utility model relates to the technical field of safety air bag, concretely relates to a far end air bag air bag pull belt of composite structure, including air bag, the air bag is composed of two air bag main pieces, is provided with the composite pull belt mechanism between two air bag main pieces, the composite pull belt mechanism includes horizontal limiting pull belt mechanism and longitudinal limiting pull belt mechanism, horizontal limiting pull belt mechanism is used for limiting air bag horizontal expansion, longitudinal limiting pull belt mechanism is used for limiting air bag longitudinal expansion, and the composite pull belt mechanism is formed through C type pull belt and X type pull belt, and C type pull belt limits air bag longitudinal excessive expansion, and X type pull belt controls horizontal volume, makes air bag realize optimal protection coverage in limited space, improves air bag use effect.

A support frame for 3D laser scanner measurement includes: a base, fixed legs, a fixed pan / tilt head, a first height fine-tuning unit, and a second height fine-tuning unit. The 3D laser scanner is mounted on top of the base, and the fixed legs are pivotally connected to the bottom of the base. The fixed legs are positioned on the ground. The fixed pan / tilt head is positioned between the base and the 3D laser scanner. The first height fine-tuning unit is located below the fixed pan / tilt head, extending from the top to the bottom of the base. The second height fine-tuning unit is located inside the first height fine-tuning unit, extending from the top of the fixed pan / tilt head to the bottom of the first height fine-tuning unit. This invention solves the technical problem of the limited vertical field of view of the 3D laser scanner, resulting in a scanning blind zone near the bottom of the support frame, and avoids the technical problem of the fixed legs of the support frame swinging after being brought together, leading to damage to the fixed legs.

The utility model belongs to the technical field of sewing machines. The problem that in the prior art, threading and removing of a covering thread are difficult is solved. The thread passing structure of the sewing machine comprises a first thread passing hole formed in a thread passing frame and a second thread passing hole formed in a supporting frame, a rocker arm frame is connected with a thread bonding plate with a third thread passing hole, and a machine shell is further connected with a tensioning frame with a fourth thread passing hole. The first thread passing hole, the third thread passing hole, the second thread passing hole and the fourth thread passing hole are sequentially distributed from top to bottom, the fourth thread passing hole, the third thread passing hole, the second thread passing hole and the first thread passing hole are sequentially distributed from left to right, and the first thread passing hole is formed in the front-back direction of the sewing machine. The second thread passing hole and the third thread passing hole are formed in the left-right direction of the sewing machine, and the fourth thread passing hole is formed in the up-down direction of the sewing machine. The utility model has the advantage of greatly facilitating the threading and removing operation of the covering thread.

The utility model relates to the technical field of concrete pouring, in particular to a concrete pouring device which comprises a support, a pouring box body is arranged on one side of the support, a pouring outlet is fixedly installed on one side of the pouring box body, a pouring guide pipe is installed on one side of the pouring outlet, and the pouring outlet and the pouring guide pipe are connected through a connector. The stabilizing assembly is mounted on the outer side of the perfusion catheter, and the stabilizing assembly is used for keeping the stability of the perfusion catheter; and the supporting assembly is installed on one side of the stabilizing assembly, and the supporting assembly is used for installing the stabilizing assembly. Compared with the prior art, multi-point clamping and limiting of the concrete pouring guide pipe are achieved through the stabilizing assembly, a stable and reliable fixing structure is constructed, the guide pipe is effectively prevented from inclining, swinging or loosening due to concrete flow impact and construction vibration, it is ensured that the pouring guide pipe is kept perpendicular or at a preset angle all the time, and the construction efficiency is improved. The pouring quality and the construction safety are improved, and the good popularization value is achieved.

This utility model discloses a heating furnace for machine tool casting production that facilitates material feeding, relating to the field of machine tool casting production technology. It includes a base and a drive wheel, the drive wheel being disposed on the base. It also includes a feeding mechanism disposed on the base; a stabilizing mechanism disposed on the feeding mechanism to maintain stable material feeding; a stabilizing plate disposed on the feeding mechanism; a stabilizing groove disposed on the stabilizing plate; a sliding plate disposed within the stabilizing groove; two gears disposed on the sliding plate; a first motor disposed on the sliding plate; and two stabilizing clamps disposed on the gears. By incorporating the stabilizing mechanism, this device ensures the stability of the raw material during feeding into the heating furnace, preventing large-scale swaying and guaranteeing feeding accuracy.

The badminton racket comprises a badminton racket body, the badminton racket body comprises a racket frame, a racket rod and a handle which are integrally arranged, the racket rod comprises an outer carbon fiber layer and an inner titanium foil film layer, and the racket rod is formed by winding and curing the carbon fiber layer and the titanium foil film layer. According to the badminton racket, the titanium foil film layer is additionally arranged on the racket rod, and the titanium foil film is light in weight and higher than carbon fiber cloth in strength, so that the rigidity and the stability of the racket rod can be improved under the condition that the weight is not obviously increased; the titanium foil film has a good damping characteristic and can absorb vibration during ball hitting, the cushioning effect is improved, and the ball hitting accuracy and the hand feeling comfort degree are improved; the four layers of carbon fiber cloth are laid at the angles of 0 degree, 45 degrees, 90 degrees and 135 degrees respectively to form a structure shaped like a Chinese character'mi ', so that the racket rod is firmer and more durable and not prone to being broken and bent. The racket is novel in structure, capable of effectively improving the hitting feeling of the racket body and suitable for popularization.

The utility model discloses a fan blade assembling device which comprises a lifting platform, hydraulic adjustable supporting legs assembled at the bottom of the lifting platform and a blade horizontal adjusting assembly assembled at the top of the lifting platform. The blade horizontal adjusting assembly comprises a blade support guide rail fixedly installed on the top of the lifting platform, a blade support assembled on the blade support guide rail in a sliding mode through blade support trundles and a horizontal hydraulic cylinder with the fixed end assembled on the lifting platform. The movable end of the horizontal hydraulic cylinder is connected with the blade support and used for driving the blade support to slide along the blade support guide rail. When the fan blade and the hub are assembled, the fan blade root swinging prevention device can prevent the fan blade root from swinging, can effectively solve the problem of screw damage caused by screw collision when the traditional double-machine lifting assembly is adopted, and further can ensure the mounting construction quality of the fan blade.

The application relates to the technical field of low-power-consumption radar cameras, and discloses a monitoring method of a low-power-consumption radar camera, wherein the method comprises the following steps: when a millimeter wave radar detects a moving target, radar target coordinate data is acquired, and an image sensor ready flag is generated according to the radar target coordinate data; a frame synchronization signal is sent according to the image sensor ready flag to collect an original image, image processing and video encoding are performed on the original image, a target image sequence and a target video code stream are obtained; effective bounding box data is calculated based on the target image sequence and the radar target coordinate data; a target crossing state is determined according to the effective bounding box data, a cloud cover is driven to track, and after the target video code stream and alarm metadata are uploaded, a deep sleep state is entered; the method filters shaking interference and small-size target false triggering, the image sensor and the encoder are only woken up when an effective target is detected, and then the average power consumption is reduced.

The utility model relates to the technical field of electrical elements, in particular to an anti-swing structure for preventing a connector from swinging during welding, which comprises a connector main body and a plurality of control terminals. The control terminal is provided with an anti-swing member, and the anti-swing member is used for preventing the connector main body from swinging substantially when the connector main body is welded with a circuit board. The circuit board which needs to be welded with the connector main body is provided with the through holes for the control terminals to pass through, and when wave soldering is carried out on the connector, the plurality of control terminals on the connector main body are respectively inserted into the through holes on the circuit board. The anti-swing structure can prevent the connector main body and the circuit board from swinging greatly during wave soldering, so that the soldering precision and stability are improved, the reject ratio of products is reduced, the precision of the produced products is higher, the friction force in the use process is reduced, and the product is more stable, so that the product quality is improved. Therefore, the number of plugging and unplugging times during the plugging and unplugging test of the product can be effectively increased.

The invention relates to the technical field of brake disc machining, in particular to automatic feeding equipment for brake disc machining and a using method, and solves the problems that a cladding surface of an existing brake disc is inconvenient to treat before laser cladding, cleanliness of the cladding surface cannot be guaranteed, and then the laser cladding effect is affected during feeding machining. A plurality of positioning rotation mechanisms are installed on the inner side of the conveying transmission mechanism, a prepared material processing mechanism is installed at the upper end of the conveying transmission mechanism, the positioning rotation mechanisms are arranged in a curved mode, each positioning rotation mechanism comprises a folding plate, and each folding plate is composed of a first swing plate and a second swing plate. The two ends of the first swing plate and the two ends of the second swing plate are rotationally connected with guide wheels correspondingly. According to the device, the brake disc is automatically positioned and conveyed, and the brake disc rotates while being conveyed, so that the brake disc is conveniently polished, cleaned and preheated, and the laser cladding quality is effectively guaranteed.

This utility model discloses a boxing bag technology, specifically a hanging inflatable boxing bag, including an inner air bladder forming a closed first air chamber with an inflation valve at the top. An outer bag body is fitted over the inner air bladder, forming a second closed chamber between the inner air bladder and the outer bag body. The top of the outer bag body has a hanging interface. A counterweight absorbent layer fills the second closed chamber. The cushioning structure includes multiple sets of longitudinal reinforcing ribs on the outside of the outer bag body and annular shock-absorbing bands connected to the longitudinal reinforcing ribs. Through the double-layer structure, the inner air-filled layer and the outer counterweight absorbent layer allow water to be absorbed evenly, preventing swaying during punches. The counterweight absorbent layer can simulate muscle rebound, enhancing the training experience. At the same time, the boxing bag is small in size when not filled with water or inflated, making it easy to carry.

The invention relates to the technical field of aviation auxiliary power device air inlet channel parameter measurement, and discloses a composite material air inlet channel parameter measurement device, which comprises an installation positioning piece, a composite material air inlet channel parameter measurement device, a composite material air inlet channel parameter measurement device, a composite material air inlet channel parameter measurement device and a composite material air inlet channel parameter measurement device, and is characterized in that the installation positioning piece is matched with an outlet of an air inlet channel in shape; the supporting rod assembly is fixedly installed on the installation positioning piece, the supporting rod assembly is suitable for extending in the radial direction of the air inlet channel outlet, the supporting rod assembly penetrates through the installation positioning piece, a monitoring assembly and an external connector are arranged on the supporting rod assembly, the monitoring assembly is arranged on the inner side of the installation positioning piece, and the external connector is arranged on the outer side of the installation positioning piece; the monitoring assembly is in communication connection with the external connector. The installation positioning piece is arranged at the outlet of the air inlet channel, and the supporting rod assembly with the monitoring assembly is fixedly installed through the installation positioning piece, so that the situation that the monitoring assembly is directly installed on the surface of the composite material air inlet channel to implement destructive connection operation can be avoided, and the monitoring assembly can directly stretch into the outlet of the air inlet channel to conduct parameter measurement.

The application relates to the technical field of automobile tailgates, in particular to a performance detection device for an automobile tailgate, which comprises an operation table, the top of the operation table is provided with a top plate, the bottom of the operation table is fixedly provided with four supporting legs, the top of the operation table is provided with a pressing mechanism, the pressing mechanism comprises two supporting frames fixedly installed on the top of the operation table, a threaded rod is rotationally connected between the two supporting frames, a motor box is fixedly installed on one side of one of the two supporting frames, and a motor is fixedly installed on the inner wall of the motor box. By starting the motor, the threaded rod is driven to rotate, the outer side of the threaded rod is respectively provided with a thread and a reverse thread, so that the two sliding blocks are driven to move relative to each other, a plurality of connecting rods are linked to change the angle at the same time of moving, the pressing plate is driven to press down, the tailgate is fixed, and shaking or swinging is avoided, and collision with surrounding objects is avoided.

The utility model relates to the technical field of sensors, and discloses a measuring rod for a static magnetic grid linear displacement sensor, which comprises a measuring rod body and a support frame, the outside of the measuring rod body is connected with a protective assembly, the top of the support frame is connected with a guide assembly, and the top of the guide assembly is connected with a limiting assembly; compared with the prior art, the measuring rod for the static magnetic grid linear displacement sensor has the advantages that the measuring rod body can be guided to do linear motion and is prevented from shaking, shifting or swinging in the motion process, so that the measuring accuracy and repeatability of the measuring rod for the static magnetic grid linear displacement sensor are improved; the measuring rod body can be prevented from being corroded, abraded and collided by the external environment, and the reliability of the measuring rod for the static magnetic grid linear displacement sensor is improved. According to the measuring rod for the static magnetic grid linear displacement sensor, displacement of the measuring rod body under the action of external force can be effectively limited, unnecessary deviation or shaking of the measuring rod body is prevented, the fixed position of the measuring rod body after movement is kept, and the stability of the measuring rod for the static magnetic grid linear displacement sensor is improved.

This invention belongs to the field of transportation technology, and particularly relates to an intelligent suspended conveying device for construction cement. It includes a support frame with a support block inside. Rollers, driven by a motor and in contact with the inner wall of the support frame, are located on both sides of the support block. An adjusting block is fixedly connected to the lower end of the support block, and a friction adjusting mechanism is provided on the adjusting block. A horizontal plate is connected to the lower side of the adjusting block. This invention uses a liquid bladder that contacts a hook. When the hook swings, the deformation energy of the liquid bladder buffers and cancels the swing. When the hook swings significantly, a magnetic field generated by energizing a coil solidifies the liquid bladder, fixing the hook and preventing it from swinging. This ensures that the cement hopper does not shake excessively and cause collisions. Simultaneously, by using a friction block that contacts the support frame, the friction at the contact point is adjusted according to the weight of the cement hopper, ensuring stable cement conveying.

The guide device comprises a device frame, two winding mechanisms are arranged in the device frame, and two guide positioning mechanisms are symmetrically arranged on the same side wall of the device frame up and down; the two guiding and positioning mechanisms correspond to the two winding mechanisms one to one and are located on the wire outlet sides of the steel wire ropes corresponding to the winding mechanisms, the ends, away from the winding mechanisms, of the steel wire ropes are provided with connecting and limiting assemblies, and the two winding mechanisms synchronously wind and unwind the steel wire ropes so that floating-state installation of the blades can be completed. Double-rope synchronous traction can be accurately controlled, rapid standardized connection of the steel wire rope and the blade is achieved, the installation process is simplified, and safety is improved.

The application discloses a large high-efficiency multifunctional intelligent protection hydraulic turnover plough, which comprises a main beam, a supporting beam, a depth limiting wheel, a plough assembly, the depth limiting wheel is arranged on a depth limiting wheel support, the depth limiting wheel support is hingedly connected to one end of a connecting beam A, the other end of the connecting beam A is fixedly connected to one end of the supporting beam, a supporting oil cylinder is arranged between a supporting plate and the connecting beam A, the plough assembly comprises a main beam connecting plate, a plough body and a plough column clamping plate fixed on the main beam connecting plate, the main beam connecting plate is fixed on the main beam, the plough body is fixed on a plough column, the plough column is hingedly connected to the plough column clamping plate, a connecting rod A and a connecting rod B on the plough column clamping plate are further arranged, an overload protection oil cylinder is hingedly connected between free ends of the connecting rod A and the connecting rod B, the overload protection oil cylinder can rotate the connecting rod A and the connecting rod B outward when the overload protection oil cylinder is elongated, supporting points C and C1 are arranged on the connecting rod A and the connecting rod B, and the overload protection oil cylinder is pressed on the connecting rod A and the connecting rod B through the supporting points C and C1 when the overload protection oil cylinder is elongated, so that the plough column A and the plough column B are limited to swing.

This utility model relates to the field of air conditioner installation equipment and discloses a safety rope device for air conditioner installation, including a fixing plate. An anti-wear component is fixedly installed on the upper surface of the fixing plate, and a positioning component is provided at the lower part of the fixing plate. A safety rope is provided on the outer side of the anti-wear component. A sliding groove is formed on the upper part of the fixing plate. The positioning component includes a positioning plate and a connecting shaft. The positioning plate is movably connected to the bottom of the fixing plate via the connecting shaft. A slot is formed on the outer side of the positioning plate, and the connecting shaft is slidably connected to the inner wall of the sliding groove. Through the design of the positioning component, the positioning plate engages with guide posts at different positions. Combined with the fixing action of screws and locking parts, the device can be stably installed on buildings or installation structures of different widths. The sliding of the connecting shaft within the sliding groove allows the position of the positioning component to be adjusted, making installation and adjustment convenient and quick, and improving safety and work efficiency during air conditioner installation.