35results about How to "Achieve improveme" patented technology

The invention discloses a winch hydraulic system controlling a guide rope through stepless speed regulating constant tension, and relates to the field of tension controlled winch hydraulic systems. The system comprises a fuel tank, a motor, a volume adjustable hydraulic pump, a one-way valve, a high-pressure overflow valve, a backpressure overflow valve, a motor operating valve bank, a winch motor, a brake oil cylinder, a plate-type overflow valve, a proportional overflow valve, a first threaded cartridge shuttle valve, a second threaded cartridge shuttle valve, a two-position two-way normally-closed ball valve, and a two-position three-way electromagnetic ball valve. The system can realize stepless speed regulation and constant tension control requirement of a guide cable winch, and can solve problems of power loss caused by high-pressure overflow in a conventional hydraulic winch constant tension control system, so as to save energy resources and improve efficiency of a hydraulic system. The system is designed by using an integrated valve block, and the design reduces volume space the system occupies, and reduces the number of system pipelines, and reduces failure rate. The system is convenient to install and maintain, and can realize batch and standardized production.

The present invention relates to the technical field of hoisting, and discloses a lifting apparatus, which comprises a support frame, a lifting lug unit arranged on the support frame, and a lifting unit arranged on the support frame, wherein the lifting lug unit is provided with a pulley and is connected with the lifting unit through a lifting cable crossing over the pulley, and the lifting unit is provided with a handle, and drives the lifting cable to rotate around the pulley through a gear transmission manner under the handle effect so as to lift or descend the lifted object. With the lifting apparatus, lifting or descending of the lifted object can be simply and conveniently achieved.

The invention relates to a method for preparing a micro magnetic carrier, the micro magnetic carrier and an active sludge immobilization method. The method for preparing the micro magnetic carrier comprises the following steps of: adding 10 to 50g/L of Fe3O4 particles into a polyvinyl alcohol solution, stirring, and adding a glutaraldehyde solution, concentrated hydrochloric acid and a sodium alginate solution for reacting; and washing with acetone, ethanol or distilled water, drying, and thus obtaining the micro magnetic carrier using the magnetic Fe3O4 particles as a core for wrapping a polyvinyl alcohol layer. A sequencing batch reactor technology is used in the active sludge immobilization method using the micro magnetic carrier as a core, the inoculation medium consists of the micro magnetic carrier and conventional sewage in a mass ratio of 1:1-1:3 and is used for secondary bio-treatment of active sludge, and the concentration of the inoculated active sludge is 2 to 4g/L (mass of the dry sludge/ effective volume of a reactor); and the operating mode comprises water feeding, anaerobic stirring, aerobic aeration, settlement, drainage and standing. The invention has the advantages of quickening the biochemical reaction rate of dirt degradation and improving the treatment efficiency and the treatment effect of the sewage.

The invention discloses a coiled material hoisting mechanism for overturning and hoisting a coiled material product, which can improve the working efficiency and alleviate the labor intensity of the operation personnel. The coiled material hoisting mechanism comprises an installation frame, a sleeve and a valve core which is arranged in the sleeve and can move along the axial direction of the sleeve, wherein at least one group of slope slide grooves is formed in the outer circumferential surface of the valve core in the sleeve, each group of slope slide grooves comprises two slope slide grooves which are distributed in a mirror symmetry manner, a slide block is arranged between each slope slide groove and the sleeve, a protrusion end block is arranged at one side, facing the wall of the sleeve, of each slide block, and the protrusion end block is movably inserted into a telescopic hole which is arranged on a corresponding position of the sleeve and allows the passing of the protrusion end block. The slide block can be driven to be unfolded and folded by virtue of the relative movement of the sleeve and the valve core, so that the coiled material hoisting mechanism can be tightly clamped in an inner through hole of the coiled material product; finally the coiled material product can be conveniently overturned or hoisted.

The invention discloses a rehabilitation walking training vehicle with a standing-assisting function. During movement, a controller drives a motor I to rotate clockwise, the motor I drives a trapezoidal lead screw to rotate through a coupler, then the trapezoidal lead screw drives a lifting nut to rise along the axial direction, the lifting nut pushes a triangular plate to move, the triangular plate rotates around one end of a rack, further, a cushion and a cushion frame can rotate around one end of the rack, and thus a pushing rod is driven to move. When the lifting nut moves to the limiting position, the cushion is lifted to the highest position, and a panel is lifted to the final state. When the motor I rotates anticlockwise, the whole mechanism contracts and recovers the initial state. The rehabilitation walking training vehicle has the stand-assisting and walking-replacing functions, so that the various living demands of the disabled having difficulty in moving are greatly facilitated, and through the controller, the functions including moving, steering, lifting and like of the rehabilitation walking training vehicle can be realized.

The invention relates to an automatic drop hammer pile driver and belongs to the field of building construction equipment. The automatic drop hammer pile driver comprises a motor, a lifting frame, a rotating plate, a lifting device, a tension sensor and a PLC (programmable logic controller) control system. The lifting device is mounted on the rotating plate, ascending and descending movements of a pile hammer are realized by means of detachable connection between the lifting frame and the lifting device, and repetition of the ascending and descending movements of the pile hammer is further realized by the aid of the rotating plate. By the aid of the tension sensor and the PLC control system, an automatic steel wire pay-off function of a winch can be controlled along with increase of piling depth, and accordingly automation of the drop hammer pile driver is realized, labor cost of the pile driver is reduced while failure rate of the pile driver in mechanical use is decreased, and piling efficiency is improved evidently according to field test. Moreover, the automatic drop hammer pile driver is convenient to use, simple in structure and suitable for popularization and utilization in engineering construction.

The invention discloses a suspended wheel type mobile platform capable of crossing an obstacle. The suspended wheel type mobile platform capable of crossing the obstacle comprises a laser radar and anindustrial personal computer, wherein the laser radar is mounted on the upper end surface of a vehicle body main body and used for monitoring and sensing the surrounding environment; the industrial personal computer is mounted in the vehicle body main body and used for controlling a whole vehicle; the suspended wheel type mobile platform capable of crossing the obstacle further comprises wheels mounted at the bottom of the vehicle body main body; the wheels are connected to wheel carriers; and the wheel carriers are connected with short supporting rods through shock absorbing devices. According to the suspended wheel type mobile platform capable of crossing the obstacle, the ground clearance and the inclination angle of the vehicle body can be actively adjusted, the passing ability of a narrow space and an inclined road surface is improved, and different functional demands are satisfied.

The invention discloses an anti-falling hanging device which comprises a frame body. A vertical plate is fixedly connected to the lower side wall of the frame body, a motor and a guide roller are fixed to the upper side wall of the frame body, a steel wire rope that bypasses the guide roller and penetrates through the frame body to extend to the lower side of the guide roller is fixed to the driving end of the motor, a hanging ring is fixed to the lower end of the steel wire rope, a collecting tube is fixedly arranged on the upper side wall of the frame body in an embedded mode, an abutment rod is arranged in the collecting tube in an inserted mode, a telescopic spring is fixed between the lower end of the abutment rod and the inner bottom wall of the collecting tube, and a squeezing wheelI is fixed to the upper end of the abutment rod. The falling speed is slowed down by pressing the squeezing wheel I and a squeezing wheel II when the steel wire rope is broken, an electromagnet plateis connected with an external power source at the same time to generate magnetism to push a magnet block to rotate towards a notch to enable an inclined plate to be clamped in the notch to prevent further sliding, hanging items are prevented from falling and breaking, and the safety of the items is ensured.

The invention relates to a continuous frying device of potato flake/chip, comprising a frame and a frying pan, wherein the cover body on upper part of the frying pan is provided with a smoke outlet, and the continuous frying device of potato flake/chip is characterized in that the exterior of the frying pan is equipped with a heating oil path system, the interior of the frying pan is spacedly equipped with a set of rotary vanes, one end of the frying pan is provided with a feeding port while the other end is provided with a discharging port, the discharging port is equipped with a lifting machine and the conveyor mesh belt of the lifting mechanism is extended to the feeding port from the bottom within the frying pan. The continuous frying device of potato flake/chip provided by the invention has the advantages that the structure is simple, the design is scientific and logic, the constant temperature control of oil can be realized, the material can be prevented from adhering, the time of frying can be accurately controlled, the continuous production purpose can be realized and the device is suitable for producing in a large batch of a high-speed production line.

The invention discloses a folding hand forklift with the dual purpose of forking and hoisting. The folding hand forklift comprises a forklift support, a forking lifting mechanism and an overturning hoisting mechanism. The overturning hoisting mechanism comprises a U-shaped overturning support, two overturning drive oil cylinders, a wheel hook and a hoisting cable. The telescopic ends of the two overturning drive oil cylinders are hinged to one end of the overturning support, and the overturning support and vertical supports are provided with a plurality of pulleys. By means of the folding handforklift, under the situation that goods are not supported by pallets, through combination of the arranged forking lifting mechanism and the arranged overturning hoisting mechanism, carrying of the goods which are not convenient to fork is achieved, the structure is more flexible, and applicability is higher. In addition, the overturning hoisting mechanism is set into a folding structure, the overturning hoisting mechanism is overturned to the horizontal direction from the vertical direction, the integral height of the forklift is reduced, the space occupied by the forklift in the vertical direction is greatly reduced, the folding hand forklift can be applicable to carrying of goods in the height limited occasion, meanwhile, forklift transportation is convenient, and portability is better.

The invention provides a device capable of assisting old people in going up stairs and going down stairs. The device comprises a stairway, a sliding rail type armrest, an X-Z driving mechanism and a seat mechanism, wherein the inner side surface of the stairway is provided with the sliding rail type armrest; the X-Z driving mechanism is arranged in the stairway to realize movement in an X direction and in a Z direction; the seat mechanism comprises a seat body, an idler wheel, a connecting seat, a lantern ring, a sleeve and a supporting mechanism; the seat body is cooperated in the sliding rail type armrest through the idler wheel and is connected with the X-Z driving mechanism; and the supporting mechanism is arranged on the bottom of the seat body. The X-Z driving mechanism drives the seat body to realize the movement in the X direction and in the Z direction, so that the lifting and the lateral movement of the seat body can be realized, the seat body lifts along the sliding rail type armrest according to the decomposition of the movement, the supporting mechanism on the bottom of the seat body supports the seat body, so that shearing force applied to the seat body since a user sits on the seat body can be avoided, and therefore, the device can be guaranteed to normally operate.

The invention provides a reasonably designed, safe, reliable and low-cost capturing linking device for a fuel component. The capturing linking device comprises a connecting rod rail shell, a rotating guide mechanism and a fuel component lifting device, wherein the connecting rod rail shell is mainly composed of an upper drum and a lower drum; the upper drum is connected with the lower drum through a screw; a motor is arranged in the upper drum and is coupled with the screw; a sliding rail, a connecting rod and a limiting device are arranged in the lower drum. The capturing linking device for the fuel component is reasonable in structure, safe, reliable and convenient in mounting. The capturing linking device can be applied to the capturing and exchanging processes of the fuel component in a reactor and is capable of achieving the functions of carrying articles, moving and lifting under the condition of the operation radius changing in a certain scope.

The invention provides an intelligent high-precision bubble three-dimensional shape obtaining system, which comprises a virtual binocular three-dimensional visual photo taking platform, a steel wire rope ascending and descending table and a bubble three-dimensional shape rebuilding algorithm, wherein the virtual binocular three-dimensional visual photo taking platform comprises an article carryingplatform, a four-side plane mirror and a high-speed camera; a shooting object respectively forms images on the high-speed camera through the reflection of the plane mirrors symmetrical at the left side and the right side; the steel wire ascending and descending table is used for carrying the virtual binocular three-dimensional visual photo taking platform to perform vertical lifting and descending; a driving device comprises a step motor and a control system; the control system is used for controlling the ascending and descending mechanism. The bubble three-dimensional shape rebuilding algorithm module supposes each layer of the bubble is in an ellipse shape, determines the major and minor axis of the ellipse according to the bubble edge information obtained on the basis of image processing; finally, the ellipses are laminated layer by layer. The system can be used for performing high-precision tracking shooting on the moving process of bubbles in fluid with different flow speeds andthe bubble three-dimensional shape obtaining.

The invention relates to the technical field of automobile polishing, and discloses a polishing device for automobile production. The polishing device comprises a base, wherein the base is fixedly connected with an arched door, racks are arrayed on the side wall of the inner ring of the arched door, sliding rails are arranged on the outer walls of the two sides of the arched door, and the two sliding rails are fixedly connected with a left cross beam and a right cross beam respectively; and a connecting block is fixedly arranged between the left cross beam and the right cross beam, a first motor is fixedly placed on the upper surface of the connecting block, the output end of the first motor is connected with a belt, the other end of the belt is connected with a rotating shaft, the rotating shaft is rotationally placed on a rotating seat, and a gear is fixedly arranged at the outer side of the rotating shaft. Through the arrangement of the racks, the gear and the first motor, arc sliding of the sliding rails on the arched door is achieved, continuous polishing of a whole outer covering part is achieved, and specifically, back-and-forth polishing operation on the outer covering part of an automobile body is achieved, polishing operation which can be completed by multiple workers in the past is achieved, and the requirement for manpower is greatly reduced.

The invention discloses a screw-in device for mounting and overhauling a power transmission and transformation device. The screw-in device comprises a bracket, a worm wheel arranged on the bracket, and a worm matched with the worm wheel to drive the worm wheel to rotate, wherein a bearing for supporting the worm wheel is arranged in the worm wheel; the worm wheel is provided with a hexagonal through hole matched with an outer hexagon on a ground anchor; one end of the worm is connected with a first safety shaft coupling for switching the power off in case of overload; the input end of the first safety shaft coupling is connected with a motor serving as an automatic power supply or a rotating handle serving as a manual power source. A worm and worm wheel mechanism is arranged on the bracket, the ground anchor is connected to the worm wheel, and the ground anchor is screwed into or out of the ground surface in a manual way or an electric way through the rotation of the worm wheel; a safety shaft coupling protection mechanism is mainly taken as an integral device for protecting in case of running overload; a direct-current motor is taken as the power source of the integral device. By adopting the screw-in device, a safe screw-in function is realized, the working efficiency is increased, and the working quality is improved.

The invention discloses an in-situ repair method for a deep water type water body. The repair method comprises the following steps: introducing air into incompletely closed space with certain volume in the middle and upper part of the deep water type water body, so that air and the water body form an air-water mixture; and in a floating process of the air-water mixture, driving a water-sludge mixture at the bottom of the water body to ascend into the space through a communicating device. The in-situ repair method for the deep water type water body can perform in-situ repair on the sludge at the bottom of the deep water type water body; the water body is not required to be subjected to replacing and dredging operation in repairing, and secondary pollution is avoided after the water body isrepaired.

The invention provides an odor-free total-effect interior wall latex paint and a preparation method thereof. The odor-free total-effect interior wall latex paint comprises the following raw materials by weight percent: 22-25% of deionized water, 0.45-0.55% of cellulose, 0.45-0.55% of a foam killer, 0.5-0.7% of a dispersant, 38-41% of a pigment, 33-36% of an emulsion and 0.15-0.25% of a bactericide. The invention solves the problem that a traditional latex paint is simplex in function and provides the odor-free total-effect interior wall latex paint which can emit and release far infrared rays and negative ions, remove indoor formaldehyde, convert indoor heat energy and react with air water molecules to produce negative ions and far infrared rays, which are favorable for human health. The advantages of relatively short technological process, relatively high production efficiency, easy processing and manufacturing and the like are achieved, and the odor-free total-effect interior wall latex paint is suitable for industrial production.

The invention relates to a lifting cabin and a lifting rescue method, belongs to the field of mine emergency rescue, and particularly relates to a multifunctional flexible rescue lifting cabin and a lifting rescue method. According to the multifunctional flexible rescue lifting cabin, creative solution means are provided from multiple aspects of a rescue command system, flexible rotation, guiding, buffering, transfer of a steel wire rope and a cabin body, broken rope protection, the rescue lifting method and the like, the functions of visual rescue command, flexible rotation of the rescue cabin, torsion prevention of a communication steel wire rope and the like are realized, so that the trafficability of the lifting cabin and protection on personnel and equipment are enhanced, and the success rate, the safety and the standardization of rescue are improved through ground large-diameter drilling.

The invention relates to a transport and dumping device. The device comprises a rack, a power supply part and a rotation lifting part. The rack is composed of a baseplate (6) and a supporting plate (10) arranged on the baseplate (6); the power supply part comprises a motor (4) and a gearbox (3) which are arranged on the baseplate (6); the rotation lifting part comprises a rotation shaft (7), two or more special-shaped wheels, a conveying plate (1), two or more push rods (2) and a bearing (11), one end of the rotation shaft (7) is connected with an output end of the gearbox (3), the other end of the rotation shaft (7) is installed on the supporting plate (10) through the bearing (11), the special-shaped wheels penetrate through the rotation shaft (7), the number of the push rods (2) is identical to that of the special-shaped wheels, one end of each push rod (2) is connected with the conveying plate (1), and the other end of each push rod (2) abuts against the outer side of the corresponding special-shaped wheel so that the push rods can slide along the surfaces of the special-shaped wheels. Compared with the prior art, the transport and dumping device achieves the lifting and dumping functions of a mechanism and is simple in structure, free of pollution and wide in application range, and the application environment is not limited by the temperature, geographic positions, workingconditions and the like.

The invention discloses an image processing method and system, electronic equipment and a storage medium. The processing method comprises the steps of performing image segmentation processing on a to-be-processed image to obtain a portrait image; respectively carrying out image fusion processing on the portrait image and different to-be-fused scenic spot images to obtain different composite images; and dynamically displaying the composite image. Through processing such as image segmentation and image fusion, the portrait image and various different scenic spot images can be synthesized and dynamically displayed, so the immersive experience of staying at different scenic spots is presented to a user; the method can be applied to large passenger flow places such as airports, stations and the like to realize popularization and promotion of city images of scenic spots.

The invention discloses a full-automatic drop hammer impact testing machine for pipes, and belongs to the technical field of testing equipment. Which comprises a plurality of hammer heads (20) and is characterized in that a pipe fitting translation frame (9) is arranged on the surface of a fixed frame (8), a pipe fitting lifting frame (7) is arranged in the pipe fitting translation frame (9), and a to-be-tested pipe fitting (5) is placed on the surface of the pipe fitting lifting frame (7); a test opening is formed right above the rear end of the fixed frame (8), and the test opening is positioned above the moving track of the to-be-tested pipe fitting (5) and the hammer head (20); and a hammer head lifting mechanism (1) is also arranged above the test opening. According to the full-automatic drop hammer impact testing machine for the pipe, the hammer head lifting mechanism is arranged, so that grabbing of different hammer heads is realized, meanwhile, the pipe fitting translation frame and the pipe fitting lifting frame in the pipe fitting translation frame are arranged, so that automatic feeding and discharging of the pipe fitting to be tested are realized, and the full-automatic drop hammer impact testing machine is applicable to testing of pipe fittings with different pipe diameters.

The invention relates to the technical field of hoisting equipment, in particular to a separation and reunion type winding drum and a winch. The separation and reunion type winding drum comprises a drum body and a winding drum shaft coaxially arranged with the drum body, wherein a separation and reunion device comprising mounting assemblies and separation and reunion assemblies is arranged on thewinding drum shaft and is used for controlling communication and separation of the drum body and the winding drum shaft. According to the separation and reunion type winding drum, the plurality of mounting parts and the separation and reunion assemblies are arranged between the winding drum shaft and the drum body, so that a plurality of contact frictional parts are arranged between the winding drum shaft and the drum body to increase the frictional contact area and avoid the slip phenomenon. On the condition that the separation and reunion assemblies fit the drum body, it is ensured that thewinding drum shaft can drive the drum body to rotate stably and reliably. The separation and reunion assemblies can be partially or completely used to ensure the contact frictional force of the separation and reunion assemblies and the drum body, so that the winding drum shaft drives the drum body to rotate stably and reliably, and lifting and falling of a heavier object are achieved. The winch comprises the separation and reunion type winding drum.

The invention discloses an underwater-non-dispersion neat paste material dispersion resistance comprehensive tester and application thereof, and belongs to the technical field of neat paste material dispersion resistance testing instruments. The comprehensive tester comprises a main support, a first branch support and a second branch support are fixedly connected to the main support; a quality testing device is arranged on the first branch support and is connected to an automatic lifting device; the automatic lifting device is connected with the neat paste container through a connecting rope; a pH testing device is arranged on the branch bracket II; a water container is arranged below the pH testing device; and the quality testing device, the pH testing device and the automatic lifting device are electrically connected with the computer processing end. According to the tester provided by the invention, a weighing method and a pH method are combined to represent the dispersion resistance of the underwater-non-dispersion neat paste material, a test basis and a test method are provided for the dispersion resistance of the underwater non-dispersion neat paste material, and the requirements of automatically, accurately and intelligently testing the dispersion resistance of the underwater-non-dispersion neat paste material can be met.

The invention provides a mechanical pressure mechanism capable of turning into a jack, and belongs to the field of hoisting equipment. The mechanical pressure mechanism comprises a top plate, liftingconnecting rod mechanisms, a lifting plate, an adjustable screw, stand columns and a bottom plate. The top plate is fixedly arranged at the upper ends of the stand columns. The bottom plate is fixedlyarranged at the lower ends of the stand columns. The stand columns are perpendicular to the top plate and the bottom plate. The lifting plate is arranged between the top plate and the bottom plate and is in sliding connection with the stand columns. The lifting connecting rod mechanisms drive the lifting plate to move up and down along the stand columns. The upper ends of the lifting connecting rod mechanisms are rotationally connected with the top plate through hinges, and the lower ends of the lifting connecting rod mechanisms are rotationally connected with the lifting plate through hinges. The adjusting screw is arranged on the lifting plate. The mechanical pressure mechanism is novel in structure and reliable in function; the function of a pressure machine and the function of the jack are achieved through upward mounting and downward mounting of the lifting connecting rod structures; the weight is low; the manufacturing difficulty is small; and the mechanical pressure mechanism can be conveniently used in a lab and a home, can be conveniently placed on a vehicle and is used for occasions where tires need to be replaced and weights need to be lifted.

The invention discloses a carrying trolley, and belongs to the field of carrying devices. The carrying trolley comprises a trolley and a power assembly, wherein the trolley comprises a base, a sleeve,rolling wheels, a lever, a hook and a rotary disc; and the power assembly comprises a hinge wheel, a motor, a hand rocker, a pull rope, a pull ring and a transmission belt. According to the carryingtrolley, a heavy object hung on the hook can be easily pulled up by taking the lever and the base which are arranged according to the lever principle as fulcrums, and the weight can be conveniently transported through the arranged rollers; when heavy objects with different weights are carried, distribution of two force arms is adjusted, and the burden of carrying personnel is relieved; and when the heavy object needs to be lifted, the force arm at one end of the object can be lifted, and the force arm at the other end is pulled downwards through the hand rocker or the motor, so that the heavyobject is lifted. By means of the scheme, carrying and lifting of the heavy object are realized, the carrying difficulty is greatly lowered, resources for carrying are reduced, the personal safety ofcarrying personnel is guaranteed, and the economic benefits of engineering production are increased.

The invention discloses a feeding component for a quenching furnace, relating to the technical field of heat treatment equipment. The feeding component for the quenching furnace provided by the invention is ingenious in structure, convenient to operate, and capable of efficiently completing actions of lifting and lowering the storage rack of aluminum tubes, does not need manual direct contact, andhas high safety and low labor intensity of operators. The quenching furnace comprises a storage rack used for bearing aluminum tubes, wherein the storage rack comprises a top plate, a bottom plate, acylinder and a plurality of vertical plates; the cylinder is vertically arranged and fixedly connected between the top plate and the bottom plate; the plurality of vertical plates are arranged alongthe axial direction of the cylinder, and the end faces on one sides of the vertical plates are fixedly connected onto the outer wall of the cylinder; and the top end of a hydraulic stay bar is fixedlyconnected onto the bottom surface of a trolley, and the bottom end of the hydraulic stay bar is hinged with the traveling wheel. The feeding component disclosed by the invention wholly has the advantages of being ingenious in structure, convenient to operate, high in safety, capable of efficiently completing the actions of lifting and lowering the storage rack of the aluminum tubes, and the like.

The invention discloses an underwater control module emergency recovery tool, and belongs to the field of offshore oil projects. The underwater control module emergency recovery tool comprises a framework, a beam lifting assembly, an SCM latch assembly, a guide screw rod seat, a guide pipe upper block, a protection case, a locking mechanism, a bottom skirt structure, a soft landing assembly, an ROV armrest, a guide block, a control panel and a lower butt joint disc. Through the transverse moving of a locking disc in the SCM latch assembly, the contact diameter with a rotating insertion hole ischanged; the locking and unlocking functions are reached; a hydraulic motor drives a lead screw in the SCM to move through a four-blade type crossing structure; the locking and unlocking of the SCM with the lower butt joint disc is realized. The lifting mechanism in the beam lifting assembly realizes the vertical movement of the beam lifting assembly according to the worm wheel and worm rod screwnut and lead screw transmission mode. Through hydraulic driving, the movement of the hydraulic cylinder rod is locked; a hook is driven to rotate; the locking and unlocking of a recovery tool and anSCM installing base are realized. Through the joint action of a damp hole and a spring, the soft landing function of the recovery tool is realized.

The invention provides a gravity type mounting and lifting working clamp for a kerb. The gravity type mounting and lifting working clamp for the kerb is characterized in that a balancing support is arranged at a lever end of a hoisting and lifting lever, wherein clamps are symmetrically arranged at two ends of the balancing support through lifting working ropes; two clamp bodies on the clamps arecrossed and overlapped and are coaxially rotatably connected through supporting shafts at crossing points; head parts of the two clamp bodies on the clamps are oppositely arranged and fit side corners, in the width direction, of the kerb by size; clamping parts of the two clamp bodies on the clamps are correspondingly connected to one end of the balancing support through the lifting working ropes.The gravity type mounting and lifting working clamp for the kerb is also provided with a connecting rod; and two ends of the connecting rod are correspondingly fixedly connected to the supporting shafts of the two clamps. Therefore, one people can lift and carry the kerb and can forward push a device to forwards move to a mounting working surface, and as a result, the kerb can be accurately placed. With the adoption of the gravity type mounting and lifting working clamp for the kerb, one people can carry and place the kerb in place; the gravity type mounting and lifting working clamp for thekerb is time saving, force saving, safe, and easy to operate.

The invention provides a control method of a mixing and conveying device for civil engineering. The control method specifically adopts a mode of combining a pipe belt conveyor and a spiral conveyor to realize lifting and conveying of silt materials in civil engineering operation, and is matched with a flow monitor to realize comparison of front and back flows, the positive rotating speed and the negative rotating speed of the spiral conveyor are controlled to avoid material accumulation, and therefore, the problem that the pipe belt conveyor cannot convey the materials in the direction of a high inclination angle is solved.

The invention discloses a rotary yellow rice cake stripping and slicing device. The rotary yellow rice cake stripping and slicing device comprises a rotary disk (2), a blade (4) and a fulcrum bar (6) and is characterized in that the rotary disk (2) is arranged on the upper portion of a drive frame (1), a supporting frame (3) is provided with the fulcrum bar (6), the fulcrum bar (6) is located over the rotary disk (2), the blade (4) is arranged on the fulcrum bar (6) through a tool rod (5) in a lifting manner, the tool rod (5) is in movable fit with the fulcrum bar (6), the top of the tool rod (5) is connected with a check block (7), the check block (7) is arranged on the fulcrum bar (6), a rectangular sliding groove (9) is formed in the fulcrum bar (6), the tool rod (5) is a rod body matched with the sliding groove (9), the cross section of the rod body is rectangular, length scale lines are arranged on the upper surface of the fulcrum bar (6), and angle scale lines are arranged on the outer circumference of the rotary disk (2). The rotary yellow rice cake stripping and slicing device is simple in structure, high in efficiency, practical, convenient to use, reliable, high in quality, adjustable and suitable for use and popularization of yellow rice cake stripping and slicing.