89results about How to "Control scaling" patented technology

The embodiment of the invention provides a soft robot system which is applicable to detection operation of complex environments and unknown fields, based on SMA, self-feedback and SSMA driving, combines external feedback, and matches soft joints and rigid joints. The modules namely an SSMAs driver element module, a flexible mechanism module and foot SMA driver modules are provided, wherein electric current flowing through SSMAs is adopted to control the telescopic length of the SSMAs so as to control the integral contraction of the robot; the parallel structure of SMA and SSMA realizes SMA self-feedback and the external feedback of the SSMA, so that the accurate control on the soft robot is realized; an external 3D shell is used for connecting the front rigid part with the rear rigid part of the robot, so that the soft robot system has better flexibility; a square spring supports a flexible silica gel shell to provide restoring force and other power; two groups of SMA driver modules in front of and at back of each foot structure are controlled respectively, so that the feet motion is realized, and the motion of the robot is realized along with other units.

The invention relates to a front hanging type electromotion grass-mowing machine which belongs to the technical field of garden instruments. The main structure of the invention comprises an electric motor car. The invention is characterized in that the front end of the car frame of the electric motor car is connected and provided with a grass mowing machine, the grass mowing machine comprises a steel frame and a grass mowing disc connected to the lower part of the steel frame, lateral sides of the steel frame are provided with mounting idler wheels, the bottom of the grass mowing disc is provided with three pairs of blades which are arrayed in a structure like the Chinese character 'PIN', the blades are connected to both ends of the fixing plate, and the fixing plate forms a transmission connected with a direct current motor fixed on the grass mowing disc. The front end of the car frame of the electric motor car of the front hanging type electromotion grass-mowing machine is connected and provided with the grass mowing machine, which is convenient for assembly, disassembly, maintenance and operation; the bottom of the grass mowing disc is provided with the blades which are arrayed in the structure like the Chinese character 'pin', so that greensward can be trimmed once, the problem that partial grass cannot be cut cannot occur, and efficient and full lawn trimming can be realized; moreover, the electric motor car has compact structure and low production cost, and adopts environmental protection lead acid cells as the power supply of the electric motor car, so that the invention cannot pollute environment and has long service life.

The invention discloses an electric laundry rack which comprises a bracket, a driving component, a winding component, hanging bridge connecting rod components and a steel wire. The driving component and the winding component are arranged on the support and connected in a driving mode; the hanging bridge connecting rod components are arranged at two ends of the support; the winding component comprises a spindle, a reel, a screw, a slider pulley, a slider and a cincture, wherein the spindle is connected with the driving component, one end of the reel is connected with the spindle, the other end of the reel is connected with the screw, the slider is arranged on one side of the reel, the slider pulley is arranged in the slider, and the cincture is arranged on one side of one hanging bridge connecting rod component; and one end of the steel wire is connected with the reel, the other end is connected with the other hanging bridge connecting rod component, and the steel wire is wound on the slider pulley and the cincture. Through the mode, a motor is used for supplying power for the rack, the rack is controlled to stretch and contract, the operation is stable, automatic limit is performed when the rack is in place, mechanical failures due to resistance meeting can be prevented effectively, and the rack is convenient to use.

The invention provides a high-reliability bolt tightening system. The high-reliability bolt tightening system is characterized in that a mechanical arm is connected with one end of a front arm, the other end of the front arm passes through a connecting part, the connecting part is further connected with one end of an arc arm, the other end of the arc arm is connected with a rotating disc, the rotating disc is connected with a base, a groove is formed in the bottom of the base, the groove is arranged in a sliding rail in a sedimentation manner, a fastening device is arranged at the head of the mechanical arm, a bolt sleeve is obtained through the fastening device, and a bolt is tightened on the corresponding component through the sleeve. According to the system, bolt tightening operation can be finished through angle adjustment, corresponding operation is carried out through the fastening device, and the system is safe and convenient.

The invention provides a UPS-based parallel structure wheel-foot mobile robot. The UPS-based parallel structure wheel-foot mobile robot comprises wheels, a support carrier and six mechanical leg assemblies, wherein one ends of the six mechanical leg assemblies are uniformly arranged in the circumferential direction of the lower side of the support carrier, the wheels are mounted at the other endsof the mechanical leg assemblies, the robot comprises a wheel type motion mode and a foot type motion mode and can be switched between the wheel type motion mode and the foot type motion mode according to different scenes, in the wheel type motion mode, the circumferential faces of the wheels touch the ground and move in a wheel rolling mode, and in the foot type movement mode, the side faces of the wheels touch the ground and move in a foot type walking mode. According to the UPS-based parallel structure wheel-foot mobile robot, a 3UPS parallel type six-degree-of-freedom mechanical arm structure is adopted, so that the flexibility is high, the bearing capacity is high, more sensors can be carried to execute more complex exploration tasks, the motion input corresponding to the pose of thefoot end relative to a rack can be determined and unique through calculation, the control precision is high, and the stability is high.

The present invention discloses a 10kV distribution line live-line work wire clamping rod. The 10kV distribution line live-line work wire clamping rod comprises a wire clamping plier, a constant force spring, a transmission rod, an insulating rod, a pull rod handle, a grasping ring and a pull rod. The two ends of the constant force spring are connected with the plier tails of the wire clamping plier respectively and fixedly, one plier tail of the wire clamping plier is fixedly connected with the top end of the insulating rod, and the transmission rod comprises three segments. The other plier tail of the wire clamping plier is fixedly connected with the head end of the first segment of the transmission rod, the head end of the second segment is in hinge joint with the tail end of the first segment, and the third segment is located in the insulating rod. A groove is arranged at one side of the insulating rod, the tail end of the second segment penetrates the groove at one side of the insulating rod to be in hinge joint with the head end of the third segment, and the pull rod is located in the insulating rod. The tail end of the third segment is fixedly connected with one end of the pull rod, the other end of the pull rod is fixedly connected with the pull rod handle, and the two ends of the pull rod handle are in slip connection with the two edges of the grasping ring and are limited by a bottom edge of the grasping ring. The 10kV distribution line live-line work wire clamping rod of the present invention is a live-line work wire clamping tool which is convenient to operate, is flexible and light, and is high in safety.

The invention discloses a code scanner with an anti-falling function. The code scanner comprises a code scanner body and a protective shell. The code scanner body is embedded in a first groove formedin the top end of the protection shell, a plurality of first springs are fixedly installed at the bottom end of the first groove at equal intervals, one ends of the first springs are fixedly connectedwith the bottom end of the shell of the code scanner body, and a plurality of second grooves are formed in the groove walls of the two sides of the first groove at equal intervals. According to the code scanner with the anti-falling function, through the first spring installed in the protection shell and the air bag installed in the third groove, when the code scanner falls, a certain buffering effect is achieved, the code scanner is effectively protected, and the code scanner is prevented from being damaged by external force when falling; the second spring is used for controlling the extension and retraction of the connecting rod, so that the extension and retraction of the limiting block are controlled, and the code scanner can be firmly propped in the first groove.

The invention discloses an auxiliary support device for a three-soft coal seam coal face hydraulic support. The device comprises a lengthened beam large oil cylinder (1) with one end connected with a hinged support of a lengthened beam (16) and a telescopic beam (15), a large oil cylinder hoop (6) is arranged on the lengthened beam large oil cylinder (1), the large oil cylinder hoop (6) is connected with one end of a lengthened beam small oil cylinder (2), the other end of the lengthened beam small oil cylinder (2) is connected to the lower part of the lengthened beam by a lengthened beam small oil cylinder support (5), and the lengthened beam large oil cylinder (1) and the lengthened beam small oil cylinder (2) are connected respectively by an operating valve and an operating valve set (3). The auxiliary support device is used for solving the problem that the existing hydraulic supports are easy to sink and easy to incline, and a leg (namely the auxiliary support device) is additionally arranged for the support, so that the support is relatively steady and is great in support strength. Meanwhile, the use quantity of single pillars is reduced, the fault rate of single pillars is reduced, input of single pillars is reduced, support pulling speed is further promoted, and design aims of being convenient to operate, high in safety performance and uneasy to damage and reducing the labor intensity of workers are achieved.

The invention discloses an energy-saving vacuum pump of an automobile. The energy-saving vacuum pump comprises a pump body, a pump cavity is formed in the pump body, an end block is fixedly mounted in the position, at an opening in the right end of the pump cavity, of the pump body, and a rotor is rotationally connected between the left end of the pump cavity and the end block; a rotating shaft extending out of the end block is arranged at the right end of the rotor in an extending mode; a plurality of sliding grooves are evenly formed in the rotor in the circumferential direction at intervals, a sliding block is connected into each sliding groove in a sliding mode, and a blade extending out of the rotor is arranged on each sliding block in an extending mode; an air suction groove and an air outlet groove are symmetrically formed in the two sides of the rotor in the pump cavity, an air suction opening communicating with the air suction groove and an air outlet communicating with the air outlet groove are formed in the outer side of the end block; shaft holes are formed in the rotor and the rotating shaft in the axial direction of the rotating shaft, and plungers are arranged in the shaft holes in the left-right direction. The energy-saving vacuum pump of the automobile is simple in structure, and when the vacuum degree of the air suction opening reaches a set value, the vacuum pump loses efficacy, so that the energy consumption is reduced.

The invention relates to a thrombus-removaldredging device for medical surgery and belongs to the field of medical tools and instruments, in particular to the field of thrombus-removaltools for medical surgery. The thrombus-removaldredging device comprises an outer cannula, an inner cannula and a liquid channel, wherein the inner cannula is coaxially arranged in the outer cannula, can axially telescope in the axial directionof the inner cannula and can extend out from the head portion of the outer cannula so as to puncture a thrombus; the outer side of the head portion of the outer cannula isprovided with a flexible sealing cover and a supporting frame, the supporting frame is located in the flexible sealing cover and used for radially propping the flexible sealing cover open; a first sealing portion is arranged between the inner cannulaand the outer cannula, and the outer cannula is provided with a pressure control hole communicated with the flexible sealing cover; the liquid channelis for sucking away the thrombus and can adjust the pressure in the flexible sealing cover through the pressure control hole to make the flexible sealing covercontractradially. For overcoming the shortcomings in the prior art, the structure is simplified, the lower limit of the size of the structure can be designed to be lower, the broken thrombus can be sucked away, and the probability can be reduced that the broken thrombus blocks the blood vessel again.

The invention discloses an end hydraulic bracket with a rotatable top beam, comprising a pair of middle frames, a pair of rear frames and at least one pair of front frames. Two pushing jacks are arranged at the front ends of second bases of the middle frames, one end of each of the pushing jacks is connected on the middle frames, and the other end of each of the pushing jacks adjoins the rear end of the first base; two pushing jacks are arranged at the front ends of third bases of the rear frames, one end of each of the two pushing jacks is connected on the rear frames, and the other end of each of the pushing jacks adjoins the rear ends of the second bases of the middle frames; two bottom lifting jacks are arranged on one of the front part of the first base of the front frame, the front part of the second base of the middle frame and the front part of the third base of the rear frame; and elevating conveyors are arranged on the first bases, the second bases and the third bases, front conveyer heads are arranged on the second bases of the middle frames, and rear conveyer heads are arranged on the third bases of the rear frames. The end hydraulic bracket with the rotatable top beam is suitable for the changes of lane height, dip angle direction and an angle, ensures the stability of the bracket, and realizes the smooth movement when being fixed at the bottom.

The invention relates to teaching assisting tools, in particular to a chalk sheath. The chalk sheath is characterized by comprising a cylindrical sleeve with one end provided with an opening and a hollow cylindrical tube; one end of the tube is sleeved in the sleeve, and the tube matches with the sleeve in a threaded manner; the bottom of the sleeve is connected to a piston through a spring, and the piston is sleeved in a cavity of the tube. Compared with the prior art, the chalk sheath has the advantages that a hand cannot contact with the chalk when writing, chalk dust cannot cling to the hand, and corresponding contamination can be avoided; meanwhile, the chalk in the sheath can be controlled to get in and out conveniently, the appropriate length of the part of the chalk extending out of the sheath is maintained constantly, and the chalk is not easy to break when being used for writing; the entire chalk sheath is easy to produce and low in cost.

The invention discloses a hydraulic lifting structure for a transfer trolley. The hydraulic lifting structure comprises a base device, wherein the base device comprises a sliding seat, supporting assemblies are arranged on the side wall of the sliding seat, and a lifting device is arranged on the sliding seat; the lifting device comprises a forklift plate and a hydraulic cylinder, the side wall ofthe forklift plate is hinged to the sliding seat, the bottom of the hydraulic cylinder is hinged to the sliding seat, and the output end of the hydraulic cylinder is hinged to the bottom of the forklift plate; the hydraulic cylinder is connected with a control assembly through a wire, and the control assembly is arranged on one side of the sliding seat; the forklift plate is provided with a protection device, the protection device comprises an adjusting assembly, a lifting assembly and a buffering assembly, and the adjusting assembly is arranged on the side wall of the bottom of the forkliftplate; the lifting assembly comprises sliding rods, the sliding rods are slidably connected with the top of the forklift plate, the outer walls of the sliding rods are provided with a locking assemblyin a sleeved mode, and fixing assemblies are arranged on the sliding rods; and the buffering assembly is arranged on the side wall of the forklift plate. The invention aims to provide the hydraulic lifting structure for the transfer trolley convenient for one-time stable loading of goods, convenient for transferring of the goods with different sizes and capable of providing protection for the goods in the loading process.

The invention relates to a laying and scattering device, in particular to an artificial grass colloidal particle laying and scattering device based on wind energy power supply. The artificial grass colloidal particle laying and scattering device aims at solving the problems that in the laying process of existing artificial grass, colloidal particles are manually laid and scattered to the surface of the artificial grass, the laying and scattering efficiency is low, the colloidal particles are laid and scattered unevenly, and the use of the grass is affected. The artificial grass colloidal particle laying and scattering device comprises a vehicle body, a steering wheel, a steering assembly, a seat, a power pedal, a brake pedal, a colloidal particle storage box, a storage battery, a drive motor, a gearbox, a drive chain wheel, a chain, a front axle, a rear axle, a driven chain wheel, an upright, a wind driven generator, blades, two front wheels and two rear wheels. The steering wheel, the seat and the colloidal particle storage box are sequentially arranged on the upper surface of the vehicle body from front to back. The artificial grass colloidal particle laying and scattering device belongs to the field of sport equipment.

The invention relates to a historical block live-action modeling data collecting device which comprises a first bottom plate. A second bottom plate is arranged on the right side of the first bottom plate. Fixed plates are symmetrically connected with the top of the first bottom plate and the second bottom plate. A mounting seat is connected between the fixed plates. A chassis is arranged at the bottom of the mounting seat. The top of the chassis is fixedly connected with a first operation box. A second operation box is arranged at the top of the first operation box. Connecting members are symmetrically arranged at the bottom of the first bottom plate and the second bottom plate. The mounting seat comprises a horizontal plate. Baffles are symmetrically connected with both sides of the leftside of the horizontal plate. The bottom of the horizontal plate is fixedly connected with a rotating electric machine. The first operation box comprises a first box body, which further improves the convenience and the practicability. The operation is more convenient, so that a camera body can more conveniently capture the panoramic view of a building block. People do not need to manually performtargeted shooting and collecting one by one, which extends the service life of the camera body.

The invention discloses an orally-taken traditional Chinese medicine for treating psoriasis, belonging to the technical field of traditional Chinese medicines. The orally-taken traditional Chinese medicine is prepared from the following raw materials: radix paeoniae rubra, curcuma zedoary, radix saposhnikoviae, almonds, rhizoma smilacis glabrae, safflowers, cicada slough, rheum officinale, savia miltiorrhiza, cortex lycii radicis, radix ophiopogonis, turtle shells, coptis chinensis, angelica sinensis, radix scutellariae, notopterygium roots, cuttlebone, moutan barks, fructus kochiae, wild chrysanthemum, concha haliotidis, ligusticum wallichii, cortex phellodendri, sophora flavescens, schisandra chinensis and liquorice. After the medicines are combined, the pharmacological functions are synergistic, the orally-taken traditional Chinese medicine has the effects of dispelling wind and relieving exterior syndromes, removing heat to cool blood, nourishing yin and moistening dryness, resolving macula and detoxifying, the immune function of a patient is improved, the body function returns to normal, and finally, the aim of curing psoriasis is achieved; and the orally-taken traditional Chinese medicine almost has no toxic or side effect on main organs such as the liver and kidneys of a human body and has no potential safety problems if used for a long term. Through observation, people finds that 90 patients suffering from psoriasis are treated by taking the orally-taken traditional Chinese medicine, and 82 patients are cured, so that the cure rate is up to 91.1%, and the total effective rate is up to 100%.

The invention belongs to the technical field of packaging bottles, and discloses an anti-liquid-dropping pressing bottle. The pressing bottle is characterized by comprising a bottle body, a liquid feeding driving pipe, a pressing head, a liquid outlet part, bag bodies and metal elastic sheets, a pump body is arranged in the bottle body, one end of the liquid feeding driving pipe is fixedly connected to the pump body in the bottle body, an L-shaped pipe is arranged in the pressing head, the other end of the liquid feeding driving pipe is detachably connected to one end of the L-shaped pipe, theother end of the L-shaped pipe is connected to the liquid outlet part, the liquid feeding driving pipe is a hollow pipe, openings are evenly formed in the peripheral side of the liquid feeding driving pipe, the bag bodies are arranged on the openings, and the metal elastic sheets are connected to the ends, close to the bottle body, of the openings. According to the anti-liquid-dropping pressing bottle, the pressure intensity in the liquid feeding driving pipe can be changed through the bag bodies connected to the metal elastic sheets, so that residual liquid at the liquid outlet part can be sucked back, and the phenomena that liquid at the liquid outlet part drops, and a liquid outlet is blocked due to dryness can be avoided.

The invention relates to the field of spinning forming equipment, in particular to a springback compensation device for a spinning machine core mold. The springback compensation device comprises a rotation shaft and a framework, a working disc is arranged at the end of the rotation shaft, the framework is formed by a plurality of forming rods in an enclosing mode, one end of each forming rod is hinged to the edge of the working disc, and the separation distances between the forming rods and the rotation shaft are gradually increased from the direction of being close to the working disc to thedirection of being far away from the working disc; a sliding sleeve capable of moving in the axial direction of the rotation shaft is arranged on the rotation shaft, a plurality of supporting rods corresponding to the forming rods one to one are hinged to the sliding sleeve, and the supporting rods are hinged to the corresponding forming rods; and a plurality of forming rings which are coaxial tothe rotation shaft are arranged on the framework, each forming ring comprises a forming ring body and a plurality of rod sleeves which are sequentially distributed in the circumferential direction ofthe forming ring body, the rod sleeves are hinged to the forming ring bodies and correspond to the forming rods one to one, and the forming rods penetrate through the corresponding rod sleeves. According to the springback compensation device for the spinning machine core mold, the springback of a tapered product can be compensated, and then the final size of the tapered product meets the requirements.