60results about How to "Easy to carry and labor-saving" patented technology

A folding scooter comprises a pedal for users to tread and a wheel arranged at two ends of the pedal, and a control lever mounted at front end of the pedal. The pedal comprises a front pedal and a back pedal. The front pedal and the back pedal are connected by a folding machine. The wheel comprises a front wheel and a back wheel arranged on the front pedal and the back pedal, respectively. The folding machine comprises an unfolding lock part that fixes the front pedal and the back pedal after folding. The front wheel and the back wheel can both contact with ground and roll at the same time, and the front wheel and the back wheel are separated in certain distance. The folding scooter provided by the invention can be dragged steadily with convenient carrying and saved labour.

The invention discloses a noise-free efficient agricultural pulverizer. The noise-free efficient agricultural pulverizer solves the problems that the pulverizing efficiency is low, potential safety hazards exist, noise is large and carrying is inconvenient in the prior art. The noise-free efficient agricultural pulverizer comprises a base internally provided with a cavity, a driving motor positioned in the cavity and provided with a driving shaft, a pulverizer shell fixed at the top of the base, and a pulverizer cover body which is in threaded connection with the top of the pulverizer shell; the pulverizer shell is of a double-layer structure which is internally provided with an interlayer, a liquid inlet pipe is arranged at the upper part of the pulverizer shell, and a liquid outlet pipe is arranged at the lower part of the pulverizer shell; a first pulverizing knife and a second pulverizing knife which are mutually fixed are arranged in the pulverizer shell from top to bottom, and the driving shaft penetrates into the inner cavity of the pulverizer shell from the bottom of the pulverizer shell and is fixedly connected with the second pulverizing knife; a sound absorption layer used for reducing noise is arranged on the periphery of the pulverizer shell; and four universal wheels are arranged at the bottom of the base. The noise-free efficient agricultural pulverizer is simple in structure, scientific and reasonable in design, convenient to use and high in pulverizing efficiency, the service life can be effectively prolonged, the potential safety hazard can be eliminated, and the noise can be eliminated.

The invention discloses a multifunctional carrying vehicle. The multifunctional carrying vehicle comprises a frame, bearing wheels, a bearing frame, a lifting device, a traction guide device, an operating handle, a power supply device and a control device, wherein the bearing wheels are arranged at the rear end of the frame, and the bearing frame vertically moves on the frame; the lifting device is arranged on the frame, is connected to the bearing frame, and drives the bearing frame to vertically ascend and descend; the traction guide device comprises a steering wheel, a steering frame and adriving mechanism, wherein the steering frame is vertically connected to the front end of the frame in a pivoting mode, the steering wheel is arranged at the lower end of the steering frame, the driving mechanism is arranged on the steering frame, and the output end of the driving mechanism is in transmission connection with the steering wheel; the operating handle is arranged on the frame, and the operating handle can be rotated horizontally to control the steering frame to pivot horizontally and can be rotated vertically to control the lifting device to lift the bearing frame vertically; andthe power supply device is detachably arranged on the frame, the control device is electrically connected between the power supply device and the driving mechanism, the steering, speed adjustment andbraking of the steering wheel are driven by the driving mechanism which is controlled by the control device.

The invention relates to the technical field of sewing, in particular to an overseaming device with the functions of dust removal and thread trimming. The overseaming device comprises a worktable, a bearing plate, supporting legs and a sewing machine main body; the bearing plate is parallelly mounted in the middle of the upper surface of the worktable, the sewing machine main body is mounted on one side of the upper surface of the bearing plate and comprises a connecting column and a clamping plate, and the connecting column is connected with the clamping plate through a clamping structure; the clamping structure comprises a clamping hook which is mounted at the bottom of the connecting column, mounting lugs are vertically mounted on the two sides of the upper surface of the clamping platerespectively, and a rotating shaft is horizontally mounted between the mounting lugs and clamped in the clamping hook; a T-shaped guiding groove for guiding a sewing machine needle is formed in the clamping plate, and an arc-shaped blade is mounted on the lower side of the horizontal end of the guiding groove. The device can greatly reduce dust, thread resides and batt which are generated duringsewing, and improve the working environment and the working efficiency.

The invention relates to a novel engineering cost budget toolbox, which comprises a toolbox, wherein one side of the toolbox is movably connected to a toolbox cover through a hinge; universal wheels are arranged at the bottom of the toolbox; the top of the toolbox cover is fixedly connected to a first handle; a limiting block is arranged at the top of the toolbox; a pull rod is movably connected to the limiting block; the bottom of the pull rod penetrates through the limiting block and is connected in the toolbox; the top of the pull rod is fixedly connected to a second handle; a clamping block is arranged on the toolbox cover; a clamping groove matched with the clamping block is arranged in the toolbox; an illuminating lamp and a writing board are sequentially arranged on the toolbox cover from top to bottom; a supporting groove is arranged in the writing board; the other side of the writing board is also fixedly connected to a clamp; the writing board is movably connected to the toolbox cover through a rotating shaft; and first threaded sleeves are both arranged at the left side and the right side of the writing board. According to the novel engineering cost budget toolbox, the whole structure is convenient to carry, convenient to carry out measurement work on the construction site, and convenient to use.

The invention provides a portable X-ray three-dimensional detection device for a GIS. The portable X-ray three-dimensional detection device comprises an annular supporting rail, an arc-shaped rotatingframe, a ray machine, an imaging plate and fixed clamping jaws, wherein the annular supporting rail comprises a first arc-shaped rail section and a second arc-shaped rail section, and the second arc-shaped rail section is detachably connected with the first arc-shaped rail section; the fixed clamping jaws are fixedly connected with the annular supporting rail and used for being matched with eachother to surround and clamp the side face of the GIS; the arc-shaped rotating frame is arranged on the annular supporting rail in a sliding mode and can do circumferential sliding around the annular supporting rail; and the ray machine and the imaging plate are fixedly arranged on the sliding support rail. The portable X-ray three-dimensional detection device solves the technical problems that existing GIS three-dimensional imaging equipment is generally provided with a large support to support a detection part, and consequently the whole equipment is large in size, large in weight, quite inconvenient to use in a transformer substation site, low in detection efficiency, quite difficult to carry and relatively high in carrying cost are solved.

The invention discloses a portable experimental device for sunshine projection simulation. The portable experimental device for sunshine projection simulation comprises a storage mechanism, a connection mechanism, a time synchronization mechanism, a simulation mechanism, a deflection mechanism, a projection mechanism and a storage mechanism; the connection mechanism is arranged at the bottom of the inner cavity of the storage mechanism; the time synchronization mechanism is fixedly arranged on the top of the connection mechanism; one end of the upper surface of the time synchronization mechanism is in flexible connection with the simulation mechanism through a hinge; and one end of the lower surface of the time synchronization mechanism is in rotary connection with the deflection mechanism. The experimental facilities of the invention are all stored in the inner cavity of the storage mechanism; and the storage mechanism is mall and exquisite in volume and light in weight. Due to mutualcooperation of a pulling rod and roller, the storage mechanism is more convenient and more labor-saving to carry; and the sunshine projection simulation condition can be shot and recorded by a videocamera when a sunshine projection condition is simulated, so the sunshine projection simulation process can be watched repeatedly during teaching and the portable experimental device for the sunshineprojection simulation is more convenient to use.

The invention relates to a multi-specification motor shaft feeding device. The multi-specification motor shaft feeding device is characterized by comprising a support, a feeding support and a pushingair cylinder, the feeding support and the pushing air cylinder are fixedly installed on the support, the feeding support comprises an L-shaped supporting plate, an inclined support plate, a storing plate and an L-shaped stopping plate, the inclined support plate is fixedly installed on the L-shaped supporting plate, a plurality of snap joints are arranged on the side wall of the inclined support plate, a plurality of clamping holes are formed in the upper surface of the storing plate, the storing plate is detachably clamped to the inclined support plate, the L-shaped stopping plate is fixed tothe L-shaped supporting plate, the L-shaped stopping plate is matched with the storing plate to form a material bayonet, and the pushing air cylinder corresponds to the material bayonet. The multi-specification motor shaft feeding device is scientific and reasonable in structural design, stable and continuous feeding of motor shaft materials can be guaranteed, the motor shaft quality can be guaranteed, motor shaft deformation is effectively prevented, the multi-specification motor shaft feeding device can be suitable for feeding motor shaft cutting machines in different machining sizes, the application scope is wide, manpower is saved, and the feeding efficiency is improved.

The invention relates to a simple and labor-saving wild undisturbed soil column sampling device which consists of components such as a base, a sampling tube vertical clamping plate 2, a sleeve 3 of abase stress auxiliary elongated rod, a vertical steel tube 4 with a stress hole, a base stress auxiliary elongated rod 5, a pressing rod 6, an elongated rod 8 of the pressing rod, a pressing plate 9 and a pressing rod fulcrum 10 and a sampling tube 11, wherein the base 1 is welded with the vertical steel tube 4 with the stress hole and the sampling tube vertical clamping plate 2; the base stress auxiliary elongated rod 5 is connected with the base to widen the base stress range; the elongated rod 8 is connected with the pressing rod 6 to increase the pressure of the pressing rod; the pressingplate 6 is arranged at the upper end of the soil column sampling tube 11, and then the pressure of the pressing rod is uniformly distributed to the soil column sampling tube 11; the pressing rod fulcrum 10 is arranged on the pressing plate 9, and a fulcrum of pressure of the pressing rod 6 is provided. The device is based on the lever principle, and pressure is exerted downwards through the pressing rod 9 to vertically press the soil column sampling tube 11 into soil. The device is convenient to manufacture, cheap in material, labor-saving to use and free of original soil layer damage in the sampling process, and the collection efficiency of an undisturbed soil column is greatly improved.

The invention provides a water-saving garden irrigating device. According to the device, a cylindrical rod stretches into a U-shaped groove; connecting pins are respectively arranged on limiting tables positioned at upper and lower ends of the cylindrical rod; connecting pins are respectively mounted on upper and lower end faces of a mounting table; a motor is arranged on the lower end face of the mounting table; a rotating shaft is arranged on the mounting table; the lower end of the rotating shaft is connected with the output end of the motor; a cam is fixedly connected to the upper end of the rotating shaft; a roller is fixedly connected onto the cylindrical rod; a 360-degree high-pressure nozzle is communicated with high-pressure water. The device disclosed by the invention is simple in structure, the roller tangential to the cam is pushed to drive the 360-degree high-pressure nozzle to reciprocate by rotating the cam, high-pressure water flow ejected by the 360-degree high-pressure nozzle accords with field irrigation landform by changing the outer contour of the cam and the point of tangency of the roller, waste of water resources is avoided, the condition that lots of irrigation water flows onto the road so as to influence the traffic is avoided, and the irrigation efficiency is improved. Moreover, the cam and roller subjected to one-step injection molding have light weight and are convenient to carry and labor-saving.

The invention discloses a multifunctional carrying vehicle. The multifunctional carrying vehicle comprises a frame, bearing wheels, a bearing frame, a lifting device, a traction guide device, an operating handle, a power supply device and a control device, wherein the bearing wheels are arranged at the rear end of the frame, and the bearing frame vertically moves on the frame; the lifting device is arranged on the frame, is connected to the bearing frame, and drives the bearing frame to vertically ascend and descend; the traction guide device comprises a steering wheel, a steering frame and adriving mechanism, wherein the steering frame is vertically connected to the front end of the frame in a pivoting mode, the steering wheel is arranged at the lower end of the steering frame, the driving mechanism is arranged on the steering frame, and the output end of the driving mechanism is in transmission connection with the steering wheel; the operating handle is arranged on the frame, and the operating handle can be rotated horizontally to control the steering frame to pivot horizontally and can be rotated vertically to control the lifting device to lift the bearing frame vertically; andthe power supply device is detachably arranged on the frame, the control device is electrically connected between the power supply device and the driving mechanism, the steering, speed adjustment andbraking of the steering wheel are driven by the driving mechanism which is controlled by the control device.

The invention discloses a portable bicycle auxiliary power device, and relates to the technical field of bicycle auxiliary power devices. The portable bicycle auxiliary power device comprises a powermechanism and a control mechanism. The power mechanism comprises an auxiliary power device body. Sleeve rods are arranged at the positions, close to the two sides, of the auxiliary power device body and are internally provided with telescopic rods. One ends of the telescopic rods are provided with clamping blocks. The auxiliary power device body is provided with a holding clamp fixing frame. The holding clamp fixing frame is provided with an electron speed regulator and a gear motor. The gear motor is provided with a flexible friction wheel. The control mechanism comprises a potentiometer anda rotary knob accelerator switch. The rotary knob accelerator switch is mounted on the potentiometer. According to the portable bicycle auxiliary power device, brand new design is adopted, the weightof the portable bicycle auxiliary power device does not exceed 2.5 kg, and thus carrying is convenient and capable of saving labor; the portable bicycle auxiliary power device is located at the position, close to the top, of a rear wheel of a bicycle, a user cannot touch the portable bicycle auxiliary power device easily, and thus safety is high; the portable bicycle auxiliary power device is highin stability, and the problems of magnetism leakage, short circuit and the like cannot occur; and the portable bicycle auxiliary power device is convenient to mount and dismount, and the mounting anddismounting time does not exceed two minutes for a normal user.

The invention discloses sulfur fumigating and processing equipment of fruits and vegetables convenient to dry. The sulfur fumigating and processing equipment comprises a sulfur fumigating chamber anda movable article rack, wherein a combustion chamber is arranged on the side wall of the sulfur fumigating chamber; a gas circulation mechanism is arranged on the sulfur fumigating chamber; a movablegate group is arranged on the side wall of the sulfur fumigating chamber; and a reaction box is arranged at the top of the sulfur fumigating chamber. According to the sulfur fumigating and processingequipment disclosed by the invention, the article rack is arranged, so that fruits and vegetables can be effectively loaded, and can be arrayed tidily on the article rack for drying, besides, the article rack can be easily moved, the carrying efficiency of the fruits and vegetables is improved, and the drying efficiency is improved.

The invention discloses a backpack type surveying and mapping device. The device comprises control equipment, a supporting rod, a data acquisition assembly and a carrying assembly, an interface is formed in a shell of the control equipment, the data acquisition assembly is arranged on the supporting rod, the end, away from the data acquisition assembly, of the supporting rod is installed on the shell, and the data acquisition assembly is electrically connected with the control equipment through the interface and used for acquiring surveying and mapping data and sending the surveying and mapping data to the control equipment. The carrying assembly comprises a back frame, the back frame is installed on the shell, and straps are connected to the back frame. According to the backpack type surveying and mapping device, the data acquisition assembly is installed on the shell of the control equipment through the supporting rod, surveying and mapping data collection is achieved, the back frameof the carrying assembly is installed on the shell of the control equipment, a worker can carry the whole surveying and mapping device through the straps on the back frame, carrying is convenient, labors are saved, and the worker can carry the surveying and mapping device on the back to carry out scanning and surveying and mapping indoors or in tunnels and other environments.