89results about How to "Easy to operate by one person" patented technology

The invention relates to a stratified flow simulation test water channel system which includes a reservoir, a submersible pump, a flowmeter, a valve switch, a water channel, a hydraulic jack, a position regulator in the water channel, a position-adjustable water inlet, a grid net, a pulling gate, a digital temperature chain and a sampling tube, a backwater sand punching pipe, a multi-channel recorder outside the water channel, a pump-absorption water sample acquisition case, a drain aperture elevation adjusting device and a position-adjustable water outlet. The water channel system has a simple structure and is easy to operate. The system can simulate a moving process of a stratified flow at the beginning of an inflow stage, and can also simulate the moving process of a stratified flow under the release of a valve flow, a stratified flow having the water inlets at different depths, a stratified flow having different bottom slop coarse degrees, and a stratified flow caused by different shapes and different factors. The system, through addressing the problem of singularity in stratified flow simulation types in traditional stratified flow tests, successfully achieves tests of different stratified flow simulation types, and increases reliability and accuracy of density flow analysis and research.

The invention relates to a water level and water quality layering control weir of a drainage ditch of a rice field. Three types of five weir plates in different heights are designed according to the characteristics of each growth period of rice; the heights of the five weir plates are determined according to the buried depth of underground water required by the rice in different growth periods; by combining the five weir plates, outlet control weirs in different heights of the drainage ditches can be formed, and the drainage control requirements of rice reviving, early stage of tillering, late stage of tillering, booting stage, tasseling stage, milky ripeness stage, yellow ripening stage and late stage of fertilizing; two hand grabs are arranged on the lateral surface of each weir plate; an arc rubber waterstop band is arranged at the bottom of each weir plate which ensures overall seamless joint water stop among the weir plates; doorframe grooves are arranged on two sides of the drainage ditch; rubber waterstop bands are arranged on two sides in the doorframe grooves; the weir plates can be slidingly taken out or placed into the frame grooves and cannot leak water; two pull rod handles for taking and placing the weir plates are additionally arranged; and rhombus rings of the pull rod handles can be sleeved with hand grabs on the weir plates to place or take out the weir plates from the doorframe grooves on two sides of the drainage ditch. The invention has the advantages that the combined height of the weir plates cannot cause the flooding damage on the rice, can be used for retaining nitrogen, phosphor and other nutrients in the rice field and reducing the pollution of high-concentration nitrogen and phosphor in the drain to a water body. The invention saves the water consumption for irrigation, improves the utilization rate of underground water resources, has favorable waterstop effect among the weir plates and is convenient to manually operate.

The invention provides water bloom alga refloating equipment and a water bloom alga refloating method. The water bloom alga refloating equipment comprises an alga water collecting groove, wherein the alga water collecting groove is a hollow chamber with the slit side; right trapezoid-shaped floating boxes are arranged on the left end part and the right end part of the alga water collecting groove; a water level control submerged pump is arranged in the middle of the lower part of the alga water collecting groove and is connected with a central controller; the central controller is used for controlling on and off of the submerged pump through a water level detector; the lower part of the water level control submerged pump is connected with a hose; an alga water separation device is fixed on a box body on the embankment side. The water bloom alga refloating method provided by the invention has the advantage of reducing power dependence. When the water surface is higher than the upper surface of the alga water collecting groove, a large amount of alga water is collected in the alga water collecting groove and the water level control submerged pump does not work, so energy can be saved, the cost is further reduced, and one-man operation is facilitated.

The invention relates to a lifting type construction platform car used on a construction site. The lifting type construction platform car comprises a loader and a hydraulic lifting type construction platform, wherein the loader comprises telescopic supporting legs located on the two sides of the body of the loader, the hydraulic lifting type construction platform comprises a construction platform body, a control panel, a lifting support, a supporting shaft, a hydraulic lifting mechanism and a base, the control panel is provided with a control system and a control button, and the control system, the control button and the hydraulic lifting mechanism are electrically connected; the supporting shaft is connected to the upper end of the lifting support, the upper end of the hydraulic lifting mechanism is movably connected with the supporting shaft, the lower end of the hydraulic lifting mechanism is fixed to the base, and the base is connected to the body of the loader in a screwed mode. The vehicle-mounted lifting type construction platform is adopted, the maneuverability of the loader is high, transition construction and transportation of the construction platform car are facilitated, the construction platform can be controlled to rise and fall by a single person, and safety performance is high due to the installation of a horizontal alarm instrument and an overload alarm.

The invention discloses a multi-channel synchronous corona resistance lifetime testing device for an insulating material under an electric heating aging environment. The multi-channel synchronous corona resistance lifetime testing device comprises an electric heating ageing test module, a short-circuit protection module, a high-voltage producing module and a control module. The high-voltage producing module is used for producing a high-voltage sinusoidal signal. The short-circuit protection module is used for dividing the high-voltage sinusoidal signal into multiple channels of high-voltage test signals and conducting short-circuit protection on each channel. The electric heating ageing test module comprises an insulating transparent cabinet and a test sample frame, wherein the insulatingtransparent cabinet is an airtight box body structure, the test sample frame comprises an insulating partition plate, an upper metal electrode, a lower metal electrode, a conductive metal rod and an insulating airtight sleeve, multiple channels of high-voltage test signals are respectively exerted to one insulating test sample, and the insulating test sample is placed between the upper metal electrode and the lower metal electrode. The control module is used for timing and cuts off a current line and stops timing when the current line is short-circuited. The multi-channel synchronous corona resistance lifetime testing device can perform multi-channel synchronous testing, and testing of other lines is not affected after one line is broken down.

The invention provides a portable type manual rapid dismounting and assembling tool for a card lock type anti-explosion tyre. The portable type manual rapid dismounting and assembling tool comprises a push-pull disc with a disc face located on the horizontal direction, wherein a central hole is formed in the center of the push-pull disc along the vertical direction; 3-16 strip-shaped through grooves are symmetrically formed in the disc face of the push-pull disc along the radial direction of the central hole; a bearing disc is arranged below the push-pull disc; rotary pin shafts are arranged at the edge of the bearing disc along the vertical direction; the quantity of the rotary pin shafts is the same as that of the through holes; each rotary shaft is correspondingly located below the inner side of the inner end of each through groove; each rotary shaft is connected with the inner end of a transverse beam in a mounting manner; a strip-shaped mounting groove is formed in each transverse beam along the axis direction. The invention aims to provide the portable type manual rapid dismounting and assembling tool for the card lock type anti-explosion tyre for the transportation safety of crawler-type vehicles; the portable type manual rapid dismounting and assembling tool is small in volume, is convenient to manually detach and assemble and is convenient to use and carry; the tyre can be detached conveniently, rapidly and safely and the labor is saved; tyre parts are not damaged and the working efficiency is high.

The invention discloses an aquaculture stratified water sample rapid collection device and method. The device comprises a sampling rod, a plurality of syringe samplers fixed to the side face of the sampling rod, a first positioning plate, a level bubble and a second positioning plate, wherein the first positioning plate and the level bubble are arranged at the top of the sampling rod and the second positioning plate is arranged at the bottom of the sampling rod. The length of the sampling rod is adjustable, the first positioning plate and the second positioning plate are perpendicular to the sampling rod, and a pond bottom fixator is arranged at the bottom of the second positioning plate. According to the method, two depth calculation methods with the water surface as the benchmark and thepond bottom as the benchmark can be supported, and the sampling precision, efficiency and layering precision can be guaranteed while the two benchmarks are considered.

The invention provides an adjustable scalding frame for producing a scalding model, which comprises handles and a bath, wherein the handles are arranged at the two ends of the bath, so that an experimenter can hold the scalding frame to lead holding parts to be higher than water surface to prevent from being scalded; the bath is sleeved into a whole with a left part and a right part, and the length of the bath can be relatively adjusted to be suitable for putting small animals with different lengths and seizes; the middle part of the bath is at least to be a net structure to exactly scald the back sides of the animals; the upper part of the bath is provided with a fastening part which is across the two sides of the bath to effectively fix the animals to prevent the other parts from being scalded caused by disorder moving; one end of the bath is further provided with a headrest for fixing the heads of the animals to prevent the animals from absorbing the water by mistake; the handles are provided with timers; and the side edge of the batch is marked with a depth mark from bottom to top. The adjustable scalding frame has strong adaptability to the lengths of the animals, can effectively prevent the animals from absorbing the water by mistake in the process of scalding, can exactly control the scalding part and time, is convenient for operation be single operator, and guarantees the safety of the operators, etc.

The invention relates to a bracket device of a slide rail. The bracket device comprises a supporting frame, a bracket, an elastic part and a buckling part. The bracket is movably connected with the supporting frame. The elastic part is installed on the supporting frame. The buckling part is connected with the elastic part. When the bracket is at a first position relative to the supporting frame, the buckling part is in the locked state, and when the bracket is at a second position relative to the supporting frame, the buckling part is in the unlocked state.

The invention discloses a fixing device for upper limb rehabilitation treatment, which comprises a bottom plate, wherein one end of the bottom plate is provided with a side plate, an adjusting structure is arranged between the bottom plate and the side plate, a circular cavity A is opened at the inner side of the bottom plate, two circular through holes are arranged on two opposite sides of the inner surface of the circular cavity A respectively, the pull rod passes through the circular through holes and is movably sleeved in the circular cavity A, the limiting blocks are fixedly sleeved on the pull rod, the spring is movably sleeved on the pull rod and is propped between the limiting block and the inner side surface of the circular cavity A, the semicircular plate is connected with one end of the pull rod, the meshing teeth are connected with one side surface of the semicircular plate and are meshed with the gear, and the guard plate is connected to one side surface of the side plate.The fixing device has simple structure and can adjust the angle at will, which is not only convenient for a patient to operate by a single person, but also effectively avoids the injury caused by thered mark on the neck.

The present invention discloses a diatom ooze nano-composite coating, which is prepared from the following raw materials by weight: 55%-65% of diatom ooze, 25%-30% of deionized water, 1%-1.5% of negative oxygen ions, 1%-1.5% of titanium dioxide, 5%-10% of sodium alginate, 1%-1.5% of nano-silica, 1%-1.5% of nano-silver, 1%-1.5% of zinc oxide, 1%-1.5% of kaolin and 1%-1.5% of a microcapsule flavor. The coating has the effects of odor removal, indoor air purification, no toxic gas, air humidity regulation, self-cleaning of walls, burning resistance, soft color and eye fatigue proof; and the nano-composite diatom ooze is very easy for construction and does not have too much technical requirements; and the diatom ooze is easy for one-person operation, eliminates the trouble of construction, and realizes good overall construction effect.

The invention discloses a binding dressing changing device for clinic nursing of limbs. The device comprises a base. A control switch is arranged at the side surface of the base. The input end of thecontrol switch is electrically connected with the output end of an external power source, the two sides of the upper surface of the base are each provided with a sliding groove, a sliding block is insliding connection with the interior of each sliding groove, the two side surfaces of the base are each provided with a motor, the output shafts of the motors penetrate through the sliding grooves andare connected with drive screws through couplers, and the drive screws are in threaded connection with screw holes formed in the side surfaces of the sliding blocks. According to the binding dressingchanging device for clinic nursing of limbs, the limb needing to be subjected to binding dressing changing of a patient can be placed and fixed, single-person operation is facilitated, working efficiency is improved, operation is easy, use is convenient, the motor can drive the sliding blocks to move through the drive screws, the width of the device can be adjusted according to the body figure ofthe patient, an electric stretchable rod can drive an elastic belt to retract and stretch to adjust the height of the device, the generality is improved, the elastic belt is used for containing the limb of the patient, and single-person operation of nurses is facilitated.

The invention relates to a busbar bending one-step molding controller. The busbar bending one-step molding controller mainly comprises a step-down transformer, a relay, a stroke controller, an induction magnet and a bending machine. The step-down transformer is installed at the input end of the stroke controller, the relay is connected to the output end of the stroke controller, a contactor is connected to the other end of the relay, and the contactor is connected with power supply of the bending machine. The busbar bending one-step molding controller is convenient to carry, and can reduce waste of busbar materials, shorten busbar bending time and improve busbar bending accuracy.

The invention provides an angle servo monitoring system and method. Automatic measurement of deviation angle is implemented by matching a controller, a drive detector, a stepping motor, a laser source and a photoelectric sensor, function testing can be finished through one click, and individual operation is facilitated; the problems of low automation level and complex testing process are solved, and the efficient troop operation can be met; by the end of each measurement, laser beam emitted by the laser source is aligned with the position between a first array and a second array through rotation, algorithm is in the status of servo monitoring, when one array receives a laser signal, the system is triggered to perform angle measurement, the angle servo measurement is implemented, full automation of testing is realized, and the testing efficiency is improved; the controller is provided with a system remote control port, the remote control of the system can be implemented, and the damage of testers by high-power microwave radiation is avoided.

A wheelchair comprises a lower wheelchair frame and an upper wheelchair frame. A rotating disc is fixed to the top of the lower wheelchair frame, a rotating shaft of the rotating disc is installed on the upper wheelchair frame to drive the upper wheelchair frame to rotate around the rotating disc, a driving wheel and a driven wheel which are meshed with each other are arranged in the rotating disc, the rotating shaft of the rotating disc is driven to rotate through a stepping motor to make the upper wheelchair frame rotate around the rotating disc, and rotation of the upper wheelchair frame is adjusted to make the sitting direction of a user perpendicular to the walking direction of the wheelchair after the user is rotated. According to the wheelchair, by arranging the lower wheelchair frame and the upper wheelchair frame which are in a spilt type, separate rotation of the wheelchair frames can be achieved; as rotation of the upper wheelchair frame is adjusted to make the sitting direction of the user perpendicular to the walking direction of the wheelchair after the user is rotated, sliding of the wheelchair can be limited through friction force between wheelchair wheels and the ground when the user on the wheelchair gets on or off the wheelchair, convenience is brought to single-person operation of the user, and meanwhile the situation that when locking devices fail, the wheelchair slides, and consequently the user bruises can be avoided.

The invention relates to the field of gauze production equipment, in particular to gauze tailoring and supporting equipment with positioning and guiding functions. The equipment comprises a supportingstructure, a cleaning structure, a driving structure, a storage box, a height adjusting structure, guiding structures, a positioning structure and an air supply structure; four guiding structures arepairwise arranged on the height adjusting structure and the storage box symmetrically, so that the distances between the guiding structures on the height adjusting structure and the guiding structures on the storage box are conveniently adjusted, and gauzes with different thicknesses are conveniently stretched and guided; the driving structure is connected to the two guiding structures on the storage box, so that the rotating directions of the two guiding structures on the storage box are opposite, the two guiding structures are driven to flatly pave the gauzes to two sides, and the gauze tailoring efficiency and quality are greatly improved; the driving structure abuts against the air supply structure, and the air supply structure is connected to the positioning structure, so that wastechips are effectively prevented from bonding on the gauzes; and meanwhile, through arrangement of the positioning structure, the tailoring precision is higher.

The invention discloses an assembly type cabinet auxiliary installation device which comprises universal wheels, a base, a lifter, a clamp holder, a containing box and a glue injection machine. The base is arranged on the universal wheels, the lifter is arranged on the base, the clamp holder is arranged on the lifter, the containing box is arranged on the base and located on the side away from thelifter, the glue injection machine is arranged on the base and located between the lifter and the containing box, the lifter comprises a stand column, a rack, a displacement clamping ring, a driven gear, a driving gear and a hand-cranking shaft, a crank is hinged to the hand-cranking shaft, and the clamp holder comprises a rotating disc, a support box, a telescopic rod, a push rod, a clamping jawsupport and a clamping jaw rod. The invention relates to the field of design of assembly type cabinet mounting devices, in particular to the assembly type cabinet auxiliary installation device.

The invention relates to a mechanical equipment fault diagnosis device capable of detecting the vibration frequency. The mechanical equipment fault diagnosis device comprises a machine body and a display screen, wherein open grooves are distributed in two sides of an outer wall of the machine body; a cover body is distributed outside the open grooves; an inner sliding rail is distributed at the connected part of the cover body and the machine body; a handle is arranged at the middle part of one side of the cover body; the display screen is distributed at one side of the front side of the machine body; an operation panel is arranged at the other side of the front side of the machine body; a limiting pad is fixed at one end of the outer wall of the machine body; and a PCB is fixed in the display screen. Through the arrangement of the machine body, the open grooves and the cover body, a sliding structure is formed between the machine body and the cover body through the open grooves, and an obtuse angle design is adopted by the outer surface of the whole machine body, so that when a user holds the device, no sharp part exists at the corner of the device and the condition that the useris scratched is avoided; and furthermore, the cover body has a good protection effect and can effectively protect the front side of the machine body, thereby reducing the possibility of damage to themachine body in the carrying process.

The invention discloses an intermittent transmission soil removal device for sugar beet production and processing, which comprises a bottom plate, a storage basket, a first conveyor belt, a second conveyor belt, a wire mesh, a vibrating piece, an elastic rope, an intermittent drive device, and a first height adjustment device And the second height adjustment device, the role of the limit block, so that the beets will not fall easily, the beets located on the first conveyor belt and the second conveyor belt are also in the process of stopping the intermittent transmission, due to the inertia of the beet shakes, so that The soil on the beets shakes and falls, and at the moment when the intermittent transmission stops suddenly, the vibrating plate shakes to beat the beets on the first conveyor belt and the second conveyor belt, and the soil removal effect on the beets is more obvious. The first height adjustment device and The second height adjusting device is convenient for one-person operation, and adjusts the height of the second mounting plate and the third mounting plate according to needs, so that the sugar beets fall into positions of different heights.

The invention discloses elevator weighing device detection equipment. The elevator weighing device detection equipment comprises a lever mechanism, a force applying device and a lever mechanism connecting device, wherein the lever mechanism is used for loading at the elevator rope head position, the force applying device is used for applying force to the lever mechanism, and the lever mechanism connecting device is used for fixing connecting the lever mechanism to the elevator rope head position. According to the detection equipment, when a weighing device is debugged or detected, weight blocks do not need to be moved into a lift car any more, and all loading operation can be completed in a machine room. The elevator weighing device detection equipment has the beneficial effects of being simple in structure, low in cost, small in weight, small in size, convenient to transport and the like; universality is high, the equipment can be applied to different elevator construction sites and most elevator types, and the reusing rate is high; and spot operation is convenient to operate, one-person operation is easy, loading is simple and quick, load continuous adjustment can be convenientlyand quickly achieved. The invention further discloses an elevator weighing device detection method.