139results about How to "Play a labor-saving role" patented technology

The invention discloses an agricultural perforating device which is convenient for heat dissipation and aperture adjustment, which comprises a base and a top plate. A first through hole is arranged in the middle of the inner part of the base, and universal wheels are arranged on both sides below the base. Both sides above the base are provided with connecting pipes, and the inside of the connecting pipe is provided with a second through hole, the bottom of the connecting plate is provided with a connecting rod, and the inside of the connecting plate is provided with a fixing ring, and the connecting rod A first limit block is arranged on the four sides, a movable block is installed at the upper port of the movable rod, and a magnet block is arranged on the side of the second limit block facing the central axis of the movable rod. The agricultural punching device that facilitates heat dissipation and hole diameter adjustment can ensure that the driver will not be burned out due to excessive temperature when the device works for a long time, and the device can change the diameter of the punched hole, which is convenient for users to choose Appropriate hole diameter to drill.

The invention discloses a cart with extension-type wheels. Extension-type wheel sets are mounted in the front and in the back of the bottom of a cart carriage. Each extension-type wheel set comprises a wheel, a connecting-rod extension mechanism and a hydraulic cylinder. Each pair of extension-type wheel sets can be adjusted to ascend and descend within a certain range according to needs, so that when the cart needs to pass two ground surfaces different in height, the height of the extension-type wheel sets can be adjusted sequentially, and the cart can cross an obstacle caused by the ground surfaces different in height stably. The trouble of inconvenience in passing can be omitted particularly when the cart carries a plenty of goods; since the extension-type wheel sets are adjusted to ascend and descend in pairs, the goods carried in the cart can be kept horizontal as far as possible during passing, and side tilt is reduced.

The invention discloses orthopedics nail withdrawal equipment having a clamping function. The equipment comprises a base plate, wherein vertical plates are fixedly connected to both ends of the base plate; a top plate is fixedly connected to the tops of both the vertical plates; a placing groove is defined in the middle of the upper side of the base plate; a threaded rod is rotatably connected tothe middle of the top plate; and a supporting pillar is arranged at the lower side of the threaded rod. The orthopedics nail withdrawal equipment provided by the invention has the beneficial effects that magnetism, which is same to a magnetic pole, is generated as an electromagnet is charged with a current, so that the magnetic pole, which is repelled, moves downwards in a mode of being away fromthe electromagnet under repulsive force, so that a mounting pillar is driven to move downwards and the two clamping plates are squeezed by virtue of a connecting rod which is driven by the mounting pillar, and subsequently, the two clamping plates are moved apart, and a distance between the two clamping plates is widened; then, a clamping plate drops, and the head of a nail enters a region betweenthe two clamping plates; and the electromagnet is charged by a reverse current, so that magnetism, which is opposite to the magnetic pole, is generated, and subsequently, the magnetic pole is moved upwards and the mounting pillar, which is driven by the magnetic pole, is moved upwards.

A plug with an unplugging assisting function comprises a plug body and conductive terminals. A button assembly, two transmission parts and a pushing portion are arranged on the plug body. The button assembly comprises two buttons and a spring, the buttons are symmetrically arranged on two sides of the plug body, the spring is arranged between the upper ends of the two buttons, and the lower end of each button is of sectorial gear structures. Each transmission part is a transmission gear set comprising a gearwheel and a pinion transmitting coaxially, the two transmission parts are respectively correspondingly arranged at the lower ends of the two buttons and are respectively mounted on the plug body through a positioning shaft, sectorial gear structures of the lower ends of the buttons are meshed with the pinions of the corresponding transmission gear sets. The pushing portion is mounted on the outer side of the front end of the plug body and forms a sliding matching relation with the plug body through the outer side and the inner side as well as a guide groove and a guide rack, the inner wall of the pushing portion is provided with a rack structure which is longitudinally disposed and is meshed with the gearwheel of the transmission gear set at the corresponding position, the pushing portion is driven to move back and forth along the plug body by rotation of the gearwheel, the front end of the pushing portion contacts with the surface of a socket. The plug with the unplugging assisting function has the advantages of convenience, quickness, labor saving and safety in unplugging.

The invention discloses a soil drill. The soil drill comprises a handle, a flywheel mechanism, a drilling rod and a drilling head arranged at the end portion of the drilling rod; the flywheel mechanism comprises a steel box in inside gearing with an unidirectional-rotation ratchet mechanism, and a steel shaft nested to the ratchet mechanism, the centers of the steel box, the ratchet mechanism and the steel shaft are respectively provided with a circular through hole, the drilling rod traverses the circular through holes and is clamped to the steel shaft, and the steel box is fixedly connected with the handle from the outside; and the flywheel mechanism drives the drilling rod to rotate in an unidirectional mode after the handle is rotated. The soil drill has the advantages of labor saving, time saving, and substantial improvement of the soil sampling work efficiency.

The invention discloses a passive exoskeleton device and a parameter detection method thereof, wherein a passive waist assisting exoskeleton device includes a hip belt, a strap, a hip joint assisting mechanism and a branch rotating piece, and the hip joint assisting mechanism consists of two , respectively installed on both sides of the hip belt; the hip joint assisting mechanism includes a leg pad, a leg rod, a rotating shaft, a clockwork spring and a runner, the leg pad is installed on the leg rod, the leg rod is fixedly connected with the rotating shaft, and the clockwork spring Installed in the spring cavity of the runner and the clockwork spring is fixedly connected to the runner. After the rotating shaft passes through the runner and the clockwork spring, the two ends of the rotating shaft are respectively hinged on the hip belt. The clockwork spring is fixedly connected to the rotating shaft, and the branch rotates It includes a chest pad and a rotating plate mounted on the chest pad and capable of rotating relative to the chest pad. The invention can store the gravity of the upper body of the human body through the hip joint booster mechanism to store energy for the bending operation of the human body.

Disclosed is a pincer type labor-saving bottle opener. The bottle opener is composed of clamp holders, inner teeth, a pin, a spring, a small shaft and a shaft sleeve. The inner sides of the two clamp holders are provided with the inner teeth. The tails of the two clamp holders are connected in a movably matched mode through the pin. The small shaft is fixed to one clamp holder, and the shaft sleeve is fixed to the other clamp holder. The small shaft can slide in the shaft sleeve. The spring is arranged in the small shaft and the shaft sleeve. Ordinarily, a certain opening-closing degree between the two clamp holders can be kept through the spring. During using, a to-be-opened bottle cap is placed between the two clamp holders, the outer sides of the two clamp holders are held with a hand to rotate the bottle cap anticlockwise, and in this way, the bottle cap can be opened. After the bottle cap is put on a bottle, if certain tightness is needed for preventing air from entering the bottle or a child from opening the bottle, the bottle cap can be held through the bottle opener and rotated clockwise and properly.

The invention discloses a disposable rapid taking off device for operation glove virus protection. The disposable rapid taking off device for operation glove virus protection comprises a base, whereina moveable ring is fixedly connected with the left side of the top of the base; a fixed air cushion is fixedly connected with the inner side of the moveable ring; a coiling air cushion is arranged onthe right side of the fixed air cushion; and a support rack is moveably connected with the left side of the moveable ring. According to the disposable rapid taking off device for operation glove virus protection, a moveable plate is mounted in a taking off box, when the device is used, hands with gloves are put into the taking off box, an airbag is continuously extruded, the moveable plate is driven to move rightwards through air pressure, then a negative pressure environment is formed on the left side of the moveable plate 10, internal and external air pressure of a glove is out of balance,the swelling can be swelled up, then a hand can be taken out conveniently, the outer surface of the glove can be completely prevented from contact with skin, testing or medical operators can be protected to the maximum extent, the security can be improved, and meanwhile, convenience can be brought to glove taking off.

The invention relates to the field of agricultural fertilization equipment, in particular to a water soluble fertilizer precision fertilization device and fertilization method. The device comprises anelectric control system, a speed regulating system, a feedback sensor and an actuator. Precision fertilization is achieved by a method for regulating the output power of the actuator by real-time feedback and dynamic current regulation. Use of water soluble fertilizers can be precisely controlled, the functions of saving the fertilizers, time and labor are achieved in the water and fertilizer integration process, the system can be rapidly regulated to stably run by constrained parameters including step parameters, differential divisors and integrating factors of the speed regulating system, water soluble fertilizer use precision of the device is improved, and operation is simplified.

The invention discloses a ladder special for a garden based on a pulley block. The ladder comprises a base and a lifting platform; the middle of the upper end of the base is provided with a fixed column, the upper end of the fixed column is slidably sleeved with a telescopic sleeve, and the lower end of the telescopic sleeve is provided with a sliding telescopic hole matched with the fixed column.According to the ladder, the structure is simple and reasonable, when the ladder needs to be fixed, the right end of a lever is lifted upwards, then, a movable pressing plate abuts against the ground, and accordingly ladder fixing is achieved; when the ladder needs to be fixed to a lawn, only the right end of the lever needs to be further lifted upwards, accordingly, puncture needles pass throughholes and are pierced into the ground, and the ladder is further fixed; the height of the lifting platform is adjusted by pulling a hauling cable, and then, the movable end of the hauling cable is tied onto a positioning rod; people can adjust the height of the telescopic sleeve as required, and then, the upper limit height of the lifting platform is adjusted; and movable pulleys are adopted, thus, the effort saving effect can be achieved, and the practicality is high.

The invention relates to the field of film coating machine devices, in particular to a coating production device for a film. The coating production device comprises a base, a winding structure, a guiding structure, an ash removal structure, a fixing structure and a discharging structure; the coated film can be wound by the winding structure, the guiding structure fixed to one end of the winding structure can guide the coated film, so that the condition of sticking or malposition during the winding process can be avoided, the ash removal structure can be driven to blow air to the surface of thefilm to be wound when the winding structure is in operation, so that dust on the film to be wound can be cleared up in time to ensure the quality of the wound film, and the fixing structure arrangedon the winding structure can clamp and fix a wound fixing barrel to prevent the condition that the wound film roll rotates during the winding process of the winding structure.

The invention provides a building hose leather sheath assembling machine which comprises a bottom plate. A sliding rail is arranged at the middle part of the bottom plate, a sliding sleeve is arrangedon the sliding rail in a sliding fit mode, a sliding block is fixed at the top of the sliding sleeve, and a pipeline clamping mechanism for clamping a pipeline to be assembled is arranged on the sidewall of the sliding block. A leather sheath positioning base is arranged at one tail end of the sliding rail and is close to one side of the pipeline to be assembled, a leather sheath positioning hole is machined in the leather sheath positioning base, a connecting rod propelling mechanism is arranged at the other tail end of the sliding rail, and the connecting rod propelling mechanism is matched with the sliding block and pushes the sliding block to slide along the sliding rail. The assembling machine adopts a multi-link mechanism and is applied to assembling of a leather sheath of a building hose, so that the assembling efficiency is improved, the assembling difficulty and strength are reduced, and the assembling quality is guaranteed.

The invention relates to the technical field of soil sampling, in particular to sampling storage equipment for soil detection. The equipment comprises a cylinder body, a sampling structure, a limitingstructure, an anti-loss structure, a discharging structure and a dehydration structure, wherein a sampling structure is arranged in the cylinder body; sludge on the river bank can be conveniently sampled in a labor-saving manner; a limiting structure is arranged, and therefore the sampling structure can be limited and fixed; the sampling structure is prevented from sliding when the sludge is taken out after sampling is finished; the sampling structure is used for sampling sludge while driving the discharging structure to work; the discharging structure works, and can act on the anti-loss structure; via the sampling storage equipment, sludge in the sampling structure can be discharged, the sampling structure can drive the dehydration structure to work while conducting sampling work, and the stored sludge can be subjected to extrusion dehydration work through the work of the dehydration structure, so that the sludge can be conveniently stored, and late-stage detection of the sludge canalso be facilitated.

The invention discloses a keycap dismounting device of a mechanical keyboard, and relates to the field of computer software and hardware auxiliary equipment, and the key point of the technical scheme is that the keycap dismounting device of the mechanical keyboard comprises supports arranged on the left side and the right side of the keyboard; double pulling ropes which can be embedded into the front side and the rear side of the keycap from top to bottom and double pulleys which are connected with the double pulling ropes and the brackets to enable the double pulling ropes to be connected to the brackets on the two sides in a sliding manner are arranged between the brackets on the two sides; the support is also provided with a pressing mechanism which can simultaneously press two sides of the double pulling ropes to enable the double pulling ropes to enter the lower part of the keycap, and a gap adjusting assembly which is arranged between the double pulleys and can control the linear distance between the double pulling ropes. And the reset elastic piece is arranged on the double pulleys and can reset the pulling rope to the initial height after the pulling rope moves downwards. The key cap dismounting device has the technical effects that the key cap dismounting device is suitable for most mechanical keyboards, and a whole row of key caps can be dismounted at a time.

The invention discloses an intelligent charging pile capable of storing and adjusting the length of a power line for an urban parking lot. The intelligent charging pile capable of storing and adjusting the length of the power line for the urban parking lot comprises a pile body, wherein an accommodating cavity is formed in the pile body, a buffer spring is arranged on the inner left wall of the accommodating cavity, the inner top wall of the buffer spring is fixedly connected with a buffer spring, and the bottom of the buffer spring is fixedly connected with a buffer sliding block. According to the intelligent charging pile capable of storing and adjusting the length of the power line for the urban parking lot, part of the power line is hidden in the accommodating cavity, so that the powerline is pulled out when needed and pulled back through a clockwork spring after being used, the operation of a user is facilitated, the power line can be prevented from being wound when long-distancecharging is conducted, and the market requirement can be better met.

The invention discloses a novel electric actuator convenient for manual control during power failure. The novel electric actuator comprises an electric actuator body, a motor is fixedly arranged on one side of the surface of the electric actuator body through a mounting seat, and the output shaft end of the motor is in transmission connection with the electric actuator body through a coupler; a functional bin is arranged on the side, away from the motor, of the electric actuator body, a transmission rod is movably arranged at the lower end of the side, away from the motor, of the electric actuator body, a first gear set is fixedly arranged on one side of the surface of the transmission rod, a connecting rod is movably arranged at the upper end in the functional bin in a penetrating mode, and a second gear set is fixedly arranged on the outer side surface of the connecting rod. The novel electric actuator is good in use effect, gears at different positions of the first gear set and the second gear set are meshed, and therefore the effect of conveniently controlling the electric actuator body through manual rotation can be improved.

The invention discloses a refrigerator defrosting shovel and belongs to the technical field of refrigerating equipment. The refrigerator defrosting shovel comprises a handle and further comprises a shovel head and a hand-held end which are connected to the two ends of the handle. The hand-held end is provided with a magnet; the shovel head is in an isosceles trapezoid shape, a plastic blade is arranged at the end of the shovel head, and the shovel head is arranged obliquely; and the back portion of the handle is connected with an air duct, an inlet of the air duct is provided with a fan, and an air outlet of the air duct is formed in the back portion of the shovel head. The refrigerator defrosting shovel is simple and reasonable in structure, easy to produce and manufacture, and easy, convenient and rapid in use, the clearing difficulty of frost blocks and frost crumbs is reduced, and wide market spaces are achieved.

The invention discloses a power distribution cabinet convenient for assembling and maintaining. The power distribution cabinet comprises a power distribution cabinet main body, an air outlet pipelineand a threaded column. A main pipeline is arranged on an inner side of a temperature controller. The air outlet pipeline penetrates through the inner side of a branch pipeline. An abutting frame penetrates through a bottom of the power distribution cabinet main body. The threaded column penetrates through a top of a wire inlet hole and a top of an abutting block, a supporting frame is fixed to a rear side wall of the power distribution cabinet main body through a third bolt, an air diffusion fan is arranged at the top of the power distribution cabinet main body, a groove is arranged in a lowerend surface of a rain baffle plate, and a bottom plate is arranged on a lower side of a battery pack. By using the power distribution cabinet convenient for assembling and maintaining, installation work of a moving plate and an anti-collision plate can be completed by tightening a first bolt. When a device is impacted by an external force, the anti-collision plate and the moving plate can move left and right under an effect of a compression spring at the same time, damages to internal parts of the power distribution cabinet main body due to object impact is prevented, the anti-collision platecan be detached by taking down the first bolt on the anti-collision plate, and maintenance and replacement are convenient.