33results about How to "Reduce physical demands" patented technology

The invention relates to an automatic assembling machine for a carbon brush frame torsional spring. The automatic assembling machine is characterized by comprising a substrate, a bracket and a control system, wherein the bracket is fixedly arranged on the substrate; the bracket is provided with a pressure air cylinder; a pressure plate is fixedly connected with a piston rod of the pressure air cylinder; and a torsional spring expanding mechanism is arranged on the substrate below the pressure plate. The automatic assembling machine has the advantages of simple and compact structure and convenience in operating; and the requirements of physical strength and operation technique of operation workers are lowered, rapid and efficient auxiliary equipment is provided for the assembling of the carbon brush frame torsional spring, the labor intensity of the operation workers is relieved, the yield of a product is increased, the working efficiency is increased, and the production cost is reduced.

The invention belongs to the technical field of medical instruments and particularly relates to the technical field of interventional instruments in third-class medical instruments, in particular to a transcatheter heart annuloplasty system. The transcatheter heart annuloplasty system comprises a forming ring assembly, wherein the forming ring assembly comprises a macromolecular braided tube, an anchor nail, a contraction line and a bidirectional contraction device; a delivery assembly, wherein the delivery assembly is used for conveying the forming ring assembly to a target position; and a continuous anchoring assembly, wherein the continuous anchoring assembly is used for fixing the forming ring assembly to the target position. Through the bidirectional contraction device based on a compression spring, a friction disc and a wire spool, bidirectional contraction of a forming ring fixed to a valve is achieved, the strength and size of contraction of the valve are accurately adjusted, locking can be achieved at any time, a doctor is allowed to adjust the contraction degree of the valve according to different conditions of different patients, and the doctor is allowed to make adjustment in an opposite direction, so that the size change of the valve during continuous opening and closing is adapted, thus, the success rate of an operation is guaranteed, and secondary operation correction is avoided.

The present invention discloses a potato peeling and cutting device for food processing. Two sets of elastic rods enable a fixed plate on the elastic rods to fit surface skins of potatoes and a rotarydevice for rubbing and removing of outer skins of the potatoes one by one is combined. The potato peeling and cutting device is characterized in that an annular waterway is arranged on an inner wallof a fixed barrel, a plurality of water outlet holes are equidistantly opened in the inner wall of the fixed barrel and respectively communicate with the annular waterway, inlets of the water outlet holes are broad and outlets of the water outlet holes are narrow, a sliding groove is formed in the inner wall of the fixed barrel and located under the annular waterway, the sliding groove is in an annular shape, one end of a water inlet pipe is arranged on one end of the fixed barrel and communicates with the annular waterway in the inner wall of the fixed barrel, the fixed plate is arranged on outside wall of a main body barrel, and the potato peeling and cutting device is small in structures, conducts peeling of the potatoes one by one, facilitates the peeling of the potatoes in small batches, and is wide in application scopes, the potatoes have no rotary collisions, and taste of the potatoes is not affected.

The invention relates to an external air reservoir or tank linkage synchronous lifting table based on the principle of a gas spring. The external air reservoir or tank linkage synchronous lifting table includes a table top (1) and a base (4), and is characterized in that the table top is installed on the base through at least two lifting legs (3) made based on the principle of the air spring, each lifting leg is composed of a piston rod (77), a cylinder body (33) and a power air cylinder or tank (57), a rod cavity of one of the cylinder bodies (33) communicates with storage cavities of the power air cylinders or tanks (57) as the driving power while communicating with a rodless cavity of another one of the cylinder bodies (33), a rod cavity of the last cylinder body (33) communicates with a storage cavity of the last power air cylinder or tank (57) while communicating with a rodless cavity of the first cylinder body (33), high-pressure gas in power cavities 99 of the power air cylinders or tanks (57) provides power to lift the table top, and the high-pressure gas is compressed and stores energy when the table top descends. According to the external air reservoir or tank linkage synchronous lifting table, the structure is simple, the cost is low, manufacturing is convenient, and the synchronous lifting and arbitrary height locking properties are good.

The invention discloses a semi-electric self-lifting loading and unloading car which comprises a car body, a cargo fork carrier, a hydraulic system and a telescopic trundle frame. The hydraulic system is an electric hydraulic system which is provided with a two-position-four-way reversing solenoid valve, a first oil drainage solenoid valve, a second oil drainage solenoid valve and an oil pump. Two oil outlets of the two-position-four-way reversing solenoid valve are communicated with an upper oil inlet and a lower oil inlet of a double-effect oil cylinder respectively, an oil inlet of the two-position-four-way reversing solenoid valve is communicated with a hydraulic oil tank through a single-way valve and the oil pump, and an oil discharging opening of the two-position-four-way reversing solenoid valve is communicated with the hydraulic oil tank through the first oil drainage solenoid valve. The oil inlet of the two-position-four-way reversing solenoid valve is communicated with the hydraulic oil tank through another oil drainage branch, and the second oil drainage solenoid valve and a throttle valve are arranged in series. Through ingenious arrangement of the solenoid valve hydraulic system, operation such as loading, unloading, car body climbing and car body descending of the whole loading and unloading car can be controlled electrically, the easy degree and labor-saving degree of the operation and working efficiency are greatly improved, and labor intensity is greatly lowered.

The invention discloses a conveniently lifted anti-falling ladder with a more stable center of gravity and relates to the technical field of ladders. The ladder comprises a main ladder, wherein a chute is formed in one side of the main ladder, a pushing device is slidably connected to the inner wall of the chute, a limiting frame is arranged outside the pushing device in a sleeving manner, the limiting frame is fixedly connected to the main ladder, and a supporting plate is rotatably connected to the end at the bottom on one side, close to the chute, of the main ladder. The conveniently liftedanti-falling ladder with the more stable center of gravity can be reinforced automatically when the ladder is likely to overturn backward as the inclination angle becomes small, so that the problem that the ladder is overturned backward as a result of swing is avoided effectively. A constructor moving to the top of the ladder does not consume a lot of physical power, so that the ladder can ascend, and the ladder ascending efficiency is high. In the process that the constructor climbs upward along the ladder, the ladder ascends automatically, so that the construction efficiency is improved. Meanwhile, the ladder is relatively low in demand on physical power and follow-up construction operation is not affected.

The invention discloses a convenient-to-mount water-storage-type electric water heater and relates to the technical field of water heaters. The convenient-to-mount water-storage-type electric water heater comprises a vertical fixing frame, wherein a horizontal supporting frame is fixedly connected with the left and right ends of the top of one side of the vertical fixing frame; a sliding rail device is in threaded connection with the end, far away from the vertical fixing frame, of the horizontal supporting frame through a first bolt; a water heater body is connected with one side of the top of the horizontal supporting frame; first connecting rods are fixedly connected with two sides of the bottom the water heater body; threaded grooves are formed in the bottoms of the first connecting rods; roller brackets are in threaded connection with the threaded grooves through threaded rods; a roller is rotationally connected between two sides of each roller bracket through a rotating shaft; and grooved holes matched with the first connecting rods are formed in one side of the top of the horizontal supporting frame. The convenient-to-mount water-storage-type electric water heater has the advantages that the demand for the physical power of mounting personnel can be reduced; impurities attached to an inner container can be effectively removed; and meanwhile, the damage of shakes to the water heater body can be reduced.

The invention discloses a massage physiotherapy manipulator for wax therapy and a use method thereof, and particularly relates to the technical field of manipulators. The massage physiotherapy manipulator for wax therapy comprises a mounting seat; a movable arm is arranged at the top of the mounting seat; a pressure component is arranged between the movable arm and the mounting seat; a massage mechanism is arranged at the top end of the movable arm; the pressure component comprises a fixing rod; a sliding groove is formed in the outer side of the fixing rod; and a linear bearing is arranged atone end of the fixing rod in a sleeving mode. According to the massage physiotherapy manipulator for wax therapy, by arranging the pressure component and the massage mechanism, the labor cost can beeffectively saved; and meanwhile, the requirement for the physical strength of an operator is lower; the problem that the massage speed and strength are reduced due to the fact that the physical strength of the massage operator is reduced after long-time work is solved; and meanwhile, the problem that wax is solidified in the wax therapy process is solved; and it is guaranteed that the wax can make full contact with the skin to be beneficial for medicine juice in the wax to be absorbed by the skin easily, so that the treatment effect is improved and the massage quality is guaranteed.

The invention discloses a power assisting device for a handcart switch of a switch cabinet. The power assisting device comprises an electric power input piece and a speed reduction transmission piece which are matched for use. The position of the switch cabinet handcart is controlled through cooperation of the electric power input piece and the speed reduction transmission piece, the electric power input piece is an independently-arranged component, and the speed reduction transmission piece is provided with an input shaft, a speed reduction gear set and an output shaft which are used in cooperation; and during use, the output shaft is clamped with an operation shaft of the switch cabinet handcart, then the output shaft is clamped with an input shaft of the speed reduction transmission part, the electric power input piece is started, power is transmitted to the input shaft through the output shaft, the speed reduction gear set reduces the speed of the power, and then the power is transmitted to the switch cabinet handcart through the output shaft, so that the switch cabinet handcart is controlled to be in a breaking position. According to the design layout of the device, input power is provided for the speed reduction transmission piece through manual operation, the input power can also be provided for the speed reduction transmission piece through the electric power input piece, the requirement for physical strength of operators is lowered, and meanwhile, the operation efficiency is effectively improved.

The invention relates to the technical field of underwater operation sightseeing equipment, in particular to an open submarine. The open submarine comprises a main body, two combination bodies and empennages. A driving platform, a cabin and a steering rudder are sequentially arranged on the main body from front to back, the steering rudder is connected with the driving platform, and a safety locking device is arranged on the cabin. The two combination bodies are arranged on the left side and the right side of the main body respectively, the combination bodies are connected with the main body through fixing blocks, a power supply assembly and a driving mechanism are arranged on each of the combination bodies, and the driving mechanism is connected with the power supply assembly. The empennages are arranged on the fixing blocks and are connected with the driving platform. The open submarine comprises the main body and the combination bodies. The driving platform and the cabin are arranged on the main body, an operator can sit in the cabin to operate the submarine to move, the situation in which the operator moves underwater by means of the physical strength of the operator is avoided, the physical strength loss of the operator is reduced, the two hands can be liberated for operation when the operator does not need to move, and the operation efficiency of the operator is improved.

The invention discloses an automobile windshield and automobile window glass automatic catapulting type escape device. The device comprises a shell, an articulating mechanism, an armature, an electromagnet, main pushing springs and elastic stop block mechanisms, wherein first through holes are symmetrically formed in the top face and the bottom face of the shell, an end cover is fixedly installedon one side of the shell, and articulating through holes are formed in the other side of the shell; the articulating mechanism comprises a first guide rail arranged in the shell and a second guide rail arranged outside the shell, and articulating rods are arranged between the first guide rail and the second guide rail and can penetrate through the articulating through holes; one side of the armature is fixed to the first guide rail, and stop block grooves are formed in the upper surface and the lower surface of the armature; the electromagnet is fixed to the center position of the end cover; one end of each main pushing spring is fixed to the end cover, and the other end of each main pushing spring is fixed to the other side of the armature; and the elastic stop block mechanisms are detachably arranged in the first through holes.

The invention discloses a fishing dipper capable of being used in cooperation with a fishing rod, and relates to the field of fishing tools. The fishing dipper comprises a dipper net body composed ofa framework and a net bag, wherein the framework and the net bag are provided with a through opening used for avoiding a fishing line of the fishing rod, and a locking mechanism used for preventing the fishing line from being disengaged from the opening can be further assembled on the opening. The fishing dipper has the beneficial effects that the fishing dipper is different from an existing fishing dipper in structure and can be used as a common fishing dipper in use, the fishing dipper can bag a fish from head to tail through the fishing dipper opening by avoiding the fishing line, and the fishing dipper is used for netting the fish while the fish is controlled by the fishing line, so that the hooked fish tail is prevented from swinging and struggling away substantially, the physical requirement is reduced, the fishing success rate is improved, and the fishing dipper can be assembled on a rope to directly slide into water from the fishing line so as to bag the fish from head to tail,so that the fish slipping time is saved, and meanwhile, the fishing success rate is greatly improved, and the fishing dipper is obviously improved compared with the conventional fishing dipper in structure and use.