30results about How to "With buffer protection function" patented technology

The invention discloses a pure electric vehicle drive motor. The motor comprises a mounting seat, a mounting slot is formed in a top side of the mounting seat, a motor body is mounted in the mountingslot, an output shaft is arranged on one side of the motor body, first trapezoidal blocks are fixedly mounted on inner walls of two sides of the mounting slots, grooves are formed in both sides of themotor body, sliding blocks are slidably mounted in the grooves, second trapezoidal blocks are fixedly mounted on sides, away from each other, of the sliding blocks, the first trapezoidal blocks are adapted to the second trapezoidal blocks, one ends, away from the sliding blocks, of the second trapezoidal blocks extend out of the grooves and are in contact with the first trapezoidal blocks, firstlimiting slots are formed in the top side inner walls and the bottom side inner walls of the grooves, and first limiting blocks are fixedly mounted on the top side and the bottom side of the sliding blocks. According to the motor, the motor body is convenient to install, disassemble and maintain, the function of buffer protection for the motor body is achieved, and the motor has the advantages ofsimple structure and convenient operation.

The invention provides an optical cable with a self protection structure, which comprises a first hollow ring, a first ring, an elastic rope, a second ring, a second hollow ring, an air injection pipe, a check valve, an expanded rubber pipe and an elastic rubber ring, wherein the first ring is fixed at the right side of the ring-shaped side surface of the first hollow ring; the second ring is fixed at the left side of the ring-shaped side surface of the second hollow ring; the left end of the elastic rope is connected with the first hollow ring through the first ring; and the right end of theelastic rope is connected with the second hollow ring through the second ring. The design realizes the purpose of convenient bending, the elastic rubber ring is fixed inside the first hollow ring through sticking gum, the expanded rubber pipe is assembled inside the first hollow ring, the expanded rubber pipe is arranged outside the elastic rubber ring, the check valve is assembled at the upper side inside the air injection pipe, the purpose of inflation and fixing is realized, a buffer protection function is achieved, the reinforcement mode is flexible, the stability is good, and the reliability is high.

The invention discloses a convenient uterine curettage device for gynaecology and obstetrics, and relates to the field of surgical equipment for gynaecology and obstetrics. In order to solve the problems that most conventional uterine curettage spoons adopt a fixed structure, so that the using length cannot be adjusted, the operation is inconvenient, the using flexibility of the equipment is low,during uterine curettage, when the intensity is not appropriate, uterine walls can be scratched by spoon bodies, secondary damage is generated on a patient, and no buffer structure is arranged, the invention provides the convenient uterine curettage device for gynaecology and obstetrics. The convenient uterine curettage device for gynaecology and obstetrics is characterized by comprising a spoon body, an adjusting cylinder and a handle, wherein the adjusting cylinder is arranged on one side of the spoon body, and the handle is arranged at the other end of the adjusting cylinder; a cavity is formed in the inner wall of the handle; and a motor is fixedly mounted on the inner wall of the cavity. The convenient uterine curettage device for gynaecology and obstetrics disclosed by the inventionis novel in structure, and the length is convenient to adjust; the automation extent of electric adjustment is high, working load of manual adjustment by labor is reduced, and the using flexibility isimproved; through the buffering of a buffer spring, the operation intensity of the spoon body is reduced, the body of the patient is prevented from damaging to cause secondary damaging, the using safety is improved, and the convenient uterine curettage device for gynaecology and obstetrics is suitable for popularization.

The invention relates to a winding film pre-tightening and automatic film taking-up device of a winding packaging machine. A body of the winding film pre-tightening and automatic film taking-up deviceis composed of a nut, a washer, an empty sleeve winding film roller, a coil spring, a winding film shaft, a driven friction plate fixing block, a driven friction plate, a driving friction plate, a driving friction plate fixing block, a thrust bearing, a pressure spring, a gasket, a fastening nut, a motor, a winding film, a driving friction plate shaft, a coupling and a key. According to the winding film pre-tightening and automatic film taking-up device, the problem that the winding film is too loose in the winding packaging process of an annular piece can be effectively solved, and the winding film can be pre-tightened and automatically taken up in real time so as to effectively improve the winding packaging quality of the annular piece; and two sets of schemes of coil spring pre-tightening and film taking-up and friction plate pre-tightening and film taking-up are adopted to be mutually matched to complete pre-tightening and film taking-up of the winding film, and the functions of pre-tightening and film taking-up can be completed separately through the two sets of schemes.

The invention relates to the technical field of medical treatment, in particular to a cardiopulmonary resuscitation instrument for the emergency department. The instrument comprises: a bed board, wherein two automatic folding supporting devices are arranged on one side of the bed board; a plurality of support frames which are fixed on the lower surface of the bed board; a control panel which is fixed on one side of the bed board; a protective cover which is fixed on one sides, close to the support frames, of the bed board; and a storage battery which is fixed to one side in the protective cover, wherein the control panel is electrically connected with the storage battery through a wire. By arranging the bed board, the support frames, connecting shafts, U-shaped seats, supporting legs, universal wheels, reinforcing rods, rotating plates, electric telescopic push rods B, Z-shaped lifting frames, distance sensors, threaded rods, stepping motors, guide cylinders, pressing plates, soft cushions and buffer springs, the cardiopulmonary resuscitation instrument has the functions of automatic folding, automatic stretching, quick use, automatic approaching, automatic repeated pressing, buffer protection and the like.

The invention relates to the technical field of construction engineering, in particular to a multifunctional measuring device for construction engineering management. The device comprises a horizontalshell, multiple idler wheels are uniformly arranged on the bottom face of the shell in the length direction, rotary doors are rotatably arranged in the two ends of the shell, and a clapboard is vertically arranged in the center inside the shell; an annular shell is arranged in the center inside a cavity formed by the clapboard and the shell, a transverse shaft is arranged in the center inside theannular shell, a volute spiral spring is arranged at the periphery of the transverse shaft, a ruler is connected to the other end of the volute spiral spring, and a pull handle is arranged at the end, extending to the outer side of the annular shell, of the ruler; two hydraulic telescopic rods are horizontally arranged at one side of the clapboard, an annular fixing plate is arranged at the otherend of each hydraulic telescopic rod, a mounting base is arranged in the annular fixing plates, a concrete quality detector is arranged in the mounting base, and sliding sleeves are arranged on the top faces of the annular fixing plates through upright rods. The multifunctional measuring device is easy to operate, convenient to use and capable of measuring the size and detecting the quality of concrete; meanwhile, the device has the buffering protection function.

The invention discloses an LED (light emitting diode) lamp housing fixing device which comprises a fixing sleeve and an extension spring. The extension spring used for tightening a lamp housing is mounted in the fixing sleeve in which the lamp housing is accommodated. At least one end of the extension spring is movably mounted on the side wall of the fixing sleeve. The invention further discloses an LED production line with the LED lamp housing fixing device. The LED lamp housing fixing device and the LED production line with the same are applicable to LED lamp housings different in shape and size, equipment utilization range is widened, and under the condition that structures of LED lamps change quickly, normality in use of the production line can be guaranteed, replacement cycle of the production line is prolonged, and production cost is greatly reduced; a function of buffering protection of lamp housings is realized, and quality of LED lamps is improved.

The invention provides a mine self-rescue equipment with buffering protection function, which comprises a binding band and an installation cover; the inner side surface of the back body is provided with a first connecting seat and a second connecting seat respectively from top to bottom, two parts of buckle binding bands positioned up and down are hinged through the first connecting seat, four rows of back belts made of rubber band type materials are hinged through the second connecting seat from top to bottom, and the inner side surface of the back body is an arc-shaped contact surface structure conforming to the back structure of the human body; a partition plate with a rectangular structure is welded through the reserved groove; the two installed doors have the functions of buffering and protection, and the adoption of two oxygen supply bottles at the same time increases the oxygen carrying amount and raises the safety factor as the reserved oxygen supply bottle can replace the damaged one, moreover, the back body is provided with a protection buckle seat for protecting the oxygen bottle, once the human body is knocked down by the mine landslide flowing down or by the dropping ore and mineral soil, the buffer plate on the back provides buffering and diffuses the force, and meanwhile, the protection buckle seat can protect the oxygen bottle.

The invention relates to a computer hardware installation device based on the upper, lower, left, and right positioning principle. The device comprises a bottom plate and a top plate. The bottom plateand the top plate are fixedly connected with two side plates, the bottom plate is symmetrically provided with two moving grooves with openings facing upward, a moving block is arranged in the movinggroove, the top ends of the two moving blocks are fixedly connected with a first clamping plate, the first clamping plate is Z-shaped, mounting plates are erected on the two first clamping plates, a main computer box is arranged on the mounting plate, and left and right positioning devices are fixedly connected with each other through support columns at the middle of the bottom plate. The top plate is fixedly connected with two upper and lower positioning devices, the bottom ends of the two upper and lower positioning devices are fixedly connected with a second clamping plate, and the lower side of the second clamping plate is fixedly connected with a rubber pad. The device has the beneficial effects that a first magnetic pole and a second magnetic pole are attracted to each other, so thatthe two first clamping plates are simultaneously moved to the computer host box, and the computer host box can be clamped.

The invention provides an electronic equipment package device, belongs to the technical field of electronic equipment package, and solves the problems that a corrugated carton used in a traditional design method is weakened in continuous strength, is damaged in strength after being used, cannot be recycled and does not have enough buffer protection performance. The electronic equipment package device comprises a tabulate first main body and a tabulate second main body, wherein a hollow space for accommodating electronic equipment is formed in the middle of the second main body; a first strip-shaped boss is formed on the lower surface of the second main body, and a first strip-shaped groove matched with the first strip-shaped boss is formed in the upper surface of the first main body; and asecond strip-shaped boss is formed on the upper surface of the second main body. By selecting an EPP material, a packaging box and an inner buffer gasket are integrated together, therefore an outer packaging box is omitted, the conditions that the EPE material is insufficient in strength and toughness and difficult to recycle for multiple times are improved, the packaging material can be recycledfor multiple times, environmental protection is facilitated, and the cost is reduced.

The invention discloses an unmanned aerial vehicle body temperature measurement device and method for a smart city. The device comprises an unmanned aerial vehicle main body, a temperature detector body, a telescoping assembly, a protection assembly, a buffering assembly, supporting legs, and a temperature detector body installation seat. The outer wall of the bottom end of the unmanned aerial vehicle main body is provided with the temperature detector body. The telescopic assembly, the protection assembly and the buffering assembly are adopted, a first sliding block, a second connecting rod,a first telescopic rod, a limiting baffle, a second spring, a second sliding block and a third connecting rod in the telescopic assembly are matched, so that the unmanned aerial vehicle has a telescopic function; the device is simple in structure and convenient to operate, and the occupied space of the unmanned aerial vehicle is reduced; a second sleeve, a fan, a connecting plate and a third sleeve in the protection assembly are matched, so that the unmanned aerial vehicle has a protection function; and through cooperation of a second telescopic rod, a third spring and a buffer baffle in the buffer assembly, the unmanned aerial vehicle has a buffer protection function, the unmanned aerial vehicle is further protected, and the service life of the unmanned aerial vehicle is prolonged.

The invention provides a vehicle hub coating, transfer and carrying mechanical jaw. The vehicle hub coating, transfer and carrying mechanical jaw comprises a chute, a slide bar, a batten and a spongeplate; the chute is formed in the back side of the right end surface of a platform; the slide bar is mounted in the chute; the batten is fixed on the upper end surface of the slide bar, and the lowerend surface of the batten is bonded with the upper end surface of the platform; and the sponge plate is fixed on the front end surface of the batten through glue. Through the design, the problems of shortage of the buffer function in a traditional vehicle hub coating, transfer and carrying mechanical jaw, the contact surface recessing or paint falling easily caused by rigid collision between hubsand fixed rods in blockage of the hubs by first clamping jaws and second clamping jaws through movable positioning rods and high operation difficulty are solved; and the vehicle hub coating, transferand carrying mechanical jaw achieves the buffer protecting function, and is convenient to disassemble, excellent in reliability and low in rework rate.

The invention relates to the technical field of clinical equipment, and discloses a clinical hemostasis rescue device with a buffering protection function, an annular block is movably arranged in an inner cavity of a mounting shell, two connecting pipes are symmetrically and slidably arranged in an inner ring of the annular block, and assembling blocks are welded to the upper surfaces of the connecting pipes. When the clinical hemostasis rescue device with the buffering protection function is used, an electric rotating disc is arranged to drive an extrusion rod to do vertical reciprocating motion, so that the extrusion rod pushes a rubber plug to move under the air inlet effect of a one-way air inlet valve; a rubber plug can be reset through a pressure release valve after use, so that the situation that a hemostatic pressing plate needs to be fastened after disinfection and blood blocking are carried out on the periphery of the bleeding opening by using additional equipment is avoided; and therefore, the problems of tedious use process and low efficiency are solved.