12results about How to "Avoid ground contact" patented technology

This invention relates to the field of unmanned aerial vehicle (UAV) technology and discloses a multi-functional UAV. The UAV includes a stabilizing support mechanism installed at the bottom of each of its four rotor arms. This stabilizing support mechanism can stably support the UAV in soft sand. An auxiliary mechanism is rotatably connected to the top of each stabilizing support mechanism. This auxiliary mechanism assists in supporting the stabilizing support mechanism and improves its cushioning capacity. A secondary support mechanism is detachably connected to the bottom of the UAV. This secondary support mechanism protects the bottom of the UAV and prevents it from tipping over on uneven ground. Through the cooperation of the stabilizing support mechanism and the auxiliary mechanism, the UAV can utilize its own gravity to stabilize itself in sandy or soft soil terrain, preventing it from sinking or tipping over. Furthermore, the structure is purely mechanical, simple, and low-cost, and is relatively reliable in extreme environments.

The utility model discloses a hair clipper with a protection mechanism, which relates to the field of hair clippers and comprises a hair clipper body, a fixing sleeve is sleeved on the outer wall of the hair clipper body, a plurality of reset springs are mounted on the lower portion inside the fixing sleeve, and the top ends of the reset springs are connected with movable blocks. Through the arrangement of the protective cover, the reset spring, the torsion spring, the movable shaft and the limiting plate, when the shaver head end needs to be protected, the clamping block can be moved out of the clamping groove firstly, the clamping block does not limit the protective cover any more, then the protective cover moves upwards to reset and shields the shaver head end, and therefore the purpose of shielding and protecting the shaver head end is achieved; meanwhile, the limiting plate is not extruded any more, the torsional spring restores and drives the movable shaft to rotate in a reset mode, then the limiting plate is driven to rotate in a reset mode, the limiting plate makes contact with the shaver head end, and when the hair scissors fall to the ground accidentally, the purpose of protecting the shaver head end can be achieved through the arrangement of the protective cover.

The utility model discloses a special lifting appliance for hoisting steel skeleton beam and column, it includes gallows, the front and back of gallows all are connected with telescopic link of sliding, the inner chamber fixed connection of adjusting frame has telescopic link, the output of telescopic link is through to the outside of gallows and is connected with adjusting frame fixedly, the top fixed connection of adjusting frame has fixed frame, the bottom of fixed frame is equipped with two symmetrical sliding slot. The utility model discloses through the lifting ring of gallows bottom hoists steel skeleton column, places gallows at the top of steel skeleton beam, starts two symmetrical telescopic links, makes two symmetrical adjusting frames move to each other, starts motor, makes two -way screw rod and two symmetrical sliding frame screw motion, through the limiting of sliding slot, makes two symmetrical sliding frame move to each other and clamps the wing plate of steel skeleton beam, avoids the lifting appliance to incline when hoisting larger steel skeleton beam, guarantees the safety of hoisting.

The utility model belongs to the technical field of office equipment, and discloses a rest office table with a drawing bed, which comprises an office table, the office table comprises two storage cabinets, the rear side walls of the two storage cabinets are fixedly connected with the same fixed plate, the upper ends of the two storage cabinets are fixedly connected with the same table plate, the fixed plate is provided with a paving assembly, and the paving assembly is provided with a plurality of folding plates. According to the automatic folding and unfolding device, through cooperation of the locking assembly and the torsion spring, the functions of unfolding, locking and automatic folding of the paving assembly and the sleeping blanket assembly are achieved, workers can conveniently and rapidly operate the automatic folding and unfolding device, and the automatic folding and unfolding device is convenient to use and high in practicability. The cotton blanket is always located on the upper side of the mat through the mode that the ground paving assembly and the sleeping blanket assembly are unfolded at the same time, the cotton blanket is prevented from making direct contact with the ground, the sleeping environment of workers is helped to be cleaner and more sanitary, and meanwhile the sleeping comfort of the workers can be improved through the pillow assembly.

The utility model discloses a mounting base for a central air conditioner outdoor unit, which comprises a bottom plate, supporting columns are fixedly connected to the top end of the bottom plate close to the front end and the rear end, a supporting seat is slidably mounted on the outer rings of the supporting columns, a central air conditioner outdoor unit body is mounted at the top end of the supporting seat, and a buffer mechanism is arranged at the top end of the bottom plate. The buffering mechanism comprises a plurality of fixing seats, the fixing seats are installed at the positions, close to the two sides, of the top end of the bottom plate correspondingly and arranged on the bottom plate at equal intervals, fixing rods are fixedly connected to the top ends of the fixing seats, sliding plates are slidably connected to the centers of the outer rings of the fixing rods, and movable rods are movably installed at the top ends of the fixing rods. The fixing rod is surrounded by the fixing rod; according to the installation base for the central air conditioner outdoor unit, noise generated during operation can be reduced conveniently, the damage degree of an installation site can be reduced conveniently, the installation effect is improved, and the fixing stability is improved.

The invention relates to a key cabinet for a wall, the key cabinet comprises a key cabinet body and a driving mechanism, the key cabinet body is used for storing keys, and the driving mechanism is arranged on the wall, is in driving connection with the key cabinet body and is used for driving the key cabinet body to move in a first direction. According to the technical scheme, the arrangement position of the key cabinet body can be flexibly adjusted through the driving mechanism, and operability and convenience are better achieved.

The utility model discloses an anti-falling running machine. The anti-falling running machine comprises a running machine mechanism, transmission belts are fixedly installed at the two ends of the interior of a running belt, rotating wheels are installed on the outer sides of the transmission belts, groove rails are arranged in the outer sides of the rotating wheels, guide columns are fixedly installed at one ends of the rotating wheels, and one ends of the guide columns are fixedly installed in rolling shaft discs; the outer side of the rolling shaft disc is fixedly installed in a curved rack, a plurality of rolling shafts are fixedly installed at one end of the interior of the rack, rolling rollers are arranged in the rolling shafts, and a running belt is arranged at the upper ends of the rolling shafts, so that feet of a runner can directly act on the running belt conveniently, the running belt is driven to move by rotating a rotating wheel, and the running belt is driven to move by rotating the rotating wheel; the speed of a runner and the speed of the running belt can be effectively kept consistent, the situation that a sporter tumbles forwards due to improper control over the speed of the electric running belt is avoided, and tumbling accidents of the sporter can be effectively prevented.

The utility model discloses a prefabricated concrete wallboard hoisting and positioning auxiliary assembly which comprises a frame body, a fixing strip is fixedly connected to the bottom of the frame body, a first sliding groove is formed in the bottom of the fixing strip, an adjusting plate is arranged at the bottom of the fixing strip, a sliding strip is fixedly connected to the bottom of the adjusting plate, the first sliding groove is matched with the sliding strip, and the first sliding groove is matched with the sliding strip. A first hanging plate is fixedly connected to the bottom of the adjusting plate, a second sliding groove is formed in the bottom of the fixing strip, and a threaded sleeve is fixedly connected to the top of the sliding strip. The position of the precast concrete wallboard is preliminarily adjusted through a crane driver, then the motor is started, the threaded rod and the threaded sleeve are made to move in a threaded mode, the threaded sleeve drives the adjusting plate and the first hanging plate to move left and right, and the left-right position of the precast concrete wallboard can be adjusted through the adjusting structure; the problem that the precast concrete wallboard is difficult to adjust accurately is avoided, and the mounting speed of the precast concrete wallboard is increased.

The invention discloses drilling fluid lubricant storage equipment, and belongs to the technical field of drilling fluid lubricant production, the drilling fluid lubricant storage equipment comprises a storage structure used for storing a drilling fluid lubricant, and the storage structure is provided with a stirring mechanism used for stirring the lubricant and a pressure stabilizing mechanism used for keeping the air pressure in the storage structure in a balanced state; the storage structure can be supported, the bottom of the storage structure is prevented from making direct contact with the ground, and meanwhile the bearing part can be properly adjusted according to the storage structures of different sizes so that the bearing part can be suitable for the storage structures of different specifications; the supporting mechanism can adapt to grounds of different mounting places, and even if the grounds of the mounting places are uneven, the flatness of the bearing part can be controlled by independently controlling the corresponding single-head air cylinders; movement is convenient, and the moving efficiency is improved; meanwhile, the moving parts have retractability, so that when the supporting mechanism is installed, the four moving parts can be folded and retracted to the bottom of the bearing part to be hidden and stored.

The utility model belongs to the field of grifola production technology, especially a kind of strain sterilization framework, including the rectangular frame body of upper end open setting, frame body is fixedly connected by connecting rod, the rear end of frame body is equipped with the door body of opening or closing, four lateral surfaces and bottom of frame body are equipped with baffle, bottom baffle is inclined to set, limit platform is equipped in frame body, breathable mat is laid in the bottom of frame body.The utility model is through the door body of being set in the side of frame body, operator can open door body, load bag culture medium into frame body, need not load from the upper end opening of frame body, to further reduce the frequency of bending down of operator to place bag culture medium, reduce labour intensity, improve the convenience of use;Frame body top four corners are equipped with limit piece, for the location of upper frame body support when frame body is stacked, avoid sliding after stacking, simultaneously, top four corners of frame body are protected, reduce impact deformation.

The utility model provides a baby small bed support which comprises an enclosure frame, the enclosure frame comprises U-shaped frames and straight rods capable of being detachably connected with the U-shaped frames, the two U-shaped frames are symmetrically arranged, and the detachable straight rods are arranged between the two opposite ends of the two U-shaped frames respectively. The straight rod or the U-shaped frame is provided with a first splicing part, the first splicing part is connected with a leg tube, the leg tube is provided with a second splicing part, and the second splicing part can be spliced with the second splicing part of another leg tube or is connected with the first splicing part. The problem that an integrated structure of the enclosure frame cannot be detached is solved, the size is reduced after the enclosure frame is detached and folded, storage and transportation are facilitated, and the size of the enclosure frame can be changed by splicing the straight rods with different lengths through the U-shaped frame so as to adapt to the height change of a baby; the leg tubes or the straight rods are provided with first splicing parts, and the leg tubes are provided with second splicing parts, so that the leg tubes and the enclosure frame are quickly connected, the length of the leg tubes is modularly adjusted, and the leg tubes are adaptive to different furniture heights such as beds / sofas / dining tables.