304results about How to "Easy to slide" patented technology

The utility model discloses a machine tool setting gauge protection structure which comprises a machine tool body, the surface of the machine tool body is fixedly connected with a supporting column, the upper surface of the supporting column is fixedly connected with a protection box, the outer surface of one end of the protection box is provided with a fixing block, and the side surface of the fixing block is rotationally connected with a connecting plate. And the upper end of the connecting plate is fixedly connected with an upper cover plate. According to the machine tool tool setting gauge protection structure, the protection box and the upper cover plate are arranged, when the machine tool tool setting gauge protection structure works, the tool setting gauge body is stored through the protection box, and when the machine tool tool setting gauge protection structure does not work, the upper cover plate is rotationally closed, so that the tool setting gauge body is fully sealed and protected through the protection box and the upper cover plate, and chippings generated during machining are prevented from splashing to the surface of the tool setting gauge body; the tool setting gauge body is guaranteed not to be damaged, the service life is prolonged, when the tool setting gauge body needs to work, the drive motor and the transmission chain drive the tool setting gauge body and the upper cover plate to rotate and unfold for use, and practicability is improved.

The invention discloses rock core drilling sampling equipment for geological disaster investigation, and relates to the technical field of sampling, and the rock core drilling sampling equipment comprises a composite mechanism. According to the rock core drilling and sampling equipment for geological disaster investigation, through the design of a composite mechanism, the motor is connected with the butt joint block, and the drill rod is inserted into the inner side of the butt joint block, so that drilling and sampling are conducted on rocks, in the drilling process, the movable frame slides on the outer side of the sliding column so as to ascend and descend, and therefore the work requirement is met; a drill bit mechanism is arranged on the outer side of the drill rod, large rocks are crushed through the drill bit mechanism in the drilling process, meanwhile, rock blocks are guided to enter the inner side of the drill rod, so that a sample is taken out when the movable frame body is lifted subsequently, subsequent treatment is facilitated, and after sampling is finished, the drill bit mechanism is used for crushing the large rocks and guiding the rock blocks to enter the drill rod. When the sample is taken out from the inner side of the drill rod, the sample is taken out more cumbersomely and difficultly, the pushing and pressing mechanism is pressed by the electric push rod, so that the effect of discharging the sample is achieved, and normal operation of equipment is kept.

The invention relates to the technical field of powder coatings, in particular to high-fluidity superfine molding powder and a preparation method thereof. The high-fluidity superfine plastic powder comprises the following components in parts by weight: 40-50 parts of epoxy resin, 15-25 parts of a curing agent, 2-4 parts of a catalyst A, 3-5 parts of a plasticizer, 5-8 parts of polyacrylic acid and / or polyacrylate, 3-5 parts of a silane coupling agent, 10-20 parts of filler and 4-6 parts of other auxiliaries, the curing agent at least comprises a fluorine modified amine curing agent; and the median particle size D50 of the powder coating is 10-20 [mu] m. The powder coating adopting the epoxy resin / fluorine-modified amine curing agent system has better flowability and uniformity, charged powder particles can be guided to the surface of a workpiece under the action of an electric field to form a uniform thin coating, the powder particles are easier to carry charges with the same polarity, repulsive force among the particles is increased, and the powder coating can be applied to the surface of the workpiece. Uniform dispersion of powder particles can be kept, and the phenomenon of particle agglomeration is reduced.

The invention belongs to the field of polymer preparation, and particularly relates to a preparation method of high-toughness NDI-based fluorescent polyurea, the polyurea takes NDI, polyether amine, TEPA and IPDI as raw materials, the NDI, the polyether amine and the TEPA can construct a main chain under mild conditions by utilizing rapid reaction of isocyanate and amino, the main chain is crosslinked by utilizing reaction of diisocyanate and secondary amine, and the high-toughness NDI-based fluorescent polyurea is prepared. A gradient energy dissipation mechanism is formed by the difference of breaking energy of the hydrogen bond and the covalent bond, the toughness of the material is greatly improved, and the hydrogen bond and the covalent bond are crosslinked to limit'movement 'of a planar rigid conjugated structure, so that non-radiative transition is weakened, radiative transition is enhanced, and fluorescence characteristic enhancement is facilitated. The preparation method of the high-toughness fluorescent polyurea is novel, the prepared polyurea has ultrahigh toughness and fluorescence characteristics, the selected raw materials are low in cost, and the high-toughness fluorescent polyurea has wide market prospects. Steps are simple, operation is convenient, and practicability is high.

The utility model discloses a placing box for storing sodium chloride injection bottles, which relates to the technical field of medical instruments and comprises a base, baffles are symmetrically and fixedly arranged on two sides of the base, one ends of the two groups of baffles are fixedly connected through a sealing plate, and the other ends of the two groups of baffles are provided with openings. Wherein two groups of sealing doors are symmetrically arranged at the opening, and the base, the two groups of baffles, the sealing plate and the two groups of sealing doors are enclosed to form a storage tank for storing injection bottles; an inclined plane is arranged on the base, and the height of the inclined plane is gradually increased in the direction from the opening to the sealing plate; the injection bottles are supported by the inclined surface, so that when the injection bottles are placed in the storage groove, the injection bottles have acting force of sliding towards the opening direction, and when a medical worker takes out a group of injection bottles at the opening, each injection bottle slides towards the opening for a certain distance, and the injection bottles are separated from the storage groove. Therefore, the medical staff can take and use the medicine conveniently.

The invention discloses a Ti-V-Zr-Cr-Al series ultrahigh-strength near-beta titanium alloy and a preparation method, and belongs to the technical field of titanium alloy materials, the ultrahigh-strength near-beta titanium alloy comprises, by mass, 5.0%-5.5% of Al, 11.0%-11.5% of V, 2.5%-3.0% of Cr, 4.5%-5.0% of Zr and the balance Ti and inevitable impurity elements; in the preparation process, firstly, an alloy ingot is subjected to blooming forging and cooled to a phase transformation point for upsetting forging, a certain amount of primary alpha phases are formed in the alloy and evenly distributed in beta crystal grains, and a titanium alloy forging stock is obtained; and then the titanium alloy forging stock is sequentially subjected to solution treatment and aging treatment, and the near-beta ultra-high-strength titanium alloy of the double-state structure is obtained. The tensile strength exceeds 1800 MPa, the yield strength reaches 1780 MPa, the elongation at break is larger than 3.2%, and the uniform elongation is larger than 2.8%. Particularly, the tensile strength reaches 1800 MPa, the requirements of the fields of aerospace, the energy industry and the like can be met, and high use value and popularization value are achieved.

According to the uniform and fine grinding structure, the relative position between a grinding wheel and a pipe is fixed through an adjusting assembly, the surface of the pipe is ground through a grinding assembly, and a lifting handle drives the whole device to rotate around the central axis of the pipe; and therefore, the surface of the pipe can be uniformly and finely ground twice. The grinding device is characterized in that the grinding device is composed of a grinding assembly and an adjusting assembly, the grinding assembly is composed of arc-shaped baffles, a protection plate, a connecting plate, a first grinding motor, a first grinding wheel, a second grinding motor and a second grinding wheel, the two arc-shaped baffles are fixedly arranged at the two ends of the protection plate respectively, the protection plate is of a U-shaped structure, and a threaded hole is formed in the middle of the protection plate; brushes are arranged on the two side edges of an opening of each arc-shaped baffle, connecting plates are fixedly arranged at the two ends of each arc-shaped baffle, and the first grinding motor is fixedly arranged on the connecting plate corresponding to one arc-shaped baffle.

The invention relates to the technical field of endoscopes, in particular to a convenient-to-observe optical ultrasonic endoscope which comprises an ultrasonic endoscope device, a connecting shell is mounted on the right side surface of the ultrasonic endoscope device, a connecting outer sleeve is arranged on the right side surface of the connecting shell, and a mounting sleeve is mounted on the right side of the connecting outer sleeve. A first glass fiber pipe and a second glass fiber pipe are sequentially installed in the connecting outer sleeve from front to back, and miniature high-frequency ultrasonic probes are installed on the surfaces of the right sides of the first glass fiber pipe and the second glass fiber pipe. An elastic pull rope is wound on the outer surface of a second winding roller, so that the bending angle of the miniature high-frequency ultrasonic probe is adjusted, the orientation and the bending angle of the miniature high-frequency ultrasonic probe can be independently adjusted, and the bending angle can be freely adjusted; the micro high-frequency ultrasonic probe with the angle adjusted can be suitable for observation at certain asparagus angles.

The invention provides a brominated butyl rubber piston for a pre-filled syringe and a preparation method of the brominated butyl rubber piston, and relates to the technical field of rubber pistons. The brominated butyl rubber piston comprises a basic elastomer and an inert barrier film covering the surface of the basic elastomer. The basic elastomer comprises brominated butyl rubber, bio-based rubber, polyisobutene, talcum powder, calcined kaolin, carbon black, magnesium powder, titanium dioxide, sulfur, active magnesium oxide, polytetrafluoroethylene wax and a slip agent; the inert barrier membrane is polytetrafluoroethylene modified by modified polydimethylsiloxane. The pharmaceutical composition has good drug compatibility and administration convenience, and ensures the safety of medication.

The invention relates to the technical field of high-pressure continuous injection liquefiers, and discloses a high-pressure injection continuous liquefying device for glucose syrup processing, which comprises a mixing pipe, a sliding shaft and a diffusion buffer pipe, and a gas inlet cavity and a gas-liquid mixing chamber are arranged in the mixing pipe. During use, through the arrangement of the connecting mechanism, the diffusion buffer pipe and the mixing pipe can be quickly mounted and dismounted, the phenomena of air leakage and the like caused by bolt looseness are avoided, and the mounting and dismounting speed is increased. Through the arrangement of the cleaning mechanism, a worker can be prompted when a sliding shaft horizontally moves to a certain position, so that the sliding shaft and a circular scraper are clamped through a clamping assembly, the circular scraper is driven by the sliding shaft to move, and the function of cleaning residual materials on the inner wall of the gas-liquid mixing chamber is achieved; and the annular rotating plate and the bristles can be driven to rotate synchronously under the action of the rotating assembly, so that the gas-liquid mixing chamber is further cleaned.

The invention provides a preparation method of a high-strength and high-plasticity Ti-15Zr alloy wire, which comprises the following steps: (1) weighing, mixing, pressing, welding and vacuum consumable smelting to obtain a cast ingot blank; (2) carrying out cogging forging and continuous rolling to obtain a wire blank; (3) heating to the alpha + beta two-phase region temperature for primary rounding and air cooling, cooling to the alpha-phase region temperature for secondary rounding, then heating to the alpha + beta two-phase region temperature for tertiary rounding and peeling to obtain a wire; and (4) multi-pass cold drawing and high-temperature short-time annealing are conducted, and the Ti-15Zr alloy wire is obtained. The invention further provides the high-strength and high-plasticity Ti-15Zr alloy wire, and the high-strength and high-plasticity Ti-15Zr alloy wire is prepared according to the preparation method of the high-strength and high-plasticity Ti-15Zr alloy wire. The machining process is simple, the production cost is low, the production efficiency is high, the performance of the titanium-zirconium alloy wire is good, and matching of high strength and good plasticity of the titanium-zirconium alloy wire in the cold machining process is achieved; belongs to the technical field of titanium-zirconium alloy wire preparation.

The utility model belongs to the technical field of cattle and sheep breeding, and particularly relates to a grazing cattle and sheep concentrated feed supplementary feeding device which comprises a supplementary feeding trough, side plates are symmetrically arranged on the two sides of the upper side of the supplementary feeding trough, transverse rods are symmetrically arranged on the sides, close to each other, of the side plates, the transverse rods are arranged on the upper sides of the edges of the two sides of the supplementary feeding trough, and baffles are arranged on the upper sides of the side plates. A sliding block is arranged on the baffle and located on the upper side of the filling groove, a hopper is arranged on the upper side of the sliding block in an inserted mode, and the hopper penetrates through the sliding block to the lower side. During use, the concentrated feed bag is opened, the opening faces downwards, the concentrated feed bag is placed in the hopper, the hopper is pushed, the hopper drives the sliding block to slide along the filling groove, concentrated feed directly falls into the supplementary feeding groove along the hopper, rapid filling can be completed, manual shoveling and feeding are not needed, and the feeding device is convenient, rapid and labor-saving.

This invention discloses a device and method for sewing curved sheets with varying diameters on a flat knitting machine, belonging to the field of textile machinery technology. The device includes a curling mechanism and a sewing mechanism; the curling mechanism includes a variable-diameter cylindrical device and a matching holding mechanism. The variable-diameter cylindrical device includes an inner cylinder and an outer cylinder, which expand or contract synchronously via corresponding telescopic connecting rods and a central spindle. The holding mechanism is controlled by an electromagnet, achieving precise holding of the curved sheet by switching the magnetic pole direction. Through the curling and sewing mechanisms, this device expands the fan-shaped curved sheet from a two-dimensional to a three-dimensional structure during rotation, while simultaneously achieving automatic edge sewing of the curved sheet. The inner cylinder can move axially relative to the outer cylinder, allowing the sewn curved sheet to automatically detach from the outer cylinder. This invention simultaneously achieves gripping, curling, expansion, alignment, and demolding, and is suitable for sewing curved sheets with varying diameters on both sides.

The present application provides a kind of cellulose fiber and its preparation method, first NMMO aqueous solution is heated and stirred, and cellulose raw material is added to the prepared NMMO aqueous solvent, and heated and stirred;Then the blend after swelling is dissolved by stirring and vacuumizing, and then the obtained cellulose solution is continuously heated and stirred, while adding spinning aid, after stirring, centrifugal spinning dope is obtained, finally the obtained spinning dope is injected into syringe, and cellulose filament is spun at low temperature by push pump.The method can reduce the temperature of cellulose spinning relative to the spinning method of NMMO water system, and can effectively reduce the energy consumption of industrial production of cellulose fiber, and the method is obvious at low cellulose concentration, which has great economic advantage in the differentiation production of lyocell fiber.

This utility model relates to the field of building construction technology and discloses a high-efficiency material lifting device for building construction. It includes a support frame, a motor mounted at the bottom, a lifting base and a material cart in the middle, and limit plates on both sides of the top. Two sets of first and second gears, connected by rotating rods, are rotatably mounted on the bottom and back sides of the support frame, respectively. These gears mesh with a chain, and the motor drives the first gear to rotate, which in turn drives the chain to lift the base. Slide rods are mounted on both sides of the support frame. Multiple sets of pulleys are rotatably mounted on both sides of the mounting plate of the lifting base and slidably connected to the slide rods, serving as guides and limiters. The lifting base includes a mounting plate, connecting blocks, pulleys, etc. A slot seat is rotatably mounted between the mounting plates. The material cart slides into the slot seat via a slider. A locking device is located at the top of the slot seat. By moving a lever, a connecting rod is moved, causing a pin to slide within a limit sleeve, engaging with the opening of the material cart's insertion rod to fix the material cart, ensuring safe and stable material lifting.

The utility model relates to the technical field of fishing raft frames, and discloses an anti-wave type fishing raft frame supporting pipe fitting which comprises a connecting piece, a positioning cylinder is fixedly installed outside the connecting piece, a supporting pipe is fixedly installed inside the connecting piece, a stabilizing pipe is fixedly installed inside the connecting piece, a positioning mechanism is arranged outside the supporting pipe, and the stabilizing pipe is fixedly installed inside the connecting piece. And a limiting mechanism is arranged outside the connecting piece. Through the arrangement of the positioning columns and the positioning holes, the positioning work of the positioning seats is facilitated, subsequent quick positioning of the buoys is facilitated, the distance between the buoys is conveniently controlled according to actual requirements, displacement of the positioning seats and the buoys is avoided, under the cooperation of the rope bundling grooves, the bundling ropes are limited, displacement of the bundling ropes is avoided, the stability of the buoys is ensured, and the service life of the buoys is prolonged. The stud and the positioning seat are installed in a threaded mode, the guide plate can conveniently slide in a sliding groove formed in the positioning seat, the pressing plate can conveniently press the binding rope downwards by rotating the stud, and therefore the binding rope is tensioned.

The utility model relates to the technical field of motorcycle accessory manufacturing, in particular to an arc punching machine convenient to feed for motorcycle accessory manufacturing, which comprises a machine body, an arc punching machine body and a feeding component, the arc punching machine body is mounted above the machine body, and the feeding component comprises a guide rail, a lifting component, a raw material box, a slope block, a driving component and an aligning plate. The guide rail is fixedly connected with the machine body and located on the side, away from the arc punching machine body, of the machine body, the raw material box is connected with the guide rail through the lifting component, the lifting component drives the raw material box to move, the slope block is fixedly connected with the raw material box and located in the raw material box, and the alignment plate is connected with the raw material box through the driving component which drives the alignment plate to move. And more rapid and convenient feeding is achieved, and then the feeding efficiency is improved.

The invention relates to the technical field of eye examination, in particular to an eye examination auxiliary device which comprises supporting legs, a supporting frame is fixedly mounted at the top ends of the supporting legs, a supporting table is fixedly mounted at the top end of the supporting frame, an optometry unit body is arranged at the top end of the supporting table, and handrails are symmetrically and fixedly mounted on the side wall of the supporting table. By controlling the rotating direction of the motor, the height of the bottom support can be automatically adjusted, a to-be-inspected person can align two eyes to the optometry window conveniently, the adjusting mode is simple, compared with manual adjustment, the operation time can be saved, the adjusting efficiency can be improved, meanwhile, the worm gear and the worm can be lubricated, abrasion between the worm gear and the worm can be reduced, and the working efficiency is improved. The installation and disassembly mode of the optical lens fixed through cooperation of the spring and the clamping piece is simple, the optical lens on the installation frame can be conveniently taken down to be cleaned, use of the optical lens can be guaranteed, and the situation that the optical lens is dirty and influences the optometry effect is avoided.

This invention relates to the field of polymer materials technology, specifically disclosing an environmentally friendly processing aid for polyolefins and its preparation method. The environmentally friendly processing aid for polyolefins includes a first component and a second component. The first component includes an antioxidant-modified oligomer A, and the second component is obtained by extrusion granulation of oligomer B, an organosilicon polymer, and a catalyst. By weight, the amounts of each component are: oligomer A 1-10 parts, antioxidant 0.1-2 parts, oligomer B 5-40 parts, organosilicon polymer 5-80 parts, and catalyst 0.1-5 parts. The processing aid of this invention does not contain perfluorinated or polyfluoroalkyl compounds. When used in the processing of polyolefins, it has advantages such as low addition amount, short onset time, good viscosity reduction effect, and effective improvement of product gloss. Furthermore, it can effectively form a dynamic lubricating layer on the surface of metal walls.

The utility model relates to a mechanical part storage related technical field especially relates to a part storage frame for machining, including frame body, the frame body is composed by frame and partition board, the compartment between frame and partition board is provided with intermediate storage subassembly, the compartment both sides between frame and partition board are provided with side storage subassembly, and side storage subassembly is equipped in the both sides of intermediate storage subassembly. The utility model discloses the storage groove bottom surface of intermediate storage subassembly is inclined plane, and the height of open side is lower than the height of closed surface, and the part is in the storage groove and is relied on the gravity of self open side sliding, and the staff is convenient to take, and the storage box has six groups, satisfies the storage demand of different size parts, and the storage tray of side storage subassembly can rotate around the axle column, and the smaller size parts are conveniently classified and stored, improve the convenience of using, and the fixed plate of side storage subassembly and sliding plate can protect the storage tray and the function of auxiliary access parts.

The utility model discloses a surface grinding machine work fixture which comprises a surface grinding machine work fixture base body, a fixing bottom plate is arranged at the bottom of the surface grinding machine work fixture base body, notches are formed in the middle positions of the two sides of the fixing bottom plate, and mounting holes are formed in the four corners in the fixing bottom plate. A workpiece ejection block is arranged in the center of the surface of the surface grinding machine tool clamp base body. The roller shaft is arranged at the top end of the elastic clamping plate, the sliding performance of the end position can be improved through the roller shaft, the workpiece can be assisted, the workpiece can be taken and placed in a more labor-saving mode, the clamping plate is of an elastic structure, the distance between the two clamping plates can have a certain adjusting space, and the automatic clamping effect is achieved. When workpieces with the same size are placed or taken out, the elastic clamping plates do not need to be clamped or loosened, so that more time is saved, and the workpiece grinding efficiency is improved.

The utility model discloses a fixing fixture for an anti-floating anchor rod, and relates to the technical field of mechanical engineering, a second through column is arranged outside the anchor rod, a stable holding mechanism is assembled in the second through column, a power assembly is assembled in the second through column, the stable holding mechanism comprises a plurality of first connecting rods, and the first connecting rods are connected with the first connecting rods. The side end of each first connecting rod is fixedly connected with a second connecting rod, the side end of each second connecting rod is fixedly connected with a hinge block, the side end of the second through column is fixedly connected with a fourth through column, and the side end of each first column block is arranged at the side end of the fourth through column. According to the mechanism, the mechanical transmission principle is adopted, a traditional fixing clamp for the anti-floating anchor rod is improved, the stability of the traditional fixing clamp for the anti-floating anchor rod for fixing the anti-floating anchor rod is improved through an additional structure, when the hole diameter is too large, the anchor rod is inserted, the phenomenon of cavities or non-uniformity in the grouting process can be prevented, and the grouting quality and the anchoring effect are improved.

The utility model relates to die -cutting machine technical field, concretely is a kind of flat die pressurizing equipment for paperboard processing, including die -cutting machine body, the one side of die -cutting machine body is provided with rack A and rack B, the one side of rack A is provided with mould, the inside of mould is provided with buffer device, buffer device includes chute, the inside of chute is provided with guide rod, the outside of guide rod is provided with guide plate, the outside of guide plate is provided with sliding bar and frame. The flat die pressurizing equipment for paperboard processing, through the cooperation of chute, guide rod and guide plate, it is convenient for the effect of frame sliding, through the side of frame is provided with sliding block, it is convenient for the effect of moving frame sliding, through the support spring of adding, it is driven the effect of moving frame reset, through the cooperation of fixed frame and moving frame, it is convenient for the effect of support rod rotation.

This invention provides a liquid metal-based thermal grease, its preparation method, and its application. The liquid metal-based thermal grease comprises the following raw materials in parts by weight: 100 parts liquid metal, 2-5 parts silicone oil, 0.1-20 parts thermally conductive powder filler, and 0.1-3 parts other additives. The high-reliability liquid metal-based thermal grease provided by this invention possesses excellent high thermal conductivity, high processability, and high reliability. It can replace traditional thermal grease to solve the heat dissipation and cooling problem of high-power chips, thereby extending the lifespan of electronic products.

This utility model relates to a filter press mechanism and a filter press, including a support arm and filter plates. A connecting seat is fixed to one side of the filter plate, and a guide wheel is movably connected to one end of the connecting seat. A guide groove is formed on the surface of the support arm, and the guide wheel is embedded in the guide groove and can slide along its length. A support frame is fixed to the surface of the support arm, and a limiting member is provided on the surface of the support frame. The limiting member fixes the position of the guide wheel relative to the guide groove. Through the design of the support arm and the limiting member, during the process of pushing multiple filter plates against the surface of the support arm to make them fit together, the guide wheel can roll within the corresponding guide groove. This facilitates the sliding of the filter plates. Simultaneously, because the center of gravity of the filter plates is designed to face downwards, tilting will not occur, maintaining the fit during subsequent pressing.

The application discloses a model box for vibration test of a stepped reinforced soil retaining wall and belongs to the technical field of vibration test model boxes, which comprises a bottom plate, a side plate detachably installed on the bottom plate, a plurality of U-shaped plates slidably installed on the side plate, two arms of the U-shaped plate slidably installed on two opposite side walls of the side plate, a stepped cavity formed by splicing the plurality of U-shaped plates and the side plate, an upper cavity and a lower cavity of the stepped cavity, a cover plate slidably installed on the U-shaped plate at the top of the lower cavity and used for closing the lower cavity, a threaded hole arranged on one arm of the U-shaped plate, a screw threadedly connected in the threaded hole, an accelerometer detachably installed on the screw, and the U-shaped plate comprising a U-shaped part and a connecting part connected with two arms of the U-shaped part. The model box for making a model and the vibration test model box are integrated, so that the stability of the model in the vibration test and the accuracy of the vibration test result are ensured.

The utility model discloses a liquid cooling unit propelling slide plate assembly solves the technical problem that liquid cooling unit is difficult to carry in long and narrow cabinet body, and propelling slide plate assembly includes support main part, pulley set and adjusting structure, the both sides of support main part are provided with inclined track groove, and the axle of pulley set is connected with large pulley through track groove, and support main part side surface is equipped with a plurality of small pulleys, adjusting structure drives pin through handle structure, and in turn drives connecting horizontal shaft, connecting vertical shaft and wheel connecting axle, makes the axle along inclined track groove remove, realizes the height adjustment of pulley set from the ground, the utility model discloses through the pulley cooperation inclined track groove of big and small, can adjust the height from the ground of liquid cooling unit flexibly, realizes the accurate positioning and safe carrying of propelling slide plate assembly drive liquid cooling unit in liquid cooling cabinet body, and effectively solves the installation problem of heavy liquid cooling equipment.

The utility model discloses a network repeater mounting structure for an unmanned aerial vehicle, which is used for mounting a network repeater and comprises a mounting plate, two fixing plates are mounted on the side surface of the mounting plate, a first rotating column is mounted on the two fixing plates, a first hinge arm is mounted on the first rotating column, a second rotating column is mounted at one end of the first hinge arm in a penetrating manner, and the second rotating column is mounted on the other end of the first hinge arm. A second hinge arm is rotatably mounted on the second rotating column, an extension plate is mounted on the front side of the bottom end of the second hinge arm in a hinged mode, a wedge-shaped groove is formed in the front side face of the extension plate, a wedge-shaped plate is slidably mounted in the wedge-shaped groove, and a support is mounted on the front side face of the wedge-shaped plate. According to the utility model, the action of the wedge-shaped groove on the extension plate is utilized, so that the repeater main body can be moved horizontally left and right and can also extend upwards or downwards to any position, the position of the repeater main body can be changed under the condition that the repeater main body is not disassembled, and the direction of a connection port on the repeater main body can be changed at will; and the operation is convenient.