968results about How to "Large operating space" patented technology

The invention relates to the technical field of electronic information communication, and provides a storable electronic information communication device which comprises a shell, a storage protection mechanism, an active cleaning mechanism and a fastening prompt mechanism are arranged in the shell, a sliding support is pulled out, and through the telescopic and rotating functions of a telescopic support, the electronic information communication device can be stored. The operation space is expanded, multi-angle adjustment is achieved, the use flexibility and comprehensiveness are improved, meanwhile, by means of combination of the transition groove and the protection plug, butt joint and stable connection of data interfaces are ensured, dust accumulation and damage of the interfaces are avoided, and the safety and durability of equipment are improved; according to the technical scheme, the dustproof effect is enhanced, plugging friction is reduced, the service life of equipment is prolonged, the protection and storage effects of the equipment are improved, and through the technical scheme, the problems that in the prior art, storage protectiveness is insufficient, and the fastening effect is poor are solved.

According to the unmanned transport plane with the separable cargo hold, rapid replacement of different aviation task cabins can be achieved, a plane body longitudinal beam serves as a structure for bearing the overall weight of the plane, a locking structure used for locking the separable cargo hold is arranged at the bottom of the plane body longitudinal beam, and the separable cargo hold is of a universal module structure. The locking structure is opened after the separated cargo hold is supported, the airplane core structure composed of the airplane body longitudinal beams, the front airplane body, the rear airplane body and the airplane wings and the separated cargo hold are respectively replaced with different cargo holds, and the cargo hold structures of the same specification for bearing different tasks are replaced, so that high freight efficiency is achieved; the fuselage longitudinal beams are adopted as main bearing beams, the front fuselage and the rear fuselage only play a role in rectification and do not participate in bearing, the structural weight of the aircraft is reduced to the maximum extent, the loading capacity of the aircraft is greatly improved, meanwhile, standardized, universal and modular accessories are adopted, and all large components have interchangeability, so that the economical efficiency of the aircraft is improved.

The utility model relates to an American box-type substation, which relates to the technical field of box-type substations and comprises a box body and a box door mounted on the box body. The side face, away from the box door, of the box body is provided with an access opening and an access door used for blocking the access opening, one side of the access door is hinged to the box body, and the access door is provided with a locking assembly used for achieving connection of the access door and the box body. Through cooperative arrangement of the access hole, the access door and the locking assembly, when electrical equipment in the box body needs to be overhauled during work, a worker can adjust the locking assembly and unlock the access door and the box body, so that the access door is opened; a worker can directly overhaul the electrical equipment installed in the box body through the access hole, so that the worker can conveniently overhaul the electrical equipment by using a tool, and the overhaul efficiency of the box-type substation is further improved.

The utility model relates to a combined ceiling, which comprises a plurality of splicing modules, each splicing module comprises a first splicing plate and a second splicing plate, the first splicing plate is horizontally connected with the second splicing plate, and the first splicing plate horizontally extends to form an overlapping part; the multiple splicing modules are connected in a closed loop mode, the overlapping part of the previous splicing module and the second splicing plate of the next splicing module are overlapped and fixed, and a ceiling unit is formed; and the plurality of ceiling units are horizontally combined to form a complete ceiling. The ceiling units are formed by combining the splicing modules, and the complete ceiling is composed of the multiple ceiling units, so that a larger operation space is provided for designers, and the design of special appearances is facilitated. Firstly, the ceiling units are combined on the ground and then installed on the top wall to form a complete ceiling, and the installation efficiency is improved.

The utility model provides a foaming forming machine for sole processing, which comprises a base, a support, a driver, a lower die base, second supports, a material barrel and a sliding chute, the support is fixedly mounted on the base, the driver is fixedly mounted on the support, the second supports are respectively mounted on two sides of the support, the material barrel is fixedly mounted on the second supports, and the sliding chute is fixedly mounted on the lower die base. According to the foaming forming machine for shoe sole processing, the lower mold base moves to the position below the upper mold mechanism along the sliding groove, the driver drives the upper mold mechanism to make contact with the lower mold base to conduct foaming forming work, and meanwhile after forming work is completed, the lower mold base can move to the side edge of the support to conduct discharging work and feeding work; meanwhile, the material barrels are arranged on the two sides of the support to conduct feeding work, foaming forming work can be conveniently conducted at the same time through the structure, the other base conducts discharging and filling work, and the working efficiency is improved; and meanwhile, the lower die base is moved out of the foaming forming machine, so that the operable space is enlarged, discharging work is facilitated, and contact with a heating part in the forming machine is prevented.

The utility model discloses an upper die straight-up and straight-down rapid clamping device for a bending machine, which comprises an upper die body and an upper die holder, and further comprises a driving piece, a clamping piece and a clamping piece, the movable plate is installed on the front side of the upper die base and fixedly connected with the movable end of the driving piece, an obliquely-downward T-shaped hole is formed in the side, back to the upper die base, of the movable plate, and a limiting pin is installed in the T-shaped hole; the pressing and clamping piece is connected with the limiting pin and located between the movable plate and the upper die base, the side, close to the upper die base, of the pressing and clamping piece is provided with a concave pressing and clamping area, the top of the pressing and clamping area is provided with a restraining body, and the pressing and clamping area is used for pressing the upper die body on the upper die base and restraining the upper die body from falling off in the non-pressing state. The device can complete straight-up and straight-down quick assembly and disassembly, and is compact in structure, small in size, low in cost and easy to maintain, disassemble and assemble.

The invention relates to a photovoltaic module junction box feeding method, which comprises the following steps of: firstly, randomly taking out junction boxes one by one from a material frame, and laying the junction boxes on an overturning platform; secondly, forming a first element; and finally, one or more junction boxes needing to be installed meet the first element and the second element of the corresponding requirements one by one, and are transferred and positioned on the transfer platform through the same mechanical arm, so that feeding of the junction boxes to be installed of the single photovoltaic module is completed. On the basis of visual detection and combination of the first element and the second element, the junction box can be taken out at will to implement disordered automatic feeding of the junction box, meanwhile, transmission of the annular transmission belt and overturning of the overturning platform at different angles are fully utilized, homeopathic overturning or homeopathic unloading is achieved in a narrow space by means of the transmission speed difference, impact on the junction box is small, and the working efficiency is high. And in addition, at least one side can be used as a reference in the unloading process, and clamping is convenient.

The utility model belongs to the technical field of washing machine roller shafts, and particularly relates to a washing machine roller shaft automatic feeding device which comprises a fixing plate, a machining frame is fixedly installed on the top of the fixing plate, a machining base is fixedly installed in the middle of the top of the fixing plate, and a fixing sleeve is fixedly installed on the right side of the bottom of the fixing plate. A first motor is fixedly mounted on the inner side of the fixing sleeve, through the arranged feeding assembly, a washing machine roller needing to be mounted is placed above the machining base, a worker places a roller shaft on the inner side of a clamping block above the rightmost side, and the first motor is controlled to drive a driving shaft and a rotating roller to rotate; the rotating rollers can drive the connecting frames and the roller shafts to rotate after rotating, the roller shafts can automatically move to the positions of the rollers, installation is conducted through the machining device above the machining frame, the device is convenient and rapid to operate, the operation space of workers is large, and safety is high.

The invention provides a key and electronic equipment, and relates to the technical field of vibration feedback of keys, a vibration feedback device can be integrated in the key, the structural complexity of the key is low, the size of the key can be reduced, and the key can be conveniently installed in the electronic equipment with limited space. The key comprises a key cap, a base, a pressure input piece, a first driving piece and a second driving piece. The key cap is provided with a pressing face, the pressure input piece comprises a fixing part and a cantilever part connected to the fixing part, the fixing part is fixed to the base, the cantilever part is located on the side, back to the pressing face, of the key cap, and vibration of the cantilever part can be transmitted to the key cap. One of the first driving piece and the second driving piece is arranged on the cantilever part, the other one is arranged on the base, and the first driving piece is used for being matched with the second driving piece to drive the cantilever part to vibrate. The key provided by the invention is used for controlling and executing at least one function.

The utility model provides a composite material multi-cavity profile pultrusion device, and belongs to the technical field of composite material pultrusion. The problems that an existing multi-cavity profile pultrusion forming process is large in pultrusion resistance, and a pre-forming tool is difficult to arrange are solved. The forming device comprises a plurality of bending core molds, a forming mold, first preforming tools and second preforming tools, each bending core mold comprises a gathering section and a bending section, the bending sections are bent in opposite directions, the gathering sections of the bending core molds are arranged at intervals, the first preforming tools are arranged on the bending sections, and the second preforming tools are arranged on the forming mold. The gathering section is provided with a second pre-forming tool, and a forming die is arranged behind the second pre-forming tool. The pultrusion device is mainly used for pultrusion of composite multi-cavity profiles.

The invention belongs to the technical field of first-aid cases, and relates to a first-aid case based on first-aid tool storage. The device comprises a first box body, a second box body and a third box body, the first box body is connected with a C-shaped rod in an up-down sliding mode, the C-shaped rod is horizontally connected with a first sliding base and a second sliding base in a sliding mode, the second box body is fixedly connected with the first sliding base, and the third box body is fixedly connected with the second sliding base. A disinfection cavity is formed in the second box body, and a strip-shaped instrument containing module is arranged in the disinfection cavity. Spray head bases are arranged on the two sides in the disinfection cavity and spray disinfectant and sterile gas to the instrument containing module. A liquid supply mechanism is arranged on the second box body, an air supply mechanism is arranged on the second box body, and when the first sliding seat moves downwards, sterile air enters the nozzle seat through the air supply mechanism. And in the process that the emergency box changes to the third state, the instruments are disinfected, cleaned and dried, and the personnel need to carry out disinfection treatment operation when taking down the instruments for use, so that the first-aid time is effectively saved.

The utility model discloses visual inspection equipment for metal surface defects, which relates to the technical field of visual inspection equipment and comprises a mounting box with an opening at the top, a visual camera arranged on the opening of the mounting box, a jacking component used for expanding a manual operation space and a bearing component used for ensuring the stability of the visual camera during overhaul and maintenance, a cover plate detachably connected with the open end of the mounting box through a screw is attached to the top of the visual camera, the jacking component comprises a movable plate slidably arranged in the inner side of the mounting box and an elastic lifting assembly arranged between the movable plate and the inner wall of the bottom end of the mounting box, and the visual camera is mounted on the top surface of the movable plate; through the arrangement of the jacking component, when the cover plate is disassembled, the visual camera can quickly extend outwards from the opening of the mounting box under the action of the jacking component, so that the visual camera is quickly exposed, and the operation space is effectively expanded.

The utility model belongs to the technical field of screw machining and positioning, and particularly relates to a positioning device for screw machining, which comprises a machining frame, a clamping frame is slidably mounted at the bottom of the machining frame, a first fixing plate is fixedly mounted on the front side of the machining frame, and a collecting groove is formed in the bottom of the machining frame; through the arranged clamping assembly, the self drilling screw is placed above the positioning device, a first motor is controlled to drive a driving shaft to rotate, the driving shaft can drive a plurality of first lead screws to rotate through bevel gears after rotating, and the first lead screws can drive sliding blocks and clamping blocks to slide after rotating; according to the self-drilling screw clamping device, the clamping blocks can fix the self-drilling screws after sliding, the device only needs to be driven by a single first motor, energy consumption in the later period is low, through the arranged collecting assembly, the device can automatically place the self-drilling screws, the distance between the clamping frame and the machining device is long after the clamping frame moves, and safety is improved.

The utility model relates to the technical field of valves, and discloses a check valve, which comprises a valve body, a valve core, a valve core, a valve core and a valve core, the aperture of the first through hole is larger than that of the second through hole, and a step surface is formed at the joint of the first through hole and the second through hole; the support is arranged in the first through hole and is provided with a first mounting through hole which is communicated with the first through hole and is coaxial with the first through hole; the valve clack is arranged in the first through hole and comprises a valve clack body and a valve clack handle arranged on one side of the valve clack body, and the valve clack body is in lap joint with the step surface and is suitable for sealing the second through hole; the valve clack handle is movably arranged in the first mounting through hole in a penetrating manner; and the elastic piece is arranged between the valve clack body and the support. According to the check valve, the elastic piece is arranged between the valve clack body and the support, the opening pressure of the check valve can be dynamically adjusted through the elastic performance of the elastic piece, and therefore the check valve can better adapt to fluid pressure and flow changes under different working conditions, and the performance of a pipeline system is optimized.

According to the light-proof injection box, the box body and the box cover are connected through the rotating shaft and matched with the clamping groove and the clamping block, opening and closing are convenient and fast, light can be effectively blocked, and a good light-proof environment is provided for injections. The plastic tray in the box body is matched with the inner cavity of the box body, and the limiting part on the side wall of the box body can firmly fix the tray and prevent the tray from moving, so that the stability of the injection in transportation and storage is ensured, and the possibility of being illuminated is reduced. The protruding length of the limiting part is 0.5-2 mm, the tray is effectively limited, installation is convenient, and the working efficiency of medical workers is improved. The front side of the box body is wide, and the rear side of the box body is narrow, so that a larger operation space is provided for medical staff, and the overall stability is enhanced while medicines are convenient to take. The light shielding box provides reliable guarantee for safe storage and use of injection medicine in the medical field, and plays an important role in ensuring the injection quality and use convenience.

The utility model discloses a charging pile cold-proof cover structure, and relates to the technical field of charging piles, the charging pile cold-proof cover structure comprises a charging box, the left end and the right end of the charging box are respectively provided with an interface, a charging gun is inserted in each interface, and the left end and the right end of the charging box are symmetrically covered with cold-proof cover bodies. According to the utility model, through the arrangement of the cold-proof cover body and the first baffle plate, when the charging gun is pulled out of the interface, the first baffle plate and the second baffle plate are close to the interface through the elastic force of the connecting spring, so that the interface can be covered and protected, and the interface can be effectively prevented from icing and freezing; and a second baffle plate and a moving block are arranged, so that when the charging gun is inserted back into the interface, a worker can pull the second baffle plate outwards at first and then lift up the whole second baffle plate, and therefore, the operation space of a user can be increased, the user can conveniently and horizontally insert the charging gun back into the interface, and the convenience of the device in the use process can be effectively improved.

The utility model relates to a mower and a steering mechanism. The mower comprises a frame, a seat, a header, a power mechanism, a battery pack and the steering mechanism, the steering mechanism comprises a pivot seat and a steering rod, shaft holes are formed in the pivot seat and the steering rod along a second axis, a rotating shaft jointly penetrates through the shaft holes of the pivot seat and the steering rod, and at least one end of the rotating shaft is provided with a nut to limit the rotating shaft to be located in the shaft holes of the pivot seat and the steering rod. The rotating shaft penetrates through a disc spring which enables the pivoting base and the steering rod to abut against each other. The disc spring is additionally arranged at the joint of the steering rod and the pivoting seat, and the disc spring is small in axial occupied volume and has the volume advantage of being convenient for space planning; meanwhile, a gap between the steering rod and the pivoting seat is eliminated due to the disc spring, so that the steering rod does not have idle stroke when being poked by a user to rotate back and forth, and the discomfort of damping sudden change caused by the idle stroke is not felt.

The utility model relates to a feeding structure of a printing machine. The feeding structure comprises a bottom box, a fixing plate and side plates. A mounting shaft is fixed in the fixing plate through a bearing, a first motor is fixed to the upper surface of the bottom box, a driving chain wheel is fixed to an output shaft of the first motor, a transmission chain is in transmission connection with the outer surface of the driving chain wheel, and a driven chain wheel is in transmission connection with the end, away from the driving chain wheel, of the transmission chain; an adjusting assembly is arranged in the bottom box; the adjusting assembly comprises a second motor fixed to the right end of the bottom box. According to the feeding structure of the printing machine, by moving the side plate leftwards, the mounting shaft is suspended, a material roller mounted on the outer surface of the mounting shaft is further dismounted, a new material roller is mounted, by moving the side plate leftwards, a larger operation space can be provided for mounting personnel, meanwhile, waste material rollers can be conveniently dismounted, and the mounting efficiency is improved. And the efficiency of mounting and dismounting the material roller by mounting personnel is improved.

The utility model provides a cutting and gluing device for new and old material belts, which relates to the technical field of material belt processing and comprises a rack, a clamping and positioning component, a cutting component and a gluing component are arranged on the rack, two sliding frames are mounted on the rack in a sliding manner, the cutting component comprises a cutting knife and a knife groove, the gluing component comprises two adhesive tape adsorption plates, and the two adhesive tape adsorption plates are arranged on the rack. According to the automatic adhesive tape cutting device, through cooperation of the cutting assembly and the adhesive tape assembly, a new material tape and an old material tape which are clamped and positioned can be automatically cut at the same time, the adhesive tape can be automatically cut, the adhesive tape can be automatically cut, the adhesive tape can be automatically cut, and the automatic adhesive tape cutting device has the advantages of being simple in structure, convenient to use and high in practicability. And adhesive tapes are adhered to the two sides of the butt joint position.

The invention discloses a mining fan operation detection device, which belongs to the technical field of fan detection and comprises a base table and a tool table. A movable shielding cover and a fixed shielding cover are arranged on the left side and the right side of the base table respectively, a stroke multiplication type synchronous connecting pipe shielding mechanism is arranged on the base table, the movable end of the stroke multiplication type synchronous connecting pipe shielding mechanism is fixedly connected with the movable shielding cover and the tool table, and a multi-measuring-point air speed measuring mechanism is arranged at the air outlet end of the air outlet pipeline. By means of the mode, after the draught fan is in place on the tool table, the synchronous butt joint effect of the air inlet pipeline, the draught fan, the air outlet pipeline, the movable shielding cover and the fixed shielding cover can be achieved through driving of the driving cylinder, the draught fan can be conveniently detected, and the detection efficiency is improved. And the fan is preliminarily separated from the external environment, so that the adverse effect of noise generated by long-time operation of the fan during testing on the body health of surrounding operators is avoided.

The utility model discloses a piece of Pick racket testing equipment, and belongs to the technical field of racket testing. A piece of Pick racket testing equipment comprises a windproof shell with one side provided with an opening, and a feeding device, a camera, an irradiation lamp and scale marks which are installed in the windproof shell, and further comprises a movable door which is transversely and slidably connected to one side of the opening of the windproof shell; the through hole is formed in one side of the windproof shell in a penetrating manner; the connecting rod is connected into the through hole through a driving part; according to the utility model, a plurality of Pick balls for testing are pushed to the opening of the windproof shell through the push plate, and the movable door can be driven to be automatically opened while the Pick balls are pushed, so that workers can conveniently and quickly take out and recycle the Pick balls in the windproof shell, and the Pick balls are automatically opened through the movable door, so that the working efficiency is improved. According to the device, a large operation space can be provided for workers, so that the workers can conveniently and rapidly place and take the Pick rackets, time and labor are saved, and the testing efficiency of the Pick rackets is improved.

The invention discloses a preparation method of intermediate carbon microspheres, which comprises the following steps of: preparing precursor asphalt by taking naphthenic base aromatic hydrocarbon-rich heavy oil as a raw material and adopting a low-temperature thermal polycondensation process; the preparation method comprises the following steps: carrying out fluidized bed hydrotreatment on precursor asphalt under proper reaction conditions by matching with a proper isomerization functional catalyst and a molecular sieve catalyst to obtain refined aromatic hydrocarbon-rich distillate oil with a boiling range of more than 400 DEG C, and taking the refined aromatic hydrocarbon-rich distillate oil as a raw material; the preparation method comprises the following steps: carrying out a catalytic polycondensation reaction under the dual catalytic action of a heteropolyacid aluminum salt catalyst and a heteropolyacid ferric salt catalyst to obtain intermediate pitch, extracting the intermediate pitch through an extraction solvent, removing isotropic pitch components to obtain green carbon microspheres, and finally carrying out carbonization treatment on the green carbon microspheres to obtain the mesocarbon microbeads. The invention provides a brand new aromatic hydrocarbon-rich raw material refining treatment process through technical coupling, has the advantages of wide raw material application range and high production efficiency, and opens up a new path for low cost and high quality of mesocarbon microbeads.

The utility model belongs to the field of livestock breeding, and particularly discloses a cub heating device for livestock and veterinary breeding, which comprises a main body, a shell, a drawing box arranged in the shell and a heat preservation lamp arranged in the shell, the observation mechanism comprises transparent doors arranged on the two sides of the front end of the shell and hinges arranged between the transparent doors and the shell; the auxiliary mechanism comprises a bearing arranged between the hinge and the shell, and limiting assemblies arranged on the two sides of the shell; by means of the transparent door with the large specification, a worker can observe cubs from the front end, the two sides and the top of the shell, the observation view angle is large, livestock breeding workers or livestock and veterinary surgeons can conveniently observe or take and place the cubs for treatment, a larger operation space is provided for the livestock and veterinary surgeons, and the working efficiency of the livestock and veterinary surgeons is improved. The cubs can be warmed through the device when the cubs are treated.

The invention relates to the technical field of airtight material flow stop valves, in particular to an airtight material flow stop valve driven by a swing cylinder, which comprises a valve body and a valve seat fixedly mounted on the valve body through a bolt, and the other end of the valve seat is fixedly mounted on a storage bin through a bolt; a meshing chamber is fixedly installed on the valve body, and a swing cylinder body is fixedly connected to the meshing chamber. A first channel and a second channel are fixedly installed at the two ends of the swing cylinder body correspondingly. A sealing mechanism is arranged in the valve body, a valve plate is connected to the sealing mechanism, the sealing mechanism can drive the valve plate to rotate when acting, a notch is formed in the valve seat, and a rubber ring is fixedly installed in the notch. An inflation mechanism is arranged on the swing cylinder body, and the size of the rubber ring can be increased when the inflation mechanism acts; the swing cylinder body is further provided with a swing mechanism, and the swing mechanism can drive the sealing mechanism and the inflation mechanism to act alternately when acting.

The utility model relates to the technical field of black fungus cultivation, in particular to a black fungus cultivation device which comprises a box body and a first shell, the first shell is fixedly connected to the surface of the box body, an auxiliary pushing device is arranged on the surface of the box body, and a supporting frame is fixedly connected to the surface of the box body. According to the black fungus cultivation device, through cooperation of an auxiliary pushing device and the cultivation grooves, the cultivation grooves are driven to move out of the interior of the box body, the operation space of operators is increased, the operation efficiency is improved, and the cultivation efficiency is improved. An auxiliary cultivation device is matched with a connecting water pipe, an output shaft of a second motor continuously rotates to drive a connecting water pipe to uniformly irrigate the interior of the cultivation tank, the operator does not need to manually pull a movable wrench to drive the water pipe to irrigate the cultivation tank, and the workload of the operator is reduced; and the working efficiency is improved.

The invention discloses an anti-cracking embedded injection molding device and a processing technology thereof, and belongs to the technical field of injection molding.The anti-cracking embedded injection molding device comprises two supporting frames, two sliding rails are fixedly connected to the tops of the supporting frames, two lower molds are arranged between the two sliding rails in a sliding mode, and an upper mold is arranged at the tops of the lower molds; a lifting turnover assembly connected with the supporting frame is arranged between the two upper dies and used for driving the upper dies to ascend, descend and turn over, the lifting turnover assembly is connected with a deflection driving assembly, the deflection driving assembly is used for driving the lower dies to move and deflect, and two air blowing cooling assemblies are arranged on one side of the deflection driving assembly. According to the mold, blowing cooling can be conveniently conducted on the upper mold and the lower mold, the product shaping speed is increased, after mold opening, the upper mold moves upwards and deflects towards one side, the lower mold moves away and turns over towards one side, in this way, the operation space between the upper mold and the lower mold is enlarged, and workers can conveniently take materials, clean and maintain.

The invention discloses a cover opening structure and a method for opening and closing a vacuum chamber by applying the cover opening structure, the cover opening structure is used for opening or closing a cavity body of the vacuum chamber, and the cover opening structure comprises an opening and closing module for driving a cover body of the vacuum chamber to move along the height direction of the cavity body to open or close the cavity body; the sliding module is arranged on the cavity, abuts against the opening and closing module and is used for enabling the opening and closing module to slide in the length direction or the width direction of the cavity; and the movable lifting module is used for bearing and driving the opening and closing module and the cover body to move close to or far away from the cavity. According to the cover opening structure, the cavity can be opened, the cover body can be moved to the movable lifting module under the cooperation of the opening and closing module and the sliding module, the cover body is moved to the idle position through the movable lifting module, a larger operation space is provided for operators, and the use experience is improved.

The utility model discloses a sliding door, which relates to the technical field of door structures and comprises a track, a door leaf and a protective component. The track is arranged on a supporting structure at the top of the door opening, a sliding groove is formed in the track, and a sliding assembly capable of sliding along the sliding groove is arranged in the sliding groove; the door leaf is connected with the sliding assembly so that the door leaf can slide along the track in a push-pull mode. The protection assembly is arranged on the outer side of the track so as to cover the track. According to the sliding door provided by the utility model, the rail is directly mounted on the supporting structure at the top of the hole, and a groove does not need to be formed in the supporting structure, so that a larger operation space is provided for an operator, the operator can mount the rail more conveniently and quickly, and the mounting efficiency of the overhead rail sliding door is improved; and meanwhile, the protection assembly is arranged on the outer side of the track to cover the track, the situation that the track is exposed, and the attractiveness of the sliding door is affected is avoided, and then the attractiveness of the sliding door is guaranteed.

The invention belongs to the technical field of medical equipment, and discloses a storage vessel for biological medicine analysis, the storage vessel comprises a shell, the outer wall of the shell is provided with a supporting mechanism, and the inner wall of the shell is provided with a fixing mechanism through a lifting mechanism; the fixing mechanism comprises a storage box, the inner wall of the storage box is elastically connected with an inserting block through a connecting spring, the inner wall of the storage box is slidably connected with a pull rod, an inserting groove is formed in the outer wall of the pull rod, the inner wall of the storage box is fixedly connected with a fixed clamp, and the outer wall of the pull rod is hinged to a movable clamp through a hinge rod. The inner wall of the storage box is fixedly connected with a fixed plate; through cooperation of the movable clamp, the pull rod and other structures, by pulling the pull rod, multiple sets of test tubes can be clamped at the same time, or the clamping states of the multiple sets of test tubes can be relieved at the same time, then the efficiency of placing or taking the test tubes by an operator is improved, and more convenience and rapidness are achieved.

The invention discloses a side driving type turning chain plate which comprises an upper cover and further comprises screws, rails and keel chain wheels, the screws are arranged below the upper cover, clamping grooves used for limiting and lapping the upper cover are formed in the surfaces of the screws, the screws are sequentially connected end to end, the rails are symmetrically arranged below the upper cover, and the keel chain wheels are arranged on the rails. The spiral conveying device is characterized in that the spiral conveying device is provided with a track, the inner wall of the track is in rolling connection with the two sides of the spiral, the spiral is limited and guided, the keel chain wheels are connected between the adjacent spiral side walls in a meshed mode, and the spiral can be driven to move through rotation of the keel chain wheels. And in addition, transmission is more stable and efficient, the high-requirement food industry processing requirement can be met, the turning radius is smaller, station transfer can be carried out in a food production workshop, moving operation is smoother, and quality and reliability are ensured.