119results about How to "Easy to rewind" patented technology

The utility model discloses a TBM (Tunnel Boring Machine) high-voltage cable recovery device which comprises a roller frame, a bottom plate is arranged on the lower surface of the roller frame, fixing structures are symmetrically and fixedly connected to the upper surface of the bottom plate, the bottom plate is connected with the roller frame through the fixing structures, a groove is formed in the outer wall of a roller, and circular plates are symmetrically and fixedly connected to the side walls of the roller. And the other side of the circular plate is in clearance fit with the inner side wall of the rotating roller frame. A groove is formed in the side wall of the rotating roller, the groove can be attached to a cable, the cable can be wound conveniently, meanwhile, circular plates are arranged on the two sides for shielding, the circular plates are designed to be large in specification, the TBM high-voltage cable can be wrapped on the outer wall of the rotating roller, the TBM high-voltage cable is prevented from being wound to the gap in the winding process, the orderly winding process is carried out while the safety of the TBM high-voltage cable is guaranteed, and the TBM high-voltage cable winding efficiency is improved. Abrasion is reduced to prolong the service life of the cable, the use efficiency and the working performance of the TBM are improved, and the quality, the service life and the working safety of the cable are ensured.

The invention belongs to the technical field of yarn winding, and discloses a colored spun yarn winding device capable of preventing yarn breakage, which comprises a shell, a processing table is fixed outside the shell, a winding roller is movably connected inside the shell, and through the cooperation of an extension plate, a connecting seat, an air cylinder and other structures, the yarn breakage can be prevented. According to the yarn tension compensation device, the air cylinder is started to extend or contract when the detection assembly detects that the tension of the yarn changes and deviates, the extension of the air cylinder enables the position of the second guide wheel to move upwards, and therefore the tension of the loose yarn is compensated, and the air cylinder pulls the second guide wheel to move downwards when contracting, so that the tension of the loose yarn is compensated. According to the winding tension adjusting device, the tension of the yarn can be adjusted, then the tension of the tight yarn is loosened, the phenomenon that the yarn is broken is prevented, the tension degree can be adjusted when the position of a second guide wheel moves through the sliding design of a second guide block and a machining table, and therefore the purpose that the winding tension degree can be adjusted conveniently through the winding tension adjusting device to prevent the phenomenon that the yarn is broken is achieved.

The utility model discloses a frameless greenhouse for aquaculture, which relates to the technical field of aquaculture and comprises a main beam and a steel wire rope, the main beam is fixedly connected with one ends of a plurality of connecting rods, the other ends of the connecting rods are fixedly connected with the upper end of a fixing plate, a plurality of fixing piles are arranged at the lower end of the fixing plate, and the steel wire rope is fixedly connected with the main beam. A first balancing weight is fixedly arranged at one end of the steel wire rope, the other end of the steel wire rope is fixedly connected with winding rollers in the winding box, a second balancing weight is fixedly arranged at the lower end of the winding box, round penetrating holes are formed in one ends of the multiple winding rollers, and the multiple winding rollers are rotationally arranged on a mounting shaft. And a limiting mechanism for conveniently fixing the winding roller is arranged at the other end of the winding roller, a linkage mechanism for conveniently driving the multiple rotating rollers to synchronously rotate is arranged on the mounting shaft, the winding roller is conveniently limited through the limiting mechanism, and the linkage mechanism conveniently and synchronously drives the multiple winding rollers to rotate so as to wind the steel wire rope.

The utility model relates to the technical field of cables, and discloses a cable with a limiting structure, which comprises a cable body, the outer surface of the cable body is provided with a limiting piece, one side of the limiting piece is provided with a mounting hole, one side of the limiting piece is provided with a stabilizing device, and the stabilizing device is connected with the limiting piece. In this way, the cable body can be clamped by the two limiting pieces, the pressing piece makes contact with the outer surface of the cable body, the pressing piece presses the spring to be contained in the mounting groove, the sliding block moves in the sliding groove, and therefore the pressing piece can make good contact with the outer surface of the cable body through the elastic force of the spring; and one side, close to the outer surface of the cable body, of the pressing piece is provided with an isosceles trapezoid-shaped rubber convex block, so that the limiting piece can be well limited at the outer surface of the cable body, the limiting piece can be detached when the cable body is used, and the cable body cannot be clamped when being used and dragged.

The utility model relates to the technical field of cleaning equipment, in particular to fire-fighting water pipe cleaning equipment for fire fighting, and solves the problems that in the prior art, most existing cleaning equipment is inconvenient to recycle waste water generated by flushing, so that a large amount of clean water is consumed in the flushing process, the use cost generated by cleaning is increased, and the cleaning efficiency is increased. Meanwhile, some stubborn dirt possibly needs to be washed away for many times, and the practicability of equipment is reduced. The fire-fighting water pipe cleaning equipment for fire fighting comprises a bottom plate, a cleaning box is fixedly installed on one side of the top of the bottom plate, a cover plate is fixedly installed on one side of the top of the cleaning box, a water tank is fixedly installed on the top of the cover plate, and two water storage pipes are symmetrically arranged in the cleaning box. Waste water is effectively utilized for circulating filtration, water resources are saved, the use cost is reduced, and the cleaning efficiency, the cleaning effect and the practicability of equipment are improved.

The utility model discloses a dynamic muscle nature's neck rehabilitation training brace relates to medical rehabilitation instrument technical field, and the utility model discloses a cape, and the both sides of cape outer surface and the both sides of back are all provided with servo motor and take off and put on the roll, and four servo motor output all are connected with worm, and four take off and put on the back of roll all are connected with worm wheel, and the top of cape is connected with head hoop through a plurality of ball head seat. The utility model discloses the setting of servo motor, worm, worm wheel, take off and put on the roll and first pull rope, and four servo motor outputs are driven four take off and put on the roll rotation respectively through four worms and four worm wheel meshing, thereby being convenient for to take off or put out to first pull rope, second pull rope, third pull rope and fourth pull rope, when first pull rope and second pull rope take off and third pull rope and fourth pull rope put out, make the head of patient to the right side of self inclination, do not need medical staff or family member manual traction patient head and make neck movement, and the operation is time -saving and labor -saving.

The utility model discloses tinned copper wire high-speed stranding equipment, and belongs to the technical field of tinned copper wire stranding equipment. The U-shaped mounting seat is arranged on the base, and a wire stranding wheel is rotationally connected to the U-shaped mounting seat; according to the utility model, the nut moves on the surface of the lead screw through the rotation of the lead screw, the sliding block is driven to move through the movement of the nut, the U-shaped mounting seat and the stranding wheel are driven to move through the movement of the sliding block, and the stranding wheel is driven to move through the movement of the sliding block. The moving direction of the nut is controlled by controlling the positive and negative rotation of the second motor, so that the wire stranding wheel is driven to move left and right, the tinned copper wire can be uniformly wound on the wire stranding wheel through the left and right movement of the wire stranding wheel, and the wire stranding stability and efficiency are optimized.

The application belongs to the technical field of new energy automobile charging, and particularly relates to a direct-current split type charging host, aiming at the problems of inconvenient transportation of the existing split type host, and poor protection effect on the charging terminal, and the following scheme is proposed, which comprises a mounting box, a base is fixedly installed at the bottom of the mounting box, two movable doors are hingedly connected to one side of the mounting box, and a storage bin is fixedly installed at the top of the mounting box; a first charging terminal and a second charging terminal are arranged on the two sides of the mounting box, in the application, the split type charging host can be combined and installed with at most two charging terminals, the split type charging host can be conveniently transported, and the use of the charging state is not affected, and meanwhile, when the charging terminals are installed on the two sides of the charging host, the charging terminals can be continuously shielded, the tarpaulin for shielding can be synchronously extended with the extension of the terminals, and the long-term use of the charging terminals is facilitated.

The utility model provides plastic woven bag flat filament winding equipment, and belongs to the field of plastic woven bag manufacturing device.The plastic woven bag flat filament winding equipment comprises a frame body, a lower pressing roller, an upper pressing roller and a driving motor, the lower pressing roller and the upper pressing roller are vertically and correspondingly installed at one end of the frame body, and the driving motor is fixed to the other end of the frame body and connected with an installation roller; the installation roller is sleeved with a winding roller used for winding flat filaments, a baffle is fixed to the end, close to the driving motor, of the installation roller, the other end of the installation roller is slidably connected with a check block, the two ends of the winding roller abut against the baffle and the check block respectively, and the installation roller is provided with a plurality of idler wheels which abut against the inner wall of the winding roller. Therefore, the coiling roller can axially slide along the mounting roller. According to the scheme, the mounting roller is in sliding connection with the check block, through the structures such as the spring, the sliding block, the bearing and the rotating shaft, flat filaments wound by the winding roller can be replaced conveniently, meanwhile, the winding roller can be limited, the flat filaments can be wound conveniently, operation is convenient, and the structure is simple.

The utility model relates to textile material processing technical field, concretely speak to a kind of textile textile material flushing equipment, including box, the both sides of box are equipped with notch and guide element, the side of box is equipped with water tank, the top of water tank is fixed with water pump, the water inlet pipe of water pump is fixed with elbow pipe, the drain pipe of water pump is fixed with connecting pipe, the top of box is equipped with access hole, two branch pipes are fixed in the box, two horizontal pipes are fixed on two branch pipes, a plurality of spray heads are fixed on each horizontal pipe, two extruding pieces are arranged in the box, the side, away from water tank of box, is equipped with two round plates and through slot, two connecting columns are fixed on two round plates, two connecting columns are rotatably connected with the box, a supporting plate and a belt pulley are fixed on two connecting columns, the belt pulley is connected by belt between two belt pulleys, two cleaning brushes are fixed on two supporting plates by bolt;The utility model improves the flushing effect, and the water in extruded textile material is convenient.

The utility model discloses a winding mechanism of a thin film splitting machine, relates to the technical field of thin film winding, and solves the technical problem that when a winding roller is driven by an existing motor to wind a thin film, the thin film is easy to break and damage due to continuous increase of the winding speed. Comprising a support and a winding roller installed on the support, the support comprises a bottom plate and side plates symmetrically installed on the bottom plate, the winding roller is rotatably installed between the two side plates, a roller frame is arranged below the winding roller, a pressing roller attached to the bottom of the winding roller is rotatably installed in the roller frame, and an elastic rod is installed between the roller frame and the bottom plate; a driving shell is installed on the side wall of one side plate, and one end of the winding roller is coaxially connected with a rotating pipe extending into the driving shell. When the film is continuously wound by the winding roller, the rotating speed of the winding roller can be automatically reduced along with the continuous increase of the diameter of the wound film, the phenomenon that the film is snapped and damaged can be effectively avoided, and the winding quality of the film can be improved.

The utility model relates to the technical field of geotechnical engineering investigation, in particular to a take-up and pay-off device for a shear wave probe, which comprises a wire coil, a cable and a probe storage tube, the wire coil is used for winding the cable, and the probe storage tube is used for placing one end of the cable; the device further comprises a moving trolley and a digital display distance measuring wheel, and the wire coil is rotationally arranged on one side of the moving trolley; the probe storage tube is arranged on one side of the wire coil and is fixedly arranged on the moving trolley; the digital display distance measuring wheel is arranged on one side of the wire coil and fixedly arranged on the moving trolley, and the central axis of the digital display distance measuring wheel is parallel to the central axis of the wire coil; according to the cable take-up and pay-off device, the digital display distance measuring wheel is arranged to measure and display the take-up and pay-off length of the cable, mistakes are not prone to being made during cable take-up and pay-off, and the labor intensity of workers is effectively reduced.

The utility model discloses a constant tension take-up and hold-down device for tape type labels, which comprises a take-up table, the upper surface of the take-up table is fixedly connected with a take-up rack, the input end of the take-up rack is provided with a servo motor, and the upper surface of the take-up table is fixedly connected with a support frame. According to the device, through the arrangement of the winding rack, the servo motor and the carrier roller, the winding operation of a tape-winding type label can be achieved, through the supporting frame, the weighing sensor and the PLC control panel, the elastic deformation quantity can be sensed through the weighing sensor and converted into a measurable electric signal, accurate measurement of the tension of the tape-winding type label is achieved, and the accuracy of the measurement of the tension of the tape-winding type label is improved. And through the sliding notches, the supporting blocks, the supporting springs, the threaded holes and the adjusting screw rods, the height of the extrusion rollers can be adjusted in a threaded mode, adjustment of the distance between the extrusion rollers and the supporting rollers is achieved, constant-tension pressing on the tape-winding type labels is facilitated, effective winding of the tape-winding type labels is facilitated, and the device is simple in structure, convenient to operate and worthy of application and popularization.

This utility model relates to the technical field of pipe processing equipment and discloses a silicon core tube servo dual-station winding machine, including: a support base plate, which is rectangular and placed on the ground; and an adjustment structure, which includes a first adjustment part and a second adjustment part. The first adjustment part includes two sets of first fixed circular plates disposed on the top of the support base plate. A first fixed frame plate is fixedly installed on one outer wall of the first fixed circular plate. Six sets of second fixed frame plates are fixedly installed on the outer wall of the first fixed frame plate. Limiting grooves are opened inside the second fixed frame plates. Six sets of limiting grooves are opened inside the first fixed frame plates. The twelve sets of limiting grooves correspond to each other in pairs. A connecting plate is provided between every two sets of limiting grooves to adjust the width of the winding drum, improve the applicability of the device, facilitate the winding of pipes of different sizes, reduce the situation of pipes overlapping and being squeezed, and improve the flexibility of the device.

The utility model discloses an automatic winding device for a fishing line for Taiwan fishing, which comprises a line coil assembly and a handheld driving mechanism, a butt joint clamping sleeve is installed in the center of the wire coil assembly in an embedded mode. The top end of the handheld driving mechanism is rotationally connected with a rubber butt joint, the rubber butt joint is in butt joint with the butt joint clamping sleeve in a matched mode, and the handheld driving mechanism is used for driving the rubber butt joint to rotate. When the fishing line is wound, the handheld driving mechanism can automatically drive the line coil assembly to rotate to wind the fishing line, manual winding is not needed, winding is more convenient, meanwhile, after winding is completed, the line coil assembly and the handheld driving mechanism can be separated, and storage is facilitated.

The utility model discloses a reel structure of a beach winding machine, which comprises a reel structure main body, the reel structure main body comprises a main reel, a mounting clamping hole is formed in the middle of the main reel, and a winding machine reel is mounted in the mounting clamping hole in a clamping manner; by designing a pressing and winding mechanism, when a main reel rotates to wind a cable and the thickness of the wound cable is increased, a pressing roller and a connecting frame are pushed, so that a pressing spring is stressed and deformed, when the pressing spring is stressed and deformed, the connecting frame is driven to be stably pressed, and the pressing roller is pressed on the surface of the cable again; and when the cable is not tensioned and wound, the cable is still convenient to compress and wind and is not easy to loosen, so that the main reel is convenient to always elastically compress and wind when winding the cable, and the compressing convenience when the reel structure main body is mounted on a winding machine and wound is improved.

The utility model discloses a cutting device for geotechnical cloth preparation. The cutting device comprises a base. A vertical plate is fixedly connected to one side of the base, a sliding block is slidably connected to the middle of the vertical plate, a moving rod is slidably connected to the middle of the sliding block, and a positioning shaft is arranged on one side of the moving rod; wherein a base plate is fixedly connected to the middle of the base, and an extrusion cylinder is arranged at the top of the base plate; a vertical plate is fixedly connected to the other side of the base, a rotating shaft is arranged on one side of the vertical plate, a sleeve rod and a telescopic rod are arranged to control contraction of a positioning shaft, and in cooperation with lifting of a sliding block, a large geotechnical cloth roll can be fixed and lifted conveniently, and through arrangement of a second motor, the large geotechnical cloth roll can be fixed and lifted conveniently. According to the geotechnical cloth cutting device, the geotechnical cloth roll needing to be cut can be conveniently unwound while the cut geotechnical cloth roll is conveniently wound, and the situation that the cut geotechnical cloth falls off is avoided while the position of the geotechnical cloth is conveniently limited through the arrangement of the extrusion cylinder.

The utility model discloses winding equipment for cable production, which comprises a supporting seat, a left supporting plate and a right supporting plate are respectively arranged outside the supporting seat, the left side surface and the right side surface of the supporting seat are respectively provided with a sliding chute, the inner walls of the two sliding chutes are respectively connected with a sliding plate in a sliding manner, and the sliding plates are arranged on the left side surface and the right side surface of the supporting seat. Connecting grooves are formed in the side faces, close to each other, of the two sliding plates correspondingly, electric push rods are fixedly installed on the inner side walls of the two sliding grooves correspondingly, and the telescopic ends of the two electric push rods are fixedly connected with the inner side walls of the two connecting grooves correspondingly. The side faces, away from each other, of the two sliding plates are fixedly connected with the right side face of a left supporting plate and the left side face of a right supporting plate correspondingly, a speed reducer is fixedly installed on the right side face of the right supporting plate, and a driving motor is fixedly installed at the input end of the speed reducer. According to the device, due to the fact that the left positioning disc and the right positioning disc are far away from each other, a wound cable plastic barrel can be discharged on the surfaces of the left positioning disc and the right positioning disc, and the discharging speed after a cable is wound is increased.

The utility model relates to the technical field of plastic packaging bag processing discloses a kind of winding extrusion devices for plastic packaging bag processing, including machine body component, adjusting assembly and extrusion component.Machine body component is wound by winding drum packaging bag, and the extrusion roller of extrusion component is contacted with winding drum to extrude bubble in winding material, and the spring and extrusion block on its side connecting rod can adjust the contact force of extrusion roller and winding drum;Adjusting assembly moves extrusion component by electric cylinder, push-pull rod and other structures drive, adapt to the change of winding drum winding thickness.The device can stably keep extrusion force to efficiently remove bubble, and winding drum is replaced conveniently, improve winding quality and operation convenience, and be applicable to the winding processing of plastic packaging bag.

The utility model relates to the technical field of engineering surveying devices, and discloses a pay-off device for engineering surveying, which comprises a base, a sliding plate is arranged on the surface of the base, a placing plate is arranged on the back surface of the sliding plate, a cable placing assembly is arranged on the side surface of the placing plate, and a pay-off control assembly is arranged at the top of the base. According to the pay-off device for engineering surveying, the pay-off control assembly is arranged, the height of the pressed bottom end contact air bag and the height of the pressed contact elastic cushion are controlled through the lifting device, then an air pump is started to input air into the middle connecting air bag, the bottom end contact air bag is inflated and expanded, and the downward expansion distance can be known according to a scale plate; adjustment is carried out according to the set winding thickness, when the cable is wound to make contact with the contact elastic cushion, it is indicated that the single winding amount at the moment is appropriate, then paying-off treatment can be carried out, the winding and paying-off amount can be controlled according to needs, and the use effect is good.

The utility model belongs to non - woven fabric processing technical field especially relates to a non - woven fabric cloth rolling device. The utility model provides a non - woven fabric cloth rolling device, including frame, be provided with on the frame: feeding device, the feeding device sets up on the frame, be provided with non - woven fabric on the feeding device, winding device, winding device sets up the output end of feeding device, winding device is used for winding into roll with non - woven fabric, tensioner, tensioner sets up between winding device and feeding device, tensioner is used for making non - woven fabric tensioned. In this technical scheme, non - woven fabric is wound by feeding device and is wound by winding device, and tensioner simultaneously exerts pressure on non - woven fabric on feeding device, so that non - woven fabric is tensioned in the winding process, thereby non - woven fabric can be smoothly wound on winding device, so as to facilitate the winding of non - woven fabric, improve winding efficiency.

The utility model relates to the field of fabric processing, and discloses a textile fabric immersion box which comprises a box body, a feeding roller is arranged on the left portion of the box body, a receiving roller is arranged on the right portion of the box body, a guide roller assembly is arranged on the inner wall of the box body, an immersion mechanism is arranged on the inner wall of the box body, and the immersion mechanism comprises a water flow impact assembly. And the water flow impact assembly comprises a shell and a flapping rod, the shell is fixedly connected to the upper surface of the inner wall of the box body, and the flapping rod is rotationally connected to the inner wall of the box body. According to the textile fabric soaking device, the water flow impact assembly is arranged, the wetting effect of liquid on textile fabric is improved through the impact force of water flow, meanwhile, the beating rods alternately beat the fabric during rotation, tiny bubbles in the fabric are removed, the soaking effect of the fabric is improved, and fabric deviation caused by water flow impact can be effectively overcome; the cloth stably advances close to the guide path, and the practicability of the device is further improved.

The utility model relates to the technical field of rewinder, in particular to a rewinder capable of automatically loading and unloading roll cores, which is characterized in that a support frame is arranged on the side surface of a rewinder body, a mounting plate is arranged on the side surface of the support frame, a positioning frame is arranged at one end of a rotating rod, an electric push rod is arranged on the side surface of the fixing frame, and a moving plate is arranged at the lifting end of the electric push rod; the first arc-shaped plate is connected with a second arc-shaped plate through a hinge; the winding core fixing device has the beneficial effects that a winding core can be placed in a first arc-shaped plate, then a second arc-shaped plate is rotated through the arrangement of a hinge, and then the second arc-shaped plate and the first arc-shaped plate are connected through a positioning bolt, so that the winding core can be fixed, and then a first motor can drive a supporting shaft to rotate by an angle; after the winding core rotates by a proper angle, the supporting shaft can be pushed through the electric push rod, then one end of the winding core can be inserted into the positioning frame and fixed through the fixing bolt, and then the winding core can be driven to rotate through the driving motor to be conveniently matched with the rewinding machine body to conduct winding subsequently.

The utility model discloses a greenhouse external sunshade structure, including the mount frame body, the inside fixed sunshade mechanism of mount frame body, through sunshade mechanism unfolding, can conveniently shade in the greenhouse, and the upper side of sunshade mechanism is connected with the pull rope, the surface of mount frame body is equipped with first guide wheel and guide mechanism respectively, the lower side fixed connection of mount frame body has the winding mechanism. The utility model discloses through the elastic force of reset spring self, can conveniently push the limit sliding block along with the inside movement of guide column, thereby can make drive cross bar drive connecting block along with the surface sliding of guide column, conveniently make the movable rod drive the sunshade cloth to unfold, can make the sunshade cloth shade the upper side of greenhouse, and through the inside wall size of drive cross bar and the surface size of guide column adaptation simultaneously, can play the guide movable rod of reducing self wear and tear.

The utility model relates to the technical fields of mould shrinkage pipe production especially relate to a mould shrinkage pipe production post -treatment device. Its technical scheme includes winding roller, processing box body and baffle, the processing box body lower surface welding has workstation, processing box body one side outer end surface is established with feeding hole, and processing box body both sides outer end surface all are established with air inlet, the fan that processing box body inside bottom end is installed, and the upper surface intercommunication of fan has the blow -off cover, the processing box body inner wall welding has the filter plate, the inside top of processing box body and the upper surface of filter plate all are fixed with outer rod, and the outer rod one side outer end surface swing plug -in has the inner rod, the inner rod one side outer end surface is fixed with the clamping plate, and the recess is established in the clamping plate inside, the inner wall rotation of processing box body is connected with winding roller, the winding roller one side outer end surface is fixed with baffle, and the winding roller upper surface establishes the fixed slot. The utility model is convenient for one side cooling one side winding, and the processing efficiency is high.

The utility model relates to textile pipe winding technology field, and disclose a kind of conical textile pipe winding, including pipe winding body, the bottom surface of pipe winding body is fixedly arranged with lower reinforcing ring, the top surface of pipe winding body is fixedly arranged with upper reinforcing ring, the inner wall of pipe winding body is equipped with cavity, the inside of cavity is fixedly arranged with reinforcing rib, the surface of pipe winding body is fixedly arranged with antiskid layer, the surface of antiskid layer is coated with composite coating group, the surface of pipe winding body is equipped with spiral heat dissipation channel, the top of pipe winding body is clamped with top cover, and the inside one side of top cover is fixedly installed with tensioning assembly. The conical textile pipe winding, by the setting of composite coating group, antiskid layer and nanometer ceramic particle coating can increase the friction between yarn and pipe winding body, and it is not easy to slip off when winding yarn, and the winding of yarn is facilitated, ultra-thin carbon nanotube coating can eliminate static electricity, avoid the static electricity accumulation generated by friction when high-speed winding yarn.

The invention belongs to the technical field of monitoring equipment, and particularly discloses transformer comprehensive monitoring equipment which comprises a shell, the bottom of the shell is fixedly connected with a ventilation base, a dehumidification and heat dissipation mechanism is arranged outside the shell, and the dehumidification and heat dissipation mechanism is used for drying and heat dissipation in the shell. A ventilation base is arranged in the shell, a cable protection mechanism is arranged at the bottom of the ventilation base and used for taking up cables and protecting the cables, a limiting mechanism is arranged outside the cable protection mechanism and used for preventing the cable protection mechanism from overturning, and a transformer comprehensive tester is detachably connected into the shell. The transformer comprehensive tester can be dehumidified through the dehumidification and heat dissipation mechanism, meanwhile, the transformer comprehensive tester can be cooled, and then the influence of the environment on equipment can be reduced, so that the place for storing the equipment cannot be limited, and meanwhile, the equipment cannot be damaged in the humid environment.

The utility model discloses a greenhouse big -arch shelter with double -layer heat preservation film structure, including ground beam, the ground beam's top one side installs the support side plate, the top of ground beam and the one side outer wall of support side plate install between first installation framework and second installation framework, the top of first installation framework is paved with first heat preservation film, the top of second installation framework is provided with the heat preservation film take -up assembly for the take -up of second heat preservation film, heat preservation film take -up assembly sets up on the arc pneumatic slide platform for moving in a certain direction for driving heat preservation film take -up assembly. The utility model can according to actual demand and weather change, the covering state of second heat preservation film is flexibly controlled, when needing to enhance the heat preservation effect, can quickly lay second heat preservation film on the top of second installation framework, when weather is getting warmer or carries out the inside operation of big -arch shelter, can also conveniently wind it, and simple and efficient operation saves manpower and time cost.

The invention provides an acrylic acid adhesive, a high-temperature-resistant protective film and an optical conductive film, and particularly relates to the technical field of conductive films. The acrylic acid adhesive is mainly obtained by UV curing of an isocyanate grafted acrylic acid polymer, a polyfunctional group crosslinking monomer, a photoinitiator and an optional auxiliary agent, the isocyanate grafted acrylic polymer is mainly obtained by carrying out grafting reaction on an isocyanate monomer and an acrylic polymer; the isocyanate monomer is an isocyanate monomer containing double bonds; the polyfunctional group cross-linking monomer comprises PGDA, TMPTA, HDDA or PO-NPGDA. The acrylic acid adhesive provided by the invention has excellent high temperature resistance and rapid curing characteristic, the traditional release material and curing step are omitted, the production cost is reduced, and the production process is simplified.

The utility model relates to the technical field of fire hose extrusion molding equipment, in particular to a fire hose extrusion molding linkage device which comprises a base, an extruder body and a support are assembled on the surface of the top end of the base, and two sets of straight arms used for supporting are assembled on the surface of the outer wall of the support through bolts. A meter counter is assembled on the surface of the outer wall of the straight arm; when the winding length reaches the set length, an electric push rod at the top of a U-shaped frame can be operated under the operation of a controller to operate and push a pressing plate to descend, the pressing plate is matched with a rail base between two sets of straight arms to conveniently press and fix a fire hose, and then a sliding frame in the rail base slides and displaces along the rail base; and then the sliding frame conveniently drives the blade body to cut off the fire hose, personnel can conveniently take the wound fire hose, and the empty winding roller is replaced so that the fire hose can continue to be wound.