66results about How to "Quick opening and closing" patented technology

The utility model relates to cable protection field especially relates to a kind of cable protection pipe flattening strength testing device, including workbench, mounting bracket, motor, shaft sleeve, screw rod and connecting plate, workbench top is provided with mounting bracket, the motor with output shaft downwards is installed in mounting bracket top, mounting bracket upper side portion is equipped with reinforcing plate, reinforcing plate middle part is rotatably connected with shaft sleeve, shaft sleeve is connected with the output shaft of motor, shaft sleeve inside is rotatably connected with screw rod, screw rod bottom is provided with connecting plate, mounting bracket rear side portion is equipped with stable guide rail. Screw rod mechanism driven by motor is converted to linear motion by rotating motion through shaft sleeve, cooperate with the rigid constraint of stable guide rail and guide block, ensure that pressing plate is vertically pressed without deviation, eliminate test data error;Dial gauge is directly monitored by pulling rope pressing plate displacement, form high-precision deformation to pressure curve, provide original data benchmark for evaluating the compression resistance of protection pipe.

The invention discloses an underwater profile water sample automatic collection device capable of setting trigger pressure, and relates to the technical field of underwater sampling. The sampler comprises a sampling mechanism and a driving mechanism. The sampling mechanism comprises a sampling barrel, a one-way valve and a piston type water pumping assembly with a piston and a spring; a water inlet is formed in the upper end of the sampling cylinder. The driving mechanism is mainly a transmission assembly, and the transmission assembly is specifically composed of a plug pin, a rotating shaft, a transmission gear, a driving cam, a pressure response air cylinder and the like. A piston rod in the pressure response air cylinder moves under the action of water pressure, a transmission gear is driven to rotate through a rack, a driving cam coaxially arranged with the transmission gear rotates along with the transmission gear and pushes a limiting device on a plug pin, limiting of the plug pin to a piston in the water pumping assembly is relieved, and the sampling barrel starts to collect water immediately. Automatic and reliable opening and closing are achieved through mechanical self-locking and spring energy storage, and the sampling fidelity is high; by setting the relative positions of the driving cam and the rotating shaft, a user can preset the closing triggering depth according to operation requirements; and meanwhile, by configuring a plurality of trigger nodes, the grading response and closing functions of the device under different water layer depths are realized, the sampling flexibility and the adaptability to different water layer environments are improved, and the operation requirements of diversified section sampling can be accurately met.

The utility model discloses a fish releasing swing valve capable of being rapidly opened and closed. The fish releasing swing valve comprises a valve body, a valve plate and an oil cylinder. According to the utility model, the split type valve plate is matched with the scissor type hinged linkage mechanism, and the opening and closing stroke of the valve plate is obviously shortened by utilizing the synchronous reverse swinging of the symmetrical swing arms under the driving of the oil cylinder, so that the quick opening and closing are realized; the problem of response lag caused by long-stroke movement of a single valve plate of a traditional swing valve is solved, and the swing valve is particularly suitable for fish migration channel valve scenes with high requirements for opening and closing efficiency.

The utility model relates to distillation equipment technical field especially for the distillation bin convenient to internal cleaning, including base, the top movable lap of base has distillation jar, the top movable of distillation jar is equipped with the cover, distillation jar and cover are connected through the sealing assembly movably, the top of distillation jar is equipped with the communicating pipe of penetration, the bottom of communicating pipe is penetrated in the inside of condensing mechanism, the side of condensing mechanism is equipped with the liquid outlet pipe of penetration, the horizontal center line of distillation jar and condensing mechanism is aligned. The device can carry out distillation operation to the fermented wine lees of the white spirit, and condenses and collects the white spirit after distillation, and the distillation jar can be conveniently closed and opened, so that the addition of raw materials and the internal cleaning of the jar body can be conveniently carried out, the closed structure can adapt to the new distillation jar and traditional wood distillation still, improve the practicability in a variety of material jar body, and can guarantee the sealing property of jar body.

The utility model discloses a drill bit transportation protection device for petroleum drilling, and relates to the technical field of drill bits, the drill bit transportation protection device comprises a protection box, the bottom of the inner wall of the protection box is fixedly connected with a bearing base, the top end of the protection box is movably connected with a box cover in an inserted mode, the inner wall of the protection box is provided with a clamping assembly, and the clamping assembly comprises a vertical guide rail. The inner wall of the vertical guide rail is slidably connected with a vertical sliding block. Through the linkage design of the box cover and the lower pressing rod, automatic triggering of the clamping assembly is achieved. When the box cover is closed, the clamping arc plates can be driven to synchronously move and rapidly clamp the drill bit without additional operation, the clamping force is automatically adjusted along with the closing degree of the box cover, the device adapts to drill bits of different sizes, the universality of the device is improved, the arc block springs and the pressure-bearing springs provide vertical and transverse buffering effects correspondingly, and a three-dimensional buffering system is formed. In the transportation process, vibration energy generated by road bumping, collision and the like can be effectively absorbed.

This utility model relates to the field of solid-state lithium battery packaging technology, and discloses a solid-state lithium battery packaging structure, including a housing. A damper is disposed inside the housing, and a storage shell is fixedly connected to the outer wall of the damper. A rotating plate is rotatably connected inside the storage shell, and a bracket is fixedly connected to the outer wall of the rotating plate. A connecting frame is rotatably connected to the outer wall of the rotating plate, and the outer wall of the connecting frame is slidably connected to the inside of the storage shell. A clamping block is fixedly connected inside the connecting frame, and a battery body is slidably connected to the outer wall of the clamping block. A limit block is fixedly connected inside the storage shell. In this utility model, the cooperation of the housing, damper, and storage shell achieves a buffering effect, protecting the battery body. The rotation of the rotating plate drives the connecting frame to move, further clamping the battery body with the clamping block, ensuring the stability of the battery body and achieving rapid replacement, reducing replacement time.

The utility model discloses a motor test load simulation device which comprises a supporting mechanism, a load tester and a motor body, the upper end of the supporting mechanism is provided with a heat preservation mechanism, the lower end of the supporting mechanism is provided with a temperature adjusting mechanism matched with the heat preservation mechanism, and the supporting mechanism comprises a detection table and a motor fixing frame. The motor body is fixedly installed on the motor fixing frame, an air inlet and an air outlet are formed in the position, close to the motor fixing frame, of the upper end face of the detection table, the heat preservation mechanism comprises a heat preservation cover and fixing bolts, and the heat preservation cover is arranged at the upper end of the motor body in a sleeving mode and rotationally connected with the detection table and fixed to the motor fixing frame through the fixing bolts. The temperature adjusting mechanism comprises a sealing box, an electric heating wire fan and a refrigerator. The motor test load simulation device has the advantages of rapid heating and cooling, uniform and stable temperature and convenient operation, and solves the problem that the motor test load simulation device cannot simulate an extreme temperature environment.

This utility model discloses an easy-to-clean filter box, comprising: a filter box body, the filter box body being hollow and forming a first chamber and a second chamber, an air inlet pipe and an exhaust pipe connected to the upper end of the filter box body, and several windows opened on the rear surface of the filter box body, with sealing plates installed inside the windows; an isolation plate, located between the first chamber and the second chamber, with the filter box body fixedly connected to the upper end and both ends of the isolation plate; a support assembly, two of which are stacked vertically, located inside the first chamber; a filter screen, the filter screen being installed on the upper end of the support assembly, the filter screen having a convex structure; and multiple fixing assemblies, multiple of which are installed on both sides of the upper end of each sealing plate. This utility model achieves the dual advantages of high-efficiency filtration and easy cleaning through the easily openable and closable sealing plate, the easily accessible filter screen, and the stable support and fixing structure, and has a stable structure and strong adaptability.

The utility model discloses a tunnel lighting device convenient to install and maintain, and relates to the technical field of lighting devices. The LED lamp comprises a shell, one side of the shell is fixedly connected with a mounting plate, one side of the shell is fixedly connected with a cooling fin, one side of the shell is fixedly connected with a controller, an LED lamp panel is arranged in the shell, a sealing plate assembly is arranged in the shell, the sealing plate assembly comprises a first magnet arranged in the shell, and a second magnet arranged in the shell is arranged in the shell. And the anti-falling plate is magnetically attracted to one side of the first magnet. According to the utility model, tool-free quick opening and closing of the shell are realized through the magnetic suction sealing plate assembly and the sliding design. During maintenance, only the closing plate needs to be pulled out, the transparent plate is pulled out, the LED lamp panel is directly exposed, and bolts do not need to be detached. Meanwhile, a limiting plate and a spring pressing mechanism are adopted in the fixing assembly, the LED lamp panel is rapidly positioned through a fixing groove, and unlocking and replacement can be achieved by pressing a fixing plate. No special tool is needed, and labor cost and operation complexity are reduced.

The utility model belongs to the technical field of communication protocol conversion, and particularly relates to a protocol converter suitable for various distributed power supply scenes, which comprises a power supply electricity taking terminal, at least two paths of RS485 communication terminals, two paths of CAN communication terminals, at least two paths of remote signaling terminals, one path of expansion interface terminal, one path of communication port terminal and at least one path of hard contact output terminal, and a housing for accommodating the internal components; a power panel, a main control board, a communication board and a carrier communication module are fixed in the shell; the power supply board is provided with a voltage conversion circuit, the main control board is provided with a main control chip, a real-time clock, a Bluetooth module, a storage chip, an indicating lamp circuit and a key circuit, and the communication board is provided with a plurality of RS485 communication circuits, two CAN communication circuits, two remote signaling circuits and an expansion interface communication circuit. Through electrical connection of the multiple communication interfaces and the main control chip, the system can be applied to a distributed photovoltaic power generation system, a distributed storage system and a distributed charging pile system.

This utility model discloses a lightweight outdoor sports thermos cup, including a cup body, a support lid, and a cup lid. The cup body has a double-layer vacuum structure. The support lid is threaded to the inner wall of the top opening of the cup body, and the cup lid is threaded to the outer wall of the top opening of the cup body, covering the outside of the support lid. The support lid has a straw inlet and a pouring spout. The top end of the straw inlet is fixedly connected to an upwardly extending straw. A magnetic cap is fitted over the straw, and a magnetic attraction mechanism is provided between the magnetic cap and the support lid. A support ring is fixedly provided on the top of the support lid, and a fastening mechanism for controlling the opening and closing of the pouring spout is provided between the support ring and the support lid. This utility model belongs to the field of thermos cup technology, specifically a lightweight outdoor sports thermos cup.

The utility model discloses a dust treatment device which comprises a treatment box, a water supply mechanism and a stirring mechanism, a stirring assembly of the stirring mechanism is located in the treatment box, a dust inlet pipe is arranged at the top of the treatment box, the dust treatment device further comprises a dust supply hose, a sleeving hose matched with the dust inlet pipe is arranged on the periphery of the dust supply hose, and the water supply mechanism is arranged on the water supply mechanism. The sleeving hose is bundled to the periphery of the ash inlet pipe through a bundling rope, the bottom end of the ash conveying hose is inserted into the ash inlet pipe, and a balance weight ring is fixed to the bottom of the ash conveying hose. Compared with the prior art, the ash conveying hose is flexibly connected with the sleeving hose, the ash conveying hose naturally droops under the action of the balance weight ring, the ash conveying hose can penetrate through the interior of the ash inlet pipe and directly enter the treatment box after being connected with the ash inlet pipe, and the sleeving hose can be connected to the periphery of the ash inlet pipe in a sleeving mode, so that the ash conveying hose is convenient to use. According to the connecting mode, dust can be effectively prevented from escaping from the joint of the dust conveying hose and the dust inlet pipe, and the risk of secondary pollution is avoided.

The utility model provides a kind of portable data storage, comprising: shell assembly, the outside of shell assembly is provided with side stop component, U disk memory component is provided in shell assembly, smart anti-lost component is connected outside U disk memory component, shell assembly includes external hollow shell, the rear end of external hollow shell is fixedly connected with U type backplate, the outer end of U type backplate is installed with hanging ring, by setting the magnetic connection of first electromagnetic frame and metal sealing plate, cooperate self-rebound hinge, the invasion of sundries is prevented while realizing quick opening and closing, protect internal element, rectangular distribution's compression rubber strip effectively absorbs external impact force, reduce the risk of equipment due to collision damage, the magnetic connection of second electromagnetic plate and rear side metal plate, ensure that U disk is stably stored in non-use state, prevent accidental slip, by electric button control magnetic adsorption intensity, realize the quick extraction and storage of U disk, simplify operation process.

The utility model relates to ball mould wear resistance test technical field, and disclose a kind of ball mould wear resistance test device of adjustable friction point, including rack, ball head measured piece and counterweight weight;The top of rack is fixedly connected with multiple guide rods, the surface of guide rod is slidably connected with rotating platform, the both sides of rotating platform are symmetrically provided with sliding slot, the inner chamber of sliding slot is slidably matched with sliding rod, and one end of sliding rod is threadedly connected with locking knob, the surface of sliding rod is fixedly connected with connecting plate, and the end of connecting plate is equipped with recessed plate;Sliding rod is along the arc of sliding slot Sliding, cooperate locking knob locking, realize the friction point adjustment of recessed plate relative to ball head measured piece, through the arc adjustment structure of semicircular sliding slot and sliding rod, angle scale and alignment mark are combined, the angle adjustment of recessed plate can be realized, make friction point along ball head measured piece spherical surface dynamic change, cover the multiple friction angles that can appear in actual working condition.

The application discloses a dustproof spraying device for building construction and belongs to the technical field of dustproof equipment for building construction. The device comprises a horizontal cavity, a water storage groove is symmetrically arranged on the upper surface of the horizontal cavity, a cavity is arranged on the upper surface of the horizontal cavity, a circular cavity is fixedly connected to the inside of the cavity, a central cavity is fixedly connected to the inside of the circular cavity, a motor is fixedly connected to the lower surface of the central cavity, an output end of the motor is fixedly connected with a rotating column, and a limiting block is arranged on the outer side wall of the rotating column. The device is driven to rotate by the motor, the rotating column is driven to rotate by the limiting block and the limiting groove, and the guiding sliding block is slid in the guiding curved groove to make the perforated turntable produce up-down reciprocating motion. The composite motion makes the liquid pumping circular plate slide up and down in the liquid pumping groove, and the efficient water pumping and water feeding are realized by cooperation of the one-way water valve, so that the spraying ring can continuously obtain water source.

This utility model relates to the field of instrument box technology, specifically an impact-resistant instrument box, including an instrument box with an instrument body installed on the inner wall. A shock-absorbing device is installed at the bottom of the inner wall of the instrument box, and reinforcing components are installed on the inner wall. The shock-absorbing device includes a top airbag, a bottom airbag, a Y-axis slide rail, a Y-axis slider, a first buffer spring, an X-axis slide rail, an X-axis slider, and a second buffer spring. This utility model absorbs vertical vibrations through the top and bottom airbags, effectively offsets horizontal impacts with a cross slide rail system, and forms a double-layer buffer with elastic sidewall blocks and rubber pads. Simultaneously, the elastic self-locking design of the P-shaped slot allows for quick opening and closing of the box while eliminating the cumbersome operation of traditional locks. Ultimately, it significantly improves the ease of operation of the equipment while fully protecting precision instruments from transportation damage.

The utility model discloses a lithium ion battery roller testing machine, which belongs to the technical field of lithium ion battery inspection equipment and comprises a roller assembly, a driving assembly is arranged on the right side of the roller assembly, a roller frame assembly is arranged below the left section of the roller assembly, and a cover plate assembly is arranged on the left end face of the roller assembly. The cover plate assembly is arranged on a cover plate supporting table, and a sliding rail is arranged below the cover plate supporting table. According to the lithium ion battery roller testing machine provided by the utility model, the modular design of the roller assemblies is adopted, so that diversified simulation of complex terrains is realized; a stepless speed regulation motor is adopted, the rotating speed of the roller can be accurately controlled, and acceleration changes caused by different gradients or road conditions are simulated; according to the cover plate assembly, the cover plate can be quickly opened, closed and locked through cooperation of the sliding rails, the flanges and the buckle plates, the clamping process is simplified, and the testing efficiency is improved; the set screws and the multiple sets of flange-buckle plate structures form multiple locking, and the locking failure risk of a traditional mechanical locking mode is avoided.

The utility model discloses an integral hoisting device for a steel structure, which belongs to the field of hoisting slings and is further improved on the basis that an existing adjusting assembly can drive a first clamping arm and a second clamping arm to be opened and closed, and stroke grooves are formed in the connecting positions of the two ends of a first connecting shaft of the adjusting assembly. Clamping pieces capable of clamping and limiting the two ends of the first connecting shaft are arranged on the stroke grooves, so that the first clamping arm can be rapidly opened and closed relative to the second clamping arm, and the distance between the first I-shaped steel clamping groove and the second I-shaped steel clamping groove can be rapidly increased; and the I-shaped steel clamping groove I and the I-shaped steel clamping groove II can be conveniently and quickly separated and clamped on the I-shaped steel channel steel, so that the disassembly and assembly efficiency of the I-shaped steel clamp is further improved, and the I-shaped steel clamp is convenient to use.

The application discloses a kind of dangerous chemical storage tank manhole quick opening explosion-proof safety device, it is related to dangerous chemical storage tank technical field, including tank body, the top of the tank body is fixedly connected with manhole pipeline, the explosion-proof safety device further includes: safety protection component, the safety protection component is used to block fire and extinguish when spark mixes in pipeline, safety protection component includes: sealing door, heat insulating plate and explosion-proof fire-retardant core, the sealing door is placed in the top of manhole pipeline, heat insulating plate is fixedly installed in the bottom of sealing door, the manhole remote automation is opened and closed by automatic opening and closing mechanism, eliminate the explosion hidden danger that spark is generated when manually disassembling bolt, pressure sensor cooperates with pressure relief valve and air pipe real-time monitoring adjusts tank pressure, prevent high pressure spouts or vacuum suction, explosion-proof fire-retardant core and heat insulating plate block pipeline in spark spread, filter component dustproof, ceiling protects electrical components, improve the safety of manhole operation.

The utility model provides a kind of high-voltage circuit breaker operating mechanism, including left side plate, right side plate and connecting plate, the connecting plate is equipped with two, symmetrically arranged, respectively set between the upper and lower ends of left side plate and right side plate, fixed connection by bolt and left side plate and right side plate, right side plate is equipped with static contact and moving contact, transmission is equipped between left side plate and right side plate, moving contact is connected with transmission, transmission is used to control moving contact, linkage moving contact and static contact close and disconnect, the side wall of right side plate is equipped with protective shell, the protective shell is equipped with handle, handle is used to control transmission, by setting transmission, energy storage spring is symmetrically set on transmission, by the effect of gear engagement transmission and energy storage spring, the action speed and strength of moving contact are improved, the quick switching of circuit breaker is ensured, and the safety and reliability of power system are improved.

The utility model relates to the technical field of ziplock bags, in particular to an anti-static red PE ziplock bag which comprises an extension bag, the lower end of the extension bag is fixedly connected with an anti-static bag body structure, an adhesive tape is arranged on the upper portion of the left side of the right end of the extension bag, and a pressure-sensitive adhesive layer is arranged on the upper portion of the right end of the anti-static bag body structure. And two long arc-shaped rubber groove strips and two long rubber cylindrical clamping strips are respectively arranged at the upper part of the inner left wall and the upper part of the inner right wall of the extension bag. According to the anti-static red PE self-sealing bag, convenient control is achieved through the operation key, convenient opening, closing and sealing are achieved by matching the extension bag with the viscous adhesive tape and the pressure-sensitive adhesive layer, the sealing performance is further enhanced and moisture and dust are isolated through the clamping design of the long arc-shaped rubber groove strip and the long rubber cylindrical clamping strip, and meanwhile the anti-static red PE self-sealing bag is convenient to use. The anti-static bag body structure effectively prevents static accumulation, can be widely applied to the electronic industry, and provides reliable protection and storage for articles.

The utility model belongs to the field of electric power equipment provides a kind of electric power overhaul box, including box, box bottom end fixed mounting has support chassis, the bottom of box back is equipped with several fixed holes, box back is fixedly installed with placing rack near fixed hole, the inside of placing rack is provided with support mechanism, for the classification arrangement of electric wire, support mechanism includes several fixed baffle, fixed baffle equidistance fixed mounting is in the middle position of placing rack inner wall, fixed baffle one side top fixed mounting has support shaft sleeve, support shaft sleeve one side swingly installed has movable rod, movable rod one side fixedly connected has limit stopper, limit stopper and support shaft sleeve between being provided with reset spring;The utility model is separated into multiple areas by the fixed baffle of support mechanism in the inside of placing rack, cooperation movable rod, limit stopper can be clamped fixed to different electric wire, realize classification arrangement, solve electric wire winding problem from root, reduce short circuit, leakage risk.

The present application relates to the technical fields of electric power construction and maintenance, in particular to an adjustable cable joint insulation binding auxiliary tool, which comprises a base, a universal joint fixedly installed on the top of the base, an installation plate fixed to the end of the universal joint away from the base, a positioning support welded to the end of the installation plate away from the universal joint, a connecting frame installed on the end of the positioning support away from the installation plate through bolts, a tension ring fixedly installed on the end of the connecting frame away from the positioning support, and a buckle assembly fixedly installed on the surface of the tension ring; the cooperation of the pulling knob, the insertion rod and the return spring of the buckle assembly can quickly open and close the first and second arc-shaped rings, so that the cable joint can be quickly put in; the tool can be self-adapted to cables with different diameters, ensure stable clamping and reduce the trouble of replacing the tool; the meshing transmission of the rack and the gear in the positioning support and the universal ball head of the universal joint can greatly improve the operation quality and efficiency.

The utility model relates to timber processing technical field, concretely discloses a tree peeling device, include: the two annular frames of up -and -down symmetry setting, two annular frames all are by two semicircular frames, and one end of two semicircular frames that constitute annular frame rotates and connects, and the other end passes through locking mechanism and is detachably connected, and the two semicircular frames of up -and -down opposition are fixedly connected through connecting rod, the utility model discloses the cutting blade and the scraper are integrated in the moving plate, and the cutting blade is controlled telescopic through pressing handle and spring, and the bark is cut into accurately, and the scraper is tightly attached to the surface of the tree trunk through the torsional spring, and the bark is automatically scraped when the moving plate circumferential sliding, and the peeling efficiency is significantly improved in the cooperation of the two.

The invention discloses an opening and closing control device, a bottom door mechanism and a rail wagon, the opening and closing control device comprises a supporting seat and a control mechanism, the control mechanism comprises a control main body, the control main body comprises a fixed seat and a rotating body, the rotating body is provided with a blocking shaft, and a space allowing a crowbar to be inserted is formed between the blocking shaft and a driving shaft, so that the crowbar uses the driving shaft as a fulcrum; the driving stop shaft rotates around the driving shaft; the driving rocker arm is configured to be in transmission connection with the transmission shaft, the transmission shaft drives the door leaf of the bottom door to be opened and closed, and the rotating body is configured to drive the driving rocker arm to swing. The driving shaft serves as a fulcrum, the crowbar serves as a lever, the blocking shaft serves as a force application point, and a labor-saving lever system is formed. An operator can overcome the huge resistance moment of the door leaf of the bottom door with small force, so that the door leaf of the bottom door can be opened and closed manually, and the operation process is controllable. In addition, the crowbar is lifted up and pressed down to enable the rotating body to rotate, opening and closing of the door leaf of the bottom door can be rapidly achieved, and the door opening and closing efficiency is high.

This disclosure relates to the field of blow molding technology. One embodiment of this disclosure provides a multi-directional water-cooled blow molding device for plastic buckets, comprising: a processing table, a blow molding disc disposed on the processing table, a bidirectional drive assembly disposed at the bottom of the processing table, and a drive limiting assembly disposed on the processing table; the bidirectional drive assembly includes a movable groove, which is opened on the processing table and located at opposite ends of the blow molding disc, and a linkage frame is disposed inside the movable groove; a chassis is disposed at the bottom of the processing table, and a drive shaft is disposed on the chassis, the drive shaft being fixedly connected to a drive gear. Through the above technical solution, the technical problems of early blow molding equipment in the prior art, where mold opening and closing relied mainly on a single drive cylinder or a single transmission structure, only achieving linear drive in a single direction, resulting in slow mold closing / separation speeds, poor synchronization, and in some equipment, due to the lack of a stable limiting structure, mold deviation during movement, are easily caused.

This utility model discloses a special fixture for laser welding of 5G base station surge protectors, including a base plate, a base movably mounted on the base plate, and a top seat with a movable cover mounted on the base plate. The base plate has several contoured grooves; the shape of the contoured grooves matches the outline of the 5G base station surge protector. The top seat has several mounting holes, and the positions of the mounting holes correspond to the contoured grooves. A boss is provided on the inner circumference of each mounting hole, and a pressing and light-blocking mechanism is installed thereon. The pressing and light-blocking mechanism includes a sliding seat and an elastic pressure tongue assembly and an elastic light-blocking assembly mounted thereon. The elastic pressure tongue assembly includes a guide shaft cover, a guide shaft with a guide ring, a guide shaft spring, a pressure tongue, and a fixing screw. The elastic light-blocking assembly includes a shoulder screw, a light-blocking block spring, and a light-blocking block. The pressure tongue and light-blocking block are arranged around the area below the welding hole, achieving high-precision and rapid positioning of the fixture, blocking laser energy dissipation, and adjusting the pressing and light-blocking positions.

The utility model relates to the technical field of pay-off racks, and discloses a portable pay-off rack for pay-off construction, which comprises a bottom frame, the rear ends of the outer walls of the two sides of the bottom frame are both provided with movable grooves, the front ends of the inner bottom surfaces of the movable grooves are both provided with a plurality of latch grooves, the front ends of the inner walls of the two sides of the bottom frame are both hinged with main support frames, and the main support frames are provided with clamping grooves. An auxiliary supporting frame is rotationally connected to the middle of the inner wall of the main supporting frame, a rod containing groove is formed in the rear end of the upper surface of the main supporting frame, and a blocking piece is rotationally connected to the edge of the rear end of the upper surface of the main supporting frame. According to the pay-off rack, the rod containing groove is provided with the blocking piece capable of being opened and closed, the blocking piece is opened and closed through the damping effect of the damping spring, opening and closing at any angle are achieved, the pay-off rack is a portable folding type product and is provided with the multi-position adjustable clamping tooth groove, overall rapid opening and closing are achieved, the shaft rod is rapidly adjustable, and the pay-off rack is convenient to use and high in practicability. The auxiliary supporting frame for improving stability is arranged at the lower end of the main supporting frame, and the problem of instability in the using process is solved.

The utility model relates to the field of storage tools, in particular to a wind power generation blade storage tool which comprises a protection unit, a moving unit, a supporting unit, a hoisting unit and a transmission unit. The protection unit is of a square structure with four surrounding surfaces and two opening surfaces; the moving unit is arranged in the protection unit and comprises a supporting base and an auxiliary part arranged on the side portion of the supporting base. The supporting unit comprises a threaded shaft arranged on the top of the supporting base, a supporting piece arranged on the threaded shaft and a driving motor installed at the input end of the threaded shaft. The hoisting unit is arranged at the top of the interior of the protection unit, and the hoisting unit comprises a telescopic piece and a lifting hook installed at the telescopic end of the telescopic piece; and the transmission unit is arranged at the end part of the threaded shaft. The blade hoisting device has the effect of avoiding sideslip collision in the blade hoisting process.