30results about How to "Steady Orientation" patented technology

The utility model relates to photovoltaic panel dust removal equipment, both sides of a photovoltaic panel body are provided with mounting seats, one end of each mounting seat is provided with a motor, the output end of each motor is provided with a screw, and a transmission gear drives a connecting rod and a cleaning roller to rotate, so that the surface of the photovoltaic panel body is cleaned. The surface impurities after long-time use of the photovoltaic panel main body are reduced, a shunting pipe penetrates through a supporting plate and is fixedly provided with a plurality of nozzles at a water outlet, a water conveying pipe is arranged between the water pumping end of a water pump and a collecting box for connection, and cleaned and purified water is conveyed to the nozzles through the water conveying pipe and a water pump system. And the guide wheels slide on the surfaces of the two sides of the photovoltaic panel to guide the dust removal equipment, so that a stable guide effect is provided, and the dust removal equipment is kept stable in the process of being mounted on the photovoltaic panel.

The invention discloses gun-type lymph node forceps with openings perpendicular to opening and closing of forceps handles, and belongs to the technical field of medical instruments. According to the technical scheme, the forceps comprise forceps bodies, forceps handles, forceps heads and a sliding block, the forceps bodies comprise the lower forceps body and the upper forceps body, the forceps handles comprise the movable forceps handle and the fixed forceps handle which are oppositely arranged, the fixed forceps handle is fixed to the lower forceps body, the rear end of the upper forceps body is hinged to the sliding block, and the sliding block is connected with the movable forceps handle; the forceps head comprises a fixed forceps head and a movable forceps head, the fixed forceps head is fixed on the lower forceps body, and the movable forceps head is hinged with the upper forceps body. The gun type lymph node forceps have the beneficial effects that the gun type lymph node forceps are efficient and accurate in clamping capacity, stable in guiding mechanism, high in opening and closing stability, of a pistol loading type structure, flexible in hinge structure, smooth in opening and closing experience, compact in operation design and safe and reliable in performance; and great convenience and guarantee are provided for surgical operation of small tissues such as lymph nodes and the like.

The utility model discloses a split mounting type building anti-seismic structure, and particularly relates to the technical field of building equipment, the split mounting type building anti-seismic structure comprises a lower fixing base, a bearing mechanism is fixedly connected to the upper end of the outer surface of the lower fixing base, and a supporting mechanism is fixedly connected to the interior of the bearing mechanism; a plurality of buffering mechanisms are slidably connected to the middle of the supporting mechanism at intervals, and guiding mechanisms are symmetrically and fixedly connected to the left side and the right side of the lower portion of the connecting assembly. According to the assembled building anti-seismic structure, the bearing mechanism can be protected through the protection assembly, the supporting mechanism can be stably borne through the bearing mechanism, and meanwhile the damper and the buffering mechanism can be stably supported through the supporting mechanism; and under the buffering effect of the buffering mechanism, the gravity suffered by the building can be absorbed, through the two guiding mechanisms, the connecting assembly can have stable guidance quality when moving, and the practicability and universality of the device are improved.

The invention relates to a snake bone assembly and an assembling method thereof. The snake bone assembly comprises a snake bone cylinder and a plurality of steel wires. According to the snake bone assembly, due to the fact that the rib position grooves are all the through grooves, when the through grooves abut against the two sides in the axial direction of the snake bone cylinder, the bending angle of the position of the snake bone cylinder reaches the limit, and due to the fact that one end of the steel wire is connected with the insertion end of the snake bone cylinder and the other end of the steel wire extends out of the traction hole, abutting against the two sides of the through grooves is achieved from the insertion end to the operation end; therefore, when the traction steel wire is pulled each time, the snake-bone cylinder starts to bend from the insertion end and gradually expands to the operation end, orientation positioning of the insertion end of the snake-bone cylinder is more stable, the situation that the snake-bone cylinder starts to bend from the middle and the insertion end is still in a linear state is avoided, the bending stability of the snake-bone assembly is improved, and the service life of the snake-bone assembly is prolonged. Therefore, the stability of the system of the endoscope in the medical operation process such as an operation is improved.

The invention discloses a novel self-adaptive guide device of a half-height platform door system. The guide device comprises a first guide profile, a second guide profile, an upper guide wheel assembly, a lower guide wheel assembly and a door frame, the first guide profile and the second guide profile are distributed side by side, a gap is formed between the first guide profile and the second guide profile, the door frame is connected to the second guide profile in a sliding mode, and the upper guide wheel assembly and the lower guide wheel assembly are installed on the door frame. The upper guide wheel assembly abuts against the upper surface of the first guide sectional material, and the lower guide wheel assembly penetrates through the gap and abuts against the lower surface of the first guide sectional material to form vertical clamping force, so that the door frame can move in the length direction of the second guide sectional material. Accurate guiding of the door frame in the length direction of the second guiding profile is achieved, and the problem that a traditional linear guide rail possibly deviates or shakes is effectively solved; in addition, the stable guiding performance can be kept in various application scenes; in addition, the difficulty and the cost of equipment maintenance are reduced.

The utility model discloses a supporting device for pipe jacking construction, which comprises a rear seat, a groove is arranged in the rear seat, sliding grooves are arranged on two sides of the groove, an adjusting block is matched in the groove, limit blocks are arranged on two sides of the adjusting block, the limit blocks are matched in the sliding grooves, and a group of connecting plates are arranged on one side of the adjusting block. The lifting block is driven to move, so that the height of the adjusting block is adjusted, the movement of the connecting plate, the oil cylinder, the rigid jacking iron and the annular jacking iron is changed, the function of adjusting the height is achieved, the propelling pipe has a stable guiding function in a working well under the action of the sliding block and the sliding plate on the supporting seat, and the propelling pipe enters a soil body along the guiding function; and secondly, a reliable supporting beam is provided when the jacking iron works, the adjusting column is rotated through a tool, so that the height of the supporting seat is adjusted under the action of the threaded column and the supporting block, the height adjusting effect is achieved, and the rear seat is convenient to install through the hanging ring.

This invention relates to the field of garment processing technology, specifically providing a lint collection device and garment processing equipment, aiming to solve the problem of inconvenient lint removal in existing lint collection devices. To this end, the lint collection device of this invention includes a housing, a filter screen, a scraping component, and a guiding component. The first end of the housing has an air inlet, and an air outlet is located between the first end and the second end of the housing. The filter screen is installed at the air outlet. The scraping component is located at the second end of the housing and can move towards the first end of the housing to push the lint inside the housing towards the air inlet. The guiding component guides the scraping component. The scraping component pushes the lint inside the housing towards the air inlet, facilitating lint removal and improving cleaning efficiency. The guiding component prevents the scraping component from shifting during movement, improving its stability and ensuring effective lint removal.

This utility model belongs to the technical field of electromagnetic shielding equipment, specifically relating to a lifting mechanism for an electron accelerator shielding room. It includes a base, with several supports vertically fixed at the four corners of the top of the base. Each support has a fixed seat fixedly connected to its top, and fixed chambers are fixedly connected between the fixed seats. A movable chamber is detachably provided at the bottom of each fixed chamber. Several sliders are fixedly connected to both sides of the movable chamber. A linear slide rail is provided on the side wall of the support facing the movable chamber, and the sliders are slidably connected to adjacent linear slide rails. The advantages of this utility model are that by providing a pair of symmetrically arranged hydraulic cylinders and a synchronous hydraulic valve, the installation difficulty of the hydraulic cylinders can be effectively reduced, the installation process simplified, and maintenance of the hydraulic cylinders facilitated. Furthermore, the synchronous hydraulic valve can simultaneously control the oil inlet and outlet of the two hydraulic cylinders, thereby ensuring the consistency of the actions of the two hydraulic cylinders and achieving smooth lifting of the shielding room.

The invention discloses a composite modifier, modified neodymium-iron-boron magnetic powder, a sintered neodymium-iron-boron magnet, a method and application. A composite modifier for neodymium iron boron magnetic powder is formed by a first modifier and a second modifier, the first modifier comprises a first organic molybdenum compound, a solid organic matter and a solid inorganic matter; the second modifier comprises a second organic molybdenum compound and a liquid organic matter. The composite modifier can be used for modifying neodymium-iron-boron magnetic powder, and the magnetic performance of the prepared sintered neodymium-iron-boron magnet can be improved.

The invention relates to the technical field of fan maintenance of a wind power plant, in particular to a fan maintenance device for the wind power plant. The device comprises a lifting frame, an overhaul stand is arranged on one side of the lifting frame in a sliding mode, a rope is arranged on the lifting frame, a locking mechanism, a driving mechanism and a locking mechanism are arranged in the lifting frame, the locking mechanism is used for fixing the overhaul stand, and the driving mechanism is arranged on the lifting frame and used for driving the locking mechanism to move and limiting movement of the overhaul stand. An auxiliary mechanism is further arranged in the lifting frame. A maintainer manually rotates a screw rod to be matched with a positioning block, a mounting plate and the like to drive a limiting column to be clamped into a limiting hole of a hoisting frame, so that the overhaul stand and the hoisting frame are fixed, the situation that under the condition of large wind power, a rope drives the overhaul stand to shake is effectively avoided, collision between the overhaul stand and a fan is prevented, and the service life of the overhaul stand is prolonged. The maintenance environment of maintenance personnel is more stable and safer, and meanwhile, the maintenance table is fixed on the hoisting frame.

The invention relates to the technical field of infant products, in particular to a device for assisting children in quickly sleeping, which comprises an arc-shaped bottom plate and a reciprocating bed plate arranged in the arc-shaped bottom plate, a swing mechanism is arranged in the middle of the arc-shaped bottom plate and connected with the bottom of the bed plate, and a guardrail frame is arranged on the periphery of the top of the bed plate. Movable flapping mechanisms are symmetrically arranged on the left side and the right side in the guardrail frame respectively, clamping plates are arranged on the inner sides of the flapping mechanisms, massage mechanisms are arranged on the inner sides of the clamping plates, control mechanisms are arranged on the flapping mechanisms, and the control mechanisms are installed on the guardrail frame. The problems that in the prior art, the shaking effect is poor, the beating and pacifying capacity is not achieved, the sleep assisting effect on children is insufficient, the children cannot be rapidly assisted to fall asleep, meanwhile, the adjusting and massaging functions are not achieved, the use requirements of children with different physiques cannot be met, and the comfort is low are solved.

The invention discloses a guide mechanism of a stamping die, comprising an upper die frame and a lower die frame, an upper die plate is arranged below the upper die frame, a lower die plate matched with the upper die plate is arranged above the lower die frame, the upper die frame comprises an upper mounting plate and a lower pressing plate arranged at intervals, the upper die plate is arranged below the lower pressing plate, four corners of the upper mounting plate are respectively vertically provided with guide sleeves that penetrate up and down, each guide sleeve is coaxially provided with a guide rod that can move up and down, the lower end of the guide rod extends out of the guide sleeve and is fixedly connected with the lower pressing plate, and is characterized in that an annular movable gap is arranged between the guide rod and the guide sleeve, and a high temperature resistant rubber ring is filled in the annular movable gap. The advantages are simple and compact structure, low cost, and stable and precise guiding and positioning.

The utility model relates to the technical field of plastic part manufacturing, in particular to a compression molding device with a guide component, which comprises a bottom plate, a cutting component, a guide component and a compression molding component, a bottom die is mounted on the upper surface of the bottom plate, and the cutting component comprises a frame-shaped cutter which is in sliding connection with the outer wall of the bottom die and can reciprocate; and the guide pressing assembly is arranged above the bottom die and can move in a reciprocating manner. Through cooperation of an electric push rod, a through groove, a sliding plate and a cutting knife, by means of work of the electric push rod, the cross plate can drive the sliding plate to ascend, meanwhile, the cutting knife can move upwards to cut off leftover materials overflowing from the bottom die, and the labor amount and time cost of workers can be further reduced.

The utility model relates to the technical field of glass grinding machines, in particular to an automatic glass grinding machine. The technical problems that in the using process of the glass grinding machine, most of the glass grinding machines can only conduct grinding treatment on the single face automatically, the upper surface and the side face of glass cannot be ground and machined automatically at a time, meanwhile, feeding and discharging need to be adjusted manually in the grinding process, and the machining speed of the glass grinding machine is reduced are solved. According to the technical scheme, the automatic glass grinding machine comprises a bottom grinding table and grinding assemblies on the two sides. Glass can be stably placed and automatically rotated and machined by arranging the placing and rotating assembly, the glass can be automatically conveyed to the positions below the top grinding and cooling assembly and the grinding assemblies on the two sides by starting the reciprocating conveying assembly, and the upper surface and the side face of the glass can be ground and machined at a time; and by adjusting the pressing cooling assembly, the top can be pressed and fixed while the side face is machined, and water spraying cooling can be conducted in time.

The utility model provides a novel guide arm assembly, including first guide arm, the lower part of first guide arm is provided with second guide arm, and one end of first guide arm and second guide arm all is provided with the ear end of rolling, and the ear end of rolling of second guide arm is set in the ear end of rolling of first guide arm outside, forms double -deck structure, and the ear end of rolling and guide arm whole's structural strength is strengthened through double -deck structure, and the extension length of one end of first guide arm away from the ear end of rolling is greater than the extension length of one end of second guide arm away from the ear end of rolling to form the stepped guide arm, the utility model discloses the ear end of rolling of first guide arm, second guide arm, and the ear end of rolling of the ear end of rolling set form double -deck structure, promote the ear end of rolling bending shear capacity, reduce the risk of deformation fracture, stepped design optimization force transmission, avoid stress concentration, double -deck structure reduces the thickness of sheet material under the premise of guaranteeing the strength, realizes light weight, simplifies the process and reduces the cost.

This utility model discloses a test probe module, including a housing, a test section and a mounting section arranged axially; a plurality of test probes, detachably mounted in the test section and the mounting section, with their two ends extending to the outer sides of the test section and the mounting section respectively; the outer wall of the mounting section is provided with at least one pair of positioning structures to facilitate the installation of the test probe module onto a fixture. Compared with the prior art, the test probe module claimed in this application, through the centrally symmetrically arranged positioning structures, achieves non-directional installation of the module, allowing for rapid alignment with the fixture without distinguishing between front and back directions, significantly reducing the installation error rate, while also reducing the complexity of the fixture's positioning reference and adapting to more types of test fixtures.

The application belongs to the technical field of lithium batteries, and specifically discloses a high-temperature safety bottom-coated positive electrode current collector and application thereof in preparation of lithium batteries, which comprises a positive electrode aluminum foil and a bottom coating layer arranged on the surface of the positive electrode aluminum foil, the bottom coating layer is obtained by coating and curing of a bottom coating slurry, and the bottom coating slurry comprises aminopropylsilazane, silanized boehmite and hydroxylated boron nitride nanosheet; the aminopropylsilazane is prepared by condensation reaction of methylvinyl polysilazane and gamma-aminopropyl triethoxysilane; the silanized boehmite is prepared by reaction of boehmite and gamma-aminopropyl triethoxysilane; and the hydroxylated boron nitride nanosheet is prepared by hydroxyl treatment of hexagonal boron nitride powder. The surface group matching and in-plane orientation intercalation design of the aminopropylsilazane, the silanized boehmite and the hydroxylated boron nitride nanosheet make the bottom-coated positive electrode current collector have excellent interface bonding force, realize the unity of in-plane rapid heat dissipation and high-temperature structural locking, and the like.

This utility model provides a wire distributor for wire production, mainly relating to the field of wire stranding production technology. A wire distributor for wire production includes a wire distributor body, a mounting shaft, and a pressure ring. The pressure ring is mounted on the end of the mounting shaft. The wire distributor body is fixedly mounted on the mounting shaft by the pressure ring. A through hole is formed in the middle of the wire distributor body, and a limiting groove is formed inside the through hole. Several guide grooves are formed through the wire distributor body. A steel strip groove is formed at the outer end of the wire distributor body, and a protective steel strip is installed in the steel strip groove. The beneficial effects of this utility model are: it can be stably installed on wire processing machines and the wire distributor can be easily replaced; it can effectively bind the wire to prevent entanglement or damage to the machine when wire stranding breaks.

The utility model relates to the technical field of titanium alloy processing, in particular to a surface treatment device for titanium alloy plate processing, which comprises a base, the top of the base is fixedly connected with an L-shaped plate, one side of the L-shaped plate is provided with a sliding groove, the outer side of the L-shaped plate is fixedly connected with a first motor, and an output shaft of the first motor extends into the sliding groove and is fixedly connected with a gear. Two first sliding blocks are slidably connected into the sliding groove, racks are fixedly connected to one sides of the first sliding blocks, and the racks are connected with the gears in an engaged mode. The device has the beneficial effects that the device can adapt to different specifications, the production flexibility is greatly improved, orders of various plates with different sizes can be accepted, the requirements of customers can be better met, the market competitiveness is enhanced, the treatment requirements of the plates with different sizes can be quickly met, and the market demand change can be quickly met; compared with a traditional device, the operation quality and the use efficiency are greatly improved.

The invention discloses a color paste composition for silk-screen printing and a preparation method thereof. The color paste is composed of base ink, white ink, flaky pearl powder, hole protection particles, an orientation induction auxiliary agent and a solvent, the flaky pearl powder has bimodal sheet diameter distribution, and the hole protection particles are silane modified spherical silicon dioxide or hollow glass beads. The color paste prepared from the composition has the advantages of excellent screening property, stable orientation and small color difference fluctuation, and can realize the consistency of metal texture and hue in continuous printing of decorative paper.

This utility model discloses a prestressed reinforcement structure for a vehicle frame beam stamping die, relating to the automotive manufacturing field. It includes a lower die base, an upper die base, and four columns. The four columns are fixedly connected to the four corners of the top of the lower die base, and the upper die base is positioned above it. The four columns are slidably connected to the interior of the four corners of the upper die base, and each column has a sliding lifting rod inside. This utility model utilizes a horizontal sliding crossbar, employing the interaction between a trapezoidal groove and the inclined surface at the bottom of the column, to allow the column to slide upwards and compress a spring. Simultaneously, a movable block, driven by the irregular groove, rotates out from both sides of the column. After contacting the top surface of the lower die base, the pushing force of the crossbar is converted into an upward sliding force of the column and a downward pressing force of the movable block on the upper die base. This results in a stronger fit between the upper and lower die bases, better bearing the stamping pressure during the stamping process, reducing die deformation and displacement, and ensuring the stamping accuracy of the vehicle frame beam.

The utility model discloses a winding machine with a guide anti-deviation structure, which relates to the technical field of winding machines and comprises a device frame group and a guide component, a wire brush frame group is erected at the upper end of the device frame group, a winding unit is erected right below the wire brush frame group, a wire main body is wound on the surface of the winding unit, and the guide component is arranged on the wire main body. The guide assembly is arranged under the winding unit. According to the winding machine with the guiding anti-deviation structure, under the structural operation of the guiding assembly, an effective guiding effect can be provided for a wire rod body, the wire rod body can be prevented from deviating to the maximum extent in the winding procedure in cooperation with the use of a limiting frame, in addition, a guiding roller made of a soft rubber material is adopted, and the winding efficiency is improved. By means of the wire brush frame set, the situation that the quality of a wire main body is affected due to the fact that the surface of the wire main body is structurally abraded in the long-time use and traction process can be effectively avoided, and static electricity on the surface of the wire main body can be eliminated in the winding process due to use of the wire brush frame set.

The invention discloses an automatic adjustable lower die structure and a using method, and relates to the technical field of machine tool die adjusting.The automatic adjustable lower die structure comprises a lower die support, and two sets of supporting bases are installed on the lower die support; the two sets of lower dies are arranged in parallel, an adjusting groove is formed in the lower die support, and a brace is installed in the adjusting groove. Two groups of supporting seats are mounted at the end part of the lower die support, and rotating gears are mounted on the supporting seats; a tooth-shaped strip is arranged at the bottom of the pull strip, and the tooth-shaped strip is meshed with the rotating gear; a driving motor is mounted outside the lower die support and is suitable for driving the two groups of rotating gears to rotate; and the two groups of supporting seats which are arranged in parallel are suitable for moving towards or away from each other along with the transverse movement of the brace. The technical problem that in the prior art, due to the fact that the end of a lower die support directly pulls a supporting structure, deflection lag is caused due to the fact that the length is too long is solved.

The utility model relates to the technical field of cable processing, and provides a cable insulating layer winding disc which comprises a fixing seat, a rotating ring, a connecting frame, a lead die head and the like. A circular groove is formed in the fixing seat, an annular rail is arranged on the front portion of the fixing seat around the outer edge of the circular groove, a rotating ring is rotatably arranged on the annular rail, a connecting frame is arranged on the fixing seat, a lead die head is arranged at the tail end of the connecting frame, a through lead hole is formed in the lead die head, and the lead hole and the rotating ring are located at the concentric position. According to the utility model, through the arrangement of the limiting guide mechanism, an insulating layer material released by the unwinding disc can be stably guided during wrapping, so that the insulating layer material is ensured to keep a preset path in the process of guiding to the lead die head, and the situation that the wrapping precision is influenced due to material deviation is reduced; compared with the material deviation problem caused by lack of a special guide structure in a simple rotating disc in the prior art, the stability and consistency of cable insulation layer wrapping are effectively improved.

The invention relates to the technical field of universal full trailer chassis steering mechanism locking, and discloses a full trailer steering locking mechanism which comprises a driving part and a lock body part, the driving part comprises a machine shell, at least two stroke cavities are formed in the machine shell, and a driving source is arranged in each stroke cavity; the lock body component comprises a mounting shell and a locking pin set movably arranged in the mounting shell in the first direction, the locking pin set comprises at least two locking pins connected with each other, one end of each locking pin penetrates through the mounting shell and movably stretches into one stroke cavity to be connected with the driving end of the driving source, and the driving source can drive the locking pins to move in the first direction. And the other end of each locking pin extends out of the mounting shell to be in limited connection with the other one of the frame and the steering mechanism turntable frame, or is far away from the other one of the frame and the steering mechanism turntable frame and retracts into the mounting shell. And automatic locking and unlocking are achieved, the structure is compact, and stability is good.

This utility model discloses a length measuring device for cable winding, comprising: a measuring component, which includes a measuring roller one, a vertical plate, and a measuring roller two, the measuring roller two being located below the measuring roller one, and the measuring roller one and measuring roller two being disposed between two vertical plates; and a guiding component, which includes a guide frame, a guide ring, a rotating shaft, and a guide wheel, the guide frame being installed at both ends of the outer surfaces of the measuring roller one and measuring roller two, the guide ring being movably connected to the outer surface of the guide frame, and the rotating shaft being disposed on the outer surface of the guide ring. In practical use, although the above-mentioned device can perform cable measurement, if the cable deviates during the winding process, it will disrupt the cable's linear motion. When the cable deviates, its contact position and contact method with the measuring component will change, causing the measuring component to be unable to accurately sense the actual movement distance of the cable.

A sealing gasket mounting device for anaesthetic masks relates to the technical field of sealing gasket mounting and comprises a device body, a conveying device is arranged at the right end of the device body, the sealing gasket mounting device for anaesthetic masks is further provided with an automatic feeding device, and the automatic feeding device comprises a rotating shaft and two rotating plates. The anaesthetic masks are stacked between a third connecting plate and a limiting plate, a motor drives a rotating shaft to rotate, the rotating shaft can drive rotating plates to rotate when rotating, and due to the fact that two connecting columns are located in the two rotating plates and are also located between an arc-shaped frame and an arc-shaped plate, the purpose of automatically placing the anaesthetic masks on a mounting mold is achieved; by means of the design, automatic placement of the anaesthetic masks is achieved, manual operation is reduced, working efficiency is improved, labor intensity is reduced, the automation level of production is improved, the workers do not need to be close to sealing gasket installation equipment, the workers are not prone to being pinched, and safety is improved.

The utility model discloses a die steel impact wear testing machine, which particularly relates to the technical field of die steel, and comprises a shell, a cabinet door is arranged on the front side of the shell, a protective shell is arranged in the shell, and a clamping component is arranged in the protective shell; the clamping assembly comprises a first motor, a gear is installed at the output end of the first motor, racks are installed on the two sides of the gear, first fixing rods are fixedly connected to the tops of the two racks, and movable plates are installed on the tops of the two first fixing rods. Compared with the prior art, by arranging the clamping assembly, two racks are meshed with a gear to drive the movable plate to move, and then two supporting rods are used for supporting the movable plate to drive two clamping plates to clamp and fix die steel, so that the die steel can be effectively prevented from moving or deflecting in the test process; the impact force and the abrasion effect are ensured to be accurately applied to the preset area of the die steel, and the accuracy and the reliability of the test are improved.

The utility model discloses a kind of electric wire cable length measuring devices, including measurement base, the top of measurement base is fixedly connected with portal frame, the portal frame is installed with the measurement component for cable length measurement, the top of the portal frame and the position corresponding the measurement component is installed with the limiting component for the cable to be measured limiting, the both sides of measurement base top are installed with the guide component for the cable to be measured guiding, the measurement component includes measurement shaft rotatably installed on the portal frame, metering wheel is fixedly connected on the measurement shaft, the end of the measurement shaft is installed with encoder. The utility model realizes the self-adaptive limiting clamping of different thick and thin cable and the self-adaptive adjustment of cable tension, effectively improve the accuracy and stability of cable length measurement, while having the advantages of stable structure, reliable operation etc., and has wide application prospect in electric wire cable length measurement field.

The movable grape trellis leisure tent comprises a tent frame, an arc-shaped frame is arranged at the top end of the tent frame, a protection device is installed on the outer side of the tent frame, a clamping device is arranged on the outer side of the arc-shaped frame and the outer side of the tent frame, and the clamping device comprises a connecting sleeve, a control sleeve, a connecting rod, an adaptive plate, an adaptive groove, a supporting block, a matching plate and a matching groove. The adapting groove is formed in the outer side of the connecting rod, the supporting block is connected to one side of the matching plate, the matching groove is formed in the control sleeve, a clamping and fixing mechanism is arranged on the outer side of the connecting sleeve and comprises a linkage block, an arc-shaped rod, a linkage spring, a fixing block, a reset plate, a reset sleeve, a reset groove, a longitudinal plate, a clamping plate and a linkage hole, and the linkage spring is arranged on the outer side of the arc-shaped rod in a sleeving mode. By means of the anti-loosening device, the problem that a traditional device is single in function is solved, and the operation convenience and structural stability of the device are remarkably improved through a convenient disassembly and assembly system and a reliable anti-loosening mechanism.