83results about How to "Change distance" patented technology

The utility model discloses a melt steel ladle transport vehicle positioning device which comprises a device base, a driving wheel is arranged on the outer side of the bottom end of the device base, a placing table is fixedly arranged on the top of the device base, a positioning table is arranged at the top end of the placing table, and a positioning block is arranged on the outer side of the positioning table. An auxiliary supporting plate is fixedly connected to the top end of the positioning block, a steel ladle is arranged at the top end of the positioning table, a driving assembly is arranged at the bottom of the positioning table, and a driving motor is arranged at the bottom of the driving assembly. The synchronous plate drives the movable blocks to move through the connecting rods and the rotating shafts, so that the movable blocks move in the sliding grooves, when the synchronous plate drives the multiple sets of connecting rods, the positioning blocks corresponding to the tops of the movable blocks are synchronously driven to move, the distance between the positioning blocks is changed through synchronous movement of the positioning blocks, and steel ladles of different sizes are clamped, fixed or loosened.

This invention discloses a large-stroke fabric storage mechanism for a drum vulcanizing machine. The fabric storage mechanism includes a fabric storage frame, an adaptive fabric storage mechanism mounted on the frame, and a winding mechanism corresponding to the output end of the adaptive fabric storage mechanism. The adaptive fabric storage mechanism includes a first roller group and a second roller group arranged opposite to each other, and a roller group moving mechanism for driving one roller group to move or driving both roller groups to move synchronously in opposite directions or relative to each other. A tension monitoring mechanism for monitoring fabric tension is provided at the input end and / or output end of the adaptive fabric storage mechanism. The control system controls the roller group moving mechanism based on the data from the tension monitoring mechanism. This invention can automatically adjust the distance between the first and second roller groups based on tension feedback, achieving large-stroke fabric storage and constant tension control, ensuring continuous operation of the production line. Furthermore, a secondary fabric storage mechanism and a stopping mechanism can be set to meet the needs of non-stop roll changing and larger buffer capacity. It has advantages such as compact structure, high degree of automation, large fabric storage stroke, and stable product quality.

The invention discloses coating equipment, which relates to the technical field of vacuum equipment and comprises an equipment main body, a workpiece adjusting device, a vacuum adjusting device and a coating source. The equipment body is provided with a vacuum operation cavity, the coating source is located at the bottom of the cavity, and the vacuum adjusting device communicates with the operation cavity. The workpiece adjusting device comprises an elastic clamping mechanism, a rotary adjusting mechanism and a two-stage lifting mechanism. The rotation adjusting mechanism is composed of a first adjusting frame, a second adjusting frame and a corresponding adjusting assembly. The first adjusting frame is installed on the second adjusting frame in a rotating mode around a horizontal shaft and driven by the first adjusting assembly. The elastic clamping mechanism is rotationally installed on the first adjusting frame around the vertical shaft and driven by the second adjusting assembly. The first lifting mechanism is connected with the second adjusting frame and drives the second adjusting frame to lift in the cavity; the second lifting mechanism drives the trigger piece to ascend and descend, and the clamping cavity is opened by pressing the elastic clamping mechanism. By means of the design, multi-dimensional posture adjustment of the coated workpiece and convenient clamping in the vacuum environment can be achieved.

The utility model discloses an adjustable amorphophallus bulbifer ditching mechanism which comprises a square frame installed on one side of a ditching vehicle, one side of the square frame is rotationally connected with an E-shaped frame through a bearing, and an adjusting part is arranged between the square frame and the E-shaped frame so that the angle of the E-shaped frame can be changed. Two hexagonal prisms are rotationally connected into the E-shaped frame through bearings, a connecting shaft is fixedly connected between the two hexagonal prisms and penetrates through the E-shaped frame, sliding seats are slidably connected to the outer sides of the two hexagonal prisms, and rotating discs are fixedly connected to the outer sides of the sliding seats; a plurality of furrowing plates which are distributed at equal intervals are fixedly connected to the circumferential outer wall of the turntable. According to the ditcher, the distance between two ditches can be adjusted, the use effect of the ditcher is improved, soil splashing can be avoided, the use effect of the ditcher is further improved, the ditching depth can be adjusted, and the applicability of the ditching mechanism is improved.

The application belongs to the technical field of optical equipment, and discloses a camera auxiliary lighting distribution structure capable of adjusting the angle of a light beam and a mobile terminal, wherein the camera auxiliary lighting distribution structure capable of adjusting the angle of the light beam comprises: a light source assembly comprising at least one emitting light source for emitting a first light beam; a first lens group arranged on one side of the light source assembly along an optical axis direction, the first lens group being used for converging the first light beam and emitting a second light beam; a second lens group arranged on one side of the first lens group away from the light source assembly along the optical axis direction, the second lens group being used for refracting the second light beam and emitting a third light beam; and a zoom control assembly connected to the second lens group and driving the second lens group to move along the optical axis direction so as to change the beam angle of the third light beam, and / or the zoom control assembly being connected to the first lens group and driving the first lens group to move along the optical axis direction so as to change the beam angle of the third light beam; and the application can solve the technical problem of a large volume of a light source on a mobile phone in the prior art.

The application discloses an eye light therapy system and device, which comprises a light system including a light source module for emitting light, a reflection system for reflecting the light to the user's eyes, and an adjustment system for adjusting the position of the light source module in the light system and / or adjusting the position of the reflection system to adjust the object distance of the light source module. The application can also adjust the object distance of the light system during the process of the light system irradiating the eyes, so as to change the distance between the visual image seen by the user's eyes and the eyes, move the visual image seen by the user in the distance, adjust the ability of the user to see near and far, and improve the sensitivity of the human eye to near and far.

The application discloses a steel bar strength detection equipment, and belongs to the technical field of building material detection, which comprises a workbench, and a positioning hole is formed in the upper surface of the workbench; the steel bar is clamped and fixed through a lower clamping mechanism and an upper clamping mechanism, so that the steel bar is prevented from slipping during detection, the effectiveness of the applied tension is ensured, the movable plate is driven to move up and down through the extension and retraction of an electric telescopic rod, then the upper clamping mechanism is used to apply tension to the steel bar, the movable plate and the workbench are connected through a tension sensor and a tension detection rope, the tension applied to the steel bar can be monitored in real time, an infrared range finder is used to measure the displacement of the movable plate, so that the stretching amount of the steel bar is obtained, and a camera observation mechanism is used to observe the morphological change of the steel bar during stretching; the detection equipment has a relatively compact structure, does not need a laboratory environment, can be carried to a construction site, and is integrated with control and data display through a controller, so that the operation process is simplified, and the skill requirement for an operator is reduced.

This utility model belongs to the field of benzophenone crystallization and purification technology, and discloses a benzophenone crystallization and purification device, including a protective shell, a motor fixedly connected to the bottom end of the protective shell, a main shaft fixedly connected to the output end of the motor through the protective shell, a scraper fixedly connected to the outer surface of the main shaft, a scraper fixedly connected to the inner surface of the scraper, the outer surface of the scraper abutting against the inner surface of the protective shell, a top frame fixedly connected to the upper end of the main shaft, a mixing component slidably connected to the inner surface of the top frame, a limiting component abutting against the middle inner surface of the top frame, a conical tooth ring fixedly connected to the inner surface of the protective shell, and a protective cover snapped onto the upper end of the protective shell. This design solves the problems of dead zones and excessive radial runout caused by a single stirring trajectory.

The utility model discloses a slasher cloth spinning tightness adjusting frame in the technical field of slashing equipment, which comprises a conveying frame, the top of the conveying frame is provided with a conveying groove, the inner side of the conveying groove is connected with a conveying block in a sliding manner, the top of the conveying block is fixedly connected with a conveying frame, the inner side of the conveying frame is provided with a mounting cavity, and the mounting cavity is fixedly connected with the conveying frame. According to the cloth spinning tightness adjusting frame of the sizing machine, the structural design is reasonable, sizing cloth is placed in a limiting device, an adjusting knob is rotated to drive an adjusting rod and a worm to rotate, the worm drives a worm wheel to rotate, the worm wheel is driven to rotate, and the cloth spinning tightness adjusting frame of the sizing machine is used for adjusting the cloth spinning tightness of the sizing machine. And then the rotating rod and the gear are driven to rotate, the gear rotates and pushes the rack to move, then the lifting assembly is driven to move to adjust the height of the cloth, the tightness of the cloth during processing is changed, operation is easy and convenient, and the adjusting convenience is improved.

This utility model discloses a drill bit structure for soil sampling, belonging to the field of soil sampling technology. It includes: a support rod with a through groove inside; and a movable component disposed within the through groove of the support rod. In this utility model, by incorporating an adjustment component and a movable component, the threaded cylinder drives the rotating sleeve to move synchronously, changing the distance between the handle and the drill bit, thereby adjusting the length of the support rod. This increases the depth to which the drill bit penetrates the soil, enabling sampling at different depths and improving the sampling range of the drill bit structure. As the drill bit penetrates deeper into the soil, a conical block blocks the drill bit, reducing contamination from soil in other locations and minimizing the impact on subsequent sample analysis. Furthermore, when removing the sample, simply pushing the conical block removes the sample from the drill bit, reducing the difficulty of sample removal and demonstrating the ease of use of the drill bit structure.

The utility model provides a fixing device for leg CT (Computed Tomography) examination. Comprising a base, a clamping plate and a fixing plate are rotationally arranged at the top of the base, a clamping strip matched with the clamping plate is fixed to the bottom of the fixing plate, two rotating discs are rotationally arranged on the fixing plate, and a first fixing shell and a second fixing shell are hinged to the two rotating discs correspondingly; memory sponge is fixed to the inner wall of the first fixing shell and the inner wall of the second fixing shell, and clamping blocks are fixed to the first fixing shell and the second fixing shell. The fixing device for the leg CT examination solves the problems that when an existing CT equipment scanning bed carries out CT imaging on the legs of a patient, the legs of the patient are difficult to adjust, due to the fact that the legs cannot be fixed, the special body positions of the legs are difficult to keep, it cannot be guaranteed that the lower limbs of the patient keep a certain posture, and the patient feels uncomfortable. Offset is easily caused in the imaging process, and the imaging effect of the lower limbs of the patient is affected.

This utility model discloses a stone waxing machine, comprising: a worktable with a groove in the center of the top and sliding grooves on both sides; a waxing component housed inside the groove; an installation slot inside the worktable; and a controller on one side of the worktable; and a drive assembly including a hydraulic cylinder, a moving plate, a fixed plate, and a vacuum suction cup. This utility model, through the cooperation of the drive assembly, can quickly clamp and fix stone slabs. Then, through the cooperation of the waxing component, it can easily drive the nozzle to move in a circular motion. Simultaneously, an electric push rod drives the nozzle to move longitudinally, changing the distance between the nozzle and the stone slab, improving the flexibility of the nozzle during waxing. This device has a compact structure, is easy to operate, and can significantly improve the efficiency and consistency of stone waxing while reducing labor costs.

The utility model relates to the technical field of cooling water spraying, and disclose a spraying device capable of changing spraying area, including water inlet pipe, fixedly connected with connecting pipe on water inlet pipe, the lower end fixedly connected with the spray head of connecting pipe, the outer surface fixedly connected with the transverse plate of connecting pipe, the symmetrical sliding connection of lifting column has been crossed in transverse plate, the lower end fixedly connected with the connecting block of lifting column, fixedly connected with the drainage plate between two connecting blocks, can in the process of cooling water spraying, drive the up-and-down reciprocating movement of drainage plate, change the distance between drainage plate and spray head, make the spatter area of cooling water on the drainage plate change, make cooling water more evenly cover the area needing cooling, avoid the situation that partial cooling is excessive or insufficient, thereby improve the overall cooling effect, ensure that the cooled object or equipment can reach the ideal temperature state.

The utility model provides a cutting tool, which relates to the technical field of cutting devices and comprises a base station, a limiting plate, a clamping component and a cutting component. A first control structure for controlling the limiting plate to be slidably arranged on the upper surface of the base table in the length direction of the base table is arranged on the base table; an avoiding groove is formed in the base table, the cutting assembly comprises a circular saw blade, the circular saw blade is arranged above the avoiding groove, the limiting plate is arranged on one side of the avoiding groove, the clamping assembly comprises two clamping vertical blocks, and the two clamping vertical blocks are symmetrically arranged at the two ends of the other side of the avoiding groove; side notches are formed in the sides, close to each other, of the two clamping vertical blocks, transverse plates are elastically arranged in the side notches in the vertical direction, second control structures for controlling the transverse plates to move downwards are arranged on the clamping vertical blocks, one ends of the transverse plates extend out of the side notches and are horizontally and fixedly connected with two pressing plates, and the pressing plates are perpendicular to the transverse plates. The two pressing plates are located above the two sides of the receding groove correspondingly. The problem that fixed-length cutting cannot be conducted on an aluminum plate according to requirements is solved.

The utility model relates to the technical field of sealing strip bonding, and discloses a sealing strip bonding device convenient to calibrate, which comprises a working table, a conveying belt is arranged at the top of the working table, a connecting frame is fixed at the top of the working table, and a correcting assembly and an adjusting assembly are arranged on the surface of the working table; the correcting assembly comprises a circular plate used for driving all parts to move. According to the sealing strip bonding device convenient to calibrate, through the arranged correcting assembly, after the first motor is started, the rotating plate drives the abutting rod to rotate synchronously, the surface of the abutting rod makes contact with the inner side of the linkage rod, and the linkage rod and the rack are driven to do reciprocating motion; the motion is transmitted through a gear, so that the rotating rod and the circular plate synchronously rotate back and forth; when the circular plate rotates, the inner wall of the connecting hole abuts against the outer surface of the short rod, so that the sliding rod, the L-shaped rod and the positioning plate are driven to move in a reciprocating mode, calibration of the sectional material is finally achieved, manual calibration of workers is not needed, and the bonding efficiency is improved.

The present application relates to the field of cement. The cement waste screening and recycling device comprises a machine frame, a rotary screen rotationally connected to the machine frame, a vibrating screen arranged below the rotary screen and a driving device used for driving the rotary screen to rotate, a rolling barrel is arranged in the rotary screen, a rotating shaft is connected in the rolling barrel, and the rotating shaft is connected with the vibrating screen. The rotary shaft and the rolling barrel are not coaxially arranged, a swing part used for driving the rotary shaft to swing in a reciprocating mode is arranged on the machine frame, and the rotary shaft swings in a reciprocating mode to drive the rolling barrel to roll large-particle soil blocks in the rotary screen. The construction waste screening device has the effects that the situation that large-particle soil blocks are doped in construction waste for discharging is reduced, and the screening quality is improved.

The utility model relates to the technical field of medical instruments, and discloses a drainage catheter indwelling fixator which comprises a drainage catheter body, a movable fixator is arranged on the outer wall of the drainage catheter body, a pressing block is connected to the inner wall of the movable fixator in a sliding mode, and a pressing side plate is fixedly connected to the side wall of the pressing block. A first spring is fixedly connected to the bottom of the pressing side plate, a second spring is fixedly connected to the interior of the movable fixator, an inner movable block is fixedly connected to one end of the second spring, a clamping block is fixedly connected to the side wall of the inner movable block, and a clamping groove is formed in the outer wall of the drainage catheter body. The side wall of the movable fixator is fixedly connected with a fixing assembly. According to the drainage catheter fixing device, the drainage catheter body can be stably fixed in the clamping groove in the middle of the movable fixator through the arranged movable fixator, the clamping block in the movable fixator and the clamping groove in the drainage catheter body are matched with one another, and the drainage catheter fixing device is convenient and fast to use and wide in application range.

The utility model discloses a power transmission line icing observation scaffold, comprising a mounting plate used for being detachably connected with an electric tower; the two support plates are detachably arranged on one side of the mounting plate; and the two adjusting mechanisms are arranged at the ends, away from the mounting plate, of the two supporting plates correspondingly, each adjusting mechanism comprises a telescopic plate arranged at the end, away from the mounting plate, of the corresponding supporting plate, and an adjusting plate capable of moving towards the side close to or away from the corresponding supporting plate is arranged on each telescopic plate in a sliding mode. According to the utility model, the adjusting mechanism is arranged between the support plate and the tension sensing mechanism, so that an operator can operate the driving part to drive the adjusting plate to move towards one side close to or far away from the support plate according to the position of the wire, and the distance between the tension sensing mechanism and the mounting plate can be changed because the fixed plate is arranged on the adjusting plate; and the adjusted tension sensing mechanism can be kept vertical to the wire, so that the influence of angular deviation between the tension sensing mechanism and the wire on data acquisition is avoided.

This utility model relates to the field of cosmetic packaging bottle structure technology, and provides a cosmetic packaging bottle with a quantitative dispensing structure. The bottle includes a bottle body, a cap detachably mounted on the top of the bottle body, and a vertically penetrating opening in the center of the upper surface of the cap. A connecting cylinder with an open top and an inner diameter adapted to the penetrating opening is vertically fixedly connected to the lower surface of the cap. This cosmetic packaging bottle with a quantitative dispensing structure, by setting up a connecting cylinder, a threaded column, and a sliding rod, allows the device to change the distance between the bottom end of the limiting column and the bottom end of the connecting cylinder. This changes the movement distance of the piston block at the bottom end of the sliding rod, thereby changing the amount of cosmetic liquid drawn and squeezed out each time by the piston block, thus achieving a quantitative function.

The utility model discloses an arc-shaped roof daylighting panel, and relates to the technical field of daylighting panels. Comprising a transverse telescopic plate; the number of the mounting plates is two, and the two mounting plates are arranged at the two ends of the transverse telescopic plate correspondingly; and the bottoms of the two sides of the arc-shaped plate are fixedly connected with the top of the mounting plate. Through the arrangement of the arc-shaped plate, the transverse telescopic plate and the mounting plates, the span and radian of the arc-shaped plate can be changed by adjusting the length of the transverse telescopic plate and changing the distance between the two mounting plates during use, the shape of the arc-shaped plate can be adjusted, and the arc-shaped plate can quickly adapt to an arc-shaped main body structure; and effective daylighting can be carried out on the interior of the arc-shaped roof.

The utility model relates to the technical field of agronomic fertilization, especially an agronomic quantitative fertilization device. The utility model has the advantages of: through the rotation of the reduction motor driving turntable, can pass through the connecting axle drive two connecting rods left and right reciprocating push and pull, and then reciprocating push and pull two push pistons, when the push piston is pulled, through the liquid inlet check valve and liquid inlet pipe and the fertilizer in the storage tank inside are sucked into the inside of fertilization spray cylinder, then with push piston is pushed and sprays out the water and fertilizer, through the rotation of the turntable realizes the continuous pull and spray, and the sliding stroke of the push piston in the inner wall of the fertilization spray cylinder is same, makes the spray amount equal each time, realizes quantitative spraying, through loosening the lock nut, can along the guiding strip hole sliding connecting axle's position, change the distance of connecting axle to the distance of the reduction motor output, and then change the stroke of driving connecting rod, realize the sliding stroke of push piston, realize the adjustment of single stroke liquid pumping capacity, realize the flexible adjustment of spraying capacity.

The utility model relates to the technical field of copper wire processing equipment, and discloses a tension device for copper wire processing, which comprises a support frame, a strip-shaped groove is arranged on the support frame along the vertical direction, a first wire guide wheel is rotatably arranged on one side of the support frame, and a second wire guide wheel is rotatably arranged on the other side of the support frame. The support frame is slidably connected with a wire guide wheel II parallel to the wire guide wheel I along the vertical direction, and the support frame is provided with a driving assembly for driving the wire guide wheel II to move vertically. The distance between the wire guide wheel I and the wire guide wheel II is automatically adjusted without the participation of workers; and the workload of workers is reduced.

The application relates to a coupler with an interface protection structure, comprising a coupler main body, an interface structure installed at the end of the coupler main body, and at least two protection components arranged on the inner wall of the interface structure; the protection component comprises a protection base, a protection block installed on the protection base, the side wall of the protection block is elastic, the protection block is hollow inside, and an elastic element is arranged in the protection block. When a cable is plugged into the coupler through the interface structure, the protection block of the application is pressed by the cable and is recessed inward, so that the elastic element is bent, the restoring force of the elastic element and the restoring force of the recessed part of the side wall of the protection block jointly act on the cable, so that the cable is clamped, and the stability of the connection between the cable and the coupler is improved.

This utility model relates to the field of thin film deposition equipment processing technology, and discloses a polishing fixture for a heating plate, comprising: a support platform with a through clearance hole along a first direction, the support platform having a supporting surface; a support frame disposed on the side of the support platform away from the supporting surface, the support frame having an accommodating space extending along the first direction, the clearance hole communicating with the accommodating space; at least two limiting members disposed at intervals along the circumference of the support platform on the supporting surface; wherein, the support platform has a second limiting hole corresponding to the limiting member on the supporting surface, the limiting member and the second limiting hole being inserted into each other, and the end of the limiting member near the supporting surface extending out of the second limiting hole. The support cylinder can pass through the support platform and extend into the accommodating space, and the various limiting members and limiting holes cooperate with each other to stably place the plate above the support platform, thereby facilitating the polishing of the heating plate, improving processing efficiency, and reducing processing difficulty.

The utility model relates to a pavement paving structure of water permeable bricks, which comprises a lifting rod, and four limiting plates are arranged below the lifting rod and respectively and accurately correspond to four side edges of the water permeable bricks. Wherein the two limiting plates I are fixedly connected to the mounting box, the other two limiting plates II are connected with the mounting box in a sliding mode, and the included angle between every two limiting plates is a right angle. The distance between the limiting plate II and the limiting plate I can be adjusted by sliding the limiting plate II, so that the structure can be conveniently moved to the outer side of the water permeable brick for paving. After paving is completed, when the water permeable bricks are paved, the limiting plates II are moved to ensure that the water permeable bricks are out of contact, the limiting plates I are reserved in the cluster, and the accurate thickness control can ensure that gaps between the adjacent water permeable bricks are uniform and consistent. The detailed construction process not only improves the aesthetic property of the pavement, but also ensures the full play of the water permeability, and is beneficial to rapid permeation of rainwater and reduction of accumulated water on the pavement, thereby improving the efficiency of an urban drainage system.

This invention provides an external fixation frame for limb fractures, relating to the field of fracture fixation technology. It includes a main fixation component, a secondary fixation component, a length adjustment component, an angle adjustment component, a fixation element, and a movement component. The main fixation component includes a main fixation frame with a main adjustment groove on its long side and main through-channels on both its upper and lower sidewalls. The secondary fixation component includes a secondary fixation frame with a secondary adjustment groove on its long side and secondary through-channels on both its upper and lower sidewalls. The length adjustment component allows for adjustment of the distance between the two fixation positions, making it suitable for fractures of different lengths. Furthermore, the use of a drug-eluting silicone sleeve effectively inhibits early bacterial colonization, significantly reducing the risk of pin tract infection and secondary loosening.

The utility model discloses a wind pressure resistance detection device for a glass curtain wall, and relates to the technical field of glass curtain wall detection. The device comprises a detection box, an adjusting assembly is arranged in the detection box, a clamping assembly is arranged on the outer surface of the adjusting assembly, a detection assembly is arranged on the back face of the detection box, and a collection assembly is arranged at the bottom of the detection box. According to the glass curtain wall clamping device, the adjusting assembly and the clamping assemblies are connected, the clamping assemblies are located at the movable ends of the adjusting assembly, the adjusting assembly can drive the clamping assemblies to move when stretching out and drawing back, and therefore the distance between the multiple sets of clamping assemblies is changed, the clamping assemblies can clamp and fix glass curtain walls of different sizes, use is more flexible, and practicability is high. The centers of the multiple clamping assemblies and the axis of the air outlet of the detection assembly are located at the same position, so that the centers of the glass curtain walls of different sizes and the air outlet of the detection assembly are located at the same axis all the time, and deviation of the detection result is avoided.

The utility model discloses a kind of suction structure that can be adjusted in the process of taking label, driving force mechanism is connected with air nozzle mounting plate;Air nozzle mounting plate below is provided with fixed base, fixed base and air nozzle mounting plate are connected, air nozzle mounting plate is installed with suction nozzle;Fixed base is installed with spring support plate, pivot is arranged in fixed base, pivot sleeve has spring pressing plate and return spring, return spring and spring support plate and spring pressing plate contact;Limiting cylinder is installed in air nozzle mounting plate, limiting cylinder is installed with limiting column, limiting column and spring pressing plate top contact.Spring pressing plate is originally in horizontal state, it is more convenient to complete suction when all suction nozzle and label contact is adsorbed, limiting cylinder drives limiting column to move up, spring pressing plate rotates upwards under the action of return spring, drive suction nozzle to produce outward moving tendency, so that label is taut or unfolded, more large in area is attached on glass bottle, more smooth when label is scraped, reduce the damage to label, and higher qualified rate.