45results about How to "Improve use adaptability" patented technology

The utility model provides a multi-point oil supply lubricating device for a bearing of a phase modifier. The multi-point oil supply lubricating device comprises an oil storage and supply box body, an oil supply access pipe, three oil pumps, three groups of oil supply branch pipe assemblies and an adjusting and mounting protection frame, an oil supply access pipe is arranged at the top of the oil storage and supply tank body, three oil pumps are fixedly mounted on the oil storage and supply tank body, and the three oil pumps are connected with the three oil supply branch pipe assemblies correspondingly and used for extracting lubricating oil in the oil storage and supply tank body and independently conveying the lubricating oil to the corresponding oil supply branch pipe assemblies for fixed-point oil supply; one side of the top of the oil storage and supply tank body is provided with an adjusting and mounting protection frame capable of adjusting the positions of the three groups of oil supply branch pipe assemblies and protecting the three groups of oil supply branch pipe assemblies; and the adjusting and mounting protection frame comprises a mounting plate mounted on the oil storage and supply tank body and three protection pipe frames capable of adjusting the height and respectively penetrating through the three groups of oil supply branch pipe assemblies. Three paths of relatively independent oil supply structures can be formed, and a high-temperature protection effect can be achieved on the branch pipe part, close to the bearing part of the phase modifier, of the oil supply branch pipe assembly.

The utility model discloses a whole dismountable single dining chair, which comprises a dining chair horizontal plate, a dining chair backrest connected to the dining chair horizontal plate through a rotating shaft, a limiting sleeve connected to the dining chair backrest and the rotating shaft, a chair pad connected to the other side of the limiting sleeve, a bottom rod fixedly connected to the bottom surface of the chair pad, and a first nut threadedly connected to the lower end surface of the bottom rod. The whole dismountable single dining chair is assembled and disassembled conveniently through the cooperation of the dining chair horizontal plate, the rotating shaft, the dining chair backrest, the limiting sleeve, the limiting groove, the chair pad, the bottom rod, the first nut, the first gasket, the supporting rod and the adjusting base frame. The dining chair can be disassembled and folded as a whole when it is transported or idle, so that the space occupied by the dining chair is reduced, the transportation cost is reduced, and the space occupied by the dining chair is reduced. In addition, when a single component is damaged or aged, the component can be replaced individually, so that the use cost is reduced.

The utility model discloses a four line kelvin measurement accessory of banana head connecting probe, including measuring instrument main part, four banana head jacks are equipped with to measuring instrument main part, four banana heads are inserted respectively in banana head jack, four connecting wires, one end is connected banana head respectively, and the other end is connected corresponding measurement probe, four measurement probes are connected with connecting wire electricity respectively, and are used for contacting the both ends of measured device, the inside of banana head jack is provided with insulating baffle and banana head, and the baffle is used for carrying out electrical isolation to each banana head insertion site, to avoid mutual interference between measurement signal. The utility model discloses adopting probe to replace traditional kelvin clamp structure, and the probe has good flexibility and controllable contact pressure, can realize accurate contact to paster device or surface pin device, and effectively solve the problem of traditional clip clamping difficulty.

The utility model belongs to the field of experimental apparatus provides a kind of high accuracy of liquid setting device, including liquid storage cylinder, cylinder cover, connecting mechanism, float piece, shielding piece and telescopic adjusting mechanism, cylinder cover is equipped on the upper cover of liquid storage cylinder, the middle part of cylinder cover is equipped with liquid injection hole, the both sides of cylinder cover top are symmetrically provided with connecting frame, two groups of connecting frame are provided with the connecting mechanism connected with liquid storage cylinder, the both sides of the bottom of liquid storage cylinder are symmetrically provided with guide shaft, two groups of guide shaft bottom end are threadedly connected with baffle, float piece and shielding piece are movably arranged between two groups of guide shaft, shielding piece is located above float piece, telescopic adjusting mechanism for adjusting the distance between shielding piece and float piece is arranged between shielding piece and float piece;The utility model is by setting telescopic adjusting mechanism, the flexible adjustment of constant volume is realized, so that the device can flexibly adjust constant volume according to actual demand, improve the use convenience and adaptability of device.

The present application relates to the technical field of automatic control and machine vision, and particularly relates to a path planning and blind area elimination method for a crawler-type cleaning robot, which comprises the following steps: collecting a photovoltaic module surface image through a vision sensor arranged on a robot body, extracting photovoltaic cell grid line features and establishing a local coordinate system; generating a path reference line based on the grid line direction, and calculating a lateral deviation and an angle deviation between a current position of the robot and the path reference line in real time; dynamically adjusting a robot walking path through a fuzzy control method; dynamically adjusting a cleaning interval by calculating a current cleaning width and an expected overlap rate; and executing an obstacle crossing or board crossing decision based on an inclination angle data when sensor data conflicts. A multi-sensor data fusion technology improves the anti-interference capability of the robot, so that the robot can stably operate in a strong light, a reflective light and the like.

The utility model discloses a lead-acid storage battery pole plate strength detection device, and relates to the technical field of storage battery production. The device comprises a test board and a supporting rod, wherein the supporting rod is connected with a box body; the box body is rotationally connected with two rotating shafts which are connected with supporting plates, and the other ends of the rotating shafts are connected with driven gears. A pull rod is sleeved with the supporting rod and connected with a pedal. The upper end of the pull rod penetrates into the box body and is connected with a mounting plate, the mounting plate is connected with a rack meshed with the driven gear, and the two rotating shafts are driven to rotate synchronously by treading the pedal, pulling down the mounting plate through the pull rod and meshing the rack with the driven gear, so that the two supporting plates synchronously rotate downwards from the horizontal state to the vertical state, and the polar plate is released. The two rotating shafts are driven to synchronously rotate by treading the pedal, so that the two supporting plates synchronously rotate downwards from the horizontal state to the vertical state, the polar plate is released, and the problem that an existing detection device is poor in use flexibility and adaptability is solved.

The utility model discloses a kind of for medical clinical nursing's walking aid device, it is related to medical clinical nursing technical field, including bottom support frame and sick bed board, the outer ring of two sides fixed column is equipped with adjusting positioning mechanism, the bottom of adjusting positioning mechanism is fixedly installed with bottom connecting frame, the rear end of bottom connecting frame is fixedly installed with seat plate, the sick bed board is movably connected with seat plate, the sick bed board is connected with seat plate by positioning connecting mechanism. The setting of adjusting positioning mechanism in this walking aid device for medical clinical nursing can adjust the height of bottom connecting frame and seat plate within range, and then short sitting rest can be carried out in the process that patient uses the device, to improve the comfort of patient using the device, while seat plate cooperates with the sick bed board of specific structure setting, can be combined into complete sick bed structure when the two are connected, and difficulty can be reduced when patient is transferred from sick bed board to walking aid device.

This utility model relates to the field of venetian blind technology, and more particularly to a transmission mechanism and venetian blind with adjustable retraction stroke. The transmission mechanism includes a rotating shaft, an upper synchronous pulley, a synchronous belt, and an inner control. The upper synchronous pulley is rotatably positioned within the frame and located at the top. The synchronous belt meshes with the upper synchronous pulley and is connected to the inner control. One end of the rotating shaft is drivenly connected to the upper synchronous pulley, and the other end is drivenly connected to the venetian blind's cord winder. The upper synchronous pulley includes a large-diameter synchronous pulley and a small-diameter synchronous pulley connected to each other. The centers of the large-diameter and small-diameter synchronous pulleys are coaxial. The synchronous belt can selectively engage with either the large-diameter or small-diameter synchronous pulley. This utility model allows for flexible adjustment of the outer control stroke by simply adjusting the meshing state of the synchronous belt with either the large-diameter or small-diameter synchronous pulley, thereby achieving adjustable retraction stroke and improving the flexibility and adaptability of the venetian blind.

The utility model discloses a kind of instant steam steamer furnace, it is related to steamer furnace technical field, the utility model includes case and steam generating device, the steam generating device includes steam disc, water supply structure and heating structure, steam disc is equipped with several, steam disc is set at the top of the case, water supply structure is arranged in the inside of case, water supply structure is used to water supply for steam disc, heating structure is arranged at the bottom of steam disc, heating structure is used to heat the water in steam disc.The utility model can reduce energy consumption, improve heating efficiency.

The invention relates to the technical field of waterproof coiled materials, in particular to a macromolecular waterproof coiled material and a preparation method thereof. The waterproof roll structurally comprises the release film, the waterproof layer, the polymer layer, the aggregate layer, the polymer layer, the waterproof layer and the release film in sequence from outside to inside, and the problems that a waterproof roll is poor in waterproof effect and poor in aging resistance are solved. The polymer waterproof roll mainly comprises a release film, a waterproof layer, a polymer layer and an aggregate layer. The reaction temperature and time are adjusted by adjusting the types of cyclic siloxane in the aggregate layer and the waterproof layer; the synthetic plasticizer is added into the polymer layer; synthesizing polyarylsulfone, and adding the polyarylsulfone into the high-molecular waterproof coiled material, the component proportion of the raw materials of the polymer layer is changed; finally, bentonite is modified, and the modified bentonite is used in the waterproof layer. The prepared high-molecular waterproof coiled material is good in waterproof effect and high in peel strength after thermal aging.

This invention discloses a page-turning method, system, electronic device, and storage medium based on the binary search method, improving page-turning efficiency and user experience in scenarios with a large number of pages. The method includes: page-turning preprocessing: including setting intermediate variables to identify the page search range and the current page; initializing the page-turning interval and button availability: determining the overall page range of the data matrix, establishing an initial search interval, and setting the initial availability of the "forward" and "backward" buttons according to the initial page situation; iteratively executing page-turning operations and updating the search interval: the user triggers intermediate page calculation by clicking the "forward" or "backward" button, updates the search interval according to the positional relationship between the target page and the current page, and repeats this process until the target page enters the page-turning display bar; when the page-turning termination condition is reached, the iteration stops, the target page is located, and the page-turning process is terminated; the page-turning result is output, and the status of the "forward" and "backward" buttons is adjusted according to whether the page-turning boundary or upper limit has been reached.

The utility model relates to the technical field of conveying equipment, in particular to conveying equipment with an adjustable inclination angle, which comprises a first conveying device and a second conveying device arranged at one end of the first conveying device, the second conveying device is rotatably connected with the first conveying device, and supporting legs are mounted at the bottom of the first conveying device. A supporting frame is installed between the two supporting legs located at the same end of the first conveying device. And an obliquely-arranged pushing mechanism is arranged below the second conveying device, the bottom of the pushing mechanism is rotationally installed in a U-shaped base, the U-shaped base is fixed to the supporting frame, and a first rotating shaft is fixed to the top of the pushing mechanism. According to the conveying device, the second conveying belt rotates at one end of the first conveying belt, the inclination angle of the second conveying belt can be adjusted according to the height difference between the two conveying devices, the use adaptability of the conveying device is improved, and conveyed goods can stably fall onto the first conveying belt.

The application discloses a girth joint polishing device for assembling a segmented wind power tower cylinder, and relates to the polishing technical field of a wind power tower cylinder. The application comprises a top frame, a transverse frame slidingly arranged on the top frame and a moving frame slidingly arranged on the transverse frame, three adjusting frames are slidingly arranged on the moving frame, connecting frames are arranged on the adjusting frames, the connecting frame located in the middle is frame body one, the rest connecting frames are frame body two, column rods are slidingly arranged on the frame body two, mounting frames are arranged on the column rods and the frame body one, and shaft rods are rotatably arranged on the mounting frames. When the application is used, three arc-shaped polishing grinding wheels are used to polish the girth weld on the cylinder simultaneously, the contact area is increased, the polishing efficiency is improved, the time required for polishing the whole girth weld is reduced, the girth welds with different diameters can be applied, the use flexibility and adaptability are improved, and therefore the application is more practical.

The utility model discloses an auxiliary blanking structure for stamping part processing, which comprises a bottom plate, and the rear side of the top of the bottom plate is fixedly connected with a support table. The first motor drives the first gear and the second gear to rotate, the second gear drives the rotating column to rotate, the rotating column drives the rotating plate and the lifting plate to rotate, the lifting plate drives the magnetic attraction block and the workpiece to rotate by 90 degrees, the workpiece is located at the top of the collecting box, the electric cylinder is started, the electric cylinder pushes the workpiece to move downwards, and the workpiece is separated from the magnetic attraction block. When the height of a lifting plate and the height of a magnetic attraction block need to be adjusted according to the thickness of the workpiece, a second motor is started, the second motor drives a screw to rotate, the screw drives the lifting plate and the magnetic attraction block to conduct lifting adjustment, and when the thickness of the corresponding workpiece is adjusted, the second motor is closed. And the discharged workpieces can be placed at the designated position, the discharged workpieces can be collected, and the using effect of the workpiece discharging structure is improved.

The utility model discloses a positioning fixture for reinforcing steel bars and pouring formworks, which comprises two first clamping plates which are horizontally arranged in parallel and two second clamping plates which are horizontally arranged in parallel, the two first clamping plates and the two second clamping plates are vertically arranged, and two ends of the two first clamping plates are respectively lapped on the corresponding second clamping plates. The first clamping plates and the second clamping plates are connected through fastening screws respectively, and each first clamping plate and each second clamping plate are respectively provided with a positioning notch for a reinforcing steel bar to be clamped in. The steel bar positioning clamp can improve the positioning precision of steel bars, does not need field manufacturing of workers, reduces the burden of the workers, and can be repeatedly used to improve the resource utilization efficiency.

The utility model relates to a seat chassis technical field especially is a kind of three-gear tilt adjustment seat chassis, including bottom plate, it is characterized by: the first movable seat is equipped with in bottom plate below, the first movable seat center is equipped with conical tube fixed plate, connecting spinal canal is equipped with in conical tube fixed plate below, the first movable seat one end is connected with second movable seat, the first movable seat bottom side is equipped with elastic adjusting mechanism, the first movable seat inside side is equipped with tilt adjustment mechanism, the tilt adjustment mechanism includes adjusting plate, adjusting rod is installed in the adjusting plate, the utility model provides a kind of three-gear tilt adjustment seat chassis, realizes backrest multi-gear tilt angle adjustment and stable locking by reasonable mechanical layout and function module combination, integrated resilience degree adjusting function, improve comfort and adaptability;Tilt adjustment mechanism utilizes adjusting plate, adjusting rod etc. cooperate square pinhole to realize multi-gear switching and firm locking.

The utility model discloses an adjustable support assembly for steel support welding, which comprises a support table, a support part and two limiting parts are arranged on the support table, the two limiting parts are symmetrically distributed on two sides of the support part, the support part is used for supporting a support cylinder so as to keep the support cylinder in a horizontal state, and the support part is used for supporting the support cylinder. And the two limiting parts are used for limiting the flange plate and enabling the flange plate and the supporting cylinder to abut against each other and share the same axis. According to the utility model, the support cylinder and the two flange covers can be limited, so that the support cylinder and the two flange covers are coaxial in the welding process, the coaxiality of the support cylinder and the flange covers is improved, and the product quality of the steel support is ensured.

This utility model discloses a drop arrow for killing wild boars using a drone, relating to the field of drone accessory technology. The utility model includes an arrow shaft with an arrowhead on one side and fletching on the other side. A fixing component is provided on one side of the arrow shaft, including a mounting post installed on the side of the arrowhead. This utility model significantly improves the flexibility and adaptability of the drop arrow through modular design. The detachable connection structure between the arrow shaft and the arrowhead allows for quick replacement of the arrowhead or adjustment of the counterweight, thereby precisely adjusting the striking force for wild boars of different sizes. The counterweight is fitted onto the surface of the arrow shaft, and the weight can be increased or decreased according to actual needs, avoiding the drawback of traditional one-piece drop arrows that require complete replacement. The design of the fixing sleeve and the fletching ensures flight stability, while the interlocking structure of the square groove and the square post further prevents fletching deviation, ensuring the drop arrow maintains a precise trajectory after deployment and effectively improving the hunting success rate.

The utility model provides an adjustable wheelchair, which relates to the technical field of wheelchairs and comprises a main frame and a seat system, trundles are respectively mounted at four corners of the bottom of the main frame, shaft sleeves are respectively arranged on two sides of the main frame, wheel shafts are sleeved in the shaft sleeves, tires and hand push rings are mounted on the wheel shafts, a brake is further mounted on the main frame, and the seat system is mounted on the main frame. Sliding installation seats are fixedly installed on the two sides of the main frame respectively, a sliding rail is arranged at the bottom of the seat system, the sliding rail is installed on the sliding installation seats, a control handle is fixedly installed on a backrest of the seat system, a brake cable is connected to the control handle, the other end of the brake cable is connected with a sliding clamping block mechanism, and the sliding clamping block mechanism is connected with the main frame. And the sliding clamping block mechanism is controlled to be clamped with different tooth positions of the limiting teeth through the control handle, so that different inclination angles of the seat system are controlled. The problems that when a user uses a traditional wheelchair, the inclination angle of a seat cannot be changed, and the comfort of the user is affected are solved.

The utility model discloses a size detection device, include: support, top is equipped with image acquisition subassembly, support frame is located in the shooting range of image acquisition subassembly for placing the article of measurement, light source subassembly is located in the outer periphery of article of measurement for projecting light to article of measurement, drive subassembly is cooperated with light source subassembly for driving light source subassembly removes to make light source subassembly along the outer periphery of article of measurement, in multiple directions to article of measurement projects light. The utility model discloses with drive subassembly changes the position of light source subassembly relative to article of measurement, makes the outer periphery of article of measurement can obtain the vertical illumination of light source, makes the outer periphery size of article of measurement obtains high accuracy detection, utilizes the abutment of cam and movable part, realizes the continuous lifting or falling of light source subassembly, makes the arc surface of article of measurement obtain the continuous detection, and the continuity of detection is guaranteed, and the detection accuracy is higher.

The utility model belongs to cable detection equipment application technical field, concretely belongs to a kind of liquid cooling cable's explosion-proof detection equipment, including detection box, gas storage device and air inlet device, the air inlet device, gas storage device and detection box are connected through gas pipe through between adjacent, the upper portion one side end of detection box is provided with gas pipe interface, the gas pipe interface is penetrated in the inside of detection box, the lower portion of gas pipe interface is connected with liquid cooling cable, the liquid cooling cable is fixedly connected by nut and gas pipe interface, the inside top of detection box is provided with multiple fixed bands, the surface of liquid cooling cable is wrapped around by the fixed band, for the fixation of liquid cooling cable.

This utility model relates to a hot air intake mechanism for a tobacco mixing device. The tobacco mixing device includes a spherical mixing container that is rotatably mounted longitudinally on a corresponding support. The hot air intake mechanism includes: a set of annular baffles symmetrically fixed to both sides of the middle portion of the spherical mixing container; multiple one-way valves connected to the spherical mixing container at intervals; an air intake assembly including an air intake pipe, the outlet end of which is fixedly fitted with a cover, the cover being movably embedded between the set of annular baffles; and a sealing connection mechanism including a set of sealing protrusions on the left and right sides of the cover, the outer ends of which are movably abutting against the inner sidewalls of the set of annular baffles. This utility model can effectively connect with the spherical mixing container in a rotating state, thereby pressurizing external air and adding it into the spherical mixing container to enhance the agitation effect on the tobacco material through airflow disturbance.

The utility model discloses a spiral drill cleaning device of hole drilling vertical rod machine, include: mounting seat, the corresponding spiral drill can be moved and installed on the mounting seat, the fixed installation of spacing cylinder is in the mounting seat is used for forming the radial spacing to the spiral drill, the upper side fixed mounting of spacing cylinder has a corresponding shower nozzle, the shower nozzle is located the upper side of the spiral direction of spiral drill, baffle, install in spacing cylinder not having one side of the shower nozzle, the outside of baffle is set up to lean to the upper side, and the baffle is all set up with a plurality of corresponding filter holes, the liquid collection cavity is set up in the outside of spacing cylinder in the interlayer state, the liquid pumping pipe is connected to the shower nozzle through the siphon tee pipe, and the liquid collection cavity is connected with the siphon pipe of the siphon section of siphon tee pipe. The utility model can effectively realize the timely cleaning of the soil adhered to the spiral drill under the premise of lower cleaning fluid consumption.

The utility model discloses a lighting device with support relates to lighting device technical field. The utility model discloses a base, lighting mechanism and electric storage mechanism, the lighting mechanism includes protection shell, and the utility model discloses setting lighting mechanism, through the inside motor and first electric push rod, can effectively adjust the lighting mechanism to suitable height, utilize the angle adjustment of the lighting lamp of swivel rod simultaneously, has guaranteed that lighting device can provide best lighting effect according to the actual demand of construction site, avoids the lighting dead angle, and the flexibility and convenience of use are improved to the gyro wheel, when the lighting lamp is not used, second electric push rod can recover fixed plate in protection storehouse, effectively protects the lighting lamp from the outside impact and damage, and the electric storage mechanism makes the battery replacement process simple and quick, when the battery power is deficient, and the operator can easily replace the battery without complex operation, ensure that lighting device can work stably continuously.

The utility model relates to metallurgical engineering and sintering process technical field discloses sintering cooling waste gas filtration collection box, including hollow shell, the inner wall fixed connection of hollow shell has fixed plate no. 1, the inner wall fixed connection of fixed plate no. 1 has a plurality of slide rails no. 1, the inner wall sliding connection of slide rail no. 1 has slide rail no. 2, the inner wall sliding connection of slide rail no. 2 has fixed plate no. 2, the inner wall middle part sliding connection of fixed plate no. 2 has a plurality of filter bags, the top fixed connection of filter bag has fixed ring, the front side of fixed plate no. 2 is provided with handle groove, the inner wall rotation is connected with the pivot of handle groove, the outer wall rotation is connected with handle no. 2 of pivot. Innovative slide rail guide design plays a key role when replacing a single filter bag, and the precise cooperation between slide rail no. 1, slide rail no. 2 and fixed plate no. 2 forms a smooth sliding guide mechanism, enabling fixed plate no. 2 to be smoothly and smoothly extracted.

The utility model discloses a multifunctional writing table convenient to remove, including table board, rotation adjusting mechanism, board body clamping mechanism and stabilizing mechanism, the rotation adjusting mechanism includes bottom turn -plate and chassis, the board body clamping mechanism includes support pipe and clamping rod, the stabilizing mechanism includes longitudinal shift ring and swivel block, through the rotation connection cooperation of bottom turn -plate and support disc, and the fixed peg passes a plurality of groups of adjusting holes and realizes the grading adjustment of table board inclination angle, satisfies the demand of different use scene, and the chassis provides firm support basis, and the bottom wheel realizes integral movement function, and the clamping rod passes through the installation board and clamping pipe cooperation and realizes the quick disassembly of table board, and the swivel push frame linkage pushes a plurality of groups of reverse pull spring rod and embeds the clamping slot and forms mechanical locking, and the reverse rotation can be quickly unlocked, and the connecting plate ensures that clamping structure is stable, and the reliable fixing and convenient disassembly of table board have been realized integrally.

The utility model provides a novel motorcycle instrument liquid crystal display mounting structure relates to motorcycle accessory technical field, including liquid crystal display body and headrest, the bottom of liquid crystal display body is installed with the clamping seat, both sides of the bottom of clamping seat are equipped with a pair of clamping slot, the headrest is equipped with installation groove no.

This invention discloses a high-current elastic connector with a C-shaped support, comprising a C-shaped support, a C-shaped body, a radial notch between the two ends of the C-shaped body, and a plurality of outward protrusions on one side of the C-shaped support along the arc direction of the C-shaped body. Each end of the C-shaped body has a through hole. A floating socket has an outwardly extending convex edge on its outer wall. A main socket is located around the outer ring of the floating socket, and its inner wall has a circumferential groove. The outer ring of the C-shaped support is assembled with the circumferential groove. One side of the outward protrusions contacts the outward convex edge. The distance from the outward protrusions to the center of the C-shaped support is less than the distance from the through hole to the center of the C-shaped support. This invention utilizes the elasticity of the C-shaped support to achieve rapid assembly and reliable positioning, multi-point contact improves the stability of high-current conduction, and the through-hole design facilitates adjustment.

This utility model discloses an auxiliary tool for disassembling and assembling support templates, including a vertically arranged support rod. A hook rod is vertically welded to the top of the support rod, and a handle is welded to the bottom. The hook rod is inserted into bolt holes in the support template. The hook rod and the support rod are welded together by two reinforcing ribs distributed on both sides of the support rod. This utility model can improve the structural strength of the connection between the hook rod and the support rod, reduce the risk of hook rod deformation, thereby increasing the service life of the auxiliary disassembly tool and improving work efficiency.

The utility model discloses a manual valve convenient to operate, which belongs to the field of manual valves and comprises a valve body and a connecting shaft, a valve plate is arranged in the valve body, a supporting seat is arranged at the upper end of the valve body, a transmission box is arranged on the supporting seat, and the lower end of the connecting shaft is connected onto the valve plate. The hexagonal groove is formed in the tail end of the worm and used in cooperation with the driving assembly, the driving assembly can be detached for storage when adjustment is not needed, irrelevant personnel are prevented from rotating and adjusting the valve plate, the universal joint is arranged between the driving rod and the connecting rod, the angle of the adjusting wheel can be changed at any angle, and the flexibility during operation is improved; the angle scale marks are arranged on the cover plate and used in cooperation with the angle indicating assembly, the adjusting angle of the valve plate can be checked in real time, the valve plate can be accurately adjusted, the adjusting accuracy is improved, the use adaptability is high, the installation sleeve is arranged on the inner shaft, the locking pressing plate is installed on the screw rod, the initial direction of the pointer can be adjusted, and the use is convenient. And correction work is facilitated.