61results about How to "Solve the non-adjustable" patented technology

The invention relates to a variable-frequency air conditioning system with large refrigeration capacity, an air conditioner and a control method for a throttling device of the variable-frequency air conditioning system. The variable-frequency air conditioning system comprises a controller, the throttling device, a four-way valve, a condenser, an evaporator, a compressor, a gas-liquid separator, a pressure sensor and an exhausting temperature wrap. The throttling device comprises an electronic expansion valve and a capillary throttle valve. The electronic expansion valve communicates with the condenser and the evaporator. The capillary throttle valve communicates with the condenser and the evaporator. The air conditioner comprises the variable-frequency air conditioning system with large refrigeration capacity. The control method comprises the following steps that the exhausting pressure value and the exhausting temperature value of the variable-frequency air conditioning system are obtained; when the exhausting pressure value is smaller than the preset pressure threshold, the temperature difference between the exhausting temperature value and the preset pressure threshold is calculated; the condition that the temperature difference is within the target exhausting temperature range or not is judged; if yes, a control signal is generated; and the control signal is sent to the throttling device. Different target exhausting temperature values can be set according to different environment temperatures, so that the reliability of the variable-frequency air conditioning system is improved.

The invention belongs to the technical field of aviation structural design, and relates to an adaptive bulging air inlet channel deformation driving device based on flexible skin. The driving device comprises an inflation pump (1), an inflation pipeline (2), an inflation valve (3), a deflation pipeline (4), a deflation valve (5), an inner-side sealing cavity (6), an outer-side sealing cavity (7), a pressure sensor (8), a flow sensor (9), a skin connecting belt (10) and a basic profile mounting region (11). According to the driving device, shape change of the bulging profile of an air inlet channel in a large range is realized by using a gas pressurizing way, and the shape of the bulging profile is controlled by using pressure and flow information, so that the throat area of the air inlet channel is changed, and the problem of non-adjustability of the profile of the bulging air inlet channel is solved.

The invention discloses language learning equipment convenient to adjust. The language learning equipment comprises a base and a frame, and the bottom of the base is fixedly connected with universal wheels. The left side of the upper surface of the base is fixedly connected with a voice playing loudspeaker box, and the bottom of the inner side of the base is fixedly connected with a storage battery. The left side of the bottom of the inner side of the base is fixedly connected with a driving motor, a round groove is formed in the middle of the upper surface of the base, and a round sliding groove is formed in the bottom of the inner side of the round groove. According to the language learning equipment, the base, the frame, the driving motor, a driven shaft, a sliding block, a rotary discand a supporting rod are arranged to cooperate with one another, and therefore the problem that existing language learning equipment cannot be adjusted when used is solved. The frame, a writing board,a connecting shaft, a connecting barrel, a sliding rod, a movable friction board, a fixed clamping block, a movable clamping block, an adjusting block and a threaded handle are arranged to cooperatewith one another, and therefore a student can observe content on the writing board conveniently, and the problem that the angle of the existing language learning equipment cannot be adjusted when theexisting language learning equipment is used is solved.

The invention discloses a user-defined vibration system and a method of a mobile phone motor. The user-defined vibration system and the method comprise the following steps: step A, vibration intensity and contentious vibration time corresponding to the level of the vibration intensity are adjusted, and a group of different vibration combinations are generated and stored in a mobile phone storer; step B, according to the combinations, a microprocessor generates corresponding vibration levels and corresponding contentious vibration time from fundamental vibration level units and fundamental vibration time units, and sends the corresponding vibration levels and the corresponding contentious vibration time to a vibration module; and step C, the vibration module controls the mobile phone motor to vibrate according to the corresponding vibration levels and the corresponding contentious vibration time. According to the user-defined vibration system and the method, the vibration levels and the vibration time corresponding to the vibration levels are set in advance, the corresponding vibration combinations are acquired, the microprocessor control the mobile phone motor to vibrate according to the vibration combinations through the vibration module, and therefore user-defined settings such as ringtones, short messages of a user can be achieved; the user-defined vibration system and the method solve the problem that the vibration intensity of an existing mobile phone motor is constant in change and can not be adjusted by the user, and increase touch experience of the user of the mobile phone.

The invention provides a gap-adjustable grate plate for a cooling machine. The grate plate comprises a grate plate body and further comprises a plurality of fixed plates and movable plates, the fixedplates are sequentially arranged on the same horizontal plane at intervals and are fixed on the grate plate body, the movable plates are sequentially arranged between the adjacent fixed plates, the width of each movable plate is bigger than the distance between every two adjacent fixed plates, ventilation gaps are formed between the movable plates and the fixed plates on the two sides of the movable plates, and the movable plates are fixed on an adjusting mechanism and can move up and down through the adjusting mechanism; and the adjusting mechanism comprises adjusting bolts and fixing nuts which are matched with each other, the fixing nuts are fixedly connected with a wall plate body, locking nuts and limiting nuts are arranged on the positions, on the upper sides and the lower sides of the movable plates, of the adjusting bolts correspondingly, and the limiting nuts are fixedly connected with the adjusting bolts. According to the grate plate, in actual use, the gap of the grate platecan be freely adjusted to change cooling air volume, and the grate plate does not need to be replaced, so that the maintenance cost is reduced, and the grate plate has a wide market prospect.

The invention discloses micro-filter equipment for tertiary treatment of sewage. The micro-filter equipment for the tertiary treatment of the sewage comprises a water inlet, an inlet-water buffer tank and a filter rotating drum connected with the inlet-water buffer tank, wherein the filter rotating drum comprises a cylindrical filter rotating drum frame body, a first rotating drum connecting tray, a second rotating drum connecting tray and a rotating drum middle connecting piece are respectively mounted at two ends and in the middle of the cylindrical filter rotating drum frame body, and the outer surface of the cylindrical filter rotating drum frame body is tightly connected with at least one triangular prism filter unit body through a sealing pressing part. According to the micro-filter equipment for the tertiary treatment of the sewage, the relative filter area of filter equipment is large, the standardization and universalization of maintenance and replacement of a filter are realized, the flow speed of a filter inlet is adjustable, and the driving life of the filter is long.

The invention discloses an intelligent manhole cover with adjustable drainage volume, comprising a manhole cover body and a supporting bottom plate. The supporting bottom plate is connected with the manhole cover body through screws; a plurality of water inlets which are annularly distributed are formed on the manhole cover body, and an annular filtering plate which is used for filtering impurities is embedded in the manhole cover body; a circular plate is placed at the middle position of the annular filtering plate; the lower surface of the circular plate is connected with a plurality of folding rods; the bottom of the folding rods are fixedly connected with the baffle plates; the baffle plates are tightly attached to the inner wall of the manhole cover body, and a drainage outlet is formed at each baffle plate tightly attached to the inner wall of the manhole cover body; the upper surface of the circular plate is connected with a motor through a transmission shaft; the motor is embedded in the controlling box at the top of the manhole cover body; a PCB board is arranged in the controlling box and a controller electrically connected with the motor is integrated on the PCB board; the controller is electrically connected with a power supply module, a rainfall sensor, a GPS positioning module and a wireless communication module respectively; the wireless communication module is connected with a monitoring terminal through signals, and the rainfall sensor is embedded on the top of the manhole cover body.

The invention discloses a gardening mowing robot with good safety, which comprises a machine base, the middle position of the top surface of the machine base is fixedly connected with an organic case, and the bottom end of the left side of the machine case is fixedly connected with an adjustment block, and the front surface of the adjustment block passes through The pin shaft is movably connected with an adjusting handle, and the surface of the adjusting handle is provided with a positioning hole. The fixed columns are fixedly connected through the through holes and the positioning holes through the movable bolts. The battery box is fixedly connected to the right side of the top surface of the machine base. bottom surface. The invention provides a horticultural mowing robot with good safety. By arranging U-shaped blocks, springs and work-shaped parts to cooperate with each other, it has the advantage of protecting the mower from breaking when it encounters hard objects, and solves the problem of cutting the lawn mower. The potential safety hazards of knife breakage.

The invention discloses a hybrid excitation magnetic linkage parallel double-rotor combined motor which comprises stator iron cores, permanent magnets, internal motor magnetic conductive teeth, external motor magnetic conductive teeth, internal armature windings, external armature windings, excitation windings, an internal rotor and an external rotor. 'U'-shaped structures are formed by the internal motor magnetic conductive teeth and stator yokes, and 'T'-shaped structures are formed by the external motor magnetic conductive teeth and the stator yokes; the internal armature windings are wound on internal motor magnetic poles jointly formed by the internal motor magnetic conductive teeth and the permanent magnets, and the external armature windings and the excitation windings are wound on the external motor magnetic conductive teeth. The hybrid excitation magnetic linkage parallel double-rotor combined motor has the advantages that two motor systems are integrated in motor spaces, internal and external motor magnetic circuits are parallel to one another, two power paths are formed and can be independently controlled, permanent magnetic fields can be adjusted by the aid of the excitation windings, accordingly, load requirements of the motor in different working states can be met, and the reliability and the flexibility of the systems can be improved.

The invention discloses a sweeping tool for a machine tool. The sweeping tool comprises a brush head. Bristles are arranged at the top end of the brush head. The bristles are composed of the movable bristles and the fixed bristles. The movable bristles are bonded to the surface of a first cross rod and the surface of a second cross rod through a bonder. A first telescopic rod is arranged at the bottom end of the first cross rod. A second telescopic rod is arranged at the bottom end of the second cross rod. The first telescopic rod and the second telescopic rod are fixed to the surface of the bottom end in a containing cavity through telescopic rod bases. A body is arranged at the bottom end of the brush head. A connecting end is arranged at the bottom end of the body. A switch is further arranged at the bottom end of the connecting end. According to the sweeping tool, through combined use of the bristles, the width of the bristles on the surface of the brush head can be adjusted, the sweeping tool can sweep narrow space smaller than the surface of the machine tool, and the adjacent bristles cannot be damaged; and the problems that the width of bristles of an existing sweeping toolfor a machine tool cannot be adjusted, consequently, narrow space cannot be swept, and even narrow space is swept, the adjacent bristles are damaged are solved.

An adjusting device for a drawer slide rail system comprises two slide rail subassemblies, wherein the two slide rail subassemblies are arranged on a left side plate of a cabinet and a right side plate of the cabinet; a drawer is arranged on the slide rail subassemblies and consists of a bottom plate and a front panel at least; each slide rail subassembly at least consists of a movable slide rail and a fixed slide rail; adjusting device bodies are arranged on the left movable slide rail and the right movable slide rail or the fixed slide rails; the depth positions of damping devices arranged on the drawer or the movable slide rails or the fixed slide rails and the depth position of a synchronous rebounding device are synchronously adjusted by the drawer through the adjusting device bodies; a gap between the front panel and each of the left side plate of the cabinet and the right side plate of the cabinet is adjusted; and the drawer is automatically stopped at a position which is distant from a pre-stopping position of the side plates of the cabinet by a distance H through an elastic stopping block arranged on the synchronous rebounding device when the drawer is closed at least, and the drawer is positioned by elasticity of the damping devices. The adjusting device for the drawer slide rail system has the advantages that the adjusting device is simple and reasonable in structure, reliable in performance and long in service life; a drawing process is stable and smooth; a user can draw out the drawer by little force; and adjustment is convenient. Moreover, the practicality of the adjusting device is high.

The invention relates to an air conditioning system, and discloses an indoor air conditioner. The indoor air conditioner comprises a shell, a first baffle assembly, a second baffle assembly and a third baffle assembly. The second baffle assembly and the third baffle assembly are coaxially connected to one side of the first baffle assembly. The problems that according to a fresh air function of anair pipe machine of an existing indoor air conditioner, a fresh air breaking hole is reserved in the position of a side plate and directly connected with a fresh air ventilation pipeline, and due to the fact that the area of an air inlet is fixed, the fresh air inlet amount cannot be adjusted are solved. Through the rotation coordination of the first baffle assembly and the second baffle assembly,the area of a circular area of an air inlet can be adjusted at will, and a fresh air inlet volume is adjusted by changing the area of the fresh air inlet.

The invention discloses a novel shelf for a bathroom. The shelf comprises a supporting frame, fixing blocks are fixedly connected to the left side surface and the right side surface of the supportingframe, transverse plates are fixedly connected between the inner walls of the two sides of the supporting frame, and driving motors are fixedly connected with the tops of the inner walls at the two sides of the supporting frame; the inner walls of the two sides of the supporting frame are both fixedly connected with an upper bearing block and a bearing base which correspond to each other; output shafts of the two driving motors penetrate through the upper surfaces of the partition plates and are fixedly connected to screw rods through couplers. The supporting frame, the fixing blocks, the driving motors, the upper bearing blocks, the bearing bases, the couplers, the screw rods and placing plates are matched with one another, so that the purpose of adjusting the height of the placing platesis achieved, and the problem that an existing bathroom shelf cannot be adjusted is solved; a fan, the transverse plates, a multi-way pipe, connectors, air sprayers and heating resistance wires are matched with one another, and the problem that the existing bathroom shelf cannot be used for drying washing supplies is solved.

The invention discloses an air inlet channel main bearing structure and an air inlet channel main bearing structure deformation control method. According to the air inlet channel main bearing structure, a main bearing structure (1) is made of a memory alloy; the main bearing structure (1) is a cantilever supporting beam; one end of the main bearing structure (1) is fixedly connected with a fixing supporting structure (2); the other end of the main bearing structure (1) is a free end; the material fibre direction of the main bearing structure (1) is perpendicular to the fixing supporting structure (2). The air inlet channel main bearing structure deformation control method is used for controlling the deformation of the main bearing structure (1). The air inlet channel main bearing structure and the air inlet channel main bearing structure deformation control method have the advantages that the main bearing structure of an air inlet channel can deform repeatedly in a certain range, so that a lip can deform repeatedly in a certain range; suitable deformation of the air channel main bearing structure is set according to actual flight speed, so that the problem that a lip structure in the prior art cannot be adjusted is solved; therefore, the air channel has optimal pneumatic performance and starting matching characteristic under different flight states.

The invention discloses a non-balance reactor boost / buck D-type 24-pulse aviation autotransformer rectifier. The primary side of each phase of an autotransformer is a long winding with an extension winding and a center tap or just provided with a center tap, and the secondary sides of each phase are four short windings. Two boost structures and three buck structures are designed to realize the adjustment of 0.545 to 2.2 times of autotransformer output voltage. 24 voltage vectors with each amplitude and 15-degree difference for phase positions in sequence transmitted to four subsequent rectifier bridges which comprise one main rectifier bridge and three auxiliary rectifier bridges are formed through reasonable connection of windings and reasonable design of number of turns of winding, onlytwo diodes in the rectifier bridge set at every moment are conducted simultaneously, and 24-pulse direct current voltage can be output without a balance reactor. According to the non-balance reactor boost / buck D-type 24-pulse aviation autotransformer rectifier, the problem that the output voltage of a non-balance reactor 24-pulse autotransformer rectifier is uncontrollable is solved, and boost andbuck adjustment in the relatively wide range of output voltage is realized through reasonable design and optimization of a transformer structure.

The invention discloses adjustable outdoor sport equipment. The adjustable outdoor sport equipment comprises a left support plate and a right support plate. The bottoms of the left support plate and the right support plate are respectively fixedly connected with a fixing seat, and the top ends of the left support plate and the right support plate are fixedly connected with a protection support plate. The upper surface of the protection support plate is fixedly connected with a protection box. Both sides of the upper surface of the protection support plate are fixedly connected with a solar panel through a support rod. The bottom of the inner side of the protection box is fixedly connected with a battery and a fan, the side of the left support plate and the side of the right support plate are respectively provided with a through slot, two guide posts respectively sleeve a guide block, and an adjustment bar is fixedly connected between the two guide blocks. The invention provides an adjustable outdoor sport equipment. The adjustable outdoor sport equipment has the advantage of being capable of adjusting the height of the adjustment bar, can effectively use solar energy to provide power for adjustment of the equipment, and is provided with the fan for blowing air to increase the comfort of a user, has the advantage of night lighting and solves the problem that the outdoor sport equipment cannot be adjusted.

The invention relates to the technical field of agricultural equipment, and also discloses a direction-adjustable auxiliary device for a mowing unmanned aerial vehicle. The direction-adjustable auxiliary device comprises a shell, wherein a motor is movably connected with and arranged in the shell; a rotating gear is movably connected with and arranged at one end, far away from the motor, of a first transmission shaft; a fixed block is movably connected with and arranged at one end of a third rotating shaft; a first connecting shaft is movably connected with and arranged in the fixed block; anda cutting unit is movably connected with and arranged at one end of an output shaft. The direction-adjustable auxiliary device for the mowing unmanned aerial vehicle provided by the invention has thefollowing advantages: through connection of the shell, the motor and a conversion connector, the problems of high labor intensity and high noise of workers are solved; the weeding function is complete; and the noise environment problem of work for the workers is solved. Through connection of a third transmission shaft, a fixed rod, a clamping table and the cutting unit, the cutting unit can change the left-right direction; the problem that the direction of the cutting unit cannot be adjusted during cutting is solved; the labor intensity of the workers is reduced; and the stability of the device during weed cutting is improved.

An adjusting device for a drawer slide rail system comprises two slide rail subassemblies, wherein the two slide rail subassemblies are arranged on a left side plate of a cabinet and a right side plate of the cabinet; a drawer is arranged on the slide rail subassemblies and consists of a bottom plate and a front panel at least; each slide rail subassembly at least consists of a movable slide rail and a fixed slide rail; adjusting device bodies are arranged on the left movable slide rail and the right movable slide rail or the fixed slide rails; the depth positions of damping devices arranged on the drawer or the movable slide rails or the fixed slide rails and the depth position of a synchronous rebounding device are synchronously adjusted by the drawer through the adjusting device bodies; a gap between the front panel and each of the left side plate of the cabinet and the right side plate of the cabinet is adjusted; and the drawer is automatically stopped at a position which is distant from a pre-stopping position of the side plates of the cabinet by a distance H through an elastic stopping block arranged on the synchronous rebounding device when the drawer is closed at least, and the drawer is positioned by elasticity of the damping devices. The adjusting device for the drawer slide rail system has the advantages that the adjusting device is simple and reasonable in structure, reliable in performance and long in service life; a drawing process is stable and smooth; a user can draw out the drawer by little force; and adjustment is convenient. Moreover, the practicality of the adjusting device is high.

The invention relates to a height-adjustable wafer bearing mechanism and solves the problem that an existing wafer bearing mechanism cannot be adjusted. The mechanism comprises a heating disc, a ceramic sleeve, a ceramic post and an adjustment wrench, wherein the ceramic post is provided with an external thread, the ceramic sleeve is provided with an internal thread, the ceramic sleeve is in threaded connection with the ceramic post, a round counter hole is formed in the heat disc, the ceramic sleeve is placed in the counter hole, the ceramic post is screwed into the ceramic sleeve by the adjustment wrench, a spherical-surface bulge is arranged at a top end of the ceramic post and is matched with a concave surface of the bottom of the adjustment wrench, the spherical-surface bulge at the top end of the ceramic post is used for bearing a wafer, the heights of the spherical-surface bulge of the ceramic post and an upper surface of the heat disc are measured by a height rule, the ceramic post is slightly adjusted by the adjustment wrench to reach a required height, and all bearing mechanisms on the heat disc are adjusted to the same height by the same method. The mechanism has the characteristics of simplicity in structure, high positioning accuracy, safety and reliability, is convenient to adjust, disassemble and assemble, and is mainly used in the technical field of semiconductor thin film deposition.

The invention provides a multi-directional adjustable spring limit device comprising a lower foundation fixed seat body and an upper movable seat. When an isolation layer of a building foundation produces large displacement resulting in structural roll instability or seat damage, the isolation layer needs to be provided with a limit protection device. According to the limit device for the buildingisolation layer, a limit spring can be flexibly adjusted according to the vertical, left-right and front-back directions to reset the isolation layer timely, and the limit effect of the isolation layer is greatly improved.

The invention relates to an assembling jet device, which comprises a nozzle, a suction chamber, and a jet chamber, wherein the nozzle is composed of an outer hexagon wrench bayonet, a venturi, and a tapered nozzle; the suction chamber is composed of a left face spanner bayonet, a right face spanner bayonet, and three internal thread interfaces; the jet chamber is composed of a left face spanner bayonet, a right face spanner bayonet, a ring-shaped chamber body, a horn-shaped jet orifice, an internal thread interface, and an external thread interface; an external thread is formed in the external surface of the venturi in the nozzle, is connected with an internal thread in the left part of the suction chamber, and is dead locked through nylon lock nuts; an internal thread of the right part of the intake cavity is connected with the external thread of the left of the ring-shaped cavity body of the jet cavity; the internal thread or the external thread in the right of the jet chamber is connected with an oil pipe. According to the jet device, the nozzle can be replaced; the position of the nozzle in the suction chamber can be adjusted through the nylon lock nuts; therefore, requirements of simple process, convenience in assembling, flexible arrangement, reliable working, low noise, and zero pollution are satisfied.

The invention discloses an aeration tank capable of adjusting aeration height conveniently, which includes: a tank body, a fixing frame, aeration blades, a water feeding pipe and a water discharge pipe. The fixing frame is fixedly connected to the top of the tank body. An aeration motor is fixedly connected to the lower surface of the fixing frame. A shaft stretch end of the aeration motor is fixedly provided with a transmission shaft. An aeration plate is arranged on the bottom of the tank body. Fixed rods are distributed on the lower surface of the aeration plate. The lower end of each fixedrod is sleeved with a guiding cylinder. A sleeve is fixedly connected to the lower surface of the aeration plate. An adjustment motor is fixedly connected to the lower surface of the tank body. The shaft stretch end of the adjustment motor is fixedly provided with a screw rod. A blower is used for feeding air into the aeration plate for aerating the wastewater at the bottom, wherein the positionof the aeration plate can be adjusted by means of the adjustment motor, so that a user can regulate the aeration height according to practical status. The surface wastewater is raised by the aerationblades and is fully contacted with air for being aerated. The wastewater in the middle layer is stirred by stirring plates, so that the wastewater is fully mixed with bubbles.

The invention is applicable to the related field of mechanical parts, and provides a plastic spraying device for a safety cover for a powder sweeping and dust removing machine. The device comprises a plastic spraying frame, a clamping platform and multiple plastic spraying guns; and the clamping platform comprises an upper clamping unit and a lower clamping unit. The device further comprises an angle adjusting assembly used for adjusting the plastic spraying angles of the plastic spraying guns and a clamping driving assembly used for driving the upper clamping unit and the lower clamping unit to get away from each other or get close to each other. By arranging an angle adjusting unit and the clamping driving assembly, when plastic spraying treatment needs to be carried out on the safety cover for the powder sweeping and dust removing machine, the clamping driving assembly drives the upper clamping unit and the lower clamping unit to get away from each other or get close to each other, so that safety covers of different sizes are positioned, and clamping adjustability is achieved; and in the plastic spraying process, the angle adjusting assembly is used for solving the problem that at present, plastic spraying angles cannot be adjusted, and therefore the problems that an existing plastic spraying device cannot achieve adjustable rigid clamping and cannot adjust the plastic spraying direction are solved.

The invention discloses a cutting machine capable of flexibly adjusting the cutting width of a wood board. The cutting machine comprises a cutting machine body, wherein a base is arranged in the cutting machine body; two supporting walls which are symmetrical left and right are fixedly arranged at the upper end of the base; a support wall is fixedly connected between the supporting walls; a mechanical plate moving up and down is arranged on the front end face of the support wall; and a transmission cavity and a moving groove which is arranged in the lower side of transmission cavity and is communicated with the transmission cavity are fixedly arranged in mechanical plate. Different from a traditional cutting machine, the cutting machine has the advantages that a high-speed transmission cutting chain is used for cutting the wood board, the cutting width of the cutting chain can be adjusted according to the width of the cut wood board, and the problems that a cutting wheel cannot be adjusted, the width of the cut wood board can only be the diameter of the cutting wheel, the cutting width cannot be flexibly adjusted, the wood board needs to be moved during cutting when the wood boardwith the width larger than the diameter of the cutting wheel needs to be cut, inconvenience is caused, and potential safety hazards exist are solved.

The invention relates to the technical field of optical imaging and simulation, in particular to an optical imaging system, a flight simulation compound system and a flight simulation method, and the flight simulation compound system comprises a spliced optical imaging system and a simulation cabin system; the optical imaging system comprises a light source module, an optical imaging module, a supporting module and a control module. The problems that an existing optical system has a dark field fusion zone, the size of the optical system is large, and interlayer abutted seams are large are solved. A transition area is arranged at the edge of an image when the split-screen processing unit is adopted to carry out split-screen processing on an image signal, and the edge is blackened, so that a dark field effect can be prevented; the problem that the viewpoint cannot be adjusted in the sphere center is solved; the sizes of the bracket and the system are reduced; interlayer abutted seams of the optical imaging module are greatly reduced, and the continuity of the simulated visual effect is further improved.

The present invention relates to the field of oral-cavity clinic, particularly discloses an oral-cavity clinical multi-angle adjustment reflecting mirror device, and aims at a problem that existing oral-cavity reflecting mirrors are not adjustable. Currently, the following scheme is provided: the oral-cavity clinical multi-angle adjustment reflecting mirror device comprises an operating handle, one end of the operating handle is fixedly connected with an adjustment handle, besides, one end, far away from the operating handle, of the adjustment handle is rotatably connected with a reflecting mirror seat through a rotating shaft, a sliding groove is arranged in the adjustment handle, besides, the sliding groove is arranged along a length direction of the adjustment handle, the sliding grooveis internally movably provided with a sliding block, besides, one end of the sliding block movably passes the sliding groove and is also connected with an adjustment rod, and both ends of the adjustment rod are respectively rotatably connected on the sliding block and the reflecting mirror seat through a switch connection block. The operating handle is provided with an operating finger ring, so that the oral-cavity clinical multi-angle adjustment reflecting mirror device can be conveniently stably sleeved on fingers during operation, operation is more flexible, an operation rod connects the sliding block and an adjustment block, and angles of the reflecting mirror can be directly adjusted on the operating handle.

The invention discloses a tool storage system for mathematical teaching. The system comprises a main body module and an adjusting module; the adjusting module is positioned on an internal shell of themain body module; the top of the main body module is fixedly connected with a connecting module; the end, far from the main body module, of the connecting module is fixedly connected with a box cover; a buckle is fixedly connected to the top of the box cover; the bottom of the main body module is fixedly connected with a clamping block; and the clamping block is matched with the buckle. Through cooperation of the main body module, the adjusting module, the connecting module, the box cover, the buckle, the clamping block, a first slide module, a slide rod, a first groove, teeth, a slide block,a second slide module, a second groove, a spring, a poking plate and a pin body, the system realizes the size adjustment of space in a storage box, so that users can adjust the size of the space in the storage box according to the size of stored matters, the demands of various shapes of the stored matters are met, the usability of the storage box is improved, and the problem of incapability of adjusting the storage space in the box is solved.

The invention discloses a shaft sleeve device of a high-voltage soft starter. The device comprises a flange, a flange seat and a shaft sleeve, the flange seat comprises a base plate and a mounting plate perpendicular to the base plate, and the base plate and the mounting plate are fixedly connected through at least one reinforcing rib; and a penetrating through hole is formed in the mounting plate, the shaft sleeve and the flange penetrate through the through hole to be connected, the flange and the mounting plate are detachably connected, a motor rotating shaft hole penetrates through the center of the shaft sleeve, and the interior of the shaft sleeve comprises a large end, a small end and a reducing section which is in smooth transition connection with the large end and the small end. The technical difficulties that the iron core can generate electromagnetic traction force, frictional resistance and the like when high voltage passes through the coil are fully considered and solved, the problem that the iron core of the electric reactor cannot be adjusted is solved, and the output voltage of the electric reactor can be stably adjusted.

The invention discloses a canned fruit steam sterilization device which comprises a sterilization box. The front side of the sterilization box is movably connected with a box door through hinges, thetop of the sterilization box is fixedly connected with a transverse plate, the top of the inner wall of the sterilization box is in threaded connection with a screw rod, and the top of the screw rod penetrates through the top of the sterilization box and is fixedly connected with a rotating plate. Clamping plates are pulled outwards through pull rings, the clamping plates rotate outwards around fixing blocks, at the moment, the clamping plates move to drive connecting rings to move, clamping springs are deformed through the movement of the connecting rings, then canned fruits are placed on theinner sides of the clamping plates, and the clamping springs restore to clamp the canned fruits; and secondly, the rotating plate is rotated, the rotating plate drives a screw rod to rotate, and thescrew rod pushes a moving plate to move downwards until the bottoms of the canned fruits are in contact with a bearing plate, so that the advantage of adjustability is achieved, and the problem that an existing canned fruit steam sterilization device cannot be adjusted during use is solved.

The invention discloses a tank type calcining furnace cooling system capable of recycling waste hot water and a cooling method, and relates to the cooling and waste heat utilization system and method for calcined coke in a tank furnace for producing an anode for aluminum in the carbon industry. The tank type calcining furnace cooling system capable of recycling waste hot water and the cooling method aim to eliminate phenomena, such as local overheating and water sleeve deformation, of a tank type calcining furnace cooling system on the market and solve the problems that no flow monitoring system is adopted, the heat transfer efficiency is low, and because open type circulating is adopted by the system, large cooling water overflow and evaporation loss is caused, and water resources are wasted seriously. A water storage tank is arranged below one side of a double-layer cooling water sleeve. Two U-shaped water return pipes are arranged between the water storage tank and the double-layer cooling water sleeve and are provided with water flow indicators correspondingly. A water softening system is arranged on one side of the water storage tank, and a ground low-temperature paving heating user is arranged on the other side of the water storage tank. A closed cooling tower is arranged above one side of the ground low-temperature laying heating user.