38results about How to "Strong collision" patented technology

The invention discloses an environment-friendly and energy-saving eddy crusher. The environment-friendly and energy-saving eddy crusher comprises a grinding chamber surrounded with an outer cylinder body, a rotating body arranged in the grinding chamber, a motor which drives the rotating body to rotate, a plurality of inner grinding blocks, a plurality of outer grinding blocks, and an inner barrel body; the plurality of inner grinding blocks and outer grinding blocks are peripherally uniformly distributed on two axial sides of the rotating body; and the inner barrel body is arranged between the inner grinding blocks and the outer grinding blocks; one of the surfaces of the inner grinding blocks and the outer grinding blocks in the rotating direction is a positive pressing surface, and the other one of the surfaces is a negative pressing surface; the positive pressing surfaces of the inner grinding blocks and the outer grinding blocks are arranged in front, and the negative pressing surfaces are arranged at back, according to the rotating direction; a negative pressing plate is arranged on each of the negative pressing surfaces of the inner grinding blocks and the outer grinding blocks; and the surfaces of the negative pressing plates, relative to the negative pressing surfaces of the inner grinding blocks and the outer grinding blocks, are arranged at certain intervals with the negative pressing surfaces of the grinding blocks; a front density cover plate and a rear sealing cover plate are respectively arranged at the front end and rear end of the outer barrel body; discharging ports communicated with the grinding chamber are formed in the front density cover plate and the rear sealing cover plate; and feeding ports are formed in the grinding chamber. The environment-friendly and energy-saving eddy crusher has a good crushing effect, is low in energy consumption and applicable to a plurality of fields, and has few requirements on rotating speed.

The invention discloses a dual-phase rectification flue gas desulfurization technology, which comprises a plurality of steps that (1) an absorption tower is arranged, (2) the flue gas is injected, (3) the limestone slurry is pumped in, and (4) the reaction product is collected. The dual-phase rectification flue gas desulfurization technology is characterized in that (1) the nonuniformity of flow field inside the spray tower is utilized, (2) the even rectification of liquidoid and gas phase is not processed on account of the design of rectifying plate and spray layer intentionally, (3) the resistance of flue gas is decreased and the velocity of flow of flue gas is uninfluenced, and (4) the liquidoid and the gas phase are kept turbulent state consistently because of the nonuniformity of liquidoid and gas phase. The dual-phase rectification flue gas desulfurization technology has the advantages of fierce collision, intense reaction, enough absorption, good performance of desulfurization, high efficiency, fast reaction rate, good performance of counter-current reaction, optimization of flow field, low system pressure drop, energy-saving, low device cost and maintenance cost, and direct maintenance and shift of inner parts without building temporary maintenance platform in the process of maintenance of absorption tower inner parts.

The invention discloses a delivery mechanism of seed cultivation nutrient rods, and belongs to the field of seed cultivation auxiliary mechanical equipment. According to the delivery mechanism, an overturning feeding mechanism is horizontally and fixedly arranged on a delivery supporting seat below one side of a translational rod guide mechanism, a rotating supporting seat is connected to the endpart of a rod bearing guide plate in a hinged mode, a rod pushing profile modelling is horizontally and fixedly arranged at the position, on the lower side of the rod bearing guide plate, of the conveying supporting seat, and a rod guide material tube is vertically arranged on the upper side of the rod bearing guide plate; and a translational guide plate is slidably arranged on a translational guide rod in the horizontal direction, a feeding guide plate is slidably arranged on a feeding guide rod in the horizontal direction, and a rod placing clamping plate is fixedly arranged on one side of an adjusting connecting plate. The delivery mechanism has a reasonable structural design, the cultivation nutrient rods can be horizontally pushed and fed one by one, the cultivation nutrient rods canbe stably, accurately and vertically turned over, the horizontal delivery of the cultivation nutrient rods at vertical stations is realized, the efficiency and quality in the processing process of thecultivation nutrient rods is improved, and the requirements of processing and use are met.

The docking locking device for the ferry boat includes a fixed mounting seat arranged on the side of the ferry boat, and the fixed mounting seat is provided with a first positioning magnet, a first driving magnet, and a shackle; Movable mounting seat, the second positioning magnet and the second driving magnet are arranged in the movable mounting seat, the second driving magnet is repelled from the first driving magnet, and the second driving magnet can be driven by the first driving magnet. Move under the action; described second drive magnet can drive rotating shaft to disengage through motor gear transmission in moving process, is connected with positioning hook on the rotating shaft, and described positioning hook hooks the shackle on the hull after rotation, completes locking. The invention has the following beneficial effects: 1) It is very convenient to avoid the trouble of workers manually fixing the ferry boat; 2) During the automatic locking process, the positioning is accurate and the success rate is high; 3) The cushioning effect is good, and strong collisions are avoided.

A ferry docking locking device with a splash-proof structure comprises a fixed mounting base arranged on the side face of a ferry. The fixed mounting base is provided with first positioning magnets, first drive magnets and shackles. The ferry docking locking device further comprises a movable mounting base arranged on the dock wall of a dock. The dock wall is also provided with a splash-proof baffle, a water inlet and a water outlet. Second positioning magnets and second drive magnets are arranged in the movable mounting base. The second drive magnets and the first drive magnets are arranged in a mutually repulsive mode. The second drive magnets can move under the action of repulsive force of the first drive magnets. The second drive magnets can drive rotary shafts to disengage through driving of motor gears in the moving process. The rotary shafts are connected with positioning hooks. After the rotary shafts rotate, the positioning hooks hook the shackles on a ferry body to complete locking. The ferry docking locking device with the splash-proof structure avoids the trouble that the ferry needs to be fixed manually by workers, and is quite convenient to use; in the automatic locking process, positioning is accurate, and the success rate is high; the buffering effect is good, and strong impact is avoided; and water splashing can be effectively prevented.

An automatic ferry docking locking device with a splash-proof structure comprises a fixed mounting base arranged on the side face of a ferry. The fixed mounting base is provided with first positioning magnets, first drive magnets and shackles. The automatic ferry docking locking device further comprises a movable mounting base arranged on the dock wall of a dock. The dock wall is also provided with a splash-proof baffle, a water inlet and a water outlet. Second positioning magnets and second drive magnets are arranged in the movable mounting base. The second drive magnets and the first drive magnets are arranged in a mutually repulsive mode. The second drive magnets can move under the action of repulsive force of the first drive magnets. The second drive magnets can drive positioning rods to disengage from rotary shafts in the moving process so as to enable the rotary shafts to rotate. The rotary shafts are connected with positioning hooks. After the rotary shafts rotate, the positioning hooks hook the shackles on a ferry body to complete locking. The automatic ferry docking locking device with the splash-proof structure avoids the trouble that the ferry needs to be fixed manually by workers, and is quite convenient to use; in the automatic locking process, positioning is accurate, and the success rate is high; the buffering effect is good, and strong impact is avoided; and water splashing can be effectively prevented.

The invention relates to an automatic locking device for a boat. The automatic locking device comprises a fixed mounting base arranged on the side surface of a ferry boat, wherein first positioning magnets, first driving magnets, and shackles are arranged on the fixed mounting seat. The automatic locking device further comprises a movable mounting base arranged on a floating plate, wherein second positioning magnets and second driving magnets are arranged in the movable mounting base; the second driving magnets and the first driving magnets are arranged in a contradicting manner; the second driving magnets can move under the action of repulsive force of the first driving magnets; during the moving process of the second driving magnets, the second driving magnets can drive rotating shafts to separate through gear transmission of a motor; positioning hooks are connected to the rotating shafts; after the rotating shafts are rotated, the positioning hooks grapple the shackles on a boat body, and the locking is completed. The automatic locking device disclosed by the invention has the following beneficial effects that 1) the trouble that a worker needs to manually fix the ferry boat is avoided, so that the automatic locking device is convenient; 2) during automobile locking, the positioning is accurate and the success rate is high;3) the buffering effect is good, and strong impact is avoided.

The invention discloses a wherry landing locking device which comprises a fixed mounting seat and a movable mounting seat, wherein the fixed mounting seat is arranged on the side of a wherry, and themovable mounting seat is arranged on a wharf wall. First positioning magnets, first driving magnets and hooking rings are arranged on the fixed mounting seat, second positioning magnets and second driving magnets are arranged in the movable mounting seat, the second driving magnets and the first driving magnets are repellently arranged, the second driving magnets can move under the repulsion action of the first driving magnets, meshed gears can drive rotating shafts to separate in the moving process of the second driving magnets, positioning hooks are connected on the rotating shafts and hookthe hooking rings on a wherry body after rotation, and locking is finished. The locking device has the advantages that troubles of workers caused by manually fixing the wherry are avoided, the wherryis quite convenient to fix, the device is accurate in positioning and high in success rate in the automatically locking process, buffering effects are good, and strong collision is avoided.

The invention discloses an automatic product detection device and a detection method thereof, and belongs to the technical field of product detection. The automatic product detection device comprises a protection frame, two supporting plates are arranged on the lower surface of the inner wall of the protection frame, the upper surfaces of the supporting plates are fixedly connected with the lower surfaces of storage plates, and five storage grooves are formed in the upper surface of each storage plate. According to the automatic product detection device and the detection method thereof, dust suction pipes, a dust accumulation assembly, limiting plates, first magnetic plates, second magnetic plates, rotating plates and electric hydraulic rods are arranged, and the electric hydraulic rods at the qualified electronic product positions drive the rotating plates to rotate, so that automatic classified storage of qualified electronic products is achieved, the influence of dust and sweat stains on the detection result can be reduced to a certain extent, meanwhile, electronic products can be stably placed in the detection process, the qualified electronic products and unqualified electronic products can be automatically classified after detection is finished, and it is guaranteed that the precision and efficiency of the electronic product detection process are more ideal to a certain extent.

The invention provides domestic wastewater treatment equipment. The domestic wastewater treatment equipment comprises a barrel body and a barrel cover, wherein a water inlet and a water outlet are formed in the barrel body; a purifying barrel is arranged in the barrel body; an annular gap is arranged between the purifying barrel and the barrel body; the water inlet and the water outlet are both communicated with the annular gap; the annular gap is internally filled with activated carbon particles; water guiding holes are densely formed in the purifying barrel; a rotating shaft is arranged in the purifying barrel; the rotating shaft is provided with stirring blades; an installation barrel is fixedly arranged on the barrel cover; the barrel cover is used for closing a barrel opening of the installation barrel; a baffle plate which can slide up and down is arranged in the installation barrel; an inner cavity of the installation barrel is divided into an upper cavity and a lower cavity bythe baffle plate; an air inlet nozzle and an air outlet nozzle are formed in the installation barrel; a motor is fixedly arranged at the lower side of the baffle plate; a through hole is formed in thebarrel cover; a spline groove is formed in the top wall of the rotating shaft; the lower end of a main shaft of the motor penetrates through the through hole and is inserted in the spline groove; themain shaft of the motor is provided with an external spline; O-shaped rings are arranged between the main shaft of the motor and the hole wall of the through hole; a liquid medicine inlet is formed in the side wall of the installation barrel. The domestic wastewater treatment equipment provided by the invention has the advantage that a purifying effect is good.

Disclosed is an in-shore locking device for a wherry. The in-shore locking device comprises a fixed installation seat arranged on the side face of the wherry. The fixed installation seat is provided with first locating magnets, first driving magnets and hook rings. The in-shore locking device further comprises a movable installation seat arranged on the shore wall of a wharf. Second locating magnets and second driving magnets are arranged in the movable installation seat. The second driving magnets and the first driving magnets are arranged in a mutual repulsion mode, and the second driving magnets can move under the repulsion force action of the first driving magnets. In the moving process, the second driving magnets can drive rotary shafts to be separated through meshed gears, and the rotary shafts are connected with locating hooks. After rotation, the locating hooks hook the hook rings on a wherry body, and locking is completed. The in-shore locking device has the following beneficial effects that (1) the trouble that the wherry needs to be fixed by a worker manually is avoided, and great convenience is achieved; (2) in the automatic locking process, locating is accurate, and the success rate is high; and (3) the buffering effect is good, and strong collision is avoided.

The invention discloses a seedling transportation device with a protective structure, which includes a placement pot, a plurality of vertical clamping rubber strips are arranged on the inner wall of the placement pot, and a protective cover is placed on the top of the placement pot. The protective cover includes a wire frame body and a transparent protective film arranged on the outer layer of the steel wire frame. The protective cover is in the shape of a cone with a small top and a large bottom. The diameter of the bottom of the protective cover is greater than the diameter of the placement basin; the placement basin and the protective cover A plurality of support rods are detachably connected between them, the top and the bottom of the protective cover are open, the top of the protective cover is equipped with a water storage box, and the bottom of the water storage box is provided with evenly distributed water leakage holes. The seedling transportation device of the present invention can well protect each pot of seedlings, prevent them from being bumped or overturned, and at the same time can replenish water and nutrients for them at any time, thereby ensuring their basic growth environment and conditions, and improving Survival of seedlings during transport.

The invention discloses a window for a high-rise building, and relates to the technical field of constructional engineering. The window for the high-rise building comprises an outer frame and a window plate, the top and the bottom of the window plate are both in sliding connection with the inner side of the outer frame, a first partition plate and a second partition plate are fixed between the top and the bottom of the inner wall of the outer frame, and the first partition plate and the second partition plate are arranged on the front side and the rear side of the window plate respectively. According to the window for the high-rise building, in strong wind weather, outside air penetrates through the air inlet groove under the action of wind power and enters the space between the first partition plate and the second partition plate, due to the fact that a cavity is formed by the driving partition block, the first partition plate, the second partition plate and the outer frame, the air entering the space between the first partition plate and the second partition plate enables the air pressure in the cavity to be increased, and the air pressure in the cavity is increased. The increased air pressure drives the partition block to enable the window plate to move leftwards till the left side of the window plate is attached to the outer frame, at the moment, the whole window is closed, and external wind can be prevented from being blown into the building.

The invention discloses a low-nitrogen combustion device with a free dispersion pre-mixing combustion layer and a combustion head thereof. The combustion head comprises a combustion head main body; the combustion head main body is provided with a center pipe, multiple first ring layer pipes, multiple second ring layer pipes and the free dispersion pre-mixing combustion layer; and first ring layersand second ring layers are arranged on the outer side of the center pipe in sequence. Through arrangement of the first ring layer pipes and the second ring layer pipes at the outer periphery of the center pipe, the combustion head main body can form multiple independent premixing areas at the outer periphery of the center pipe in the radial direction, so that the normal work of other areas cannotbe influenced when one premixing area cannot normally work due to faults in the combustion process. Said gas and air can be fully premixed through the free dispersion pre-mixing combustion layer, sothat no local high-temperature point exists during combustion, and the generation of a nitric oxide can be prominently reduced.

The invention relates to a double-gas automatic adjustable atomizing nozzle which comprises a main body block, a spraying part and an angle-adjusting gas inlet channel. A negative pressure air inlet, an angle-adjusting gas inlet and a liquid inlet are formed in the main body block; a liquid inlet pipeline is coaxially arranged at the bottom end of the main body block and is communicated with the liquid inlet pipeline; the spraying part is fixedly connected with the bottom end of the main body block; a through opening is vertically formed in the top face of the spraying part in a penetrating mode; a negative pressure air channel is formed between the liquid inlet pipeline and the inner side wall of the through opening; the negative pressure air inlet communicates with the negative pressure air channel; the bottom face of the liquid inlet pipeline is flush with the bottom face of the negative pressure air channel; the angle-adjusting gas inlet channel is vertically formed in the outer side of the negative-pressure air channel; the angle-adjusting gas inlet is communicated with the angle-adjusting gas inlet channel; the angle-adjusting gas inlet channel and the negative-pressure air channel are closed; and an outlet of the angle-adjusting gas inlet channel is obliquely arranged towards the axis of the liquid inlet pipeline. The double-gas automatic adjustable atomizing nozzle provided by the invention has the advantages of being capable of conveniently and automatically adjusting the spraying angle, and adapting to different use working conditions.

The invention discloses an environment-friendly and energy-saving eddy crusher. The environment-friendly and energy-saving eddy crusher comprises a grinding chamber surrounded with an outer cylinder body, a rotating body arranged in the grinding chamber, a motor which drives the rotating body to rotate, a plurality of inner grinding blocks, a plurality of outer grinding blocks, and an inner barrel body; the plurality of inner grinding blocks and outer grinding blocks are peripherally uniformly distributed on two axial sides of the rotating body; and the inner barrel body is arranged between the inner grinding blocks and the outer grinding blocks; one of the surfaces of the inner grinding blocks and the outer grinding blocks in the rotating direction is a positive pressing surface, and the other one of the surfaces is a negative pressing surface; the positive pressing surfaces of the inner grinding blocks and the outer grinding blocks are arranged in front, and the negative pressing surfaces are arranged at back, according to the rotating direction; a negative pressing plate is arranged on each of the negative pressing surfaces of the inner grinding blocks and the outer grinding blocks; and the surfaces of the negative pressing plates, relative to the negative pressing surfaces of the inner grinding blocks and the outer grinding blocks, are arranged at certain intervals with the negative pressing surfaces of the grinding blocks; a front density cover plate and a rear sealing cover plate are respectively arranged at the front end and rear end of the outer barrel body; discharging ports communicated with the grinding chamber are formed in the front density cover plate and the rear sealing cover plate; and feeding ports are formed in the grinding chamber. The environment-friendly and energy-saving eddy crusher has a good crushing effect, is low in energy consumption and applicable to a plurality of fields, and has few requirements on rotating speed.

The invention discloses a powder grinding structure of an environment-friendly and energy-saving type eddy current pulverizer. The powder grinding structure comprises a grinding chamber, a rotating body arranged in the grinding chamber, and a plurality of grinding blocks which are circumferentially and uniformly distributed on the peripheral surface of the rotating body, wherein sides of the grinding blocks along the rotation direction are positive pressure surfaces, other sides of the grinding blocks are negative pressure surfaces, and when being viewed from the rotation direction, the positive pressure surfaces are at the front part, and the negative pressure surfaces are at the rear part; a negative pressure plate is arranged on each negative pressure surface, and a certain gap is reserved between the surface of the negative pressure plate opposite to the negative pressure surface of the grinding block and the negative pressure surface of the grinding block. When the rotating body drives the grinding blocks to rotate at high speed, eddy current produced by the intersection of produced air flow perpendicular to the tangent direction and air flow produced in the radial circumferential direction by the pressure difference between the positive pressure surfaces of the grinding blocks and the negative pressure plates acts on the working surface of the grinding chamber, as the speed of the air flow produced in the radial circumferential direction by the pressure difference between the positive pressure surfaces and the negative pressure plates is very high, materials in the grinding chamber produce intense collision and autogenous grinding under the action of high-speed and high-strength eddy current so as to achieve effective grinding.

The invention discloses a fine grinding method for direct oral medicinal slice raw materials. The fine grinding method is fewer in processes, simple to operate, and does not need to excessively dry and remove oil in advance; high-speed gas flow is adopted to drive medicine particles to collide with a metal inner wall and a turning fork, so that collision force is greater and the crushing effect isbetter; a spray head alternatively sprays high-speed gas flow with the medicine particles, so that the motion of the medicine particles is more disordered, and collision frequency is increased; low-temperature nitrogen gas conveying is adopted throughout the process, so that the medicines are prevented from oxidizing and generating heat breaking; the raw material particles are embrittled, so thatcrushing degree is improved; and after the turning fork is collided, sound waves of various frequencies are not generated, so that Brownian motion degree of medicinal slice powder is increased, a sticking phenomenon is weakened, and the crushing effect is further improved.

The invention discloses a Bluetooth telescope. The telescope comprises a telescope main body, an observation opening, a buffer mechanism and a protection mechanism. The buffer mechanism is located onthe outer surface of the observation opening. The buffer mechanism comprises a buffer sleeve. A fixed sleeve is arranged on one side of the buffer sleeve. The other side of the buffer sleeve is fixedly connected with a rubber gasket. Buffer columns are fixedly connected to the top end and the bottom end of one side of the fixing sleeve, a limiting ring is fixedly connected to one end of each buffer column, a buffer spring is fixedly connected to one side of each limiting ring, a connecting column is arranged in the middle of each buffer spring, and a limiting block is fixedly connected to oneend of each connecting column. Through the rubber gasket, the buffer sleeve, the fixing sleeve A, the buffer column and the buffer spring which are designed and installed on the outer surface of the observation opening, the eyes of a user can be conveniently buffered, the collision strength between the observation opening and the eyes is prevented from being too large, the comfort degree of the device is greatly improved, and practicability is high.

The invention provides a ship in-shore locking device with an anti-splashing function. The ship in-shore locking device comprises a fixed installation seat arranged on the side face of a ferry. The fixed installation seat is provided with first locating magnets, first drive magnets and hook rings and further comprises a movable installation seat arranged on a floating board. A shore wall is further provided with an anti-splashing baffle, a water inlet and a water outlet. Second locating magnets and second drive magnets are arranged in the movable installation seat. The second drive magnets repel the first drive magnets. The second drive magnets can move under the repulsion effect of the first drive magnets. The second drive magnets can drive rotary shafts to be disengaged through engaged gears in the moving process. The rotary shafts are connected with locating hooks. The locating hooks hook the hook rings on a hull after rotation, and locking is finished. By the adoption of the ship in-shore locking device, the trouble that the ferry needs to be manually fixed by a worker is avoided, and the device is quite convenient to use; in the automatic locking process, localization is accurate, and the success rate is high; a buffer effect is good, and violent collisions are avoided; and water can be effectively prevented from being splashed.

The invention provides a kind of domestic sewage treatment equipment. The domestic sewage treatment equipment comprises a bucket body and a bucket cover. The bucket body is provided with a water inlet and a water outlet. The gap, the water inlet and outlet are all connected with the annular gap, the annular gap is filled with activated carbon particles, the purification cylinder is densely covered with water guide holes, the purification cylinder is equipped with a rotating shaft, and the rotating shaft is equipped with stirring blades; , the barrel cover will close the mouth of the installation barrel, and there is a partition that can slide up and down inside the installation barrel. A motor is fixed on the lower side of the partition, a through hole is arranged on the barrel cover, a spline groove is arranged on the top wall of the rotating shaft, the lower end of the motor shaft passes through the through hole and is inserted in the spline groove, the motor shaft has an external spline, the motor shaft and An O-ring is arranged between the walls of the through hole, and a liquid medicine inlet is arranged on the side wall of the installation barrel. The invention has the advantage of good purification effect.

The invention discloses a locking device in shore which is used for a wherry and is provided with a splash-proof function. The locking device in shore comprises a fixed assembly base arranged on the side surface of the wherry, wherein first positioning magnets, first driving magnets and hook rings are arranged on the fixed assembly base; the locking device in shore further comprises a movable assembly base arranged on a floating plate; a splash-proof baffle plate, water inlets and water outlets are also arranged on a bank wall; the movable assembly base is provided with second positioning magnets and second driving magnets; the second driving magnets are arranged to be repulsed with the first driving magnets, and the second driving magnets can move under the repulsing action of the first driving magnets; during the moving process of the second driving magnets, rotary shafts can be driven to separate through motor gear transmission; positioning hooks are connected onto the rotary shafts, and the positioning hooks hook the hook rings on a wherry body after rotation, so that locking is finished. According to the locking device in shore, the trouble that the wherry needs to be fixed manually by a worker is saved, so that the device is very convenient; during an automatic locking process, the positioning is accurate, and the success rate is high; the buffering effect is good, so that fierce crash is avoided; and water splashing can be effectively avoided.

The docking locking device for ships includes a fixed mounting seat arranged on the side of the ferry boat, and the fixed mounting seat is provided with a first positioning magnet, a first driving magnet, and a shackle; Mounting seat, a second positioning magnet and a second driving magnet are arranged in the movable mounting seat, and the second driving magnet and the first driving magnet are mutually repulsively arranged, and the second driving magnet can act on the repulsive force of the first driving magnet Move down; the second driving magnet can drive the rotating shaft through the motor gear transmission to disengage during the moving process, and the rotating shaft is connected with a positioning hook. After the rotation, the positioning hook hooks the shackle on the hull to complete the locking. The invention has the following beneficial effects: 1) It is very convenient to avoid the trouble of workers manually fixing the ferry boat; 2) During the automatic locking process, the positioning is accurate and the success rate is high; 3) The cushioning effect is good, and strong collisions are avoided.

The invention discloses a locking device in shore which is used for a wherry and is provided with a splash-proof function. The locking device in shore comprises a fixed assembly base arranged on the side surface of the wherry, wherein first positioning magnets, first driving magnets and hook rings are arranged on the fixed assembly base; the locking device in shore further comprises a movable assembly base arranged on a floating plate; a splash-proof baffle plate, water inlets and water outlets are also arranged on a bank wall; the movable assembly base is provided with second positioning magnets and second driving magnets; the second driving magnets are arranged to be repulsed with the first driving magnets, and the second driving magnets can move under the repulsing action of the first driving magnets; during the moving process of the second driving magnets, rotary shafts can be driven to separate through motor gear transmission; positioning hooks are connected onto the rotary shafts, and the positioning hooks hook the hook rings on a wherry body after rotation, so that locking is finished. According to the locking device in shore, the trouble that the wherry needs to be fixed manually by a worker is saved, so that the device is very convenient; during an automatic locking process, the positioning is accurate, and the success rate is high; the buffering effect is good, so that fierce crash is avoided; and water splashing can be effectively avoided.

An automatic ferry locking device with a splash-proof function comprises a fixed mounting base arranged on the side face of a ferry. The fixed mounting base is provided with first positioning magnets, first drive magnets and shackles. The automatic ferry locking device further comprises a movable mounting base arranged on a floating plate. A dock wall is also provided with a splash-proof baffle, a water inlet and a water outlet. Second positioning magnets and second drive magnets are arranged in the movable mounting base. The second drive magnets and the first drive magnets are arranged in a mutually repulsive mode. The second drive magnets can move under the action of repulsive force of the first drive magnets. The second drive magnets can drive positioning rods to disengage from rotary shafts in the moving process so as to enable the rotary shafts to rotate. The rotary shafts are connected with positioning hooks. After the rotary shafts rotate, the positioning hooks hook the shackles on a ferry body to complete locking. The automatic ferry locking device with the splash-proof function avoids the trouble that the ferry needs to be fixed manually by workers, and is quite convenient to use; in the automatic locking process, positioning is accurate, and the success rate is high; the buffering effect is good, and strong impact is avoided; and water splashing can be effectively prevented.

An automatic berth locking device of a wherry comprises a fixed installation base on the side face of the wherry. A first positioning magnet, a first drive magnet and a hook ring are arranged on the fixed installation base. The automatic berth locking device further comprises a movable installation base on the bank wall of a wharf. A second positioning magnet and a second drive magnet are arranged in the movable installation base. The second drive magnet and the first drive magnet repel each other. The second drive magnet can move under the repelling force of the first drive magnet. The second drive magnet can drive a positioning rod to be separated from a rotary shaft in the movement process so that the rotary shaft can rotate. A positioning hook is connected with the rotary shaft and hooks up the hook ring on a ship body after the rotary shaft rotates so that locking can be completed. The automatic berth locking device has the advantages that the trouble of manually fixing the wherry by workers is avoided, and high convenience is achieved; positioning is accurate and the success rate is high in the automatic locking process; the buffering effect is good, and strong collision is avoided.

The invention provides an adjustable and movable exposure machine which comprises a lower shell, an upper shell, a left sliding seat, a right sliding seat, a work plate, a handle, a left protective door, a right protective door, a door handle, a panel, a button, a display screen, a material handling protection box structure, a material processing detection plate structure and an adjustable heightsupport leg structure, wherein the upper shell is welded to the rear of the upper surface of the lower shell; The left sliding seat and the right sliding seat are respectively welded on the left and right sides of the front part of the upper surface of the lower shell; The working board is inserted between the left sliding seat and the right sliding seat; The left protective door and the right protective door are respectively hinged and installed on the left and right sides of the front surface of the lower shell. The invention has the beneficial effects that the material is conveniently placed and collected through the setting of the material taking and placing protection box structure, and the material is conveniently placed into the exposure machine for processing, thereby reducing thelabor intensity of the workers.

The invention discloses a mixer comprising a mixer body, wherein the mixer body is in an obconical shape and the cross sectional area of the mixer body is gradually decreased from a top end to a bottom end. The mixer body is provided with a sludge inlet on a side wall near the bottom end, a sludge outlet is arranged on the side wall near the top end, and a dosing port is arranged near the bottom end. According to the mixer disclosed by the embodiment of the invention, as the mixer body is in the obconical shape, sludge with certain pressure can generate an upward rotation flow with changed flow rate after the sludge is introduced to the mixer, the flow rate is gradually slower when the rotation flow is upward so that the sludge and chemicals are stirred and mixed thoroughly, which is beneficial to the flocculation of the sludge, and a formed flocculation body cannot be destroyed. In addition, stirring equipment for the sludge and the chemicals can be saved.

The invention discloses a fine grinding method for raw materials of direct oral decoction pieces, which has fewer procedures and simple operation, and does not need excessive drying and degreasing in advance; the high-speed airflow brings the drug particles to collide with the metal inner wall and the tuning fork, and the collision force is greater, crushing The effect is better; the high-speed airflow carrying the drug particles is staggered through the nozzles, making the movement of the drug particles more disordered, increasing the frequency of collisions, and using low-temperature nitrogen throughout the process to avoid drug oxidation and heat damage, and at the same time embrittle the raw material particles It can improve the crushing degree; the tuning fork will not produce sound waves of various frequencies after being collided, which can improve the Brownian motion of the decoction pieces powder, weaken the bonding phenomenon, and further improve the crushing effect.