170results about How to "Meet different usage needs" patented technology

The invention discloses spraying equipment for pest control of plants and a using method thereof, the spraying equipment comprises a bottom plate, a liquid inlet cylinder and a liquid outlet cylinder arranged at the bottom end of the liquid inlet cylinder, water outlet holes are formed in the surface of the liquid outlet cylinder, a filter screen is arranged at the bottom end of the liquid inlet cylinder, and a sealed cleaning mechanism is arranged on the surface of the liquid inlet cylinder; the sealing cleaning mechanism comprises a sealing assembly arranged on the surface of the liquid inlet cylinder in a sleeving mode and a cleaning assembly, the sealing assembly is used for sealing the water outlet hole, and the cleaning assembly is used for conducting back flushing cleaning on the filter screen; the invention relates to the technical field. According to the spraying equipment for plant pest control and the using method thereof, through the arrangement of the sealing assembly, the water outlet holes can be automatically sealed when direct spraying operation is conducted on plants, and when the spraying range needs to be enlarged, the water spraying pipe is automatically closed, and the water outlet holes are controlled to be opened; the spraying range can be freely switched, the spraying effect of two modes of precise direct spraying can be achieved, and different use requirements are met.

The utility model discloses an outdoor table top warmer convenient for adjusting the height of a table top, which relates to the technical field of outdoor tables and comprises a table top and a protective strip, and the protective strip is fixedly connected to the side of the table top and is made of an elastic material; the outdoor table top warmer facilitating table top height adjustment is provided with an adjusting structure, a driven bevel gear is driven to rotate by controlling rotation of a rotary knob, in the process, the driven bevel gear drives a lead screw to rotate in a moving block, and when the lead screw rotates in the moving block, the lead screw can rotate in the moving block, so that the height of the table top can be adjusted conveniently. According to the device, the moving block is driven to move up and down, then up-down movement of the moving block directly influences up-down movement of the moving shaft, the moving shaft is located in the two sliding grooves, the position of the intersection point of the two sliding grooves is adjusted in the moving process of the moving shaft, and therefore the included angle between the two supporting rods is changed; through the series of mechanical linkage, the height of the table top is finally adjusted.

The utility model belongs to the technical field of medical rehabilitation equipment, and discloses a rehabilitation medical bed for assisting lower limb rehabilitation, which comprises a rehabilitation medical bed body for assisting lower limb rehabilitation, an operation frame is movably connected above the rehabilitation medical bed body for assisting lower limb rehabilitation, and a connecting plate is movably connected inside the operation frame. According to the lifting device, through the arrangement of the movable cavity and the adjusting block, the adjusting block is adjusted according to the lifting height and the use requirement in the use process, then the movable cavity and the adjusting block are driven through the output end of the motor, the lifting height is adjusted, and the lifting height is adjusted. A movable cavity and an adjusting block can be continuously driven to rotate through a motor, so that a connecting plate circularly moves up and down to drive the lower limbs of the patient to move, and rehabilitation of the lower limbs of the patient can be promoted.

The utility model provides an air fryer which comprises a fryer body and one or more cavity partition plates, the fryer body is provided with a cooking cavity, and the cooking cavity is provided with a first opening; the one or more cavity partition plates are detachably installed in the cooking cavity in the height direction of the cooking cavity or in the width direction of the cooking cavity so as to divide the cooking cavity into a plurality of sub-cooking cavities, and an air supply outlet is formed in the position, at each sub-cooking cavity, of the inner wall of the cooking cavity; a hot air assembly for conveying hot air to the cooking cavity through the air supply outlet is arranged in the pot body; the pot body is movably provided with a matched door body at the first opening to open and close the first opening. According to the air fryer, the problem that the height of a baking space is limited due to the height and the weight of a traditional drawing type air fryer can be solved, and meanwhile the structure is convenient to clean; and the cavity partition plates are detachably mounted, and can be dismounted and adjusted according to actual use requirements of users, so that different use requirements of the users are met, and the use experience of the users is improved.

The invention discloses an automatic circular seam welding device for a petroleum conveying pipeline, and relates to the technical field of pipeline welding, the automatic circular seam welding device comprises a magnetic welding trolley main body and a fourth electric telescopic rod, and one end of the magnetic welding trolley main body is fixedly connected with the fourth electric telescopic rod; a first fixing seat is rotatably connected to the other end of the fourth electric telescopic rod, a welding head is placed on the inner side of the first fixing seat, a second fixing seat is fixedly connected to one end of the first fixing seat, a wire feeding head is placed on the inner side of the second fixing seat, and a dirt removing mechanism is fixedly connected to one end of the magnetic welding trolley body. According to the cleaning mechanism, cleaning liquid can be sprayed to the oil stain surface at the end of the pipeline through a water spraying cylinder, so that the oil stain is easier to clean, and meanwhile, a cleaning plate can drive bristles to quickly rotate at the end of the pipeline, so that the oil stain at the end of the pipeline is completely cleaned, and it is ensured that no oil stain is attached to the end of the pipeline; therefore, the welding quality is improved.

This utility model relates to the field of milling cutter technology and discloses a milling cutter that is easy to install. It includes a milling cutter shank section, a milling section at the bottom of the shank section, and a composite cylindrical component slidably mounted on the top surface of the shank section. The surface of the composite cylindrical component has friction grooves, and the inner wall of the composite cylindrical component has several positioning holes along its longitudinal direction. This utility model uses the composite cylindrical component, T-slots, positioning holes, composite I-shaped grooves, and limiting components, positioning screw holes, and limiting screws to form an auxiliary structure. After assembly and use based on the structure of the milling cutter shank section, the friction grooves on the surface of the composite cylindrical component effectively ensure the connection strength with the tool holder and the subsequent compressive strength of the cutter. Compared to other complex technical solutions in the prior art, the auxiliary structure and assembly and use of the milling cutter shank section in this application maintain convenient installation and usage conditions.

The invention discloses an air outlet frame assembly and an air conditioner with the air outlet frame assembly, and the air outlet frame assembly comprises an air outlet frame which is provided with an air outlet duct and an air outlet communicated with the air outlet duct; and the air guide assembly comprises a first air guide plate and a second air guide plate, the first air guide plate and the second air guide plate are independently and rotationally arranged in the air outlet duct, and the rotating axis of the first air guide plate and the rotating axis of the second air guide plate extend in the length direction of the air outlet and are located in the air outlet duct. According to the air outlet frame assembly, the first air guide plate and the second air guide plate are independently and rotationally arranged in the air outlet duct, the first air guide plate and the second air guide plate can be rotated to the needed positions correspondingly so as to be matched with different air outlet modes, different use requirements of users are met, and compared with an air guide plate in the prior art, the air outlet frame assembly is more convenient to use. The rotating angles of the first air guide plate and the second air guide plate are more flexible, the air guide range of the air guide assembly can be enlarged, the air sweeping dead zone of the air outlet frame assembly is reduced, and the air sweeping effect of the air outlet frame assembly is improved.

The utility model discloses a general vehicle full -color night -vision auxiliary driving system, including multi -objective camera, individual helmet, car machine big screen and panoramic video processor, multi -objective camera all with panoramic video processor electricity is connected with individual helmet, car machine big screen, the multi -objective camera is used for gathering the image of vehicle surrounding environment, individual helmet is provided with head -mounted display, and the head -mounted display of individual helmet is used to present the image of vehicle surrounding environment after the processing of panoramic video processor, car machine big screen is used for presenting the image of vehicle surrounding environment after the processing of panoramic video processor on the vehicle. The utility model solves the problem that the imaging color of traditional vehicle night -vision auxiliary equipment is single, the detail is not clear, cannot provide panoramic visual information, is difficult to effectively integrate with vehicle system, helps the driver to be more accurate in judging the road condition under the night and complex environment, and improves driving safety and convenience.

The utility model belongs to the field of building construction walls, and particularly relates to an auxiliary component for intelligent construction, which comprises two outer vertical walls, inner frameworks and filling materials, the inner frameworks are attached to the inner sides of the two outer vertical walls, the filling materials are attached between the inner frameworks on the two sides, and the filling materials are arranged between the outer vertical walls and the inner frameworks. The outer vertical wall is of a zigzag structure. According to the structure, internal filling materials can be sprayed and built through 3D printing equipment, the external wall body can be decorated at will according to design requirements, the mortar layer can be sprayed and built only after workers bind reinforcing steel bars, the whole building of the wall body can be completed, and the construction efficiency and the accuracy after the wall body building is completed are improved.

The application provides a power lighting distribution control box, which comprises a box body, a box door and a set of storage cabinets installed in the box body, and electrical elements are installed in the storage cabinets; first sliding grooves are symmetrically formed in the top and bottom of the box body, the storage cabinets are respectively clamped to the first sliding grooves in the top and bottom of the box body through symmetrically arranged sliding blocks in the top and bottom, and the box door is connected to the box body along a direction perpendicular to the sliding direction of the sliding blocks. The first sliding grooves are symmetrically formed in the top and bottom of the box body, and the storage cabinets are clamped to the first sliding grooves through symmetrically arranged sliding blocks, so that the slidable installation of the storage cabinets in the box body is realized; maintenance personnel can more easily slide the storage cabinets out of the box body to maintain and check the electrical elements, the efficiency and safety of the maintenance of the distribution control box are effectively improved, and the operation difficulty caused by the narrow space in the traditional design is avoided.

The present disclosure provides an information processing method, device, equipment, storage medium and computer program product, relates to the technical field of computers, and particularly relates to the field of software development. The specific implementation scheme is as follows: acquiring at least one item of information in file information and version information of a specified version in a remote version library; archiving the at least one item of information to obtain an archiving package of the specified version; the type of the archiving package of the specified version is a first type or a second type, the archiving package of the first type carries the file information of the specified version, and the archiving package of the second type carries the file information and the version information of the specified version; sending the archiving package of the specified version to a third-party storage system; and the third-party storage system is used for storing the archiving package. The technical scheme of the present disclosure can archive at least one item of information in the file information and the version information of the specified version in the remote version library and store the information in the third-party storage system, so as to reduce the read-write pressure of the remote version library and improve the overall read-write performance and throughput.

The utility model discloses industrial wastewater softening equipment, which belongs to the technical field of industrial wastewater processing and comprises a shell, a first filter screen is fixed in the middle of the interior of the shell, a partition plate is fixed in the shell and above the first filter screen, a second filter screen is fixed in the shell and above the partition plate, and the second filter screen is fixed in the shell and above the partition plate. And a conveying pipe is fixed to the bottom of the middle position of the second filter screen, a first motor is installed at the bottom of the conveying pipe, a spiral pushing rod is fixed to an output shaft of the first motor, and the top end of the spiral pushing rod penetrates through the conveying pipe and extends to the inner top wall of the shell. Through cooperative use of the shell, the first filter screen, the partition plate, the second filter screen, the first motor, the spiral push rod, the conveying pipe, the scraper, the push plate and the output port, industrial wastewater can be separated for multiple times after being softened, sludge and wastewater can be separated more thoroughly, waste caused by the fact that softened wastewater is discharged along with the sludge is reduced, and the industrial wastewater treatment device is worthy of popularization and application. Therefore, the practicability of the industrial wastewater softening equipment is improved.

The utility model discloses an aircraft power supply connector with a replaceable insertion core, which comprises a shell, an insertion core inner frame is arranged in the shell, the insertion core inner frame is provided with the insertion core, the insertion core is composed of two connected rod bodies, the front end rod body is connected to the rear end rod body, and the rear end rod body is arranged on the insertion core inner frame; at least one insertion core is provided with a heat conduction piece and a temperature sensor, and the temperature of the insertion core is transmitted to the temperature sensor through the heat conduction piece. According to the utility model, the front end rod body can be rapidly replaced so as to adjust the length of the insertion core or match with different charging bases, thereby satisfying different use requirements, reducing the use cost of the power supply connector, improving the compatibility of the power supply connector, and prolonging the service life of the power supply connector. The temperature of the insertion core can be better transmitted to the temperature sensor through the heat conduction piece, the sensing effect of the temperature sensor is improved, and the socket is safe, reliable and high in stability.

This utility model relates to the field of cosmetic technology. A one-piece anti-powder container includes an outer shell, an inner cavity for storing powder, a central ring rotatably mounted on the outer shell, the central ring being rotatably connected to the outer shell via a limiting structure, a lid rotatably mounted on one side of the central ring, a powder puff tray and a powder puff seat rotatably connected inside the central ring, and a pressure relief structure cooperating with the powder puff tray inside the lid. This utility model provides a structure for producing powder containers according to different needs, meeting various user requirements, offering convenience, and improving the user experience. It solves the technical problem of existing powder storage containers having a single structure, which cannot meet different usage needs and results in powder flying when opened, failing to meet higher user demands.

The application discloses a light guide and a vehicle lamp module, which comprises a light guide body, the light guide body is in a flat structure, the rear end of the light guide body is provided with one or more light guide parts, the light guide parts are used for guiding high beam light into the light guide body, the front end of the light guide body is provided with a notch, the notch is used for avoiding part of low beam light, the edge of the notch forms a light exit surface of the light guide body, the light exit surface is used for high beam light, the upper surface of the light guide body is provided with a light reflection layer, the light reflection layer comprises a reflection plane, the reflection plane is used for reflecting part of low beam light, so that the low beam light forms a clear cut-off line. The light guide and the vehicle lamp module provided by the application can form a clear cut-off line without using a baffle, can reduce the use of a baffle and a driving mechanism and other accessories, effectively reduces the volume of the vehicle lamp module, and reduces the energy consumption for switching between low beam and high beam.

This utility model discloses a container base frame, comprising a frame consisting of two horizontal plates and two vertical plates. The horizontal plates and their corresponding vertical plates are connected by connectors. Multiple first threaded holes are evenly spaced on the opposite sidewalls of the two horizontal plates. Multiple support beams are provided within the frame, and each support beam is connected to its corresponding first threaded hole by a first screw. Multiple through holes are evenly spaced on the bottom of each support beam. This utility model features a reasonable structural design, connecting multiple horizontal and vertical plates to form a rectangular frame. The support beams and reinforcing ribs work together to support the cover plate, ensuring its stability and reducing deformation and collapse. The through holes allow cables to pass through, facilitating cable routing, and allow for adjustment of the support beams' positions within the frame. The design is simple to operate and meets various usage requirements.

The utility model discloses a kind of beef cattle breeding grass automatic feeding machine, belong to beef cattle breeding technical field, comprising: mixing drum;Counterweight plate, shape is U-shaped, is rotatably connected with mixing drum by rotating rod, and the outer wall of counterweight plate is equipped with the rotating motor for rotating rod to provide power;Three servo motors, in the shape of a triangle are installed on the outer wall of mixing drum, and the output shaft of servo motor is connected with stirring rod, and the outer periphery of stirring rod is connected with multiple L-shaped scatter plate of staggered arrangement, and the outer periphery of scatter plate is connected with rubber scraper for cleaning the inner wall of mixing drum;The outer periphery of mixing drum is provided with material passage for beef cattle breeding grass up and down material, and the inner wall of material passage is rotatably connected with two movable doors, and the inner wall of counterweight plate is connected with the inclined guide frame below mixing drum.This beef cattle breeding grass automatic feeding machine, not only can scatter grass, but also can stir even a variety of grass.

This invention discloses a positioning and anti-rotation device for a guideable mold flipping mechanism used in rubber and plastic mold processing. The device includes a guide mold flipping assembly, a linkage reversing assembly, and an active assembly. The guide mold flipping assembly is connected to one end of the linkage reversing assembly, and the outer wall of the linkage reversing assembly is connected to the active assembly. The guide mold flipping assembly can flip the mold during the rubber and plastic mold processing. The linkage reversing assembly serves as an intermediate linkage assembly, and the active assembly can control the rotation direction of the guide mold flipping assembly. Simultaneously, the active assembly can control the start and stop of the guide mold flipping assembly. Through the special structure of the linkage component and the connection method between the linkage component, the active assembly, and the sleeve, the locking post can drive the linkage component in the linkage reversing assembly to move. Different positions of the linkage component result in different effects for the guide mold flipping assembly. The adjustment process is convenient and meets various usage requirements.

This invention discloses a nasal topical medication application system, relating to the technical field of nasal topical medication application devices. To improve the medication application effect, the device includes a receiving bottle with a dispensing section at its top. Delivery pipes are fixed to the inner walls of both sides of the top of the receiving bottle via fixed supports. The delivery pipes are located at the center of the inner side of the dispensing section, and an airflow channel is provided between the delivery pipes and the dispensing section. The system includes the aforementioned medication application device, as well as a nasal topical medication formula and a preparation method for the formula. The formula includes the following components: seawater and purified water. This invention features a stirring mechanism. The user can press the connecting rod to apply an axial force to the rotating column. The sliding ball and the spiral groove form a sliding engagement, causing the rotating column to rotate, which in turn drives the stirring part to rotate, achieving stirring and avoiding uneven mixing of the drug components, thus improving the medication application effect.

The utility model discloses an elliptical machine capable of adjusting positive and negative gradients. The gradient assembly is fixedly arranged on the bottom frame, the gradient assembly comprises a gradient seat and a rotating block, the rotating block can rotate on the gradient seat and is temporarily fixed, and the rotating block can adjust the gradient of the elliptical machine through rotation; the rewinding mechanism is provided with a rewinding point capable of moving on a circular track and is arranged above the bottom frame; the main frame is fixedly arranged above the bottom frame; the first connecting rods are rotationally arranged on the two sides of the main frame, and swing arms extend from the ends, connected with the main frame, of the first connecting rods; one end of the second connecting rod is hinged to the first connecting rod, and a pedal is arranged on one side of the other end of the second connecting rod; one end of the third connecting rod is hinged to the rewinding point of the rewinding mechanism, the other end of the third connecting rod is provided with a rolling piece to abut against the rotating block, and the rolling piece can roll in the length direction of the rotating block.

The utility model discloses a cable bridge supporting table structure which comprises an installation table body with a groove formed in the side face, a lifting base at the bottom of the installation table body is clamped in a channel in the middle of a base, a hydraulic cylinder is arranged at the bottom of the lifting base, a clamping plate is arranged in the groove, a clamping block at the end of the clamping plate is clamped in a movable groove, and the movable groove is provided with a clamping groove. The clamping block is connected to the two-way lead screw in a threaded mode, and a cover plate is arranged above the groove. The cable bridge equipment clamping device is scientific and reasonable in structural design, the distance between the two clamping plates can be automatically adjusted through cooperation of the clamping blocks, the movable grooves, the two-way lead screw, the motor and other structures, so that cable bridge equipment is clamped and fixed from the side faces through the clamping plates, the stability of the cable bridge equipment is guaranteed, and the service life of the cable bridge equipment is prolonged. In addition, the top of the groove is provided with a cover plate installed through a screw, and the cable bridge equipment can be fixed from the top, thereby further improving the stability of the equipment.

The invention discloses a high-water-content lignite moisture accurate regulation and control method and device, and relates to the technical field of lignite treatment device.The high-water-content lignite moisture accurate regulation and control device comprises a rack and further comprises a crushing mechanism connected to the rack, and the input end of the crushing mechanism communicates with a feeding port; the input end of the vacuum dehydration system is communicated with the output end of the crushing mechanism; the input end of the feeding mechanism is communicated with the output end of the vacuum dehydration system; and the input end of the upgrading mechanism communicates with the output end of the feeding mechanism. High-water-content lignite is crushed through the crushing mechanism, water and pulverized coal are separated and collected through the vacuum dehydration system, and ash which affects heat production and pollutes the environment in the pulverized coal is removed through the quality improving mechanism, so that the combustion quality of the lignite powder is improved, and emission of pollutants is reduced; and conveying of the pulverized coal and adding of the corresponding water content are continuously performed through the scraper conveying belt, so that the influence of water and ash in the lignite with the high water content is reduced, and the water in the lignite is accurately regulated and controlled.

The utility model provides a kind of wind collecting nozzle with straightening function, including the wind nozzle body for being connected at the hot air outlet of hair dryer, the wind nozzle body has the air guide channel for guiding the hot air of hair dryer, and the air outlet is communicated with air guide channel, the wind nozzle body is connected with the hair clip assembly that it air outlet is covered, the hair clip assembly includes the hair clip seat for being connected at the air outlet of wind nozzle body, the hair clip seat is connected on the air outlet of wind nozzle body and is equipped with the first air outlet for being communicated with air guide channel communication, the hair clip seat rotatably connected with the hair clip cover that can be folded on hair clip seat and then hold hair, the second air outlet for hot air outlet is equipped on the hair clip cover, and the utility model aims at overcoming the deficiency of prior art, to provide a kind of wind collecting nozzle with straightening function, more convenient to use, more suitable.

The utility model relates to the technical field of veterinary drug powder raw material storage, in particular to a veterinary drug powder raw material storage tank with a cleaning function, which comprises an upper clamping cover, a lower clamping opening and a storage tank, the lower clamping opening is arranged at a top opening of the storage tank, and the upper clamping cover is fixed at the top of the lower clamping opening through a locking bolt in a clamping manner. Electric hydraulic cylinders are mounted on the two sides of the top of the upper clamping cover through mounting seats, output shafts of the electric hydraulic cylinders penetrate through the upper clamping cover and are provided with positioning rings through L-shaped mounting plates, and annular rubber scraping plates are bonded to the bottoms of the positioning rings; the annular rubber scraping plate is located in the storage tank and tightly attached to the inner wall of the storage tank, a straight-through pipe is arranged at the axis of the upper clamping cover in a penetrating mode, and the bottom of the straight-through pipe is connected with a cleaning spray head. The veterinary drug powder raw material storage tank has the cleaning function, cleaning liquid is pumped into the cleaning spray head to be sprayed out, comprehensive cleaning is achieved while the inner wall is cleaned and scraped, the cleaning efficiency is high, and the cleaning effect is good.

The invention provides a passenger car floor leather welding rod flattening device and method, and belongs to the technical field of passenger car production, the passenger car floor leather welding rod flattening device comprises a main body rod, one end of the main body rod is a flattening end, the bottom of the flattening end is fixedly connected with a cutting assembly, and the cutting assembly is detachably connected with the flattening end; the cutting assembly comprises a connecting plate and a fixing bolt, one end of the connecting plate is a fixed end, the fixed end is fixedly connected with the flattening end through a bolt, the other end of the connecting plate is a cutting end, an arc-shaped knife edge is formed in the middle of the cutting end, and a cutting edge is arranged on the inner surface of the arc-shaped knife edge. The width of the arc-shaped knife edge is matched with the width of a welding rod. According to the plastic flooring welding rod cutting device, plastic flooring welding rods can be rapidly cut, the cutting flatness can be guaranteed, plastic flooring can be prevented from being damaged, and the cutting efficiency of the plastic flooring welding rods is improved.

This utility model discloses a slipform tool for casting and shaping curb backrests, relating to the field of road engineering. It includes a support rod, one end of which is fixedly connected to a first connecting rod. A guide wheel is provided at the lower end of the first connecting rod. An adjusting frame is fixedly connected to the upper end of the support rod. An adjusting rod is provided inside the support rod, and a locking hole is opened inside the adjusting rod. A fixing rod is fixedly connected to the right end of the adjusting rod. The advantages of this utility model are: the position of the side plate can be adjusted through components such as the adjusting frame, moving block, locking post, guide block, and adjusting rod, thereby meeting different usage needs. Furthermore, compared to the original method, this method is more convenient and faster, greatly reducing the difficulty of adjustment. Components such as the rotating rod, fixing sleeve, positioning post, and stud can quickly install and remove the side plate, allowing for timely replacement when wear occurs, and improving replacement efficiency.

This utility model discloses a medical tape cutter, including a fixed frame, a fixing component at one end, and a cutting component slidably mounted on the fixed frame. The fixing component includes multiple sets of pins mounted thereon and multiple sets of first compression springs sleeved on their outer sides, acting on a pressure plate slidably mounted on the fixed frame, and multiple sets of chucks mounted on the top of the pins. The cutting component includes a connecting frame slidably mounted on the fixed frame via locking members rotatably mounted at both ends, a pressure seat slidably mounted on the connecting frame via multiple sets of second compression springs, and a cutting blade slidably mounted within the pressure seat and connecting frame via multiple sets of third compression springs. This medical tape cutter improves the convenience and efficiency of cutting medical tape, while reducing unnecessary structural damage to the medical tape, improving cutting stability and effect, and minimizing the risk of unnecessary personal injury to operators. It offers high flexibility and operational safety.

The utility model relates to a kind of light structure and kitchen electrical equipment, light structure includes outer shell, light source and diffuser, the non-linear space channel is formed in outer shell, the side wall of space channel is formed with reflection layer, opening portion is formed on outer shell;Light source is installed in outer shell;Diffuser is set in space channel, between light source and opening portion. The non-linear space channel is formed in outer shell, the side wall of space channel is formed with reflection layer, it is favorable to reduce beam consumption;Light source is set in one end of space channel, and opening portion is formed in the other end, diffuser is also set in space channel, the light beam formed by light source is exported from opening portion after diffuser, and diffuser is used to improve the continuity and softness of light beam, so that the light effect of output is better.