49results about How to "Avoid blowing" patented technology

The utility model provides a garage electric control door with an automatic ventilation function, belongs to the technical field of garage electric control doors, and aims to solve the problems that according to an existing garage electric control door with the automatic ventilation function, a filter is prone to blockage after being used for a long time, and cleaning and maintenance are too tedious. And the exhaust port is easy to cause sand and dust impurities to flow backwards. Comprising a garage support. The garage door body is mounted in the garage bracket; the driving mechanism is mounted at the upper part of the garage bracket; the air inlet channel is fixedly mounted at the upper part of the garage bracket; the air exhaust fan is fixedly mounted in the air inlet channel; the filter is fixedly mounted in the air inlet channel; the air inlet assembly is arranged in the air inlet channel; and the exhaust assembly is arranged in the exhaust port. The device has the advantages of being convenient to maintain, quick to clean, convenient to ventilate and the like.

The utility model belongs to the field of sun-drying equipment, and particularly relates to totally-enclosed conveyor sun-drying equipment which comprises a steel frame detachably arranged on the ground, sealing plates arranged on the periphery of the steel frame and a top plate used for sealing the top faces of the four sealing plates, and the sealing plates, the top plate and the ground form a drying chamber. A conveying device used for containing materials is arranged in the drying chamber. And an exhaust fan communicated with the drying chamber is arranged on the sealing plate. The multiple conveying devices are vertically distributed on the ground at intervals, and the ends of the adjacent conveying devices are arranged in a staggered mode. The sealing plates are arranged on the periphery of the steel frame, the top plate is arranged on the sealing plates on the periphery of the steel frame, the drying chamber is formed between the sealing plates and the top plate, sunlight irradiates in the drying chamber, the internal temperature of the drying chamber rises, and therefore the drying efficiency of coal slime in the drying chamber can be improved. And the coal slime is dried in the totally-enclosed drying chamber, so that the coal slime can be prevented from being blown away by wind, and the environment is protected from being polluted.

The utility model relates to the technical field of cooling tower demisting, in particular to a demisting and water collecting device of an energy-saving and environment-friendly cooling tower, which comprises a tower body and a demisting and water collecting device, the demisting and water collecting device comprises a demisting device and a water collecting device, the demisting device comprises an air duct, a fan and a frame, trundles are arranged at the bottom of the frame, the trundles are arranged in a groove at the top of the tower body, and the water collecting device is arranged in the groove. A plurality of air inlets are formed in the outer side of the air cylinder, air inlet pipes are arranged on the air inlets, a detachable air disc is arranged below the fan and connected with a water collecting device, and a plurality of air shielding plates are arranged on the side faces of the periphery of the frame. According to the demisting and water collecting device, a plurality of air inlets are formed in the outer side of the air duct, so that outside cold air entering is increased to be mixed with hot mist, and mist production is reduced; each air inlet is provided with an air inlet pipe, air is supplied to the central platform of the air duct from the outside of the tower, cold air is directly supplied into cold and hot mist through air inlet pipe pipelines, the mist is reduced through the condensation effect, and the air inlets and the air inlet pipes are used for supplementing air quantity when natural air inlet is insufficient.

The utility model discloses a kind of semitrailer tarpaulin devices, comprising: semitrailer floor, the top of the semitrailer floor is fixedly connected with vertical plate, the top of the vertical plate is fixedly connected with top plate, the top of the semitrailer floor is fixedly connected with the side of head baffle;Top shielding component, the top of the head baffle is fixedly connected with the side of top shielding component, side shielding component, the side of the vertical plate is fixedly connected with the side of side shielding component, the tail shielding component is used to adopt tarpaulin shielding to the tail of semitrailer, the utility model relates to tarpaulin device technical field.The semitrailer tarpaulin device, by the setting of top shielding component, by driving motor directly driving threaded block drives the rotation axis of far end to move outward, first tarpaulin is spread over the top of entire semitrailer, and first tarpaulin is carried by multiple rotation axes, can evenly share tarpaulin quality, avoid causing equipment overload in moving process.

The utility model relates to the technical field of air conditioner equipment, and discloses an evaporation cooling air conditioner air opening adjusting structure which comprises an air conditioner body, an air outlet is formed in the surface of the air conditioner body, a baffle is arranged at the air outlet, mounting mechanisms are arranged at the top and the bottom of the baffle correspondingly, and the baffle is connected with the air conditioner body through the mounting mechanisms. A distance exists between the baffle and the air outlet, the baffle can move relative to the installation mechanism so that the baffle can be away from or close to the air outlet, the installation mechanism comprises sliding seats fixedly installed at the top and the bottom of the baffle, and first arc-shaped plates are installed in the sliding seats in a sliding mode. The baffle is installed on the air conditioner body and can move relative to the installation mechanism, when direct blowing is not needed, the baffle is moved to the air outlet, the baffle can interfere with airflow, the airflow direction is changed, and direct blowing is avoided; when the air conditioner is normally used, the baffle is moved to be away from the air outlet.

The invention discloses a surface polishing device for automobile part production. The surface polishing device comprises a shell and a supporting disc, and a rotating mechanism is fixedly mounted at the top of the supporting disc; the rotating mechanism comprises a belt pulley set, a first rotating shaft and a second rotating shaft, the right end of the second rotating shaft is rotationally connected with the outer wall of the left side of the shell through a bearing, the outer wall of the second rotating shaft is fixedly connected with the inner wall of a driving wheel in the belt pulley set, and the outer wall of the first rotating shaft is fixedly connected with the inner wall of a driven wheel in the belt pulley set; a first rotating shaft penetrates through the outer wall of the shell through a bearing, a three-way valve is opened to a pipeline communicated with a dust removal box, at the moment, a circulating air pump works to suck outside air into the dust removal box through the three-way valve, then air is exhausted into an air pipe, and it is guaranteed that air is continuously blown to the grinding position; and dust in the air entering the dust removal box is filtered out by the dust screen, so that the dust is prevented from being blown to the polishing position.

The low-noise dust collector comprises a shell and a fan assembly, the shell is provided with a closed cavity, the front end wall of the closed cavity is provided with an air inlet structure, the rear end wall of the closed cavity is provided with a plurality of air outlet holes, and a partition grid plate is arranged in the closed cavity to divide the closed cavity into a fan cavity located on the front portion and a transition cavity located on the rear portion. A plurality of isolation holes are densely distributed in the separation grid plate, and the fan assembly is fixedly installed in the fan cavity. Air flow exhausted by the fan assembly sequentially passes through the isolation holes of the separation grid plate, the transition cavity and the air outlet holes of the rear end wall, so that the air flow flows out in a contraction-release-contraction mode, and noise is greatly reduced.

This utility model discloses an integrated machine for laying double-layer plastic film and drip irrigation tape, comprising: a frame; a drip irrigation tape placement shaft mounted on the frame, with two drip irrigation tape rolls sleeved on the placement shaft; a white plastic film placement shaft mounted on the frame, with a white plastic film roll sleeved on the white plastic film placement shaft; a black plastic film placement shaft mounted on the frame, with a black plastic film roll sleeved on the black plastic film placement shaft; and a film pressing shaft assembly mounted on the frame. This integrated machine can lay black and white plastic film and drip irrigation tape completely in one operation, which not only improves agricultural efficiency, but also allows the black plastic film to inhibit weed growth, the laid white plastic film to lower the soil surface temperature and prevent seeds from being burned by high temperatures, while also helping to maintain soil moisture and promote seed germination. The laid drip irrigation tape achieves water conservation and eliminates the need for manual watering.

The utility model provides a traffic cone with strong stability for traffic dispersion, which belongs to the field of traffic warning facilities and comprises a traffic cone body, and a stabilizing mechanism for improving the stability of the traffic cone body is arranged at the bottom of the traffic cone. By arranging the stabilizing mechanism, when the traffic cone is used, the base increases the contact area between the traffic cone body and the ground and improves the anti-overturning capacity, the anti-sliding lines arranged at the bottom of the base enhance the friction force between the traffic cone body and the ground and prevent sliding, and the sand storage cavity is formed in the base, so that the traffic cone body is prevented from sliding under the environment with large wind power. The sand storage cavity can be filled with sand through the sand inlet hole, the weight of the traffic cone body is increased, the gravity center of the traffic cone body is lowered, and the stability of the traffic cone body is improved.

This disclosure relates to a temperature acquisition system and a boiler system. The temperature acquisition system includes: a temperature sensing element for installation inside the boiler; a data acquisition group for installation outside the boiler and connection to the temperature sensing element; and a cooling device. The cooling device includes an air outlet, which is at least located on one side of the data acquisition group and has an air outlet direction parallel to that side of the data acquisition group to form a cooling air curtain. The temperature sensing element of this disclosure is installed inside the boiler to detect the temperature inside the boiler. Because the ambient temperature around the boiler is high, a cooling device is provided. The air outlet direction of the cooling device is parallel to the side of the data acquisition group, forming a cooling air curtain parallel to the side of the data acquisition group. This not only reduces the ambient temperature around the data acquisition group but also prevents the cooling air from directly blowing onto the data acquisition group, avoiding corrosion and short-circuiting effects caused by high humidity in the cooling air.

The utility model discloses a heat exchange tube structure of an organic silicon fluidized bed reactor, and relates to the technical field of fluidized bed heat exchange tubes. According to the heat exchange tube structure of the organic silicon fluidized bed reactor, heat exchange tubes are vertically arranged in the fluidized bed reactor, the end, close to the incoming material direction, of each heat exchange tube is connected with a guiding and flow dividing structure, and the outer surfaces of the lower portions of the heat exchange tubes and the outer surfaces of the flow dividing structures are coated with abrasion-resistant coatings. The guiding and distributing structure can effectively guide material flow, change the washing direction of materials and reduce direct impact of the materials on the lower portions of the heat exchange pipes. The guiding and shunting structure is beneficial to breaking large bubbles and particle agglomerates existing in the fluidized bed, so that a better fluidized structure is realized. And the wear-resistant coating plays a role in protecting the guide shunting structure and the bottom of the heat exchange tube, so that wear is reduced.

The utility model relates to the technical field of photovoltaic power generation, in particular to a distributed photovoltaic power generation device which comprises a base, a windproof mechanism is arranged above the base, the windproof mechanism comprises a reinforcing groove formed in the surface of the base, and a connecting plate is arranged above the base. The bottom end of the connecting plate is fixedly connected with a reinforcing block which slides in the reinforcing groove, the top end of the connecting plate is fixedly connected with a windproof wall, the outer side of the windproof wall has radian, a clamping groove is formed in the inner side wall of the windproof wall, a wear-resistant shell is clamped in the clamping groove, and a filling plate is wrapped in the wear-resistant shell. The base is matched with the windproof mechanism, assemblies such as the windproof wall are supported through the connecting plate, connection between the connecting plate and the base is reinforced through matching of the reinforcing groove and the reinforcing block, and the windproof wall is further reinforced through matching of the wear-resistant shell and the supporting plate; and finally, the direction of wind blowing on the surface of the windproof wall is changed by utilizing the radian of the windproof wall, so that the wind load is reduced.

The application provides a guide air device for an air conditioner and the air conditioner. The air conditioner comprises a shell, and the shell is formed with an air outlet. The guide air device is arranged at the air outlet and comprises a guide air plate. The guide air plate can be controlled to rotate. The inside or surface of the guide air plate is formed with a channel group. The channel group comprises multiple channels. The multiple channels form a fluid oscillation structure. Multiple fluid oscillation structures are arranged in sequence and at intervals along the length direction of the guide air plate. The multiple channels of each fluid oscillation structure extend along the width direction of the guide air plate. The guide air device has no movable component and simple structure, and solves the problems of complex structure and large air resistance of the guide air device in the prior art. The air can be divided. Part of the air passes along the surface of the guide air plate, and the other part of the air passes along the fluid oscillation structure to form an oscillation air flow. The air can be prevented from directly blowing to the human body, the comfort is improved, and the problems of the air outlet directly blowing to the human body and the small air supply range of the existing air conditioner are solved.

The utility model discloses an assembly type agricultural greenhouse film which comprises a fixing rod, a ground gripping assembly is fixedly arranged at the bottom of the fixing rod, a telescopic frame is arranged in the fixing rod in a sliding mode, three sets of connecting assemblies are fixedly arranged at the top of the telescopic frame, and a ceiling rod is fixedly arranged at the tops of the connecting assemblies. And three groups of greenhouse film layers are attached to the surface of the ceiling rod. According to the assembled agricultural greenhouse film, through the arrangement of the connecting assemblies and the assembling blocks, the connecting blocks are inserted into the connecting heads, connecting studs are screwed for fixing, the ceiling rods are connected with the telescopic frames, the telescopic frames slide in the fixing rods, the height of a greenhouse is adjusted, the fixing studs are screwed to fix the height of the telescopic frames, and then the assembling blocks are inserted into the assembling grooves; according to the greenhouse convenient to assemble, the assembling blocks are fixed by screwing the assembling studs, the effect of conveniently assembling the greenhouse is achieved, the height of the greenhouse is adjustable, multiple sets of greenhouses can be conveniently assembled, and different planting requirements are met.

The invention discloses a concrete precast beam solar curing shed and a curing control method thereof, and relates to the technical field of concrete curing, the concrete precast beam solar curing shed comprises a curing shed main body, the curing shed main body is composed of a shed frame and a first tarpaulin, a second tarpaulin is arranged on the outer side of the first tarpaulin, and an air chamber is formed between the second tarpaulin and the first tarpaulin; a solar panel is arranged at the top of the shed frame and electrically connected with a storage battery, a plurality of first ventilation pipes are arranged in the first awning cloth and connected with an air heater, the solar panel, the storage battery and the air heater are all located outside the second awning cloth, and the air heater is electrically connected with the storage battery. A high-temperature and high-humidity environment is formed by continuously introducing humid and hot air and cooperating with the spraying assembly, and a heat preservation layer is formed in the curing shed by introducing hot air into the air chamber, so that external cold air is prevented from invading.

This utility model discloses a carrier platform for unloading yarn from textile fabrics, comprising a base, a baffle, and an electrostatic generator. The base includes an upper plate; the baffle is located on top of the upper plate to divide it into at least two areas; the electrostatic generator is located inside the base, and when the electrostatic generator is working, it can cause the upper plate to become electrostatically charged, thus attracting yarn samples located in the areas of the upper plate. This utility model can generate static electricity in the upper plate through the electrostatic generator, which can attract yarns removed from clothing fabrics, preventing the yarns from being blown away, thereby ensuring the accuracy of fabric composition quantification. Furthermore, for materials prone to static electricity, such as spandex and synthetic filaments, the yarns can be quickly attracted from hands to the base, avoiding the problem of yarns being difficult to remove due to the static electricity of the material itself, thus improving unloading efficiency.

The utility model discloses a metal door and window base drainage mechanism, including fixed frame, the inside front end of fixed frame is provided with the installation cavity, the central position of fixed frame inside below is provided with the drainage cavity, and the lower extreme of drainage cavity is the inclined structure, the inside of fixed frame is provided with the connecting cavity on the upper end of drainage cavity, and the connecting cavity is linked with drainage cavity, the upper fixed setting of rear end inside drainage cavity is provided with first fixed link, the central position of first fixed link outside is provided with the rotating plate, and the rotating plate is rotatably connected with first fixed link, and the lower extreme opening position of rotating plate and drainage cavity corresponds, the outside of first fixed link is provided with torsional spring between rotating plate and the lateral wall of drainage cavity, and the both ends of torsional spring are fixedly connected with rotating plate and the lateral wall of drainage cavity, and this structure has solved the problem that the opening of drainage cavity is difficult to close and the problem that the drainage cavity is easy to produce abnormal sound.

The utility model relates to air conditioner technical field provides an air -used air deflector subassembly and air conditioner. Air -used air deflector subassembly includes air conditioner indoor unit, air deflector structure and controlling means. Air conditioner indoor unit is provided with flat blowing air outlet and lower blowing air outlet. Air deflector structure is connected in flat blowing air outlet and lower blowing air outlet. Controlling means is connected with air deflector structure, under heating mode, controlling means passes through the working condition of adjusting air deflector structure, makes lower air deflector lower blowing hot air. Because the density of hot air is small, the hot air that blows downward can make the heat spread quickly and evenly in the space. Under refrigeration mode, controlling means passes through the working condition of adjusting air deflector structure, makes flat air deflector flat blowing cold air. On the one hand, can avoid cold wind straight blow user, on the other hand, because the density of cold air is big, flat blowing hot air can make the cold air sink and spread quickly and evenly in the space. Thus, the experience of user is greatly improved.

This application provides an indoor unit and an air conditioner. The indoor unit includes a housing assembly, a sliding door, upper and lower air sweeping blades, and left and right air guide plates. The housing assembly has an air outlet and an air duct communicating with the air outlet. The upper and lower air sweeping blades are disposed within the air duct. The left and right air guide plates are disposed at the air outlet, located in front of the upper and lower air sweeping blades. At least one of the left and right air guide plates and the upper and lower air sweeping blades has a through hole. The sliding door is located in front of the left and right air guide plates and is slidable relative to the housing assembly to open or close the air outlet. In one of the air supply states of the indoor unit, a portion of the airflow blown out of the air duct can be blown out through the through holes on the left and right air guide plates and / or the upper and lower air sweeping blades, thereby cutting the airflow into numerous small airflows, achieving a gentle breeze effect, allowing the airflow to diffuse evenly into the surrounding space, avoiding direct airflow, and adapting to usage scenarios requiring gentle air supply.

The utility model relates to air conditioning technical field, concretely provides a mobile air conditioner, aims at solving the problem of straight blowing user of air outlet and poor indoor air circulation efficiency. For this purpose, the mobile air conditioner of the utility model includes: the casing, the inside is limited to have indoor heat exchange cavity, and the top cover plate of casing is equipped with the indoor air outlet of indoor heat exchange cavity, at least one indoor heat exchanger is arranged in indoor heat exchange cavity, and indoor heat exchanger is structured as the multi -section heat exchanger of bended connection, and the side plate of casing is equipped with indoor air inlet all on corresponding indoor heat exchanger, and the top of indoor heat exchanger is set up and is in abutment with casing and is equipped with the vent of air duct cover plate, and the lower plate surface of air duct cover plate is set up and is arranged along the circumference of indoor heat exchanger, and indoor fan is arranged between vent and indoor air outlet, and indoor fan is axial flow fan. The application can make the air flow of air outlet to spray and flow out upwards, then disperses and radiates to the four directions, and the circulation efficiency of indoor air is improved.

The invention relates to the technical field of frequency converters, in particular to a dustproof cooling device of a crane frequency converter. In the using process of an existing device, circulating ventilation and heat dissipation can not be conveniently conducted on a frequency converter, and the heat dissipation effect of a heat dissipation plate is reduced. The device comprises a shell, a sealing door is rotationally connected to the shell, a controller is fixedly connected to the bottom of the inner wall of the shell, and two one-way valves are fixedly connected to the lower portion of the shell. An electric push rod drives a push frame to move up and down in a reciprocating mode, the push frame moves upwards to push a sealing plate to slide, the sealing plate slides to push a movable rod frame to slide, the movable rod frame slides to drive a rotating frame to rotate, and then a filter screen slides to block a ventilation opening of a fan; and the fault of the controller caused by dust invading into the shell can be comprehensively reduced.

This utility model relates to a baghouse dust collector, which includes: a baghouse dust collector installed on the ground, with filter bags installed inside, and a first inlet pipe and an exhaust pipe on the side. Dust-laden gas is introduced into the first inlet pipe; a calcium powder conveying mechanism includes a container, a screw conveyor, a powder feeding pipe, and a first fan. Calcium powder in the container falls into the first end of the screw conveyor, and the screw in the screw conveyor quantitatively conveys the calcium powder. The calcium powder falls from the second end of the screw conveyor into the powder feeding pipe. The first fan is started, and the first fan blows air to transport the calcium powder into the first inlet pipe, and it enters the baghouse dust collector along with the dust-laden gas. The calcium powder adheres to the surface of the filter bags and simultaneously adsorbs dust in the gas, improving the dust filtration effect. At the same time, because the calcium powder has poor adhesion, it is easily detached from the filter bags by vibration or pulse air blowing, thus improving the service life of the filter bags.

This utility model discloses a fresh tea leaf spreading and turning device. The turning mechanism includes an outer support, of which two are provided. A guide cylinder is fixedly installed at the top center of each outer support. A lifting rod is slidably connected through the inner wall of each guide cylinder. A top frame is fixedly installed at the bottom end of the two lifting rods. A servo motor is fixedly installed at the center of the top surface of the top frame. The output shaft of the servo motor extends downward through the top frame. A support rod is fixedly connected to the bottom end of the output shaft of the servo motor. The support rod extends radially. Flexible turning leaves are glued and fixed to the outer bottom surface of the support rod. The flexible turning leaves can gently turn the tea leaves above the bamboo tray at the same time. The contact between each flexible turning leaf and the tea leaves not only avoids damage to the tea leaves due to rigid compression, but also saves manpower, as operators do not need to move around the bamboo tray and turn the fresh tea leaves.

The application relates to the technical field of burr and scrap collecting, and discloses a volute burr collecting box which comprises a mounting frame, a flow guide funnel and a collecting box, wherein the bottom of the mounting frame is provided with a displacement unit; the flow guide funnel is arranged on the mounting frame, and the inlet of the flow guide funnel is arranged below a volute to be polished; and the collecting box is arranged on the mounting frame, the top of the collecting box is provided with an opening, and the opening is located directly below the outlet of the flow guide funnel. The application has the effect of facilitating burr and scrap cleaning.

The transfer device for garment processing comprises a placing plate, one end of the placing plate is provided with a pair of vertical plates, the side edge of the placing plate is rotationally provided with a rotating rod, one end of the rotating rod is rotationally connected with the placing plate, and the other end of the rotating rod is provided with a groove and is provided with a sliding rod in a sliding mode. One end of the sliding rod is located in the groove of the rotating rod, the other end of the sliding rod is arranged in the vertical plate in a sliding mode and provided with a limiting rod, a limiting groove for one end of the sliding rod and the limiting rod to slide is formed in the vertical plate, threads are arranged on the outer side of the limiting rod, and one end of the limiting rod penetrates out of the limiting groove and is in threaded connection with a nut. One end of the rotating rod is lifted upwards to rotate, the rotating rod is fixed through the screwing nut, the connecting rod is rotated to drive the balance weight ball at the bottom of the connecting rod to rotate to the top of materials, and the materials on the top layer are prevented from being blown up.

The utility model relates to the technical field of agricultural machinery, in particular to an internal circulation air duct and a tractor. The internal circulation air duct is used for a tractor cab, and comprises an evaporator assembly, an air inlet and an air outlet, the air return duct is communicated with one end of the evaporator assembly; the air outlet duct communicates with the other end of the evaporator assembly and is used for blowing the cooled or heated air to the instrument panel air duct; and the instrument table air channel is communicated with the air outlet air channel and is provided with a front air outlet for blowing air to the driving position, a lower air outlet for blowing air to the position below the feet of a driver, a defrosting air opening for blowing air to front glass and a side air opening for blowing air to side glass. The embodiment of the utility model has the beneficial effects that the evaporator component is arranged below the seat of the cab, and each air outlet is used for discharging air from the lower part, so that the direct blowing to the head of a driver is avoided, and the comfort of the driver is improved.

The present application relates to the technical field of measurement, and particularly provides a true density detection device, which aims to solve the problems of high cost and many leakage points of a true density instrument for realizing positive and reverse air intake. To this end, the present application provides a true density detection device, which comprises an air path module, the air path module comprising a buffer bin, a sample bin and an expansion bin, the buffer bin being in communication with an air inlet and an air outlet of the air path module at the same time, the volume of the buffer bin being smaller than the volume of the sample bin and the expansion bin; the sample bin and the expansion bin are in communication with the buffer bin, and the sample bin and the expansion bin can only be in communication through the buffer bin. Through the above setting, in the case of positive air intake or reverse air intake, the air intake can first enter and fill the buffer bin, and then enter the sample bin. Since the volume of the buffer bin is very small, the pressure difference between the two bins will be quickly balanced, which can effectively avoid blowing up the powdery sample, and there is no need to set a proportional valve, which is conducive to reducing the cost, simplifying the pipeline setting and reducing the leakage points.

This utility model relates to the field of artificial flower technology, and more particularly to a wind-resistant and anti-bend artificial flower pot. The utility model adopts the following solution: a wind-resistant and anti-bend artificial flower pot includes a flower pot body, a lid, and a stabilizing mechanism; the bottom of the flower pot body has an openable receiving cavity, inside which a counterweight is placed; the lid is inserted into the top of the flower pot body, and the lid has multiple insertion holes for inserting flame-retardant artificial flower bodies; the stabilizing mechanism is fixedly installed at the bottom of the lid, and the stabilizing mechanism corresponds one-to-one with the insertion holes to secure the flame-retardant artificial flower bodies. This utility model provides a wind-resistant and anti-bend artificial flower pot, solving the technical problem that outdoor artificial flowers are easily blown over and broken in strong winds.

The utility model relates to the technical field of agricultural mechanical equipment, in particular to tobacco leaf cutting equipment capable of automatically collecting cut leaves, which comprises a leaf cutting component, the leaf cutting component comprises a leaf cutting machine, the top of the leaf cutting machine is connected with a transverse moving device, a discharging cover is arranged behind the leaf cutting machine, and the discharging cover is connected with a collecting component. And moving assemblies are arranged on the outer sides of the leaf cutting assembly and the collecting assembly. The height of the leaf cutting assembly and the height of the collecting assembly can be adjusted through work of the lifting device, and tobacco seedlings of different heights can be pruned; the material blocking curtain is arranged on the front side of the material collecting hopper, the space on the two sides of the material discharging cover is blocked through the material blocking curtain, and smashed leaves can be prevented from splashing; by adjusting the height of the limiting frame, the bending height of the material blocking curtain can be limited, and the material blocking curtain can be prevented from being blown up by airflow due to the too long length on the premise that the requirement for insertion and horizontal movement of the discharging cover is met; and by taking down the back plate, the collecting hopper can be cleaned from the rear side, and cleaning is more convenient.

The utility model relates to the technical field of cushion protective covers, in particular to an electric vehicle cushion protective cover which comprises a cover body, a rotating assembly and a fastening assembly, the rotating assembly comprises two parts capable of rotating relatively, and the two parts capable of rotating relatively are arranged on the fastening assembly in a limited mode and fixed to the two ends of the cover body respectively. The fastening assembly comprises a fixing piece and a fixing column, an annular groove is formed in the fixing piece, and the first end of the fixing column extends outwards in the radial direction of the fixing column and is limited in the annular groove of the fixing piece. The fixing piece and the nut are arranged at the two ends of the fixing column correspondingly, limiting of the first rotating piece and the second rotating piece is achieved, and when the first rotating piece and the second rotating piece rotate to the supporting framework, the limiting sleeve and the supporting framework are pushed to continue rotating, so that damping in the rotating process is achieved, and the protective cover is prevented from being lifted to lose protection.