49results about How to "Ensure cleanliness and aesthetics" patented technology

The invention relates to an accurate overprinting method for printing envelope postal codes, which comprises the steps of: capturing an envelope image in real time by a camera; extracting gray level information and red domain information; approximating the gray level information to be a segment; seeking an envelope edge; establishing and updating an envelope edge model according to the continuity of continuously collected images; generating a code red box according to the red domain information; computing whether an average distance delta y between the successfully matched red box and the envelope edge model is within an allowable range of an envelope standard or not; if delta y is within the allowable range of the envelope standard, judging again whether a sequence number of the red box is 1 or not; if the sequence number of the red box is 1, emitting a command of printing a first postal code character in a current position to an envelope printer; if the sequence number of the red box is not 1, computing a distance delta n between the current red box Rn and the previous red box Rn-1; judging that delta n conforms to the envelope standard; and controlling the envelope printer to print corresponding postal code characters in the current position. In the accurate overprinting method, the interference of external factors is effectively eliminated with high control accuracy.

The invention discloses a mobile terminal and a shell thereof. The shell comprises a shell body; the side wall of the shell body comprises an opening used for mounting a key, inserting an earphone plug and / or inserting a charging line plug; the side wall of the shell body is internally provided with a sound wave delivery channel; and an opening at one end of the sound wave delivery channel is located on the side wall of the opening, and an opening at the other end of the sound wave delivery channel is located on an internal surface of the shell body, so as to hide the sound wave delivery channel in the shell body. According to the shell of the mobile terminal provided by the invention, the sound wave delivery channel used for transmitting sound is hidden in the side wall of the shell body, a first port of the sound wave delivery channel used for making a sound enter into the sound wave delivery channel is located on the side wall of the opening, so that the sound goes into the interior of the sound wave delivery channel, and finally the sound is transmitted to a microphone component from a second port of the sound wave delivery channel; therefore, a special microphone hole is not needed to be arranged on the side wall of the shell body, thereby not only ensuring the neatness and beauty of the appearance of the shell, but also improving the overall tightness of the manufactured mobile terminal.

The invention discloses an automatic grinding system for a car roof welding seam. The automatic grinding system comprises an industrial robot, a grinding unit and a grinding plate abrasion monitoringunit; the grinding unit is installed on the industrial robot; the grinding plate abrasion monitoring unit is electrically connected with the industrial robot; the industrial robot is used for drivingthe grinding unit to grind the welding seam; after the welding seam is ground, the grinding plate abrasion monitoring unit is used for detecting the grinding abrasion degree of the grinding plate positioned on the grinding plate and comparing the grinding abrasion degree with the initial data of the grinding plate; and if the abrasion degree of the grinding plate is beyond a nominal value, the industrial robot is used for automatically replacing the grinding plate. The automatic grinding system disclosed by the invention can output constant and stable pressure and torque by a design-optimizedfloating module and preferably guarantees the grinding quality; the grinding plate detecting device can realize on-line measurement on abrasion degree of a grinding wheel and can realize automatic replacement of the grinding plate; and a dust removing device can be used for collecting and removing the grinding dust so that the cleanness and beauty of the welding seam are guaranteed, and the dust can also be prevented from being scattered in the air so as not to affect a human body.

The invention discloses a combined seasoning box which comprises a liquid seasoning bottle, a solid seasoning box, a bottle sleeve and a handle sleeve. The liquid seasoning bottle comprises a bottle body, a first locking ring, a first hose and a press-type faucet switch which are in sequential connection, the bottle sleeve is provided with a supporting foot, and the liquid seasoning bottle is socketed in the bottle sleeve; the solid seasoning box comprises a box, a second locking ring, a second hose and a chuck switch which are in sequential connection, the box body is provided with a fixing portion, and the solid seasoning box is connected with the bottle sleeve through the fixing portion; each of the bottle body and the box body are provided with a discharging port and a feeding port, and the handle sleeve is formed by buckling an upper sleeve body and a lower sleeve body which are provided with grooves. The combined seasoning box belongs to the technical field of kitchenware and is convenient to use and space-saving.

The invention discloses a drive control structure of mobile medical equipment, and relates to the technical field of driving mechanisms. The structure comprises a base, limiting channel steel, a brakemechanism, an auxiliary storage mechanism, a sleeve, a storage plate and a control plate, wherein the limiting channel steel and the brake mechanism are mounted on the base, the auxiliary storage mechanism is mounted at the top of the limiting channel steel, the sleeve is movably connected with the limiting channel steel, the storage plate is connected with the sleeve, and the control plate is fixed to one side of the storage plate; the bottom of the storage plate is connected with a lifting cylinder; the bottom of the lifting cylinder is fixed to the top of the base, two steering wheels arefixed to one side of the bottom of the base close to two ends, and a power wheel set is fixed to the other side of the bottom of the base. A device can be pushed in a power-assisted mode in the movingprocess, the physical strength of medical staff is saved, the contact area between a brake pad and the ground is effectively increased through the structure of the brake mechanism, then the stabilityof the device after braking is enhanced, a storage battery is arranged in the device, and therefore the device has good applicability when emergency treatment is conducted along with an ambulance.

The invention discloses a point-to-point indoor clock timing method and an indoor clock timing system. The system comprises a mobile terminal and an indoor clock that carry out wireless communication mutually. The mobile terminal is used for making a request of obtaining a timing signal to a time service center, packaging the obtained timing information, and forwarding the information to the indoor clock. The indoor clock is used for receiving a data packet carrying standard time (Ts), decoding the data packet to obtain the standard time (Ts), comparing the standard time (Ts) with indoor clock travel time (Tg), calculating an indoor clock travel time deviation (deltaT1), and driving a driving mechanism in a clock movement correspondingly based on the indoor clock travel time deviation (deltaT1), so that the indoor clock travel time (Tg) is calibrated into the standard time (Ts). According to the invention, the indoor clock timing scheme is realized based on a wireless communication technology. A problem that radio wave signals can not cover the whole country can be solved; the cable restriction is eliminated; and the cleanness and elegance of the indoor environment are ensured.

The invention relates to the technical field of highway construction, in particular to soft foundation reinforcing equipment for highway engineering construction. The soft foundation reinforcing equipment comprises a road rolling machine and a connecting body, the lower part of the road rolling machine is fixedly connected with the connecting body, a rapping mechanism is fixedly connected into theconnecting body, and a pushing frame is fixedly connected to the right end surface of the connecting body; and a road roller is rotatably connected into the pushing frame, connecting columns distributed in the front-back direction are fixedly connected to the upper end face of the pushing frame, scrapers are fixedly connected to the inner sides of the connecting columns, and fixing tables distributed in the front-back direction are fixedly connected to the upper end faces of the scrapers. According to the soft foundation reinforcing equipment, through arrangement of a containing plate water pump, a hollow pipe and an atomizing spray head, when the equipment is started, dust falling work can be conducted in advance through the atomizing spray head, it is guaranteed that no dust is raised when the equipment works, at the moment, workers are not prone to inhaling the dust, and the life safety of the workers is guaranteed.

The invention discloses a road marking machine with a splash-proof mechanism for highway engineering and an implementation method of the road marking machine with the splash-proof mechanism for the highway engineering, the road marking machine comprises a feeding device and a marking device, and a rotating shaft is arranged in the middle of the upper end of a bottom plate of a coating barrel; the bottom end of the rotating shaft is fixedly connected with the output end of a driving motor at the lower end of the top plate of the rack, a leakage disc with stirring blades and comb teeth installed on the side wall is arranged on the outer wall of the rotating shaft, a fixing ring movably sleeves the outer wall of the rotating shaft at the upper end of the leakage disc, and a friction sleeve movably sleeves the outer wall of one side of the fixing ring through a connecting rod. The lower end of the friction sleeve abuts against the upper end surface of the leakage disc. A counterweight ball is arranged at one end, which is far from the fixing ring, of the connecting rod. The driving motor is started to drive the rotating shaft to rotate, the stirring blades and the comb teeth are driven to stir the coating in cooperation with the leakage disc, and during stirring, the friction sleeves are attached to the leakage disc to rub and rotate to generate heat to preserve heat of the coating; and the problem that low-temperature freezing paint obstructs construction is avoided.

The invention belongs to the technical field of paper box forming devices, and particularly relates to a fully automatic paper box edgefold forming machine. A paper box feeding and intaking mechanism, a glue spray pre-folding mechanism and a forming mechanism are sequentially arranged on the rack, the forming mechanism comprises a box body forming mechanism and a box lid forming mechanism which are arranged adjacent to each other, and the box body forming mechanism and the box lid forming mechanism are both connected with a lifting control device. Compared with the prior art, through the coordinated action of the paper box feeding and intaking mechanism, the glue spray pre-folding mechanism, the box body forming mechanism and the box lid forming mechanism, the forming machine disclosed by the invention can carry out automatic glue spray and automatic forming on a paper box with a box lid, so that the working efficiency and the product quality consistency are improved, the production cost is reduced, and a situation that finished paper box products are neat and beautiful can be ensured.

The invention relates to the technical field of building materials and discloses an assembly type wall unit. The assembly type wall unit comprises two finishing components, a keel frame sandwiched between the two finishing components, and a bus wiring structure area formed between the finishing components and the keel frame, wherein the two finishing components are detachably connected with the keel frame; a wire bus or a water pipe bus is arranged in a first wiring channel of an upper keel, and a joint of the bus is reserved in the bus wiring structure area; a wire bus or a water pipe bus isarranged in a second wiring channel of a lower keel, and the joint of the bus is reserved in the bus wiring structure area; a plurality of mounting positions for mounting electric equipment and waterequipment are arranged on the finishing components; and according to use requirements, wires or pipes are connected to the mounting positions of the finishing components from the corresponding joint of the wire bus or the water pipe bus. The assembly type wall unit communicates with the electric equipment or water equipment, a slot or a hole is not required to be formed in the wall, the cleannessand beautiful appearance of the wall surface are ensured and later maintenance and mechanical and electrical pipeline modification are facilitated.

The invention discloses a gauze counting instrument, and belongs to the technical field of medical surgical articles. The gauze counting instrument comprises a storage bucket, an electronic scale and a telescopic support, wherein the storage bucket is arranged on the electronic scale, and the electronic scale is arranged on the top of the support; the storage bucket comprises a bucket body and a bucket cover, the bottom wall of the bucket body is in contact with the electronic scale, and the inside wall of the bucket body is provided with an X-ray generator and an X-ray detector which are oppositely disposed on the inside wall of the bucket body and close to the opening of the bucket body; the bucket cover includes a control button, an LED display, a counter, a single-chip microcomputer and an interlayer for storing the counter and the single-chip microcomputer, and the support comprises a telescopic rod and a base. The gauze counting instrument has the advantages of being simple and convenient to use, accurate, reliable, high in counting efficiency and wide in application range, and can also calculate a blood loss volume when counting gauze.

The invention relates to the field of plastic forming equipment, and discloses a plastic sheet forming machine. The machine comprises forming equipment. The forming equipment comprises a transmission structure. The transmission structure comprises a first guide column, a transmission shaft and a driving device in transmission connection with the transmission shaft, wherein a first upper mold disc and a first lower mold disc are slidably mounted on the first guide column, and the transmission shaft is in transmission connection with the first upper mold disc and the first lower mold disc. Blanking equipment comprises a waste removing mechanism, and the forming equipment further comprises a mold disc position fine adjustment device. According to the structure, mold opening and mold closing are achieved through one power source, the structure of the machine is more compact, accurate positioning and continuous motion control are achieved through the fine adjustment device, the problem that plastic sheets are difficult to clean is solved through waste collection, neatness and attractiveness of a workbench are guaranteed, and the working efficiency of workers is improved.

The invention discloses a novel control desk. Based on the use direction, the novel control desk comprises a first support leg, a second support leg and a desk top board, wherein the first support leg and the second support leg are symmetrical, the desk top board is fixed above the first support leg and the second support leg, a wiring frame is fixed between the first support leg and the second support leg and located below the desk top board, the upper and lower ends of the wiring frame are respectively provided with a plurality of wire outlets and wire inlets, at least one wire channel is fixed at the upper end of the wiring frame, the upper end of each wire channel extends out of the desk top board and is located above the desk top board, a wiring plate frame is fixed on each wire channel, communicated with the same and located above the desk top board, a rear retaining plate is arranged at the rear of the wiring frame, and the rear retaining plate is fixed between the first support leg and the second support leg. By the structure, the novel control desk has the advantages that wires can be hidden inside the control desk, intertwining of the wires can be prevented, wiring from the outside is avoided, potential safety hazard is lowered, and the attractiveness of the control desk is guaranteed.

The invention relates to the technical field of tunnel construction, and particularly relates to a tunnel drainage device and a tunnel monolithic track bed. The tunnel drainage device comprises a drainage tube main body for being embedded in the tunnel monolithic track bed, the drainage tube main body has a tubular structure and comprises a pre-embedded end arranged in the tunnel monolithic trackbed, and a drainage end extending out of the tunnel monolithic track bed, the pre-embedded end is communicated with the drainage end, the tunnel drainage device is pre-embedded in the tunnel monolithic track bed, a drainage cavity penetrating through the tunnel monolithic track bed is arranged in the drainage device, so that water seepage at the bottom of a tunnel is drained through the drainage device so as to further release the water pressure of the monolithic track bed and guarantee the normal running and whole safety of the tunnel.

The invention relates to the technical field of para-aramid fiber oiling devices, in particular to a jet oiling mechanism which comprises a wire feeding groove that comprises a first positioning groove and a second positioning groove, wherein a plurality of nozzles connected with an oil pump are arranged above the wire feeding groove, and the first positioning groove, the second positioning groove and the nozzles are located on a same straight line. The double-sided para-aramid fiber oiling device comprising the jet oiling mechanism comprises a first guide roller, a second guide roller and a third guide roller, wherein the two jet oiling mechanisms which are vertically arranged are arranged between the first guide roller and the second guide roller, and an oil filtering mechanism is arranged between the second guide roller and the third guide roller. According to the jet oiling mechanism, the oiling efficiency and the oiling agent infiltration effect can be improved, the double-sided para-aramid fiber oiling device comprising the jet oiling mechanism can efficiently conduct double-face oiling on a para-aramid fiber bundle, and finally the high-quality aramid fiber bundle is obtained.

The invention relates to the technical field of textile fabric air-drying equipment, and discloses a fabric dyeing and finishing natural air-drying device. The fabric dyeing and finishing natural air-drying device comprises a base, wherein supporting pipes are fixedly connected to two sides of the top of the base, a transverse pipe is fixedly connected between top ends of the two supporting pipes,and a servo motor is fixedly connected to the side surface of the transverse pipe. An output shaft of the servo motor extends into the transverse pipe, a lead screw is connected to the output shaft,and moving blocks are in threaded sleeving to the lead screw. According to the fabric dyeing and finishing natural air-drying device, a driving motor drives rotating shafts to rotate, so that cleaningbrushes rotates to clean dust on textile fabric on fabric guide rollers, and a servo motor is started to drive the screw rod to rotate, so that the cleaning brushes move to clean the dust at all parts of the textile fabric on the fabric guide rollers, and the dust adhered to the textile fabric is convenient to clean. Besides, dust on the textile fabric is cleaned more thoroughly, and it is guaranteed that the textile fabric is kept neat and attractive.

The invention discloses equipment for automatically painting patterns on a wall. The equipment comprises a machine body, wherein a transmission cavity 65 is formed in the machine body 10; a painting cavity 66 is formed in the left side of the transmission cavity 65; a first main body 59 is fixedly arranged on the left side of the machine body 10; a second main body 60 is fixedly arranged on the left side of the first main body 59; and a movable lifting device 68 is arranged in the transmission cavity 65. By combination of the two devices, painting of characteristic patterns can be completed efficiently, cleanliness, tidiness and attractiveness of the painted patterns are guaranteed, and the equipment can facilitate decoration of walls in home decoration.

The invention discloses a screw rod type wet-process oil smoke purification system. The system comprises a screw rod type machine head which is connected with a high-speed motor and communicates withan indoor oil smoke gas inlet, a liquid-gas separator filled with a washing liquid and used for carrying out separation between oil stain and gas on oil smoke, a washing liquid conveying device used for conveying the washing liquid into the machine head through high pressure, and a liquid-gas output pipe used for conveying oil gas from the machine head to the liquid-gas separator, wherein one endof the liquid-gas output pipe communicates with the machine head, and the other end of the liquid-gas output pipe communicates with the liquid-gas separator. According to the screw rod type wet-process oil smoke purification system, when the screw rod type machine head rotates and performs stirring at a high speed, the oil smoke is rapidly sucked in the machine head, and reaction, mixing and absorption are carried out so as to form a liquid-gas mixture, the liquid-gas mixture enters the liquid-gas separator from the liquid-gas output pipe, the oil stain and the washing liquid form a mixed solution, and the gas is discharged into the atmosphere. According to the screw rod type wet-process oil smoke purification system, the oil smoke, air and the washing liquid can be in full contact withoutbeing affected by the wind speed, so that the super-efficient purification effect is achieved, and the situation that the maintenance work such as pipeline oil dirt cleaning in a traditional smoke exhaust purification system must be carried out regularly is avoided.

The invention discloses a conveying device for packaged air conditioner rear board processing. The conveying device comprises a rack and two rows of rear board supporting and conveying parts arranged on the rack and arrayed in the rear board conveying direction, and the distance between the two rows of rear board supporting and conveying parts is smaller than that of two flanging arranged in the width direction of rear boards. When the conveying device is used for conveying the rear boards, the rear boards are conveyed in a buckle down mode, the contact area of the rear boards and the rear board supporting and conveying parts is small, vibration and collision of the rear boards in the conveying process is reduced, and noise pollution in the conveying process can be reduced. In addition, the appearance surfaces of the rear boards do not contact with the conveying device so that the appearance surfaces of the rear boards are effectively ensured to be tidy and attractive and free of scratching or scoring, and the surfaces of air conditioner parts are ensured to be attractive and clean. The conveying device further has the advantages of low production cost.

The invention discloses a hidden hot water device used in a bathroom. The device includes a cabinet body, a water heater, a mirror and a control module. The water heater is hidden in the cabinet bodyand the control module is built in the mirror. The control module comprises a first wireless communication module, a touch control module and a touch-control display interface connected with one another, the first wireless communication module is in communication connection with the water heater, and the touch-control display interface is flushed with the right side of the mirror. According to thedevice, the occupied space of the water heater is reduced, and installation and maintenance are convenient. The control module is integrated in the mirror, the control module thus can be hidden, a good waterproof effect is achieved, and it is ensured that the bathroom can be kept clean and beautiful; the control module controls the water heater in a wireless mode, the installation time and wiringtime of the water heater are reduced, the whole set of products thus looks beautiful and generous, and the interactivity is good.

The invention belongs to the field of stationery products, and in particular relates to a pen with a card issuer and a note paper, including a top cover, a pen core, a pen holder, an outer casing, an inner cover body, a ring-shaped chassis, a pen cap, a card issuer, a paper outlet, and a note paper , by designing the structure of the pen holder and the pen cap, the present invention integrates the note paper, the card issuer and the pen that is easy to carry, which reduces the burden on people's backpacks. When the note paper is used up, the top cover can be removed, and the outer body can be taken out to rewind the note paper, which effectively overcomes the problem that people cannot record some important information in real time due to lack of paper, and at the same time more effectively solves the problem of many office women and Female students in class have problems affecting their work or study efficiency due to bangs blocking their sight.

The invention relates to a stacking supporting block and a stacking supporting group frame for a non-standard photovoltaic module. The stacking supporting block is characterized by comprising a supporting bottom plate and supporting side plates arranged on the upper surface of the supporting bottom plate; clamping grooves are formed in the upper parts of the supporting side plates while buckles matched with the corresponding clamping grooves are arranged on the lower parts of the supporting side plates; the upper surface of the supporting bottom plate is a photovoltaic module stacking supporting surface; the height between the stacking supporting surface and the upper surfaces of the supporting side plates is greater than the thickness of the photovoltaic module; the number of the supporting side plates is two, and the two supporting side plates are crossed and perpendicular to each other to be in the form of right-angle parts; the stacking supporting group frame for the non-standard photovoltaic module is characterized by comprising multiple layers of the stacking supporting blocks; one stacking supporting block is arranged on each of the four corners of the photovoltaic module in each layer separately; and the stacking supporting blocks on the upper layer are clamped in the stacking supporting blocks on the next layer. The stacking supporting block and the stacking supporting group frame are applicable to supporting and stacking of various kinds of non-standard photovoltaic modules, and firm and stable support for the photovoltaic modules can be formed; and in addition, the stacking supporting block and the stacking supporting group frame are tidy and attractive in overall appearance.

The invention relates to the technical field of breeding and landscaping decoration, in particular to a rainforest cylinder and a landscaping system. The rainforest cylinder comprises a cylinder body, wherein the cylinder body comprises a rear glass, a side glass, a water retaining glass and a bottom glass, the rear glass, the side glass, the water retaining glass and the bottom glass define a water storage pond, a pond wall of the water storage pond is formed on the inner side of the water retaining glass, the front glass is arranged on the outer side of the water retaining glass, an air inlet channel is formed between the front glass and the water retaining glass, the bottom glass and the lower edge of the front glass form an inlet of the air inlet channel, and the upper edge of the front glass and the upper edge of the water retaining glass form an outlet of the air inlet channel. The cylinder body further comprises a top glass, wherein the top glass is arranged above the water storage pond and is provided with an exhaust fan. The landscaping system comprises a bottom cabinet and the rainforest cylinder, wherein the cylinder body is installed above the bottom cabinet. The landscaping system can bring away mist formed on the front glass, ensure clean and tidy ornament, prevent plants from being air-dried and prevent foreign matter from entering.

The invention provides an interphone with a dustproof cover. The interphone comprises a front cover, a speaker on the front cover, a front cover left side and a front cover right side. The dustproof cover is arranged on the speaker; the dustproof cover is connected with the front cover left side by a hinge; a rectangular magnet is adhered to the front cover right side. Therefore, the interphone with the dustproof cover solves the problem of no dustproof function of an existing interphone, dust can be effectively prevented from falling into a shell of the interphone, neatness, attraction and normal use of the interphone are ensured and meanwhile, the service life of the interphone can be prolonged.

The invention discloses a composite coating on the outer surface of a metal container, which is coated on a metal base material and comprises a barrier layer, a coating layer and a protective layer which are sequentially laminated and coated, the coating layer and the metal base material are blocked by means of the blocking layer, and the coating layer and the external environment are blocked by means of the protective layer. The composite coating for the outer surface of the metal container can be directly applied to the outer surfaces of various metal base materials, after a finished productof the metal container is processed, the coating can effectively play a role in protection, the integrity and firmness of the coating on the outer surface of the container are guaranteed, and the neatness and attractiveness of the finished product are guaranteed.

The invention discloses a balance force training device for lala gym training, which comprises a bottom plate, a ball cage is arranged at the middle position of the top of the bottom plate, a ball body is arranged in the ball cage, a mounting column is arranged at the top of the ball body, and a training plate is arranged at the top of the mounting column. Buffer springs are evenly arranged at the non-center position of the bottom of the training plate. The balance force training device has two training modes, according to one training mode, through mutual cooperation of the ball cage, the springs, the training plate and the ball body, the ball body deflects in the ball cage along with uneven gravity, so that a trainer finds the balance feeling of cheerleading training, the position of the training plate is buffered through the multiple sets of springs, and the inclination amplitude of the training plate is reduced; and according to the other training mode, the L-shaped mounting plate and the top of the supporting seat are combined to form a straight training plate, the training plate only has the width of one foot, the trainee can be in a golden chicken independent state, and a single foot steps on the training plate to practice balance force.

The invention relates to the field of topological graph layout, and provides a node topological graph layout method and device, a computer storage medium and electronic equipment. The node topological graph layout method comprises the steps that according to a triggering position of a node creating operation acting on a reference node, the node creating operation is triggered; determining a position relationship between the to-be-arranged node and the reference node; the position relationship comprises a serial relationship or a parallel relationship; a preset association relationship exists between the triggering position and the position relationship; in response to the fact that the to-be-arranged node and the reference node meet the serial relation and the node display width is larger than the remaining display width of the current row in the visual interface, the to-be-arranged node or the reference node is arranged at the associated position of the reference node, wherein the associated positions are located in the same column and the next row of the reference node. The method provided by the invention can meet the requirement of a user for quickly viewing the general situation of each node from a global perspective.

The invention relates to a power distribution cabinet, in particular to an energy-saving and environment-friendly power distribution cabinet capable of dissipating heat. The technical problem to be solved is to provide an energy-saving and environment-friendly power distribution cabinet capable of automatically dissipating heat, automatically scraping dust and resetting, and preventing componentsfrom being damaged in the dust scraping process. The energy-saving and environment-friendly power distribution cabinet capable of dissipating heat comprises: four supporting legs; a shell which is connected between the upper parts of the supporting legs; a rotary door which is rotationally connected to one side of the shell; a handle which is connected to the middle of one side of the rotary door;an energy assembly which is arranged between the upper part and the inner part of the shell; and a fan assembly which is arranged between the lower portion and the two sides of the shell. The front side of the connecting rod moves leftwards to push the push plate to move leftwards, and the sixth spring is gradually compressed, so that a buffer effect is provided for resetting movement of the connecting rod, and the connecting rod is prevented from being damaged due to high-speed resetting movement.