18results about How to "Small volumn" patented technology

The utility model provides a roof cornice waterproof structure for architectural design, which comprises a mounting rack, a water guide box, a water storage box, a water storage box, a water storage box, a water storage box, a water storage box, a water storage box, a water storage box and a water storage box, and is characterized in that the mounting rack is fixed on a wall surface and is arranged right below an eave; one side of the filtering box is hinged to one side of the top of the water diversion box, the other side of the filtering box is in lap joint with the other side of the top of the filtering and water diversion box, and the filtering box is used for collecting and blocking sundries in rainwater; the impurity removal part is mounted on the filter box and the water diversion box and is used for pulling and turning over the filter box; according to the roof cornice waterproof structure for building design, through the arrangement of the filter box, the effect of filtering impurities falling into the water diversion box is achieved, and the situation that leaves and other large-size impurities fall into a water diversion box plate, and consequently the drainage part is blocked is avoided; the problems of water accumulation and leakage are avoided, impurities in the filter box can be cleaned under the cooperation of the impurity removal part, and the situation that the filter box is blocked after being used for a long time, and use is affected is avoided.

The utility model discloses a hand bag making indentation device which comprises a base and an installation frame, the installation frame is fixedly arranged on the top of the base through a support, and the utility model relates to the technical field of hand bag making. According to the indentation making device for the hand bag, the sample placing table is rotationally arranged in the mounting frame, and the automatic discharging mechanism is arranged between the sample placing table and the top plate, so that when the top plate carries out indentation on the hand bag at the top of the sample placing table through the indentation strip, the automatic discharging mechanism can carry out automatic inclined stripping on the indented hand bag at the top of the sample placing table; and secondly, the elastic binding belt is arranged between the lofting table and the base, so that the lofting table can be conveniently and rapidly reset and avoid excessive overturning through the pulling force of the elastic binding belt, and secondly, the rubber strip is arranged at the bottom of the lofting table, so that the lofting table can be reset, and the sound can be reduced through the rubber strip when the lofting table is reset.

The utility model relates to a mute enamel wash basin, which belongs to the technical field of household bathroom accessories and comprises a basin body and a basin plate, the basin body and the basin plate are integrally stretched and formed, the peripheral side of the basin plate is bent downwards to form a reinforcing frame, and the basin body, the basin plate and the reinforcing frame are covered with an upper enamel layer and a lower enamel layer. The utility model relates to a noiseless enamel wash basin, which comprises a basin body and a basin plate, a drain hole is arranged in the basin body, a sound insulation material is arranged below the basin plate, and the sound insulation material is sound insulation cotton or sound insulation foam plates or sound insulation felts.The utility model aims to provide the noiseless enamel wash basin which is simple and reasonable in structure, light in whole, easy to clean and not easy to damage.

The utility model relates to bearing technical field discloses a mute bearing with dustproof cover, including top and bottom cover, the top bottom side fixedly connected with a plurality of clamping blocks, the clamping block outer wall fixedly connected with the card sparrow, the bottom cover top is equipped with fixed hole, the top inner wall slidingly connected with the rotating rod, the rotating rod bottom outer wall links with the bottom cover through quick -release assembly, the top and bottom cover similar side is equipped with outer axle, the outer axle inner wall fixedly connected with the outer ring support, the outer ring support outer wall is provided with the roller, the roller outer wall rotatably connected with the retainer, the retainer inboard is provided with the inner axle, the inner axle both sides are equipped with the sound insulation piece, the top and bottom cover inner wall is equipped with the sound -absorbing component. In the utility model, the dustproof cover with the mute bearing can be quickly disassembled, and simultaneously has the noise reduction function, thereby being convenient for maintenance, prolonging the service life of bearing.

The utility model provides a kind of low-noise coal crusher for power plant machinery, it is related to power plant machinery technical field, including box, the top of box is provided with rotating mechanism;Rotating mechanism includes first protective shell, the bottom surface of first protective shell is fixedly connected with feed shell, the outer surface of feed shell is fixedly connected with the inner wall of box, the upper surface of feed shell is fixedly connected with first servo motor, the output end of first servo motor power is penetrated feed shell and fixedly installed with propeller, the outer surface of propeller is in contact with the inner wall of feed shell.This kind of low-noise coal crusher for power plant machinery, combined with the collaborative operation of first servo motor and feed shell, coal block is orderly guided to the inside of box, this characteristic greatly reduces the sound in the process of conveying, effectively avoids coal block direct impact box wall or crushing device, thereby greatly reduces the generation of noise reduces the generation of noise, also ensures the stability of coal block in the process of conveying.

This utility model discloses a miniature conveying device, characterized in that it includes: a frame assembly, a drive assembly, chain plates, and contact plates; the frame assembly includes: a support frame; the upper and lower surfaces of the support frame are provided with grooves, the sides of the grooves are support plates, the contact plates are sleeved on the support plates and engaged with the support plates, the surface of the contact plates is smooth, and the chain plates are disposed on the contact plates; the drive assembly is used to drive the chain plates to move on the contact plates; the chain plates include: a base plate, a substrate, and clamping plates; the substrate is disposed on the substrate, the substrate is located in the groove, the two ends of the substrate are respectively located on the two contact plates, and clamping plates are provided on both sides of the substrate, the clamping plates are located below the contact plates. This utility model can avoid wear and tear of the chain plates due to friction during movement, improve the service life of the chain plates, and reduce the noise emitted by the conveying device.

The invention relates to the field of building construction, in particular to a shear fork type truss leveling and troweling device based on a building machine, which comprises a structure assembly, a stand column assembly, a working assembly, a walking assembly and a protection mould, the structure assembly comprises a hanging column, a cable-stayed part and a steel platform, the hanging column is arranged on the side surface of the protection mould, and the cable-stayed part is arranged on the side surface of the protection mould; the inclined pulling part is fixedly connected to the side face of the hanging column through a bolt, the steel platform is fixedly connected to the top of the hanging column through a bolt, the bottom end of the hanging column is fixedly connected with a transverse rail, and a vertical rail is arranged on the side face of the transverse rail. Through the arrangement of the structure assembly, the stand column assembly, the working assembly, the walking assembly and the protection mold, the device has the advantages of being high in integration and automation, high in precision and quality, high in adaptability and flexibility, high in reliability, convenient to maintain, intelligent and traceable, and the safety is remarkably improved.

The utility model relates to a stainless steel corrugated pipe, and relates to the technical field of fluid conduits, the stainless steel corrugated pipe is used for being placed between two devices to guide fluid, the stainless steel corrugated pipe comprises a plurality of straight pipe sections and a plurality of corrugated sections which are integrally formed, the straight pipe sections and the corrugated sections are alternately arranged together, and the interiors of the corrugated sections and the straight pipe sections are communicated. The multiple corrugated sections are each of a spiral structure in the extending direction of the pipe body, and the thickness of the corrugated sections is consistent with that of the straight pipe sections. When flowing through the corrugated section of the threaded pipe, fluid can be affected by the spiral structure of the corrugated section to rotate along the pipe wall, in the process, the fluid can carry out impurities deposited at the bottom of the corrugated section of the corrugated pipe under the action of centrifugal force, and the effect of purifying the environment in the pipe is achieved.

The utility model provides a battery pack transportation device, which relates to the technical field of automatic transportation of battery packs, and is characterized in that a first driving wheel and a first driven wheel are arranged at two ends of a first main frame, a synchronous belt is used for connecting the first driving wheel and the first driven wheel, and a driving part drives the first driving wheel to rotate; the synchronous belt drives the first driven wheel to rotate synchronously, and due to the fact that the first driving wheel and the first driven wheel are meshed with the synchronous belt, when the first driving wheel and the first driven wheel rotate, the first driving wheel and the first driven wheel move in the extending direction of the synchronous belt relative to the synchronous belt; when the first driving wheel and the first driven wheel move relative to the synchronous belt in the extending direction of the synchronous belt, namely, the first driving wheel and the first driven wheel move in the extending direction of the first cross beam, so that the walking frame moves on the first cross beam in the first direction. The synchronous belt can be assembled without high mounting precision, the reloading efficiency can be improved, meanwhile, the synchronous belt does not need additional lubrication, and cleanliness in the battery replacing station is ensured.

The utility model relates to the technical field of heating device, disclose a kind of skirting line heating device structure, including heating device body, heating mechanism, filter mechanism and heat dissipation mechanism, the back of the heating device body is provided with heat dissipation mechanism, the heating mechanism includes water inlet pipe, the top of the water inlet pipe is fixedly connected with water inlet tee, the side of the heating device body is fixedly connected with return pipe, the top of the return pipe is fixedly connected with return tee, the top of the heating device body is provided with external air outlet. The utility model is connected by setting hot water from water inlet pipe into the inside of heating device body and water inlet tee, so that return pipe and return tee can be connected to each other to keep hot water in the inside of heating device body, ensure the sufficient amount of heating, by setting pull handle, filter plate can be pulled out from the inside of heating device body through sliding slot, so it is beneficial to the cleaning and replacement of filter plate, ensure the filtration quality of heating.

The utility model belongs to the technical field of range hoods, and particularly discloses a noise reduction device of a range hood and the range hood. According to the noise reduction device of the range hood and the range hood provided by the utility model, the distribution and arrangement structures of the first boss and the plurality of diffusion grooves enable noise sound waves to be diffused, and the noise sound waves are reflected to different directions, so that directional reflection of the noise sound waves is broken through; the sound wave energy of the noise sound wave is greatly consumed in the range hood shell of the range hood, so that the effect of effectively reducing the noise sound wave energy is realized, and the sound conducted beside the ears of a user is further reduced; the noise reduction device does not occupy the space in the range hood shell, does not influence the exhaust air rate of the range hood, is modularized in design, convenient to disassemble and assemble and suitable for noise elimination of all frequency bands, has the characteristics of broadband sound absorption, low airflow impedance and modularized maintenance, and improves the use experience of a user.

The application discloses a kind of simulated rainwater environment stage performance device related to performing equipment technical field.It includes stage support frame, the stage support frame is provided with symmetrically distributed first motor, the output shaft of the first motor is fixedly connected with first threaded rod, the first threaded rod of the first motor is threadedly connected with symmetrically distributed first sliding block, the stage support frame is fixedly connected with symmetrically distributed sponge fixing plate, the stage support frame is provided with symmetrically distributed extrusion plate, the sponge fixing plate and corresponding the extrusion plate between and symmetrically distributed the extrusion plate between are fixedly connected with water-absorbing sponge, and the stage support frame is fixedly connected with first water spraying shell.The application is by the mute adsorption of water-absorbing sponge to rainwater, reduce the sound emitted by raindrop fall, and utilize the switching of multiple water-absorbing sponges in working state, ensure the water absorption effect while reducing the interference to the voice during performance, ensure the viewing experience of audience.

The utility model belongs to the technical field of electric push rods, and discloses a novel electric push rod with a good mute effect, which comprises a device body, a shell is attached to the right side of the interior of the device body, a hollow rod is fixedly arranged on the right side of the shell, a round hole is formed in the hollow rod, a cavity is formed in the hollow rod, and the round hole is communicated with the cavity. According to the screw rod, the hollow rod is arranged, the round hole is formed in the hollow rod, the cavity is formed, the fixing cover is opened, the lubricating grease is added from the fixing cover, the cavity is filled with the lubricating grease, and the lubricating grease is always arranged on the outer side of the screw rod, so that when the screw rod operates, the screw rod is not prone to falling off, and the screw rod is not prone to falling off. And due to lubrication of the lubricating grease, noise generated by the telescopic rod is reduced, and the telescopic smoothness of the telescopic rod is enhanced.

The application provides a self-cleaning method of a surface cleaning system, the surface cleaning system comprising a surface cleaning device provided with a wiping member and a cleaning assembly provided with a cleaning tank for accommodating the wiping member and cleaning liquid and a dirt collecting cavity, the surface cleaning system being provided with a sound emitting device, the self-cleaning method comprising: docking the surface cleaning device and the cleaning assembly in place so that the wiping member is located in the cleaning tank; rotating the wiping member in the cleaning tank for cleaning; operating the sound emitting device and reducing the rotating speed of the wiping member to a preset rotating speed n, the preset rotating speed n being smaller than any rotating speed in the cleaning step, so that the cleaning sound of the wiping member does not cover the sound of the sound emitting device, and the user cannot timely drain the sewage, so that the wiping member cannot be scraped dry.

This utility model provides a chair base and seat, relating to the field of chair frame technology. The chair base includes a connecting seat, a gas spring, and multiple chair legs, with the gas spring housed within the connecting seat. The extension and retraction of the gas spring allows for the raising and lowering of the seat cushion support frame of the chair base. Furthermore, the gas spring enables stepless height adjustment of the chair base, and the adjustment is relatively quiet. In addition, multiple chair legs are spaced circumferentially around the connecting seat; one end of each chair leg is hinged to the connecting seat, and the middle of each chair leg is slidably connected to the connecting seat. By sliding the chair legs to the connecting seat, the chair legs can be folded or unfolded. When not in use, the chair legs can be folded to reduce volume and facilitate carrying.

The utility model provides a kind of fan noise reduction assembly and scrubber, belong to cleaning equipment technical field, the fan noise reduction assembly includes: shell, and air inlet passage and air outlet passage are equipped on shell;Fan body and flow guide cover are equipped in shell, the flow guide cover with the shell forms first chamber;The fan body includes air intake and air outlet, the air outlet is located below the flow guide cover, and the air intake with the air inlet passage abuts;Air current enters from the air inlet passage of shell, then passes through the air intake of fan body, discharges from the air outlet, air current flows towards the direction of flow guide cover, under the guidance of the flow guide cover, change the flow trajectory of air current in the first chamber, and then discharge from the air outlet passage.This scheme is guided to air current by setting flow guide cover, play the buffering and direction-changing effect to air current, make wind more smoothly, reduce the impact of air current and side wall, effectively reduce the noise when fan works.

The utility model discloses a multicolor writing pen, which comprises a pen holder with a movable groove and at least two groups of press refill outlet units, each press refill outlet unit at least comprises a refill, a press piece and a reset piece, and the press piece is provided with an elastic buffer part; external force is applied to drive the pressing piece of one pressing refill outlet unit to compress the reset piece to move relative to the pen holder, and the pressing piece of the other pressing refill outlet unit can drive the refill to automatically reset until the elastic buffering part of the pressing piece abuts against the top of the movable groove. According to the multi-color pen, the elastic buffering part is arranged on the pressing piece, when the refill outlet unit is pressed to reset, the elastic buffering part directly abuts against the movable groove, and compared with large vibration generated when the pressing piece abuts against two hard materials of a pen holder in an existing multi-color pen, the elastic buffering part can effectively relieve vibration generated when the pressing piece abuts against the movable groove; the ball in the pen point is not loosened due to vibration, ink interruption of the multi-color pen is avoided, meanwhile, sound generated when the refill is reset can be reduced, and a good writing environment is created.

The utility model discloses an interactive pet water dispenser, its simple structure can drive the impeller rotation with the scouring of water flow, and the impeller drives the interactive member to rotate again, and the interactive member enlarges the action range with the elastic member and the interactive ball to attract the attention of pet, and completes the interaction with pet. This can better prompt pet to drink water and interact with pet, and on the other hand, the interestingness is increased, which can be said to become a pet toy with the function of drinking water. Meanwhile, the water outlet hole is arranged on the bottom end face of the overflow member facing the water outlet element, which can effectively prevent the water outlet hole from being contaminated and reduce the probability of foreign matter entering the water outlet hole, thereby improving the sanitary conditions. The water output by the water outlet hole enters the overflow groove and then flows out from the overflow groove to the drinking trough, which can reduce water waste and be more beautiful on the one hand, and the water flow action is small and the sound is small, which can reduce the stimulation to pets. In addition, when there is too much water in the drinking trough, the water will overflow into the filter box for filtration and reuse.