34results about How to "Prevent rushing" patented technology

A range hood comprises a cooking fume collecting hood and a cooking fume guiding plate and is characterized in that the lower bottom surface of the cooking fume collecting hood is inclined in an obliquely downward direction from front to back; the cooking fume guiding plate is inclined in an obliquely downward direction from front to back; and in addition, the inclination angle beta of the lower bottom surface of the cooking fume collecting hood relative to the horizontal plane is smaller than the inclination angle theta of the cooking fume guiding plate relative to the horizontal plane. The range hood has the advantages as follows: according to the range hood, through cooperation of the cooking fume guiding plate and the cooking fume collecting hood, the flow field intensity of the rangehood is subjected to gradient change, the gradually-varied flow speed is formed, the Bernoulli's effect is formed due to the flow speed difference, cooking fume is prevented from rushing to the frontpart of the range hood at the excessively-high speed, the cooking fume guided from the back end to the front end by the aid of the cooking fume guiding plate is sucked into a fan system, and the cooking fume suction effect is substantially improved; and besides, according to the range hood, the more stable flow field is favorably formed in a channel on the back side of the cooking fume collectinghood, and larger instantaneous impact cooking fume can be coped, so that escape of the cooking fume can be prevented, and the problem that escape of the cooking fume usually occurs on the back side ofan European style range hood is solved.

The invention provides a traffic management device and a control method thereof, wherein the traffic management device can command vehicles to pass safely when the intersection is in the transition period changing from pass into stop, and the control method based on the traffic management device ensures the vehicles to pass more safely. The traffic management device comprises a first warning unit and a second warning unit, wherein the first warning unit is arranged at an intersection; the second warning unit is used for sending warning signals to the vehicles passing by the second warning unit when the intersection is in the transition period changing from pass into stop; and the second warning unit is arranged in the front of the first warning unit in the direction opposite to the passing direction of the vehicle.

The invention discloses energy-saving automatic water treatment equipment with a backwashing barrier. The energy-saving automatic water treatment equipment structurally comprises a water inlet, a barrier pool, a facultative tank, a pool, a sludge storage pool, partitioning plates, a box body and a controller, wherein the controller is arranged at the outer side of the box body; the inner part of the box body is partitioned into the barrier pool, the facultative tank, the pool and the sludge storage pool in sequence by the partitioning plates; the barrier pool is communicated with the water inlet; the vertical barrier plate is arranged at the middle part of the inside of the barrier pool; a brushing device is arranged at the left side of the barrier plate. The energy-saving automatic watertreatment equipment disclosed by the invention has the beneficial effects that the barrier plate is cleaned by matching of brushing and airflow recoil, so that the brushed dirt can be prevented from rushing towards one side for filtering; working does not need to be stopped in cleaning, so that the working efficiency is improved; a U-shaped pipeline can carry out reverse washing on the barrier plate by utilizing the own inertia of water flow, so that the probability of blockage of through holes of the barrier plate can be reduced, and the water passing volume can be increased; by the U-shapedpipeline, the cleaning times can be reduced, continuous working is not needed and the power consumption cost can be reduced.

The invention discloses a guard device for a port mole. The guide device comprises a mole main body, wherein a square groove is formed in the side, close to the sea water, of the mole, a plurality ofsliding columns are fixed in the square groove, a lifting plate is connected to the sliding columns in a sliding manner, sliding holes are formed in the lifting plate, the sliding columns penetrate through the sliding holes, the sliding columns are in sliding connection with the lifting plate through the sliding holes, the side, far away from the mole main body, of the lifting plate is movably connected with a first filtering plate, the top of the first filtering plate is movably connected with the side, far away from the mole main body, of the lifting plate, a connector is fixedly arranged between the side, close to the mole main body, of the first filtering plate and the top of the lifting plate, the two ends of the connector are separately fixedly connected with the first filtering plate and the lifting plate, and the two sides of the first filtering plate are both fixedly provided with connecting blocks. The guard device for the port mole can filter off foreign matters and preventthe foreign matters from being brought to the road surface of a port by waves.

The invention discloses a hydraulic sludge filtering and removing device, which comprises a base, lateral water channels, a filtering channel, a beam and a dredging plate. The base is divided into a drainage channel and a sludge cleaning box, the filtering channel is arranged above the drainage channel, the filter channel includes a slideway and a vertical cylinder, one end of the slideway is connected to the bottom of one side of the vertical cylinder, the slideway and the vertical cylinder form 30 degrees, the upper opening of the vertical cylinder is a water inlet, the lower end of the slideway is a sludge drainage port facing the sludge cleaning box, two lateral water channels are arranged at two sides of the vertical cylinder respectively, the lateral water channels are communicated with and fixedly connected with the vertical cylinder, one end of the beam is connected with the vertical cylinder, the beam is in parallel arrangement with the base, the dredging plate is arranged inthe sludge cleaning box, and the upper end of the dredging plate is connected with the beam.

The invention discloses a multi-energy laminated inner container thermal storage tank, which comprises a shell (1), an inner container (2) and an electric heating pipe (3) arranged on the inner container (2). The middle of the thermal storage tank is provided with a net-shaped clapboard (4) with a plurality of small through holes; a clapboard support rod (5) is fixedly arranged on the inner container (2); and the net-shaped clapboard (4) and the clapboard support rod (5) are fastened. By adopting the structure, cold water can be prevented from directly rushing to an upper layer; and by using a lamination theory of cold water and hot water, the hot water at the upper layer can be effectively used, and the thermal storage tank can discharge 20 to 30 percent more hot water than the conventional thermal storage tank.

The invention provides a brake pedal which comprises a pedal arm and a bracket; the pedal arm is connected with a pivot of the bracket by a rotating shaft, wherein, the brake pedal also comprises a safety device which is positioned between the bracket and the pedal arm and penetrated by the rotating shaft; the safety device comprises a shell body and a pawl plate; the shell body is fixedly connected with the bracket and provided with a flange axially extending along the rotating shaft; the surface of the inner side of the flange is provided with teeth; the pawl plate is positioned in the shell body and is fixedly connected with the rotating shaft; pawls which can be meshed with the teeth are arranged on the pawl plate; the pawls are elastically connected with the pawl plate, wherein, the safety device also comprises an actuating device used for causing the pawls to extend or not to extend out of the flange of the pawl plate. When comparatively great impact is caused by the crash of a vehicle, the brake pedal provided by the invention can restrict the rotation of the rotating shaft, thereby preventing the pedal arm from moving towards a driver suddenly.

An improved swimming pool hair filter which has good filtering effect and is easy to operate is disclosed, the improved swimming pool hair filter includes a cylinder and a flange cover, the flange cover is arranged above the cylinder, the cylinder is provided with a gas discharge pipe, a water inlet pipe, a water outlet pipe and a sewage discharge pipe, the water inlet pipe and the water outlet pipe are arranged opposite to each other, the water outlet pipe is higher than the water inlet pipe, two pairs of drawing-inserting grooves which are arranged in parallel are arranged in the cylinder, and are respectively used fixing coarse and fine filter plates, the coarse filter plate is provided with a plurality of filter holes I, middle parts of the filter holes I are in the shape of circular arc projections, the filter holes I are provided with a plurality of barbs, the tips of the barbs face toward the water inlet pipe, the fine filter plate is provided with a plurality of filter holes II, the filter holes II are S-shaped, one side of the fine filter plate, facing toward the coarse filter plate, is provided with a plurality of barrier projections, and the barrier projections are triangular. The improved swimming pool hair filter can cushion water pressure, and enhances filtering effect.

The oil-water separator comprises a mixing tank, a water collecting tank and an oil collecting tank, a mixing cavity, a water collecting cavity and an oil collecting cavity are formed in the mixing tank, the lower portion of the water collecting cavity is communicated with the lower portion of the mixing cavity, the lower portion of the oil collecting cavity is communicated with the middle or the upper portion of the mixing cavity, and an overflow opening is formed in the upper portion of the water collecting cavity. An oil overflowing opening is formed in the upper part of the oil collecting cavity and is higher than the water overflowing opening in the vertical direction; the water collecting tank is communicated with the water collecting cavity through the overflow port, a drain pipe is arranged in the water collecting tank, and a water inlet of the drain pipe is higher than the overflow port in the vertical direction; the oil collecting groove is communicated with the oil collecting cavity through the oil overflowing opening, the oil collecting groove is provided with an oil discharging opening, and the oil discharging opening is higher than the oil overflowing opening in the vertical direction. The oil-water separator has the advantages of no electric energy consumption and good oil-water separation effect.

The invention discloses an intelligent electric vehicle based on a gravity sensor, and belongs to the technical field of electric vehicles. The intelligent electric vehicle comprises a vehicle body driven by the electric power, a gravity sensor arranged in a cushion used for bearing a human body in the vehicle body and connected with a control module; the control module used for controlling the power-on and power-off of a vehicle body center control switch and the vehicle overspeed alarm; a connecting frame which is used for connecting a vehicle body front main body with a rear main body, wherein an object can be placed on the connecting frame, an auxiliary assembly is arranged below the connecting frame and comprises an auxiliary rolling wheel, and the auxiliary rolling wheel is connectedwith the connecting frame through a rotating rod; one side of the rotating rod is connected with one end of an elastic piece, the other end of the elastic piece is connected with a fixing plate, andthe fixing plate is fixedly connected with the connecting frame. According to the present invention, the problem that during the riding process of an existing electric vehicle, a speed regulation handlebar is mistakenly triggered, and consequently the vehicle runs disorderly is solved.

The invention relates to the technical field of urban planning supplies, in particular to a sewer manhole cover, which comprises a cover body, rotating hinges, a pedestal, a barrier, a chain lock and circular rings, wherein the cover body is connected with the pedestal through the rotating hinges; the circular rings are welded on the upper part of the cover body; the barrier penetrate through the circular rings; one end of the chain lock is welded on the pedestal. According to the sewer manhole cover, a barrier design is adopted, so that the barrier can be effectively isolated at a manhole to prevent people from being swept into a sewer by rainwater when the cover body is required to be opened in heavy raining weather; when the manhole cover is opened, the manhole cover is in a standing state, so that pedestrians can be effectively warned and prevented from carelessly falling into the sewer; the manhole cover can also be effectively prevented from being stolen.

The invention relates to an orbital transfer device of an orbital inspection robot, which comprises a mounting chassis, a touch type parking assembly and an orbital transfer adjusting assembly, the side surface of the mounting chassis is provided with the touch type parking assembly, and the lower surface of the mounting chassis is fixedly connected with the orbital transfer adjusting assembly. The contact type parking assembly comprises a contact carrying piece, a parking to-be-rotated piece and a reset piece. Contact carrying pieces are inserted into the left side and the right side of the mounting chassis, parking to-be-rotated pieces are fixedly arranged on the rear sides of the contact carrying pieces, and reset pieces are fixedly arranged on the front sides of the contact carrying pieces. And the lower surface of the mounting chassis is fixedly connected with a carry assembly. Compared with an existing device, the device has the advantages that when the device is close to a track transfer area, the carry assembly can be braked in time, track transfer is conducted, the power of the carry assembly can be recovered only after track transfer reaches a preset position, and therefore accurate track transfer is achieved, and the problems of side inclination and the like in the track transfer process are not likely to happen.

The utility model relates to a hydraulic simple lifting wheel stop device capable of intelligent control, which relates to lifting parking equipment. There are sealing plate, stop arm, rubber cover and fixing parts; the sealing plate is respectively welded on the two ends of the stop arm, and the rubber cover is respectively covered on the three round holes of the stop arm, in order to prevent the stop arm from Falling off on the connecting beam, the fixing is bolted to the connecting beam through the stop arm. The rectangular tube is used to locally heighten the position where the wheel is easy to rush out, so as to prevent the wheel from rushing over the connecting beam. A wheel stopper installation hole is reserved on the connecting beam at the rear end of the vehicle loading plate, and the wheel stopper device is fixed by bolt connection. Make sure that the wheel stop is in effective contact with the connecting beam at the rear end of the vehicle-carrying plate, and achieve the effect of a hard stop during the operation of the equipment. Effectively reduce the phenomenon that the vehicle will not rush out of the connecting beam under the action of short-distance acceleration, and the vehicle chassis and the connecting beam, improve the safety factor of the equipment, reduce the maintenance cost of the equipment, shorten the maintenance workload, and ensure the operation of the equipment Safer and more reliable.