57results about How to "Avoid flooding" patented technology

The invention provides an ecological ornamental fish tank which is simple in structure and simple to operate, and solves the problem that an existing ecological ornamental fish tank is complex in water exchange and cleaning. The fish tank comprises a water box, a supporting bottom cabinet, auxiliary functional parts and a controller, wherein a filtering device is arranged in the bottom cabinet, the side portion of the water box is provided with three overflow pipes which include a water outlet pipe, a water inlet pipe and an anti-overflow pipe from inside to outside, the anti-overflow pipe is attached to the side wall of a tank body in an adhesive mode through a fixing edge vertical to the outer edge of the anti-overflow pipe, a spiral flow guide piece is disposed between the water outlet pipe and the water inlet pipe, the outer edge of the water outlet pipe is sleeved with the spiral flow guide piece, a submersible pump is arranged in the filtering device, the submersible pump is connected with the tail end of the water inlet pipe, the auxiliary functional parts comprise an illumination lamp, a temperature sensor, a control panel, an electric heating bar and an ultraviolet sterilization lamp, the control panel is provided with a temperature displayer and a parameter control key, control parameter data of the control panel are integrated on the controller, and the auxiliary functional parts are connected with functional modules corresponding to the controller through wires.

The invention relates to a steel socket reinforced concrete pipe with a pipe base. The steel socket reinforced concrete pipe comprises a socket, an insertion opening, a reinforced framework and a concrete pipe core, wherein the socket and the insertion opening are respectively and fixedly arranged at two ends of the concrete pipe core, the reinforced framework is embedded and arranged in the concrete pipe core, in addition, two ends of the reinforced framework are respectively and fixedly arranged on the socket and the insertion opening, and the pipe base is integrally made at the lower part of the concrete pipe core. The steel socket reinforced concrete pipe has the advantages that the structure is simple, the design is scientific and reasonable, the foundation settlement can be effectively resisted, the integral sealing performance is good, the manufacture is simple, the cost is lower, and the steel socket reinforced concrete pipe belongs to a safe and reliable steel socket reinforced concrete pipe with the pipe base.

The invention discloses a cleaning equipment anti-overflow method, cleaning equipment and a computer readable storage medium, and the cleaning equipment anti-overflow method comprises the following steps: after a water injection signal is received, an electromagnetic valve is controlled to be opened, so that an external water source flows into a water tank through a water path and a water inlet; detecting whether the floating ball valve closes the water inlet or not through the first water level detection piece; if not, closing the electromagnetic valve to end the water injection operation; and/or executing water injection abnormity prompting operation. According to the technical scheme, three-level anti-overflow protection of the water tank is achieved through the electromagnetic valve, the floating ball valve and the first water level detection piece, the water overflow condition of the water tank can be effectively avoided, and the reliability of the anti-overflow function of the cleaning equipment can be greatly improved.

The invention discloses track-based vegetable harvesting apparatus. The vegetable harvesting apparatus comprises operation tracks, a hanging beam and a harvesting device; each operation track comprises a mounting base, a guide rail, a close mechanism and a cleaning mechanism, the lower part of the mounting base is embedded under the ground, the guide rail is laid on the mounting base, the close mechanism is used to close the guide rail, and the cleaning mechanism is used for washing the guide rail by spraying water; the hanging beam is erected between the two operation tracks, supporting pieces are arranged below the hanging beam, and the lower ends of the supporting pieces are provided with track wheels; the harvesting device is suspended at the bottom of the hanging beam, and the harvesting device comprises left and right rollers, left and right blades, gas suction modules and shoveling modules; and the left and right rollers are parallel to each other and have a certain distance, aninvolving space is formed during rotating, the left and right blades cut vegetables in the involving space, at least half of cutting edges of the left and right blades are arranged as a saw tooth structure, the gas suction modules are used for adsorbing the cut vegetables on the surfaces, and the shoveling modules shovel the vegetables adsorbed on the surfaces of the left and right rollers.

The invention relates to a reinforced concrete pipe provided with a prestressed pipe base. The reinforced concrete pipe comprises a bell mouth, a faucet, a steel reinforcement framework and a concrete pipe core. The bell mouth and the faucet are respectively fixedly mounted at two ends of the concrete pipe core; the steel reinforcement framework is embedded in the concrete pipe core, with the two ends respectively fixedly being mounted on the bell mouth and the faucet; the pipe base is integrally fabricated at the lower part of the concrete pipe core; and prestressed longitudinal reinforcement bars are embedded in the pipe base. The reinforced concrete pipe can effectively resist ground settlement and is simple in structure, scientific and reasonable in design, good in overall sealing performance, simple in manufacturing process, low in cost, and is safe and reliable.

The invention discloses a water dispenser which comprises a shell, an inner container and a gravity sensor. A cavity is defined in the shell. The inner container is arranged in the cavity, and the inner container can move in the up-down direction according to the different water amounts in the inner container. The gravity sensor is provided with a fixed end and a free end. The fixed end is fixedly connected with the shell, and the free end is arranged below the inner container and bears the weight of the inner container. The free end is used for determining the water amount in the inner container according to the load bearing of the free end. According to the water dispenser, the free end of the gravity sensor can be used for determining the water amount in the inner container according to the load bearing of the free end, so that a user learn the condition of the water level in the inner container, and the phenomenon of inner container water overflowing due to the fact that water is continuously added when water exists in a pot is avoided. The water dispenser achieves a novel structure of inner container water level detection through a gravity sensing principle, and has the advantages that the structure is feasible and simple, the cost of the gravity sensor is low, and industrialization is likely to be realized.

The invention discloses vegetable harvesting apparatus. The vegetable harvesting apparatus comprises operation tracks, a hanging beam and a harvesting device; each operation track comprises a mountingbase, a guide rail, a close mechanism and a cleaning mechanism, the lower part of the mounting base is embedded under the ground, the guide rail is laid on the mounting base, the close mechanism is used to close the guide rail, the cleaning mechanism is used for washing the guide rail by spraying water, the inner side of a close plate is provided with a support block, an end of the support blockis fixed with the inner side of the close plate, and the other end of the support block supports against the guide rail when the close plate is closed; the hanging beam is erected between the two operation tracks, supporting pieces are arranged below the hanging beam, and the lower ends of the supporting pieces are provided with track wheels; the harvesting device is suspended at the bottom of thehanging beam, and the harvesting device comprises left and right rollers, left and right blades, gas suction modules and shoveling modules; and the left and right rollers are parallel to each other and have a certain distance, an involving space is formed during rotating, the left and right blades cut vegetables in the involving space, the gas suction modules are used for adsorbing the cut vegetables on the surfaces, and the shoveling modules shovel the vegetables adsorbed on the surfaces of the rollers.

A biological self-healing deep profile control slug combination comprises biological slugs, a biopolymer cross-linking system slug, a chemical polymer cross-linking system slug and isolation slugs.The biological slugs comprise microorganism living bodies, a biopolymer and a fermentation nutritional agent.A using method of the biological self-healing deep profile control slug combination comprises the steps that injection is carried out at the low injection speed lower than the water injection amount, and front-end slugs, middle slugs and a tail slug are injected in sequence; the front-end slugs include the corresponding biological slug and the corresponding isolation slug; the middle slugs include the biopolymer cross-linking system slug, the corresponding isolation slug, the corresponding biological slug and the corresponding isolation slug in sequence; the tail slug is the chemical polymer cross-linking system slug, and plugging near a wellbore is carried out.According to the biological self-healing deep profile control slug combination and the using method thereof, the oil deposit shearing resistance is good, the glue forming quality is high, and the profile control effect is good; the deep profile control radius is large, and water injection winding streaming is effectively avoided; all the slugs are reasonably combined, and can carry out biological regeneration self-repairing in a staged mode, the service life of a total slug is effectively prolonged, and the validity period is long.

The invention discloses a rectification purification device for 9-bromoanthracene. The rectification purification device for 9-bromoanthracene comprises a rectification tower, and a first communicating pipe and a second communicating pipe which communicate with the rectification tower, a feeding pipe and a rotating mechanism; one end of the first communicating pipe is fixedly provided with a condenser, and one end of the second communicating pipe is fixedly provided with a reboiler; the feeding pipe is fixedly mounted on one side of the rectification tower, and a mounting block is connected to one side of the feeding pipe in a clamped mode; and the rotating mechanism comprises a rotating shaft vertically arranged in the rectification tower, a mounting plate used for mounting the rotating shaft is fixedly arranged in the rectification tower, and a plurality of blades are fixedly mounted on the rotating shaft. According to the invention, the phenomenon of flooding caused by overhigh flow rate of gas in the rectification process is avoided, so that the rectification operation can be normally carried out, the extracted purity is sufficient, and the quality after rectification and purification is improved.

The invention discloses a vegetable harvesting machine which comprises running rails, a hanging beam and a harvesting device. The running rail comprises mounting foundations, guide rails, closing mechanisms and cleaning mechanisms, the lower portions of the mounting foundations are embedded underground, the guide rails are laid on the mounting foundations and closed by the closing mechanisms, thecleaning mechanisms spray water towards the guide rails and clean the guide rails, the hanging beam is erected between the running rails, a supporting part is arranged below the hanging beam, rail wheels are arranged at the bottom end of the supporting part, the harvesting device is hanged at the bottom of the hanging beam and comprises a left roller, a right roller, a left blade, a right blade, an air-sucking module and a shoveling module, the left roller and the right roller are mutually parallel and have a certain distance to form an involving interval in the rotating process, the vegetables involved into the interval are cut by the left blade and the right blade, the cut vegetables are adsorbed onto the surface by the air-sucking module, and vegetables adsorbed on the surfaces of the left roller and the right roller are shoveled by the shoveling module.

The invention relates to a lined cylinder type concrete pipe provided with a pipe base. The lined cylinder type concrete pipe comprises a bell mouth, a faucet, a steel reinforcement framework and a concrete pipe core. The bell mouth and the faucet are respectively fixedly mounted at two ends of the concrete pipe core; the steel reinforcement framework is embedded in the concrete pipe core, with the two ends respectively fixedly being mounted on the bell mouth and the faucet; the pipe base is integrally fabricated at the lower part of the concrete pipe core; a hard plastic lining cylinder is coaxially embedded in the concrete pipe core; and two ends of the plastic lining cylinder are respectively fixedly mounted on the bell mouth and the faucet. The lined cylinder type concrete pipe can effectively resist ground settlement, and is simple in structure, scientific and reasonable in design, good in overall sealing performance, good in corrosion resistance and durability, simple in manufacturing process, low in cost, and safe and reliable.