19results about How to "Reduce maintenance rate" patented technology

The invention discloses a measurement and control method and a measurement and control device for preventing hydrogen sulfide corrosion of an oil well, and relates to the technical field of environmental protection. A stabilization method that a temperature sensor and a liquid level sensor are used for detecting the excessive amount of output zinc carbonate in the working environment of a medicament storage tank, a monitoring method that a 5G data transmission gateway is used for transmission and a central control system is used for monitoring the content of hydrogen sulfide are adopted, the injection amount of the medicament is comprehensively controlled and adjusted, and corrosion of hydrogen sulfide to the wall of an oil casing is prevented; corrosion and permeation to a gathering and transportation pipe network and equipment are prevented, the service life of the whole system from the well bottom to the gathering and transportation pipe network is prolonged, huge maintenance funds are reduced, and a new way for preventing hydrogen sulfide corrosion is developed for an oil field.

The utility model discloses a dust removal and collection device which comprises a dust sticking assembly, a dust removal assembly arranged below the dust sticking assembly, a dust collection assembly arranged below the dust removal assembly, a dust removal pipeline connected with the dust collection assembly and a suction fan connected to the other end of the dust removal pipeline. Wherein the dust cleaning assembly comprises a brush driving roller, a brush arranged on the surface of the brush driving roller, and a power unit for driving the brush driving roller to move horizontally. According to the dust removal device, the dust removal assembly is arranged below the dust sticking assembly, the brush doing reciprocating motion in the dust removal assembly can comprehensively sweep dust on the dust sticking roller, then powder scraps are collected and treated through the dust collection assembly and the negative pressure equipment, the cleaning automation degree is higher, and the cleaning effect is greatly improved.

The vehicle-mounted tiny-oil piston machine body structure comprises an outer shell, a piston, a connecting rod and a crankshaft, the crankshaft is rotationally connected into the outer shell, the piston is connected into the outer shell in an up-down sliding mode and located at the upper end of the crankshaft, and the upper end and the lower end of the connecting rod are rotationally connected with the piston and the crankshaft respectively. An oil receiving shell and an oil stirring box are fixed to the bottom end of the outer shell, the oil stirring box is located on the inner side of the oil receiving shell, and an oil beating needle is vertically fixed to the bottom end side of the connecting rod and located in the outer shell in the position above the oil receiving shell; the utility model has the advantages that the structure is simple, the normal use of the air compressor can be ensured, the maintenance rate is reduced, and the original oil way system can be replaced to improve the lubricating efficiency.

A heat pump power failure antifreeze system with a vertical water-sealing section is disclosed. For the heat pump circulating water circuit, it includes a condition controller, an antifreeze temperature sensor, an inflation and deflation mechanism, a gas-liquid balance mechanism with a vertical water-sealing section, and a flow-stop electric valve. The condition controller identifies the mains power supply status. In the event of a power outage, the flow-stop valve and inflation mechanism activate to force water from the outdoor section of the heat pump circulating water circuit into the indoor section, achieving antifreeze. When the mains power is restored, the deflation mechanism expels air from the heat pump circulating water circuit, allowing the system to resume normal operation. All actions are controlled automatically by the condition controller. The gas-liquid balance mechanism with the vertical water-sealing section transmits pressure identification signals to the condition controller, and, in conjunction with the antifreeze temperature sensor, ensures the correct start and stop of the inflation mechanism. This is the innovative aspect of this invention.

This invention discloses an integrated vacuum system, characterized by: a housing, a first vacuum pump and a second vacuum pump disposed within the housing; the top of the second vacuum pump is connected to the bottom of the first vacuum pump via a mounting plate; a crossbeam is provided on each side of the housing, and the two sides of the first vacuum pump are connected to the crossbeams via support feet; a connection port is provided on the mounting plate, and the air inlet at the top of the second vacuum pump is connected to the air outlet at the bottom of the first vacuum pump via the connection port. This invention improves the convenience of installation and debugging, and also improves the vacuum effect.

This invention relates to a vehicle window assembly and a vehicle. The vehicle window assembly includes: a window glass; and a luminous warning sign mounted on one side of the window glass. The luminous warning sign includes a light-emitting component, and when the light-emitting component emits light, the luminous warning sign forms at least a first light pattern in the shape of a triangle. When used in a vehicle, the vehicle window assembly of this invention provides intelligent warning, improving driving safety. It eliminates the need for manual placement of the luminous warning sign, transforming it from a passive to an active warning system. This requires no modification to the vehicle's original structure, reducing manufacturing costs. It provides instantaneous warnings and exhibits high stability in use.

The utility model discloses an accessory storage mechanism for shared electric wheelchair and shared electric wheelchair. The accessory storage mechanism includes storage box subassembly and buckle mechanism, the storage box subassembly includes the storage shell fixed mounting in electric wheelchair body one side, the lower part fixed mounting of this storage shell inner chamber has first baffle, and this first baffle is used for fixed charging equipment, and one end of charging equipment passes through charging wire and is electrically connected with electric wheelchair body. Meanwhile, the storage shell can also be used for storage handle, lock and other electric wheelchair accessories. The utility model discloses setting up storage box subassembly on shared electric wheelchair, can fundamentally solve the rust, collision and artificial damage of charging equipment because of exposure, guarantees the stable reliable of charging function, still avoids the security hidden danger that wire disorder brought about through the neat wire groove layout, and the durability, security and service life of equipment whole have been improved significantly.

The utility model belongs to the technical field of ultralow-temperature refrigeration, and particularly relates to an ultralow-temperature refrigeration system for a refrigeration house, which comprises a first refrigeration system, a second refrigeration system and a heat exchanger, the first refrigerant circularly flows in the first refrigerating system; the second refrigerating system comprises a second compressor, a second oil-gas separator and an evaporator which are sequentially connected end to end, and further comprises a second refrigerant which circularly flows in the second refrigerating system; the evaporator is located in the refrigeration house to cool the refrigeration house. Compared with the prior art, through the arrangement of the second refrigerating system, the technical problem that in the prior art, the temperature of the refrigeration house cannot be lowered to the ultralow temperature state is solved.

This utility model belongs to the technical field of soil sealing machines and discloses a chassis for a telescopic variable amplitude automatic height-adjustable obstacle-crossing soil sealing machine. It includes an outer frame, with a fixed support fixedly installed on one side of the inner side of the outer frame, and a movable support movably installed on the other side of the inner side of the outer frame. The movable support is hinged to the fixed support via multiple sets of rotating devices. Hydraulic cylinders are hinged to the middle of both ends of the outer frame, and the power output end of the hydraulic cylinders is hinged to the movable support. This utility model has a simple overall structure and can automatically adjust part of the height during the operation of the soil sealing machine to avoid obstacles, protect the drip irrigation tape, and improve the performance.

This utility model discloses a temperature and humidity control device for intelligent start-stop of heating and cooling in edible fungus cultivation facilities, including a control panel, a temperature control mechanism, and a humidity control mechanism. The temperature control mechanism includes a temperature sensor, an air blowing assembly, and a temperature control component. The air blowing assembly includes a main pipe, branch pipes, and an air blowing pipe. The temperature control component includes a cool air blower and a heating unit. The humidity control mechanism includes a humidity sensor, an atomizing assembly, and a humidity control component. The atomizing assembly includes a water supply pipe, an atomizing pipe, and an atomizing nozzle. By combining the control panel, temperature control mechanism, and humidity control mechanism with the cultivation room, this utility model can monitor the humidity and temperature inside the cultivation room in real time and control the temperature and humidity according to the conditions inside the room, effectively improving the yield of edible fungi and reducing management costs.

The utility model discloses an integrated heating radiator head relates to the field of heating radiator head. Integrated heating radiator head includes: the flow pipe, and the flow pipe is small -bore pipeline, connecting casing, the both ends of symmetry fixed connection in flow pipe, the both sides of connecting casing symmetry have the connector, wherein, connecting casing, connector and flow pipe between through pouring integrated setting, the utility model discloses an integrated pouring forming process, solves the quality and the aesthetic pain point of traditional welding type, and through small -bore flow pipe again, realizes the heating effect optimization of water -saving, speed -up, increase efficiency, on the structural innovation and performance promotion of heating radiator head, has the practical value and market advantage of remarkable.

The invention relates to the technical field of heat exchange of electronic devices, in particular to a vapor chamber capillary core, a preparation method of the vapor chamber capillary core, a vapor chamber and an electronic device. The vapor chamber capillary core is essentially an implantable functional lattice capillary core, and aims to utilize the performance advantages of an advanced lattice structure to obtain a huge specific surface area by designing a more complex microstructure while keeping high porosity, thereby breaking the traditional contradiction between capillary performance and permeability in the traditional capillary core. In the vapor chamber capillary core, different lattice structures are arranged at the evaporation end and the condensation end, gradient design of a composite lattice capillary core module is achieved, completely different capillary core structures are adopted from the evaporation end to the condensation end, and the process with the two physical requirements of evaporation and condensation can be optimized in a targeted mode. Compared with a traditional sintered copper powder structure, the heat transfer limit of the vapor chamber is improved and optimized.

The utility model discloses a self-off-control socket and a charging device, which are characterized in that the self-off-control socket comprises a socket main body, a plug ejection mechanism and an ejection rod limiting part, the plug ejection mechanism and the ejection rod limiting part are arranged in the socket main body, and a socket body matched with a plug in a plugging manner is arranged in the socket main body; the plug ejection mechanism comprises an ejection rod and an ejection rod pushing part, and the ejection rod pushing part has self-resetting force for pushing the ejection rod from the insertion position to the separation position; the ejector rod limiting part comprises a limiting piece movably arranged on the socket main body and a limiting piece driving part for driving the inner end of the limiting piece to be close to or far away from the ejector rod; the ejector rod is provided with a matching part matched with the inner end of the limiting piece, and when the ejector rod is located at the inserting position, the limiting piece limits the ejector rod to move forwards; and when the limiting piece is separated from the matching part, the ejector rod pushing part pushes the ejector rod to move forwards to a separation position. According to the utility model, the adaptability is improved, and the safety is also improved.

This utility model provides an internal slider unhooking structure and mold. The structure includes: a support block disposed on a lower mold assembly, and a first unhooking mechanism movably disposed within the support block; the first unhooking mechanism includes a first shovel connecting block and a first shovel assembly; an ejection structure disposed on one side of the support block; a return structure disposed on the other side of the support block; a first moving assembly passing through a first moving space on the support block, and a first ejection groove disposed on the first moving assembly, the first ejection groove being adapted to a first inclined boss; the mold includes an upper mold assembly and a lower mold assembly; and also includes an internal slider unhooking structure; one end of the first shovel assembly passing through a first forming cavity; the support block disposed on a base plate, and a drive plate sleeved on the support block; the internal slider unhooking structure and mold proposed in this utility model do not require increasing the mold size, and can reduce the number of parts during mold making, thereby reducing production difficulty and further reducing the probability of damage and repair.

The utility model relates to the technical field of punching equipment, in particular to punching equipment which is used for punching the side wall of a pipe fitting and comprises a supporting assembly and a punching assembly. The at least two groups of punching devices are arranged at intervals in the length direction of the sliding part; the punching device comprises first feeding assemblies and a punching assembly, and the at least two first feeding assemblies are oppositely arranged to form a feeding channel of a pipe fitting; the material stirring assembly can abut against the pipe fittings on the first feeding assembly so as to drive the pipe fittings to move; the positioning driving device comprises a connecting rod and a positioning driving assembly; one end of the positioning driving assembly is connected with one group of punching devices, the driving end of the positioning driving assembly is connected with the connecting rod, and the positioning driving assembly drives the punching devices to move along the connecting rod so as to adjust the length of the feeding channel; full-automatic operation of feeding, positioning, punching and discharging of the pipe fitting is achieved, on the basis that the punching precision is guaranteed, the duration of the pipe fitting punching process is shortened, the labor cost is reduced, and meanwhile the adaptability of punching equipment is improved.

The utility model provides a durable air main valve and a pneumatic double diaphragm pump equipped with the same, the durable air main valve comprises a valve body, two ends of the valve body are respectively equipped with a left sealing cover and a right sealing cover, the valve body is also equipped with a reversing plate, and the reversing plate is provided with a first working hole, a second working hole and an exhaust hole located between the first working hole and the second working hole; two valve element sleeves and a piston sleeve are installed in the valve body, valve elements are installed in the two valve element sleeves, a piston is arranged at one end of each valve element, a sliding cover is installed on one side of each valve element, and a concave hole is formed in the bottom of each sliding cover. The valve body is further provided with an air connector, a first communicating hole and a second communicating hole. A communicating groove is further formed in the valve element. The air main valve is provided with the piston sleeve, the friction coefficient between the piston and the valve body is reduced, the abrasion and damage probability of the sealing ring of the sliding seal is reduced, and therefore the probability that the working efficiency is reduced and faults occur due to the abrasion and damage of the sealing ring of the sliding seal of the air main valve is reduced.

The utility model provides a kind of fertilizer application device for improving sandy alluvial soil granular structure, belong to fertilization equipment technical field, including the material box set on the mobile trolley bearing surface, the stirring drum is fixedly arranged in material box, the stirring assembly is arranged in the stirring drum along its axial direction, driving motor is rotatably arranged on the top of stirring assembly, plate valve is communicated and arranged in the bottom of stirring drum, batching hopper is communicated and arranged in the bottom of plate valve, driving motor is adjacent side and provided with organic material hopper, cutting mechanism is arranged on organic material hopper, the utility model prevents the cohesion of organic fertilizer by cutting mechanism, by inorganic material hopper and invests attapulgite powder, make rotten sheep manure and attapulgite powder into stirring drum, by driving motor drives the rotation of stirring arm on stirring assembly to fertilizer stirring mixing, after stirring, open plate valve, so that fertilizer enters batching hopper, then by the discharge pipe of inclination setting makes fertilizer discharge into the planting path of both sides, to prevent organic fertilizer from blocking discharge pipe, reduce equipment maintenance rate.

The application belongs to the technical field of tire conveying, and discloses an aerial non-powered tire conveying device, which comprises an elevator, a conveying assembly and a tire separating assembly. The elevator is arranged in suspension relative to the ground. The conveying assembly has a first end and a second end, the first end is higher than the second end, the first end is communicated with the elevator, the elevator is communicated with the second end, the inlet ends of two spiral tower mechanisms are selectively communicated with the elevator, and the shunt mechanism is communicated with the outlet ends of the spiral tower mechanisms. The tire conveying line of the aerial non-powered tire conveying device does not rely on power, reduces the delay faults caused by power, greatly reduces the manufacturing cost, improves the production efficiency, ensures the smooth, safe and reliable production of products, reduces the equipment manufacturing cost and the equipment maintenance rate due to the whole process without power, and is convenient to operate, time-saving and labor-saving, and realizes completely automatic operation.

The application discloses a low-temperature preservation cabinet and a control method of a variable-frequency fan thereof, and belongs to the technical field of refrigeration of the low-temperature preservation cabinet. The low-temperature preservation cabinet comprises a cabinet body and a compressor chamber, and the compressor chamber is internally provided with a condenser, a variable-frequency fan, a compressor, an electric control box and a sensor; the condenser is fixed at the front part of the compressor chamber; the variable-frequency fan is fixed on the condenser; the electric control box is fixed at the right rear part of the compressor chamber and is connected with the compressor and the variable-frequency fan through a circuit. The method reduces the noise and energy consumption of the low-temperature preservation cabinet, prolongs the service life of the fan, reduces the maintenance rate of the low-temperature preservation cabinet and lowers the cost; the rotating speed of the fan of the low-temperature preservation cabinet is associated with the condenser temperature, the ambient temperature and the start-stop state of the compressor, the control method is various, different maximum rotating speed values are set according to the start and stop states of the compressor, the noise and energy consumption are reduced, the effective use of energy is better promoted, the cost investment is reduced, and the sustainable development is favorable.