11results about How to "Simple process structure" patented technology

The invention discloses a biogas fermentation purification liquefaction and carbon capture process. The process comprises a biogas fermentation system for performing high-temperature fermentation on biomass; the biogas purification and liquefaction system, the CO2 purification and liquefaction system and the organic fertilizer production system are arranged at the biogas residue output end of the biogas fermentation system to produce organic fertilizer; a thermal energy recovery system; according to the invention, a high-temperature facultative anaerobic hydrolysis and high-temperature anaerobic fermentation process is provided, so that high-concentration biomass biogas is produced; cH4, H2S and CO2 in the biogas are separated and liquefied by adopting a process of'wet process and dry process serial desulfurization, PSA (Pressure Swing Adsorption) + MDEA (Methyl Methanol Ether Alcohol) decarburization, molecular sieve dehydration, single-order two-stage mixed refrigerant compression and propane refrigeration compression ', and produced liquid CH4 and CO2 are recycled; meanwhile, the biogas residues are subjected to a secondary fermentation technology under the action of microorganisms to obtain a solid organic fertilizer; in addition, the solar heat collection and heat pump technology is utilized, and the whole-field heat energy is recycled to supply heat to the biogas fermentation system.

The utility model discloses a pentagonal spoke type flexible temperature and pressure dual-mode sensor, and belongs to the field of flexible wearable electronics. The sensor mainly comprises a flexible substrate layer and a flexible packaging layer, wherein the upper surface of the substrate layer is provided with five transversely distributed metal temperature-sensitive films as temperature detection units; a longitudinally distributed metal temperature-sensitive film is used as a pressure detection unit; the flexible substrate layer is provided with a cavity and is in sealed connection with the packaging layer. The uniform distribution of the pentagonal radiation type temperature-sensitive film can effectively disperse the pressure, reduces the measurement error caused by local stress concentration, and is high in structural stability. The temperature-sensitive film is processed and manufactured by adopting the MEMS technology, has the advantages of light weight, low manufacturing cost, simple manufacturing process and the like, and can be widely applied to the fields of wearable electronic equipment and the like.

The utility model relates to the technical field of water ecological treatment structures, in particular to a slope distributed ditch type sewage ecological treatment system. Comprising transverse ditches and longitudinal ditches, the transverse ditches are closed ditches which are formed in a slope in the horizontal direction and construct an anaerobic environment for sewage treatment, the transverse ditches are distributed at intervals in the slope direction, a water inlet is formed in the transverse ditch located at the highest position of the slope, and a water outlet is formed in the transverse ditch located at the lowest position of the slope; the longitudinal ditches are open ditches which are formed in the slope surface in the slope descending direction and are used for constructing an aerobic environment for sewage treatment, and the two ends of the longitudinal ditches are communicated with the adjacent transverse ditches respectively; and a plurality of longitudinal ditches are arranged between the adjacent transverse ditches. The treatment system is simple in structure, sewage left from the slope can be alternately treated in an anaerobic environment and an aerobic environment through the combined structure of the transverse ditches and the longitudinal ditches, the sewage treatment effect is greatly improved, the manufacturing cost is low, and use is convenient.

A built-in diffusion combustion device and method for a fire tube type oil field heating furnace belongs to the technical field of fire tube type oil field heating furnace. The device and method include two fuel staging and three air staging. In the combustion stage of the fire tube, the primary fuel and the primary air burn in the primary combustion chamber. The secondary combustion transports the fuel to the depth of the fire tube through the diffusion tube, and after mixing with the secondary air and the tertiary air that complement each other, it slowly diffuses and burns in the direction away from the wall of the fire tube. The present invention lengthens the fuel combustion flame and reduces the combustion intensity, which can effectively reduce the concentrated thermal stress caused by the local high temperature of the fire tube and avoid the problem of equipment burning caused by high temperature. The process structure is simple and the diffusion combustion device is easy to replace and maintain. Compared with the traditional fire tube type oil field heating furnace combustion device, it reduces the combustion consumption and operating costs, and ensures the efficient and long-term operation of the fire tube type oil field heating furnace.

The present invention provides a magnetic suspension bearing stator assembly and a magnetic suspension motor having the same, the magnetic suspension bearing stator assembly comprises: a magnetic conductive ring, a magnetic steel, a radial ring and an iron core, the magnetic conductive ring and the magnetic steel are located on one side of the radial ring, the iron core is partially arranged in the radial ring, a plastic sealing cavity is formed between the magnetic conductive ring, the magnetic steel, the radial ring and the iron core, the middle part of the iron core has an avoidance hole, the plastic sealing cavity is located on the periphery of the avoidance hole, and the plastic sealing cavity is filled with plastic sealing glue. The technical solution provided by the present application can solve the problem of unreliable fixation of internal parts of the stator assembly in the prior art.

This utility model discloses a cooling device for a roller kiln, including a bearing housing, an outer bearing component, and an inner bearing component. The bearing housing has a fixed cavity formed for the end of a pre-set kiln roller shaft to pass through, and the fixed cavity is coaxially divided into a first receiving cavity, a hollow cavity, and a second receiving cavity. The outer bearing component is sleeved on the end of the kiln roller shaft and fixedly placed in the first receiving cavity. The inner bearing component is sleeved on the end of the kiln roller shaft and fixedly placed in the second receiving cavity. The hollow cavity and the outer circumferential surface of the kiln roller shaft end form a cooling cavity that unidirectionally communicates with the inner bearing component. An air guide channel is provided inside the bearing housing, with one end extending into the hollow cavity and the other end extending through to the outside of the bearing housing, allowing pre-set cooling air to sequentially enter the cooling cavity through the air guide channel and then blow towards the inner bearing component. This utility model achieves cooling of the inner bearing component by guiding the cooling air to the high-temperature side, thus extending its service life.

The utility model discloses a pickup device for annular parts, and relates to the technical field of processing equipment, the pickup device comprises a rack, a transmission mechanism, a feeding mechanism and a pickup mechanism, the transmission mechanism comprises a movable driving module and a clamping assembly, the clamping assembly is arranged on the movable driving module, and the clamping assembly is arranged on the rack. The moving driving module is used for driving the clamping assembly to move horizontally, and the clamping assembly is used for clamping a flexible belt. The feeding mechanism comprises a feeding pipe and a discharging piece, the discharging piece is arranged at the outlet end of the feeding pipe, and the discharging piece is provided with a discharging groove consistent with the axial direction of the flexible belt; the picking mechanism comprises an air cylinder, an ejector pin and a pressing barrel, the air cylinder is arranged on the clamping assembly, the ejector pin is sleeved with the pressing barrel, and the ejector pin is connected to an output shaft of the air cylinder; transmission and material moving are carried out synchronously, time is saved, efficiency is improved, the machining structure is simplified, the structure is simple, and cost is greatly reduced.

The present invention discloses a device for quickly replacing a small material tube group, comprising an injection seat, on which a small material tube group is installed, and on which a feed hopper is detachably installed; the small material tube group comprises a melt glue barrel, which is connected to the injection seat through a transition seat, and a hopper transition seat is provided on the melt glue barrel, and the hopper transition seat is connected to the feed hopper through a connecting flange; a melt glue screw is provided in the melt glue barrel, and a nozzle flange is installed at one end of the melt glue barrel away from the injection seat, and a nozzle is installed on the nozzle flange; a heating ring is installed on the outer periphery of the melt glue barrel; the present invention solves the problem that some products have high precision requirements and require particularly high injection pressure. The conventional method for injection is to replace the screw diameter that matches the injection pressure, and it is not necessary to change the main body of the machine, and only the material tube group needs to be changed to achieve it.

This application provides a chemical mechanical polishing pad mounting device, including a base, with a mounting part at one end of the base. The mounting part includes a bottom wall and a surrounding wall circumferentially surrounding the bottom wall. The surrounding wall and the bottom wall form a mounting groove. An alignment mechanism is provided on the surrounding wall. The mounting groove and the alignment mechanism are configured to achieve axial centering and positioning of the ceramic disc and the wax-free adsorption pad, thereby effectively improving the alignment accuracy between the wax-free adsorption pad and the ceramic disc, enabling the wax-free adsorption pad to accurately adhere to the ceramic disc, improving the bonding success rate, reducing the risk of material waste, and the chemical mechanical polishing pad mounting device of this application greatly simplifies the process structure and reduces costs.

The embodiment of the utility model provides a door lock. The door lock comprises a first elastic piece, a sliding assembly, a locking assembly and a shell. Wherein the locking assembly comprises a locked piece and a locking piece, and the locked piece and the locking piece are in locking fit; a containing space is formed in the shell, the sliding assembly, the locking piece and the first elastic piece are arranged in the containing space, and the locking piece is fixed to the shell in a rotating mode. The first elastic piece is used for abutting against the locking piece, and the locked piece can move in the sliding direction of the sliding assembly so as to drive the locking piece to rotate. The door lock has an opening state and a locking state, in the locking state, the locking piece is matched with the locked piece in a locking mode, and the first elastic piece abuts against the locking piece, so that the locking piece is kept in the locking matching state with the locked piece. According to the door lock, manual locking can be achieved, the door lock cannot be opened from the outside easily after being locked, and meanwhile the door lock is reasonable and simple in technological structure, low in manufacturing cost, low in installation and warranty cost and high in safety.