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34results about How to "Full cycle" patented technology

High-efficiency hydrogen sulfide gas absorption device

The invention relates to a high-efficiency hydrogen sulfide gas absorption device which mainly solves the problem about purification of hydrogen sulfide in industrial gas. The high-efficiency hydrogen sulfide gas absorption device comprises a swirl jet absorber, an integrated desorption and regeneration device and a circulating liquid pump, wherein the swirl jet absorber adopts single-stage or multistage connection and is provided with a mixed gas inlet, an absorption liquid inlet, a purified gas outlet and an absorption liquid outlet, and a one-way valve is connected to the bottom of the swirl jet absorber; the integrated desorption and regeneration device is provided with an air inlet, an elementary sulfur outlet, an absorption liquid outlet and a sampling port, and the absorption liquid outlet is connected with the circulating liquid pump; the circulating liquid pump conveys absorption liquid to the absorption liquid inlet of the swirl jet absorber, and a detection instrument and the one-way valve are connected to the inside of a pipeline. According to the high-efficiency hydrogen sulfide gas absorption device provided by the invention, the absorption efficiency of the hydrogen sulfide in the gas is improved, and the stability of the absorption device is enhanced.
Owner:EAST CHINA UNIV OF SCI & TECH

Method for synthesising methanol by complete cycle of carbon monoxide, carbon dioxide and hydrogen

The invention discloses a method for synthesising methanol by the complete cycle of carbon monoxide, carbon dioxide and hydrogen, comprising the following steps of: adjusting the content of carbon dioxide in raw material gases for synthesising methanol to control the intensity of heat release in a reaction for synthesising methanol, so as to achieve the matching of heat released from the synthesis reaction and the heat transfer of a methanol synthesis tower, wherein the concentration in mole percentage of carbon dioxide in the synthesising gases is 10.0-20.5%; performing gas-liquid separation and boosting on the unreacted carbon monoxide, carbon dioxide and hydrogen after catalytic reaction on the raw material gases consisting of carbon monoxide, carbon dioxide and hydrogen, and then returning all the unreacted gases to the inlet of the synthesis tower; and adjusting the ratio of the carbon monoxide to the carbon dioxide to the hydrogen in a fresh gas, and enabling the synthesising gases entering in the synthesis tower to satisfy a hydrogen-carbon ratio of 2.00-2.80. The method disclosed by the invention realizes the complete cycle of carbon monoxide, carbon dioxide and hydrogen, reduces energy and the losses of non-renewable resources, optimizes the process technology for synthesising methanol, and decreases production cost.
Owner:SOUTHWEST RES & DESIGN INST OF CHEM IND

Method for extracting lead from lead sulfide concentrate through two-stage countercurrent constant-pressure oxidizing leaching of sulfonic acid solution

The invention discloses a method for extracting lead from lead sulfide concentrate through two-stage countercurrent constant-pressure oxidizing leaching of a sulfonic acid solution. The method comprises the following steps of mixing the sulfonic acid solution with lead sulfide concentrate and a surfactant in a reaction kettle, adopting iron ions as an oxidation catalyst, and performing a two-stage countercurrent leaching method of neutral oxidizing leaching and acid oxidizing leaching under constant pressure to achieve selective leaching of lead; oxidizing sulfur in the concentrate into elemental sulfur which remains in slag; performing electrodeposition on a neutral leaching solution so as to obtain metal lead and a waste electrolyte; performing next acid leaching on the waste electrolyte or preparing an electrolyte from the waste electrolyte and a new solution; and enabling an acid leaching solution to enter the procedure of the next neutral leaching. Through the adoption of the method, not only can the efficient extraction of lead be realized, but also the cyclic utilization of the leaching solution and the electrolyte is realized, and waste solutions are not produced, so that green and environmental protection requirements are met.
Owner:CENT SOUTH UNIV

Powder coating closed circulation pulverizer unit

The invention discloses a powder coating closed circulation pulverizer unit. The powder coating closed circulation pulverizer unit comprises a pulverizer, a cyclone separation unit, a bag dust collector and an induced draught fan which are connected in sequence, wherein the dust collector unit further comprises an evaporator arranged behind the induced draught fan; the evaporator is externally connected with a refrigerating compressor unit and communicates with the pulverizer; the evaporator also communicates with a tablet compressing cooling crusher in front of the pulverizer. Through the arrangement, gas and dust both circulate in pulverizer equipment or are collected by the dust collector for reutilization, so that atmospheric pollution is avoided, the utilization rate of raw materials is high. Through the additional arrangement of the refrigerating compressor unit, the temperature in the whole circulation can be lowered, the temperature of the pulverizer can be lowered, lasting rising of the temperature in the pulverizer is avoided, and the quality of produced coating is guaranteed.
Owner:玉石塑粉有限公司

Two-stage counter current oxidative pressure leaching method for lead in lead sulfide concentrate with sulfonic acid solution

The invention discloses a two-stage counter current oxidative pressure leaching method for lead in lead sulfide concentrate with a sulfonic acid solution. According to the method, the sulfonic acid solution is mixed with the lead sulfide concentrate and a surfactant, then the mixture reacts in an autoclave, iron ions are adopted to serve as an oxidation catalyst, and selective leaching of lead is realized with a two-stage counter current leaching method including neutral oxygen pressure leaching and acid oxygen pressure leaching; sulfur in the concentrate is oxidized into element sulfur and remains in slag. A neutral leaching agent is subjected to electrodeposition and metal lead and a waste electrolyte are obtained; the waste electrolyte is used for acid leaching next time or used for preparing a new electrolyte. With the adoption of the method, efficient extraction of the lead is realized, recycling of the leaching liquor and the electrolyte is realized, no waste liquor is produced, and the method meets the requirement for environment protection.
Owner:CENT SOUTH UNIV

Preparation method of magnesium glycinate chelate

The invention discloses a preparation method of a magnesium glycinate chelate. The preparation method comprises the following steps: (1) synthesis reaction: adding glycine, a magnesium compound and water into a reaction kettle according to a ratio, stirring and mixing the raw materials, heating the mixture to a reaction temperature, allowing the mixture to react for a period of time to obtain a reaction solution, (2) purification of the product: filtering the reaction liquid at a certain temperature to obtain a filtrate and a filter residue; carrying out alcohol precipitation treatment on the filtrate, allowing the filtrate to stand for a period of time, and then centrifugally separating the filtrate to obtain alcohol precipitation solution and precipitate; drying the precipitate to obtain the magnesium glycinate chelate product; (3) post-treatment: rectifying the alcohol precipitation solution, and reusing the alcohol obtained after rectification to the alcohol precipitation treatment step; and returning the distillation residue after rectification and the filter residue to the reaction kettle for reuse. The invention provides the preparation method of the magnesium glycinate chelate without interference ions, and three wastes are prevented.
Owner:HEBEI DONGHUA JIHENG CHEM

Self-balancing vibration and rubber pad shock absorption fluidized bed type ion exchange water treatment device

The invention discloses a self-balancing vibration and rubber pad shock absorption fluidized bed type ion exchange water treatment device. The self-balancing vibration and rubber pad shock absorption fluidized bed type ion exchange water treatment device is characterized in that repetitive conical funnel sieve surfaces and wide-brimmed hat-shaped sieve surfaces in a tower body form a plurality of layers of supporting discs for resin dispersion, vibration is transmitted by using water as a medium carrier to realize layer-by-layer falling and dispersion of resin, central falling pipes complete transfer of the resin from the conical funnel sieve surfaces to the wide-brimmed hat-shaped sieve surfaces, elastic ring pieces on the edges of the wide-brimmed hat-shaped sieve surfaces can realize micro-pressure opening to allow the resin to be transferred to a next conical funnel sieve surface, and the resin is repetitively diffused layer by layer, falls down and finally is transferred and conveyed to a next working step through a pump and a Venturi injection and absorption device at a tower bottom. The repetitive conical funnel sieve surfaces and the wide-brimmed hat-shaped sieve surfaces in the tower body can realize smooth resin falling and resin circulation by fully utilizing buoyancy, vibration and inclination angles, thereby the effects of long time of contact between the resin and a liquid phase, full ion exchange, no channeling and no dead corner are realized, the automatic continuous operation is realized under the condition of high-efficiency and uniform countercurrent mass transfer, and the application value is important.
Owner:泰州市海通资产管理有限公司

Order information processing method and device, electronic equipment and computer readable medium

The embodiment of the invention discloses an order information processing method and device, electronic equipment and a computer readable medium. One specific embodiment of the method comprises the steps of acquiring user order information of a target user, wherein the user order information comprises at least one service order number and a user order state; obtaining at least one piece of servicelist information corresponding to the at least one service list number from a target database, with the service list information comprising a service list state; adding the service list information in the at least one piece of service list information into a service list information processing queue; and executing a target operation on the service list information in the service list informationprocessing queue. According to the embodiment, the life cycle of purchasing and using the virtual commodity is perfected, and the problem that the user cannot use the service corresponding to the virtual commodity due to loss, leakage and embezzlement of the exchange code is avoided.
Owner:BEIJING JINGDONG TUOXIAN TECH CO LTD

Agricultural product dampproof storage device

The invention discloses an agricultural dampproof storage device, and relates to the technical field of agricultural equipment. The agricultural dampproof storage device comprises a storage room, a feeding hopper is mounted at the top of the storage room in a communicating manner, and a screen plate is horizontally arranged in the storage room. A scattering mechanism is arranged above the screen plate, a lifting and circulating mechanism is arranged in a lifting barrel, and an air blower located below the screen plate is arranged in the storage room. A dust removal mechanism is arranged on theside wall of the storage room. According to the agricultural dampproof storage device, cereal grains can be stored, and an efficient drying and dust removing effect can be achieved. The cereal gainson the screen plate can be laid through a tooth plate in the scattering mechanism, meanwhile, the screen plate vibrates, the cereal grains gradually drop, the cereal grains are scattered, and meanwhile the drying effect of hot air injected by an air injection disc is achieved. By means of circulation of the lifting and circulating mechanism, the cereal grains can be repeatedly and fully dried. Dust can be removed through the arranged dust removal mechanism, and the cleanliness and quality of the cereal grains are improved.
Owner:赣州轩义科技有限公司

Hair-protection unhairing and liming waste liquor recycling method

The invention provides a hair-protection unhairing and liming waste liquor recycling method in the tanning industry. In the method, an organic sulfur unhairing material is used to carry out hair-protection unhairing; sodium sulfide and lime are used to carry out liming processing; after solid impurities in liming waste liquor are removed, the liming waste liquor replaces water to be reused in theliming processing; after being circulated for 1 to 5 times, the liming waste liquor is processed by acid, so that sodium sulfide in the waste liquor is converted into hydrogen sulfide and proteins also generate precipitates; the generated sodium sulfide is adsorbed by using sodium hydroxide and is reused in the liming processing; after the proteins in the processed waste liquor are filtered, the processed waste liquor is reused for pre-soaking, so that the complete circulation of the liming waste liquor is realized.
Owner:CHINA LEATHER & FOOTWEAR IND RES INST

Multi-trophic-level ecological aquaculture method

The invention provides a multi-trophic-level ecological aquaculture method. A fish-alga two-layer ecological aquaculture mode is adopted, and fish aquaculture is divided into an upper layer and a lower layer; and shallow sea fish is aquacultured on the upper layer, and benthoic filter-feeding bionts are aquacultured on the lower layer. The multi-trophic-level ecological aquaculture method has the beneficial effects that by combination of bionts at different trophic niches, substances fed into a net cage aquaculture system can be fully circulated for multiple times, so that the utilization efficiency of the substances and energy in the system is improved, function complementation between different aquaculture type systems is realized, and discharge of net cage aquaculture wastes to the surrounding environment is reduced. The multi-trophic-level aquaculture mode is a 'carbon gathering' aquaculture mode aiming to enable bait feeding type net cage aquaculture to maintain a long-term sustainable development state, increase the economical and environmental benefits of a unit aquaculture system and reduce 'ecological footprint'.
Owner:ZHEJIANG OCEAN UNIV

Tea fermentation barrel

The invention discloses a tea fermentation barrel. The tea fermentation barrel comprises a barrel body, a cover, a gas inlet pipe with a valve, a gas outlet pipe, a drain pipe with a valve, support legs and a sieve plate. The tea fermentation barrel is a small fermentation barrel, which is applicable of small-batch production of multiple tea varieties; by inletting steam for heating, supplying water and oxygen and applying a pumping device and a spraying device to adjusting moisture, tea leaves can be oxidized at preferential temperature and humidity, and internal and external air can be in full circulation to facilitate oxidization of polyphenols in tea leaves. The tea fermentation barrel is simple in structure, convenient to use and capable of saving processes and improving the production efficiency and quality.
Owner:贵州绿欣生态农业开发有限公司

Fluid bed type ion exchange water treatment device adopting electromagnetic vibration and provided with foam cushions for damping

The invention discloses a fluid bed type ion exchange water treatment device adopting electromagnetic vibration and provided with foam cushions for damping. The device has the key characteristics that repeated conical funnel screen surfaces and bamboo hat screen surfaces in each tower body constitute multilayered support discs for dispersing resin, and water is taken as a medium carrier to transmit vibration, so that layer-by-layer falling and dispersing of resin are realized; resin on the conical funnel screen surfaces is transferred to the bamboo hat screen surfaces by the aid of central blanking pipes; the resin is transferred to the next conical funnel screen surface through micro-pressure opening which can be realized by elastic ring pieces on the edges of the bamboo hat screen surfaces; the resin is repeatedly diffused and falls off layer by layer, and finally, the resin is transferred and transported to a tower in the next work step by the aid of pumps and a Venturi ejection and absorption device at the corresponding tower bottom. The repeated conical funnel screen surfaces and bamboo hat screen surfaces in each tower body can sufficiently utilize buoyancy force, vibration and inclination to realize smooth falling and circulating of the resin, so that the contact time of the resin and a liquid phase is long, ion exchange is sufficient, liquid channeling and dead angles are avoided, automatic continuous operation is realized conveniently under the condition of efficient and uniform countercurrent mass transfer, and the device has an important application value.
Owner:JISHOU UNIVERSITY

Method for manufacturing green environmental-protection battery-grade ferrous oxalate

The invention discloses a method for manufacturing green environmental-protection battery-grade ferrous oxalate; the method comprises the steps: with a full circulation process for production of a mother liquid with ferrous oxalate, carrying out a continuous reaction of a pure iron bar with the mass percentage of 99.95% and a reaction mother liquid containing sulfuric acid with the mass percentageof 12%-16% for 8-12 h under normal temperature and pressure, to generate a ferrous sulfate solution; pumping the ferrous sulfate solution to a reaction kettle by a pump, heating up to 38-42 DEG C, then adding an oxalic acid aqueous solution, to generate a precipitate ferrous oxalate and dilute sulfuric acid, carrying out cooling and separation steps, carrying out washing and drying processes of the solid ferrous oxalate, allowing all the liquid sulfur acid to return to a ferrous sulfate preparation process, and carrying out cyclic repetition of the all steps, so as to save consumption of theraw material sulfuric acid and consumption of alkaline materials required for subsequent neutralization of the acidic mother liquid. The method has the advantages of reducing raw material consumptionand reducing the cost of wastewater treatment, at the same time, the particle size distribution of the ferrous oxalate product is uniform, and the method shows good economic and environmental benefitsin technology.
Owner:赤峰开瑞科技有限公司

Olefin hydration reaction process and system

An olefin hydration reaction method comprises the following steps: respectively introducing water and a mixed C4 raw material into a reactor, mixing and contacting with a solid acid catalyst, and carrying out hydration reaction under hydration reaction conditions to obtain tert-butyl alcohol; wherein the olefin hydration reaction device consists of a reactor (5), a liquid-solid separator (10), a liquid-liquid separator (15) and a jet mixer (4); a dispersed phase inlet (1) and a continuous phase inlet are formed in the bottom of the reactor, and the top of the reactor is communicated with the bottom of the reactor sequentially through a downcomer upper section (9), a solid-liquid separator, a downcomer lower section (11) and the jet mixer (4). The clear liquid outlet (12) of the solid-liquid separator is communicated with an inlet of the liquid-liquid separator, and a water phase outlet of the liquid-liquid separator is communicated with a suction inlet of the jet mixer (4). According to the olefin hydration reaction method provided by the invention, liquid-liquid mass transfer is enhanced, the catalyst circularly flows in the reactor, the reaction efficiency can be improved, and the long-period operation of the device is realized.
Owner:CHINA PETROLEUM & CHEM CORP +1

Method for combining large-diameter tree/tree house with multiple small trees

The invention discloses a method for combining large-diameter tree / tree house with multiple small trees and provides a method for combining small tree seedlings with a ground diameter of phi (1cm-3cm) into one tree and growing into a tree with a huge diameter in 5-10 years. Moreover, another function of the tree is that the tree is a new variety not existing in the nature. The method for combining large-diameter tree / tree house with multiple small trees comprises the technical procedure as follows: small tree seedlings with a ground diameter of phi (around 1cm-3cm) and a height of 1.5-3m are selected; then a pit is dug and a plurality of small tree seedlings are together placed in the pit; then two planes of two rind parts of 60mm sections of the trunks of two small tree seedlings in the most center which can be contacted are selected and flatly jointed; then 2-4 small holes are drilled in two contact points; crabsticks with a ground diameter of phi (1mm) are inserted into the holes; then the residual crabsticks are removed so that the crabsticks are aligned to an outer wall; then the crabsticks are fixed by thin ropes; 502 or white latex glue is coated between the crabsticks and the hole walls so that the crabsticks and the hole walls are firmly stuck; after fixation, the rope is unfastened; and so forth, a neighboring tree is placed closely and connected by crabsticks; afterthe connection is completed, the trees are bound by a soft rope; then the soft rope is removed in a half year so that the trees can grow naturally; after the trees grow higher, the height positions are connected by adopting the same method. The trunks are outwards bent at a required height and are fixed by bending plates with a bending angle of 120-150 degrees (as shown in diagram 3); then the bending plates are removed in a half year; and the trees are conventionally and carefully cultured; the crown is pruned; and the trees grow into a tree with a huge diameter in a plurality of years.
Owner:朱永平

Self-balancing vibration spring shock-absorbing fluidized bed ion exchange water treatment device

The invention discloses a self-balancing vibration and spring shock absorption fluidized bed type ion exchange water treatment device. The self-balancing vibration and spring shock absorption fluidized bed type ion exchange water treatment device is characterized in that repetitive conical funnel sieve surfaces and wide-brimmed hat-shaped sieve surfaces in a tower body form a plurality of layers of supporting discs for resin dispersion, vibration is transmitted by using water as a medium carrier to realize layer-by-layer falling and dispersion of resin, central falling pipes complete transfer of the resin from the conical funnel sieve surfaces to the wide-brimmed hat-shaped sieve surfaces, elastic ring pieces on the edges of the wide-brimmed hat-shaped sieve surfaces can realize micro-pressure opening to allow the resin to be transferred to a next conical funnel sieve surface, and the resin is repetitively diffused layer by layer, falls down and finally is transferred and conveyed to a next working step through a pump and a Venturi injection and absorption device at a tower bottom. The repetitive conical funnel sieve surfaces and the wide-brimmed hat-shaped sieve surfaces in the tower body can realize smooth resin falling and resin circulation by fully utilizing buoyancy, vibration and inclination angles, thereby the effects of long time of contact between the resin and a liquid phase, full ion exchange, no channeling and no dead corner are realized, the automatic continuous operation is realized under the condition of high-efficiency and uniform countercurrent mass transfer, and the application value is important.
Owner:JISHOU UNIVERSITY

Vibrating motor vibration and foam pad shock absorption fluidized bed type ion exchange water treatment device

The invention discloses a vibrating motor vibration and foam pad shock absorption fluidized bed type ion exchange water treatment device. The vibrating motor vibration and foam pad shock absorption fluidized bed type ion exchange water treatment device is characterized in that repetitive conical funnel sieve surfaces and wide-brimmed hat-shaped sieve surfaces in a tower body form a plurality of layers of supporting discs for resin dispersion, vibration is transmitted by using water as a medium carrier to realize layer-by-layer falling and dispersion of resin, central falling pipes complete transfer of the resin from the conical funnel sieve surfaces to the wide-brimmed hat-shaped sieve surfaces, elastic ring pieces on the edges of the wide-brimmed hat-shaped sieve surfaces can realize micro-pressure opening to allow the resin to be transferred to a next conical funnel sieve surface, and the resin is repetitively diffused layer by layer, falls down and finally is transferred and conveyed to a next working step through a pump and a Venturi injection and absorption device at a tower bottom. The repetitive conical funnel sieve surfaces and the wide-brimmed hat-shaped sieve surfaces in the tower body can realize smooth resin falling and resin circulation by fully utilizing buoyancy, vibration and inclination angles, thereby the effects of long time of contact between the resin and a liquid phase, full ion exchange, no channeling and no dead corner are realized, the automatic continuous operation is realized under the condition of high-efficiency and uniform countercurrent mass transfer, and the application value is important.
Owner:东莞市合丰环保投资有限公司

Method for leaching lead from lead sulfide concentrate by two-stage countercurrent atmospheric pressure oxidation with sulfonic acid solution

The invention discloses a method for extracting lead from lead sulfide concentrate through two-stage countercurrent constant-pressure oxidizing leaching of a sulfonic acid solution. The method comprises the following steps of mixing the sulfonic acid solution with lead sulfide concentrate and a surfactant in a reaction kettle, adopting iron ions as an oxidation catalyst, and performing a two-stage countercurrent leaching method of neutral oxidizing leaching and acid oxidizing leaching under constant pressure to achieve selective leaching of lead; oxidizing sulfur in the concentrate into elemental sulfur which remains in slag; performing electrodeposition on a neutral leaching solution so as to obtain metal lead and a waste electrolyte; performing next acid leaching on the waste electrolyte or preparing an electrolyte from the waste electrolyte and a new solution; and enabling an acid leaching solution to enter the procedure of the next neutral leaching. Through the adoption of the method, not only can the efficient extraction of lead be realized, but also the cyclic utilization of the leaching solution and the electrolyte is realized, and waste solutions are not produced, so that green and environmental protection requirements are met.
Owner:CENT SOUTH UNIV

Self-balancing vibration and spring shock absorption fluidized bed type ion exchange water treatment device

The invention discloses a self-balancing vibration and spring shock absorption fluidized bed type ion exchange water treatment device. The self-balancing vibration and spring shock absorption fluidized bed type ion exchange water treatment device is characterized in that repetitive conical funnel sieve surfaces and wide-brimmed hat-shaped sieve surfaces in a tower body form a plurality of layers of supporting discs for resin dispersion, vibration is transmitted by using water as a medium carrier to realize layer-by-layer falling and dispersion of resin, central falling pipes complete transfer of the resin from the conical funnel sieve surfaces to the wide-brimmed hat-shaped sieve surfaces, elastic ring pieces on the edges of the wide-brimmed hat-shaped sieve surfaces can realize micro-pressure opening to allow the resin to be transferred to a next conical funnel sieve surface, and the resin is repetitively diffused layer by layer, falls down and finally is transferred and conveyed to a next working step through a pump and a Venturi injection and absorption device at a tower bottom. The repetitive conical funnel sieve surfaces and the wide-brimmed hat-shaped sieve surfaces in the tower body can realize smooth resin falling and resin circulation by fully utilizing buoyancy, vibration and inclination angles, thereby the effects of long time of contact between the resin and a liquid phase, full ion exchange, no channeling and no dead corner are realized, the automatic continuous operation is realized under the condition of high-efficiency and uniform countercurrent mass transfer, and the application value is important.
Owner:JISHOU UNIVERSITY

Vibration motor vibration spring shock absorption fluidized bed ion exchange water treatment device

The invention discloses a fluid bed type ion exchange water treatment device provided with vibration motors and vibration springs for shock absorption. The fluid bed type ion exchange water treatment device is characterized in that repeated conical funnel screen surfaces in tower bodies and bamboo-hat type screen surfaces constitute multiple layers of supporting plates for resin dispersing, and water is taken as a medium carrier to transmit vibration, so that resin can fall and be dispersed layer by layer; the resin on the conical funnel screen surfaces is transferred to the bamboo-hat type screen surfaces through central material discharging pipes, an elastic ring piece on the edge of each bamboo-hat type screen surface can be opened under micro pressure, and then the resin can be transferred to the next conical funnel screen surface, is dispersed repeatedly layer by layer, falls at a tower bottom and is transferred and conveyed to the next tower according to the work step through a pump and a Venturi sprayer. The resin on the repeated conical funnel screen surfaces and the bamboo-hat type screen surfaces in the tower bodies can smoothly fall and can be circulated by making full use of buoyancy, vibration and dip angles, so that the resin can be contact with a liquid phase for a long time, ion exchange is sufficient, liquid channeling and dead angles do not exist, automatic continuous operation can be conveniently realized under an efficient and uniform countercurrent mass transfer condition, and the device has important application value.
Owner:JISHOU UNIVERSITY

Self-balancing vibration and foam pad shock absorption fluidized bed type ion exchange water treatment device

The invention discloses a self-balancing vibration and foam pad shock absorption fluidized bed type ion exchange water treatment device. The self-balancing vibration and foam pad shock absorption fluidized bed type ion exchange water treatment device is characterized in that repetitive conical funnel sieve surfaces and wide-brimmed hat-shaped sieve surfaces in a tower body form a plurality of layers of supporting discs for resin dispersion, vibration is transmitted by using water as a medium carrier to realize layer-by-layer falling and dispersion of resin, central falling pipes complete transfer of the resin from the conical funnel sieve surfaces to the wide-brimmed hat-shaped sieve surfaces, elastic ring pieces on the edges of the wide-brimmed hat-shaped sieve surfaces can realize micro-pressure opening to allow the resin to be transferred to a next conical funnel sieve surface, and the resin is repetitively diffused layer by layer, falls down and finally is transferred and conveyed to a next working step through a pump and a Venturi injection and absorption device at a tower bottom. The repetitive conical funnel sieve surfaces and the wide-brimmed hat-shaped sieve surfaces in the tower body can realize smooth resin falling and resin circulation by fully utilizing buoyancy, vibration and inclination angles, thereby the effects of long time of contact between the resin and a liquid phase, full ion exchange, no channeling and no dead corner are realized, the automatic continuous operation is realized under the condition of high-efficiency and uniform countercurrent mass transfer, and the application value is important.
Owner:CHIBI ZHAOLI QIAODONGZHUANG TEA

Novel geothermal power plant process flow

The process flow of a geothermic electropower station has the main technical characteristics that a corrosion resistant multifunctional vacuum circulating water sump is used for converting the heat of corrosive geothermal water into steam, then the steam is recovered by a multifunctional steam recovering cabin; the recovered steam is compressed and heated layer by layer to finally form high temperature and high pressure water vapor reaching the supercritical pressure, and the water vapor is used for driving a steam turbine to generate electricity; furthermore, after doing work, the whole low temperature and low pressure water vapor is discharged and recovered, so as to realize circulating power generation.
Owner:冼泰来

A method for extracting lead from lead plaster and lead sulfide concentrate by wet method

The invention discloses an all-wet method for extracting lead from lead plaster and lead sulfide concentrate. The method comprises the steps that the lead plaster of a waste lead acid accumulator and a carbonate solution are subjected to a desulfurization conversion reaction, solid-liquid separation is conducted, a sulfate solution and desulfurization conversion materials are obtained, the desulfurization conversion materials are subjected to neutral leaching by means of a methanesulfonic acid solution, and neutral leachate and neutral leaching residues are obtained through liquid-solid separation; the neutral leachate and waste sulfate electrolyte are blended for preparing sulfate electrolyte which is then subjected to lead electrodeposition, and a lead plate and waste lead electrolyte are obtained; and the neutral leaching residues serve as an oxidizing agent, the lead sulfide concentrate is subjected to acid leaching by means of the waste sulfate electrolyte, liquid-solid separation is conducted, acid leachate and acid leaching residues are obtained, and the acid leachate returns for application to neutral leaching next time. By adoption of the method, the lead is efficiently extracted, the leachate and the sulfate electrolyte are recycled, no waste liquid is generated, and the requirement for environment protection is met.
Owner:CENT SOUTH UNIV

Cluster-guided down-the-hole hammer drilling tool

ActiveCN110552615BMeet the size requirements of the holeMeet size requirementsDrilling rodsBorehole drivesSlagClassical mechanics
The invention discloses a beam concentrating type guiding type down-the-hole hammer drilling rig. The beam concentrating type guiding type down-the-hole hammer drilling rig comprises a down-the-hole hammer assembly which comprises an installing barrel; a circle of down-the-hole hammer single bodies are fixed to the inner wall of the installing barrel; the center of the installing barrel is hollowout to form a slag discharging channel; each water supplying hose outlet of the down-the-hole hammer assembly is located in the hammerhead bottom face of the corresponding down-the-hole hammer singlebody; an exhausting port of each down-the-hole hammer single body is also located in the hammerhead bottom face of the down-the-hole hammer single body; the down-the-hole hammer assembly further comprises a slag discharging hose with the bottom stretching into the slag discharging channel; a plurality of correcting devices are arranged on the outer wall of the installing barrel; each correcting device comprises a cylinder; the top of each cylinder is hinged to the outer wall of the installing barrel; an upper connection rod is hinged to the bottom of each cylinder; a lower connection rod is hinged to the lower end of each upper connection rod; and the lower end of each lower connection rod is also hinged to the outer wall of the installing barrel. The drilling rig can be used for reinforcing the rock entering efficiency and enlarging the hole forming hole diameter so as to meet the ultra-large type engineering pile foundation hole forming requirement, the slag discharging efficiency can be improved, dust is avoided, and correcting and guiding can be effectively performed so as to guarantee vertical drilling.
Owner:广东君豪高科地下空间建设有限公司

Self-balancing vibration foam pad shock-absorbing fluidized bed ion exchange water treatment device

The invention discloses a self-balancing vibration and foam pad shock absorption fluidized bed type ion exchange water treatment device. The self-balancing vibration and foam pad shock absorption fluidized bed type ion exchange water treatment device is characterized in that repetitive conical funnel sieve surfaces and wide-brimmed hat-shaped sieve surfaces in a tower body form a plurality of layers of supporting discs for resin dispersion, vibration is transmitted by using water as a medium carrier to realize layer-by-layer falling and dispersion of resin, central falling pipes complete transfer of the resin from the conical funnel sieve surfaces to the wide-brimmed hat-shaped sieve surfaces, elastic ring pieces on the edges of the wide-brimmed hat-shaped sieve surfaces can realize micro-pressure opening to allow the resin to be transferred to a next conical funnel sieve surface, and the resin is repetitively diffused layer by layer, falls down and finally is transferred and conveyed to a next working step through a pump and a Venturi injection and absorption device at a tower bottom. The repetitive conical funnel sieve surfaces and the wide-brimmed hat-shaped sieve surfaces in the tower body can realize smooth resin falling and resin circulation by fully utilizing buoyancy, vibration and inclination angles, thereby the effects of long time of contact between the resin and a liquid phase, full ion exchange, no channeling and no dead corner are realized, the automatic continuous operation is realized under the condition of high-efficiency and uniform countercurrent mass transfer, and the application value is important.
Owner:CHIBI ZHAOLI QIAODONGZHUANG TEA

Fluid bed type ion exchange water treatment device adopting electromagnetic vibration and provided with foam cushions for damping

The invention discloses a fluid bed type ion exchange water treatment device adopting electromagnetic vibration and provided with foam cushions for damping. The device has the key characteristics that repeated conical funnel screen surfaces and bamboo hat screen surfaces in each tower body constitute multilayered support discs for dispersing resin, and water is taken as a medium carrier to transmit vibration, so that layer-by-layer falling and dispersing of resin are realized; resin on the conical funnel screen surfaces is transferred to the bamboo hat screen surfaces by the aid of central blanking pipes; the resin is transferred to the next conical funnel screen surface through micro-pressure opening which can be realized by elastic ring pieces on the edges of the bamboo hat screen surfaces; the resin is repeatedly diffused and falls off layer by layer, and finally, the resin is transferred and transported to a tower in the next work step by the aid of pumps and a Venturi ejection and absorption device at the corresponding tower bottom. The repeated conical funnel screen surfaces and bamboo hat screen surfaces in each tower body can sufficiently utilize buoyancy force, vibration and inclination to realize smooth falling and circulating of the resin, so that the contact time of the resin and a liquid phase is long, ion exchange is sufficient, liquid channeling and dead angles are avoided, automatic continuous operation is realized conveniently under the condition of efficient and uniform countercurrent mass transfer, and the device has an important application value.
Owner:JISHOU UNIVERSITY

Full-automatic speed regulation fitness rehabilitation device

A full-automatic speed regulation fitness rehabilitation device comprises a base and pedal levers. An electric drive device is arranged on the base. The fulcrums of the pedal levers are arranged on a supporting frame of the base, and the front ends of the pedal levers are connected with a crank of a pedal plate crankshaft. The pedal plate crankshaft is provided with a pedal plate drive bevel gear, and the pedal plate drive bevel gear is meshed with a bevel gear of the electric drive device. The pedal plate crankshaft is further provided with a swing rod drive bevel gear, the swing rod drive bevel gear is meshed with a bevel gear of a swing rod crankshaft, and a crank of the swing rod crankshaft is connected with a swing rod. The full-automatic speed regulation fitness rehabilitation device has the advantages of being convenient, easy and flexible to operate, applicable to a wide range of people, small in occupied space and the like. The fitness rehabilitation device can work in a full automatic mode without exerting strength actively by people and is especially suitable for serving as a rehabilitation device for people who have suffered from illnesses or undergone operations, the feet of an exerciser step up and down along with movement of parts of the fitness rehabilitation device, the swing rod makes the exerciser swing left and right, and therefore the whole body of the exerciser is comprehensively exercised.
Owner:谭美海
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