31results about How to "Few supporting facilities" patented technology

The invention discloses intelligent management system and method of an electric power grounding wire based on an RFID (Radio Frequency Identification Device). The intelligent management system of the electric power grounding wire comprises an RFID electronic label installed on a grounding wire, an RFID electronic label installed on an electric power tower, a hand-held PDA (Personal Digital Assistant) and a warehouse server, wherein the RFID electronic label installed on the grounding wire is used for storing the parameter information of the grounding wire; the RFID electronic label installed on the electric power tower is used for storing the parameter information of the tower; and the RFID electronic label on the grounding wire is respectively in radio-frequency wireless connection with the hand-held PDA and the warehouse server, the RFID electronic label on the tower is in radio-frequency wireless connection with the hand-held PDA, and the hand-held PDA is communicated with the warehouse server through a communication network. The grounding wire closed-loop management system based on the RFID can be used for effectively improving the warehousing management level of the groundingwire, reducing equipment loss, preventing the misoperation of hanging / removing operation of the grounding wire and improving the running efficiency of an electric power system and the safety levels of workers.

The invention relates to an ethylene oxide preheating, sterilization and resolution integrated cabinet and a sterilizing method. The integrated cabinet comprises a cabinet body, wherein a sealing door is arranged on the front part of the cabinet body; a cavity in the cabinet body is connected with a vacuum pump through a vacuumizing pipeline; the cavity in the cabinet body is connected with a humidifying device through a humidifying pipeline; the cavity in the cabinet body is connected with wet and hot air making devices through wet and hot air delivery pipelines; a heating water jacket is arranged outside the cabinet body; a circulating air pipeline is arranged on the outer side of the cabinet body; a fan is connected in series to the circulating air pipeline; an air inlet of the circulating air pipeline is arranged on one side in the cabinet body; an air outlet of the circulating air pipeline is arranged on the other side in the cabinet body; and the cabinet body is connected with an ethylene oxide container through a pipeline provided with a valve. The ethylene oxide preheating, sterilization and resolution integrated cabinet has the advantages of high operating efficiency, few matched facilities, low fault rate, short construction period, low daily using cost and low energy loss, and can reduce pollution to human body and environment and improve the comprehensive benefit by over 40 percent.

The invention discloses an integrated deep domestic sewage treatment facility which comprises a tank body, and an anoxic biochemical region, an aerobic biochemical region and an anaerobic biochemical region which are respectively distributed on the left, in the middle and on the right of the cross section of the tank body, wherein the anaerobic biochemical region and the aerobic biochemical region are communicated with each other only through the bottoms; the top liquid level of the aerobic biochemical region is higher than the top liquid level of the anoxic biochemical region; the top of the aerobic biochemical region is provided with a water outlet pipe extending into the aerobic biochemical region, and an overflow weir communicated with the anoxic biochemical region; the upper part liquid level of the anoxic biochemical region is higher than the upper part liquid level of the anaerobic biochemical region; the bottom of the anoxic biochemical region is communicated with the upper part of the anaerobic biochemical region through a gravity pipeline; the tank body is provided with a water inlet pipe communicated with the anaerobic biochemical region; the bottom of the aerobic biochemical region is provided with an aerator; the top of the aerobic biochemical region is provided with a biochemical water outlet and a precipitation tank water inlet pipe which are communicated to a precipitation tank; the precipitation tank is communicated with a sand filter tank through a sand filtration lifting water pump mechanism; and a back flush dynamic drift sand filter is arranged in the sand filter tank. The invention also discloses a sewage treatment method using the facility.

A method for clearing and purifying soil polluted by high polymer organic matters solves the technical problem of removing high polymer organic matters in soil. The method comprises the following steps: (1), a partially closed treatment space is formed on the ground; (2), a microwave generator is used for implementing microwave radiation to polluted soil, the high polymer organic matters overflow from soil in a steam form; (3), solvent for the high polymer organic matters overflowed in the steam form is collected and cooled so as to obtain recovered solvent; (4), microwave radiation for enhancing microwave intensity is implemented continuously so as to enable organic pollutants with high melting points to generate gaseous objects and residues, and the generated gaseous objects overflow from the soil; and (5), the gaseous objects are collected, and discharged after activated charcoal adsorption treatment. The invention has the benefits as follows: thorough and harmless treatment is performed, effective resource utilization is achieved, the process is simple, the operation is convenient and simple, and the period is short.

The invention provides a storage and emergency supply device and method for a standby instrument gas source. The device comprises a storage and gasification device, a nitrogen making machine and a buffer tank. The storage and gasification device comprises a liquid nitrogen storage tank, a control valve unit and a vaporizer. The liquid nitrogen storage tank, the control valve unit and the vaporizer are sequentially connected in series through a pipeline. Liquid nitrogen in the liquid nitrogen storage tank is input to the vaporizer through the opened control valve unit, and the vaporizer is provided with an output port. The nitrogen making machine is provided with the inlet and a liquid nitrogen outlet. The liquid nitrogen outlet is connected with an inlet of the liquid nitrogen storage tank through a pipeline. The outlet of the buffer tank is connected with an external purified compressed air pipe network through a pipeline. The inlet of the buffer tank is connected with the output port of the vaporizer through a gas supply pipeline. The purified compressed air pipe network is provided with an air pressure sensor used for transmitting signals of air pressure values of the purified compressed air pipe network, and the control valve unit is controlled to be opened and closed through the output signals of the air pressure sensor. Compared with a conventional device and method, the investment is low, the occupied area is small and public and auxiliary consumption is avoided.

The invention relates to the technical field of polymer synthesis of phenolic resin, in particular to a refinement process of linear phenolic resin. The process comprises the steps as follows: (1) putting phenol in a reactor, adding oxalic acid, heating the reactor to 80-100 DEG C, and dropwise adding formalin to the reactor; (2) after dropwise adding the formalin, keeping the temperature, and adding oxalic acid until the pH of the mixed solution in the reactor is 4-6; (3) adding a solvent to the reactor continuously; (4) transferring all materials in the reactor into an extraction kettle, adding water to the extraction kettle for extraction, and separating a water phase; (5) repeating washing operation in step (4) until the pH value of the materials is 6-7 to obtain a crude phenolic resinsolution; (6) transferring the crude phenolic resin solution into a dehydration kettle, and removing residual water under negative pressure; (7) coarsely removing the solvent and small-molecular impurities out of the phenolic resin by a multistage falling-film evaporator, and refining the phenolic resin by a multistage wiped-film evaporator group; (8) granulating the phenolic resin by a drum granulator to obtain a high-purity linear phenolic resin product.

The invention relates to the technical field of materials, and particularly discloses a wood magnesium board and a preparation method thereof. The wood magnesium board is prepared from the following raw materials in percentage by weight: 20-40% of magnesium oxide, 10-20% of a magnesium sulfate solution, 20-30% of wood flour, 0.2-0.3% of metal oxide, 3-4% of non-metal oxide, 1-2% of inorganic salt, 0.5-1% of acid, 0.1-0.5% of a waterproof agent and 1-2% of a modifier. The invention also discloses a preparation method of the wood magnesium board. The preparation method comprises the following steps: accurately metering raw materials; and conducting mixing, stirring, dispersing, metering and paving under a dry process, conducting pre-pressing, carrying out secondary hot press molding, conducting demolding, cutting and sanding in a short time, drying frame pieces, finally finely cutting and sanding a finished product, and packaging and delivering a finished product. The production cost is effectively reduced, the production period is shortened, and the plate is high in strength, good in toughness, environment-friendly and non-toxic.

The invention relates to a torch combustor adapting to the high load, multiple work conditions and high-low heat value, and particularly, the torch combustor has the capability of treating the high heat value and low heat value flare gas at the same time. The torch combustor comprises a cylinder, a bottom purging steam pipe, a tracing pipe, a nightlight, a silencing cover, center injection steam pipes, a high-altitude igniter, an accompanying combustor and a small-flow cylinder. The small-flow cylinder and the cylinder are connected side by side and in parallel. The nightlight and the high-altitude igniter are connected to the position, close to the small-flow cylinder, of the cylinder. The bottom purging steam pipe is arranged in the cylinder, and the center injection steam pipes are welded to the cylinder in a penetrating manner and evenly distributed in the cylinder. The silencing cover is connected to the middle portion of the cylinder, and the tracing pipe is laid on the inner wall of the silencing cover. The accompanying combustor is arranged on the outer side of the cylinder. The torch combustor can be suitable for treating the high-heat-value flare gas and can also meet the requirement for exhausting of low-heat-value flare gas.

The invention discloses a cooling and purifying environment protection system for industrial waste gas emissions used for treating original heat smoke gas emitted in industrial production, and solves the problem that a large amount of dust particles, other impurities and high temperature emissions in the original heat smoke gas pollute the outdoor environment. The system is especially suitable for a coating production line of biomass burning machine equipment in the heat source part. The dust removal efficiency is up to 90% or higher, so that the environment protection emission standard is beneficial for being met. Meanwhile, after being subjected to dust removal spraying, the original heat smoke gas of 120-220 DEG C is emitted into the outdoor environment in the temperature range of 50-80 DEG C, so that the environment protection emission standard is beneficial for being met. The system can safely treat high-temperature, high-humidity and inflammable gas, and is low in cost, and remarkable in cooling and purifying effect, free from secondary pollution, lower in consumption of clean water and treatment capacity of wastewater, low in operation cost and resource loss, and simple and convenient to use and maintain.

The invention provides a phosphate ore photoelectric separation process, phosphate raw ore screening; the ore obtained by screening is transported to the photoelectric sorting machine through a belt conveyor, and the ore and material are identified through X-ray perspective, and the X-ray is used to detect the ore. Each piece of ore is identified, the data is collected by the detector, and the ore and the waste rock are identified and distinguished through the intelligent algorithm; after the identification by the photoelectric sorter, the high-speed air gun is used to accurately hit the concentrate and the tailings, and the completion can be completed Photoelectric beneficiation of phosphate rock. In the phosphate ore screening process, the raw ore is crushed and vibrated to obtain ores with a particle size > 50 mm, which are then crushed again, and the ores with a particle size of 20-50 mm are sent to a photoelectric sorter for photoelectric sorting. At present, it only targets the high-magnesium phosphate rock with medium phosphorus layer, and the separation effect is remarkable. If the grade of selected raw ore is 17.5%, the yield can reach more than 40%, and the recovery rate is high.

The invention provides an external heat radiation type dry distillation system for oil shale. Combined with a traditional oil shale dry distillation process, heat accumulating type dry distillation furnaces are used, and the heat needed by oil shale dry distillation is provided through external heat radiation instead of prior gas heat carriers. The dry distillation furnaces are large in treatment amount and simple in structure, 20 or even 30 of the dry distillation furnaces can be assembled, and the every day treatment amount of one department can achieve 5000 to 8000 tons / department. Gas flows treated in subsequent oil recycling units and desulfurization units of the dry distillation furnaces are high caloric dry distillation gases produced by shale low-temperature dry distillation, the dry distillation gas volume flow rate at dry distillation furnace outlets is reduced and is 1 / 15 of the treatment amount of the traditional gas heat carrier process, and accordingly, loads and public and auxiliary facilities on subsequent oil recycling sections are reduced. Gas burns in dry distillation furnace combustion chambers to heat the oil shale indirectly, no heating furnace system exists, and the consumption amount of water, power and gas of dry distillation plants of same scales is saved by more than 50% than that through traditional gas heat carriers. The external heat radiation type dry distillation system has the advantages that the dry distillation furnace treatment amount is large, the process is simple, the supporting facilities are small, and the investment is saved.

The invention discloses a coffee powder spoon mechanical gripper with a cup fork, the coffee powder spoon mechanical gripper comprises a mechanical arm powder spoon gripper seat and a coffee powder spoon gripper, the coffee powder spoon gripper is detachably connected with the mechanical arm powder spoon gripper seat, the mechanical arm powder spoon gripper seat comprises a gripper connecting seat, the gripper connecting seat is connected with the front end of a mechanical arm through a connecting flange, and the front end of the mechanical arm is provided with a cup fork. A mounting cavity is formed in the gripper connecting base, an electromagnet is mounted in the mounting cavity, a cup fork is connected to the lower portion of the gripper connecting base, the coffee powder spoon gripper comprises a powder spoon connecting flange, a magnetic attraction block is fixed to the interior of the powder spoon connecting flange, the powder spoon connecting flange is connected with one end of a connecting pipe, and the other end of the connecting pipe is connected with a handle. And the other end of the connecting pipe is connected with a coffee powder spoon. Different from electric, pneumatic and oil pressure grippers adopted by common mechanical arms, the device adopts the electromagnet adsorption principle, and the grippers adopting the connection mode have the advantages of simple structure, reliable function, convenience in gripper switching, lower cost and few supporting facilities.

The invention discloses a full automatic box cutting machine, and involves supporting equipment of a beer production line. The box cutting machine comprises a frame on which a box feeding and conveying device is connected, wherein the front end of the box feeding and conveying device is provided with a box cutting device, the front side of the box feeding and conveying device is provided with a turning and conveying device, and a middle conveying device is arranged at the front side of the turning conveying device; a second box cutting device is arranged on the middle conveying device, a box cover separating device is arranged above the second box cutting device, and a box cover conveying device is arranged outside the box cover separating device; a bottle outlet and conveying device is arranged at the front side of the middle conveying device, a gap is formed between the bottle outlet and conveying device and the middle conveying device, a same bottle grasping device is arranged above the rear end of the bottle outlet and conveying device and a tank body recycling and conveying device is arranged below the space. Aiming at special equipment for separating recycling bottle paper box with empty bottles and a tank body, the full automatic box cutting machine is supporting equipment directly used for the beer production line.

The invention provides a storage and emergency supply device and method for a standby instrument gas source. The device comprises a storage and gasification device, a nitrogen making machine and a buffer tank. The storage and gasification device comprises a liquid nitrogen storage tank, a control valve unit and a vaporizer. The liquid nitrogen storage tank, the control valve unit and the vaporizer are sequentially connected in series through a pipeline. Liquid nitrogen in the liquid nitrogen storage tank is input to the vaporizer through the opened control valve unit, and the vaporizer is provided with an output port. The nitrogen making machine is provided with the inlet and a liquid nitrogen outlet. The liquid nitrogen outlet is connected with an inlet of the liquid nitrogen storage tank through a pipeline. The outlet of the buffer tank is connected with an external purified compressed air pipe network through a pipeline. The inlet of the buffer tank is connected with the output port of the vaporizer through a gas supply pipeline. The purified compressed air pipe network is provided with an air pressure sensor used for transmitting signals of air pressure values of the purified compressed air pipe network, and the control valve unit is controlled to be opened and closed through the output signals of the air pressure sensor. Compared with a conventional device and method, the investment is low, the occupied area is small and public and auxiliary consumption is avoided.

The invention relates to an ethylene oxide preheating, sterilization and resolution integrated cabinet and a sterilizing method. The integrated cabinet comprises a cabinet body, wherein a sealing door is arranged on the front part of the cabinet body; a cavity in the cabinet body is connected with a vacuum pump through a vacuumizing pipeline; the cavity in the cabinet body is connected with a humidifying device through a humidifying pipeline; the cavity in the cabinet body is connected with wet and hot air making devices through wet and hot air delivery pipelines; a heating water jacket is arranged outside the cabinet body; a circulating air pipeline is arranged on the outer side of the cabinet body; a fan is connected in series to the circulating air pipeline; an air inlet of the circulating air pipeline is arranged on one side in the cabinet body; an air outlet of the circulating air pipeline is arranged on the other side in the cabinet body; and the cabinet body is connected with an ethylene oxide container through a pipeline provided with a valve. The ethylene oxide preheating, sterilization and resolution integrated cabinet has the advantages of high operating efficiency, few matched facilities, low fault rate, short construction period, low daily using cost and low energy loss, and can reduce pollution to human body and environment and improve the comprehensive benefit by over 40 percent.

The invention relates to a wood electric heating high temperature processing device and a wood heat processing device which has the function of double-heat sources combined drying. The invention comprises a seal tank provided with a seal door, more particularly, the invention also comprises an electric heating sub-device, an air circulating sub-device and a heat exchanging sub-device. The heat sent out by the electric heating sub-device is uniformly distributed in the seal tank by the air circulating sub-device, thereby carrying out processing on the wood in the seal tank; the heat exchangingsub-device can be used for carrying out heating or temperature reducing on the wood. As the electricity is easy to be operated and controlled and the temperature control in the seal tank is accurate and reliable, the device of the invention has the advantages that the operation is simple and the using cost is low. The heat sent out by the electric heating sub-device is directly used for heating the wood by the air circulating sub-device in the seal tank, which has less heat loss and greatly improves the efficiency of the device greatly; furthermore, the device has less supporting facilities and is faster and simpler to be dismounted and mounted; the wood heat processing device which has the function of double-heat sources combined drying can carry out fast combined drying with high quality on the wood.

The invention discloses a uniform material distribution type conveyor. The conveyor comprises: a bottomless feeding base groove; a material distributing device that comprises a transmission assembly and a movable sealing plate, wherein the movable sealing plate is movably arranged at the bottom of the feeding base groove through the transmission assembly and can form blocking at the bottom of thefeeding base groove, and therefore the discharging position of the bottom of the feeding base groove can be changed along with movement of the movable sealing plate; a feeding device that is located in the feeding base groove, wherein the moving direction of the movable sealing plate is the same as or opposite to the feeding direction of the feeding device; and a driving device that is used for driving the transmission assembly and the feeding device. The uniform material distribution type conveyor is used for sludge drying treatment, can receive solid materials at fixed points in a centralized manner, and uniformly conveys and arranges the materials in a sludge drying area.

The invention discloses an integrated deep domestic sewage treatment facility which comprises a tank body, and an anoxic biochemical region, an aerobic biochemical region and an anaerobic biochemical region which are respectively distributed on the left, in the middle and on the right of the cross section of the tank body, wherein the anaerobic biochemical region and the aerobic biochemical region are communicated with each other only through the bottoms; the top liquid level of the aerobic biochemical region is higher than the top liquid level of the anoxic biochemical region; the top of the aerobic biochemical region is provided with a water outlet pipe extending into the aerobic biochemical region, and an overflow weir communicated with the anoxic biochemical region; the upper part liquid level of the anoxic biochemical region is higher than the upper part liquid level of the anaerobic biochemical region; the bottom of the anoxic biochemical region is communicated with the upper part of the anaerobic biochemical region through a gravity pipeline; the tank body is provided with a water inlet pipe communicated with the anaerobic biochemical region; the bottom of the aerobic biochemical region is provided with an aerator; the top of the aerobic biochemical region is provided with a biochemical water outlet and a precipitation tank water inlet pipe which are communicated to a precipitation tank; the precipitation tank is communicated with a sand filter tank through a sand filtration lifting water pump mechanism; and a back flush dynamic drift sand filter is arranged in the sand filter tank. The invention also discloses a sewage treatment method using the facility.

The invention discloses intelligent management system and method of an electric power grounding wire based on an RFID (Radio Frequency Identification Device). The intelligent management system of the electric power grounding wire comprises an RFID electronic label installed on a grounding wire, an RFID electronic label installed on an electric power tower, a hand-held PDA (Personal Digital Assistant) and a warehouse server, wherein the RFID electronic label installed on the grounding wire is used for storing the parameter information of the grounding wire; the RFID electronic label installed on the electric power tower is used for storing the parameter information of the tower; and the RFID electronic label on the grounding wire is respectively in radio-frequency wireless connection with the hand-held PDA and the warehouse server, the RFID electronic label on the tower is in radio-frequency wireless connection with the hand-held PDA, and the hand-held PDA is communicated with the warehouse server through a communication network. The grounding wire closed-loop management system based on the RFID can be used for effectively improving the warehousing management level of the groundingwire, reducing equipment loss, preventing the misoperation of hanging / removing operation of the grounding wire and improving the running efficiency of an electric power system and the safety levels of workers.

The invention provides an external heat radiation type dry distillation system for oil shale. Combined with a traditional oil shale dry distillation process, heat accumulating type dry distillation furnaces are used, and the heat needed by oil shale dry distillation is provided through external heat radiation instead of prior gas heat carriers. The dry distillation furnaces are large in treatment amount and simple in structure, 20 or even 30 of the dry distillation furnaces can be assembled, and the every day treatment amount of one department can achieve 5000 to 8000 tons / department. Gas flows treated in subsequent oil recycling units and desulfurization units of the dry distillation furnaces are high caloric dry distillation gases produced by shale low-temperature dry distillation, the dry distillation gas volume flow rate at dry distillation furnace outlets is reduced and is 1 / 15 of the treatment amount of the traditional gas heat carrier process, and accordingly, loads and public and auxiliary facilities on subsequent oil recycling sections are reduced. Gas burns in dry distillation furnace combustion chambers to heat the oil shale indirectly, no heating furnace system exists, and the consumption amount of water, power and gas of dry distillation plants of same scales is saved by more than 50% than that through traditional gas heat carriers. The external heat radiation type dry distillation system has the advantages that the dry distillation furnace treatment amount is large, the process is simple, the supporting facilities are small, and the investment is saved.

The invention provides a coagulating sedimentation separator, which comprises a casing, a water outlet groove in the casing, a water outlet pipe connected with the water outlet groove, a chemical adding device, a chemical adding pipe, a water inlet pipe and a mud discharging pipe on the casing. The coagulating sedimentation separator is characterized in that the water outlet groove is annular and fixed on the upper portion inside the casing, an inner ring groove wall of the annular water outlet groove is a permeable material filtering wall, an outer ring groove wall is a lateral wall of the casing, a central drum body with a sealed bottom end is arranged below the water outlet groove, and the bottom of the central drum body is arranged on a support in the casing. The chemical adding device comprises a first chemical adding device and a second chemical adding device, the first chemical adding device is fixed on the bottom inside the central drum body, the second chemical adding device is fixed on the upper portion inside the central drum body, and a water outlet end of the water inlet pipe is arranged at the bottom inside the central drum body. The coagulating sedimentation separator finishes coagulating, sedimentation, filtering and absorbing effects in the same tank body and is reasonable and compact in structure, good in outlet water quality, high in treating efficiency, low in operation cost, strong in adaptation and easy to operate and manage.

The invention relates to a microwave carbonization process, in particular to carbonization of kitchen garbage, livestock and poultry manure and straw. The process is characterized by comprising the following steps of: mixing kitchen garbage, livestock and poultry manure and straw with water, crushing into paste, carrying out dry-wet separation, compacting, and carrying out microwave carbonization in which oxygen is isolated from nitrogen. The carbonization is thorough, the energy is saved, the pollution problem is basically solved, and continuous operation can be carried out to realize industrialized production and management.

The invention discloses an arched geological exploration adit tunneling method based on a small TBM. According to the arched geological exploration adit tunneling method based on the small TBM, the requirements of small disturbance to surrounding rock, good adit chamber stability, a level and smooth and round tunneling face, accurate positioning, no back break and the like can be met, and the effects of high efficiency, good quality, technical feasibility, economic rationality, safety and environmental protection and the like are achieved; the small TBM with the diameter of 1.0 m, 1.5 m or 2 mis utilized, the small TBM has the characteristics of light weight, dexterity, easy moving and handling and the like, in addition, the equipment power is relatively small, used auxiliary facilities and the like are relatively less, so that the small TBM is used for alpine and gorge regions and narrow site regions, and the range of application is wide; and compared with an existing square, rectangular or a circular adit, a geological exploration adit obtained by the tunneling method is in an arch shape and has the advantages that the adit chamber stability is good, the adit chamber usage rateis high, and the digging amount is less.

The invention discloses a symmetrical wheel-shaped geological exploration adit tunneling method based on a miniature TBM. By the adoption of the method, the requirements on small disturbance of surrounding rock, good stability of cavities, level and smooth tunneling faces, accurate positioning and no over-excavation can be met, and the effects of high efficiency, high quality and technical feasibility and the economic and reasonable, safe and environment-friendly effects are achieved. According to the symmetrical wheel-shaped geological exploration adit tunneling method, the miniature TBM withthe diameter of 1.0 m is utilized and has the beneficial effects of light weight, dexterity, easy moving and lifting and the like, and the equipment power of the miniature TBM is relatively small, sothat the number of supporting facilities used is relatively small, and the miniature TBM is used in mountain valleys and narrow areas and has a wide range of applications; and a geological exploration adit obtained by the tunneling method is in a symmetrical wheel shape and has the beneficial effects of good stability of the cavity, high utilization rate of the cavity, less excavation and the like compared to existing square or rectangular or circular adits.

The invention provides a comprehensive pipe gallery. The comprehensive pipe gallery comprises a pipeline, a pipeline rack pipe, a pipe gallery solid section and a pipe gallery direct burial section; the pipe gallery solid section is used for being arranged below a lane or a road intersection, the pipe gallery direct burial section is used for being arranged below a road green belt, and the pipe gallery solid section is in communication with the pipe gallery direct burial section; the pipeline and the pipeline rack pipe are laid on the pipe gallery solid section and the pipe gallery direct burial section; and the pipeline is connected to a pipeline valve, the pipeline rack pipe is connected to a pipeline connector, and the pipeline valve and the pipeline connector are arranged on the pipe gallery solid section. By means of the comprehensive pipe gallery, the technical problem that the construction cost of the comprehensive pipe gallery is high is solved.

The invention relates to a compound enzyme preparation capable of degrading kitchen waste and a preparation method and application of the compound enzyme preparation, and belongs to the technical field of garbage degradation. In accordance with the technical problem of efficiently treating the kitchen waste, the invention provides the compound enzyme preparation. The compound enzyme preparation isprepared from the following raw materials in parts by weight through fermentation of 6.53-9.12 parts of complex enzymes, 2.1-4.5 parts of zeolite powder, 0.56-1.04 parts of glucose and 8.3-10.9 partsof water, wherein the complex enzymes consist of a ginseng extract, cellulases, a naringin extract, a fructus momordicae extract, 0.83-0.91 part of a lime extract and an echinacea purpurea extract. For 100 kilograms of the kitchen waste at most, 27 kilograms of a mixture of the complex enzymes, rice husks and sawdust is added, operation is performed for 6-7h, foul odour can be directly removed, and organic compounds which are difficult to degrade are thoroughly degraded. The compound enzyme preparation can be used for degrading the kitchen waste.

The invention relates to a wheel set inner side distance and wheel spoke plate detection device. The device mainly comprises a steel rail base, a steel rail, a train wheel set, a mobile detection platform and a colored tape, the train wheel set comprises a wheel spoke plate; the mobile detection platform is composed of a first support, an ultrasonic distance measuring sensor, a color sensor, a second support, a first motion module, a bottom plate, a main control screen, a second motion module, a third support, a laser distance measuring sensor, a CCD camera and a camera support. According to the wheel set inner side distance and wheel spoke plate detection device, accurate measurement of the wheel set inner side distance and the wheel spoke plate of a train can be rapidly achieved, the number of supporting facilities is small, the movable detection platform is flexible, and the device has the advantages of being simple in structure, high in measurement precision, high in efficiency and the like.

The invention relates to a hoisted cement pipe outer wall brushing device comprising a rotating shaft, a rotating plate rotating around the rotating shaft, transverse supports fixedly installed on the rotating plate, longitudinal supports connected with the transverse supports and brush heads located on the longitudinal supports. A hoisting plate is installed above the rotating shaft; a tray used for bearing a cement pipe is placed below the hoisting plate; the bottoms of the longitudinal supports are provided with walking wheels; the walking wheels walk along the outer side wall of the tray to enable the longitudinal supports to rotate around the rotating shaft; the longitudinal supports are provided with lifting devices; and the brush heads are fixedly installed on the lifting devices and move up and down along the longitudinal supports through the lifting devices. Furthermore, the walking tracks of the brush heads are limited, and the problem of unstable rotation amplitude is effectively avoided. The lifting devices are arranged on the longitudinal supports, the brush heads can move up and down only through lifting of the lifting devices, then the upper outer wall and the lower outer wall of the cement pipe are brushed, supporting facilities are reduced, the efficiency is improved, and meanwhile the cost is reduced.

The invention relates to the technical field of sensors, in particular to a metal bar displacement speed sensor and a manufacturing method of a metal bar. The metal bar displacement speed sensor comprises a metal bar and a sensor, wherein mounting grooves are formed in the metal bar, and the mounting grooves are arranged in an equally-spaced manner in the length direction of the metal bar; each mounting groove is internally provided with a non-magnetic material; and the sensor is used for measuring the change of magnetic induction intensity for the linear motion of the metal bar. The manufacturing method of the metal bar comprises the following steps: forming a plurality of equally-spaced grooves in the metal bar; and enabling the grooves to be filled with the non-magnetic material. According to the metal bar displacement speed sensor and the manufacturing method of the metal bar provided by the invention, the equally-spaced mounting grooves are formed in the length direction of the metal bar, the mounting grooves are filled with the non-magnetic material, and the sensor is used for measuring the change of magnetic induction intensity for the linear motion of the metal bar, so thatthe supporting facilities are reduced, the space is saved, and the cost is reduced.

The invention discloses a cable-free type pipeline countercurrent crawl device which comprises a crawl barrel, a driving mechanism, a front slip crawl mechanism and a rear slip stop mechanism, wherein the front slip crawl mechanism is in screw transmission fit with the driving mechanism, so that the front slip crawl mechanism can reciprocate along a crawl groove; the crawl device further comprises an unlocking mechanism which comprises a center rod, a front unlocking pull rope and a rear unlocking pull rope; and the front unlocking pull rope and the rear unlocking pull rope drive the front slip crawl mechanism and the rear slip stop mechanism to be folded radially through the backward motion of the center rod.. According to the cable-free type pipeline countercurrent crawl device, motion of a fluid in a pipe is directly used for acquiring power, the device can crawl in a pipeline in a direction against the fluid, and the unlocking mechanism is triggered under a specific condition, and the device can return back in the fluid direction, so that automatic changeover of countercurrent advancing and fair current returning is realized. The cable-free type pipeline countercurrent crawl device is applicable to cleaning, inspection, surveying and mapping operation of a pipeline which is smaller in inner diameter, longer in operation distance and complex in work environment.