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36results about How to "Not to be wasted" patented technology

Automatic synchronization net puller and net pulling method

The invention discloses a self-synchronizing net stretching machine and a stretching method thereof. The net stretching machine comprises a frame, horizontal and vertical line screw mandrel shifting devices arranged around the frame and net stretching collets arranged on the horizontal and vertical line screw mandrel shifting devices, wherein, the frame is provided with a synchronous motor group which controls the synchronous relative inward or outward shift of the horizontal and vertical opposite line screw mandrel shifting devices. While stretching the net, screw mandrel shifting devices at symmetrical sides of the horizontal line or the vertical line are controlled by the synchronous motor group to shift synchronously in succession for pre-stretching, then the mesh cloth is vertically fixed and firmly clamped, and synchronous net stretching from both symmetrical sides is carried out. The method has the advantages that net stretching can be carried out synchronously from symmetrical sides, thus ensuring that the force the mesh bears is balanced; besides, the horizontal lines and vertical lines are ensured to be vertical to each other during the process of synchronous net stretching, thereby largely improving the accuracy of net stretching; moreover, four sides of the mesh cloth can be ensured not to be wasted while stretching, thus improving the utility ratio of the mesh cloth.
Owner:冯兆坚

Sweet potato processing apparatus

The invention discloses a sweet potato processing apparatus. The sweet potato processing apparatus comprises a washing apparatus, a picking and choosing apparatus, a processing apparatus and a press molding apparatus, which are successively connected in series by virtue of a conveying apparatus, wherein the washing apparatus comprises a roller-type washing passage, a peeling apparatus and a slicing apparatus; the roller-type washing passage is serially connected with the peeling apparatus and the slicing apparatus by virtue of a conveying apparatus; the picking and choosing apparatus comprises a screening passage, a swinging rod and an unqualified product storage cabin; the processing apparatus comprises a boiling passage, a paste making apparatus, an extruding apparatus, a press molding apparatus and a curing apparatus; and the boiling apparatus, the paste making apparatus, the extruding apparatus, the press molding apparatus and the curing apparatus are successively connected in series by virtue of the conveying apparatus. By adopting the sweet potato processing apparatus, the unqualified potato can be sliced, the qualified sweet potato slices are reserved to be processed for eating next time; and the apparatus can reprocess the unqualified sweet potato, can prevent the waste of the sweet potato and can automatically wash and process the sweet potato.
Owner:泉州市联控自动化科技有限公司

Crop straw carbonizing equipment

Crop straw carbonizing equipment comprises a straw grinding machine, a feeding mechanism, a carbonizing furnace, a heating furnace, and a flue gas processing tower. The carbonizing furnace comprises an outer furnace body, a pyrolysis chamber, a carbonizing chamber, and a cooling chamber. The outer furnace body comprises a heat cavity A, a heat cavity B, and a cooling cavity. The pyrolysis chamber is arranged in the heat cavity A. The carbonizing chamber is arranged in the heat cavity B. The cooling chamber is arranged in the cooling cavity. The heat cavity A and the heat cavity B are communicated. The heat cavity B is connected to the heating furnace. The straw grinding machine is connected to the pyrolysis chamber through the feeding mechanism. The output end of the feeding mechanism is connected to the inlet end of the carbonizing chamber. The output end of the carbonizing chamber is connected to the inlet end of the cooling chamber. The output end of the cooling chamber is connected to a receiving hopper under the carbonizing furnace. The heat cavity A is communicated with the feeding mechanism through an exhaust pipe A. The carbonizing chamber is connected to a nitrogen tank through an air inlet pipe. The carbonizing chamber is connected to the flue gas processing tower through an exhaust pipe B. A spraying pipe is arranged in the cooling cavity and faces the cooling chamber. The spraying pipe is connected to a tap water main. The cooling cavity is provided with a liquid outlet. The liquid outlet is connected to the heating furnace through a liquid inlet pipe.
Owner:JIAXING VOCATIONAL TECHN COLLEGE

Novel plate heat exchanger

The invention relates to a novel plate heat exchanger and belongs to the technical field related to new energy. The novel plate heat exchanger mainly comprises a heat exchanger body and a slag filter communicating with the heat exchanger body. The slag filter is provided with a vertically arranged slag washing water inlet pipe. The left side of the slag washing water inlet pipe communicates with a first slag storage bin. The right side of the slag washing water inlet pipe communicates with a second slag storage bin. A supporting frame is installed on the slag washing water inlet pipe. A gearbox is arranged on the supporting frame and provided with a first output shaft, a second output shaft and a third output shaft. The first output shaft is connected with a first sealing plate. The second output shaft is connected with a filter screen frame. The third output shaft is connected with a second sealing plate. The first sealing plate, the filter screen frame and the second sealing plate are all located inside the slag washing water inlet pipe. The bottom of the first slag storage bin and the bottom of the second slag storage bin are both provided with slag discharging ports. By the adoption of the novel plate heat exchanger, slag in slag washing water can be filtered out, and meanwhile, the shutdown time caused by slag removal is greatly shortened.
Owner:南京普兰特换热设备有限公司

Wind wheel lengthening ring

The invention discloses a wind wheel lengthening ring for a blade of a wind generating set. Along with the continuous enlargement of a wind wheel of the generating set, the length of the blade is necessary to lengthen; the traditional method is as follows: the blade is designed again; but the development period of the bade is shortened because of the rapid development of wind power industry, therefore, a lot of blade moulds and support equipment are wasted; furthermore, the transportation difficulty and the transportation cost of the fan blade which is ultra-long originally are also further increased. According to the wind wheel lengthening ring disclosed by the invention, a columnar cylinder is used as a main body; the blade and a blade bearing are respectively connected to the two ends of the columnar cylinder; on the basis of using the original blade, the blade is lengthened; the wind sweeping area of the wind wheel is increased; by means of the application of the wind wheel lengthening ring, the blade development cost is saved, therefore, a lot of blade moulds and the support equipment are not wasted; the manufacture cost and the transportation cost resulted from the lengthening of the blade are reduced; meanwhile, the standardization degree and the batch production of the blades are also facilitated.
Owner:SHANGHAI ELECTRIC WIND ENERGY CO LTD

Production device for pipe pile die assembly accessories

The invention relates to a production device for pipe pile die assembly accessories. The device comprises a rack, a feeding assembly, a blanking device, a tapping device, a clamping mechanism, a differential assembly and a horizontal driving mechanism, the feeding assembly comprises a feeding groove, a workpiece feeding and discharging guide seat, an electromagnet and a feeding mechanism, the clamping mechanism comprises a limiting block, a left clamping block and a right clamping block, a left clamping die and a right clamping die which are used for clamping workpieces are symmetrically arranged in the middle of the left clamping block and the middle of the right clamping block, the left clamping die and the right clamping die are driven in a differential structure mode, the left clampingdie and the right clamping die are respectively provided with a cavity, the upper portion of each cavity is of an inverted circular truncated cone structure, the lower portion of each cavity is of acylindrical structure, and the inverted circular truncated cone structure cavities can be attached to the upper portions of blanking guide sections of the blanking hoppers. The feeding device has theadvantages that the whole structure is compact, the occupied space is small, the workpiece feeding can be guaranteed orderly, the discharging is stable, and the production efficiency is high.
Owner:RUGAO ZHONGZHENG MACHINERY

Photovoltaic power generation interface system and control method thereof

The invention discloses a photovoltaic power generation interface system which comprises a photovoltaic power generation module, a mode setting module, a main circuit module and an energy storage module. The main circuit module uses a bidirectional half-bridge converter, the transmission power is small, the efficiency is high, and the conversion of charging and discharging modes of the photovoltaic power generation interface system is conveniently realized. Meanwhile, according to the control method of the photovoltaic power generation interface system, a single-chip microcomputer is adopted to directly generate the PWM signal, and the output of the photovoltaic power generation interface system can be adjusted by sampling the output of the main circuit module and then changing the duty ratio of the PWM signal; whether the photovoltaic power generation interface system works normally or not can be judged according to the selected working mode and the actual working state, and protection is provided for the photovoltaic power generation interface system. According to the control scheme that digital control generates PWM control signals, the problems of temperature drift, interference and the like of an analog circuit are solved, high precision can be achieved through software control, and meanwhile upgrading and reconstruction of the system are simple and convenient to expand.
Owner:XIANGTAN UNIV

Slag washing water filter

The invention relates to a slag washing water filter, and belongs to the related technical field of new energy. The slag washing water filter mainly comprises a vertically arranged water inlet pipe; the left side of the water inlet pipe is communicated with a first slag storage bin, and the right side of the water inlet pipe is communicated with a second slag storage bin; a support frame is installed on the upper portion of the water inlet pipe, and a gearbox is arranged on the support frame; the gearbox is provided with a first output shaft, a second output shaft and a third output shaft; the first output shaft is connected with a first sealing plate, the second output shaft is connected with a filter screen frame, and the third output shaft is connected with a second sealing plate; the first sealing plate, the filter screen frame and the second sealing plate are all located inside the water inlet pipe; filter screens are arranged on the lower portion of the first slag storage bin and the lower portion of the second slag storage bin respectively, and the bottom of the first slag storage bin and the bottom of the second slag storage bin are communicated with the lower portion of the water inlet pipe through transition pipes respectively and provided with skimming holes respectively. According to the slag washing water filter, slag in slag washing water is filtered out, and meanwhile the downtime caused by slag removal is greatly shortened.
Owner:嘉兴尚云自动化设备有限公司

Processing method for beveling of disc lens, and beveling processing device

The invention provides a processing method for beveling of disc lens. The method comprises: using a beveling processing device including a transverse cylindrical grinding wheel, a tensioning piece anda support table, wherein an outer circular surface of the grinding wheel is provided with sand grains for grinding a lens to form a beveling, and length of the cylindrical grinding wheel is more thanone time of perimeter of a disc lens, laying the disc lens which is to be processed with the beveling on the support table, height of the tensioning piece being larger than or equal to thickness of the disc lens. On one hand, the tensioning piece is used to press the lens to the outer circular surface of the grinding wheel on a horizontal direction, and on the other hand, when the tensioning piece is pulled horizontally along the length direction of the grinding wheel, the tensioning piece is used to make the lens rotate for more than a circle in a horizontal plane in a translation process along the length direction of the grinding wheel with autorotation of the grinding wheel, to grinding and process to obtain a circular beveling of the lens. The processing method can make a lens productnot wasted by falling, and beveling uniformity quality is good, and the method is simple in process and high in efficiency.
Owner:LENS TECH CHANGSHA

Automatic synchronization net puller and net pulling method

The invention discloses a self-synchronizing net stretching machine and a stretching method thereof. The net stretching machine comprises a frame, horizontal and vertical line screw mandrel shifting devices arranged around the frame and net stretching collets arranged on the horizontal and vertical line screw mandrel shifting devices, wherein, the frame is provided with a synchronous motor group which controls the synchronous relative inward or outward shift of the horizontal and vertical opposite line screw mandrel shifting devices. While stretching the net, screw mandrel shifting devices atsymmetrical sides of the horizontal line or the vertical line are controlled by the synchronous motor group to shift synchronously in succession for pre-stretching, then the mesh cloth is vertically fixed and firmly clamped, and synchronous net stretching from both symmetrical sides is carried out. The method has the advantages that net stretching can be carried out synchronously from symmetricalsides, thus ensuring that the force the mesh bears is balanced; besides, the horizontal lines and vertical lines are ensured to be vertical to each other during the process of synchronous net stretching, thereby largely improving the accuracy of net stretching; moreover, four sides of the mesh cloth can be ensured not to be wasted while stretching, thus improving the utility ratio of the mesh cloth.
Owner:冯兆坚

Method for performing mobile equipment local authentication in third-generation mobile communication system

ActiveCN101631308BImprove securityNumber of times to avoid local authenticationConnection managementSecurity arrangementCumulative costTerra firma
The invention relates to a method for performing mobile equipment local authentication in a third-generation mobile communication system, which comprises the following steps: building a partially observable Markovian decision process system model and determining information state space and information states at all discrete time points; building an accumulated cost model and calculating a mappingrelationship between the information states and an optimal local authentication policy; obtaining the optimal local authentication policy based on historical information and scheduling to perform thenext time of authentication; observing result information on the next time point; and updating a system information state and judging authentication result accordingly. The method for performing the mobile equipment local authentication in the third-generation mobile communication system optimizes system performance, satisfies the demands of clients having high requirements on the safety of mobile equipment, optimally determines whether to perform a local authentication process, saves system resources and system operation cost, has stable and reliable operation performance and wide application range, and lays a firm foundation for the further development of information safety technology of the mobile equipment.
Owner:SPREADTRUM COMM (SHANGHAI) CO LTD

Self-exhausting type safe injector

The invention discloses a self-exhausting type safe injector. The self-exhausting type safe injector comprises a needle cylinder and a needle tube fixedly connected with the needle cylinder, wherein apush rod is placed in the needle cylinder, a fixing block is arranged at the lower end of the push rod, a rubber plug is bonded to the joint of the fixing block and the inner wall of the needle cylinder, and a plurality of vertical grooves are formed in the fixing block in a penetrating manner; a sliding block is mounted in each vertical groove in a sliding manner, a plurality of first through holes are symmetrically formed in the middle of each sliding block, a plurality of soft plugs are symmetrically connected to the top of each sliding block in a glued manner, each soft plug does not coincide with the corresponding first through hole, and a blocking ring and a limiting ring are fixedly arranged in each vertical groove; and each blocking ring and the corresponding limiting ring which are located in the same vertical groove are located above and below the corresponding sliding block, and a plurality of second through holes are symmetrically formed in each blocking ring. Before liquid medicine injection, a manual defoaming operation is not needed, the injection efficiency and the injection effect are not affected, and besides, liquid medicine waste cannot be caused.
Owner:陆明京

Steam pressure lifting adsorption method and heat pump utilizing same

The invention provides a steam pressure lifting adsorption method. Currently, mature heat pumps mainly have two types including an electric-driven mechanical compressing system and a liquid-gas absorption system; both the two systems have defects, the mechanical compressing system is power-energy consuming, high in equipment investment, high operation cost and restricted in large-scale application, and the liquid-gas absorption system affected by low efficiency is large in equipment size and poor in economic efficiency; due to characteristics of refrigerant, absorber, mechanical equipment and system techniques, low heat-pump output temperature is the common problem of existing heat pumps. The steam pressure lifting adsorption method by which substantial waste heat can be fully utilized is provided to overcome the defects. The invention further provides a steam pressure lifting adsorption pump. By the steam pressure lifting adsorption pump which transmits heat and directly introduces waste-heat steam as circulatory media according to the steam pressure lifting adsorption method, heat transmission steps and system equipment composition are simplified, and the problems of low-grade waste-heat steam utilization and about energy conservation are solved.
Owner:WUXI XUELANG ENVIRONMENTAL TECH CO LTD

Water circulation system for water heater

The invention discloses A water circulation system for a water heater, wherein a circulating water inlet is provided at the lower end of the water heater, and a circulating water pipe is provided between the water outlet of the water heater and the circulating water inlet, and the circulating water pipe is divided into successively connected outlet pipe sections, circulation pipe sections, pressure The pipe section and the water inlet pipe section, in which the insulation layer is set on the outer circumference of the water outlet pipe section, the circulation pipe section and the water inlet pipe section, and there is a height difference between the two ends of the pressure pipe section. When hot water is not used, the water outlet pipe section Under the action of gravity, the water flows back to the water tank of the water heater along the circulation pipe section, the pressure pipe section and the water inlet pipe section, so that it can be heated together with the water in the water heater tank and then output, so as to ensure that the water in the water circulation pipe will not be wasted. , save water resources, and can ensure that the output is always hot water. In the process of water circulation, the heat loss of water is small, which saves a lot of energy. The water circulation system of the water heater has a simple structure and is convenient to use.
Owner:苏州爱科意智能科技有限公司

A metal spherical powder impurity removal device and impurity removal method

ActiveCN108636809BCleanup implementationAchieve separationGradingEngineeringStructural engineering
The present invention relates to a metal spherical powder impurity removal device and impurity removal method. The device comprises a first collection container, a second collection container, a funnel and a separation plate, wherein the second collection container is arranged inside the first collection container, and the second collection container is arranged inside the first collection container. The end face of the collection container is lower than the end face of the first collection container, the separation plate is arranged inside the second collection container, and the end face of the second collection container is inclined at an angle, and does not contact the second collection container, and the funnel is arranged in the two collection containers. Above, and keep a distance between the outlet end of the funnel and the separation plate, the funnel is filled with metal spherical powder to be removed, when the metal spherical powder to be removed falls to the separation plate, the metal spherical powder enters the first collection container, and the impurities enter the second Two collection containers, the present invention realizes the removal of impurities from the metal spherical powder, without the need for power supply, transmission and other power devices, low price, simple structure, no size, shape and position accuracy requirements for processing and assembly, and can achieve high-efficiency and low-cost removal of metal spherical powder. miscellaneous.
Owner:AEROSPACE RES INST OF MATERIAL & PROCESSING TECH +1

An air duct for accurately supplying air to the side of communication equipment

The invention relates to the field of air delivering equipment, in particular to an air duct for accurately and laterally delivering air to communication equipment. The problems that because the using mode of heat dissipation of existing communication equipment is mainly that an air conditioning system is used within a large range for refrigeration in a machine room, a large part of cold air produced by the air conditioning system is neutralized by heat in an ambient environment and not all the cold air is used for refrigerating the communication equipment, waste is severe, and the refrigeration effect of the communication equipment is not good are solved. A perpendicular air duct is in a square tube shape, two sets of knock-off cover plates are horizontally arrayed on the front vertical face, guide sliding grooves are formed in the side faces, and fixing screw holes are formed in the tail ends of the knock-off cover plates. A seal rubber strip is arranged on the upper edge of a tube body. Knock-off cover plates are arranged on the front and the back vertical faces of a horizontal air duct. Fixing screw holes are formed in the two sides of the rear vertical face. A horizontal expanding air duct is provided with the knock-off cover plates of the opposite side walls, fixing screw holes are formed in the side wall of one end large in cross section, and the perpendicular air duct, the horizontal air duct and the horizontal expanding air duct are fixedly connected through penetrating bolts into the corresponding fixing screw holes. The air duct can be used in an equipment cabinet.
Owner:赵威

A vapor pressure up-and-down adsorption method and a heat pump using the method

The invention provides a steam pressure lifting adsorption method. Currently, mature heat pumps mainly have two types including an electric-driven mechanical compressing system and a liquid-gas absorption system; both the two systems have defects, the mechanical compressing system is power-energy consuming, high in equipment investment, high operation cost and restricted in large-scale application, and the liquid-gas absorption system affected by low efficiency is large in equipment size and poor in economic efficiency; due to characteristics of refrigerant, absorber, mechanical equipment and system techniques, low heat-pump output temperature is the common problem of existing heat pumps. The steam pressure lifting adsorption method by which substantial waste heat can be fully utilized is provided to overcome the defects. The invention further provides a steam pressure lifting adsorption pump. By the steam pressure lifting adsorption pump which transmits heat and directly introduces waste-heat steam as circulatory media according to the steam pressure lifting adsorption method, heat transmission steps and system equipment composition are simplified, and the problems of low-grade waste-heat steam utilization and about energy conservation are solved.
Owner:WUXI XUELANG ENVIRONMENTAL TECH CO LTD
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