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54 results about "Feeding pumps" patented technology

Horizontal sand mill for coating production

The horizontal sand mill comprises a base, a machine body is fixedly installed on the left side of the upper end of the base, a feeding pump is arranged at the upper end of the machine body, the right end of the machine body is movably connected with a sealing disc, and a milling cylinder is fixedly installed at the right end of the sealing disc. The right end of the sealing disc is movably connected with four fixing bolts in a threaded mode. The problem that the maintenance difficulty is large is solved. According to the key point of the technical scheme, the horizontal sand mill for coating production is provided. When the push plate moves rightwards, the fixed block is pushed to move rightwards, when the fixed block moves rightwards, the grinding cylinder is pushed to move rightwards to be separated from the machine body, the rollers are arranged at the bottom of the grinding cylinder, so that the grinding cylinder can be simply pushed to move, and at the moment, the grinding disc, connected with the machine body, in the grinding cylinder is exposed outside; therefore, the abraded grinding disc can be conveniently maintained without going deep into the grinding cylinder for maintenance, the operation is simple, and the maintenance difficulty is reduced.
Owner:ZHEJIANG HAOBO NEW MATERIAL CO LTD

Feed dehydration system of low-boiling tower before VC rectification

The invention belongs to the technical field of dehydration systems, particularly relates to a low-boiling tower feed dehydration system before VC rectification, and aims to solve the problems that in the prior art, when vinyl chloride is dehydrated by adopting a solid caustic soda particle layer, local excessive consumption and edge waste of solid caustic soda are easily caused due to non-uniform distribution of vinyl chloride, and the solid caustic soda is easily caked to block a channel, so that the product quality is influenced. According to the technical scheme, the device comprises a low-boiling tower feeding pump, an alkali liquor collecting tank, two drying boxes and a low-boiling tower, the right side of the low-boiling tower feeding pump is connected with a first connecting pipe, and the bottom ends of the two drying boxes are fixedly connected with fourth connecting pipes; the two fourth connecting pipes are fixedly connected with the first connecting pipe, and Y-shaped connecting pipes are fixedly connected to the top end of the alkali liquor collecting tank and the bottom ends of the two drying boxes. By optimizing vinyl chloride distribution and vibrating a solid caustic soda particle layer, vinyl chloride is made to make uniform contact with solid caustic soda, meanwhile, lumps are shaken to avoid blockage, and the drying efficiency is improved; the dehydration efficiency is improved; and the solid caustic soda replacement frequency is reduced.
Owner:JIANGSU LEE & MAN CHEM

Single-flow-channel type inner shell structure

The utility model relates to the technical field of multi-stage pumps, in particular to a single-flow-channel type inner shell structure applied to a hydrogenation feeding pump and an ammonium carbamate pump in the petrochemical industry. One end of a long transition flow channel suction chamber is connected with a short transition flow channel at the tail of a pump driving end, and the other end of the long transition flow channel suction chamber is connected with one end of a long transition flow channel; the other end of the long transition runner is connected with the first short transition runner at the non-driving end of the pump; and the first short transition runner at the non-driving end of the pump is connected with the delivery chamber to jointly form an inner shell runner. The short transition flow channels are arranged on the single side of the driving end or the non-driving end of the pump in a staggered mode step by step. According to the technical scheme, the problems that the manufacturing difficulty and cost of a grinding tool are increased due to a double-flow-channel structure in the prior art are solved; the small runner size is easy to generate casting defects, and the yield is low; and the pump efficiency is low.
Owner:DALIAN DEEP BLUE PUMP CO LTD

An anti-reflux system

The application discloses a backflow prevention system, which comprises a flow regulating valve, a cut-off valve, a check valve, a differential pressure low interlock and a signal processing unit. A feed pump is communicated with the flow regulating valve, the check valve, the cut-off valve and a high-pressure reactor in sequence. The differential pressure low interlock is communicated with an inlet pipeline connecting the feed pump and the flow regulating valve at one end and with an outlet pipeline connecting the cut-off valve and the high-pressure reactor at the other end. The output end of the differential pressure low interlock is connected with the input end of the signal processing unit in communication. The output end of the signal processing unit is connected with the control end of the flow regulating valve and the control end of the cut-off valve in communication. The signal processing unit controls the on-off of the flow regulating valve and the cut-off valve according to the differential pressure between the two ends of the differential pressure low interlock. The application realizes multi-stage protection of the high-pressure channeling low-pressure working condition by constructing a highly integrated backflow prevention system, and improves the safety of the high-pressure reaction system.
Owner:WANHUA CHEM GRP CO LTD

A feed pump

The application discloses a feeding pump. The feeding pump comprises an outer box, a box cover installed on the outer box, a lower support frame fixed below the outer box, a feeding sieve connected to the outer box, a box body arranged in the outer box, a pair of box inner clamping grooves installed on the inner wall of the box body, a driving fixed frame fixed between the box bodies, a diaphragm pump installed in the box body, and a bidirectional driving motor fixed on the driving fixed frame. A box bottom avoiding groove is formed in the bottom of the box body, a penetrating rod groove is arranged beside the box bottom avoiding groove, and an inner connecting rod and a limiting plug rod are respectively penetrated in the penetrating rod groove. The pump body is arranged above the buffer pump frame, the telescopic pressing rod drives the built-in diaphragm to reciprocate and feed, meanwhile, the base table is stressed in the process of repeated movement of the pump body, the first supporting spring installed on the two sides and the second supporting spring installed inside are matched to complete the compensation of vibration under the assistance of the inner connecting rod and the limiting plug rod, so that the pump body runs more stably, and the equipment is prevented from deviating after being used for a certain period of time.
Owner:FUJIAN SUNNER DEV

Conveying device for crystal bar gluing

The utility model provides a material conveying device for crystal bar gluing, and aims to solve the technical problem that glue in a conveying system of an existing single-component crystal bar gluing device is easy to cure. A first storage barrel of a storage unit is used for storing a sizing material A; the second storage barrel is used for storing a sizing material B; each material storage barrel is connected with a conveying pipe, and the material conveying pump is arranged at the position of the conveying pipe. The material mixing unit comprises a material mixing pump set and a material mixing pipe assembly; the input end of the mixing pump set is connected with the output end of the conveying pipe; the mixing pipe assembly is used for mixing two sizing materials, is connected to the output end of the mixing pump set and is externally connected with a gluing device; the position sensor is used for sensing whether a crystal bar exists below the mixing pipe assembly or not; the input end of the control processor is connected with the position sensor, and the output end of the control processor is connected with the mixing pump set and the conveying pump and used for controlling the mixing ratio of the sizing material A and the sizing material B. The two sizing materials are separately conveyed and finally mixed and solidified in the material mixing pipe assembly, so that the phenomenon that a conveying pipeline is blocked is avoided.
Owner:四川永祥光伏科技有限公司

Printing ink feeding box for cone sand mill

The utility model discloses a printing ink feeding box for a cone sand mill, which belongs to the field of sand mills and comprises a box body, a feeding port communicated with the box body is arranged at the top of the box body, a feeding pump is arranged at the position close to the bottom of the box body, and a filter screen is arranged in the box body. The box body is provided with a stirring mechanism used for preventing the printing ink from precipitating and preventing the filter screen from being blocked, the side face of the box body is provided with a heating assembly, the stirring mechanism comprises a motor set arranged at the top of the box body, and the output end of the motor set is provided with a stirring blade located in the box body through a connecting shaft. A cleaning assembly is arranged on the connecting shaft, the cleaning assembly comprises a mounting base fixed to the connecting shaft, and a cleaning brush abutting against the surface of the filter screen is arranged on the mounting base through a fixing plate. According to the printing ink feeding box for the cone sand mill, the printing ink quality can be improved through the stirring mechanism, stable operation of equipment is guaranteed, the service life of the equipment is prolonged, and the production efficiency is improved.
Owner:YUNNAN HONGTA INK CO LTD

Feeding device for feeding crayfish breeding ditch in rice field

The utility model discloses a feeding device for feeding in a rice field crayfish breeding ditch, and relates to the technical field of crayfish breeding, in a crayfish field, a plurality of groups of equally divided breeding sub-fields are arranged in the crayfish field, a conveying pipeline is arranged in the crayfish field, the conveying pipeline comprises a main crayfish ditch and an auxiliary crayfish ditch, and a feed pump station is arranged at the upper end of the crayfish field. The feed pump station is communicated with the main shrimp ditch, a feed mixing part and a pressurizing part are arranged in the feed pump station, and pipeline regulation and control assemblies are arranged at the positions of the main shrimp ditch and the auxiliary shrimp ditch. By the adoption of the feed throwing device, feed can be evenly thrown into the breeding sub-fields, the guiding amount of the feed guided into the auxiliary shrimp ditches is measured through the flow meter, the drainage plate is closed after the adding amount reaches the specified amount, feed feeding of one set of breeding sub-fields is completed, and the feeding efficiency of the breeding sub-fields is improved. The subsequent breeding sub-field putting method is performed in the same manner, so that proper feed density and feed use uniformity are ensured.
Owner:ANHUI JUSHI AGRI TECH CO LTD

Negative pressure purification method and device for electronic grade triethyl phosphate

The invention discloses a negative pressure purification method and device for electronic grade triethyl phosphate, and the method comprises the following steps: S1, carrying out pretest on an equipment main body, a vacuum system, a heat conduction oil system, a cooling system and an instrument control instrument, and ensuring that all test indexes meet requirements; s2, opening a vacuum pump to vacuumize the vacuum buffer tank with condensation; meanwhile, refrigerant circulation of the vacuum condenser is started; s3, the raw materials are conveyed to the light component removal tower through a raw material feeding pump and a raw material feeding flow meter for controlling the feeding flow; s4, light component removal by a light component removal tower: when the content of light components at the bottom of a sample detection tower meets the requirements, conveying materials at the bottom of the light component removal tower to the heavy component removal tower through a heavy component removal tower feeding pump; s5, de-weighting by a de-weighting tower, and conveying the material to a product tank when the sampling is qualified; and S6, filtering to obtain an electronic-grade TEPO product. The boiling point of TEPO is reduced through negative pressure, and high-temperature decomposition is avoided; equipment is simplified through two-stage rectification (light component removal and heavy component removal); impurity introduction and material loss are reduced through nitrogen protection and vacuum condensation.
Owner:SUZHOU JINHONG GAS CO LTD

White birch juice membrane concentration system equipment

The utility model relates to the technical field of biochemical engineering, and discloses white birch juice membrane concentration system equipment which comprises a circulating tank, a cleaning tank, a feeding pump, a booster pump, a circulating pump, a membrane concentration element, a heat exchanger and a control cabinet, a concentrated liquid outlet of the membrane concentration element is communicated with a liquid inlet of the circulating tank through a pipeline, a filtrate outlet of the membrane concentration element is communicated with a liquid inlet of the cleaning tank through a pipeline, and a liquid outlet of the circulating tank is communicated with a liquid inlet of the feeding pump through a stock solution valve; a liquid outlet of the cleaning tank is communicated with a liquid inlet of the feeding pump through a first cleaning valve. According to the device, refined concentration and separation of the extracting solution are realized, the content of impurities can be remarkably reduced, the quality of the birch juice concentrated solution is improved, and the purity and the stability of the birch juice concentrated solution are improved.
Owner:SICHUAN HECHENG FILTRATION TECH GRP CO LTD

Automatic feeding and recycling device for coating

The utility model relates to the technical field of paint coating equipment, and discloses an automatic feeding and recycling device for paint coating, which comprises a paint feeding and recycling tank body, a fixed seat is fixed at the bottom of the paint feeding and recycling tank body, and a feeding pump is mounted at the top of the fixed seat; the device is provided with an auxiliary stirring mechanism, when a metal mounting column reciprocates, the outer wall of the coating feeding and recycling tank body can be intermittently loaded, vibration generated by intermittent impact can destroy the agglomeration phenomenon of particles in the coating, and a'dynamic + static 'dual anti-precipitation mechanism is formed by matching with an anti-precipitation stirring device in the coating feeding and recycling tank body, so that the uniformity of the coating is ensured; the device is provided with the reinforcing mechanism, after the recycling pipeline is connected with the filtering box body, the protection sleeve and the supporting sleeve are conveniently fixed, the inner walls of the protection sleeve and the supporting sleeve are tightly attached to the outer side of the recycling pipeline, the connection reliability of the connecting part of the recycling pipeline is enhanced through physical reinforcement, and installation and use stability is guaranteed.
Owner:ANHUI FULANG OPTICAL MATERIALS CO LTD

A feed feeding device for laying hen farming

This utility model relates to the technical field of feeding devices, and discloses a feed feeding device for laying hen farming, including a device frame. A second fixing plate is fixedly connected to the outer wall of the device frame, and a feed pump is fixedly connected to the inner wall of the second fixing plate. A feed bend is fixedly connected to the input end of the feed pump, and a discharge nozzle adjustment assembly mechanism is provided at one end of the feed bend. The discharge nozzle adjustment assembly mechanism includes a feed pipe and a connecting buckle. The other end of the feed pipe is fixedly connected to one end of the feed bend, and the other end of the feed pipe is slidably connected to the inner wall of the connecting buckle. In this utility model, a sliding discharge nozzle is set in a slot opened on the side of the feed pipe, so that the sliding discharge nozzle can move up and down within the feed pipe, realizing the adjustment of the height of the discharge nozzle to adapt to feed troughs of different heights in chicken houses. Furthermore, multiple feed pipes can be assembled by connecting buckles, realizing the delivery of feed by multiple discharge nozzles.
Owner:CHIA TAI EGG IND (LUOHE) CO LTD

A feeding device for a microbial fermenter

The utility model relates to the field of equipment for microbial fermentation, concretely to a feeding device for microbial fermentation tank, including the fermentation tank body, the fermentation tank body top is fixedly arranged with the feed inlet, the feed inlet inboard is movably arranged with the feeder, the feeder top is fixedly arranged with the feeding pipe, the feeding pipe one end fermentation tank body one side is fixedly arranged with the feeding tank, the feeding tank outside is fixedly arranged with the inside view window, the feeding tank top is fixedly arranged with the stirring motor, the stirring motor below fermentation tank body inboard is fixedly arranged with the stirring frame, this kind of device extracts from the feeding tank through the feed pump, then utilizes the feeding pipe and the feeder to convey to the fermentation tank body, and the feeding tank is provided with the stirring motor, can drive the stirring frame rotation through two synchronous gear, thereby utilizes the stirring frame to agitate the nutrient mixed solution in the feeding tank, mixes all kinds of nutrient solution evenly, thereby guarantee that the nutrient mixed solution can better provide the nutrition for the microorganism.
Owner:QINGDAO ENG VOCATIONAL COLLEGE

Countercurrent elutriation device for nitrate co-production

The utility model provides a countercurrent elutriation device for nitrate co-production, which comprises an evaporation chamber, a salt slurry elutriation chamber arranged right below the evaporation chamber, a salt falling pipe of which the upper end is communicated with the bottom of the evaporation chamber and the lower end hermetically penetrates into the elutriation chamber, a salt discharge foot communicated with the bottom of the salt slurry elutriation chamber, and a refined brine feeding pipe communicated with one side of the elutriation chamber, the refined brine feeding pump, the centrifugal pump, the lower circulating pipe and the upper circulating pipe are arranged on the refined brine feeding pipe, and the heating jacket is arranged on the upper circulating pipe and used for heating materials conveyed in the upper circulating pipe. According to the invention, the heat and mass transfer efficiency during co-production of nitrate can be improved, the production cost is reduced, and the salt product is better in quality after being elutriated for the first time and elutriated for the second time.
Owner:SNOWSKY SALT IND GRP CO LTD

Full-automatic continuous detection equipment for foam pump body

The present application relates to foam pump automation processing equipment technical field, specifically is related to a kind of foam pump body full-automatic continuous detection equipment, including conveying track, pump body is located in conveying track and moves, conveying track includes two straight channels, several semicircular arc channels are arranged in "S" type head connection between straight channel, the axis position of arc channel is all provided with a synchronous rotating seat, the circumference of each synchronous rotating seat is equally spaced and provided with several function same detection devices, detection device includes upper seal and lower seal, first linear driver drives upper seal and lower seal and clamps pump body, the present application is detected while driving detection device and pump body along arc channel by synchronous rotating seat moves, can make pump body continuous feeding, reduce the start-stop of feeding device for feeding pump body, improve the continuity of detection process.
Owner:QIDONG TONGRUN LUBRICATING HYDRAULIC EQUIP CO LTD

Mixing, homogenizing and emulsifying pump

The invention relates to the field of fluid machinery, in particular to a mixing and homogenizing emulsification pump which comprises a motor, a pump shell, a homogenizing part and a premixing cover which are transversely and sequentially connected and form an emulsification pump body, the output end of the motor is in transmission connection with a main shaft sequentially penetrating out of the emulsification pump body, and the outer end face of the premixing cover communicates with multiple sets of pumping cylinders distributed around the main shaft; and push rods penetrate through the ends, away from the premixing cover, of the multiple sets of pumping cylinders, and a pressing disc extending obliquely is arranged at the outer end of the main shaft. The motor, the pump shell, the homogenizing part and the premixing cover are transversely and sequentially connected, all functions of material pumping, premixing, homogenizing and discharging are integrated, the main shaft driven by the motor penetrates through the whole equipment main body, power transmission of pumping, homogenizing and transmission adjustment is achieved at the same time, equipment such as an independent feeding pump and a booster pump does not need to be additionally arranged, and the whole equipment is small in occupied area and high in efficiency. The use is convenient.
Owner:DONJOY TECH CO LTD

Blood circulation disorder improving device and blood circulation disorder improving method

To provide a device for effectively improving a blood circulation disorder with a simple configuration, and a method for effectively improving the blood circulation disorder.SOLUTION: There are provided a feed pump 12 for feeding any one of air, oxygen, and ozone and water, a gas-liquid mixing tank 14 for mixing any one of air, oxygen, and ozone fed by the feed pump 12 and water, a bubble generation nozzle 16 for converting gas-liquid mixed water obtained by mixing in the gas-liquid mixing tank into micro-nano bubble water containing micro-nano bubbles, a bathtub 23 for storing the micro-nano bubble water, and a drainage pump 25 for discharging the micro-nano bubble water in the bathtub.SELECTED DRAWING: Figure 1
Owner:FUJITA HEALTH UNIVERSITY +1

Feeding pump

The invention discloses a feeding pump. A feeding pump comprises an outer protection box, a box cover is installed on the outer protection box, a lower supporting frame is fixed to the lower portion of the outer protection box, a feeding screen hopper is connected beside the outer protection box, a box body is arranged in the outer protection box, even number of sets of in-box clamping grooves are formed in the inner wall of the box body, a driving fixing frame is fixed between the box body, and a diaphragm pump is installed in the box body. A bidirectional driving motor is fixed on the driving fixing frame; a box bottom avoiding groove is formed in the bottom of the box body, a rod penetrating groove is formed beside the box bottom avoiding groove, and an inner connecting rod and a limiting inserting rod penetrate through the rod penetrating groove. According to the invention, the pump body is arranged above the buffer pump frame, and the telescopic pressing rod drives the built-in diaphragm to reciprocate for feeding; and meanwhile, in the reciprocating motion working process of the pump body, the base table is stressed, first supporting springs installed on the two sides and a second supporting spring installed inside are matched to offset vibration under the assistance of an inner connecting rod and a limiting inserting rod, and therefore the pump body operates more stably, and the situation that equipment deviates after being used for a certain time is prevented.
Owner:FUJIAN SUNNER DEV

Reaction apparatus and use thereof

This invention provides a reaction apparatus and its application. The reaction apparatus includes a feed pump, a reaction coil, a cooling coil, a back pressure valve, and a reaction liquid receiving device connected in sequence. Using the reaction apparatus provided by this invention can reduce the occurrence of side reactions during the reaction process, while avoiding abnormal fluctuations in temperature and concentration, preventing runaway temperatures and overheating, ensuring a safe and controllable reaction process, and enabling continuous production. Furthermore, the reaction apparatus of this invention occupies significantly less space than conventional equipment, improving the utilization rate of production space.
Owner:JIANGSU HECHENG ADVANCED MATERIALS

Automatic hand sanitizer feeding device

The utility model discloses an automatic hand sanitizer feeding device, which relates to the technical field of hand sanitizer feeding, and comprises a liquid storage tank and a hand washing bottle, the left part of the outer side surface of the liquid storage tank is provided with a PLC (Programmable Logic Controller), the inner side surface of the lower part of the right wall of the liquid storage tank is provided with a feeding pump, and the inside of the hand washing bottle is provided with a liquid level sensor; the liquid storage tank and the hand washing bottle are connected through a first liquid conveying pipe and a second liquid conveying pipe which slide relatively. By arranging the PLC, the feeding pump and the liquid level sensor, automatic feeding of the hand washing bottles can be achieved, manual liquid level checking is not needed, the problem of supply interruption caused by untimely liquid supplementing is avoided, the first liquid conveying pipe and the second liquid conveying pipe can slide relatively by arranging the first liquid conveying pipe and the second liquid conveying pipe, and the liquid conveying efficiency is improved. After the hand sanitizer conveying pipeline is blocked, the conveying pipeline is easy to replace.
Owner:ZHENGZHOU JIERKANG DISINFECTION PROD CO LTD

Non-clogging feed pump for dry anaerobic fermentation tank

The application provides a dry anaerobic fermentation tank feeding pump which is not easy to block, and belongs to the technical field of feeding pumps. The feeding pump comprises a base, a first mounting frame, a second mounting frame and a third mounting frame fixedly connected to the top of the base, and a driving mechanism, a piston seat and a feeding seat fixedly connected to the first mounting frame, the second mounting frame and the third mounting frame through screws respectively. When there are impurities on the surfaces of the push rods of the third sealing plug and the fourth sealing plug, which result in incomplete resetting of the third sealing plug and the fourth sealing plug, the inner push plate can automatically process the impurities on the push rod part of the third sealing plug and the fourth sealing plug. Since the impurity removing part is in a sawtooth shape, the profile of the impurity removing part cooperates with the inward extrusion force of the inner push plate, so that the impurities on the push rod can be removed more completely. The impurity removing part can be wrapped around the push rod according to the profile of the push rod, so that the impurity removing part wraps around the push rod to remove the impurities, thereby further improving the removal effect of the inner push plate on the impurities on the surface of the push rod.
Owner:SICHUAN UNIVERSITY OF SCIENCE AND ENGINEERING

Anti-blocking feeding pump

The utility model relates to the technical field of feeding pumps, and discloses an anti-blocking feeding pump which comprises a pump body, a filter cartridge is connected to the feeding side of the pump body, a filter screen is arranged in the filter cartridge, a blocking clearing mechanism is arranged on the side, facing the pump body, of the filter screen, and a collecting box is correspondingly arranged on the side, deviating from the pump body, of the filter screen. Mounting frames are arranged at the two ends of the filter cartridge, the two mounting frames are jointly and rotationally connected with a rotating shaft, the rotating shaft penetrates through the filter screen, the blockage clearing mechanism and the collecting box are fixed to the rotating shaft, and the position of the blockage clearing mechanism corresponds to the collecting box. The self-cleaning of the filter screen is realized, the cleaning frequency can be automatically adjusted along with the liquid flow, and the smoothness of the filter screen is ensured.
Owner:JINGJIANG HUIER PUMP IND CO LTD

Feed pump (four ball type)

1. Name of the designed product: feeding pump (four ball type) 2. Use of the designed product: feeding pump for pumping rubber on the rubber coating machine. 3. Design points of the designed product: in shape. 4. Picture or photo best showing the design points: perspective view.
Owner:苏州迪泰奇自动化科技有限公司

Method for operating a reducing agent dosing system for an SCR catalyst

Method for operating a reducing agent dosing system for an SCR catalyst (12) with a reducing agent tank (14), a feed pump (16), a pressure line (17) and at least one electrically controllable metering valve (13), characterized in that the metering control is determined on the basis of a mass flow balance and that a diagnosis of the reducing agent dosing system is carried out by evaluating the pump current profile, wherein no pressure sensor is provided in the reducing agent dosing system, wherein the system pressure is inferred from the pump current profile, wherein the system pressure is inferred by measuring a time between an energization start (30) and an upper armature stop (31) of a lifting magnet of the feed pump (16).
Owner:ROBERT BOSCH GMBH

Sealing assembly and feed pump

ActiveCN224550424UAxial forceMechanics
The utility model provides a kind of sealing assembly and feed pump, the sealing assembly includes pump shell, suction section, first stage middle section and stress guiding structure, pump shell includes inner axial locating surface;Suction section is equipped with inner sealing element between inner axial locating surface, and first radial end face is equipped on suction section;First stage middle section is abutted on suction section axially and is radially limited with suction section, and second radial end face is equipped on first stage middle section and faces suction section;Stress guiding structure is arranged between suction section and first stage middle section, and stress guiding structure is used to limit the stress area between first radial end face and second radial end face to make axial force on first stage middle section pass to suction section along stress area, and the axial projection area of stress area is less than the coincident area of first radial end face and second radial end face axial projection.The utility model can change stress transmission path to reduce or eliminate the overturning moment generated by first stage middle section to suction section, to guarantee that inner sealing is long-term reliable.
Owner:SUZHOU SULZOW PUMP IND CO LTD

A diaphragm feed pump

The utility model provides a diaphragm formula feeding pump, it includes body and telescopic mechanism, the body inside is provided with the cavity, is provided with the elastic diaphragm in the cavity, the elastic diaphragm divides the cavity into working chamber and deformation chamber, the body is provided with the feeding port and the discharge port in working chamber one side, the telescopic end of telescopic mechanism is from outside and enters the deformation chamber and is connected with elastic diaphragm, is used for reciprocatingly drive elastic diaphragm to the side of working chamber and the side of deformation chamber and is puffed, changes working chamber volume and internal pressure size to realize material in and out working chamber and delivery further. The utility model discloses simple structure, and the cost of manufacturing and maintenance is lower, eliminates the jamming phenomenon of piston formula feeding pump, and the working efficiency is greatly promoted.
Owner:德州海联液压科技有限公司

Liquid feeding pump and liquid feeding method

Provided is a controller of a liquid feeding pump configured to: calculate a first amount of compression of a solvent by a first plunger in one driving cycle based on a compression rate parameter and control the first plunger to compress the solvent by the first compression amount in the driving cycle; when a value relating to a pressure value measured by the pressure sensor is below a threshold in the driving cycle, change the compression rate parameter according to the pressure value, and calculate a second amount of compression of the solvent by the first plunger in a subsequent driving cycle, based on the changed compression rate parameter; and when the value relating to the pressure value exceeds the threshold in the driving cycle, calculate a third amount of compression of the solvent by the first plunger in the subsequent driving cycle, based on the original compression rate parameter.
Owner:HITACHI HIGH TECH CORP

Automatic stepless frequency band control device for hydrogen peroxide

The utility model relates to the technical field of galvanization, in particular to an automatic stepless frequency range control device for hydrogen peroxide, which comprises a storage tank, a charging pump, a charging valve, a discharging pump, a discharging valve, a protective plate, a sealing plate, a guide rod, an alarm, a displacement sensor and a controller, a feeding pump is arranged on the right side of the storage tank, a feeding valve is arranged on the right side of the feeding pump, a discharging pump is arranged on the left side of the storage tank, a discharging valve is arranged on the left side of the discharging pump, a protection plate is arranged at the upper end of the storage tank, a sealing plate is arranged on the inner side of the storage tank, a guide rod is arranged at the upper end of the sealing plate, and an alarm is fixedly installed at the upper end of the protection plate. A displacement sensor is fixedly mounted at the lower end of the protection plate; according to the utility model, through the circulating time relay in the controller, the blanking pump and the blanking valve are conveniently controlled to circularly work according to a preset time interval, and when the residual amount of hydrogen peroxide is insufficient, the displacement sensor detects that the position of the sealing plate is too low, and the alarm gives an alarm to remind a worker to supplement the hydrogen peroxide in time.
Owner:SHANXI ZHENGDA PIPE MAKING CO LTD

A diluent production and storage system

ActiveCN224422821UDiluentProcess engineering
This utility model discloses a diluent production and storage system, including a reaction vessel. Multiple feed pipes are connected to the upper end of the reaction vessel, and feed pumps are installed on the feed pipes. A discharge pipe is connected to the lower end of the reaction vessel, and a first pipeline and a second pipeline are connected to the discharge pipe. The second pipeline is connected to a storage tank, and a discharge pump is installed on the discharge pipe. The advantages of this utility model are: it facilitates the addition of materials by operators and enables the production of different types of diluents.
Owner:GUANGXI HONGBAOLI ENVIRONMENTAL PROTECTION TECH CO LTD

Medicine filling device

The utility model belongs to the technical field of filling, discloses a medicine filling device, and aims to solve the problems that an existing filling device fixes medicine bottles through grooves, the sizes of the grooves are fixed, the grooves are only suitable for filling the medicine bottles with the fixed sizes, and the use is inconvenient, according to the technical scheme of the utility model, the medicine filling device comprises a conveying table and a plurality of hoses, one end of each hose is fixedly connected with the liquid outlet end of the feeding pump, a front first sliding rail and a rear first sliding rail are arranged on the top face of the conveying table, sliding grooves of the first sliding rails are through, a plurality of first sliding blocks capable of sliding along the first sliding rails are arranged in the first sliding rails, and abutting wheels are installed on the opposite faces of the first sliding blocks through installation frames correspondingly; according to the drenching device, medicine is clamped and fixed through the abutting wheels, the drenching device can be attached to the medicine bottles, the gap of the abutting wheels and the position of the hose can be adjusted, drenching of the medicine bottles of different sizes can be achieved, and use is more convenient.
Owner:FUAN PHARM GRP YANTAI JUSTAWARE PHARMA CO LTD