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30results about How to "High pressing pressure" patented technology

Soft magnetic composite powder production method of the same and production method of soft magnetic compact

A soft magnetic compact which is produced by using soft magnetic composite powder in which the surface of magnetic powder is covered with an electrical insulating material containing at least an inorganic insulating material, and a resin material is fusion-bonded to the surface of the inorganic insulating material so as to partially cover the surface of the soft magnetic powder. Accordingly, it is possible to ensure an electrical insulating property between pieces of soft magnetic material powder to secure a good magnetic characteristics and to easily mold a compact.
Owner:NTN CORP

Sewage sludge reduction dewatering method

The invention discloses a sewage sludge reduction dewatering method which is based on a reduction dewaterer. The reduction dewaterer comprises at least one dewatering module, wherein each dewatering module comprises a two-way cylinder (1) and two symmetrically arranged dewatering units (2); each dewatering unit (2) comprises a dewatering shell (2.1), a supporting plate (2.2) and an extrusion plate (2.3); the supporting plate (2.2) is positioned on the outer side of the dewatering shell (2.1); the extrusion plate (2.3) is positioned on the inner side of the dewatering shell (2.1); the dewatering shell (2.1) is provided with a feed port (2.4); the two-way cylinder (1) is provided with two piston rods (1.1); and the two piston rods (1.1) are respectively connected with the extrusion plates (2.3) of the two dewatering units (2). The feed dewatering and extrusion dewatering are carried out at the same time, thereby enhancing the work efficiency. Meanwhile, the feed pressure is ingeniously used for dewatering in the extrusion dewatering process, thereby enhancing the power use effect.
Owner:CHINA JILIANG UNIV

Transparent, electrically conductive and heat-sealable material and lidded container for carrier tape using the same

The present invention has a main object to provide a transparent conductive heat sealing material of which antistatic property does not deteriorates even at a low humidity, and has a transparency to an extent of permitting visual recognition of the contents and a carrier tape lid using the same. To achieve this object, the transparent conductive heat sealing material of the invention is characterized by a heat-sealable synthetic resin, and conductive fine particle having a 50% particle size of up to 1.0 mum.
Owner:DAI NIPPON PRINTING CO LTD

Efficient and deep reduction treatment method for sewage sludge

The invention discloses an efficient and deep reduction treatment method for sewage sludge. The method is based on a reduction treatment device, the reduction treatment device comprises at least one dehydration module, each dehydration module comprises a bidirectional oil cylinder (1) and two symmetric dehydration units (2), and each dehydration unit (2) comprises a dehydration barrel (2.1), a supporting plate (2.2) and an extruding plate (2.3). The supporting plates (2.2) are located on the outer sides of the dehydration barrels (2.1), the extruding plates (2.3) are located on the inner sides of the dehydration barrels (2.1), and feeding ports (2.4) are formed in the dehydration barrels (2.1). Each bidirectional oil cylinder (1) is provided with two piston rods (1.1) which are connected with the extruding plates of two corresponding dehydration units (2) respectively. According to the method, feeding dehydration and squeezing dehydration are carried out at the same time, so that work efficiency is improved; meanwhile, the pressure of fed materials is ingeniously utilized for dehydration in the squeezing dehydration process, and therefore the power use effect is improved.
Owner:CHINA JILIANG UNIV

Cheese mould

A cheese mould, in particular a cheese mould consisting of plastic or metal for arrangement in a cassette press or the like. The mould should have a simple structure, and at the same time withstand the pressing pressure and also satisfy high hygienic demands. This is advantageously achieved in that the base of the mould is provided with a rib structure as far as the transition region of the outer jacket wall, wherein the mould can be round or cylindrical or angular in cross section. In the case of a round mould, longitudinal ribs extend radially, starting from the longitudinal axis over the base and continuing as jacket ribs into the region of the jacket wall.
Owner:KALT MASCHINENBAU AG

Cascade pressurization belt type pressure filter

The invention discloses a cascade pressurization belt type pressure filter which comprises an upper filtering belt, a lower filtering belt, filtering belt pressing rollers, an upper filtering belt tension roller, an upper filtering belt adjustment roller, a lower filtering belt tension roller, a lower filtering belt adjustment roller, a metal mesh belt, metal mesh belt pressing rollers, metal mesh belt redirection rollers, a metal mesh belt tension roller and a metal mesh belt offset adjustment roller. The pressure filter can firstly perform pressure filtering through low filtering pressure and then perform the pressure filtering through high filtering pressure and finally perform the pressure filtering through higher filtering pressure; by adopting the method for gradually increasing the filtering pressure, the advanced dewatering on sludge is realized.
Owner:光大清洁技术股份有限公司

Concave and convex rolling shaft pressure device of belt filter press

The invention relates to a concave and convex rolling shaft pressure device of a belt filter press. The concave and convex rolling shaft pressure device of the belt filter press comprises a ring-shaped flocking filter belt and a pressure rolling shaft, wherein a driven rolling shaft and a driving rolling shaft are respectively arranged at the two sides of the circular arc surface of the pressure rolling shaft; a plurality of extrusion rolling shafts are arranged under the pressure rolling shaft; the flocking filter belt is sheathed on the driven rolling shaft, the driving rolling shaft and the extrusion rolling shafts, and is extruded by the pressure rolling shaft and the extrusion rolling shafts; the flocking filter belt is also internally provided with a plurality of tension rolling shafts used for enabling the flocking filter belt to be in a tensioning state; the circumferential surface of the pressure rolling shaft has a concave-convex structure of a gear. The concave and convex rolling shaft pressure device is simple in structure, good in dehydration effect, good in mud cake stripping effect, little in sludge residue, not easy to block and small in cleaning water quantity, and thus reducing secondary pollution.
Owner:YANGZHOU TIANLONG ENVIRONMENTAL PROTECTION EQUIP

Continuous deep dewatering equipment

PendingCN110117147AAdaptableReasonable and flexible way of stepped pressurizationSludge treatmentSewage treatmentDistributor
The invention relates to continuous deep dewatering equipment. The equipment is mainly applied to situations, needing solid-liquid separation, such as sewage treatment plants, paper mills, chemical plants and pharmaceutical factories and particularly applied to continuous deep dewatering for sludge. The equipment is mainly composed of a distribution area, a pre-pressing area, a squeezing area anda discharging area, the distribution area comprises a distributor and an evening roller, and the pre-pressing area is composed of an upper filter screen, a lower filter screen and a dewatering roller;the squeezing area is composed of an upper filter screen, a lower filter screen, an upper liner band, a lower liner band and a pressurization assembly which are operated circularly, the upper and lower filter screens and the upper and lower liner bands overlap in the squeezing area to form a squeezing face similar to a plane, and the pressurization assembly vertically acts on the liner bands andprovides squeezing pressure of 10-60 kilograms; the discharging area is composed of discharging rollers and scrapers, and a mud cake is continuously and automatically discharged under the function ofthe filter screens and the scrapers. After squeezing, the water content of the mud cake is lower than 50%, and the equipment is automatically and continuously operated.
Owner:吕文彬

Elastomeric diaphragm filter plate

InactiveCN105126400AHigh strengthEasy to compress and sealFiltration separationElastomerRigid core
The invention relates to an elastomeric diaphragm filter plate, which comprises a filter frame. The center layer of the filter frame is provided with a rigid core plate, the front and rear wall of the core plate are both covered with an elastic diaphragm, the elastic diaphragm and four sides of the filter frame are in sealing connection, sealed gas chambers are formed between the elastic diaphragm and the front and rear wall of the core plate, the side of the filter frame is provided with a water inlet of the water inlet hole, which extends into the core plate and extends from the inside of the core plate to both sides and is communicated with the two gas chambers, the apex angle of the filter frame is provided with a feeding hole, the feeding hole is communicated with a cavity outside the elastic diaphragm, the bottom angle of the filter frame is provided with a water outlet hole, the water outlet hole is communicated with the cavity outside the elastic diaphragm, two horizontal liquid outlet pipes are disposed inside the bottom frame of the filter frame, and the liquid outlet pipes are communicated with the cavity outside the elastic diaphragm. The structure has the characteristics of good compaction sealing performance, high filter plate strength, large pressing pressure, more uniform dewatering, and large pressing area, etc.
Owner:JIANGSU XINGXIN SEPARATION EQUIP MFR

Convenient moving and fixing type cold pressing device for edible oil

The invention provides a convenient moving and fixing type cold pressing device for edible oil. The device comprises an oil pressing barrel, a supporting frame, universal self-locking wheels, a base,a filtering bucket, a collecting barrel and an oil pressing piston, wherein grooves are formed in four corners of the bottom part of the base, and the universal self-locking wheels are mounted in thefour grooves; the upper ends of the universal self-locking wheels are connected through bolts in a penetrating manner and are fixed into the grooves; a protruded side is arranged at the upper end of the base; the supporting frame is fixedly connected to the middle part of the base; fixing plates are welded around the bottom part of the supporting frame; the bottom parts of the fixing plates are welded on the base, and the sections of the fixing plates are triangular; the oil pressing barrel is arranged at one side of the supporting frame, and one side of the oil pressing barrel is fixedly connected to the supporting frame; a plurality of oil draining holes are formed in the bottom part of the oil pressing barrel, and the oil pressing barrel is filled with oil; the oil pressing piston is arranged above the oil; guide ribs are arranged on the inner wall of the oil pressing barrel; guide grooves which fit the guide ribs are formed in the side edge of the oil pressing piston; and the device can be conveniently moved and fixed through the grooves and the universal self-locking wheels.
Owner:CENXI DONGZHENG POWER TECH DEV

Reduction dehydration device for sewage sludge

The invention discloses a reduction dehydration device for sewage sludge. The reduction dehydration device comprises at least one dehydration module. Each dehydration module comprises a bidirectional oil cylinder (1) and two symmetric dehydration units (2). Each dehydration unit (2) comprises a dehydration barrel (2.1), a supporting plate (2.2) and an extruding plate (2.3). The supporting plates (2.2) are located on the outer sides of the dehydration barrels (2.1), and the extruding plates (2.3) are located on the inner sides of the dehydration barrels (2.1). Feeding ports (2.4) are formed in the dehydration barrels (2.1). Each bidirectional oil cylinder (1) is provided with two piston rods (1.1) which are connected with the extruding plates (3) of the two corresponding dehydration units (2) respectively. According to the reduction dehydration device, feeding dehydration and squeezing dehydration are carried out at the same time, so that work efficiency is improved; meanwhile, the pressure of fed materials is ingeniously utilized for dehydration in the squeezing dehydration process, so that the power use effect is improved, and product energy consumption is reduced.
Owner:CHINA JILIANG UNIV

Dissepiment filter plate for filter press

The invention discloses a filter press membrane filter plate, comprising a diaphragm and a core board, wherein a pressure diaphragm piece is arranged at each side of the core board; the periphery of the core board is formed through the connection of screws and nuts; an elastic sealing element is arranged between the diaphtagm and the core board; the end faces of the screws and nuts are sealed by plastic cover or plastic welding. The filter press membrane filter plate has the advantages of no use of specialized welder, small investment, changeable diaphragm, high intensity, higher pressure, longer service life, and higher utilization strength.
Owner:杭州贝特过滤机有限公司

Medical sterilization container with gas-exchange filter

A medical sterilization container has a removable container cover, which is provided in a wall area (4) with gas-exchange openings (5), with a filter unit (55) for gas exchange has an interchangeable filter sheet covering the gas-exchange openings (5) on the inside, which is arranged within a ring-shaped circumferential frame element (15) and is held pressably against an inside of the wall area (4) by a pressure washer (36) provided with openings (45). The pressure washer (36) is detachably connected to frame element (15) or the wall area (4) and has a ring groove (48) with a preferably elastic sealing ring (49), which seals the wall area (4) provided with the gas-exchange openings (5) against the frame element (15). To prevent a shifting of and / or damage to the filter sheet during a clamping process, the pressure washer (36) can be pressed against the wall area (4) by a spring washer (35). The spring washer (35) is provided with bayonet connection elements (38) which can be meshed and unmeshed with bayonet catch elements (20) of the frame element (15). The spring washer (35) is rotatable opposite the pressure washer (36) about a common central axis of rotation of the pressure washer (36) and of the spring washer (35).
Owner:INNOVATIONS MEDICAL

A sludge filter press and sludge treatment method

The invention relates to the field of environmental protection, in particular to a sludge filter press and a sludge treatment method. A sludge filter press includes a frame, a filter press component, a feeding component, a discharging component and an electric control component, wherein , the filter press components include a push plate that slides on the frame to perform compression, a thrust plate that is fixed on the frame to cooperate with the push plate to compress, and several series-connected pressure plates that are arranged between the push plate and the thrust plate Filter plate unit; the filter plate unit includes a metal back plate, a piston plate, a pressure ring and a spring arranged between the back plate and the piston plate; several filter cavities are formed between the filter plate units, and the filter cavity is pushed The pressure action of the plate and the elastic force of the spring have the function of changing the size of the cavity. The life of the metal back plate is longer, and at the same time, it can increase the feeding pressure and pressing pressure, improve the practical efficiency of the equipment, strengthen the sludge dehydration effect, reduce the use of chemicals, and greatly reduce the per ton processing cost of materials.
Owner:湖州旺能机械设备制造有限公司

An integrated treatment process for river and lake sludge dehydration and consolidation

The invention discloses an integrated treatment process of river and lake sludge dehydration and consolidation. The process method is as follows: the river and lake silt is sucked by the cutter suction vessel and transported to the garbage sorter by the pipeline conveying pump, and the sorted sand and gravel are sent for treatment; the silt after separating the sand and gravel flows into the mud storage tank for storage. ;Under the action of the transfer pump, the sludge in the mud storage tank is transported to the high-efficiency concentration tank for rapid concentration, the supernatant enters the clean water discharge tank, and the concentrated mud is transported to the bottom mud conditioning device by the transport pump, and is transported by the dosing pump. The medicament is conditioned, and the conditioned mud is sent to a special high-pressure press for river and lake dredging through a plunger pump for dehydration treatment to a moisture content of less than 50%. The process adopts advanced system equipment and more reasonable and perfect process route, has higher treatment efficiency and better dehydration efficiency, and can achieve better environmental and social benefits.
Owner:SHANGHAI TECHASE ENVIRONMENT PROTECTION

Sewage sludge reduction and dehydration method

The invention discloses a sewage sludge reduction dewatering method which is based on a reduction dewaterer. The reduction dewaterer comprises at least one dewatering module, wherein each dewatering module comprises a two-way cylinder (1) and two symmetrically arranged dewatering units (2); each dewatering unit (2) comprises a dewatering shell (2.1), a supporting plate (2.2) and an extrusion plate (2.3); the supporting plate (2.2) is positioned on the outer side of the dewatering shell (2.1); the extrusion plate (2.3) is positioned on the inner side of the dewatering shell (2.1); the dewatering shell (2.1) is provided with a feed port (2.4); the two-way cylinder (1) is provided with two piston rods (1.1); and the two piston rods (1.1) are respectively connected with the extrusion plates (2.3) of the two dewatering units (2). The feed dewatering and extrusion dewatering are carried out at the same time, thereby enhancing the work efficiency. Meanwhile, the feed pressure is ingeniously used for dewatering in the extrusion dewatering process, thereby enhancing the power use effect.
Owner:CHINA JILIANG UNIV

Method for the production of a fuel from vegetable oil

The invention relates to a method for producing a fuel from vegetable oil in order to operate of diesel internal combustion engines. In said method, the oleaginous fruit is pressed, and the dripping oil is filtered. According to the invention, the dripping vegetable oil containing the cloudy matter is mixed with a clay material in a first step before being filtered and is filtered in a second step.
Owner:WALDLAND VERMARKTUNGSGMBH

Efficient and deep sewage sludge reduction treatment device

The invention discloses an efficient and deep sewage sludge reduction treatment device. The efficient and deep sewage sludge reduction treatment device comprises at least one dehydration module, wherein each dehydration module comprises a two-way oil cylinder (1) and two symmetrically-arranged dehydration units (2), each of the dehydration units (2) comprises a dehydration cylinder (2.1), a supporting plate (2.2) and an extruding plate (2.3), the supporting plate (2.2) is located on the outer side of the corresponding dehydration cylinder (2.1), the extruding plate (2.3) is located on the inner side of the corresponding dehydration cylinder (2.1), and a feeding port (2.4) is formed in the dehydration cylinder (2.1).The two-way oil cylinder (1) is provided with two piston rods (1.1), and the two piston rods (1.1) are respectively connected with the extruding plates (2.3) of the dehydration units (2). The efficient and deep sewage sludge reduction treatment device performs feeding dehydration and squeezing dehydration simultaneously, improves the working efficiency, also ingeniously utilizes a feeding pressure for dehydration during squeezing dehydration, improves a power usage effect and reduces product energy consumption.
Owner:CHINA JILIANG UNIV

Production method of dampproof copy paper

The invention relates to the field of papermaking, provides a production method of dampproof copy paper and solves the problem that the copy paper absorbs moisture easily and is low in strength, poorin glue applying effect and prone to linting and powder falling in the prior art. The method comprises the following processing steps: (1) raw material preparation; (2) beating and grinding into pulp;(3) papermaking by a paper making machine: the pulp obtained after beating and grinding is fed into a pulp blending tank for pulp blending, and then the pulp is processed by a pre-papermaking tank, aslushing tank, a high box, a headbox, a mesh, a squeezing part and a drying cylinder and subjected to calendering processing.
Owner:福建省晋江优兰发纸业有限公司

Sewage sludge high-efficiency deep reduction treatment device

The invention discloses an efficient and deep sewage sludge reduction treatment device. The efficient and deep sewage sludge reduction treatment device comprises at least one dehydration module, wherein each dehydration module comprises a two-way oil cylinder (1) and two symmetrically-arranged dehydration units (2), each of the dehydration units (2) comprises a dehydration cylinder (2.1), a supporting plate (2.2) and an extruding plate (2.3), the supporting plate (2.2) is located on the outer side of the corresponding dehydration cylinder (2.1), the extruding plate (2.3) is located on the inner side of the corresponding dehydration cylinder (2.1), and a feeding port (2.4) is formed in the dehydration cylinder (2.1).The two-way oil cylinder (1) is provided with two piston rods (1.1), and the two piston rods (1.1) are respectively connected with the extruding plates (2.3) of the dehydration units (2). The efficient and deep sewage sludge reduction treatment device performs feeding dehydration and squeezing dehydration simultaneously, improves the working efficiency, also ingeniously utilizes a feeding pressure for dehydration during squeezing dehydration, improves a power usage effect and reduces product energy consumption.
Owner:CHINA JILIANG UNIV
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