58results about How to "Easy separation" patented technology

The invention relates to the technical field of water quality detection and evaluation, and provides an evaluation method of a sewage treatment process, which can trace the degradation conditions of different sewage treatment processes on different molecular weight components of organic pollutants by combining an ultrafiltration technology and a three-dimensional fluorescence spectrometry, and can quickly evaluate refractory soluble organic matters in sewage at the same time. In the evaluation process, the separation operation of organic matters is simplified through ultrafiltration, and the cost is reduced; the degradation conditions of different molecular weight components of organic pollutants by different sewage treatment processes can be traced by combining specific ultrafiltration conditions with three-dimensional fluorescence spectrum analysis and a specific calculation formula for the content of the refractory soluble organic matters specified by the invention, and the refractory soluble organic matters in the sewage can be rapidly evaluated.

The invention discloses a correction device for a cable joint during cable maintenance. The correction device comprises a base, a correction mechanism and a centering clamping mechanism, two traction seats are slidably connected into a first sliding groove formed in the upper side of the base, and two symmetrically-distributed correction seats are arranged on the upper side of the base. The correcting mechanism comprises a four-fifths annular base, a first stud, a first threaded cylinder, a connecting base and a correcting roller, and the four-fifths annular base is arranged at the upper end of the traction base. According to the correcting device for the cable connector in the cable maintenance process, cable connector correcting treatment can be conducted on maintenance of cables of various calibers through a transmission element, the application range is wide, and the correcting effect is good. And the later separation operation of the cable and the correction part is convenient, and meanwhile, the device performs centering extrusion fixing on each cable joint, so that the fixing center and the correction center of the cable joint are horizontally overlapped, and the correction effect of the cable maintenance part is further ensured.

The utility model provides an automotive trim plastic part demolding device, and belongs to the technical field of plastic part machining. The automobile interior plastic part demolding device comprises a demolding table and an adsorption demolding mechanism, a demolding base is installed at the top of the demolding table, an adsorption box is installed at the bottom of the demolding table, a connector is installed on the left side of the adsorption box, adsorption pipes are fixedly connected to the two sides of the top of the front side of the adsorption box, and the other ends of the adsorption pipes are fixedly connected with the surface of the demolding base; the two sides of the top of the adsorption box are fixedly connected with communicating pipes, the adsorption cavities are formed in the two sides of the interior of the demolding table, by arranging the adsorption demolding mechanism, a lower mold of an external mold can be adsorbed and positioned in the mold demolding process, and position deviation and demolding deformation in the mold demolding process are avoided; and therefore, the convenience of workpiece demolding is improved, and the service life of the mold is prolonged.

The utility model discloses a flatbed trailer convenient to butt joint installation, including device body, be equipped with the supporting plate in the device body, the supporting plate front end is connected supporting plate frame and is equipped with the protection frame on the supporting plate, be equipped with the mounting buckle and the connector on the supporting plate frame, be equipped with the lifting rod in the mounting buckle, the lifting rod below is connected the pressing plate, be equipped with the fixed base on the connector, be equipped with the support plate on the fixed base and open the screw hole in the fixed base, be equipped with the clamping plate on the support plate, screw the thread rod in the screw hole, the thread rod one end is connected the ring, open the clamping slot in the protection frame, insert the baffle in the clamping slot, be equipped with the connecting hole in the baffle, be equipped with the locking rod in the connecting hole, be equipped with the clamping rod in the locking rod, the mobile wheel is installed below the supporting plate, can guarantee that flatbed trailer and traction equipment, flatbed trailer each component connection is stable, guarantees in transportation not easy to loosen, reduces the potential safety hazard, promotes transportation security.

The application relates to the field of thermal catalysis, and discloses a method for preparing 1-cyclohexylbenzene hydrogen peroxide by solvent-free thermal catalytic selective oxidation of cyclohexylbenzene with molecular oxygen. The method uses a metal bromide as a catalyst, azobisisobutyronitrile or t-butyl hydroperoxide as an initiator, and pure oxygen as an oxidant, and can effectively selectively oxidize cyclohexylbenzene (CHB) into 1-cyclohexylbenzene hydrogen peroxide under normal pressure, solvent-free conditions and at a temperature above 90 DEG C. The catalytic system has the advantages of low cost, simple operation process, high catalytic oxidation efficiency and high selectivity of the target oxidation product.

The utility model provides a double-disc pulping machine, and relates to the field of papermaking pulping equipment. An adjusting box is installed in the middle of the upper end face of the base, shell covers are fixedly installed on the left side face and the right side face of the adjusting box correspondingly, driving motors are fixedly installed on the left side and the right side of the upper end face of the base correspondingly, and main grinding discs are fixedly installed at the opposite ends of rotating shafts of the two driving motors correspondingly. Through cooperation of an anti-loosening gear and an anti-loosening mechanism, after the distance between the two fixed millstones is adjusted, the two-way lead screw can be effectively prevented from loosening, the stability of the two fixed millstones during grinding is prevented from being affected, and therefore the raw material grinding quality is improved; the problems that in the actual using process of an existing double-disc pulping machine, an adjusted two-way lead screw is prone to loosening under the action of vibration force, then the stability of two fixed grinding discs during grinding is affected, and therefore the grinding quality of raw materials is affected are solved.

The invention discloses a method for preparing a fertilizer by extracting protein from valine fermentation broth, and relates to the technical field of fertilizer preparation, the method comprises the steps of valine fermentation broth pretreatment, protein extraction and protein purification, the valine fermentation broth pretreatment adopts a magnetic field pretreatment device, the method has the advantages that the subsequent extraction process is more efficient through magnetic field pretreatment and aggregation of protein molecules, impurities can be further removed in the subsequent steps due to the change of physical properties of the impurities, and in the magnetic field pretreatment process, the impurities can be effectively removed in the subsequent steps. The fermentation liquor continuously and circularly flows in the magnetic field, so that the magnetic field can play a sufficient role on each part of the fermentation liquor, the aggregation state of protein of the valine fermentation liquor pretreated by the magnetic field is more stable, and the distribution of impurities is more beneficial to subsequent separation operation.

The utility model belongs to the field of automobile part assembly, and particularly relates to an auxiliary clamping device for frame welding. Comprising a base, supporting feet, supporting pieces, clamping arms and positioning pieces, the five bottom feet are arranged at the bottom of the base, the positioning pieces are used for fixing a frame to the base, the supporting pieces are used for bearing the frame to prevent the frame from being attached to the base, the supporting pieces and the positioning pieces are arranged on the base, and the clamping arms are arranged on the supporting pieces. The clamping arms are arranged at the head end and the tail end of the base. In actual application, the frame is fixed to the base through the supporting frame and the positioning piece on the base, the clamping arms are further arranged at the head end and the tail end of the base to further achieve clamping and fixing of the frame on the base, the device is good in fixing effect on the frame to be welded and accurate in positioning, and a stable welding environment can be provided for frame welding.

The invention discloses an ionic liquid anolyte and a method for intensifying sulfur separation, a functionalized ionic liquid is used as an absorbent and an electrolyte regulating agent, on one hand, hydrogen sulfide is efficiently absorbed, and on the other hand, the hydrogen sulfide electrolysis process is coupled. Gas absorption is directly carried out in an anode chamber, then absorption liquid is electrolyzed, sulfur is obtained from an anode, and hydrogen is prepared from a cathode. Sulfur generated at the anode can be separated out from the electrolyte, and precipitates are formed at the bottom of the electrolytic tank; meanwhile, as a novel green solvent, the ionic liquid has a wider electrochemical window and conductivity, so that the electrolytic reaction can be effectively promoted, and the hydrogen production rate of the cathode is greatly improved. According to the method, the absorption rate and the electrolytic reaction rate are high, the hydrogen production rate is higher than that of most systems using the electrocatalyst, sulfur can be self-precipitated in the electrolyte, redundant sulfur separation operation is not needed, the electrolyte can still be recycled after sulfur is filtered, and the method is environment-friendly and energy-saving. And efficient absorption of hydrogen sulfide and production of clean energy hydrogen are facilitated.

The invention discloses a method for promoting flower growth by using an acetylisovaleryltylosin tartrate finished product liquid fertilizer, and relates to the technical field of fertilizer preparation, and the method comprises the following specific steps: step 1, firstly, screening out 1-ethyl-3-methylimidazolium acetate ionic liquid for subsequent treatment, the preparation method has the advantages that the polylactic acid is selected as a microcapsule wrapping material, so that the acetylisovaleryltylosin tartrate can be tightly and stably wrapped, an effective protective barrier is constructed, the influence of external adverse environmental factors on the acetylisovaleryltylosin tartrate is isolated, the activity of the acetylisovaleryltylosin tartrate is powerfully guaranteed to be maintained in the storage and subsequent application process, and the stability of the acetylisovaleryltylosin tartrate is improved. The temperature-sensitive hydrogel prepared from poly (N-isopropylacrylamide) is used as an intelligent response material, the temperature-sensitive characteristic of the temperature-sensitive hydrogel is the key point for realizing intelligent regulation and control, and the hydrogel presents obviously different states at different temperatures, so that the scientificity and accuracy of fertilization are greatly improved, and the application prospect is wide. The flower can obtain proper nutrient supply in different growth stages.

The application discloses a kind of diene extraction process saponification fat removal methods, first to the crude diene raw material is pretreated to remove low-boiling component, then carry out low-temperature weak base pre-saponification break down gum and waxy, middle-temperature compound saponification removes grease and fatty acid ester impurity in depth, after constant temperature stationary stratification, utilize compound solvent and carry out multistage countercurrent extraction, again by washing, reduced pressure desolventization, vacuum drying and obtain finished product.The application is by grading temperature control, step by step, effectively avoids emulsification, impurity removal effect is good, finished product purity and material yield significantly improve, reagent and three waste emissions are reduced.The process can be used for batch production, and can be matched with automatic equipment to realize continuous operation, process adaptability is strong, suitable for industrial scale popularization and application.

The application relates to the field of water treatment, and particularly discloses a treatment method for efficiently removing organic matters through solid-gas floating coupling, which comprises the following steps: S1, adding sodium chloride and a surfactant into wastewater to be treated, and then adding a solid floating agent; S2, introducing gas into the wastewater to be treated to perform gas floating treatment, and separating floating dregs above the wastewater through a filter screen to remove organic matters in the wastewater; wherein the solid floating agent in step S1 is obtained after a worm graphite carrier is treated in a mixed solvent of an organic amine, a diluent and a solubilizer. The application can realize efficient removal of multi-component high-concentration organic pollutants under strong acidic conditions.

This invention relates to a method for enhanced cascade separation and resource utilization of calcium-free roasted chromium slag through reducing alkaline roasting. The specific steps are as follows: Calcium-free roasted chromium slag, a reducing agent, and an alkaline reagent are mixed to obtain a chromium slag mixture; the chromium slag mixture is placed at a first temperature and held for a first time under an inert atmosphere, causing the iron oxides in the chromium slag mixture to be reduced, and the aluminum and chromium oxides to be sodium-treated, while inhibiting the reduction of chromium oxides, resulting in a reduced chromium slag mixture; the reduced chromium slag mixture is filtered to obtain filter residue and an aluminum-enriched filtrate, which can be used for alumina production and the recovery of the alkaline reagent; under an inert atmosphere, the filter residue is placed at a second temperature and held for a second time. Due to the separation of aluminum in the filter residue, metallic iron can be efficiently separated by melting, and chromium can be efficiently enriched in the molten residue. This invention can efficiently achieve the cascade resource utilization of iron, chromium, and aluminum components in calcium-free roasted chromium slag.

The utility model relates to tea processing technical field especially is a kind of tea impurity separation device, including frame, in the utility model, by designing a kind of tea impurity separation device, utilize motor-driven rotary vane continuously overturn in discharging box, scatter tea leaves and push even discharging, solve the jam problem caused by tea accumulation in traditional device, cooperate with the high-frequency vibration of vibration motor, ensure that tea is fully dispersed on screen surface, utilize the second screen 40 ° of inclination angle difference design, first screen 30 °, combined double-layer screen structure realizes stepped separation, second screen is screened out large leaf blade and coarse impurity preferentially, first screen further separates fine impurity and dust, sieve under the thing falls into impurity receiving box, through magnet adsorption of iron filings, screw metal foreign matter in tea leaf, avoid the omission risk of traditional manual picking, significantly improve tea safety, it is convenient to separate operation to tea impurity.

The invention discloses a process adopting fixed bed adsorption for oil refining, and belongs to the technical field of oil refining processing, the process comprises a refining pool, a filter screen plate is fixed on the inner side wall of the refining pool, a cleaning assembly is arranged on the side surface of the top end of the filter screen plate, a plurality of second circulation ports are formed in the side surface of a lower partition plate, and a partition assembly is arranged above the lower partition plate; the first discharge pipe and the second discharge pipe are both communicated with the interior of the refining pool and are both provided with valves, and a pushing assembly is arranged at the bottom of the refining pool; the bottom surface of oil-water mixed liquid is pushed through the pushing assembly to adjust the position of an oil-water interface, and then the multiple second circulation openings in the lower partition plate face are closed through the partition assembly, so that oil and water are mutually closed and isolated, oil-water separation operation is convenient, the structure is simple, and the cost is low. And scum and large solid impurities accumulated on the side face of the top end of the filter screen plate can be pushed, swept and cleaned through the cleaning assembly, and the cleaning efficiency is improved.

The utility model discloses a separating device for unloading 3D printing products and 3D printing equipment with the separating device, the separating device comprises a printing platform, the surface of the printing platform is provided with protrusions, and the upper surfaces of the protrusions form a bearing surface of the 3D printing products; the separating plate is provided with a hollow-out part, and at least part of the protrusion of the printing platform is embedded into the hollow-out part; and the driving device is used for driving the printing platform and the separating plate to generate relative displacement. When the separating device and the 3D printing equipment with the separating device are used for 3D printing, damage to 3D printing products can be reduced, the rate of finished products is increased, meanwhile, the printed and formed 3D printing products are rapidly collected and discharged, the production efficiency is improved, and separation abnormity can be found and eliminated in time.

The utility model discloses a support convenient to use. The support comprises a base, a jacking piece and a driving piece. The base is provided with a bearing surface suitable for bearing the electronic equipment and comprises a magnetic part, and the magnetic part is suitable for magnetically attracting the electronic equipment borne on the bearing surface. The jacking piece is movably connected to the base, and the jacking piece is configured to be capable of conducting position switching between a first position and a second position relative to the base. The driving piece is connected with the jacking piece so that the jacking piece can move to the second position from the first position. The jacking piece comprises a jacking end, when the jacking piece is located at the first position, the jacking end is located on the side, away from the electronic equipment, of the bearing face, when the jacking piece is located at the second position, the jacking end is located on the side, facing the electronic equipment, of the bearing face, and the jacking end is located in the process that the jacking piece moves from the first position to the second position. The jacking end is suitable for pushing at least part of the electronic equipment borne on the bearing surface away from the bearing surface. The adsorption capacity of the magnetic part to the electronic equipment can be adjusted, and the electronic equipment can be taken down from the support conveniently.

The present invention relates to a method for continuously producing 5-hydroxymethylfurfural and 2,5-furandicarboxylic acid. The method of the present invention starts from fructose-based carbohydrates, continuously produces important biomass-based platform compound 5-hydroxymethylfurfural and functional polymer material monomer 2,5-furandicarboxylic acid, and in the process of producing 2,5-furandicarboxylic acid, avoids the separation and purification process of 5-hydroxymethylfurfural, and has the advantages of simple process, low generation and emission of three wastes, environmental friendliness, etc.

The invention discloses a device for extracting effective components of mulberry flavonoids, and relates to the technical field of drug component extraction and separation. The device comprises a supporting base plate, and also comprises: an installation fixing plate, which is mounted on the top of the supporting base plate and symmetrically distributed. The invention has the following beneficial effects: the invention is provided with an installation fixing plate, an extraction tank and an extraction recovery mechanism. When in use, the control panel is opened, and at the same time, the first sealing top cover and the extraction tank are clamped and installed by cooperating with an adsorption elastic pad and a fastening pressure plate. The device is operated by an electric telescopic rod, and the labor intensity during daily maintenance is reduced under the limitation of a first limiting clamp and a second limiting clamp. The invention is provided with a screening tank and a screening mechanism. The control panel is used to control the operation of an internal heating rod, a top pressure relief valve, a first air pump, a driving motor, a control valve, a power storage bin, a solar panel, an electric telescopic rod and a second air pump, so that the overall equipment can be remotely monitored and manual management can be facilitated.

The utility model relates to the technical field of sludge treatment, in particular to solid-liquid separation treatment equipment for sludge, which comprises an inner cylinder and an outer cylinder which are fixedly sleeved, filter cloth which is in an arc cover shape in a free state is connected to the top of the inner cylinder, and the solid-liquid separation treatment equipment further comprises a lifting mechanism for driving the middle of the filter cloth to lift, the bottom of the outer barrel is of an inclined structure, a solid discharging opening is formed in the bottommost end of the outer barrel, and a liquid discharging valve is fixedly installed at the bottom of the inner barrel.

The utility model discloses a condensing device, and relates to the technical field of grease recovery. The condensing device comprises a mounting bottom plate and a circulating condensing mechanism, a connecting frame is fixedly mounted at the top of the mounting bottom plate, a condensing pipe is arranged in the connecting frame, and the outer wall of the condensing pipe is sleeved with a spiral pipe; the circulating condensation mechanism is arranged on the connecting frame, the circulating condensation mechanism is used for circulating cooling of grease, the circulating condensation mechanism comprises a cooling-water machine, a water pump, a first conveying pipe and a second conveying pipe, and the cooling-water machine and the water pump are fixedly installed at the top of the connecting frame. Through cooperative use of the condensation pipe, the cooling-water machine, the water pump, the first conveying pipe, the second conveying pipe and the spiral pipe, the circulating condensation mechanism can drive a cooling medium to flow reversely, the flowing direction of the cooling medium is opposite to the flowing direction of grease steam, and therefore heat exchange can be fully conducted between the cooling medium and the grease steam, the time needed by grease condensation is shortened, and the efficiency of grease condensation is improved. Therefore, the condensation efficiency of the grease is improved.

This utility model discloses a device for separating impurities in Sichuan peppercorns based on friction and shape differences, relating to the field of Sichuan peppercorn processing technology. This device includes a base, a cylinder fixedly mounted on the upper surface of the base, an electric push rod fixedly mounted on the top of the cylinder, a bracket fixedly mounted on the top of the electric push rod, a motor fixedly mounted on the bottom of the bracket, a grinding disc fixedly mounted on the output shaft of the motor, a discharge pipe connected to one side of the cylinder, and a housing fixedly mounted on the upper surface of the base, with one end of the discharge pipe connected to one side of the housing. The included vibration motor and protective plate allow the mesh plate to vibrate during use, thereby separating and filtering impurities and peppercorn seeds from the Sichuan peppercorns, preventing incomplete impurity separation, improving the device's separation efficiency, and facilitating subsequent normal use.

The utility model discloses a cooling mechanism of a die for internal thread production, which comprises a shell, an input end and an output end, and is characterized in that the cooling mechanism is arranged between the input end and the output end, a through groove is arranged at the lower end of the cooling mechanism, the cooling mechanism is communicated with the through groove, one end of the through groove is communicated with the input end, and the other end of the through groove is communicated with the output end. The cooling device is provided with the cooling mechanism, the flowing path of internal water is long, heat can be taken away through flowing of the water, the cooling effect is good, and the structure is simple.

The invention relates to the technical field of waste resource utilization, and discloses a kitchen waste gasification-hydro-thermal synthesis copper powder integrated system and method.In the system, a supercritical water gasification heating integrated unit, an oxidation module and a supercritical hydro-thermal synthesis module are sequentially arranged in a communicating mode; the output ends of the slurry output pipeline and the waterway preheating output unit are connected to the input end of the supercritical water gasification heating integrated unit; the output end of the supercritical water gasifying and heating integrated unit is connected with the deslagging unit; the output end of the liquid oxygen preheating output pipeline is connected to the input end of the oxidation module; the output end of the copper solution output pipeline is connected to the input end of the supercritical hydrothermal synthesis module; heat released by oxidation of the oxidation module is transferred to the critical hydrothermal synthesis module to reduce system energy loss, hydrogen-rich synthesis gas generated by gasification directly replaces a chemical reducing agent to reduce superfine copper powder, and the preparation quality of the copper powder is improved.

The utility model discloses an anti-explosion zipper, which relates to the technical field of zippers and solves the problems that the conventional zipper is easy to burst due to external force, the use is influenced and the anti-theft effect is poor, the anti-explosion zipper comprises a cloth belt and a puller arranged on the cloth belt, the outer side of the cloth belt is fixedly connected with first connecting cloth, and the first connecting cloth is fixedly connected with the zipper. The outer side of the first connecting cloth is fixedly connected with a plurality of second connecting cloth, the sides, close to the cloth belt, of the second connecting cloth and the sides, close to the second connecting cloth, of the cloth belt are fixedly connected with magnets which are connected in a matched mode, and the side, close to the magnets, of the outer side of the pull head is fixedly connected with a partition plate. The two sides of the cloth belt can be well connected through the first connecting cloth, the second connecting cloth and the magnet so that teeth can be effectively prevented from being pressed and exploded, meanwhile, the lock plate is arranged on the cloth belt and used in cooperation with the pull piece, the pull head can be prevented from freely moving, a certain anti-theft effect can be achieved when the anti-theft zipper is used on a luggage, and the use effect is good.

The utility model relates to the technical field of cartons, and discloses a freight carton convenient to stack, which comprises a carton body and a base, the carton body is placed on the upper surface of the base, the upper surface of the base is fixedly connected with angle beads, and the surface of the carton body is in lap joint with the inner walls of the angle beads. According to the freight carton convenient to stack, when carton bodies are stacked, a connecting plate is placed in a containing groove in a positioning plate, a lead screw is rotated, under limiting of a square cavity, a triangular plate moves at the moment, the triangular plate pushes the arc face of a T-shaped inserting block, under extrusion of the triangular plate, the T-shaped inserting block is inserted into the positioning groove at the moment, and then stacking of the upper carton body and the lower carton body is completed; the upper box body and the lower box body are connected and fixed through T-shaped inserting blocks. When the box body is disassembled, the lead screw can be reversed, the lead screw drives the triangular plate to be far away from the T-shaped insertion block, the T-shaped insertion block is separated from the positioning groove under the elastic force of the first spring, the box body can be directly pulled to complete separation, and compared with the mode that the box body needs to be lifted upwards to complete separation, more convenience is achieved.

The present invention provides an exhaust silencer mechanism for an all-terrain vehicle, which belongs to the field of automobile manufacturing technology. It solves the technical problems that the airflow flow path of the existing exhaust silencer is a simple straight line, resulting in a single airflow movement route during the exhaust process and poor noise reduction effect. The exhaust silencer mechanism of the all-terrain vehicle includes an exhaust manifold body, and the bottom of the exhaust manifold body is sequentially provided with a corrugated short pipe, a three-way catalytic converter body, and a diverter pipe. Two corrugated long pipes are fixed at the bottom of the diverter pipe, and the bottoms of the two corrugated long pipes are respectively provided with silencers. The silencers include exhaust pipes that are respectively fixedly connected to the bottom ends of the two corrugated long pipes, and the inner wall of the exhaust pipe is fixed with a reflection wall, and the reflection wall is made of HT500C acoustic material. Three partitions are sequentially fixed on the upper and lower inner walls of the exhaust pipe. The present invention has the advantages of realizing diversion and reflection to weaken noise and improve silencer efficiency, and the installation position of the exhaust pipe is suitable for more models of all-terrain vehicles.

The present application provides a kind of spectral data separation method and system, the method comprises: according to initial vegetation coverage estimation and initial vegetation spectral data, the initial non-vegetation spectral data corresponding to the mixed spectral original data to be processed is calculated;Based on initial vegetation spectral data, initial non-vegetation spectral data and initial vegetation abundance value, initial mixed spectral fitting data is fitted;Based on double-target optimization function, vegetation spectral feature constraint condition and initial mixed spectral fitting data, iterative optimization solving process is repeatedly executed, and spectral data separation result is obtained;Double-target optimization function is constructed to minimize the difference between mixed spectral original data and mixed spectral fitting data;Vegetation spectral feature constraint condition is constructed based on the absorption characteristics and reflection characteristics of vegetation spectrum in the preset wave band.The present application simplifies spectral data separation operation, improves the degree of automation and adaptability of spectral data separation.

The utility model belongs to the technical field of bearing dismounting, and particularly relates to a bearing dismounting device which comprises a clamping assembly and a driving assembly which are arranged on one side of a bearing in a sleeved mode, the clamping assembly comprises a clamping block I and a clamping block II which are arranged in an arc shape, and a check block I and a check block II are arranged in the clamping block I and the clamping block II respectively. When the clamping block I and the clamping block II make contact with the bearing outer ring, the check block I and the check block II make contact with the bearing inner ring, a plurality of clamping grooves are formed in the clamping block I and the clamping block II, connecting assemblies for connecting the clamping assembly and the driving assembly are arranged in the clamping grooves, and each connecting assembly comprises a connecting block and connecting rods rotationally arranged on the two sides of the connecting block. According to the bearing clamping device, when the clamping assembly is pulled, the clamping block I, the check block I, the clamping block II and the check block II wrap a bearing, the bearing can be taken down from a main shaft, and the bearing can be greatly protected.

The utility model discloses a kind of pressing extraction devices for essence processing, including shell and top cover, the top cover is movably connected with threaded rod, the bottom end of threaded rod is inserted into shell and movably connected with pressing head, the circumferential inner wall of shell is equipped with hopper by detachable bolt assembly, the bottom end of hopper is provided with multiple leakage holes, the bolt assembly includes multiple limit plates, multiple limit plates are fixed on the circumferential inner wall of shell by bolt, positioning hole is opened on limit plate, the outside of hopper is fixedly connected with multiple limit posts, and limit post is inserted with the positioning hole of corresponding position, the inner wall of shell is fixedly connected with the filter plate of inclined placement, the utility model not only can be separated and collected to solid raw materials and liquid raw materials in fruit essence raw materials, simultaneously, threaded rod and guide rod can be protected by corrugated pipe, and liquid collecting tank can be guided to move by L-shaped plate.