30results about How to "Avoid Fragmentation Incomplete" patented technology

The invention relates to a feeding device for production of a non-woven fabric. The feeding device comprises a body and a combustion flue. A pulling port is formed in the middle of the body. By meansof a feeding port, a rotating shaft, a connecting plate, a rotating handle and a cylinder, the rotating angle of the connecting plate can be automatically controlled to control the openness of a feeding port, so that the feeding amount of a raw material for producing the non-woven fabric can be controlled, the feeding rationality and high efficiency are improved. At the same time, the raw materialprocessing efficiency is improved, and the waste is avoided. At the same time, the area of the connecting plate is larger than that of the feeding port, the inside of a feeding pipe in the idle statecan be protected from dust and moisture, the raw material is protected from pollution in the conveying process, and the processing quality of the non-woven fabric is ensured. By means of a crushing plate in a tip net structure, the raw material entering the body can be crushed, the contact area between the raw material and the bottom of the body is increased, so that the melting rate of the raw material is increased, and the working efficiency is improved by means of an elastic plate.

The invention discloses a lead-acid battery crushing and sorting device and a sorting method. The lead-acid battery crushing and sorting device comprises a conveying mechanism, wherein a cleaning mechanism is arranged at the top of the conveying mechanism; a moving mechanism is arranged on one side of the cleaning mechanism and is located at the top of the conveying mechanism; a crushing mechanismis arranged on one side of the conveying mechanism and is located under one end of the moving mechanism; a sorting mechanism is arranged on one side of the crushing mechanism; the crushing mechanismcomprises a first mounting table; a crushing machine shell is placed on the first mounting table; the top of the crushing machine shell is covered with a cover plate; a mounting groove is formed in the middle of the top of the cover plate; a feeding port is fixedly formed in the mounting groove; and two second air cylinders are fixedly arranged on the two sides of the top of the cover plate. Afterthe structure is adopted, the lead-acid battery crushing and sorting device can fully crush waste lead-acid batteries, and meanwhile can conveniently sort different crushed materials.

The invention relates to the technical field of forestry waste recycling, and discloses a forestry waste recycling device which comprises a machine box and a feeding mechanism. A support is fixedly connected between the left side of the feeding mechanism and the right side of the machine box, a feeding hopper is fixedly connected to the top of the machine box, and the top end of the feeding mechanism extends into an inlet of the top of the right side of the feeding hopper. According to the forestry waste recycling device, the feeding mechanism is arranged to directly feed waste into the feeding hopper, the phenomenon that waste is manually poured into the high feeding hopper is not needed, labor is saved, a shell separation frame and an air blowing barrel are arranged in the feeding hopper, the shell separation frame can separate out small and heavy objects such as shells in the waste, the air blowing barrel can blow light leaves in the waste leftwards, the shell separation frame and the air blowing barrel are matched, leaves, branches and shells can be separated and are treated separately, the work efficiency is greatly improved, and the problem of incomplete crushing is avoided.

The invention relates to a cement slab scene granulation regeneration construction process. The process comprises the following specific steps: (1) pre-crushing: a cement slab is crushed by a pickaxe machine; (2) watering by a watering cart: before the granulation crushing is performed, the watering cart is used for watering the crushed cement slab to reduce the dust; (3) cement blocks are granulated by a PTH granulator; (4) a pavement is locally mixed by a regenerator; (5) the pavement is leveled by a floor leveler; (6) the pavement is compacted by a road roller; and (7) the pavement is maintained. The process can locally finish deep crushing of old cement concrete without needing complex tools and material transporting flows of traditional construction modes; the cement slab can be added with cement to form a mixture after the granulation to prevent the weak effect of conventional stone crushing; the process realizes once solution, and is a green low-carbon process; the renewedly stabilized mixture has the characteristic of cement stabilized macadam; and a traditional cement slab pavement can be changed to a conventional cement stabilized macadam base pavement so as to bring convenience for subsequent pavement maintenance.

A method for rapidly extracting RNA using an ultrasonic principle-based animal and plant tissue ablation instrument, comprising: 1) first preserving tissues or cells using an extracting liquid A and then adding an extracting liquid B into the tissues or cells preserved using the extracting liquid A, and uniformly mixing to obtain a mixture; 2) performing ultrasonic crushing on the mixture when extracting RNA from the tissues; 3) directly performing the operation in step 5) below when extracting RNA from the cells; 4) uniformly mixing the mixture subjected to ultrasonic crushing by inversion; 5) in the mixture of RNA extracted from the cells in step 3) or the mixture of step 4), adding chloroform for centrifugation, and taking an upper layer of liquid; 6) adding isopropanol into the upper layer of liquid, and then performing centrifugation to obtain a precipitate; 7) adding an ethanol solution into the precipitate, uniformly mixing, centrifuging, and discarding the liquid; 8) finally, adding water for dissolution.

The invention relates to a bio-organic fertilizer crushing apparatus, which comprises a cylinder body, wherein a material collecting bin fixing bottom plate is arranged in the cylinder body, the cylinder body is divided into an upper chamber and a lower chamber by the material collecting bin fixing bottom plate, the cylinder body above the material collecting bin fixing bottom plate is a materialcollecting bin, the cylinder body below the material collecting bin fixing bottom plate is a crushing bin, the material collecting bin fixing bottom plate is provided with a first material discharge hole, a material collecting bin moving bottom plate is arranged below the material collecting bin fixing bottom plate, and is provided with a second material discharge port, a crushing plate is arranged in the crushing bin, and is provided with a plurality of extruding holes, the top portion of the cylinder body is provided with a driving motor, the rotating shaft of the driving motor penetrates through the material collecting bin fixing bottom plate, the material collecting bin moving bottom plate and the crushing plate, and is provided with extruding plates and cutting cutter blades, and theextruding plates and the cutting cutter blades are respectively are attached to the top surface and the bottom surface of the crushing plate. According to the present invention, by using the structure, the raw materials of the organic fertilizer can be crushed and form the uniform organic fertilizer granules so as to improve the quality of the final organic fertilizer product and avoid the waste of the organic fertilizer.

The invention relates to a production method of distilled crab apple liquor and belongs to the technical field of distilled liquor. The production method solves the problem that the quality and mouthfeel of products cannot reach the expected standards when distilled liquor brewing technologies in the prior art are applied to brewing of distilled crab apple liquor. According to the production method, in a brewing process of the distilled liquor, after crab apples are crushed by a crushing machine, the crushed crab apples are put into a fermentation tank for fermentation, and during fermentation, 20-30 g / T pectinase and 200-300 g / T yeast are separately added; after fermentation is completed, bentonite is added for clarification, obtained raw liquor is frozen for 15-20 days and then put intoa distilling pot for distilling, and then the distilled liquor is extracted for storage at the storage temperature of 15-25 DEG C under the relative humidity of 75-85%; the distilled liquor which is sufficient in storage age limit is adjusted and then filtered for filling production. The production method of the distilled crab apple liquor achieves brewing and production of the distilled crab apple liquor which is mellow in mouthfeel and contains a unique fragrance of crab apples.

The invention discloses a reciprocating impact type road snow cleaning device using electromagnetic force, which relates to the technical field of road maintenance, and includes a mounting plate, a top end of which is inlaid with a turning plate, and the turning plate is rotationally connected with the mounting plate. A track groove is opened at the bottom of the mounting plate, and the track groove runs through the steering plate. A slider is slidably connected between both sides of the inner wall of the track groove, and a working plate is fixedly connected to the bottom of the slider. The reciprocating impact type road snow cleaning device using electromagnetic force solves the problem that the existing road snow cleaning device produces a relatively large vibration amplitude when it hits the ice on the road surface, and the connection of the transmission structure is likely to cause a large degree of wear and tear. It is easy to loosen, the service life is low, and the efficiency of ice breaking cannot be improved. At the same time, hitting the ice block vertically and vertically is likely to cause damage to the road below the ice block. It is impossible to control the direction of the hitting and avoid damage to the road surface.

The invention discloses a lysate and its application in preserving tissues or cells and extracting RNA. ‑10mmol / L, potassium chloride 10‑15mmol / L, magnesium chloride 5‑10mmol / L, lysate B includes guanidine isothiocyanate 2‑4mol / L, spermidine 1‑5mmol / L, water-saturated phenol 30‑ 40vt%, ammonium thiocyanate 0.4‑0.5mol / L, glycerin 7‑8vt%, sodium acetate 0.1‑0.5mol / L, SDS 0.2‑0.5wt%. The lysate A of the present invention can be used to preserve tissues or cells. When the lysates A and B are used to extract RNA, it is not necessary to clean the tissues or cells, which significantly improves the extraction efficiency, and the synergistic effect of each component increases the purity of the extracted RNA. High and high yield, it can achieve the purpose of rapid, low-cost, high-quality and large-scale extraction of animal RNA in the laboratory.

The invention relates to a high-strength film-coated sand core for sand casting, a manufacturing machine and a manufacturing process. The core includes a core body, a core bone body, reinforcements, connectors and connecting bolts. A special The manufacturing machine includes a feeding mechanism, a crushing mechanism and a shell, and the feeding mechanism and the crushing mechanism are installed in the shell. The method for making the above-mentioned mold core by using the above-mentioned making machine includes the following steps: coated sand manufacturing, core box manufacturing Core, core trimming and core inspection. The present invention provides a high-strength film-coated sand core for sand casting. The various parts of the mandrel are connected in a detachable manner. After the mandrel is disassembled, the mandrel can be taken out from a narrow space without damage. The structural integrity of the core bone can be realized multiple times.

The invention relates to a method for crushing stones used in building or road construction, which includes six steps, wherein the first step is to design a crushing equipment, the crushing equipment includes a support frame and a crushing mechanism, and the crushing mechanism is arranged in the support frame, The crushing mechanism includes a hydraulic cylinder and a cylinder arm, the hydraulic cylinder is fixedly arranged on the support frame, the cylinder arm is connected with the driving end of the hydraulic cylinder, the lower end of the cylinder arm is fixedly connected with a breaker, and the breaker Extending into the crushing cylinder; the present invention optimizes the existing crushing equipment, and the optimized equipment can effectively avoid the splashing of stones during the crushing process, and the crushing equipment can achieve the effect of continuous crushing , so as to improve the crushing efficiency. At the same time, the crushing equipment can not only ensure the cleanness of the crushed powder, but also ensure the complete crushing of the stones. Therefore, the crushing equipment has a better market prospect.

The invention discloses a lead-acid battery crushing and sorting device and a sorting method, including a conveying mechanism, a cleaning mechanism is arranged on the top of the conveying mechanism, and a moving mechanism is installed on one side of the cleaning mechanism and located on the top of the conveying mechanism. A crushing mechanism is arranged on one side of the conveying mechanism and directly below one end of the moving mechanism, and a sorting mechanism is arranged on one side of the crushing mechanism. The crushing mechanism includes a first installation platform, and a crusher is placed on the first installation platform. Shell, the top of the crusher shell is covered with a cover plate, an installation groove is opened in the middle of the top of the cover plate, a feed inlet is fixedly installed in the installation groove, and two second cylinders are fixedly installed on both sides of the top of the cover plate; After adopting the above structure, the lead-acid battery shredding and sorting device can fully shred waste lead-acid batteries, and at the same time, can also conveniently sort crushed materials of different materials.

The invention discloses an RNA extraction method. The RNA extraction method comprises the following specific steps of (1) preserving tissues or cells with an extracting solution A, then adding an extracting solution B to the tissues or cells preserved in the extracting solution A, and performing uniform mixing so as to obtain a mixture; (2) when RNA is extracted from tissues, performing ultrasonicbreaking on the mixture; (3) when RNA is extracted from the cells, directly performing operations in the step (5); (4) reversing the mixture after ultrasonic breaking to achieve a uniform mixing state; (5) adding chloroform to the mixture obtained through extracting the RNA from the cells in the step (3) or the mixture obtained in the step (4), performing centrifugation, and taking upper-layer liquid; (6) adding isopropyl alcohol to the upper-layer liquid, and then performing centrifugation so as to obtain precipitate; (7) adding an ethanol solution to the precipitate, performing uniform mixing, performing centrifugation, and discarding liquid; and (8) finally adding water for dissolving. The method is high in rate, incomplete tissue breaking and interference of endogenous RNA enzymes areavoided, the extraction time is greatly shortened, and the extraction efficiency of the RNA is further improved.

The invention relates to a purification device and a purification method for preparing black wolfberry anthocyanin freeze-dried powder, belonging to the field of anthocyanin purification equipment. It includes a crushing barrel, a motor, a reamer, a control device, two feeding devices, a cover and a filter screen; the inside of the crushing barrel is provided with a motor, and the output shaft of the motor is provided with a reamer; the control device is set on the crushing barrel The upper end and both sides of the control device are provided with a feeding device; the side of the crushing barrel is provided with a discharge channel, the outer end of the discharge channel is threadedly connected with a cover, and a filter screen is fixedly connected inside the discharge channel. The invention can not only adjust the size of the inner space of the crushing barrel according to the amount of crushed materials, improve the crushing efficiency, and avoid the large inner space of the crushing barrel when the raw materials are less, resulting in incomplete crushing; at the same time, the invention can also automatically feed materials, and can The current space size of the crushing barrel adjusts the feeding volume of raw materials.

The invention relates to the technical field of raw material screening, in particular to a raw material screening treatment equipment for refractory brick production, including a base, a crushing device and a screening device. The upper end of the base is provided with a crushing device on the left side, and the upper end of the base is provided with Screening device. The invention can solve the problem that light grass clippings are often neglected when the raw materials for making refractory bricks are sieved, and light grass clippings are soft and difficult to sieve out, and mixed in raw materials often reduce the quality of refractory bricks; It needs to be crushed before screening, and the traditional crushing method cannot control the volume of the crushed soil, resulting in low applicability of crushing equipment. The screening machine designed by the present invention is especially designed to remove the light grass clippings remaining in the crushed raw material soil block, and at the same time avoids the omission problem that is easy to occur in the traditional crushing method, and can control the volume of the crushed soil block to achieve Improve the applicability of crushing equipment.