33results about How to "Does not damage the internal structure" patented technology

The invention belongs to the field of high-polymer materials, and discloses a preparing method of a full-cell polymer foaming material and the foaming material prepared through the method. The methodincludes the following steps of firstly, selecting a non-water-soluble thermoplastic polymer or a mixture of the non-water-soluble thermoplastic polymer and a water-soluble thermoplastic polymer to prepare a blank; secondly, coating the surface of the blank with a water solution of the water-soluble thermoplastic polymer to prepare a protection blank; thirdly, conducting supercritical fluid foaming on the protection blank to prepare a foaming blank; fourthly, conducting leaching and drying on the foaming blank to prepare the finished product. The size of cells in the surface of the prepared foaming material is 5-20 micron, and the cell density is not lower than 1.0*10<7> cell/cm<3>. Compared with the prior art, the surface porosity is high, the internal cell structure is not broken, and the material is free of pollution, environmentally friendly and low in production cost.

The invention provides a method for manufacturing a flexible substrate and a substrate structure. The method comprises: 1) providing a rigid motherboard and a flexible motherboard, wherein a second active region of the rigid motherboard is corresponding to a first active region of the flexible motherboard, and a second non-active region of the rigid motherboard is corresponding to a first non-active region of the flexible motherboard; 2)disposing an adhesive layer on the rigid motherboard, wherein the adhesive layer comprises a strong adhesive layer and a weak adhesive layer, the strong adhesive layer is disposed on at least a part of the second non-active region, and the weak adhesive layer is disposed on the other part of the second non-active region and the second active region; 3) covering the adhesive layer with the flexible motherboard through adhering; and 4) cutting the flexible motherboard along an edge of the first active region. The method enables the flexible motherboard to be subjected to a smaller stress during peeling, thus protecting the internal part of the flexible substrate from being damaged.

The invention discloses sandwich biscuit production equipment. The system comprises: a dough kneading machine, which is used for uniformly stirring flour and water; a whipping machine, which is used for whipping a dough-water mixture kneaded by the dough kneading machine; an extruder, which is used for extruding a whipped dough into strips; an instant freezer, which is used for quick-freezing treatment of the extruded dough; a first ultrasonic biscuit cutting machine, which is used for cutting the strip-shaped dough extruded by the extruder into dough blocks by using ultrasonic waves; a bakingdevice, which is used for baking molded dough blocks to obtain dough biscuits; a cooling device, which is used for cooling treatment of the baked dough blocks; a biscuit turning machine, which is used for turning treatment of half of baked biscuits; a stuffing smearing device, which is used for smearing stuffing onto the surfaces of turned biscuits; and a biscuit stacking machine, which is used for bonding the biscuits coated with the stuffing and the biscuits which are not coated with the stuffing together through the stuffing coated on the biscuits. By application of the sandwich biscuit production equipment provided by embodiments of the invention, the taste of biscuits can be improved.

The invention provides a contactable charging capsule endoscope which comprises a capsule shell as well as an LED (Light Emitting Diode) light source, a sensor, a lens, a lens cover and a rechargeable battery which are packaged in the shell. The lens cover is arranged in the periphery of the lens, and the rechargeable battery is electrically connected with the LED light source, the sensor and the lens respectively. The periphery of the capsule shell is packaged by a capsule wall. Two conductive layers are arranged on the inner and outer walls of the capsule wall. The conductive layers are communicated with each other, and electrically connected with the rechargeable battery through conductive wires, respectively. The limit that a one-shot battery can be arranged in a current capsule endoscope is overcome through the contactable charging manner. Before administration, the capsule is charged to have full electric quantity and enters into a human body, so that the service life of the capsule endoscope is longer and the intensity of a feedback signal is stronger, so that the limit on the electric quantity and weight of the one-shot battery is overcome. The capsule is charged through the rechargeable battery built on the capsule wall, so that not only is the inner structure of the capsule not damaged, but also the charging efficiency is higher.

The invention relates to the technical field of agricultural machinery, in particular to a rubbing machine for medicinal materials. The rubbing machine is characterized in that a motor is fixed in the transverse middle of the front end of a lower layer of a frame, a motor shaft is connected with a driving transmission shaft through a pulley, a lower roller driving sprocket is connected with a lower roller driven sprocket arranged at the right end of a lower roller shaft through a belt, a driving guide gear meshes with a driven guide gear arranged on a driven transmission shaft over the driving transmission shaft in the vertical middle of the front of the frame, an upper roller driving sprocket arranged at the right end of the driven transmission shaft is connected with an upper roller shaft main sprocket through a chain. Upper and lower rollers with moderate sizes and moderate speeds rotate relatively, medicinal material can be effectively rubbed when passing between the upper and lower rollers, and the internal structure of the medicinal material is kept intact; a gap between the upper and lower rollers can be adjusted into a moderate rubbing gap by adjustment of a screw, and the medicinal material is never damaged by crushing or rubbing.

The invention discloses a production process of composite probiotics. The process comprises the following specific steps of: 1, breeding, namely (1) preparing a culture solution, and heating, dissolving and saccharifying the culture solution to obtain a saccharified solution; (2) sterilizing the saccharified solution at a high temperature, and cooling the sterilized saccharified solution to obtain a breeding culture medium; and (3) inoculating strains of lactic acid bacteria, bifidobacterium, bacillus subtilis and candida utilis into the breeding culture medium for culturing, thus obtaining four mature bacterium solutions; 2, fermentation, namely (1) mixing and sterilizing bean pulp and bran, thus obtaining a solid material; (2) respectively adding the four mature bacterium solutions into a diluent, thus obtaining four diluted bacterium solutions after diluting; and (3) respectively inoculating strains of the four diluted bacterium solutions into the solid material for fermentation, thus obtaining four fermented materials; and 3, drying and packaging, namely (1) mixing the four fermented materials and drying the mixed materials for the first time; (2) drying the mixed materials for the second time; (3) drying the mixed materials for the third time; and (4) crushing, outputting and packaging the dried materials to obtain the composite probiotics. The process can realize large-scale and continuous production and is suitable for industrial production.

The invention relates to a method for face recognition by adopting two-dimensional non-negative sparse partial least squares. The method comprises the following steps: firstly constructing a category matrix of a face training sample set, then constructing an objective function for realizing minimum loss of the amount of information in the projection of the face training sample set and the category matrix, afterwards adding non-negativity constraint and sparsity constraint into the objective function to obtain a convergent non-negative basis matrix, projecting the face training sample set on the basis matrix to obtain a test sample coefficient matrix, also carrying out the operation on a test sample to obtain a coefficient matrix of the test sample, determining that certain element matrices in the coefficient matrix of the test sample and the test sample coefficient matrix fall into the same category by using a nearest neighbor strategy, and then considering that a person on the test sample corresponding to the coefficient matrix of the test sample is the same person on the training sample corresponding to the element matrix. The method is high in recognition rate and robustness, and as only the basis matrix needs iterative solution, the operation is simplified, the time complexity is reduced, and the recognition speed is high.

The invention provides sodium alginate-palm fiber composite aerogel as well as a preparation method and application thereof. The preparation method provided by the invention comprises the following steps: mixing palm fibers with degumming liquid, and carrying out microwave treatment to obtain degummed palm fibers, wherein the degumming liquid comprises sodium hydroxide, hydrogen peroxide, crude oil and water; sequentially carrying out first freeze drying and crushing on the degummed palm fibers to obtain palm microcrystalline cellulose; mixing sodium alginate, water and the palm microcrystalline cellulose, defoaming and standing to obtain composite hydrogel; and carrying out second freeze drying on the composite hydrogel to obtain the sodium alginate-palm fiber composite aerogel. The aerogel obtained by the invention has the advantages of porosity, low heat conduction coefficient, excellent thermal insulation property and excellent sound absorption function. Besides, the palm microcrystalline cellulose is used as a framework, so that the mechanical property of the aerogel is improved, and the aerogel can be used as an advanced building material, such as a thermal insulation material and a sound absorption material.

The invention provides a temporary power supply for a power distribution automatic terminal device. The temporary power supply comprises a device box, wherein a holder is arranged at the rear side of the upper part of the device box; a solar cell panel is hinged at the upper end of the holder; and a drive device for driving the solar cell panel is arranged between the holder and the solar cell panel. Through adoption of the technical scheme, according to the temporary power supply and the method, in a solar cell panel power supply mode, the influence resulting from a territory is very low, the normal working of a power supply terminal device is ensured under exceptional circumstances until line power-cut overhauling is carried out and factory maintenance personnel arrive. The increase of the line power-cut times and a terminal device offline rate resulting from singly processing device hidden troubles such as a PT device fault can be avoided, and the power supply reliability of the line is improved.

The invention relates to a high-wear-resistant super-toughness environment-friendly flame-retardant nylon gear. Through the reasonable element proportioning, flame retardants are compounded; the flame retardant performance is better; through the cooperated effect of lithium ions and potassium ions of lithium chloride and gallium chloride in the reasonable mixture ratio, the toughness is enhanced; the effect of avoiding performance reduction due to damage to inside structures of polyamide can be ensured; SiO2 is added into the polyamide as an enhancing body; the material wear-resistant performance can be enhanced; partial energy can be absorbed when the material receives collision; the direct fracture of molecular chains of the polyamide material is prevented; the anti-impact performance, the stretching performance and the fracture performance of the material are improved.

The invention belongs to the field of electric vehicle power battery packs and relates to a novel battery post and a connecting board which are particularly applied to a spline type connection structure for enabling batteries to quickly form a battery pack. The spline type connection structure comprises the batteries and the connecting board, and is characterized in that each battery is provided with grooves connected with an anode and a cathode inside each battery respectively, post piles are fixed on the connecting board, each post pile is in the shape of a cylinder with an arc-shaped protrusion on the outer surface, the internal structure of each groove is matched with each post pile, and a soft rubber board is arranged on one side of the connecting board. With the batteries in the same equivalent capacity, the height of the spline type connection structure is decreased, and arrangement is more effectively benefited; under the condition of equivalent current, required material area of each post pile is smaller; the spline type connection structure is quick in mounting so as to be more suitable for quick manufacture of the battery pack; the post piles need no stress, so that the internal structures of the batteries are not damaged, and the service life of the batteries is ensured; and the connecting board is high in reliability and convenient and safe to use, and the inside of the connecting board is not prone to forming of floating voltage.

The present invention discloses a color polymer conductive bead and a preparation method. The method comprises: 1) Preparation of conductive polymer seed liquid; 2) Limited-field controllable swellingpretreatment of polymer beads; 3) Synthesis of color polymer conductive beads. The method can realize controllable swelling of surface layer of the polymer beads by the limited-field controllable swelling pretreatment process of the polymer beads, and then synthesize a series of colored conductive polymer beads with different conductive properties and different colors through the color by synthesis process factors control of the colored polymer conductive beads. The conductive polymer has good compatibility with the polymer beads, and relatively low conductive polymer content can impart better electrical conductivity and colors to the polymer beads without destroying internal structure of the polymer beads, and for foamable polymer beads, the foaming characteristics of the polymer beads are still maintained.

The invention relates to the technical field of building deviation rectification engineering, in particular to a building grading jacking deviation rectification method which comprises the steps that (1) a building needing deviation rectification is analyzed, and the position of a building jacking point is determined; (2) determining the optimal jacking force and the maximum jacking height of each jacking point according to the overall load and the gravity center of the building and the setting positions of the jacking points; (3) according to the maximum jacking height of each jacking point and counter force provided by soil body springback, the grading jacking grade number of each jacking point and the jacking height of each grade are calculated; 4) excavating a construction operation pit and an operation surface, and then arranging a jacking system at each jacking point; 5, after the jacking system is arranged, the building foundation is jacked according to the jacking grade number and the jacking height of each grade. According to the method, the foundation on the settlement side of the building is jacked in a grading jacking and grouting mode, the internal space and the overall structure of the building are not damaged, and the structural integrity and safety of the building are guaranteed.

A method for manufacturing a Y-shaped valve body, comprising the following steps: 1) cutting out a section of main pipe from a metal pipe, and then cutting out a through hole communicating with the inside of the main pipe on the side of the main pipe; 2) threading one end of the main pipe; 3) Take the metal pipe and cut off a section of branch pipe obliquely; 4) The through hole of the main pipe and the oblique cut of the branch pipe are heated at the same time to quickly fit them together; 5) The joint between the main pipe and the branch pipe in step 4 is treated by spot welding. Guaranteed bonding to prevent cracking.

The invention discloses an instrument for testing elasticity modulus of a laminated wooden beam. The instrument comprises a collecting vibration frequency sensor and a data acquisition instrument for acquiring display data, wherein the collecting vibration frequency sensor is fixed on the laminated wooden beam and comprises an acceleration sensor and a charge amplifier, the acceleration sensor is used for converting vibration of the laminated wooden beam into a charge signal to be output, and the charge signal is converted into a voltage signal by the charge amplifier and is output to the data acquisition instrument; and the data acquisition instrument performs conversion and analysis according to the acquired data signal and displays a vibration curve and inherent frequency. The instrument for testing elasticity modulus of the laminated wooden beam has the advantages of simple and compact structure, portability, simple testing principle, high testing accuracy, stability, reliability and the like.