39results about How to "The effect is clear" patented technology

The invention provides a flame-retardant shrinkable anticorrosive packaging film which is composed of a two-layer or three-layer structure, wherein, the inner layer contains an anti-rusting agent with an anticorrosive protection function on metal; the middle layer and the outer layer contain flame retardants with a flame retardance function; and the layers contain plastic particles with heating contractibility. The packaging film is formed by mixing raw materials according to a certain type and proportion, heating and then performing coextrusion blow molding on double-layer or three-layer coextrusion film blowing equipment according to a certain temperature condition and at thickness ratio, and the obtained packaging film is a novel multifunctional metal anticorrosive protective packaging material. The flame-retardant shrinkable anticorrosive packaging film has the characteristics of heating contractibility, excellent anti-rust property, skin packaging, good tightness, good fastness, flame retardance, being convenient in automated operation, and being economical and practical; and the packaging film can be widely applied to anticorrosive protective package of products such as auto parts, mechanical equipment, hardware tools, metallurgic products, aerospace products, electronic equipment, weapon equipment and the like during the storage and transportation period, thus being a novel material applicable to the current metal protective packaging field.

The invention relates to an underwater robot technique, and aims to provide a control method for a four-rotor spherical underwater robot. According to the control method, in the operation process of the underwater robot, a motor driving module is connected with a battery, a control panel and a motor of a thruster through wires so as to drive propellers to operate, and in the propeller operating process, a basic control module calculates the course of the underwater robot according to information obtained by all sensors and transmits a signal controlled by a PID to the motor driving module. Onthe basis of the control method for the underwater robot, thrust distribution of the thruster can be achieved through a corresponding control algorithm, thus the motion with four or more degrees of freedom of the underwater robot is achieved, and the underwater robot has the abilities of depth-keeping suspending, straight travelling, rotating and lateral moving.

The invention discloses a fingerprint developing agent based on a fluorescent colloidal particle solution, a preparation method and an application thereof. A PPV precursor solution is prepared by a Wessling sulfonium salt precursor method, an anionic surfactant is added, the branched polyethyleneimine is used as a catalyst, and a PPV colloidal particle solution containing branched polyethyleneimine in the solution is obtained by self-assembly of a polymer chain during elimination process. An immersion method is used, the sweat latent fingerprints and occult blood fingerprints on different objects are visualized, and clear and bright fingerprint lines can be observed under ultraviolet light, are suitable for fingerprint identification. The PPV colloidal particle developing solution providedby the invention has simple preparation process and convenient operation, can overcome the interference of complex background patterns, and develops sweat latent fingerprints and occult blood fingerprints on different objects; the developing agent is an aqueous dispersion, which is environmentally friendly, and can be used multiple times, saves cost, and is suitable for industrial production andconventional fingerprinting work.

The invention belongs to the production field of musical instruments, and particularly relates to a combined-type erhu tuning nut. Erhu is an attractive stringed national instrument and not only can express the deep and miserable scene, but also can paint a state of magnificent momentum, the tone of erhu is close to the human voice and high in emotional rendering force. Since the structure of erhu is simple, and the production method is relatively extensive, inconvenience can be brought to the playing, and a series of problems occur on the aspects such as shifting of the nut, replacement of the tone, intonation calibration, out of tune and the like when a melody of different pitches is played. The intonation calibration of erhu is critical for the playing effect. The combined-type erhu tuning nut integrates a function for limiting the oscillation string length and calibrating the tonality, and the tonality of erhu can be conveniently fixed. By adopting a double-sided adhesive band, the tuning nut is fixed by the double-sided adhesive band in a tying manner, so that the nut is simple and convenient to move; the tuned erhu is deep in low pitch, clear and smooth in medium pitch and clear and cool in high pitch, so that the quality of the erhu - the national treasure can be greatly improved.

The invention relates to the technical field of control and aims to provide a ship wall-climbing washing trolley system and a control device thereof. A washing trolley of the system comprises a chassis and trolley wheels; at least one trolley wheel is connected to a servo motor; a permanent magnet is mounted on the chassis and is used for attaching the washing trolley onto an iron ship shell; a high-pressure water nozzle and a sewage recycling opening are also mounted on the chassis; a nozzle pressure sensor is arranged on the high-pressure water nozzle; a negative pressure sensor is arranged on the sewage recycling opening; the nozzle pressure sensor and the negative pressure sensor are both to an ARM single-chip microcontroller; the ARM single-chip microcontroller is further connected to a radio transceiver. The ship wall-climbing washing trolley system is small in size, light in weight, simple and convenient to operate, low in cost, clear in application and usage value, convenient to popularize, easy to process and produce, simple in process and high in efficiency, can be operated by a person without any professional background and aid of other devices such as cranes and ships and the like, can be rapidly put in the market, and is capable of automatically washing and replacing staff to fulfill the task of washing the surface of the ship and protecting the safety of the staff.

The invention relates to the technology of underwater robots and aims at providing a non-cable small vertical take-off and landing underwater robot and a control method of the non-cable small verticaltake-off and landing underwater robot. The outer portion of a pressure resisting shell of the robot is sleeved with an outer installation support in the horizontal direction, the outer installation support is provided with at least four cantilevers, and each cantilever is provided with a thruster. A camera is installed in a front hemispherical fairing, and a depth gauge is arranged on the outer surface of a flange plate. A battery, a control board and an electronic speed regulator are arranged in the pressure resisting shell, and the electronic speed regulator is connected with the battery, the control board and motors of the thrusters through leads to drive propellers. The robot is small in size, low in weight, easy and convenient to operate, free of assistance of a crane, a ship and other equipment, capable of being operated by a person without any professional background, low in price, definite in application and use value, convenient to popularize, easy to machine and produce, simple in process, capable of being quickly put into the market and finishing vertical take-off and landing, depth-fixed hovering functions and the like, and high in practicability and entertainment.

A traditional Chinese medicine composition for promoting post-cesarean incision healing of elderly parturient women and reducing complications comprises the following medicinal materials: 10-15 parts of magnet, 3-5 parts of panax notoginseng, 6-10 parts of hairyvein agrimonia herb, 1-3 parts of sangusis draconis, 5-8 parts of olibanum, 5-8 parts of myrrh, 8-12 parts of callicarpa nudiflora, 3-5 parts of lamiophlomis rotata, 8-12 parts of euphorbiae maculate, 8-12 parts of leonurus, 3-5 parts of aloe, 3-5 parts of carbonized hair, and 1-3 parts of astragalus mongholicus or 8-12 parts of astragalus mongholicus. The composition is convenient in material drawing and easy to prepare; two traditional Chinese medicine formulae are used jointly; the composition has the advantages of convenience in use, low cost, economy, no toxicity or hazard, definite use effect and the like; for the characteristics of protracted post-cesarean incision, postoperative pain and the like of some elderly parturient women, the pure traditional Chinese medicine preparation is adopted; and the composition has effects of stopping bleeding, promoting blood circulation, alleviating the pain and consolidating the constitution, can obviously relieve the pain and the complications of elderly parturient woman patients and accelerates the incision healing.

The invention provides a Chinese medicinal composition for promoting mature of internal arteriovenous fistula and reducing complications, an application and a using method thereof. The Chinese medicinal composition comprises a component A and a component B, wherein the component A is composed of rheum officinale, mirabilite, borneol and paris polyphylla, and the component B is composed of ligusticum wallichii, Chinese angelica, borneol and leech. The Chinese medicinal composition is prepared by adopting the following steps: baking and crushing the component A, and screening through a 100-mesh screen; gradually adding water, and stirring to obtain a paste medicament; immersing the component B with water, decocting for three times, and filtering the filtrates of three times and concentrating to obtain an ointment medicament, wherein an interval is not needed in each time of decoction. The paste medicament is applied to the hand back each time before sleep, and is washed after wakeup in the morning three days before an operation; 2ml of the ointment medicament is applied to the affected part one time a day after suture is taken out after 7-10 days of the operation; 14 days is taken as a course of treatment, and 1-2 courses are used. The Chinese medicinal composition is convenient to obtain materials and easy to manufacture, is convenient to use, economical and practical, has the advantages of low cost, no toxicity or hazard, remarkable use effect and the like, and is mainly used for a patient who is subjected to uremia arteriovenous fistula plasty. The Chinese medicinal composition avoids the adverse response caused by internal administration, and plays an active and effective effect in the process of treating chronic renal failure.

The invention discloses a traditional Chinese medicine composition with effects of preventing complications of tumor patients in chemoradiotherapy and alleviating side effects. The traditional Chinese medicine composition is composed of the following components: 30-50g of hairyvein agrimony, 30-50g of prepared rehmannia root, 20-40g of radix ophiopogonis, 20-40g of the fruit of Chinese wolfberry, 10-20g of angelica sinensis, 10-30g of processed radix paeoniae alba, 10-20g of white poria, 10-30g of bighead atractylodes rhizome and 5-10g of honey-fried licorice root. The preparation method comprises the following steps: weighing the medicines, soaking and decocting by distilled water, and filtering the decoction; adding water for decocting and filtering the decoction again, mixing and concentrating the decoction twice, thereby obtaining the hot concentrated solution. The traditional Chinese medicine composition is convenient in material selection and easy to prepare, adopts combination of traditional Chinese medicine prescriptions, has a synergistic effect and has the advantages of convenience in use, low cost, economical efficiency, benefits, non-toxicity, harmlessness and exact using effect, so that chemoradiotherapy is smoothly and effectively performed, the living quality of patients is improved, and survival time is prolonged.

The invention provides a TCM (traditional Chinese medicine) composition for promoting healing after internal fixation of femoral neck fracture and its application. The composition comprises a composition A and a composition B. The composition A comprises 15 to 30 g of root bark of the peony tree, 15 to 30 g of common macrocarpium fruit, 10 to 20 g of manyflower solomonseal rhizome, 10 to 30 g of malaytea scurfpea fruit, 10 to 30 g of Epimedii herb, 10 to 30 g of divaricate Saposhnikovia root, 20 to 120 g of fried astragalus, 10 to 60 g of root of hairy asiabell, 10 to 30 g of rhizome of Chuanxiong, and 10 to 30 g of root of red-rooted salvia. The composition B comprises 20 to 30 g of root bark of the peony tree, 30 g of common macrocarpium fruit, 20 g of manyflower solomonseal rhizome, 10 to 30 g of malaytea scurfpea fruit, 20 to 30 g of Epimedii herb, 20 to 30 g of divaricate Saposhnikovia root, 60 to 120 g of fried astragalus, 30 to 60 g of root of hairy asiabell, 20 to 30 g of rhizome of Chuanxiong, and 20 to 30 g of root of red-rooted salvia.

The invention discloses a preparation and use method of an immobilized adsorbent for metal copper microorganisms in excrement, and belongs to the field of animal husbandry. The immobilized adsorbent is prepared by immobilizing and efficiently adsorbing microorganisms through sodium alginate gel, dominant strains are aspergillus oryzae, aspergillus niger and trichoderma, the safety of the strains is high, and the immobilized adsorbent has the advantages of accelerating excrement decomposition, killing pathogens and the like. The adsorbent is easy to prepare, low in price, high in gel strength and better in dryness resistance and acid and alkali resistance, the immobilized thallus cells can be desorbed after adsorbing copper and can be regenerated and recycled, the economic value of the adsorbent in use can be greatly improved, more binding sites on the surfaces of the cells are utilized after the thallus cells are immobilized, and the adsorption capacity is enhanced. The preparation anduse principles of the adsorbent are clear, the adsorption effect of the adsorbent is remarkable, and excessive copper in animal waste can be well reduced so that the harm to the environment is reduced, the average adsorption rate can reach 80%-90%, and the application prospect is wide.

The invention relates to an external traditional Chinese medicine composition capable of preventing absorption of autogenous skull bone flaps and promoting healing of skull bone. The external traditional Chinese medicine composition is characterized by being prepared from the following components of 400g of radix pseudostellariae, 50g of borneol, 200g of dragon's blood, 400g of radix clematidis, 200g of radix angelicae dahurioae, 400g of rhizoma cibotii, 200g of rhizoma curculiginis, and 400g of herba taxilli. A preparation method comprises the following steps of preparation of a decoction medicine liquor: decocting the medicines twice, mixing the two times of medicine liquors, concentrating to 500ml, and loading the medicine liquor into a sterile tank for storing; preparation of an methylalcohol medicine liquor: drying 50g of borneol and 200g of dragon's blood by microwaves, crushing, screening in a 80-mesh way, and dissolving into 500ml of 75% ethyl alcohol. The external traditionalChinese medicine composition has the advantages that the materials are easy to obtain, and the preparation is easy; the traditional Chinese medicine formula is jointly used, and the synergistic function is realized; the cost of the use method is low, the economic effect is realized, the poison and harm are avoided, and the use effect is obvious; the external traditional Chinese medicine composition is mainly used for preventing the absorption of autogenous skull bone flaps and promoting the healing of skull bone after the replantation operation of the autogenous skull bone flaps.

The invention aims at providing a traditional Chinese medicine preparation for treating a chronic infective wound on a body surface. The traditional Chinese medicine preparation comprises the following components in parts by weight: 6 parts of olibanum, 6 parts of myrrh, 6 parts of resina draconis, 6 parts of cutch, 10 parts of ligusticum wallichii, 12 parts of angelica sinensis, 12 parts of safflower carthamus, 15 parts of fructus forsythia, 15 parts of radix angelicae dahuricae, 30 parts of mirabilite and 40 parts of honeysuckle; 30 parts of phryma leptostachya are also added so as to improve the curative effect of the medicine. The traditional Chinese medicine preparation is convenient in material acquisition, and easy to fabricate, has the advantages of being convenient to use, low in cost, economical and practical, nontoxic and free of harm, specific in using effect and the like, and is mainly applied to treatment of a patient with the chronic infective wound on the body surface. The topical medicine disclosed by the invention is easy to penetrate, directly enters blood, and participates into blood circulation, so that wound healing is facilitated by adopting an external application or soaking mode.