400results about How to "Achieve protective effect" patented technology

The present invention relates to a building block of ecological slope protection vegetation, a fabrication method and a construction technique. The building block is composed of a growing bed body, a lath crib, planting troughs, a vegetation layer and a plant, the lath crib wraps the circumference of the growing bed body, the upper plane of the growing bed body is lower than the upper plane of the lath crib and concave, the vegetation layer is formed on the growing bed body, which matches the inner walls of the sectional area of the lath crib to form an integral building block, and more than one planting troughs are arranged on and run through the growing bed body. The design of the present invention is scientific, the structure is reasonable, the restoration of water ecology can reduce the operating cost, environment is improved, ecology is reinstated, harmonious natural beauty is enhanced, and the present invention is suitable for the nidification of small living creatures and the habitation and the survival of aquatic fishes, so that the cutting-off continuity of water and land regions is restored. The present invention is widely applied to channel slope protection, levee slopes, roadsides, airports, parks, public lands, household lawns, sports grounds, etc. The present invention is suitable for cold regions, damp regions, warm and damp intermediate zone, etc.

A user traveling optimization recommendation method based on mobile Internet comprises the following steps that firstly, traveling factors considered by a user are determined, wherein the factors include traveling duration selection, traveling path selection, travelling mode selection and transfer selection; secondly, a tensor operation model of a user traveling scheme is established according to the factors; thirdly, calculation results of the tensor operation model of the user traveling scheme are added into candidate recommendation schemes, and candidate scheme score calculation is carried out; fourthly, acquired scores of the candidate recommendation schemes are provided for the user for experience, feedback results for the experience of the user are acquired, score ranking is carried out on the traveling schemes recommended to the user based on evaluation indexes, and then the final recommendation scheme is obtained to be selected by the user. The invention further provides a user traveling optimization recommendation system based on the mobile Internet.

The invention discloses a method for processing data stream between different firewalls, both arranging virtual safty region on virtual firewall and root firewall, and setting safety policies between each virtual safety region and other private safety regions of the firewall it belongs to, and when data stream is transmitted between virtual firewalls or between root firewall and virtual firewall, adopting source safety region of the firewall that the data stream belongs to, and the safety policies between virtual safety regions to filter the data stream at the transitting end, and adopting destination safety region of the firewall that the data stream reaches, and the safety policies between virtual safety regions to fitler the data stream at the receiving end. And it adopts reasonable safety policies and filteration to the data stream, and makes the firewalls play the role of protecting network safety.

The invention belongs to the field of a DHA preparation, and specifically discloses a DHA jelly sweet and a preparation method thereof. The preparation method of the DHA jelly sweet comprises the following steps: mixing DHA oil with a composite gel solution and a sweetener solution uniformly, and adjusting a pH value of an obtained mixed solution to 3-4, and then solidifying the obtained liquid and molding to obtain the DHA jelly sweet; wherein a gel agent contained in the composite gel solution is selected from a mixture consisting of gelatin and at least one of pectin, gum arabic and carrageenan, and the weight ratio of gelatin content to the total content of pectin, gum arabic and carrageenan is 1: (0.1 to 1.5). The method provided by the invention can make DHA oil form a solidified shell in the soft sweet, isolate or reduce the contact of the DHA oil and oxygen, protect the oil phase, reduce damage and odor, and make the DHA jelly sweet have better stability.

The invention discloses a smart voice-control safety vertical electric fan with an infrared positioning function. A steering engine is mounted in a fixing frame, a steering engine arm on a steering engine rotary shaft is connected with a support, an electric fan is mounted on the upper portion of the support, pyroelectric infrared sensors are mounted in two holes of the middle of the support perpendicularly, Fresnel lenses are respectively mounted on the outer sides of the two pyroelectric infrared sensors, and a temperature sensor, a voice control sensor and a gravity acceleration sensor are mounted in the support and connected with a single-chip microcomputer through respective circuits. By induction functions of the sensors and smart processing of the single-chip microcomputer, various environmental information of the external can be fed back by the circuits in real time, working states of the electric fan can be changed along with change of the external environment according to different angle and rotation speed of the steering engine and the fan, and users feel more comfortable when using the electric fan. When the electric fan topples, the power source can be cut off in time, so that the users and the electric fan can be protected. When the users leave a work range of the electric fan, the electric fan can be turned off automatically, so that energy saving and environmental protection effect can be realized.

The invention belongs to the technical field of corrosion resistant paint, and particularly relate to corrosion resistant UV curing paint for an oil steel pipe and a preparation method thereof. The UV curing paint comprises, by mass, 10%-30% of aliphatic polyurethane acrylate, 5%-20% of modified epoxy acrylate, 10%-30% of polyester acrylate, 20%-40% of monofunctional monomer, 8%-20% of bifunctional monomer, 2%-15% of multifunctional monomer, 5%-20% of abrarsion resistant agent, 2%-8% of photoinitiator, 0.1%-1% of leveling agent, 0.2%-2% of defoaming agent and 0.1%-1% of anti-settling agent. The UV curing paint has the advantages that the corrosion resistant coating efficiency and surface corrosion resistance of steel products are improved; the producing process is simple; a formed paint film has good adhesion, abrasion resistance, salt spray resistance and humidity resistance; and the UV curing paint can be applied to the steel products and is suitable for a plurality of coating modes such as spray coating and curtain coating.

The present invention discloses a multimedia web station separation and reproduction method, the separation includes the steps: making all the files of web station undergo the process of relative treatment, dividing result into two portions, one portion of them is the files placed in customer side, they are enciphered compressed multimedia raw material which can not be directly browsed, and the other portion is the pseudo-web pages which are remained in the server end and obtain after the orginal HTML web page document being in web station is modified. The reproduction in cludes the followingsteps: wehn a user uses computer with above-mentioned first portion contents to access the web station contaiing the above-mentioned second portion contents, the related pseudo web page can be automatically treated to produce formed web page document, then the deciphering decompression program is used to read out multimedia raw material stored in the customer side and make deciphering decompression so as to produce complete web page which can be correctly browsed by browsing device of customer side and its behavior is identical to that of original web page.

The invention discloses a gas insulation protective device for a mobile terminal. The gas insulation protective device comprises a sensor assembly and a gas generator that are arranged inside a mobile terminal. The sensor assembly detects in real time the parameter of an environment where the mobile terminal stays, and returns the environment parameter to the gas generator. The gas generator generates gas on the basis of the environment parameter, and controls the flow velocity and flow rate of the gas to enable the mobile terminal not to be affected by the environment. The beneficial effects of the invention are that if ambient air enters devices inside a terminal through slits or holes of the mobile terminal to damage the devices, the gas generator is utilized to generate protective gas to isolate the terminal from the ambient gas so that a protection effect is achieved, or, the gas generator quickly generates gas to increase the inner pressure in the mobile terminal so that water-resisting protection is provided once the mobile terminal is immersed in water.

The invention provides a direct voltage supplying device which comprises a voltage detecting unit, an enable signal processing unit, a latch unit, a control unit and a voltage conversion unit, wherein the voltage detecting unit is used for receiving and detecting a direct-current input voltage so as to generate an input voltage status signal, the enable signal processing unit is used for receiving the input voltage status signal and an enable signal and determining the state of the enable signal according to the input voltage status signal; when the enable signal is invalid, a latch of the latch unit can enable the enable signal to be in an invalid state, and the control unit is used for receiving the enable signal so as to generate a control signal; when the control signal is valid, the voltage conversion unit is used for receiving and converting the direct-current input voltage into a direct-current output voltage and outputting the direct-current output voltage; and when the control signal is invalid, the voltage conversion unit stops receiving the direct-current input voltage. Thus, when the direct-current input voltage is unstable, a power supply provided for a main circuit of a server is stopped, thereby avoiding unstable power supply from causing the main circuit to generate misoperation, and effectively achieving the protective action.

A body structure of the lower part of an automobile comprises a front bumper beam, a front longitudinal beam, a side threshold, a lower longitudinal beam of a front bottom plate, a front beam of a back bottom plate, a middle beam of the back bottom plate, a back longitudinal beam, a back bumper beam, the back bottom plate and the front bottom plate; wherein, the front longitudinal beam is directly connected with the lower longitudinal beam of the front bottom plate and the back longitudinal beam; the back longitudinal beam is connected with the side threshold in the place where the front bottom plate and the back bottom plate lap, and are reinforced by connecting the front beam of the back bottom plate. The adoption of the body structure of the invention can effectively improve the bending rigidity and the torsional stiffness of the whole automobile, thus being beneficial to improving the carrying capacity of the whole automobile, reducing local fatigue and damage caused by insufficient rigidity; moreover, when impacted fiercely, the body structure can rapidly transfer and disperse energy so as to prevent passengers from being shocked, thus obtaining the function of protecting passengers and improving the safety performance of the automobile.

The invention discloses a preparation method for alkali-resistant fiberglass. The preparation method comprises the following steps: (1) removing an impregnating compound from the surface of E fiberglass in a roasting way; (2) performing surface treatment on the E fiberglass treated in the step (1) by using a silane coupling agent A187; (3) performing surface modification on zirconium oxide nanoparticles by using a silane coupling agent A1100; (4) attaching the zirconium oxide nanoparticles treated in the step (3) to the surface of the E fiberglass treated in the step (2), and performing reaction at 80-130 DEG C for 1-4 hours to obtain the alkali-resistant fiberglass. According to the method, the alkali resistance of the E fiberglass can be improved by chemically modifying the surface of the fiberglass on the basis of preserving the original high physical properties of the E fiberglass.

The invention discloses a packet transport network (PTN) protection method and device. The PTN protection method comprises the following steps: detecting that whether a main pseudo-line has a fault or not through the operation management and the maintenance information of the main pseudo-line which bears a service currently, and switching the service to a standby pseudo-line from the main pseudo-line if the main pseudo-line has a fault. According to the PTN protection method and device, the problem that the UNI (user network interface) side and the PE (provide edge) node of the PTN can not be protected in the prior art is solved, thus the service of the PTN is protected, and the safety and the stability of the PTN are improved.

The invention provides an aerogel composite material with a heat insulation and stealth function and a preparation method of the aerogel composite material, and belongs to the technical field of aerogel composite materials. The aerogel composite material comprises a nano-fiber aerogel matrix layer, a nano-fiber aerogel conductive layer and a nano-fiber aerogel heat insulation layer. According to the invention, under the condition of not using an adhesive, the effective fixation of aerogel particles and the tight combination between the base material and each functional layer can be realized by utilizing the unique hydrophilicity and pore structure of the nanofibers, and the heat insulation performance of the base material layer and the heat insulation layer is utilized; the electromagnetic shielding and controllable heat transmission performance of the conducting layer can achieve the heat insulation and electromagnetic infrared double-shielding synergistic function, and the invention has application prospects in the fields of national defense military industry and functional textiles.

The invention discloses an intelligent traceable spine-protection backpack capable of pre-warning. The backpack includes a backpack body and a back pad which is arranged on the back surface of the backpack and is detachably connected with the backpack body; a zipper is arranged between the outer edge of the back pad and the outer edge of the back surface of the backpack body, and the back pad includes an air bag layer and a sponge layer; the air bag layer includes an air bag and a first cloth layer used for wrapping the air bag, and first containing space used for containing the air bag is formed in the first cloth layer; the air bag layer is internally provided with massage balls, and the massage balls are fixedly connected with the side face, adjacent to the backpack body, of the air bag layer through springs; the sponge layer includes sponge and a second cloth layer wrapping the sponge and analyzing force bearing points of the human spine column, and second containing space used for containing the sponge is formed in the second cloth layer. The backpack can effectively play a role in absorbing sweat, due to backpack vibration generated in walking process of a traveler, the air bag is compressed rhythmically and skillfully discharged out, so that the traveler is more comfortable, and the backpack is more practical and easy to popularize and use.

The invention discloses a system and method for backup between link aggregation groups in a packet switched network, and relates to the field of packet switched networks. The method includes the following steps that a Trunk 1 is configured on a first device, a Trunk 1 is configured on a second device, and normal work is guaranteed, wherein the Trunk 1 on the first device and the Trunk 1 on the second device are in the same mode; a Trunk 2 is configured on the first device, a Trunk 2 is configured on the second device, and normal work is guaranteed, wherein the Trunk 2 on the first device and the Trunk 2 on the second device are in the same mode; the system randomly assigns one aggregation group in the Trunks 1 and the Trunks 2 to work in a priority mode, and the other aggregation group is automatically in a backup state; when faults occur in a link of an active link aggregation group between the first device and the second device, the system assigns an inactive link aggregation group to be in a working state, and services of the fault link are switched into a link of the inactive link aggregation group for transmission, wherein the Trunks 1 and the Trunks 2 are in the same mode or in different modes. Service flow of the fault link aggregation group is switched into the other standby aggregation group, and therefore the services are protected.