34results about How to "Properly protected" patented technology

The invention discloses a pipeline pressure-stabilizing system and method used after a liquefied petroleum gas out-conveying pipeline stops conveying. The pipeline pressure-stabilizing system comprises a temperature sensor, a pressure sensor, a first-stage pressure-stabilizing device and a second-stage pressure-stabilizing device. The temperature sensor and the pressure sensor are arranged on a main pipeline short section, and the first-stage pressure-stabilizing device and the second-stage pressure-stabilizing device are connected with the main pipeline short section. The first-stage pressure-stabilizing device comprises a first block valve, a stop valve and a pressure buffering tank which are sequentially connected with the main pipeline short section. A second block valve is arranged between the first-stage pressure-stabilizing device and the second-stage pressure-stabilizing device. The second-stage pressure-stabilizing device comprises a third block valve, a pressure buffer, a pressure regulating device and a liquefied petroleum gas storage tank which are sequentially connected with the main pipeline short section. The temperature detection result obtained when conveying is stopped is compared with the ground temperature, the pressure change in the pipeline after a certain period is calculated, and the first-stage pressure-stabilizing device is used for carrying out pressure supplementation on the pipeline according to the analysis result, or the first-stage pressure-stabilizing device and the second-stage pressure-stabilizing device are used for releasing the pressure of the pipeline to achieve pressure stabilization of the pipeline after conveying is stopped, the system safety is guaranteed, and pigging and emptying of the whole line are avoided.

The invention relates to a method for measuring the right angle of a large-sized rectangular glass substrate by utilizing a plane geometry principle and a linear displacement sensor and singlechip technology and measuring the displacements of two parallel edges of glass as well as a measuring instrument thereof. The accurate positioning of the glass substrate is realized by utilizing upper buses of two positioning columns positioned at the bottom of equipment and a side bus of a positioning column positioned at the left side of the equipment as standards; a part to be measured of the left side surface of the glass substrate stresses a mandril of the measuring instrument to generate the displacement; if the bottom edge of the glass substrate is not perpendicular to the side edge of the glass substrate, the reading value of the measuring instrument can be different by overturning the glass substrate by the displacement of 180 degrees, and a half of a difference value is right angle measuring data. The invention can fast and conveniently measure whether the right angle of the adjacent edges of the glass is in a range of 1 / 1000 or not; and in addition, the measuring method can realize the fast, efficient and easy operation in the production of the large-sized rectangular glass substrate, is convenient and fast, is lower in cost and better meets the requirements for the flow operation of a glass production line.

The invention discloses a liquid ethane conveying pipeline pressure protection system and method. The system comprises forward pressure relief systems and reverse pressure relief systems which are arranged in parallel on trunk line pumps or valve bypasses. According to the system and the method, the pump or valve front pressure increment caused by action of the pumps or trunk line valves in a liquid ethane pipeline or the isolation section pressure increment caused by temperature rise is automatically released into adjacent upstream and downstream trunk lines by stimulating relief devices arranged on the pumps of the valve bypassed so as to prevent overpressure mediums from entering the atmosphere and limit the highest operating pressure of each pipe section. The system and the method havethe advantages that the water hammer overpressure problem under transient operation of a pipeline can be solved, the influence on the strength of the pipeline due to the volume change caused by influence of the temperature of the mediums after shutdown of the pipeline can be avoided, the overpressure mediums are not discharged from the system after being released, and therefore the investment ofaccessory facilities are reduced, and the safety, environmental protection and energy conservation effects can be achieved.

The invention discloses a floor component applied to a vehicle and the vehicle. The floor component applied to the vehicle comprises a floor, an accumulator component and a barrier structure, wherein a seat is arranged above the floor; the accumulator component is arranged under the seat and on the floor; the seat at least partially shields the accumulator component; the barrier structure is arranged on the floor and at least partially surrounds around the outer periphery side of the accumulator component. The floor component applied to the vehicle has the advantages that the utilization rate of space is high and the accumulator component is properly protected.

The invention discloses a protection device for protecting a cell phone display which comprises, a first covering portion for covering the peripherals of one surface of the display, an opening for displaying the picture on the display, and a second covering portion extending downward from the periphery of the first covering portion to cover the side walls of the display.

The invention relates to a power supply unit with functions of open loop protection and short circuit protection, comprising a transformer, a power switch, a signal generation circuit, a conducting detection circuit and a delay circuit. The transformer is used for receiving an input voltage and generating an output voltage. The power switch is used for switching over the transformer to regulate and output a voltage. The signal generation circuit is used for generating a switchover signal to control the switchover of the power switch. The conducting detection circuit is used for detecting a conducting time of the power switch and generating a short-circuit signal. The delay circuit is used for counting a first delay time or a second delay time according to a feedback signal of the power supply unit and the short-circuit signal so as to generate a cut-off signal to control the signal generation circuit to stop and lock the switchover signal. Accordingly, after the delay circuit counts different delay times under different conditions (short circuits or open loops), a stopping signal is generated to control the signal generation circuit to stop and lock the switchover signal, therefore, the power supply unit can carry out proper protection as soon as possible.

The invention relates to an occupant protection device, and provides an occupant protection device capable of properly protecting an occupant without delaying deployment of a main airbag during collision prediction regardless of whether the occupant holds a portable terminal or the like or a seat moves. The occupant protection device (101) is provided with: a main airbag device (50) that protectsan occupant (P) during a collision of a vehicle (1); a sub-airbag device (60) for whipping the arm of the occupant (P); and a control unit (110) that deploys the main airbag body (52) after deployingthe sub-airbag body (62) during collision prediction, in which the sub-airbag device (60) is provided to the seat (10), so that the sub-airbag body (62) can be directly deployed during collision prediction even if the seat (10) is moved by the seat slide device (20). It is possible to appropriately protect the occupant without delaying the deployment of the main airbag body (52).

The invention provides a cooler which can be used for electronic devices. The cooler comprises a radiating unit, a fan unit, a metal sunshield and a first electronic unit, wherein the fan unit, which is arranged on one side of the radiating unit, comprises a shell and a fan; the fan encloses an open space for containing the fan; the metal sunshield shields part of the open space, so that the metal sunshield and the shell commonly surround the fan; one side of the open space is communicated with the radiating unit, so that the fan can blow air to the radiating unit; the metal sunshield shields the first electronic unit to prevent the first electronic unit from being subjected to electromagnetic interference, and a through hole is formed in the part which shields the open space; the first electronic unit is positioned on one side of the metal sunshield; and the radiating unit and the fan unit are positioned on the other side of the metal sunshield.

A semiconductor device (1) provided with a P-type Si substrate (101), ESD protection element (1A), and protected element (1B). The ESD protection element (1A) is provided with a source N-type diffusion region (107A) and a high concentration P-type diffusion region (103). The high concentration P-type diffusion region (103) covers the bottom of the source N-type diffusion region (107A), is formed from below the source N-type diffusion region (107A) to below the gate electrode (106A), and has a higher P-type impurity concentration than the base region of the P-type Si substrate (101). The protected element (1B) is provided with a drain N-type diffusion region (108B) and a low concentration P-type diffusion region (104) which is contiguous to the drain N-type diffusion region (108B). The drain electrode (112A) of the ESD protection element (1A) and the drain electrode (112B) of the protected element (1B) are connected, and the high concentration P-type diffusion region (103) has a higher P-type impurity concentration than the low concentration P-type diffusion region (104).

The invention relates to a storage box, in particular to a portable dampproof storage box for a fire fighting apparatus. The technical aims that the portable dampproof storage box for the fire fighting apparatus is good in dampproof effect, convenient to take and place and expedient in fire fighting apparatus protection are achieved. The portable dampproof storage box comprises a storage box body, a support rod, a linear actuator, a swing rod, a draught fan, an electric wheel, a pull wheel, a sliding rail, a guide block, a wedge-shaped guide rail, a containing groove, the fire fighting apparatus, a pushing block, a box door, a sliding block, a door opening switch and a door closing switch; and the door opening switch and the door closing switch are arranged above the left side of the storage box body, the door closing switch is located below the door opening switch, a the box door is rotationally arranged on the left wall of the storage box body, the support rod and the linear actuator are arranged at the top of the interior of the storage box body, the linear actuator is located on the right portion of the support rod, and the bottom end of the linear actuator is hinged to the swing rod. The portable dampproof storage box has the effects of being good in dampproof effect, convenient to take and place and expedient in fire fighting apparatus protection.

The invention provides a non-destructive seeding method based on rapid adjustment of a seeding amount. A non-destructive seeding device based on the rapid adjustment of the seeding amount is used to implement seeding, a feeding control mechanism is arranged at the upper part of a box body, a seed brushing mechanism is arranged above a seeding control mechanism, the seeding control mechanism for controlling feeding is installed in the middle part of the box body, a seed protection mechanism is in contact with the seeding control mechanism, and a seed receiving cup is arranged under the box body; and at the same time, a left seed filling channel, a right seed filling channel, a seeding wheel seed filling channel, a seed storage area, a transition area, a seed filling area, a seed brushing area and a seed filling cavity capable of completing rapid adjustment of the seeding amount are formed in the box body through the above structure, and a left cavity cylinder and a right cavity cylinderin a lateral cavity component in the seeding control mechanism can communicate with the seeding wheel seed filling channel after being docked. The volume of the seed filling cavity is adjusted to realize rapid adjustment of the seeding amount, quantified seeds can be received into the seed filling cavity to avoid hard contact with the seed protection mechanism to cause mechanical damage to the seeds, so that the non-destructive operation is realized.

The invention relates to air cushion type elastic protective horseshoe iron, and belongs to the technical field of horseshoe iron. The horseshoe iron comprises a horseshoe iron body, first protectionparts and second protection parts, the number of the first protection parts ranges from 18 to 20, the number of the second protection parts ranges from 18 to 20, the front side of the horseshoe iron body is provided with an arch groove, bolt holes communicated with the horseshoe body are formed in the bottom of the arc groove, and fixed to a horseshoe via bolts, and both the first and second protective parts are arranged in the front side of the horseshoe iron, and at the two sides of the arc groove correspondingly. The height of the first protection parts is slightly greater than that of thesecond protection parts, and via the different heights, the outer and inner rings of the horseshoe bear different supporting forces, and thus protected differently.

A non-destructive sowing mechanism based on dynamic volume adjustment, wherein the sowing control part and the seed protection part are respectively arranged in the bracket, and the seed protection part is in contact with the sowing control part, and a bracket arc section in contact with the sowing control part is arranged in the bracket , the sowing control part is composed of the main body of the sowing wheel, the limit adjustment component, the cavity adjustment component, the horizontal cavity component, the floating drive component and the drive spindle; at the same time, a left filling mechanism that can complete the dynamic volume adjustment is formed in the bracket through the above structure. The seed channel, the right seed filling channel, the seeding wheel seed filling channel and the seed filling chamber, and the left and right chamber tubes in the horizontal chamber assembly can be connected to the seeding wheel seed filling channel after being docked. In the present invention, the seed filling chamber can obtain the required seeding amount by adjusting the limit adjustment assembly, and can discharge all the seeds in the seed filling chamber to achieve the technical effect of completely clearing the seed; and it does not need to be dismantled or replaced Any parts can effectively improve the seeding efficiency and prolong the service life of parts.

The invention discloses a pipeline pressure-stabilizing system and method used after a liquefied petroleum gas out-conveying pipeline stops conveying. The pipeline pressure-stabilizing system comprises a temperature sensor, a pressure sensor, a first-stage pressure-stabilizing device and a second-stage pressure-stabilizing device. The temperature sensor and the pressure sensor are arranged on a main pipeline short section, and the first-stage pressure-stabilizing device and the second-stage pressure-stabilizing device are connected with the main pipeline short section. The first-stage pressure-stabilizing device comprises a first block valve, a stop valve and a pressure buffering tank which are sequentially connected with the main pipeline short section. A second block valve is arranged between the first-stage pressure-stabilizing device and the second-stage pressure-stabilizing device. The second-stage pressure-stabilizing device comprises a third block valve, a pressure buffer, a pressure regulating device and a liquefied petroleum gas storage tank which are sequentially connected with the main pipeline short section. The temperature detection result obtained when conveying is stopped is compared with the ground temperature, the pressure change in the pipeline after a certain period is calculated, and the first-stage pressure-stabilizing device is used for carrying out pressure supplementation on the pipeline according to the analysis result, or the first-stage pressure-stabilizing device and the second-stage pressure-stabilizing device are used for releasing the pressure of the pipeline to achieve pressure stabilization of the pipeline after conveying is stopped, the system safety is guaranteed, and pigging and emptying of the whole line are avoided.

The purpose of the present invention is to provide: a resin composition for protecting a polarizer, which exhibits excellent adhesion to a polarizer and can prevent defects such as color voids from an edge part; and a polarizing plate including a protective layer that contains the resin composition. This resin composition for protecting a polarizer contains a polymer obtained by polymerizing more than 50 parts by weight of an acrylic monomer and more than 0 parts by weight but less than 50 parts by weight of a copolymerization monomer represented by formula (1). The glass transition temperature of the polymer is 50 DEG C or higher. [Formula 1] (In the formula, X denotes a functional group that includes at least one type of reactive group selected from the group consisting of a vinyl group, a (meth)acrylic group, a styryl group, a (meth)acrylamide group, a vinyl ether group, an epoxy group, an oxetane group, a hydroxyl group, an amino group, an aldehyde group and a carboxyl group. R1 and R2 each independently denote a hydrogen atom, an aliphatic hydrocarbon group that may have a substituent group, an aryl group that may have a substituent group and a heterocyclic group that may have a substituent group. R1 and R2 may bond to each other to form a ring).

The invention discloses a nonyl phenol regional water quality standard making method. The method comprises the following steps: S1, collecting and screening toxicity data; S2, deriving a water qualitystandard for protecting aquatic organisms; S3, making a water quality standard; S4, evaluating the water quality standard: S41, evaluating the water quality standard, including the water quality standard and the standard current situation of nonylphenol aquatic organisms at home and abroad; S42, analyzing the regional concentration environment; S43, economically analyzing; S44, analyzing a methodand a detection limit; S45, performing expert review. The standard value for protecting the water quality of the aquatic organisms is reasonable and feasible, can provide proper protection for the aquatic organisms, and is also suitable for the current environmental management level of China; the invention further discloses a nonyl phenol removal method in the water body, nonyl phenol in the water body can be effectively removed, the effluent concentration is lower than 2.8 mu g / L, and the NP daily management standard limit value requirement is met on the wastewater treatment technology.