45results about How to "Avoid sacrifice" patented technology

The invention discloses an initial-stage rescue auxiliary system of a fire hazard of a highway tunnel. The system is characterized in that the system comprises a detection robot platform, an embedded type control unit, a signal detection unit, a mark putting unit, a human-machine interaction system and a wireless router device, wherein the embedded type control unit, the signal detection unit, the mark putting unit, the human-machine interaction system and the wireless router device are carried by the detection robot platform; the human-machine interaction system comprises a main control bench and an intelligent mobile terminal, receives fire hazard information transmitted by the embedded type control unit in real time, and evaluates and process the fire hazard information; and an onsite rescuing worker can acquire conditions in front in real time through the intelligent mobile terminal and react in advance. According to the invention, based on the design of an embedded type development platform, a proper trace drawing algorithm is used to help the rescuing worker to determine the position of a trapped person in advance in a severe rescue environment, find a safe path as soon as possible and make a proper rescue plan.

An aluminum flat tube for a heat exchanger made of an aluminum strip material coated on its inner surface to form a flat cross-section close to a B-shape by bending in the width direction. It consists of a core material (1) coated with brazing material (3) on its outer surface by sacrificial anode material (2). In order to improve the corrosion resistance of the inner surface of the tube, both edge portions in the width direction of the strip material are bent inward into the tube so that the front end edges of the edge portions are separated from the flat inner surface of the tube.

The invention discloses a barrier-free battle robot which comprises a robot body, a caterpillar track, a top plate, a fixing plate, a linear guide rail, a linear gear rack, a first power device, a second power device, a horizontal shaft, a gravity transfer shaft, a firing platform, a rocket artillery firing canister and a height adjusting device, wherein the barrier-free battle robot is driven by the second power device to run; a triangular support and the fixing plate are driven by the first power device to move; the triangular support moves upward while the barrier-free battle robot moves upward or downward, so that the gravity of the barrier-free battle robot is always on top; accordingly, the climbing slope can reach 60 degrees and the barrier-free battle robot can run without barriers; an arc-shaped gear rack is arranged on the fixing plate, so that the shooting angle can be adjusted; a rotary column is arranged below the firing platform, 360-degree shooting can be performed; and therefore, a baffle can be realized without human participation, and human injuries or damage can be avoided.

The invention discloses an imaging system and an imaging method for differentiating a fluorescent radiation spectral image from a reflective spectral image. The imaging system comprises an objective lens, a first raster, a first convex lens, a second convex lens, a mask, a third convex lens and an optical sensor. Fluorescent light which is radiated from a scene and reflective light successively pass through the objective lens, the first raster, the first convex lens, the second convex lens, the mask and the third convex lens and arrive at the optical sensor. According to the imaging system and the imaging method, two sets of high spectral images with different characteristics can be recovered in coding images which are captured after two times of exposure, and analysis on a dynamic scene can be realized. According to the imaging system and the imaging method, combined coding of spatial dimension and spectrum dimension is used, and sacrifice in high spectral imaging in time dimension and space dimension are overcome. A result which is recovered through the imaging system and the imaging method has high robustness to noise.

A magnetic disk device includes a swing-type head actuator which is driven by a voice coil motor. The voice coil motor is cooled by an airflow generated when a magnetic disk accommodated in a disk accommodating unit of an enclosure is rotated by a spindle motor. An airflow dividing member provided on an inner wall or a base of an actuator accommodating unit divides the airflow generated by the rotation of the disk and passing along the inner wall. The divided airflow is introduced to a coil part of the voice coil motor, and cools the coil, without sacrificing the dust purge performance.

The embodiment of the invention provides a terminal equipment switching processing method and device, electronic equipment and a readable storage medium. The method comprises the following steps: whenservice quality data of a target terminal device in a current service cell is less than a first preset threshold, acquiring an allocable rate of a target cell to be switched and service information of at least one current terminal device of the target cell; determining whether to switch the target terminal device to the target cell according to the allocable rate of the target cell and the service information of at least one current terminal device of the target cell; if it is determined that the target terminal device is switched to the target cell, indicating the target terminal device to access the target cell. According to the method, the terminal device obtains a more sufficient service rate, the actual service experience of a user is greatly improved, and the utilization rate of overall network resources can also be remarkably improved.

The invention discloses a method, an encoder and a main control module for magnifying the partial area of an image. The method comprises the following steps: a partial enlarging area is set in advance; the encoder cuts out an encoding area which takes the partial enlarging area as the center and has the distinguishability to be equal to a predetermined encoding distinguishability from images collected by a camera according to the received position information of the appointed partial enlarging area; and the encoder encodes the encoding area and then sends the encoded area to a decoder. The invention achieves the purpose of improving the distinguishability of the partial area after being magnified while magnifying the partial area under the condition that a camera with a tripod head is notneeded.

The invention provides a seismic resistance and heat preservation building block which is provided with an outer side surface, an inner side surface, an upper slope, a lower slope and two end faces, wherein the upper slope faces upwards during the masonry; and a building block cavity is formed between two seismic resistance and heat preservation building blocks which are built up and down. The seismic resistance and heat preservation building block is characterized in that the building block cavity comprises a middle part, two side edge parts which are positioned on two sides of the middle part and are perpendicular to the middle part, an outward inclined cavity close to the outer side surface, and an inward inclined cavity close to the inner side surface; the seismic resistance and heat preservation building block comprises a plurality of through slots penetrating through the two end faces, a plurality of heat preservation bags filled in the through slots in a matching manner, and a convex corner and a concave corner which are respectively arranged on the two end faces and are used for clamping; the upper slope and the lower slope are in tight fit with each other in the middle part and on the two side edge parts; the building block cavity is gradually widened along the two sides of the two side edge parts to form the outward inclined cavity and the inward inclined cavity; the inclination of the outward inclined cavity is greater than that of the inward inclined cavity; the through slots are staggered from one another; and the protruded length of the convex corner is greater than the sunken length of the concave corner.

The invention discloses an initial-stage rescue auxiliary system of a fire hazard of a highway tunnel. The system is characterized in that the system comprises a detection robot platform, an embedded type control unit, a signal detection unit, a mark putting unit, a human-machine interaction system and a wireless router device, wherein the embedded type control unit, the signal detection unit, the mark putting unit, the human-machine interaction system and the wireless router device are carried by the detection robot platform; the human-machine interaction system comprises a main control bench and an intelligent mobile terminal, receives fire hazard information transmitted by the embedded type control unit in real time, and evaluates and process the fire hazard information; and an onsite rescuing worker can acquire conditions in front in real time through the intelligent mobile terminal and react in advance. According to the invention, based on the design of an embedded type development platform, a proper trace drawing algorithm is used to help the rescuing worker to determine the position of a trapped person in advance in a severe rescue environment, find a safe path as soon as possible and make a proper rescue plan.

The invention provides an image output method and projection devices. The method comprises the following steps of acquiring original resolutions of at least two projection devices carrying out splicing and a resolution of an overlapping region; according to the original resolutions of at least two projection devices and the resolution of the overlapping region, acquiring an aspect ratio of a projection range formed through carrying out splicing by the at least two projection devices; displaying an original image; acquiring an interception image selected by a user based on the original image and determining an original aspect ratio of the interception image; according to the original aspect ratio of the interception image and the aspect ratio of the projection range, calculating a display area of the interception image in the projection range so that the aspect ratio of the interception image, which is displayed in the projection range, maintains the original aspect ratio of the interception image when the interception image is displayed in the projection range; and displaying the interception image on a display area in the projection range.

This invention provides an image processing apparatus capable of suppressing the variation in density and contrast of a long-length image that is a joint image obtained by joining a plurality of X-ray images. An image processing apparatus (6) comprises: an image memory (62) for storing the data of a plurality of X-ray images (20, 21, 22) partially overlapping with one another; a density / contrast correcting unit (64) for evening up the densities and contrasts of the plurality of X-ray images; and a long-length image obtaining unit (65) for joining all of the X-ray images (20, 21', 22") as evened up in density and contrast by the density / contrast correcting unit (64), thereby obtaining a long-length X-ray image corresponding to a long-length image-captured area of an examined body (M). The density / contrast correcting unit (64) comprises: a first table creating unit (642) for obtaining, based on image information of the overlapping portions (20a, 21a, 21b, 22a) of two adjacent ones (20, 21; or 21, 22) of the plurality of X-ray images, a gray scale conversion table (AB, BC) with which the densities and contrasts of the two X-ray images (20, 21; or 21, 22) can be evened up; a second table creating unit (643) for obtaining, based on the gray scale conversion table (AB, BC), a second gray scale conversion table (BA, CB) with which the densities and contrasts of a reference X-ray image (20) and other remaining X-ray images (21, 22) selected from the plurality of X-ray images (20-22) can be evened up; and an evening unit (644) for evening up the densities and contrasts of the remaining X-ray images (21, 22) on basis of the second gray scale conversion table (BA, CB).

The invention discloses a shell assembly and electronic equipment. The shell assembly is used for the electronic equipment; the shell assembly comprises a shell and an electro-deformation part; the outer surface of the shell comprises a first connecting area and a second connecting area, and the first connecting area is connected with the second connecting area; and the electro-deformation part is arranged in the first connecting area. In a first power-on state, the electro-deformation part can at least expand in the thickness direction of the shell, so that the free end of the electro-deformation part protrudes out, and a heat dissipation channel is formed between the electro-deformation part and the outer surface of the shell. The structure of the shell assembly is reasonably arranged, so that the free end of the electro-deformation part is in contact with the palm of a user in the first power-on state. In this way, under the action of the electro-deformation part, natural heat dissipation of the heat dissipation channel is achieved. The heat dissipation channel facilitates air circulation, facilitates improvement of the heat dissipation speed of electronic equipment, can effectively solve the temperature rise problem of the electronic equipment, and does not affect the use performance of a product.