32results about How to "Easy to find the location" patented technology

The invention discloses a vehicle-mounted Internet intelligent control system and a control method thereof and relates to the technical field of electric automobile vehicle-mounted Internet. The vehicle-mounted Internet intelligent control system is provided with an electric automobile double-circuit power supply system. A battery can be maintained, self-checked and evaluated. The vehicle-mounted Internet intelligent control system comprises the battery, a first switch, a second switch, a power management module, a low-voltage load, a first node, a second node, a third node, a key switch module, a vehicle control module and a third switch. One end of the first switch, one end of the second switch and the anode end of the battery are connected to the first node. The other end of the second switch, the other end of the third switch, the power interface anode end of the power management module and the power interface anode end of the low-voltage load are all connected to the second node. The cathode end of the battery, the power interface cathode end of the power management module, the power interface cathode end of the low-voltage load and the power interface cathode end of the vehicle control module are all connected to the third node.

The invention proposes a single-end waveform automatic identification method for power transmission line traveling wave range finding, which belongs to the electric automation field and is characterized by comprising the following steps: step a) identifying the faulty phase in which the range finding device installed on the bus terminal identifies the faulty phase based on the difference between the faulty waveforms and the healthy waveforms; step b) identifying the faulty waveforms in which the range finding device installed on the bus terminal obtains different waveforms of a faulty traveling wave; step c) obtaining the wave head pulse of the traveling wave; step d) obtaining the time difference between the initial traveling wave of the faulty point and the reflected wave pulse; and step e) calculating the faulty distance. Through single-end waveform automatic identification method for power transmission line traveling wave range finding of the invention, the power transmission line fault no longer relies on the manual manner, but instead, the computer automatically identifies the faulty waveform according to the waveforms after the power transmission line fault and calculates the distance from the faulty point to the measurement point.

The invention provides a garden trash bin comprising a support and a bin body fixed on a transverse shaft of the support. The bin body comprises a main part and a bottom fixed to each other through fasteners; an inner bin for holding trash is accommodated in the bin body; the side of the bin body is provided with a trash entry and a handle; the side, connected with the trash entry, of the bin body is provided with a slide way; a trash entry sliding door is disposed in the slide way; a solar panel is disposed at the top of the bin body; an energy storage device connected with a bulb and a central information processing chip are disposed at the top of the bin body; the top of the bin body is covered with a lampshade; the side of the bin body is provided with an infrared sensor and a speaker. The garden trash bin is convenient to use, the trash in the garden trash bin is easy to clear, the appearance of the garden trash bin is attractive, the garden trash bin can be easily located by people even in the dark, and the garden trash bin employing solar power is energy efficient and environment friendly.

A fire extinguisher box with a warning function, comprising a box body and a box door arranged in front of the box body, an inner cavity capable of accommodating a fire extinguisher is arranged inside the box body, a control box is arranged on the top of the inner cavity, and the control box There is a green light on the bottom surface outside the box, a power supply is installed in the control box, and the power supply is connected with a controller, a signal transceiver and an alarm. The top of the box is equipped with a smoke sensor, and the top of the box is also equipped with a speaker. The position of the box door corresponding to the fire extinguisher is provided with a perspective plate, the control box is provided with a control box door facing the direction of the box door, and handles are provided on the top of the box body side plates on both sides of the box door. The invention can transmit the alarm signal to the nearby fire extinguisher box, so that people can find the fire situation in time and evacuate better; the green light and the see-through board are arranged so that the rescuers can easily find the position of the fire extinguisher box, and the structure is simple and convenient to use .

The invention discloses a deepwater zone water purifying ecological floating island. The deepwater zone water purifying ecological floating island comprises a frame system, a microcirculation system,and a fixing system arranged around the frame system, wherein the frame system comprises a circumferential floating frame, a first floating platform and a second floating platform, and the first floating platform and the second floating platform are arranged inside the middle groove of the circumferential floating frame; the microcirculation system longitudinally penetrates through the middle position of the frame system to form circulating reaeration vortexes at the lower portion outside the circumference of the frame system. By means of the frame system for simultaneously planting and carrying emergent aquatic plants, floating-leaf plants, submerged plants, artificial aquatic plants and the like, the deepwater zone water purifying ecological floating island can structure plant communities applicable to deepwater zone water purification, achieve three-dimensional purification of deepwater zones from top to bottom and further achieve good deepwater zone water purifying effects.

The invention discloses a lithium-ion battery for a forced internal short-circuit test. The lithium-ion battery comprises a lithium-ion battery core, a short-circuit metal part, a positive pole tab, a negative pole tab and a sealing packaging film. The lithium-ion battery core comprises a positive pole, a negative pole and a diaphragm sandwiched between the positive pole and the negative pole. An outer packing of the lithium-ion battery core is removed and the lithium-ion battery core is fully charged. The short-circuit metal part is drawn into the lithium-ion battery core. The positive pole tab and the negative pole tab are welded to the lithium-ion battery core and are electrically connected respectively to the positive pole and the negative pole. The sealing packaging film seals the lithium-ion battery core and a vacuum-pumping process is carried out so that the a convex imprint of the short-circuit metal part is formed on the sealing packaging film. The lithium-ion battery for a forced internal short-circuit test has the advantages that the sealing packaging film is used for sealing packaging; the leakage of an electrolyte is avoided; and after vacuum treatment, a convex imprint of the short-circuit metal part is formed on the sealing packaging film and the short-circuit metal part is located at an obvious position. The invention also discloses a preparation method of the lithium-ion battery for a forced internal short-circuit test.

The invention relates to the technical field of robot control systems, and in particular, relates to an underwater robot walking mechanism which comprises a chassis; a four-foot walking mechanism and a buoyancy adjusting mechanism are arranged on the chassis; the multi-foot walking mechanism is used for driving the chassis to move and comprises a plurality of walking feet, and sinking detection sensors are arranged on the walking feet; and the buoyancy adjusting mechanism is used for providing buoyancy for the chassis and adjusting the buoyancy according to a signal of a control system. The underwater robot walking mechanism further comprises a sinking detection module and a buoyancy control module, and the sinking detection module is used for receiving data of the sinking detection sensor and judging whether the walking feet sink or not according to the data of the sinking detection sensor; and the buoyancy control module is used for controlling the buoyancy adjusting mechanism to increase buoyancy after the sinking detection module detects that the walking feet sink. According to the underwater robot walking mechanism, the situation that an underwater robot deeply sinks into the water bottom, and consequently the task completion efficiency is affected can be avoided.

The invention discloses a method for judging a weak surrounding rock tunnel primary support cavity. The method comprises the steps of performing knocking detection on an area which can be in direct contact with a primary support, performing drilling treatment on a position where an empty sound appears, and judging the position of the cavity according to whether virtual ballast falls off or not after drilling; arranging drilling points in an area which cannot be in direct contact with the primary support according to a certain distance, and the certain distance being smaller than 100 cm; drilling a drilling point, preliminarily judging according to the drilling speed of a drill bit during drilling, drilling a second hole at a position 10 to 15 cm above the drilling point when the drill bit at the drilling position is too fast in instant drilling and virtual ballast falls off at the drilling position; and judging the position of the cavity according to the drilling speed of the drill bit when the second hole is drilled. According to the method for judging the weak surrounding rock tunnel primary support cavity, the interior of the primary support can be more comprehensively checked and judged.

The invention provides a two-dimensional code doorplate mounting auxiliary system. The two-dimensional code doorplate mounting auxiliary system comprises vertical rods, a cross rod, a motor support rod, a guide post, a motor, a spring post, a spring, a paint can, an air storage tank, a fastening cap, a base, bearings, rolling wheels and screws, wherein the two vertical rods are screwed in base columns on the top of the base, and the cross rod is screwed between the two vertical rods and is positioned at the top ends of the vertical rods; the motor support post is screwed between the two vertical rods, and is positioned at the slightly upper part of the middle of the vertical rods; the motor is mounted on the motor support rod, and a drive block is welded to a motor shaft; the spring post is inserted in a spring post inserting hole of the drive block, the spring sleeves the spring post and is positioned between a baffle plate of the spring post and the drive block; a hinge ring at the outer end of the spring post is hinged to the end face of the front side of a convex column of the paint can; the top end of the guide post sleeves the cross rod in a sliding manner, and a guide post ring between the paint can and the convex column sleeves the guide post; the air storage tank is screwed to the top face of the paint can, and an air guide pipe of the air storage tank communicates with a filler pipe of the paint can; and luminous paint is placed in the paint can, and liquid compressed air is placed in the air storage tank.

The invention provides a lamp convenient for wearing shoes at night, and the lamp is pasted on the appropriate position of the lower part of a bed body. The lamp provided by the invention comprises a tabular shell, wherein one surface of the shell is provided with a glue back layer, the other surface of the shell is provided with a lamp belt and a touch switch, and the shell is internally provided with a battery and a control circuit. When a person wears the shoes at night, heels touch the touch switch so as to light LED (light-emitting diode) lamps, so that the positions of the shoes can be easily found out; the control circuit can be arranged according to the needs to control the lighting time of the LED lamps; after the lamp provided by the invention is used during wearing the shoes at night, the glare is avoided, the installation is simple, and the lamp is convenient and practical.

The invention belongs to the field of living goods, and discloses a fluorescent wallet. The fluorescent wallet comprises a wallet external layer and a wallet internal layer, a money storage portion is arranged between the wallet external layer and the wallet internal layer, the opening of the money storage portion is provided with a slide fastener, the inner side of the money storage portion is provided with one or more soft magnets for adsorbing coins, the outer side of the wallet is provided with a number or a pattern, and the wallet is made of a fluorescent material. The fluorescent wallet has the characteristics of ingenious structure and convenience in searching.

The bone tumor pathological tissue taking-out device comprises an outer sleeve, a puncture tube, a bone tumor taking-in tube, a depth probe, a cutting tube and an outer sleeve handheld part arranged at the upper end of the outer sleeve, a semicircular arc-shaped groove is formed in the lower end face of the outer sleeve handheld part, and a groove is formed in the upper end face of the outer sleeve handheld part. A fixing block is arranged in the groove, a passing pipe is arranged in the outer sleeve, and a puncture pipe handheld part is arranged on the upper portion of the puncture pipe. In general, the invention has advantages of simple structure, convenient cutting and effective prevention of tumor spread.

The invention discloses a reinforced cocoon cage matched with whole-age industrial silkworm breeding, which comprises a cocoon cage net and is characterized in that the cocoon cage net is formed by connecting cocoon cage bars in a staggered manner; the cocoon cage bars comprise the forward cocoon cage bars and the reverse cocoon cage bars, and the forward cocoon cage bars and the reverse cocoon cage bars are obliquely arranged and connected in a staggered mode to form the cocoon cage net. According to the cocoon cage, the cocoon cage bars are connected in a staggered mode to form the cocoon cage net, the cocoon cage holes are formed between the cocoon cage bars, a suitable space structure is provided for silkworm cocooning, and spit silk can be wound on the cocoon cage net and is firmly connected. In addition, due to the structural characteristic of staggered arrangement, the integrity of the cocoon cage can be enhanced, the structural strength is improved, and the cocoon cage bars are not prone to breakage. The problem that an existing cocoon cage is prone to air-drying breakage after being used for a long time is solved.

The invention discloses a rotary fixing support assembly. The rotary fixing support assembly comprises a first clamp (1), a connecting support (2) and a second clamp (3). The first clamp (1) comprises an annular clamp body (11) and limiting plates (12). The annular clamp body (11) is provided with an opening, and the two end portions of the annular clamp body (11) are provided with connecting plates (13). The annular clamp body (11) is provided with one adjusting hole (14). The two limiting plates (12) are arranged and symmetrically arranged on the outer walls of the two sides of the annular clamp body (11). The connecting support (2) comprises a guiding part (21) and a connecting part (22). The guiding part (21) is inserted in the adjusting hole (14). The connecting part (22) is fixedly connected with the second clamp (3) through a bolt. By means of the rotary fixing support assembly, reliable connection between two kinds of components moving relative to each other can be achieved, and the rotary fixing support assembly has the beneficial effects that the structure is simple, whole vehicle assembling is facilitated, and the component reliability is high.