218 results about "Electrical structure" patented technology

The invention discloses a control method of an automatic welding robot and an electrical structure system, and relates to the technical field of electrical control. In order to solve the technical problems that in the prior art, when an existing welding robot deals with a complex welding task, welding path planning, welding current control, temperature adjustment, parameter self-adaptability, welding process monitoring and other aspects are insufficient, the technical scheme is provided, and the invention provides a control method of an automatic welding robot. Comprising the following steps that 1, physical property information of a welding material is collected; 2, data processing is conducted on the feature information, and a preliminary welding path and welding parameters are generated; 3, dynamically adjusting a welding path and welding current and voltage according to real-time data in the welding process; and 4, according to the real-time temperature of the monitored welding area, a cooling control signal is adjusted. The method is suitable for control work of the automatic welding robot.

The invention discloses a virtual simulation detection system of a charging pile. The system comprises a model building module used for building a digital twin model of a to-be-tested charging pile, the digital twin model is built based on physical characteristics, electrical characteristics and control logic of the to-be-tested charging pile, and the digital twin model is used for simulating the working state of the to-be-tested charging pile in a virtual environment; the simulation test module is used for constructing a plurality of simulation test scenes and monitoring an operation data set of the digital twin model in the plurality of simulation test scenes; the feedback optimization module is used for analyzing the operation data set to obtain an analysis result and providing an optimization suggestion based on the analysis result, and the optimization suggestion is used for indicating adjustment of the physical characteristics and / or the electrical structure of the to-be-tested charging pile. According to the technical scheme provided by the invention, the efficiency and accuracy of charging pile testing can be improved.

The invention discloses a compact broadband wide-beam dipole antenna array based on a high-order mode, which comprises two sub-arrays, the two sub-arrays share a dielectric substrate of which the upper surface and the lower surface are partially coated with copper, the equal-amplitude feed is carried out through a one-to-two power division feed structure, the two sub-arrays are bilaterally symmetrical about the central axis of the dielectric substrate, and the upper surface and the lower surface of the dielectric substrate are partially coated with copper. Each sub-array comprises a substrate integrated waveguide cavity and a plurality of pairs of side-by-side dipoles which are connected through a grounding coplanar waveguide, the substrate integrated waveguide cavity is formed by arranging metalized via holes at equal intervals and works in a TE510 high-order mode, the dipoles are placed in the center of the periphery of each electric field loop of the substrate integrated waveguide cavity, and the ground coplanar waveguide is connected with the substrate integrated waveguide cavity. High directivity of an H plane and unilateral radiation with 3dB beam width of an E plane can be obtained by placing the radiation arms of the dipoles according to a radiation field superposition and cancellation rule. The problems that an existing wide-beam antenna is complex in structure, and the technical scheme is difficult to achieve are solved.

The invention discloses a natural electric field-electric field joint detection and inversion method based on GMM prior, and relates to the technical field of tunnel engineering geological detection, and the method comprises the steps: obtaining the resistivity and natural potential observed in a to-be-inverted region; an equivalent body source of a natural potential is parameterized into a body source vector on a grid unit, weighted L1 sparse regular constraint is introduced into the body source vector, a GMM prior model is used as underground electrical structure prior shared across physics fields, and a multi-task joint inversion objective function of a shared underground electrical structure label is established; and performing inversion iteration by adopting maximum posteriori, updating parameters of the GMM prior model and the underground electrical structure label by adopting an expectation maximization algorithm until an end condition is met, and obtaining a joint inversion imaging result of the tunnel water-rich anomalous body. The advantages of a multi-source electrical method are fused, underground electrical structure priori is introduced, Bayesian uncertainty analysis is combined, and high-resolution and high-reliability recognition of the water-rich anomalous body in front of the tunnel is achieved.

The embodiment of the utility model relates to the technical field of cryotherapy, in particular to a cryoablation system which comprises a freezing module, a rewarming module and an ablation module. The freezing module and the rewarming module are respectively connected and communicated with the ablation module, the freezing module conveys a cold working medium into the ablation module for cooling ablation consumables in the ablation module, and the rewarming module conveys a hot working medium into the ablation module for heating the ablation consumables in the ablation module. The liquid nitrogen conveying device has the advantages that heat exchange between liquid nitrogen and air is achieved through the heat transfer pipe, so that nitrogen is generated and used for providing pressure for conveying the liquid nitrogen, arrangement of an electrical structure for heating or pressurizing is reduced, equipment cost is reduced, meanwhile, use of electrical components is reduced, stability of equipment is improved, and the possibility of faults is reduced.

The invention belongs to the technical field of transient electromagnetism, and particularly relates to a ground array type three-dimensional transient electromagnetic detection method, which comprises the following steps of: 1, designing and planning a three-dimensional measurement network according to a detection task, obtaining coordinates of each sensor node, and forming a sensor array; 2, conveying the sensor to a corresponding coordinate point, synchronously transmitting a signal, and carrying out data synchronous acquisition; and step 3, processing and visualizing the collected data so as to carry out interpretation. According to the invention, simultaneous detection of a plurality of measurement points in a measurement area can be realized, so that a three-dimensional electrical structure image of an underground medium can be constructed, the electromagnetic field intensity of excitation can be greatly enhanced, the signal-to-noise ratio and the detection depth of a measurement signal can be improved, and the electrical distribution characteristics of the underground medium can be reflected more truly; the multiplicity of solutions is reduced, and the accuracy and reliability of exploration results are improved.

The utility model discloses a cable joint with a locking function, which comprises a cable main body and a joint sleeve shell, and the joint sleeve shell is arranged at one end of the cable main body in the length direction. And the mounting ring is fixedly mounted on the surface of the joint sleeve shell. According to the scheme, one end of a cable needing to be connected is sleeved with the connector sleeve shell to be connected with an internal electrical structure, and then the fixing ring and the overturning plate are overturned around the connecting rod, so that the fixing ring can be attached to the surface of the cable, and the attaching pad is attracted to the cable; the spring arranged in the mounting column drives the movable ring to move towards the position of the mounting ring, the sealing performance of connection between the cable and the connector sleeve shell is ensured, finally, the clamping plate is clamped to the top of the movable ring, connection and locking of the cable and the connector are completed, and therefore the cable cannot be fixed only through adhesive tape, and the service life of the cable is prolonged. And the situation that the joint and the cable cannot be stably connected due to decomposition of the adhesive in the adhesive tape is avoided.

The invention relates to a transient electromagnetic three-dimensional inversion method and device, computer equipment and a storage medium. The method comprises the following steps: decoupling a forward modeling grid and an inversion grid, independently generating a vertical self-adaptive layered special forward modeling grid for each time channel according to the skin depth of the time channel, and remarkably reducing the calculation dimension while keeping the horizontal discrete consistency; an equivalent circuit method is innovatively adopted to achieve high-precision mapping of model parameters from an inversion space to a forward modeling space, a plurality of inversion grid units arranged in the current magnetic field component direction are regarded as series connection, and a plurality of inversion grid units arranged in the direction perpendicular to the current magnetic field component direction are regarded as parallel connection. The equivalent conductivity in the control volume is accurately calculated by using a series-parallel resistance formula, and the precision defect of a traditional method in a complex electrical structure is effectively solved. According to the method, the calculation efficiency and the numerical precision are effectively balanced, and the optimal discretization modeling of the transient electromagnetic response is realized.

The present invention relates to a liquid electromagnetic heating device and a water flosser. The liquid electromagnetic heating device comprises a first shell, a second shell, an electromagnetic heating component and a sealing connector. The first shell and the second shell are combined to form a closed heating channel for transporting liquid by utilizing the pressure difference at both ends. The electromagnetic heating component comprises a metal rod and an inductor coil. The metal rod is arranged in the heating channel. The present invention utilizes the inductor coil to generate an alternating magnetic field to cause the metal rod to generate eddy currents and generate heat, thereby directly heating the liquid flowing in the heating channel to achieve instant heating. The sealing connector is respectively combined with the first shell and the second shell to form a closed cavity. The heating channel and the electromagnetic heating component are both located in the cavity, which can prevent water vapor or water droplets outside the liquid electromagnetic heating device from entering the electromagnetic heating component and other electrical structures, thereby causing the problem of electric shock hazard, thereby effectively improving safety performance.

The invention provides a semiconductor device and a manufacturing method thereof, and the semiconductor device comprises a substrate, a first dielectric layer is formed on the substrate, a plurality of first conductive structures and a first metal layer are formed in the first dielectric layer, and the plurality of first conductive structures are electrically connected with the first metal layer; the lower pole plate, the second dielectric layer and the upper pole plate are formed on the first dielectric layer from bottom to top, and the lower pole plate is electrically connected with the plurality of first conductive structures; and a plurality of third conductive structures and a fourth conductive structure, the plurality of third conductive structures are formed on the upper pole plate and are electrically connected with the upper pole plate, and the fourth conductive structure is electrically connected with the first metal layer. According to the technical scheme, the quality factor of the capacitor is improved, and TDDB failure is avoided.

Method for manufacturing a device (400) comprising the following steps: Providing a non-uniform doping profile in a semiconductor substrate (102) such that an electric field with vertical field vector components is generated in at least a part of a light conversion region (112) of the semiconductor substrate (102), and Generating (606) a control electrode structure comprising multiple control electrodes (106, 106b, 106c) above the non-uniform doping profile for steering light-generated charge carriers, wherein the control electrode structure is arranged between two diode structures (114) for accumulating the light-generated charge carriers, where the provision of the uneven doping profile exhibits: Providing (602) a doped layer (202) in the light conversion region (112), wherein the doped layer (202) comprises doping atoms, wherein providing the doped layer comprises generating the doped layer (202) such that the doped layer (202) has a lateral variation of a net doping concentration, wherein the lateral variation of the net doping concentration is symmetrical with respect to a center of the control electrode structure, Performing (604) a migration step to migrate at least some of the doping atoms of the doped layer (202) to an area above the doped layer (202), wherein the non-uniform doping profile in the vertical direction exhibits a local maximum of the net doping concentration in the doped layer (202), wherein the net doping concentration decreases in the vertical direction from the doped layer (202) towards the control electrode structure, so that light-generated charge carriers that are generated within a first depth region are directed towards the control electrode structure, wherein the net doping concentration decreases in the vertical direction from the doped layer (202) away from the control electrode structure, so that the light-generated charge carriers that are generated within a second depth region are directed away from the control electrode structure, where the doped layer (202) is a buried layer, furthermore, at least one additional doped layer (204) is provided at a depth that differs from the depth of the doped layer (202), wherein the further doped layer (204) is spatially separated from the doped layer (202) by the semiconductor substrate, wherein the further doped layer (204) provides a shielding effect for the diode structures (114), so that the light-generated charge carriers may not move directly from within the light conversion region (112) to the diode structures (114), but only under the influence of electric fields generated by the control electrodes (106, 106b, 106c), and wherein the further doped layer (204) extends in a lateral direction at least beyond a defined area to which the light-generated charge carriers are directed.

The utility model relates to the technical field of chemical engineering electrical structures, in particular to an electrical instrument element protection device for chemical enterprises, which can perform sealed external protection on an internal electrical instrument unit through an external protection mechanism provided with a threaded cover, reduce external erosion and improve reliability. Comprising an electrical instrument unit and further comprises a connecting base, fixing pieces, an external thread ring, connecting pieces, an outer ring, balls, an inner ring, an internal thread cover and a grip, the rear side of the electrical instrument unit is connected with the inner side of the front portion of the connecting base, the rear ends of the left side and the right side of the connecting base are connected with the inner sides of the fixing pieces respectively, and the ring side of the front end of the connecting base is connected with the rear side of the external thread ring; the middle of the bottom side of the connecting base is connected with the middle of the top side of the outer ring through a connecting piece, the inner ring side of the outer ring is rotationally connected with the outer ring side of the inner ring through rolling constraint of multiple sets of balls, and the middle of the left side and the middle of the right side of the outer end of the inner threaded cover are connected with the inner sides of a set of grips respectively.

Battery housing, characterized in that the battery housing comprises an outer frame (10), a cross member (20) and a connecting piece (30), wherein the outer frame (10) is a circumferentially closed structure, the two ends of the cross member (20) are each connected to two opposite inner walls of the outer frame (10), the cross member (20) is arranged within the outer frame (10) and serves to divide its interior into a module space (11) and an electrical space (12), the cross member (20) has a through-opening (21) through which the connecting piece (30) is guided and forms a tight fit with the through-opening (21), wherein the two ends of the connecting piece (30) are each located in the module space (11) and in the electrical space (12), and the connecting piece (30) is designed to electrically connect the battery module (71) in the module space (11) to the electrical structure (72) in the electrical space (12) to connect.

The utility model belongs to the field of plunger machining, and particularly relates to a positioning and pushing device for plunger machining, which comprises a support, a mounting port is arranged at the top end of the support, a driving motor is sleeved in the mounting port, the output end of the driving motor is fixedly connected with a pneumatic push rod, and one end of the pneumatic push rod is fixedly connected with a mounting ring. A penetrating moving opening is formed in the inner bottom wall of the mounting ring, a positioning assembly is arranged on the surface of the moving opening, the positioning assembly comprises track plates fixedly connected to the side face of the mounting ring in an axial symmetry mode, extrusion blocks are slidably connected to the surfaces of the track plates in an axial symmetry mode, and rubber sheets are fixedly connected to the top ends of the extrusion blocks. By arranging the track plate, the extrusion blocks, the rubber sheets and the forward and reverse screw rods of the positioning assembly, the forward and reverse screw rods are manually screwed to drive the extrusion blocks on the two sides to synchronously approach and move along the track plate, the plunger is mechanically clamped and positioned through the rubber sheets, the clamping failure problem caused by electrical structure faults is avoided, and the clamping stability and reliability are improved.

The invention belongs to the technical field of brick pressing machines, and particularly relates to a brick pressing machine and process for producing environment-friendly regenerated magnesia carbon bricks, the brick pressing machine comprises a lower mold and an upper mold, a mold pressing cavity is formed in the lower mold, a mold pressing block corresponding to the mold pressing cavity is arranged in the upper mold, and a hydraulic lifting rod is connected between the upper mold and the lower mold; a supporting plate is slidably arranged in the die pressing cavity, a hydraulic cylinder is installed below the lower die, a telescopic rod extending into the bottom of the die pressing cavity is arranged in the hydraulic cylinder, an installation disc is fixed to the outer wall of the telescopic rod, a first spring is connected between the top of the installation disc and the supporting plate, and supporting blocks are installed at the four corners of the inner wall of the bottom of the die pressing cavity. In the continuous pressure applying process of brick pressing, the hydraulic cylinder and the telescopic rod are not directly impacted and damaged, the long-term use effectiveness of the lifting mechanism and the electric appliance structure is guaranteed, the situation that the flatness of the pressed bricks is affected by damage or deformation is avoided, and the stability of lifting the supporting plate for auxiliary discharging can also be avoided.

The invention provides an electrical structure generation and cross-platform interaction system independent of a CAD platform, the system adopts a three-layer decoupling architecture of a core generation layer, a general intermediate data layer and an adapter presentation layer, the core generation layer independently executes electrical service logic calculation, the general intermediate data layer realizes data standardization packaging and transmission, and the adapter presentation layer is used for realizing data transmission. And the adapter presentation layer realizes bidirectional conversion between standardized data and different CAD platform graphic instructions through a multi-platform driving module. According to the method, complete decoupling of the electrical service logic and the CAD platform can be realized, the cross-platform compatibility, development and maintenance efficiency and expansibility of a design tool are improved, the replacement cost of an enterprise platform is reduced, and the method is suitable for cross-platform design scenes of various electrical structures.

The present invention provides a semiconductor device, an electrical contact structure and a manufacturing method thereof. By connecting the tops of at least two contact plugs formed at the boundary of the core component area, a combined contact structure with a larger top cross-sectional area is formed at the boundary of the core component area. Therefore, sufficient process margin is provided for the subsequent process of forming an electrical structure above the contact structure at the boundary of the core component area, so that the size of the electrical structure at the boundary is increased, the contact impedance is reduced, and the density difference of the circuit pattern between the core component area and the peripheral circuit area is buffered by the electrical structure with an increased size at the boundary, the optical proximity effect is improved, the consistency of the electrical structure above the contact plug within the boundary of the core component area is ensured, and the electrical structure above the contact plug at the boundary is prevented from collapsing, thereby improving device performance.

A system for housing a drone for locating a source in an electrical structure includes a plurality of drones capable of hovering in positions to form a virtual enclosure around an electrical structure and a server communicably coupled to the drones. The virtual enclosure is divided into a plurality of cells. The drone is configured to measure a plurality of time difference of arrival (TDOA) values from signals originating from the source; calculate a plurality of propagation times comprising a propagation time for a calibration signal that travels from a drone to each of the plurality of cells; and send the TDOA values and the propagation times to a server. The server is configured to receive the TDOA values and the propagation times from the plurality of drones; and determine a location of the source based on the plurality of TDOA values and the plurality of propagation times.

The present invention provides a mask combination and a contact plug manufacturing method, a semiconductor device and a manufacturing method thereof. The mask combination provided by the present invention is used to define the formation position of the contact plugs, so that there are no contact plugs above some active areas at the core area boundary, while there are contact plugs above other active areas at the core area boundary and the active areas inside the core area. Therefore, when the existing process is subsequently used to form corresponding electrical structures inside and at the boundary of the core area, some electrical structures at the core area boundary become virtual structures because there are no contact plugs contacting the active areas below them. This can avoid the problem that the manufactured semiconductor device fails related tests due to problems with the electrical structure at the core area boundary, thereby improving the performance and pass rate of the manufactured semiconductor device.

Modular sub-module topology of a DC energy dissipation device and its control method. The modular sub-module includes an upper module and a lower module connected in series. The upper and lower modules have the same electrical structure and share a bypass switch. The control method is to independently trigger the turn-on and turn-off of the first turn-off switch device and the second turn-off switch device respectively, or to select to simultaneously trigger the turn-on and turn-off of the first turn-off switch device and the second turn-off switch device. Integrating two sub-modules with the same structure into a sub-module structure with higher integration will be beneficial to reducing the number of sub-modules in series and also reducing the requirement for the structural space of the sub-module. When a fault occurs in the receiving-end system, the turn-off semiconductor switch in the energy dissipation loop of the sub-module will receive a conduction signal, and precisely control the DC energy dissipation device to quickly consume the excess electrical energy on the line, avoiding the voltage increase caused by the accumulation of electrical energy, thereby maintaining the stability of the system.

The utility model relates to the technical field of cable tension adjusting equipment, and discloses cable tension adjusting equipment which comprises a fixing table, a supporting table is fixedly connected to the top of the fixing table, a plurality of rotary tables are fixedly connected to the top of the supporting table, the rotary tables are distributed on the upper surface of the fixing table in a bilateral symmetry mode, and gears are rotationally connected to the side walls of the rotary tables. The side walls of the gears are fixedly connected with worm wheels, the top of the supporting table is fixedly connected with a plurality of motors, the output ends of the motors are fixedly connected with worms, the worms are meshed with the worm wheels, a sliding groove is formed in the supporting table, a plurality of sliding columns are arranged in the supporting table, and the sliding columns are slidably connected into the sliding groove. According to the utility model, through the cooperation of the rotary table, the sliding column, the connecting ring and other structures, the cable is kept in an optimal tension range, the damage or performance reduction caused by looseness or over-tightness is avoided, and compared with an electrical structure or a hydraulic structure, the device is simpler and is easy to maintain.

The European standard 420kW high-power charger electrical structure comprises a charger cabinet body, and a charging module bin assembly, a charger gun wire booster, a high-voltage electrical inlet wire integration unit, a PDU and control unit integration assembly, a cabinet door air inlet side protection unit and a cabinet door air outlet side protection unit are arranged in the charger cabinet body. The high-voltage electrical inlet wire integration unit comprises a circuit breaker connected with an inlet wire cable, the circuit breaker is connected with an alternating current filter, the output end of the alternating current filter is connected with two alternating current contactors, each alternating current contactor is connected with a respective current transformer, and the output end of each current transformer is connected to the alternating current inlet wire side of the charging module; wherein the circuit breaker and the AC filter are integrated on the vertical mounting plate, and the AC contactor and the current transformer are integrated on the bottom mounting plate. The utility model meets the requirement of heavy-duty anticorrosion grade, and considers the influence of seawater corrosive environment during marine transportation. And the grounding copper bar is arranged outside, thereby facilitating wiring.

The utility model provides a volute assembly and a ceiling electric appliance with the volute assembly, and relates to the technical field of electric appliances. The volute assembly includes: a volute body having an open side; and the spliced volute has a folded state and an unfolded state, and when the spliced volute is in the unfolded state, the spliced volute blocks part of the opening side. According to the technical scheme, when the spliced volute is in the folded state, the radial size of the volute body is not affected, the volute assembly can keep the small radial size so that the volute assembly can be placed in a small space, and when the spliced volute is in the unfolded state, the spliced volute can play a role in increasing the overall space of the volute assembly; when the volute is applied to an electric appliance structure, the arrangement of the spliced volute can effectively improve the air outlet amount of the electric appliance, the use environment with high requirements for the air volume is adapted, and the practicability of the electric appliance is improved.

This utility model discloses a foldable handle and drawer base, relating to the field of electrical structure drive components. It includes a rotating arm, an actuating arm, and a driving arm. The first end of the rotating arm is provided with a snap-fit ​​connector for engaging with a snap-fit ​​hole on the driven component. The first end of the actuating arm is rotatably connected to the second end of the rotating arm. The first end of the driving arm is provided with a mounting portion, and the second end of the actuating arm is rotatably connected to the mounting portion. The first end of the actuating arm is provided with a first limiting structure, and the mounting portion is provided with a second limiting structure. The first and second limiting structures enable the rotating arm, actuating arm, and driving arm to form a Z-shape. In the non-working state, the driving arm can fold towards the actuating arm. Storage or transportation requirements can be met without disassembling the three components. No temporary assembly is required during use, reducing operation time, improving work efficiency, and preventing the loss of parts.

The invention relates to an electrical structure comprising: (a) functional modules, which are both capable of acting as transaction initiators and as transaction targets, so that a transaction initiator functional module can require a transaction target functional module to perform functions for and on its behalf; (b) a first interconnect architecture connecting the functional modules and providing communication between them; wherein the (electrical) structure is arranged such that a selected transaction initiator functional module is capable of temporarily exclusively accessing the transaction target functional module(s) performing functions for and on its behalf to ensure that transaction initiator functional modules other than the selected transaction initiator functional module cannot access it uncontrolled, wherein said selected transaction initiator functional module is a hardware security module.

The utility model relates to a kitchen appliance for heating, which comprises a shell, an upper cover, an inner container and a heating component, and the inner container is arranged in the shell and is made of a metal material. The heating assembly is arranged on the inner container and comprises a first insulating layer, a second insulating layer and a heating body, the heating body is arranged between the first insulating layer and the second insulating layer, and the heating body is connected with a power supply. Wherein the first insulating layer is arranged between the inner container and the heating body. When the upper cover is opened, the inner container made of metal materials is exposed. The first insulating layer and the second insulating layer wrap the heating body and serve as insulating layers of the heating body, current leakage on the heating body is effectively prevented, and a second-class electric appliance structure is achieved. Therefore, grounding limitation of the heating kitchen appliance with the exposed metal inner container is avoided, the structure and installation conditions of the appliance are simplified, and the practicability of the appliance is improved.

The invention discloses a new energy direct current charging socket. Comprising a socket panel, DC terminal wire harness assemblies and a low-voltage signal terminal assembly, wherein a separation cavity structure is arranged in the socket panel; the DC terminal wire harness assemblies are used as a direct-current charging positive electrode and a direct-current charging negative electrode and are detachably mounted on the two sides of the cavity structure respectively; the low-voltage signal terminal assembly is fixedly mounted in the cavity structure between the positive DC terminal wire harness assembly and the negative DC terminal wire harness assembly; the anode DC terminal wire harness assembly and the first wire harness installation cavity form a wire harness anode sealing module, the cathode DC terminal wire harness assembly and the second wire harness installation cavity form a wire harness cathode sealing module, and the low-voltage signal terminal assembly and the terminal installation cavity form a terminal sealing module, so that the three parts are isolated in physical space and independent in electrical structure. Sealing failure or circuit failure of any module is not conducted to other modules. According to the invention, through physical isolation and electrical independence of the three modules, fault zero conduction is realized.

The application discloses a kind of artificial source electromagnetic detection method and device in beach shallow sea area, storage medium, and will be placed in the land source and in seawater area observation, comprising: using high-power transmitter in the long wire transmission source of two ends ground sends bipolar step current;Bipolar step current is received in observation area to observe secondary field electromagnetic signal;Secondary field electromagnetic signal is carried out denoising processing to obtain high signal-to-noise ratio useful signal;High signal-to-noise ratio useful signal is carried out inversion processing to obtain the earth electrical structure in the predetermined depth range of measurement area.The technical scheme of the application solves the problem that it is difficult to carry out work in beach shallow sea area at present, and provides a powerful means for resource investigation and engineering investigation in beach shallow sea area.

The embodiment of the invention relates to an electronic component and a structural element for the electronic component. The invention relates to an electrical component provided for making electrical contact with a carrier plate, comprising a damping element which is arranged on a first side of the electrical component, the damping element being cylindrical and protruding beyond the first side of the electrical component, and wherein a contact device is arranged on the free end of the damping element, which contact device is provided for establishing a support on the support member.

The utility model discloses a Spanish type waterproof winding roll which comprises a winding reel, one end of the winding reel is provided with a wire blocking roll, the winding reel is internally provided with an electrical structure, the wire blocking roll is provided with a socket panel, the socket panel is provided with a plurality of jacks, and the jacks are connected with the socket panel. The waterproof socket is characterized in that waterproof covers corresponding to the jacks are arranged on the socket panel, the waterproof covers are hinged to the socket panel, torsional springs are arranged on rotating shafts of the waterproof covers, a circle of sealing ring cover is arranged around the waterproof covers, sealing washers are arranged in the sealing ring cover, sealing convex rings are arranged around the jacks, and the sealing convex rings are arranged in the sealing washers. The sealing washer is in contact with the sealing convex ring, the waterproof cover tightly presses the sealing washer, the peripheral side of the sealing ring cover is provided with a limiting convex ring, the sealing ring cover is in contact with the limiting convex ring, and a fixing structure is arranged between the waterproof cover and the socket panel.