58results about How to "Overcoming weight" patented technology

The invention provides a heating atomization electronic cigarette using capacitances to supply power, which comprises a power supply part, a cigarette body part and a hollow cigarette holder part, wherein the power supply part comprises an indicator light, a pair of electrode connection-pegs and a lead connection-peg, the indicator light is arranged at the back end of a power supply, and the electrode connection-pegs and the lead connection-peg are arranged at the front end of the power supply; the cigarette body part comprises a pair of electrode plug interfaces, a lead plug interface, a control circuit module, a heating atomization device, a liquid suction head and a nicotine reservoir, the electrode plug interfaces and the lead plug interface are arranged at the back end of a hollow cigarette stem, and the control circuit module, the heating atomization device, the liquid suction head and the nicotine reservoir are sequentially arranged in the hollow cavity of the hollow cigarette stem; a sponge body is arranged in the nicotine reservoir, and a liquid inlet is arranged on the wall of the nicotine reservoir; the two ends of the liquid suction head are respectively contacted and connected with the heating atomization device and the sponge body, and the power supply part and the cigarette body part can be separated or connected by the electrode connection-pegs, the lead connection-peg, the electrode plug interfaces and the lead plug interface in a plug-in way; and the front end of the cigarette body is in plug-in or threaded connection with the back end of the hollow cigarette holder, and the power supply, the indicator light, the control circuit module and the heating atomization device are sequentially and electrically connected.

The invention discloses a lifting pillar support. The lifting pillar support is characterized by comprising a base, a lifting mechanism and a driving mechanism. The lifting mechanism and the driving mechanism are installed on the base. The driving mechanism can drive the lifting mechanism to move up and down. The driving mechanism comprises a motor, a reducer and a screw rod. The motor drives the screw rod through the reducer. The driving mechanism further comprises a top frame. The top frame is installed on the upper side of the lifting mechanism and the top frame can move up and down along with the lifting mechanism. The lifting pillar support has the advantages that the lifting pillar support which is easy to arrange and convenient to store and deliver is provided. Application range and efficiency are improved. On one hand, the problems that an original hydraulic driving lifting mechanism (a lifting platform and a lifting pillar) is big in self weight, large in size, slow in response speed and aging in oil leakage are solved. On the other hand, the lifting pillar support is convenient to deploy in advertising, media display, exhibition show, and sale promotion road show activities. The lifting pillar support is quiet, neat, energy-saving, environment-friendly and reusable.

The invention provides a BD, GPS and MEMS based integrated navigation system and method on account of defects f prior navigation systems. The system comprises an MEMS-IMU module, a GNSS module, a magnetometer module and an integrated navigation computer. The MEMS-IMU module, THE GNSS module and the magnetometer module are connected with the integrated navigation system respectively. By the aid of the navigation method, corrected position values, speed values and corrected attitude angle values can be output. The system and the method have the advantages of being anti-overloading, miniaturized, low in power consumption and cost, provided with high impact resistance and particularly applicable to various war environments. By the aid of the navigation method, drifting of gyroscopes, accelerometer and magnetometers can be suppressed, and the stability and the accuracy of the system are improved.

The invention discloses an actuator cylinder for a folding stay bar and a folding stay bar structure. The actuator cylinder is of a sleeve type structure, and an oil way is arranged on the side wall of a cylinder barrel; a bush which can bi-directionally move relative to a piston rod is arranged at one end of the piston rod, and an elastic element is arranged between the bush and the cylinder barrel. When a rodless cavity of the actuator cylinder has no oil pressure, the piston rod and the bush can completely extend out by the spring force; when the rodless cavity of the actuator cylinder applies pressure, the oil pressure overcomes the spring force to drive the piston rod and the bush to realize the withdrawal function of an eyebolt at the end part. The folding stay bar of the actuator cylinder structurally comprises the actuator cylinder. A rotary joint with an inlet and outlet oil way is integrated in an earhole in the end of the cylinder barrel, and a spring is integrated on the actuator cylinder, so that the structure is simplified, the layout space of a pipeline, the joint and the external spring is omitted, the system weight is reduced. The actuator cylinder can be applied to the folding stay bar structure with a narrow space, strict weight control and need for unfolding locking.

Provided is a broadband optical frequency comb generating system based on phase lock control. The broadband optical frequency comb generating system comprises a narrow linewidth laser, optical splitters, a FP cavity electro-optic phase modulator, a first photoelectric detector, a second photoelectric detector, a bias Tree, a referential microwave signal and a point phase lock controlling module. A connection in the sequence of the optical splitter, the FP cavity electro-optic phase modulator, the optical splitter, the first photoelectric detector, the second photoelectric detector, the bias Tree, the referential microwave signal and the point phase lock controlling module is established. An input end of a phase lock controlling device is connected with an output end of the referential microwave signal, and an output end of the phase lock controlling device is connected with an input port a of the bias Tree. According to the broadband optical frequency comb scheme generated on the basis of an electric phase lock control method, the difficulties in the aspects such as the bandwidth, the weight, the volume and the electromagnetic compatibility in the traditional method are solved.

The invention discloses an up-conversion device capable of achieving full-gloss microwave based on cross polarization modulation. The up-conversion device comprises a narrow line width laser, a first polarization modulator, a microwave signal source, a first polarization controller, a first optical filter, a circulator, a polarization beam splitter, a third polarization controller, a fourth polarization controller, an optical coupler, a high nonlinear optical fiber, a tunable laser, a waveform generator, a strength modulator, a second polarization controller, a polarizer, a second optical fiber, a single mode optical fiber, a photoelectric detector, an electric amplifier, an electric frequency mixer and a low pass filter. The up-conversion device can solve the problems of base band digital signal up-conversion in a radio over fiber system, the change, caused by dispersion, of microwave power along with microwave frequency and periodic damping, caused by the change of propagation length, of microwave power.

The invention relates to a linear separated guide beam template table, wherein its annular linear beam is connected to the inner side of template; the annular linear beam and the table support top template support screw disc, side template support lead screw and bottom template support lead screw between them; the table via walking device is supported on the table walking steel track above the bottom template; one table and two bottom templates are alternatively matched; the bottom template is fixed with guide beam walking steel track which supports the detachable support guide beam; the bottom of detachable support guide beam has walking wheel, while its top is detachably connected via adjustable base and table; the end of detachable support guide beam via the end base of guide beam is supported on the support concrete structure, while its one end is connected to the drawing system; another bottom template is at the concrete pouring position. And it can be used on the template table machine whose section diameter is 6-3m, with large operation space and lower cost.

The invention discloses a preparation method of a reinforced concrete beam with a demounting-free textile reinforced concrete (TRC) bottom mould, which relates to a long strip-shaped structural member for bearing. The preparation method comprises the following steps of: A, manufacturing a textile fleece reinforced concrete board: determining the size of the TRC board, and constructing a common steel mouldboard for the TRC board or customizing the steel mouldboard of the required size according to the size of the TRC board, preparing the textile glass fleece, mixing the concrete prepared according to the mass rate, grouting the concrete in the constructed common steel mouldboard or the customized steel mouldboard, paving the textile glass fleece, maintaining, and demounting the mould; and B, manufacturing the concrete beam with the demounting-free TRC bottom mould: constructing a common steel mouldboard for the TRC board or customizing the steel mouldboard of the required size according to the size of the TRC board, reinforcing bars, grouting the concrete, maintaining, and demounting the mould. The TRC board manufactured by using the method disclosed by the invention replaces the current wood mouldboard, the bamboo plywood mouldboard or the steel mouldboard, so that the defects that the current wood mouldboard, the bamboo plywood mouldboard or the steel mouldboard is not environmental-protection, is large in weight, high in price and low in construction efficiency, and can easily cause the conditions that the reinforcing steel bars cannot be accurately positioned and the surface of the member is not smooth after the mould is demounted, and the like can be overcome.

The invention discloses a large-diameter pillar insulator core and a manufacturing method thereof. The large-diameter pillar insulator core comprises an insulation tube and a filling body, wherein the filling body is filled into the insulation tube and used for reducing a leakage current value in assistance. The manufacturing method of the large-diameter pillar insulator core comprises the following steps of: (1) manufacturing the insulation tube: firstly machining and manufacturing for forming on a mould of needed insulator core length at an angle of 0-7 degrees, then baking the insulation tube, and pulling the mould from the insulation tube after the baking so as to manufacture the insulation tube; (2) machining the filling body in the insulation tube, wherein the machining process of the filing body comprises the following steps of: conventionally polishing the inner wall of the insulation tube, washing by using washing liquid, and then uniformly coating a coupling agent layer; placing the insulation tube coated with the coupling agent into a press machine; casting for forming by injecting previously-prepared filling materials into the insulation tube; and finally baking to manufacture a finished product. The invention has simple manufacture process and easy and convenient operation and is especially suitable for the production of the large-diameter pillar insulator core; and in addition, the large-diameter pillar insulator core has good performance, low manufacturing cost and long service life.

The invention relates to an actual granite imitation coating which comprises the following components in percentage by weight: 6 percent of deionized water, 6 percent of 2% hydroxyethyl cellulose solution, 3-5 percent of film-forming additive, 0.15 percent of F111 defoaming agent, 0.1 percent of preservative bactericide, 0.3 percent of AMP (2-amino-2-methyl-1-propanol)-95 multifunctional additive, 28-50 percent of quartz sand with the particle size of 40-80 meshes, 28-50 percent of quartz sand with the particle size of 80-120 meshes, 3-5 percent of colourful rock slices and 1.45 percent of thickening agent. According to the actual granite imitation coating provided by the invention, a novel colourful rock sheet is added on the basis of an actual stone coating, thus the defects of single color of the actual stone coating, large weight of granite marble, and the like are overcome, and the imitation degree of the imitated granite reaches above 90 percent. The AMP-95 multifunctional additive is adopted in the actual granite imitation coating, thus the cost of the actual granite imitation coating is lowered, and the actual granite imitation coating has the advantage of better performance.

The invention relates to an aluminum alloy laptop shell, a forming mold, a milling fixture and a forming method. The aluminum alloy laptop shell comprises an external shell and an assembly structural part, the external shell is made of aluminum alloy, and the assembly structural part made of engineering plastics is arranged on the periphery in the external shell in an injection molding manner. An aluminum alloy material with good toughness and strength balance is used for forming the laptop shell, the external shell made of the aluminum alloy is combined with the PC (Polycarbonate) / ABS (acrylonitrile butadiene styrene) structural part arranged on the inner periphery of the external shell to form the laptop shell with the brand-new structure, and the shortcoming that a traditional laptop shell is too thick and too heavy and is easy to deform is overcome.

In the prior art, a power-off protection device of a water dispenser lacks precision and stability, relevant parts of the protection device are easily damaged, and the protection device cannot be precisely controlled and stably used in a long term. Therefore, aiming at the situation, the invention discloses a device for detecting the water volume of the water dispenser. The device comprises a base plate and a weighing plate, wherein the base plate is positioned at the bottom of the water dispenser and is connected with the weighing plate; an elastic part is arranged between the base plate and the weighing plate; the weighing plate is also provided with a raised contact piece; a plunger is arranged below the contact piece; a switch controlled through the movement of the plunger is arranged below the contact piece. According to the device, the detects that the switch is frequently damaged due to sudden stress of the weighing plate, and weight cannot be sensed accurately due to difficulty in control over the elasticity of a spring in the traditional mode of controlling the switch through the spring are overcome; the water dispenser is safer, the failure rate of the water dispenser is reduced, and the production cost is low.

One building outer wall work uses nobody hanging basket system, including: A hanging bracket, installs in the storytelling building crown position, this hanging bracket extends to outside has a bracket; States hangs on the wall to install has the gap certain distance two pulleys; By the ground vehicle, above loads has hoists the organization and many counterweights; A hanging basket; A cable, an end and the hanging basket base permanent connection, another end passed through two pulleys which states then to solidify in turn in this hanging basket base, thus forms a sealing ring; States the hanging basket including a forehead and a rear part, states the forehead to establish in changes the outer wall a side, states the rear part to extend the formation by this forehead to outside, changes the rear part establishment to have an expansion and contraction organization, in changes the expansion and contraction organization under the actuation, states the hanging basket to be possible tightly to paste this outer wall to move along the vertical direction. This invention hanging basket system can automatically or the remote control carries on the high-rise building outer wall the clean, maintains, inspection, spreading, work and so on drawing.

The invention discloses a wave-transmitting composite material half cover. The half cover comprises a shell skin, annular ribs, longitudinal ribs, a front end flange reinforcing area and a rear end flange reinforcing area; the shell skin is of a hollow truncated cone structure; the annular ribs are circumferentially arranged on the inner wall of the shell skin and are axially arrayed along the shell skin; the longitudinal ribs are arranged on the inner wall of the shell skin along the axial direction of the shell skin and are arrayed along the circumferential direction of the shell skin; the front end flange reinforcing area is annular and is coaxially arranged at one side with a smaller radius of the shell skin; the rear end flange reinforcing area is annular and is coaxially arranged atone side with a larger radius of the shell skin; and the shell skin, the annular ribs, the longitudinal ribs, the front end flange reinforcing region and the rear end flange reinforcing region are allformed by laying a plurality of layers of fiber and resin composite material, wherein the volume fraction of fibers in the fiber and resin composite material is 57-63%. A plurality of groups of the annular ribs and a plurality of groups of the longitudinal ribs are respectively arranged on the circumferential direction and the axial direction of the inner wall of the half cover, so that the halfcover has excellent mechanical properties. The invention also discloses a preparation method of the wave-transmitting composite material half cover.

A device for actively calibrating optical fiber transmission of microwave signals by means of a photoelectric oscillator comprises a central station and a base station, wherein the central station is connected with the base station through a single-mode optical fiber. The device can overcome defects of a traditional electronic method at aspects of bandwidth, weight, size, electromagnetic interference, etc. Furthermore the device overcomes a bottleneck of realizing stable-phase transmission of high-frequency microwave signals through electronic technology.

The invention discloses a paper feeding device of automatic paper folders, which comprises a paper supporting station, a paper twisting and rolling component and a paper propping device, and the paper twisting and rolling component comprises a rolling shaft, a driving gear arranged at one end of the rolling shaft, a main paper twisting wheel arranged in the middle of the rolling shaft, and the bottom part of the main paper twisting wheel is opposite to the paper propping device, and a left and a right auxiliary paper twisting wheel arranged at the rolling shaft and are at intervals with the main paper twisting wheel, and the invention is characterized in that the shore hardness of the plastid of the main paper twisting wheel is 30 to 40 degrees, and the external circle of the main paper twisting wheel is provided with peripheral ribs, and the paper feeding device of the automatic paper folders has the advantages of that: the invention increases the friction of the contact of the main paper twisting wheel and paper smooth surfaces, enlarges the viscosity or absorbability of the main paper twisting wheel to the paper, solves the technical problems that the existing automatic paper folders are bigger in thickness and the paper with big smooth surface cannot be fed smoothly, and widens the application range of the automatic paper folders.

The invention, which belongs to the technical field of thermal parameter measurement of a hypersonic flight vehicle, provides an identification apparatus for a surface heat flux of a hypersonic flightvehicle and a design method thereof. The apparatus is composed of a thermal-conduction sensitive element, a sensitive element insulating sleeve, a sensing element pressing plate, and a temperature sensor. The thermal-conduction sensitive element has a cylindrical structure. The sensitive element insulating sleeve has a cylindrical structure with a through hole. The thermal-conduction sensitive element is arranged in the through hole of the sensitive element insulating sleeve and is in a clearance fit with the sensitive element insulating sleeve. One side of the sensitive element is flush withthe outer surface of the insulating sleeve to form a measuring end surface and the temperature sensor is installed at the bottom of the other side of the sensitive element. The sensing element pressing plate presses the thermal-conduction sensitive element and is in a clearance fit with the sensitive element insulating sleeve; the sensitive element insulating sleeve, the gap between the sensitiveelement and the sensitive element insulating sleeve, and the sensing element pressing plate prevent the parts, except the measuring end surface, of the thermal-conduction sensitive element from carryout heat exchange with an external environment. Therefore, problems that the traditional heat flux sensor has the poor adaptability to the long-term high heat-flux measurement, the sensor size is large, the sensor is heavy, the installation difficulty is high, and intensive measurement can not be realized easily can be solved.

The invention provides a suspension type fire hose take-up car and a suspension mounting structure thereof. The suspension type fire hose take-up car comprises a car frame, a hose roller, a rotary supporting arm, a suspension locking mechanism, a transmission mechanism, a crank and wheels. The hose roller is mounted on the car frame in a pivotal manner, and the crank drives the hose roller to rotate through the transmission mechanism. The wheels are mounted on the left side and the right side of the car frame correspondingly, and the rotary supporting arm and the suspension locking mechanism are both connected with the car frame. A rotary clamp groove is formed in the rotary supporting arm. The suspension type fire hose take-up car can be used for a long-distance fire hose laying and take-up cart; the problems about fire hose weight, narrow roads and the like are solved; the equipment loading space of a whole fire fighting truck cannot be occupied; the fire hose loading capacity of whole fire fighting equipment is increased; the fire extinguishing ability of the whole truck is increased to a certain degree; the operating intensity of firemen is relieved; and meanwhile the problem of delaying the best opportunity of fire fighting is avoided.

The invention discloses a stretching-resistant and high-temperature-resistant aerospace cable and a preparation method thereof. The stretching-resistant and high-temperature-resistant aerospace cablecomprises a high-temperature-resistant sheath layer, a flame-retardant semi-conductive cloth tape layer wrapping layer, a glass fiber woven layer, a composite heat insulation layer wrapping layer anda cable core from outside to inside, wherein the cable core is formed by twisting a plurality of wires, aramid fibers are filled among the wires, each wire comprises a core material and a polyimide wrapping layer wrapping the core material, and nano inorganic particles are added into the polyimide wrapping layer; the composite heat insulation layer wrapping comprises a synthetic mica paper base material, iron oxide red silica gel belts are adhered to the two faces of the synthetic mica paper base material through high-temperature-resistant inorganic adhesives, and glass paper is adhered to theouter sides of the iron oxide red silica gel belts through high-temperature-resistant inorganic adhesives. The aerospace cable disclosed by the invention is excellent in various performances, not only meets the performance requirements of all aerospace cables, but also considers various environmental conditions possibly existing in the application process, and has extremely high technological content and application prospect.

The invention discloses an online hydrogen supply system based on alcohol fuel reforming reaction. The system comprises a raw material box, a heat exchanger connected with the raw material box througha raw material metering pump, a hydrogen production- purification integrated reactor connected with the raw material box through a fuel metering pump, an air pump connected to the hydrogen production-purification integrated reactor, a cooler and a hydrogen storage tank connected to the cooler, wherein the hydrogen production-purification integrated reactor comprises a vaporization chamber, a reforming reaction chamber, a catalytic combustion chamber, a hydrogen purification chamber, a temperature sensor and a reforming product gas conveying coil, and the reforming reaction chamber, the catalytic combustion chamber and the hydrogen purification chamber are of cylindrical sleeve type structures and are sequentially arranged from outside to inside. The hydrogen supply system has the advantages of being high in hydrogen storage density, small in size and weight, wide in raw material source, wide in application range, capable of producing and using hydrogen immediately and the like.

A magenetoelectric seismic detector of speed type is prepared as setting yoke iron at top and bottom ends of Sm-Co magnetic steel and arranging shell at external of said magnetic steel, setting top and bottom covers at top and bottom of shell, arranging coil system formed by two cols and coil framework between shell and Sm-Co magnetic steel / yoke iron and using two spring plates set on top and bottom yoke irons to support said coil system. Its method for detecting earthquake is also disclosed.

The invention discloses a double-layer stainless steel water tank comprising an outer-layer tank body and an inner-layer tank body which are separated, wherein a sponge and foam insulation layer is filled between the outer-layer tank body and the inner-layer tank body; the inner-layer tank body is made of an edible USU304# steel plate; and the outer-layer tank body is made of a 201# steel plate. The double-layer stainless steel water tank disclosed by the invention is light in weight and convenient to mount and clean and overcomes the defects of large weight, inconvenience in mounting and cleaning as well as easily-caused green mosses, rusting and leakage of a stainless steel water tank in the prior art.

In order to solve the problems of larger weight and inconvenience in transportation and carrying of a concrete electric pole as well as lower bending resistance and the like of a plastic electric pole in the prior art, the invention provides a sheet-metal reinforced composite electric pole and a production method for the same. The sheet-metal reinforced composite electric pole comprises a sheet metal and a composite pole body, wherein the sheet metal is arranged in the middle of composite pole body, and the composite pole body is formed by winding fiber cloths and coating an organic adhesive on the fiber cloths. The sheet-metal reinforced composite electric pole and the production method for the same have the beneficial technical effects that: the problems of the larger weight and the inconvenience for transportation and carrying of the concrete electric pole are overcome, and the problems of the lower bending resistance and the like of the plastic electric pole are also overcome; and the sheet-metal reinforced composite electric pole produced by the invention provided by the invention has the advantages of higher bending resistance, lighter weight, simplicity in production process, and easiness for operation.

The invention provides a magnetic field system, a magnetic navigation system and a catheter movement control method. The magnetic field system comprises two side-by-side magnetic field generators; each magnetic field generator comprises an electromagnetic matrix and a control system; the electromagnetic matrix comprises multiple electromagnetic units arranged according to a pre-set rule; the control system comprises multiple control units arranged to be in one-to-one correspondence with the multiple electromagnetic units; the control units control working states of the corresponding electromagnetic units; and thus, the electromagnetic matrix is controlled to generate a working magnetic field satisfying a pre-set condition. According to the magnetic field system in the invention, the magnitude and direction of current of the corresponding electromagnetic unit are adjusted through each control unit; therefore, the magnitude and direction of a magnetic field generated by each electromagnetic unit can be adjusted, so that two magnetic field generators can be controlled to generate the working magnetic field satisfying the pre-set condition; the problem that equipment is big and heavy due to adoption of a permanent magnet in a related technology can be overcome; and furthermore, the working magnetic field is relatively rapid and flexible to adjust and control.

The invention discloses bass feed and a preparation method thereof. The bass feed comprises the following components in parts by weight: 60 to 70 parts of fresh river prawns, 50 to 60 parts of river mussel meat, 20 to 30 parts of water bugs, 30 to 40 parts of algae, 10 to 12 parts of animal protein powder, 8 to 10 parts of milk powder, 5 to 7 parts of hawthorns, 7 to 9 parts of bitter gourds, 20 to 40 parts of caulis spatholobi, 10 to 20 parts of sea-tangle, 60 to 80 parts of malt, 20 to 40 parts of purple perilla and 50 to 70 parts of water. According to the formula of the feed, the bass which is fed with the feed can rapidly grow and is low in morbidity. Thus, the growth defects of the bass, which are caused by nutritional deficiency, are effectively overcome.

The invention relates to the technical field of heat dissipation for satellite-borne phased array equipment, and discloses a method for integrating and mounting satellite-borne TR assembly arrays withhigh heat flux density. The method includes procedures of clamping a high-speed uniform-temperature heat conduction heat pipe between every two TR assemblies, leading out the corresponding TR assemblies at two ends of each heat pipe and forming independent TR assembly modules; arranging U-shaped left hoops and U-shaped right hoops for integrating and mounting the independent TR assembly modules;integrating the corresponding N independent TR assembly modules by each left hoop and the corresponding right hoop. The N is a natural number larger than 1. The technical method has the advantages that TR assembly array integrated heat dissipation systems are used in satellite-borne platforms by the aid of the method for the first time; the problems of internal volume and weight restriction and the like of satellite-borne phased array antennas can be solved by the aid of the method; integral satellite-borne phased array antennas have the total heat dissipation capability of 200 W under the condition that temperature intervals ranging from 35 DEG C to 55 DEG C are provided on heat sink surfaces, the temperatures are not higher than 85 DEG C all along after heating chips in the TR assembliesare in stable states, and accordingly the phase congruency of phase units can be guaranteed.

The invention provides a wig which is provided with a base formed by the following three-layer structure: an upper layer for fixing hair, a middle layer provided with a hair curling member, and a base layer made of functional fabric. Since the base layer part adopts the functional fabric, absorption of sweat and drying can be accelerated. Since the middle layer part adopts the hair curling member, even if a small quantity of hair is mounted, a curly hair effect that a user desires can also be demonstrated, and thus cost can be effectively saved. By adoption of a plastic mould or a steel wire gauze structure, the problem that an original curly wig brings a sense of foreign body or a sense of weight to a user is effectively overcome, and sponge is used as the hair curling member of the middle layer to reduce the weight of the wig, thereby eliminating the sense of weight or the sense of foreign body when the user wears the wig. Since a barrette adopts a structure of an elastic main body and an elastic base, adjustment of the barrette is facilitated for the user, and the user can wear the wig in one time, thereby preventing precious hair of the user from being unnecessarily pulled down.

The invention discloses a titanium aluminium composite plate, and belongs to the field of plates. The surface of a titanium plate is covered with a titanium oxide film, and under the condition that only one surface of an aluminum plate is covered with the titanium plate, the other surface of the aluminum plate is covered with an aluminum oxide film, so that corrosion resistance of the titanium aluminium composite plate is enhanced. By setting a thickness range of each plate, the problem that heavy weight and poor sound-insulation and heat-insulation effects of titanium aluminium composite plates in the prior art hinder popularization and application of the titanium aluminium composite plates is overcome under the condition of adopting less titanium materials as a panel. Under the condition of ensuring feasible practical application, the weight of the titanium aluminium composite plate is further reduced, sound-insulation and heat-insulation properties of the titanium aluminium composite plate are enhanced, the material using cost of the titanium aluminium composite plate is reduced, and the titanium aluminium composite plate is high in thermal conductivity and long in service lifetime.

The invention discloses a calibration device for an array lateral log instrument. The calibration device includes an electrode tank and a calibration box, wherein the electrode tank includes an upper electrode stand and a lower electrode stand which can be locked to be a whole, and a plurality of electrode clamps for clamping the array lateral log instrument are arranged on the inner side surface of the upper and lower electrode stands; after the upper and lower electrode stand are installed on the array lateral log instrument, the electrode clamps can correspond to electrode on the array lateral log instrument. The calibration box can generate multiple sets of different resistance modes among the electrode clamps, and switching can be performed among the multiple sets of different resistance modes. The calibration device for the array lateral log instrument overcomes the limitation that the existing calibration device is large in size, heavy in weight and should perform calibration in field logging, and can perform calibration accurately in a lab; and the calibration device for the array lateral log instrument is compact in structure, convenient to carry and use, and multiple sets of different resistance modes can be generated in the calibration box, so that multiple sets of calibration curves can be generated, and thereby the calibration accuracy is effectively improved.