113 results about "Electric ignition" patented technology

The invention relates to the technical field of energy distribution, and discloses an energy distribution method and device of a hybrid power distribution system and the hybrid power distribution system.The method comprises the steps that the power-on ignition state of a vehicle, the charge states of a 48V storage battery and a 12V storage battery and the power load of a load end are obtained; determining the current hybrid power distribution management strategy as a quiescent current management strategy, a power management strategy or a load level-to-level management strategy according to the power-on ignition state of the vehicle; and based on the current hybrid power distribution management strategy, adjusting the power supply modes of the DCDC, the 48V storage battery and the 12V storage battery to the load end according to the charge state and the power load, and performing hierarchical dynamic management on the load end. According to the invention, a comprehensive power supply strategy of hierarchical energy distribution management, load hierarchical dynamic adjustment and static current management can be established, the power supply mode is accurately and flexibly adjusted, the load is flexibly controlled, and stable power supply is provided for the load, so that the power consumption of the whole vehicle is finely adjusted and reduced, and the optimal utilization of the energy of the whole vehicle is realized.

The invention relates to the technical field of ring main unit engineering, in particular to a state evaluation method and system for a gas insulation environment-friendly ring main unit, and the method comprises the steps: obtaining space probe distribution coordinates and gas concentration data in the environment-friendly ring main unit, and generating a leakage gas three-dimensional concentration matrix according to the leakage gas three-dimensional concentration matrix; constructing a gas concentration distribution prediction model matched with the environment-friendly ring main unit, inputting the leakage gas three-dimensional concentration matrix and the geometric parameters of the cabinet body into the gas concentration distribution prediction model, and outputting to obtain predicted gas concentration distribution; generating a gas leakage behavior parameter, and generating an insulation failure probability and an electric ignition risk index; and generating an insulation performance evaluation index, and generating state evaluation of the environment-friendly ring main unit according to the insulation performance evaluation index. According to the method, the gas leakage behavior is accurately simulated, so that the insulation failure probability and the electric ignition risk index are quantified, and the accuracy of state evaluation of the ring main unit is greatly improved.

The utility model discloses a guide cylinder structure adopting a blasting deicing mode, and relates to the technical field of blasting deicing, a detonation filler is arranged in a blasting guide cylinder, an electric ignition structure is provided with an ignition structure corresponding to the detonation filler, and a lower buffer protection pad is installed at the position, corresponding to a blasting assembly, of a lower clamping frame. And a V-shaped groove is formed in the lower buffer protection pad. According to the blasting deicing principle, based on a high-strength blasting guide cylinder, impact force instantly released during combustion of detonation filler serves as source power for vibration deicing of the overhead cable, a lower buffering protection pad serves as a primary protection structure of the overhead cable, and particularly, a V-shaped groove is obtained through optimization and improvement in the lower buffering protection pad; the blasting guide cylinder is used for fully clamping the overhead cable, and the key point is that a staggered clamping position between the blasting guide cylinder and the overhead cable is used for avoiding direct damage to the overhead cable caused by blasting impact force on one hand, facilitating the separation process between the blasting guide cylinder and the overhead cable on the other hand, and particularly improving the deicing efficiency.

1. The name of the design product: fireworks electric ignition main controller. 2. The use of the design product: fireworks electric ignition main controller. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective drawing.

This invention discloses a coaxial rotor artillery-launched fireworks drone system, comprising an onboard shell, a drone, and a foldable fireworks guiding and launching system. The onboard shell mainly includes a projectile body, a tail, and a wind cap. The projectile body and tail are connected by a fixing mechanism, which includes a shell ejection mechanism that can eject and separate the shell upon receiving a separation signal. The drone and the foldable fireworks guiding and launching system are arranged in a folded state and placed inside the projectile body. The drone consists of a foldable nose and a fuselage. The foldable fireworks guiding and launching system consists of a guideable fireworks launching device and an airborne fireworks launching frame. The airborne fireworks launching frame includes a fireworks launching tube and a foldable cross connecting rod. The fireworks launching tube is connected to the drone through the foldable cross connecting rod and contains fireworks projectiles and propellant. The drone carries the fireworks into the air, which are remotely controlled and ignited and launched using electric ignition.

The application belongs to the technical field of electric initiation, and particularly relates to an electric ignition device with a redundant ignition structure. The electric ignition device comprises an electrode plug body made of ceramic material, two cylindrical charge chambers which are independent and symmetrical about the axis of the electrode plug body are arranged on the electrode plug body, the two charge chambers are separated by ceramic, the charge chambers can completely wrap the charge in the ceramic of the electrode plug body and are only open at the top, each charge chamber is provided with a pin, a metallized layer on the bottom surface of the electrode plug body is in conduction with each group of pins, a thermistor NTC is arranged between the two metallized layers, and an electrostatic discharge tip air gap is arranged between the metallized layer and the outer circle of the electrode plug body. Under high-voltage electrostatic, the discharge position between the bridge circuit of the electric ignition device and the metal shell is converted to the bottom surface of the electrode plug. The application improves the ignition reliability, solves the problem of electrostatic ignition between the independent charge chambers, and can be adapted to various electric primers with a diameter not less than 8.7 mm and a height not less than 10.7 mm.

The utility model discloses a lighter similar to a diesel engine, which comprises a protective shell, decorating parts are arranged on the front surface, the rear surface and the right surface of the protective shell, a bearing is fixedly connected to the surface of the decorating part on the rear surface of the protective shell, a gyro wheel is rotatably connected to the surface of the bearing, and a fire outlet pipe is fixedly connected to the left surface of the protective shell. A fire behavior limiting cover and a shell sealing cover are arranged at the upper end of the fire outlet pipe and the upper end of the protective shell correspondingly, a button is arranged on the surface of the shell sealing cover, a fuel storage box and an electric igniter are arranged in the protective shell, a valve is arranged on the right surface of the fuel storage box, and a right-angle guide pipe is arranged in the valve. The output end of the electric igniter and the surface of the right-angle guide pipe are provided with a power line and a rubber sleeve correspondingly, and the upper surface of the valve is rotationally connected with a winding rod. By means of the structure, the compactness of internal components of the lighter is improved, and a user can conveniently replace a power line of a fire outlet area.

A preparation method of a clean aluminum-vanadium alloy based on external electric ignition comprises the following steps that vanadium pentoxide, vanadium trioxide, metal aluminum and ammonium fluoride are mixed, ultrasonic treatment is conducted, and then vacuum treatment is conducted; and adding the obtained mixture into a preheated reactor, electrifying and igniting for reaction, and performing aging treatment after the reaction is completed, so as to obtain an aluminum-vanadium alloy product. According to the aluminum-vanadium alloy, the mass percentage of V is larger than or equal to 80%; the sum of the mass percentages of C, Si, Fe, P, S, B, O, N, H and unavoidable impurities is smaller than or equal to 0.2%.

The utility model discloses a kind of micro high-output capacity's insensitive electric ignition tube, belong to the technical field of pyrotechnics, including shell (1), in the shell (1) from below to above sequentially provided with insulating sheet (8), electrostatic discharge ring (7) and electrode plug (6), the two pins (61) of the electrode plug (6) from the lower end of shell (1) stretch out shell (1) outside, the upper end surface of the electrode plug (6) is provided with bridge wire (5), the bridge wire (5) is communicated with two pins (61), the upper end surface of electrode plug (6) is provided with charge ring (4), in the charge ring (4) is provided with ignition powder (3), in the upper end surface of the ignition powder (3) is provided with cover sheet (2);The utility model makes the insensitive scheme that satisfies in GJB344A-2020 under the size frame as small as possible, simultaneously has enough big output capacity.

The application provides a fixed installation tray and system for electric resistance measurement of an electric igniter, a plurality of parallelly arranged electric igniter installation slots are arranged in the tray body, a plurality of parallelly arranged wire installation slots are arranged in the tray body, and two wire installation slots are arranged corresponding to each electric igniter installation slot; an electric igniter fixing device is arranged in each electric igniter installation slot, and a wire fixing device is arranged in each wire installation slot. The fixed installation tray has a reasonable overall structure, can conveniently and stably fix the electric igniter to be detected, and can clamp and fix the wire of the electric igniter to be detected, so as to meet the requirement of electric resistance measurement of the electric igniter to be detected. The realization of automatic operation and measurement of the electric resistance of the electric igniter to be detected is facilitated, the accident rate is reduced, and the possibility of personal injury of workers is reduced.

The application discloses an environment-friendly bird repelling bomb device with an electromagnetic conductive electric ignition head structure, which is mainly used for bird repelling in an airport flight area. The device comprises a launching shell body (1), an electromagnetic conductive electric ignition head combination unit (2) arranged on the bottom of the inner cavity of the launching shell body, an electric ignition head inner sleeve unit (3), a bird repelling bomb body unit (6), at least one flame jet hole (4) arranged on the center of the top end surface of the electric ignition head inner sleeve unit, and a propellant layer (5) attached to the top end surface of the electric ignition head inner sleeve unit. The launching port end of the launching shell body is sealed by a sealing end cover (7). The bird repelling bomb device with the integrated structure which is combined by the above components is matched with an aviation special bird repelling launcher to realize electromagnetic induction conductive ignition launching. The bird repelling bomb device with the above structure has the advantages of vertical fixed connection between the electric ignition head and the two electrode ends in the center of the electromagnetic induction magnetic plate surface, realization of rapid ignition of the explosive body, no continuous ignition, no residue, environmental protection safety and the like.

The utility model discloses a multi-insurance timing device which comprises a shell, a cavity is arranged in the shell, a pushing mechanism is arranged in the cavity, a sliding assembly is further arranged in the shell, a sliding way used for sliding of the sliding assembly is arranged in the shell, two channels are arranged in the shell, the cavity and the interior of the sliding way are communicated through the two channels, and the two channels are the first channel and the second channel respectively. An electric actuator which is connected with the pushing mechanism and limits the sliding assembly to move in the sliding way is arranged in the first channel, a detonator is arranged on the sliding assembly, an electric ignition tube which is connected with the pushing mechanism and matched with the detonator is arranged in the second channel, a power source is arranged on the shell, the pushing mechanism is connected with the power source, and a push rod is arranged on the pushing mechanism. An electronic component is arranged on the shell, a limiting piece for limiting the push rod of the pushing mechanism to be electrically communicated with the electronic component is arranged on the shell, and the pushing time of the pushing mechanism is controlled by the clock mechanism. The electric connection of the push rod triggering device is accurately controlled by the clock mechanism, multiple insurance guarantees are arranged, and the operation safety is improved.

The application discloses a gas water heater and a control method thereof, which comprises the following steps: S1, obtaining an ignition command; S2, detecting and storing a flame current initial value I0; S3, discharging and igniting an igniter, opening a gas valve, detecting a flame current value I1 in real time, and obtaining a difference value AI=I1-I0; S4, judging whether the opening time AT is less than a first set time Tset1, if yes, executing step S5, and executing step S6; S5, judging whether the difference value AI is greater than a first current set value Iset1, if yes, outputting a flame signal, judging whether the difference value AI is less than a second current set value Iset2, if yes, outputting no flame signal; S6, judging whether the difference value AI is greater than a third current set value Iset3, if yes, outputting the flame signal, judging whether the difference value AI is less than a fourth current set value Iset4, if yes, outputting no flame signal; wherein, Iset1=Iset2+I 回差1 , Iset3=Iset4+I 回差2 ; Iset3 is greater than Iset1; and Iset4 is greater than Iset2. The application can adapt to the change of environment to judge the presence or absence of the flame signal.

The utility model discloses an automobile igniter which comprises an igniter body and a conductive ignition wire, the igniter body is provided with an electric tool battery socket, one end of the igniter body is provided with an output interface, the output interface is electrically connected with the conductive ignition wire, and the conductive ignition wire comprises a positive electrode chuck and a negative electrode chuck. The positive electrode chuck and the negative electrode chuck respectively clamp two electrodes of an automobile storage battery, the output interface comprises a polarity positioning hole formed in the igniter body, one end of the polarity positioning hole is square, the other end of the polarity positioning hole is arc-shaped, the conductive ignition wire comprises a plug, and the plug is provided with a shell matched with the polarity positioning hole. According to the electric tool battery, the igniter is matched with the electric tool battery, so that the electric tool battery can output current required by automobile ignition, the igniter converts the electric tool battery and matches electric parameters required by automobile ignition, and application scene diversification and high compatibility of the electric tool battery are realized.

The utility model discloses a solar ignition device, which relates to the technical field of oil and gas drilling equipment and comprises a control pry, an ignition gun, an oil tank and an ignition gas source, the control pry comprises a pry body, a solar cell panel is arranged at the top of the pry body, and a storage battery connected with the solar cell panel is arranged in the pry body. The storage battery is used for supplying power to electrical elements carried on the skid body and the ignition gun; the ignition gun comprises a combustion head and an ejector installed in the protective cylinder, the combustion head is fixedly connected with the protective cylinder, a conducting rod is installed above the protective cylinder, the ignition head connected with the conducting rod extends into the protective cylinder and is located above or in front of a nozzle of the ejector, and the ignition gas source is connected with the ejector of the ignition gun through a gas pipe. The solar ignition device does not need to be externally connected with a power source, is particularly suitable for the working condition where a power source is inconvenient to provide, can control the flame jetting direction during ignition, and is wider in application range and high in ignition success rate.

The utility model relates to a combustion head assembly and a coiled tubing, the combustion head assembly comprises a combustion head, the combustion head is provided with a combustion-supporting channel used for conveying combustion-supporting gas, the combustion head is provided with an oxygen channel used for conveying oxygen, and the combustion head is provided with an electric ignition device; the protective cover comprises a cover body, the cover body is arranged at the end, provided with the electric ignition device, of the combustion head, the cover body is provided with a containing space used for containing the electric ignition device, and the cover body is provided with a first hole communicated with the containing space. The protective cover can prevent the electric ignition device of the combustion head from being damaged by the impact force of the sleeve, the first hole is formed in the cover body, it can be ensured that combustion-supporting gas is released to an underground gasification reaction area through the first hole, meanwhile, the gas can be prevented from being ignited in a sealed environment to cause explosion, and the safety of the combustion process is improved.

The present invention relates to the field of master alloy smelting and discloses a method for improving master alloy yield and reducing gaseous impurities. MgO, CaO, Al2O3, cryolite (Na3AlF6), KCl, and MgCl2 are ground into powder, added with an adhesive, and mixed to form pellets to produce a shielding agent, which is then dried. An ignition agent is prepared using potassium permanganate, aluminum powder, and potassium chlorate in a specific ratio. An oxide, a reducing agent, and a slag-forming agent are uniformly mixed in a specific ratio to prepare a reactant. After the materials are distributed, a reaction is triggered by lower electrical ignition, and the reactant is fully cooled to produce the desired master alloy. The shielding agent isolates the reaction process from air, preventing gaseous impurities from participating in the reaction. This method transforms the conventional off-furnace aluminothermic reduction process into a nearly pure vacuum self-propagating reaction, reducing alloy splashing and achieving an increased alloy yield and a reduced gaseous impurity content.

The invention discloses a closing-up structure of an electric ignition tube. The closing-up structure comprises a shell, an electrode plug, a charging ring, a blanking cap, a cover plate and a charge. The output end of the shell is provided with an annular step, and the blanking cap is embedded in the step and fixedly connected with the step in a radial closing-up mode. The blanking cap is provided with a center through hole, the diameter of the center through hole is smaller than the outer diameter of the charging ring, and the center through hole is used for limiting the charging ring and preventing the charging ring from flying out during ignition. The lower end of the blanking cap is provided with a two-stage step, the cover plate is bonded in the step through high-temperature-resistant glue, and the surface of the cover plate is coated with damp-proof paint. And the cover plate is made of an easy-to-break material with moderate thickness, has a weak bonding structure, and is preferentially broken to realize pressure relief when the combustion pressure reaches a threshold value. A fillet structure is arranged at the contact part of the blanking cap and the shell so as to optimize stress distribution, and a high-temperature-resistant sealant layer is filled in a closing gap, so that the overall sealing performance is enhanced. The invention has the beneficial effects of reliable limiting of the charging ring, safe pressure relief mechanism, reasonable stress distribution and excellent sealing performance.

A micro gas generator (20), particularly as a drive for a seatbelt tensioner, has a base (22), a fuel cap (24) attached to the base (22) and internally defining a chamber (56) filled with a fuel (60), and an electric igniter (26) attached to the base (22) and adjacent to the chamber (56). The two parts, the fuel cap (24) and the base (22), are metallurgically joined by laser transmission welding. Furthermore, a seatbelt tensioner for a vehicle with such a micro gas generator (20) and a method for manufacturing such a micro gas generator (20) are provided.

The utility model discloses the technical field's biomass granule type fracturing rock pipe structure of rock breaking, including the flexible film cover of both ends closed, the flexible film cover is filled with the paper roll and biomass granule from bottom to upward interval in, still include from the liquid filling guide pipe, electric ignition device and exhaust pipe of its inside of penetrating into the top of flexible film cover. Through adopting biomass granule as the adsorption combustion agent of fracturing rock pipe, the problem of relatively high price of paper roll, and relatively low explosive force etc. is solved. And the addition of a small amount of paper roll as an igniter, ensure the quick ignition of biomass granule, the liquid filling effect is ensured while the liquid filling guide pipe ring support frame improves the rock breaking effect.

An infrared combustor fast in ignition and capable of achieving flameout protection comprises an infrared combustion plate, a furnace end, a fire distributor base, an inner annular gland, an ignition induction assembly and a decoration ring, an outer ring gas inlet connector is inserted into an outer ring gas groove, and a bottom plate of the inner ring combustion groove covers the top of the inner ring combustion groove; the infrared combustion plate is arranged in the annular plate cavity and covers the upper end of the inner ring combustion groove and the upper end of the outer ring combustion groove, the cylindrical inserting part is inserted into an inner ring wall plate of the annular plate cavity, the annular pressing plate part is buckled with the infrared combustion plate, and the ignition induction assembly is fixed to the fixing base plate and opposite to the power receiving ignition part. The electric ignition part is arranged on the inner annular gland and is matched with the ignition needle, so that rapid ignition is realized, and the accuracy is high; and the induction needle is arranged, so that flameout protection is realized.

The application discloses a kind of automobile low-voltage battery power shortage protection control methods, comprising the following steps: S1) engine is turned off, judge whether ignition signal is powered off, if not, obtain the charge amount state and available charge amount of battery and execute energy classification shutdown step until the ignition signal is powered off;S2) ignition signal is powered off but bus is not dormant, obtain charge amount state, available charge amount and battery state, battery state is judged according to battery state judging step;S3) after bus is dormant, execute static current value monitoring program, static current value monitoring program is used to control the opening and closing of battery power supply switch according to battery static current value, the duration of static current value and charge amount state.The application also discloses a kind of automobile low-voltage battery power shortage protection device.

The present invention provides a non-lethal bullet electric ignition device, which relates to the technical field of electric ignition devices. The non-lethal bullet electric ignition device comprises a cover plate (1), a primer (2), an ignition charge column (3), a compressed copper ring (4), a nickel-chromium alloy film ignition component (5), an insulating injection molded sleeve (6), and a core electrode (7); the nickel-chromium alloy film ignition component (5) is electrically connected to the primer (2) through the compressed copper ring (4), and is electrically connected to the core electrode (7) through direct contact; the ignition charge column (3) is located in a cavity of the upper charge of the primer (2); the ignition current is input through the core electrode (7), passes through the nickel-chromium alloy film ignition component (5), and finally flows out through the primer (2); under the action of the current, heat is generated within a certain period of time to ignite the ignition charge column (3), thereby completing the ignition work function. The present invention improves the production efficiency of the electric ignition device, reduces production costs, and improves product reliability.

The utility model provides a kind of underwater liquid oxygen gas explosion fracturer, including fracturer, liquid injection pipe, exhaust pipe, electric ignition device and biomass fuel core body, fracturer is equipped with biomass fuel core body, the material of fracturer is high molecule, high density polyethylene and nylon 12 thermoplastic material, fracturer is equipped with two and above pipe cap, fracturer has waterproof seal, electric ignition device is equipped with electric ignition head and electric ignition lead, fracturer structure uses two pipe caps, wherein pipe cap and liquid injection hole correspond with fracturer, operability is extremely strong, the fracturer of welding seal assembly completion is safe and reliable, it is a kind of simple and easy to use, reliable and efficient, economic and applicable underwater liquid oxygen gas explosion fracturer.

The present patent application relates to the field of electrical engineering and power engineering and can be used for the timely emergency shutdown of electrical equipment. The invention relates to a fire-extinguishing device having disposed therein a module (1) which contains an aerosol-forming or gas-forming composition, and comprising an electrical igniter (7) of said module (1) and a heat-sensitive trigger device (4), which are connected to one another in series by conductors, wherein the device further comprises: a contact group (10) for triggering, over conductors by means of an external signal, the electrical igniter (7) of the module, or for supplying a trigger voltage to the heat-sensitive trigger device (4) and the electrical igniter (7) of the module; an activation sensor (11), and a button (18) for manually activating the electrical igniter (7) of the module (1); the activation sensor (11) is connected by conductors (17) to the contact group (10); and the button (18) for manually activating the electrical igniter (7) of the module is connected by conductors to the electrical igniter (7) of the module. The technical result consists in increasing the timeliness of an initial fire-extinguishing action and more efficiently impeding the spread of fire in an enclosed space such as, in particular, an electrical enclosure, while simultaneously issuing a signal to trigger such fire-extinguishing devices, or issuing an information signal to emergency control panels.

The utility model discloses a portable integrated bee killing double gun, which comprises a flame spraying gun head, a water mist spraying gun head, a gun body, a fuel gas conveying hose, a liquid conveying hose, a fuel gas tank and a liquid tank, the flame spraying gun head and the water mist spraying gun head are arranged at the front end of the gun body, one end of the fuel gas conveying hose is connected with the fuel gas tank, and the other end of the liquid conveying hose is connected with the liquid tank. One end of the liquid conveying hose is connected with the liquid tank, the other end of the liquid conveying hose penetrates through the interior of the gun body to be connected with the water mist spraying gun head, the flame spraying gun head is provided with an electric fire maker, the gun body is a telescopic pipe, and a gun head connecting piece is arranged at the front end of the gun body. The flame spraying gun head and the water mist spraying gun head are installed on the gun head connecting piece side by side, the gas conveying hose is provided with a gas conveying switch close to the gas tank, the liquid conveying hose is provided with a quick conversion connector, and the gun body is provided with an electric ignition switch which is connected with an electric igniter on the flame spraying gun head.

The utility model relates to a non-stored pressure piston type perfluorohexanone fire extinguishing device, which comprises a long pipe, and a screwed joint A and a screwed joint B which are respectively screwed at two ends of the long pipe, a piston B is filled at one end of the long pipe close to the screwed joint A, a piston A is embedded in the piston B, a slot is arranged in the piston A, and a cavity at one end of the screwed joint A far away from the long pipe forms a medicament bin. A self-extinguishing insulating material layer and an electric ignition head are sequentially arranged in the medicament bin from inside to outside; an aluminum alloy rupture disk and a nylon pad are sequentially arranged in a cavity, close to one end of the long pipe, of the screwed joint B from inside to outside, and then an inner hexagonal through hole screw plug for limiting is screwed in the cavity. Smoke generated by triggering of the self-extinguishing insulating material layer can extrude the piston device towards the spraying hole, so that the perfluorohexanone is completely pushed out by the piston device, and the residual phenomenon is avoided; and meanwhile, the smoke is isolated by the piston device, part of existing solid sediments cannot be sprayed out from the spraying holes, and fire extinguishing substances of the device are cleaner.

The utility model provides a glass compartment device. The glass compartment device comprises an electric ignition tube, a supporting piece, a glass plate, a fixing ring, a fastening piece and a heat-proof layer. Wherein the glass plate is installed on the supporting piece through the fixing ring and the fastening piece, and a heat-proof layer is arranged on the surface of the side, away from the supporting piece, of the glass plate; a center mounting hole is formed in the axial center of the supporting piece, and the electric ignition tube is mounted at the center mounting hole on the side, away from the glass plate, of the supporting piece. The utility model further provides an engine. The glass compartment device meets the requirements that the forward pressure bearing intensity is high, and the glass compartment device can be automatically broken and opened in the reverse direction, meanwhile, the glass compartment device is good in heat insulation effect and reliable in sealing, and the solid engine can well and successfully achieve the intermittent working function.

The invention provides a portable emission system signal path detection device and method, and the method comprises the steps: a mainboard carries out the detection of a signal path according to a power supply and ignition voltage analog quantity signal collected from an emission system (1), and a power-up signal transmitted to the signal path detection device by the emission system (1); the power supply and ignition voltage parameter index conformity of the output emission system (1) and the correctness of an aircraft emission signal channel are analyzed; the data analysis module (3) is used for extracting voltage parameters and transmitting channel signal key parameters from the memory analysis ratio and feeding back the parameters to the mainboard combination; the equipment self-checking module detects the mainboard combination, the interface conversion module and the data analysis module (3) and locates faults; and the mainboard combination and the data analysis module (3) are in communication interaction with the transmitting system (1) through the interface conversion module. As signal path detection equipment, the device has the function of simultaneously detecting the power supply voltage of a transmitting system, an ignition signal and the transmitting time sequence of an aircraft, and has great positive significance and practical value.