52results about How to "Not life threatening" patented technology

The invention provides a total artificial heart device, comprising a thoracic cavity built-in part, an in-vitro drive part connected with the thoracic cavity built-in drive part and a control system with a power supply. The thoracic cavity built-in part structure simulates a human heart and is divided into four separated regions, the upper half part is a simulated atrium, and is made of hard materials, and the lower half part is composed of a soft inner container and a hard shell which form a sealing hollow cavity; the hard shell is provided with an external communication tube which is connected with a compressed package in the in-vitro drive part through a pressure regulating valve, so as to lead the sealing hollow cavity in vivo and the compressed package in the in-vitro drive part to form a communicating vessel; when the in-vitro drive part pumps liquid into the sealing hollow cavity, a pressure is applied to the soft inner container to pump out blood in the soft inner container; and when the liquid in the sealing hollow cavity is pumped out, the pressure applied on the outer side of the soft inner container is released, the inner container restores to the original condition and a negative pressure is generated so that the blood in the simulated atrium flows into a simulated ventricle. The invention has the advantages that the device has no damage on the blood and can replace the heart to work.

An automatic aerator unit for the ai bag of intubation is composed of respiratory machine, air filling tube, exhalation tube, trachea can nula, air bag, and an automatic aerator arranged on the air filling tube for automatically filling air in said air bag according to the pressure of air filling tube.

The invention discloses a polypeptide fragment for preparing DC (Dendritic Cell) vaccine and the DC vaccine. The polypeptide fragment is selected from at least one of amino acid sequences as shown inSEQ ID NO. 1 to SEQ ID NO. 6. The DC vaccine contains polypeptide fragment loaded DC. Specifically, the DC vaccine is prepared from the polypeptide fragment loaded DC, human serum albumin and normal saline, wherein the mass concentration of the human serum albumin in the normal saline is 5 to 20 percent, and the density of the polypeptide fragment loaded DC is (0.5-2)*10<6> per mL. According to the polypeptide fragment for preparing the DC vaccine and the DC vaccine, disclosed by the invention, human mammaglobin is selected as an attack target spot, an effective DC polypeptide vaccine preparedfrom the polypeptide fragment obtained through computer design and experimental screening can be used for treating patients suffering from HER2 (Human Epidermal Growth Factor Receptor-2) positive / negative breast cancer, and preventing recurrence and metastasis. The DC vaccine is capable of reducing the production cost while increasing the vaccine safety.

The invention discloses an electric shock bullet, aiming to provide a convenient and effective police nonlethal bullet for police and armed police. The electric shock bullet can be used in a range of several tens of meters and can be shot by the prior guns and blank cartridges to hit the non-critical parts of criminals and come over the criminals by electric shot of the high-voltage pulse emitted from the bullet, and the criminals can not leave permanent wound or be killed. The electric shock bullet is suitable for guns with various calibers, such as pistols and rifles. The electric shock bullet comprises a bullet shell, a tail rod, a primary battery, a high-voltage pulse generator, a negative pole electrode, a positive pole electrode and a powder on control switch, wherein the primary battery, the high-voltage pulse generator and the powder on control switch are disposed inside the bullet; the tail rod is disposed at the tail part of the bullet and capable of being inserted into the gun barrel of a gun; and the negative pole electrode and the positive pole electrode are disposed in the head part of the bullet.

The invention discloses a prick and bursting resistance improved tire structure. The structure mainly comprises tandem C-shaped cable sheets, a tandem C-shaped cable, a tandem trim plate, a tandem adjustment lock sheet, a packing shaft, a packing screw shaft, a packing bolt, spare tire combination blocks and a reinforcing locking plate, wherein the tandem C-shaped cables are connected with the standby tire combination blocks in series, and two sides of the tandem C-shaped cables are fixedly connected with the C-shaped cable in series to obtain a C-shaped spare tire body, two spare combination blocks are fixed by the packing shaft and the packing screw shaft respectively, the packing bolt is arranged in the two spare combination blocks to fixedly combine the two spare combination blocks, the combined two spare combination blocks are combined and fixed to the spare tire body by the tandem trim plate, and the tandem adjustment lock sheet and the reinforcing locking plate are used for adjusting and reinforcing the connection of a combined position. The prick and bursting resistance improved tire structure can be rapidly assembled, the spare tire trimming and locking a corresponding tire has prick and bursting resistance, and a vehicle using the tire can be continuously safely driven to a garbage for maintenance when the tire is damaged by pointed objects or blades, leaks and bursts.

The invention relates to an automatic engineering machine special for lifting and hoisting of an asphalt tank. The automatic engineering machine comprises a bottom plate. An electric sliding block ismounted on the bottom plate and provided with a moving plate. A lifting adjusting device is mounted on the moving plate. A fixed mounting rack is mounted at the front end of the lifting adjusting device through a pin shaft. A fixed mounting groove is arranged in the middle of the fixed mounting rack. A hoisting auxiliary device is mounted in the fixed mounting groove. Fixed feed grooves are arranged on the fixed mounting rack. A hoisting and lifting device is mounted in the fixed feed grooves. According to the automatic engineering machine, the problems that in the hoisting process of an existing asphalt tank, the asphalt tank needs to be hoisted manually by means of existing lifting equipment, the asphalt tank needs to be fixed manually by means of a rope and other tools, the size of theexisting lifting equipment is large, work flexibility is poor, the asphalt tank is fixed unstably manually by means of the rope, the safety of the asphalt tank in the hoisting process cannot be guaranteed, and potential safety hazards exist can be solved.

The invention discloses an electric shock riot control grenade which aims at providing electric shock riot control equipment for public security armed police in a space range of decades of meters, wherein, the electric shock riot control equipment is convenient, effective but not deadly. The invention uses prior baton guns to finish the shoot of the electric shock riot control grenade and hit non-critical parts of criminals, and high pressure pulse electricity which is shot from the riot control grenade and can automatically perform the time turn-off is utilized to beat and override the criminals. But the criminals can not be left with permanent wounds or be killed. The electric shock riot control grenade comprises a grenade case, a shell, primary batteries, a high pressure pulse implement, an anode acusector, a cathode acusector, a power on control switch, a bottom fire, gun propellant, a clapboard, a bottom cushion, an empennage and an warhead, wherein, the primary batteries, the high pressure pulse implement and the power on control switch are arranged in the grenade case, and the anode and the cathode acusectors are arranged on the warhead.

The invention discloses a puncture needle for an epidural space, which comprises a needle body, a needle core and a water containing device. The needle core is sleeved in the needle body, and the water containing device is installed at the tail portion of the needle core. The tail end of the needle core is a conical body with a large lower end a small upper end, the front end of the conical body is a ring face, and a connection body and a core body are sequentially arranged at the front end of the ring face. The core body comprises a straight rod and an arc elbow at the front end of the straight rod, the needle core is provided with a longitudinal water cavity, an outer inclined plane corresponding to a through hole till the arc elbow is arranged on the water cavity at the position of the arc elbow, and a film is attached to the outer inclined plane. The water containing device comprises a connection sleeve, a silica gel capsule and a plastic capsule. The puncture needle uses continuous shrinkage of the silica gel capsule to judge whether a needle point enters the epidural space to stop punching, thereby overcoming difference in touch sensitivity of different operators, bringing great convenience to operators, lightening metal stress in operation, importantly reducing pains of repeated punch on patients and avoiding life risks of the patients caused by endorhachis punching.

The invention discloses an explosion refuge safety house for a thermal power plant. The explosion refuge safety house comprises an explosion-proof outer shell and a compression-resistant outer shell,the pressure-resistant outer shell is movably installed at one end of the explosion-proof outer shell, a pressure-resistant inner shell is welded to the surface of one end of the explosion-proof outershell, a rescue capsule is fixedly installed between the pressure-resistant inner shell and the explosion-proof outer shell through reinforcing ribs, and a water curtain mechanism is fixedly installed on one side of the outer wall of the rescue capsule through a connecting rod and comprises an upper end cover and a lower end cover. According to the invention, a gas purification mechanism and thewater curtain mechanism are installed, the cleanliness of gas entering the rescue capsule can be ensured, therefore enough oxygen can be provided for the interior of the rescue capsule, the temperature of the air entering the rescue capsule is low, the temperature in the rescue capsule is not increased due to the high air temperature, the requirement for external oxygen supply can be met, life danger caused by insufficient oxygen is avoided, and therefore the survival time of trapped people in the rescue capsule can be prolonged.

A method for separating face from outer harmful gas comprises that (1), setting a separating space at the face, (2) forming a wind curtain at the separating space to insulate outer harmful gas from face. And the device comprises a helm covering the head with an opening at the front of the face, a bar wind outlet downward at the top side of the opening, and a wind channel in the interlayer of the helm and communicated with the wind outlet, while the wind channel via a tube is communicated with a pressure source outside the helm. The invention uses the wind curtain to insulate face from harmful gas outside, to insulate harmful gas from breath system, without affecting vision and view sight.

A device for monitoring a subject for postpartum hemorrhage is disclosed. It comprises an ultrasound transducer for applying ultrasound energy focused at a region of uterine musculature of the subject for creating an acoustic radiation force for generating a shear wave in the uterine musculature. A second ultrasound transducer radiates ultrasound energy into the subject and receives the echoed ultrasound energy. By analyzing a signal representative of the received echoed ultrasound energy the speed of propagation of the shear wave in the uterine musculature is determined. The value of the tone of the uterine musculature is estimated based on the speed of propagation of the shear wave and conveyed to a user. Further, a device for detecting and locating a hemorrhage and estimating its severity are also disclosed.

The invention discloses multifunctional barbell training equipment, which comprises a base assembly and a barbell assembly, wherein the barbell assembly is placed on the base assembly, the base assembly comprises a rear seat supporting frame and a rear backrest plate, placing frames used in cooperation with the barbell assembly are fixedly installed on the two sides of the upper portion of the rear seat supporting frame, and the barbell assembly comprises a main barbell rod and a movable barbell rod. The invention belongs to the technical fields of fitness equipment. According to the invention, with the multifunctional barbell training equipment, when the physical strength of a trainer is insufficient or a physical emergency occurs to cause the situation that the barbell is about to be hitdown or slide down, a user can immediately control a switch to cut off the power of an electromagnet through hands or feet, so that a barbell disc assembly can be separated from the barbell body instantly, the weight of the barbell is reduced to the weight of an empty rod, the trainer cannot be hit by the barbell, and the weight of the empty rod cannot injure the trainer even if the barbell is hit by the trainer due to slow response and late power failure.

The invention provides a blood sampling scale and an initial blood sampling cloud system. The system comprises a weighing platform which is used for arranging a blood bag with a radio frequency identification tag of a blood donor, a host, and an antenna. The host comprises a processor and an action piece, and the action piece is driven by the processor to drive liquid in the blood bag to flow to generate blood sampling data. The antenna that is arranged on the host and is adjacent to the weighing platform is connected with the processor and indirectly senses a sensing signal generated by the radio frequency identification tag on the blood bag, and sends the sensing signal to the processor, so that the processor processes the sensing signal; and a processing result is stored in blood sampling data; and when the processor does not receive the sensing signal any more, the blood sampling action is determined to be completed. The blood bag is marked by using the radio frequency identification tag, unique positioning is realized, the accuracy is high, and errors caused by wrong labeling and incorrect identity verification can be avoided. And associated blood sampling data are establishedby the cloud server, so that a whole-process integrated blood sampling process is achieved.

The invention relates to an industrial automatic quantitative liquid product production blending system which consists of an upper computer (1), a gateway (2), a singlechip micro-programmed control unit (MCU) (3), a touch screen (4), a digital to analog (D / A) converter (5), a frequency converter (6), an analog to digital (A / D) converter (7), a relay (8), a container A (11), an electromagnetic valve A (12), a variable frequency pump (13), a flow meter A (14), a container B (21), an electromagnetic valve B (22), a power frequency pump (23), a flow meter B (24), a vertical drum reaction kettle (30) and a container C (32). The industrial automatic quantitative liquid product production blending system is characterized in that the singlechip MCU (3) is electrically connected with the D / A converter (5); the D / A converter is electrically connected with the frequency converter (6); the frequency converter (6) is electrically connected with the variable frequency pump (13). The industrial automatic quantitative liquid product production blending system has the beneficial effects that the processes of manually weighing liquid raw materials and manually mixing the raw materials are not required, and the system can automatically work, so that the defects that the chemical industrial production is heavy in work and low in production efficiency, and an accident can be caused easily can be overcome.

The invention discloses an ecological environmental protection system for a redrying industry. The ecological environmental protection system comprises an air inlet pipe, an air inlet manifold, a dust removing device, a conveying pipe, a dust-resisting wet dedusting and deodorizing device, a fan, a biological odor treatment device and a chimney which are in communication in sequence, wherein an active ion odor treatment device is communicated with the conveying pipe; the ecological environmental protection system further comprises a cooling device and a circulating water purifying device which are communicated with the dust-resisting wet dedusting and deodorizing device. By adopting the ecological environmental protection system for the redrying industry, dust, odor and harmful gases contained in waste gases are comprehensively and effectively removed, and finally, exhausted gases reach national regulations; good dedusting and deodorizing effects are realized, the treatment quality of waste gases is improved, and the aim of protecting environment is achieved; in addition, equipment can effectively and normally work for a long term; hazards to life and health of workers are avoided, and trouble to life of nearby residents is prevented; besides, the system has the advantages of stable use effect, low energy consumption, less investment and safety and convenience in use.

The invention relates to a safe and reliable rapid rescue device and rescue method after tunnel collapse. The rapid rescue device includes a pipe jacking machine with a built-in belt conveyor, a radar life detector, a steel pipe jacking machine with a built-in lighting device, and a jack. After the tunnel collapses, the working shaft is quickly excavated and a jacking machine with a built-in belt conveyor is installed in the working shaft. The pipe jack and radar life detector, the steel pipe jacking machine with built-in lighting device, the jack, and then the pipe jacking machine with built-in belt conveyor are used for excavation rescue. The radar life detector detects signs of life in the collapsed ruins, allowing rapid and accurate rescue. Reach the rescue position, and then transport the trapped persons out through the rescue channel formed by the pipe jacking machine with built-in belt conveyor and the steel jacking pipe with built-in lighting device through the belt conveyor. The invention can provide safe, reliable and rapid rescue after collapse occurs during tunnel construction.

The invention discloses an intelligent emergency life-saving necklace comprising a shell and an intelligent device. The intelligent device is arranged in the shell and comprises a control module, a key module, an induction module and an inflation device. The control module comprises a single-chip microcomputer chip, a single-chip microcomputer connection circuit module, a single-chip microcomputerdrive circuit module and a storage battery. The control module controls the inflation module through the single-chip microcomputer connection circuit module. The key module and the induction module are connected with the single-chip microcomputer chip through a single-chip microcomputer chip connection circuit module. The single-chip microcomputer chip is connected with the single-chip microcomputer connection circuit module. The storage battery is connected with the single-chip microcomputer chip through the single-chip microcomputer drive circuit module. The induction module of the intelligent emergency life-saving necklace sends out a signal when a dangerous case is caused to a user in water, the single-chip microcomputer chip controls the inflation module to open gas bags, the head ofthe user can be exposed above the water surface all the time, and the life cannot be threatened.

The embodiment of the invention discloses a wellhead electromagnetic heating device which comprises a housing and an electromagnetic coil, wherein the housing comprises an inner shell, an outer shell, and a cavity with two opposite sides; the cavity is enclosed by the inner shell and the outer shell; both the inner shell and the outer shell are provided with two opposite sides which are an integrated structure; a distance between the two opposite sides of the inner shell is matched with the outer diameter of a packing box at a wellhead; the electromagnetic coil is arranged in the cavity; the electromagnetic coil is matched with the cavity; and after being electrified, the electromagnetic coil can generate magnetic fields for heating thickened oil in the packing box. According to the wellhead electromagnetic heating device provided by the embodiment of the invention, life safety of an operator can be guaranteed when the operator takes out the packing box at the wellhead.

The invention discloses an electric shock bullet fired by a gun, belonging to the nonlethal bullet of the police batons. The invention aims to provide convenient and effective electric shock anti-riot equipment for the ministry of police security and realizes the firing by the prior gun. The invention not only overcomes the shortcoming of the small range of action of an electric baton, performs effective attack on the criminal within tens of meters and adopts the high pressure electric-pulsing generated by the bullet to attack and overwhelm the criminal but also does not leave a permanent wound on the criminal or be fatal. The electric shock bullet of the invention comprises a case, a primary cell, a high pressure pulser, a cathode and anode acusector, an upper electric control switch, a tail, a warhead and a firing auxiliary device, wherein, the primary cell and the high pressure pulser as well as the upper electric control switch are arranged inside the case, the cathode and anode acusector is arranged on the warhead. When the electric shock bullet is used, the firing auxiliary device is arranged at the head of a pistol and the electric shock bullet body is arranged on the firing auxiliary device; the bullet or a blank is used to fire the electric shock bullet body to the target.

The invention discloses an electric shock grenade which aims at providing an electric shock weapon for public security armed police in a space range of decades of meters, wherein, the electric shock weapon is convenient, effective but not deadly. The invention uses a gun pipe of a prior weapon, and bullets or hollow cannonballs are used to shoot the electric shock grenade and hit non-critical parts of criminals. High pressure pulse electricity which is shot from the electric shock grenade is utilized to beat and override the criminals, but the criminals can not be left with permanent wounds or be killed. The electric shock grenade can be suitable for guns like pistols, rifles, etc. The electric shock grenade comprises a grenade case, an inserted link, a rod sleeve, batteries, a high pressure pulse implement, an anode and a cathode acusectors and a power on control switch, wherein, the batteries, the high pressure pulse implement and the power on control switch are arranged in the grenade case, the anode and the cathode acusectors are arranged on the head of the grenade. When the electric shock grenade is shot, the inserted link is inserted in a gun pipe of a shooting gun to shoot the bullets or hollow cannonballs, and the electric shock grenade is shot to targets.

The invention discloses a synchronous auxiliary expiration device of an air bag inflation and deflation type breathing machine. The device comprises a device body; the device body comprises a chest circumference sheath and a Y-shaped three-way pipe; the chest circumference sheath comprises a fabric layer which is made of a flexible material, and the flexible material has no flexibility or only hasmicro-flexibility; an air bag is arranged on the inner side of the fabric layer; a pipeline at the lower end of the Y-shaped three-way pipe is communicated with the air bag through a connecting pipe;the other two pipelines of the Y-shaped three-way pipe are respectively an inflation pipeline and an exhaust pipeline; the inflation pipeline is communicated with an inflation source; a two-positiontwo-way normally-closed electromagnetic valve and a two-position two-way normally-open electromagnetic valve are respectively arranged on the inflation pipeline and the exhaust pipeline; and power supply connecting wires of the two-position two-way normally-closed electromagnetic valve and the two-position two-way normally-open electromagnetic valve are connected in parallel in a same power supplycircuit and are controlled by a same relay. The breathing machine solves the problem that an existing breathing machine cannot provide power for expiration of a user.

The invention discloses a movable verticality detection auxiliary device for constructional engineering, and relates to the technical field of building measurement tools. The movable verticality detection auxiliary device comprises a containing shell, telescopic rods are fixedly connected to positions, close to four corners, of a left side surface in the containing shell, and movable shafts are hinged to movable ends of the four telescopic rods. According to the movable verticality detection auxiliary device for constructional engineering, a rubber pad is arranged so that verticality of a wallbody can be conveniently measured by a worker; and through cooperation of the telescopic rods, springs, a fixed plate I and the movable shafts, when a bottom surface is inclined, the springs on upperand lower sides can push the upper and lower sides of a flitch respectively, and the flitch and the wall body are kept parallel so that accuracy of verticality measurement of the wall body is improved, error increase of a verticality measurement result caused by an external influence is avoided, a building cannot incline or collapse after being built, and life threat and property losses of residents cannot be caused.

The invention discloses an electric shock bullet, aiming to provide a convenient and effective police nonlethal bullet for police and armed police. The electric shock bullet can be used in a range of several tens of meters and can be shot by the prior guns and blank cartridges to hit the non-critical parts of criminals and come over the criminals by electric shot of the high-voltage pulse emittedfrom the bullet, and the criminals can not leave permanent wound or be killed. The electric shock bullet is suitable for guns with various calibers, such as pistols and rifles. The electric shock bullet comprises a bullet shell, a tail rod, a primary battery, a high-voltage pulse generator, a negative pole electrode, a positive pole electrode and a powder on control switch, wherein the primary battery, the high-voltage pulse generator and the powder on control switch are disposed inside the bullet; the tail rod is disposed at the tail part of the bullet and capable of being inserted into the gun barrel of a gun; and the negative pole electrode and the positive pole electrode are disposed in the head part of the bullet.

The invention discloses an electric shock bullet capable of being emitted by a bullet, aiming to provide a convenient and effective police nonlethal bullet for police and armed police. The electric shock bullet can be used in a range of several tens of meters and can be shot by the prior gun barrel and bullets to hit the non-critical parts of criminals and come over the criminals by high-voltage pulse capable of being automatically switched on / off by timing, and the criminals can not leave permanent wound or be killed. The electric shock bullet is suitable for guns with various calibers, such as pistols and rifles. The electric shock bullet comprises a bullet shell, a bullet collection buffer, a primary battery, a high-voltage pulse generator, a negative pole electrode, a positive pole electrode, and a powder on control switch, a warhead, a tail rod, a tail fin, and a partitioning plate, wherein the primary battery, the high-voltage pulse generator and the powder on control switch are disposed inside the bullet; the bullet collection buffer is disposed inside the tail rod, the tail rod is capable of being inserted into the gun barrel of a gun; and the negative pole electrode and the positive pole electrode are disposed in the warhead.

The invention relates to a low-smoke halogen-free flame-retardant cable material. The low-smoke halogen-free flame-retardant cable material is characterized by comprising the following components in parts by weight: 100 parts of rubber-ethylene-acrylic rubber, 3-3.3 parts of peroxide arox, 0.8-1.0 part of co-vulcanization agents, 50-60 parts of calcined pottery clay+LEE white slippery powder, 12-14 parts of processing agents, 1.2-1.4 parts of zinc stearate and 43-47 parts of magnesium hydroxide, wherein the calcined pottery clay+LEE white slippery powder is processed through the zinc stearate. The low-smoke halogen-free flame-retardant cable material disclosed by the invention has the advantages of low toxicity, no halogen or harmful substances, namely sulfur, antimony, and the like, less environment pollution, and the like.

The invention discloses a clustered electromagnetic wave emitter which comprises an emitter main body, an energy storage battery, a high-voltage power transformation device, a liquid cooling system, a wave beam focusing system, a visible light beam sighting device, a switch and a security system. The energy storage battery is connected with the high-voltage power transformation device connected with the emitter main body, high-voltage electricity energy produced by the high-voltage power transformation device is supplied to the emitter main body for use in operation, the liquid cooling system is connected with the emitter main body to be used for reducing the temperature of the emitter main body, the wave beam focusing system and the visible light beam sighting device are arranged on the emitting end of the emitter main body, and the switch and the security system are arranged on the emitter main body. According to the clustered electromagnetic wave emitter, electromagnetic radiation of infrared rays, millimeter waves and microwaves is used, radiation energy is highly concentrated, a target is precisely oriented, pulse emitting is adopted, the power density is high, energy consumption is low, energy storage is easy, and the whole device is convenient to carry, pollution-free and free of public hazards and has non-lethal performance.

The invention provides an induced voltage absorption device and a method thereof. The device comprises a shell and an induced voltage absorption circuit which is arranged in the internal part of the shell. The shell is a cuboid hollow sealed shell. The upper surface of the shell is provided with a high-voltage conductive wire connecting terminal Main, a switching feature instrument connecting terminal Osc and a grounding terminal E. The induced voltage absorption circuit is connected between the switching feature instrument connecting terminal Osc and the grounding terminal E. Both of the high-voltage conductive wire connecting terminal Main and the switching feature instrument connecting terminal Osc are a three-phase connecting terminal. The circuit structure of the induced voltage absorption circuit is that the switching feature instrument connecting terminal Osc is connected with the grounding terminal E through a three-phase switch SW and a resistor R1 in turn. Each phase of the connecting terminal of the switching feature instrument connecting terminal Osc is connected with the grounding terminal through a low-voltage capacitor. The capacitance value of the low-voltage capacitor is not less than 0.045 microfarad, and the low-voltage capacitance values on the three phases are equal. Induced voltage of a short circuit plate can be absorbed so that personal and equipment safety can be guaranteed.

The invention discloses a handheld control system of a fiber reinforced plastic pipe. The handheld control system comprises a central controller system, a handheld controller device, a draught fan I,a draught fan II and a draught fan III, the central controller system is divided into two paths, one path of the central controller system is connected with the handheld controller device, the other path of the central controller system is connected with the draught fan I, the draught fan II and the draught fan III correspondingly, the draught fan I, the draught fan II and the draught fan III arein parallel connection, the stopping condition of ventilation equipment can be known in the first time, rapid replacing or inspection is achieved, occurrence of the condition that a mine passage can be filled with poisonous gas is avoided, and life safety of people in a mine cannot be threatened.

The invention discloses an improved anti-blade and anti-explosion structure for tires, which mainly includes a series connection of C-shaped cable pieces, series connection of C-shaped cables, series connection of fine adjustment pieces, series connection of adjustment lock pieces, a tightening shaft, a tightening screw shaft, The tightening bolts, the spare tire combination block and the strong locking piece, among which the C-shaped cable is connected in series to connect a plurality of spare tire combination blocks in series, and the C-shaped cable pieces are connected in series on both sides to obtain a C-shaped spare tire body. The shaft and the tightening screw shaft fix the two spare tire combination blocks and fix the two spare tire combination blocks together by piercing a tightening bolt inside it, and then combine it with the spare tire body by connecting the fine-tuning piece in series. Joint adjustment cleats and strong cleats are used to adjust and strengthen the connection at the joint. The improved anti-blade and explosion-proof structure of the tire can be quickly assembled, and the spare tire body that is fine-tuned and locked corresponding to the tire can achieve the effects of anti-blade and explosion-proof, and can continue to be safe when it is damaged by sharp objects or blades and the tire blows out. Drive to the repair shop for maintenance.