35results about How to "No enter" patented technology

The invention discloses a double-channel air exhausting device of a double-flow channel turbocharger. The air exhausting device comprises a turbine volute, wherein two air inlet flow channels are formed in the turbine volute; the turbine volute is provided with an air exhausting channel which is communicated with the two air inlet flow channels respectively; and an air exhausting valve is arranged at the outlet of the air exhausting channel and is in transmission connection with an execution mechanism on the turbine volute. Mutual influence of exhaust pulses of the two air inlet flow channels of the double-flow channel turbine volute is restrained by a simple device and energy loss caused by the entrance of waste gas into the air exhausting channel when an engine runs at a low speed is reduced. The air exhausting device has a simple structure; an air exhausting port is molded in the casting process of the turbine volute; and compared with a double-air exhausting channel double-air exhausting valve device, the air exhausting device can effectively lower processing and assembly difficulty and cost and contributes to enhancing the sealing performance of the air exhausting valve and the reliability of a bypass air exhausting device of the turbocharger.

The invention relates to a pedaled inner-outer-partition-type dustbin which comprises a half bin cover, a bin body and a garbage container. A rotary drum is mounted at the upper end of the inner portion of the bin body and directly faces the garbage container at the bottom end of the inner portion of the bin body, one side of the bin body is connected with a side cover, a pedal is mounted at the bottom end of the inner portion of the side cover, the pedal, a connecting rod, a rocker and the bin body form a four-rod mechanism in the side cover, the rocker is connected with a pawl which is mounted on the outer wall of the bin body in the side cover, the pawl is embedded among tooth faces of a rachet wheel through a spring, the rachet wheel is mounted on the end portion, positioned in the side cover, of a rotary shaft of the rotary drum, and the axis of the rachet wheel is coincident with that of the rotary shaft of the rotary drum. The pedaled inner-outer-partition-type dustbin aims at solve the problems of unhappy feelings caused by the fact that users see garbage in dustbins when throwing garbage and free escaping of smells and mosquito breeding in the dustbins, and internal space of the dustbin is constantly isolated from the outside.

The invention discloses a safety mechanism. The safety mechanism comprises a cover plate, a bottom plate, a protection door and a return spring. A second inclined plane, a first inclined plane, rib plates, a middle groove and a limiting boss are arranged on the front face of the protection door. The cover plate is provided with side plates, two bolt holes and two paralleled rib plates. The bottom plate is provided with a protruding rib and two through holes. The middle groove of the front face of the protection door is matched with the two paralleled rib plates, and enables the protection door to move along the two paralleled rib plates front to back to form opening and closing when the return spring is compressed and extended. When the protection door is stressed on one side, the protection door deflects towards the other side, a sinking edge sinks into the through holes of the bottom plate and stops the protection door from sliding towards one side, and the limiting boss of an cocking-up edge of the protection door is inserted into an inserting hole of the cover plate and prevents the protection door from sliding backwards and being opened. The side plates surrounding the cover plate can guarantee the protection door to slide horizontally so that the protection door is always arranged in a closed state. Besides, thin and long conducting materials can be prevented from contacting live parts when being inserted from the inserting hole in any angle, and therefore possibility of electric shock is reduced.

The invention provides a powdery oil shale retort for heating by using semicoke generated by retorting as fuel. An annular semicoke passage is formed between a rotating inner cylinder and a rotating outer cylinder; a chamber communicated with the annular semicoke passage is formed in a front rotation supporting body, and the chamber is connected with an ignition material inlet; a chamber communicated with the annular semicoke passage is formed in a back rotation supporting body, and a smoke outlet and a slag outlet are formed in the chamber; the front end of a spiral material pusher with a raw material injection opening is connected with the back end of the rotating inner cylinder through a back fixing cylinder and a back sealing mechanism; the front end of the rotating inner cylinder is connected with a front fixing cylinder through a front sealing mechanism; an oil gas outlet is formed in the front fixing cylinder and a semicoke conveying pipe is arranged on the front fixing cylinder; the semicoke conveying pipe is connected with a spiral semicoke feeder; the discharging end of the spiral semicoke feeder is communicated with the annular semicoke passage; a material sealing clearance is formed at the discharging end of the spiral semicoke feeder. The combustion energy of the by product semicoke of retorting is fully used and the discharge amount of the by product is reduced as much as possible.

The invention relates to an outdoor transformer box. The outdoor transformer box comprises a box body which comprises a back plate, two side plates, a top plate, a bottom plate and a front door, wherein the top plate is arranged forward, the front end of the top plate extends to the front and upper part of the front door and rain discharge grooves which extend towards the direction of the front door from the back plate are arranged in the top plate; cooling devices are symmetrically arranged on the two side plates; each cooling device comprises a cooling hole and a rain baffle hinged with the upper part of the cooling hole; and each rain baffle is provided with a rain adjusting device. The outdoor transformer box has the advantages that the rain conveniently slips off from the upper part of the front door by a forward top plate design method; the top plate extends out of the front part of the front door; when the rain comes, the front door with a poor sealing effect is protected to the maximum extent; and the rain baffles are arranged on the cooling holes and the opening and closing conditions of the rain baffles can be automatically adjusted by the rain adjusting devices according to the rain condition, so that effective heat dissipation can be carried out when the rain is prevented.

The invention discloses electronic equipment connected with a USB adapter, which comprises a machine body shell used for containing and bearing each part, a USB adapter and a connecting line; wherein one end of the connecting line is a connecting end which is electrically connected with an electronic part in the machine body shell; the other end of the connecting line is connected with the USB adapter; the machine body shell is provided with a socket used for containing the connecting line and a containing part used for containing the USB adapter. In the inactive status, the connecting line and the USB adapter are both arranged in the machine body shell and combined with the equipment, thus saving the space, simultaneously keeping complete appearance and non losing occurrence. The whole size of the electronic equipment is smaller and the electronic equipment can be conveniently placed into a purse and is more convenient for being used and carried. The connecting end of the connecting line can be made into one body with the machine body shell by injection, thus ensuring water not to entering into the machine body shell, having waterproof function and simultaneously adding the solid degree of product structure.

The invention discloses a kit for microorganism rapid detection. The kit structurally comprises a motor, a top cover and a kit main body. The lower end of the motor is arranged inside the top cover inan embedded manner, and the top cover is arranged at the upper end of the kit main body; the kit main body comprises a shell, a power-on mechanism, a dry-heat sterilization mechanism, a vibration reduction mechanism, a heat preservation mechanism and a sealing mechanism; the power-on mechanism is fixedly arranged at the left lower end inside the shell, the upper end of the power-on mechanism is electrically connected with the dry-heat sterilization mechanism, the dry-heat sterilization mechanism is used for carrying out rotary type dry-heat sterilization treatment on a microorganism test tube, so that bacteria are killed, and microorganisms can not be influenced by bacterial reproduction; the heat preservation mechanism is used for carrying out heat preservation treatment on the microorganism test tube, so that death of the microorganisms can not be caused by the low temperature; a rotating mechanism on the sealing mechanism is used for sealing the microorganism test tube, so that external bacteria can not enter the interior of the microorganism test tube, and the detection result is more accurate.

The invention discloses an outdoor wireless remote-control photosensitive self-induction LED oil price display which comprises a framework, a display module frame, a plurality of display modules formed by arraying a plurality of LEDs, a transparent organic outer glass cover, a photosensitive sensor, a wireless emitter, a wireless receiver and a control circuit, wherein the plurality of display modules are fixed in the display module frame to form a single oil price display body; the display module frame is fixed in the framework; the transparent organic outer glass cover is fixed, sealed and covered on the surface of the display module frame by taking an observing surface of people as a reference; signals of the photosensitive sensor and the wireless emitter are transmitted to the control circuit; and the control circuit is used for controlling the power on-off of the display module. In the invention, the oil price display is controlled in a wireless way, thus it is more convenient to operate; and the control circuit is provided with the photosensitive sensor which can judge external environment light of a gas station and control the lightness of the display through controlling a software program. The invention is convenient to adjust the oil price and emit out light suitable for people to program as required.

The invention provides a waterproofing method for supporting roller bearing pedestals on a steel plate cold rolling line. An air purging pipe 5 is arranged at a position, located on the inner side of each bearing pedestal 2, below a water retaining rubber plate 4; an extremely thin wind line is formed towards a supporting roller; purging air 6 is sprayed to the shaft center line of the supporting roller 1 at an angle of 45 degrees, to form a compressed air barrier, namely liquid sputtered onto the section of shaft can be blown away by compressed air immediately, so that the liquid cannot enter the bearing pedestals 2 along with the rotation of the shaft; an air supply automatic system is additionally arranged on the air purging pipe 5; from start of spraying of a cooling medium pipe 7 to stop of spraying, the air supply system can be controlled; air is started to be purged immediately as long as a water path starts to spray water; and therefore, the waterproofing method can intelligently solve the problem of water entering the supporting roller bearing pedestals on the steel plate cold rolling line.

The invention relates to a quartz window installation structure for a rocket. According to the quartz window installation structure, a quartz window is installed on a rocket capsule. The rectangular pyramid-shaped quartz window 1 is arranged in a corresponding rectangular pyramid hole on the rocket capsule 4; the small end face of the quartz window 1 is flush with a capsule outer heat proof coating 6; the quartz window 1 is fixed on the rocket capsule 4 by a fixing plate 7 and connection standard pieces 5; nitrile rubber buffer materials 2 are adhered and filled to contact parts of the quartz window 1 and the rocket capsule 4 and contact parts of the quartz window 1 and the fixing plate 7; and heat proof putty 3 is filled into gaps between the quartz window 1 and the capsule heat proof coating 6. The quartz window installation structure for the rocket has the advantages that 1) all the parts contacting the quartz window 1 are adhered with the nitrile rubber buffer materials 2, so that impact influence is reduced; 2) the heat proof putty 3 is coated in the contact areas of the quartz window 1 and the heat proof coating 6 and rubbed down, so that heat flow cannot enter the capsule; and 3) the quartz window installation structure is successfully applied to sounding rockets in a meridian project, the sounding rockets pass the flight test, and the quartz window installation structure is mature in technical state and obvious in application effect.

The utility model relates to a treatment facility for comprehensively recycling high-rise feces, which belongs to the field of waterless toilets. It includes a toilet. The inner wall of the toilet is divided into a front wall, a side wall, a rear wall and a bottom wall. The bottom wall is provided with a feces outlet. It is characterized in that: it also includes a feces pipe, and the feces outlet is located behind the rear wall of the toilet; For setting, the bottom wall gradually lowers from the lower end of the front wall of the toilet to the position of the excrement outlet, the excrement outlet is connected to the excrement pipe, and the excrement pool is arranged below the excrement pipe. In the present invention, since the bottom wall is gradually lowered, and the feces outlet is located at the rear of the rear wall, the feces can directly fall into the feces outlet under the action of gravity when going to the toilet to enter the feces pipeline. The feces produced on each floor of the building fall from the feces pipe into the septic tank. This process does not need to be flushed with water. The feces entering the feces pipe does not contain water, which ensures its organic content and can be recycled as farmland fertilizer. This structure is suitable for It is used by building residents.

The invention discloses a portable veterinary injection device capable of achieving batch injection and simultaneous color spraying and marking, and belongs to the technical field of veterinary medical instruments. The portable veterinary injection device capable of achieving batch injection and simultaneous color spraying and marking is characterized in that an injection barrel with scales and a color spraying barrel are arranged in a protective sleeve, one end of the protective sleeve is provided with a syringe needle locking sleeve and a first through hole, the syringe needle locking sleeve is provided with a through hole, the through hole in the syringe needle locking sleeve is communicated with the through hole in the protective sleeve, a first small steel ball with holes is arranged between the first through hole in the protective sleeve and the through hole in the syringe needle locking sleeve, the first small steel ball with the holes can be located at the position of the first through hole in the protective sleeve and cannot penetrate through the first through hole in the protective sleeve, a piston is arranged in the injection barrel with the scales and connected with a piston rod, a reset spring is arranged between one end of the piston rod and one end of the protective sleeve, and the piston rod is of a hollow structure.

The invention relates to a solar photovoltaic roof tile component which comprises a laminate and a support base; the laminate is connected with the support base through a silica gel or foam tape; the support base is in a rectangular shape, and comprises a first long side, a second long side, a first short side, a second short side and a middle support beam; a long side upper baffle is arranged above the first long side, and a long side lower baffle which is in the opposite direction of the long side upper baffle is arranged above the second long side; and a short side upper cover and a short side lower cover of an M-shaped structure are respectively arranged above the first short side and the second short side. Compared with the prior art, the solar photovoltaic roof tile component has the advantages of quickness, simplicity and reliability in installation, good water-proofing performance, convenience in maintenance and the like.

The invention relates to a sealing device of a furnace nose for hot-galvanizing an aluminum wire. The sealing device comprises an upper sealing baffle, an air chamber and a lower sealing baffle, wherein one end of the upper sealing baffle is connected with a hot tensioning roller chamber of an annealing furnace, and the other end of the upper sealing baffle is connected with the air chamber; one end of the air chamber is connected with the upper sealing baffle, and the other end of the air chamber is connected with the lower sealing baffle; one end of the lower sealing baffle is connected with the air chamber, and the other end of the lower sealing baffle is connected with a furnace nose expansion joint; the upper sealing baffle comprises an upper sealing gate plate driven by an upper air cylinder; the lower sealing baffle comprises a lower sealing gate plate driven by a lower air cylinder; and a nitrogen introducing hole is formed in the air chamber. The sealing device is compact in structure, simple in operation and control and capable of effectively isolating the air inside and outside the annealing furnace during overhaul or zinc and aluminum residue clearing so as to improve the quality of a product.

The invention discloses a multifunctional air ventilator, which comprises a cap body, a cap cover, a spring and a steel ball. The lower end of the cap body is in threaded connection with a source nipple of a box body. A ring groove is circumferentially formed on the lateral surface of the upper end of the cap body. A through hole is axially reserved in the cap body. A strip-type groove communicated with the through hole is radially formed on the end face of the upper end of the cap body, and is extended to the lateral surface of the upper end of the cap body. The bottom end of the spring contacts the steel ball, and the top of the spring is pressed against the inner surface of the cap cover buckled with the cap body. The invention has the advantages that the multifunctional air ventilator is attractive in appearance, compact in structure and small in outline dimension and nipple size, and a mounting space for the ventilator is saved; 2, problems about dust and damp prevention during the application of the air ventilator in a special environment are solved; and 3, the pollution of external pollutants to lubricating oil is completely eradicated, so that the replacement cycle of the lubricating oil is prolonged, and the service life of a gearbox is prolonged.

The invention discloses a safety mechanism. The safety mechanism comprises a cover plate, a bottom plate, a protection door and a return spring. A second inclined plane, a first inclined plane, rib plates, a middle groove and a limiting boss are arranged on the front face of the protection door. The cover plate is provided with side plates, two bolt holes and two paralleled rib plates. The bottom plate is provided with a protruding rib and two through holes. The middle groove of the front face of the protection door is matched with the two paralleled rib plates, and enables the protection door to move along the two paralleled rib plates front to back to form opening and closing when the return spring is compressed and extended. When the protection door is stressed on one side, the protection door deflects towards the other side, a sinking edge sinks into the through holes of the bottom plate and stops the protection door from sliding towards one side, and the limiting boss of an cocking-up edge of the protection door is inserted into an inserting hole of the cover plate and prevents the protection door from sliding backwards and being opened. The side plates surrounding the cover plate can guarantee the protection door to slide horizontally so that the protection door is always arranged in a closed state. Besides, thin and long conducting materials can be prevented from contacting live parts when being inserted from the inserting hole in any angle, and therefore possibility of electric shock is reduced.

The invention relates to a waterless closestool suitable for comprehensively recycling excrement and belongs to the field of waterless toilets. The waterless closestool comprises a closestool body, the inner wall of the closestool body is divided into a front wall, a lateral wall, a rear wall and a bottom wall, and an excrement outlet is formed in the bottom wall; the waterless closestool is characterized in that the lateral wall and the rear wall are both vertical planes, the excrement outlet is arranged behind the rear wall, the bottom wall is obliquely arranged, and the bottom wall gradually lowers from the lower end of the front wall to the position of the excrement outlet. As the lateral wall and the rear wall of the closestool body are both vertical, the bottom wall lowers gradually and the excrement outlet is arranged behind the rear wall, the excrement can directly fall into the excrement outlet under the gravity force action and then fall into an excrement pipeline in defecation; water flush is avoided in the process, the excrement in the excrement pipeline contains no water, the organic ingredients are guaranteed, and the excrement can be recycled to be used as a farmland fertilizer; as the water flush is avoided, a lot of water is saved; furthermore, the waterless closestool is suitable for building residents to use.

The invention discloses a micro-pore aeration system, which is used for the bottom aerobic aeration of the sewage biological treatment, and mainly consists of a micro-power aeration device, an air distribution pipe network, an air supply main pipe, a water-sealing safety device, a main valve, a blower, an air filter and an end drain device. The micro-pore aeration device mainly consists of a hydrophobic effect micro-pore aeration diaphragm, a soft capsule, an elevation-type check valve plate, a press cover and a base; the water-sealing safety device consists of a Y-shaped tee pipe, a U-shapedpipe, an adjusting pipe and a pressure stabilizing pipe; and the end drain device mainly consists of a drain tank, a drain pipe, a drain valve, a discharging pipe and an air release valve. Compared with the similar advanced technologies both at home and abroad, the micro-pore aeration system has the advantages that the service life is greatly prolonged, while the aeration efficiency is improved and the running power consumption is reduced, and the service life can reach more than 20 years, so the total cost of the sewage treatment is greatly reduced, and the vast economic benefit can be realized.

The invention discloses a supplementing electrical control method for safety protection of a gantry crane. A gantry crane alarm, a fence door electromagnetic lock, a first button switch, a second button switch, a circuit breaker, a cross-shaped limiting sensor, a first limiting switch, a second limiting switch, a wireless signal transmitter, a wireless signal receiver, an integrated controller, a first relay, a second relay, a third relay, a fourth relay and a passing alarm lamp are used in the supplementing electrical control method. All of the electrical components except the fence door electromagnetic lock and the wireless signal receiver are connected to a control circuit. Automatic alarming of the gantry crane alarm can be achieved, and constructors are prompted to pay attention to avoiding. When the gantry crane runs to the range within five meters of a vertical shaft, the fence door electromagnetic lock can be controlled to be locked, it is ensured that the constructors cannot enter a fence door, and favorable conditions are provided for construction safety. When the fence door is opened, it is shown that the constructors pass below the vertical shaft, the gantry crane is controlled to be forbidden to run towards the vertical shaft area, and the construction safety of the constructors is ensured.

The invention relates to a pedaled inner-outer-partition-type dustbin which comprises a half bin cover, a bin body and a garbage container. A rotary drum is mounted at the upper end of the inner portion of the bin body and directly faces the garbage container at the bottom end of the inner portion of the bin body, one side of the bin body is connected with a side cover, a pedal is mounted at the bottom end of the inner portion of the side cover, the pedal, a connecting rod, a rocker and the bin body form a four-rod mechanism in the side cover, the rocker is connected with a pawl which is mounted on the outer wall of the bin body in the side cover, the pawl is embedded among tooth faces of a rachet wheel through a spring, the rachet wheel is mounted on the end portion, positioned in the side cover, of a rotary shaft of the rotary drum, and the axis of the rachet wheel is coincident with that of the rotary shaft of the rotary drum. The pedaled inner-outer-partition-type dustbin aims at solve the problems of unhappy feelings caused by the fact that users see garbage in dustbins when throwing garbage and free escaping of smells and mosquito breeding in the dustbins, and internal space of the dustbin is constantly isolated from the outside.

The invention provides a waterproofing method for supporting roller bearing pedestals on a steel plate cold rolling line. An air purging pipe 5 is arranged at a position, located on the inner side of each bearing pedestal 2, below a water retaining rubber plate 4; an extremely thin wind line is formed towards a supporting roller; purging air 6 is sprayed to the shaft center line of the supporting roller 1 at an angle of 45 degrees, to form a compressed air barrier, namely liquid sputtered onto the section of shaft can be blown away by compressed air immediately, so that the liquid cannot enter the bearing pedestals 2 along with the rotation of the shaft; an air supply automatic system is additionally arranged on the air purging pipe 5; from start of spraying of a cooling medium pipe 7 to stop of spraying, the air supply system can be controlled; air is started to be purged immediately as long as a water path starts to spray water; and therefore, the waterproofing method can intelligently solve the problem of water entering the supporting roller bearing pedestals on the steel plate cold rolling line.

The invention relates to a waterless closestool suitable for comprehensively recycling excrement and belongs to the field of waterless toilets. The waterless closestool comprises a closestool body, the inner wall of the closestool body is divided into a front wall, a lateral wall, a rear wall and a bottom wall, and an excrement outlet is formed in the bottom wall; the waterless closestool is characterized in that the lateral wall and the rear wall are both vertical planes, the excrement outlet is arranged behind the rear wall, the bottom wall is obliquely arranged, and the bottom wall gradually lowers from the lower end of the front wall to the position of the excrement outlet. As the lateral wall and the rear wall of the closestool body are both vertical, the bottom wall lowers gradually and the excrement outlet is arranged behind the rear wall, the excrement can directly fall into the excrement outlet under the gravity force action and then fall into an excrement pipeline in defecation; water flush is avoided in the process, the excrement in the excrement pipeline contains no water, the organic ingredients are guaranteed, and the excrement can be recycled to be used as a farmland fertilizer; as the water flush is avoided, a lot of water is saved; furthermore, the waterless closestool is suitable for building residents to use.

The invention discloses a fully-mechanized large methane tank (set) and a methane tank class group, in particular to a methane tank (set) and a methane tank class group device suitable for industrially producing methane. The invention solves the bottle neck problem which prevents the methane tank from developing into large scale, i.e. the existing methane tank can not effectively clear waste methane dregs. The invention adopts the production technology of mechanized feed and secondary waste methane dregs removal, can totally separate new methane material and waste methane dregs, can remove all waste methane dregs according to the flow in time and has simple and labor-saving production operation; in addition, the fully-mechanized large methane tank is provided with a temperature regulating device and facility as well as a heat preservation device and facility, so that the assembly line type and factory high-efficiency methane tank sets and class groups can operate forever once going into operation. The mechanized large methane tank equipment of the invention comprises a feed bin set, a bunker, a chassis driving machine, a sludge pump and the like and has the ancillary facilities of water pressure liquid adjusting tank, a residue liquid separation tank and the like, can build a microtype and small methane tank of which the volume can be dozens of kilometres to hundreds of kilometres, middle-sized methane tank sets and class groups of which the volume is thousands of and ten thousand of kilometres and large methane tank sets of which the volume is above hundred thousand of kilometres. The methane tank sets and class groups with large volume can take all substances including municipal solid waste which can produce methane as raw materials so as to realize the purpose of industrially producing methane.

The invention relates to the technical field of diabolo auxiliary equipment, and discloses a high-safety diabolo with multifunctional sound effect, including the main body of diabolo. The top of the diabolo main body is provided with a sounding whistle, one end of the sounding whistle is fixedly connected with a wedge, the wedge is movably connected with a deflection piece, a movable top plate ismovably installed inside the sounding whistle, a reinforcing rib is fixedly connected inside the window edge of the sounding whistle, and a sounding unit is fixedly installed inside the diabolo main body. The high-security diabolo with multifunctional sound effects, by using the sound whistle with the muffler. The invention makes the opening and closing of the muffler convenient to realize the change of pitch, volume and harmony, and makes the traditional diabolo take a small step from the monotonous sound to the musicalization of the diabolo sound. By setting the pronunciation unit, the diabolo can realize the function of changing pitch, volume and harmony.

The invention provides a powdery oil shale retort for heating by using semicoke generated by retorting as fuel. An annular semicoke passage is formed between a rotating inner cylinder and a rotating outer cylinder; a chamber communicated with the annular semicoke passage is formed in a front rotation supporting body, and the chamber is connected with an ignition material inlet; a chamber communicated with the annular semicoke passage is formed in a back rotation supporting body, and a smoke outlet and a slag outlet are formed in the chamber; the front end of a spiral material pusher with a raw material injection opening is connected with the back end of the rotating inner cylinder through a back fixing cylinder and a back sealing mechanism; the front end of the rotating inner cylinder is connected with a front fixing cylinder through a front sealing mechanism; an oil gas outlet is formed in the front fixing cylinder and a semicoke conveying pipe is arranged on the front fixing cylinder; the semicoke conveying pipe is connected with a spiral semicoke feeder; the discharging end of the spiral semicoke feeder is communicated with the annular semicoke passage; a material sealing clearance is formed at the discharging end of the spiral semicoke feeder. The combustion energy of the by product semicoke of retorting is fully used and the discharge amount of the by product is reduced as much as possible.

The invention relates to the technical field of remediation agent adding, and especially relates an agent adding device for soil remediation. The invention aims to solve the technical problems that agents need to be added regularly, the melting effect of solid particles is poor, and agents with different characters cannot be proportioned at the same time. In order to solve the problems, the invention provides the agent adding device for soil remediation, the agent adding device for soil remediation comprises a stirring device, the top of the stirring device is fixedly connected with an agent grinding device and an agent feeding device, and the top of the agent grinding device and the top of the agent feeding device are both fixedly connected with feeding pipe valves. Through the arrangement of the agent grinding box and the agent box, a large number of agents can be added at the same time at a time, so the operation process of manual intervention is reduced; solid particle agents are smashed through height rotation of three transmission wheels and an inner gear ring, so the melting speed of the solid agents is increased; and the solid agents and liquid agents can be quantitativelyadded into the agent storage box at the same time through the arrangement of the agent feeding wheel and a cam. The device is simple, efficient and high in practicability.

The invention relates to the field of explosion-proof diesel engine emission environmental protection, in particular to a novel mining intelligent controllable waste gas circulation device and a control method. An inlet of a heat preservation type waste gas temperature regulator is connected with an outlet of an explosion-proof electric control diesel engine; a temperature sensor and a pressure sensor are installed in the heat preservation type waste gas temperature regulator; the heat preservation type waste gas temperature regulator is connected with inlets of three sets of waste gas circulation intelligent follow-up multi-way control devices through a heat preservation pipe I, a heat preservation pipe II and a heat preservation pipe III; the three sets of waste gas circulation intelligent follow-up multi-way control devices are communicated with an inlet of a water-cooled multi-pipeline temperature control device through high-temperature rubber pipes; an outlet of the water-cooled multi-pipeline temperature control device is communicated with an explosion-proof proportional electromagnetic valve; a waste gas outlet of the explosion-proof proportional electromagnetic valve is connected with the explosion-proof electric control diesel engine; and an explosion-proof host is connected with the explosion-proof electric control diesel engine, the temperature sensor, the pressure sensor, the waste gas circulation intelligent follow-up multi-way control devices and the explosion-proof proportional electromagnetic valve through electrical circuits.

The invention relates to the field of environmental protection of explosion-proof diesel engine emissions, in particular to a novel mining intelligent controllable exhaust gas circulation device and a control method. The inlet of the thermal insulation type exhaust gas temperature regulator is connected to the outlet of the explosion-proof electronically controlled diesel engine. The temperature sensor and the pressure sensor are installed in the thermal insulation type exhaust gas temperature regulator. The thermal insulation type exhaust gas temperature regulator passes through insulation pipe I, insulation pipe II and insulation pipe III respectively. It is connected with the inlets of the three groups of intelligent follow-up multi-channel control devices for exhaust gas circulation. The outlet of the device is connected to the explosion-proof proportional solenoid valve, and the exhaust gas outlet of the explosion-proof proportional solenoid valve is connected to the explosion-proof electronically controlled diesel engine; the explosion-proof host is respectively connected to the explosion-proof electronically controlled diesel engine, temperature sensor, pressure sensor, and exhaust gas circulation through the electrical circuit. Intelligent follow-up multi-channel control The device is connected to the explosion-proof proportional solenoid valve.

The invention relates to a water-blaster blocking-preventing device of a gravity type filter. The water-blaster blocking-preventing device comprises a gravity type filter water bin (1), a water jetting pipe (2), a water-blaster (4) and a water return pipe sealing water box (5), wherein a port of the water jetting pipe (2) is arranged in the gravity type filter water bin (1), the other port of the water jetting pipe (2) is connected with the upper end of the water-blaster (4), and the lower end of the water-blaster (4) is connected with a backlashing water pipe and is positioned in the water return pipe sealing water box (5); the water-blaster blocking-preventing device is characterized in that the filter (3) is arranged on the water jetting pipe (2) arranged between the gravity type filter water bin (1) and the water-blaster (4), and the filter (3) guarantees that small plastic granules do not enter the water-blaster (4). The water-blaster blocking-preventing device provided by the invention has the advantages that the filter is additionally arranged on the front section of the water-blaster of the water jetting pipe of the gravity type filter, a condition that the small plastic granules do not enter the water-blaster is guaranteed, and the water-blaster is kept unobstructed.