314results about How to "Not easy to get hurt" patented technology

The invention relates to a crushing equipment for petroleum coke, in particular to a special crushing equipment for petroleum coke capable of intermittent feeding. The technical problem to be solved by the present invention is to provide a special petroleum coke crushing equipment capable of intermittent feeding, which is fast in crushing speed, high in working efficiency, not easy to be injured in the crushing process, and easy to operate. In order to solve the above technical problems, the present invention provides such a special crushing equipment for petroleum coke capable of intermittent feeding, which includes a bottom plate, a collection frame, a right side plate, a shell, a lower hopper, a crushing frame, etc.; the top of the bottom plate passes through The collection frame is installed by bolt connection, the right side plate is installed on the top right side of the bottom plate by bolt connection, the shell is installed on the top of the right plate by bolt connection, and an intermittent feeding device is installed in the shell. The present invention filters the petroleum coke dropped from the crushing frame through the filter frame, so that the petroleum coke that is not broken completely can be filtered in the filter frame.

The invention relates to a derusting device for steel bars for construction, in particular to a high-efficiency derusting device for steel bars for construction. The technical problem to be solved by the present invention is to provide a high-efficiency derusting equipment for building steel bars that does not require a large amount of labor, has short derusting time, and is not easy to be injured during the derusting process. In order to solve the above technical problems, the present invention provides such a high-efficiency derusting equipment for steel bars for construction, which includes a bottom plate, legs, support plates, top plate, first motor, cam, frame, vertical bar, etc.; Outriggers are installed on the sides by bolts, support plates are installed on the left and right sides of the top of the bottom plate by bolts, and a top plate is installed on the top of the support plate by bolts. In the present invention, the first steel wire brush and the second steel wire brush move left and right to double derust the steel bar, so that the derusting effect of the steel bar is better, and at the same time, the rotation of the steel bar is improved.

The invention provides crab binding equipment. The crab binding equipment comprises a drive assembly, an installing plate, a fixed table, a crab fixing assembly and a binding assembly. The fixed table is installed on the upper plate face of the installing plate, a groove for containing a crab is formed in the top face of the fixed table, the fixed table is provided with four containing grooves, two containing grooves form a set and are coaxially formed, the two sets of containing grooves are vertically formed, and the two containing grooves in the same set are both communicated with the groove. The crab fixing assembly is installed on the installing plate, and the drive assembly is in drive connection with the crab fixing assembly to drive the crab fixing assembly to move towards the groove and abut against the crab. The crab binding equipment is simple and reasonable in structure, convenient to machine and manufacture, low in manufacturing cost and convenient to install and use; meanwhile, the crab can be rapidly fixed through the crab binding equipment, a worker is not easily hurt in the fixing process, crab claws of the crab are not easily damaged, the crab binding efficiency is improved, and meanwhile the crab binding equipment is safe, reliable and convenient to use.

The invention relates to a steel bar rust cleaner for a building, and in particular relates to a portable steel bar rust cleaner for a building. The portable steel bar rust cleaner for the building is time and force saving, hardly damaged during the rust cleaning, and simple and convenient to operate. The portable steel bar rust cleaner for the building comprises a bottom plate, etc., wherein a left side plate is mounted at the left side of the top part of the bottom plate in a bolt connecting manner; a left and right moving device is arranged on the top part of the bottom plate; a fixing device is arranged at the right side of the left side plate. According to the portable steel bar rust cleaner for the building, steel wire brushes arranged at the inner front side and the inner rear side of an annular block are utilized to completely clean the rust on a steel bar; meanwhile, scrap iron falling during the rust cleaning of the steel bar can be blown away through air as an air port moves left and right.

The invention relates to vegetable slicing equipment, in particular to quick vegetable slicing equipment. According to the technical aims, the quick vegetable slicing equipment is not likely to hurt the hand, saves time and labor and is high in working efficiency. In order to achieve the above technical aims, the quick vegetable slicing equipment is provided and comprises a base plate and the like; and the top of the base plate is sequentially provided with a support, a table and a collecting frame in a bolt connecting manner from left to right, the support is located on the left side of the table, a top plate is connected to the top of the support through a bolt connecting manner, and a driving device and a slicing device are arranged on the right side of the bottom of the top plate. According to the quick vegetable slicing equipment, the manner that a cutter moves up and down continuously is adopted, vegetables can be quickly sliced, and the vegetable slicing working efficiency is improved by a pushing device further.

The invention relates to a cutting machine, in particular to a leather hose cutting machine for fire-fighting equipment production. According to the leather hose cutting machine for fire-fighting equipment production, the cutting efficiency is high, and operators are not liable to be injured in the cutting process. The leather hose cutting machine for fire-fighting equipment production comprises abottom plate and the like; supporting legs are mounted at the four corners of the bottom plate correspondingly; a supporting plate is mounted on the left portion of the top of the bottom plate; a topplate is horizontally mounted on the top of the supporting plate; a compressing device is arranged on the front side of the top plate, and a cutting device is arranged on the right upper portion of the top plate; and the cutting device is located on the right portion of the compressing device, and a cutting part of the cutting device is located above the bottom plate. According to the leather hose cutting machine for fire-fighting equipment production, a leather hose is pressed through the compressing device and cut through the cutting device, and thus the effects that the cutting efficiencyis high, and the operators are not liable to be injured in the cutting process are achieved.

The invention discloses a box-building type optical fiber splicing unit capable of being repeatedly opened and used, comprising a front-mounted box assembly used for fixing an optical fiber and a rear-mounted box assembly used for fixing the optical cable coating of the optical fiber, wherein and the front-mounted box assembly and the rear-mounted box assembly are fixedly connected; the front-mounted box assembly comprises a shell, a building cover, a front-mounted box, a V-slot metal block, a lock pin and a guide block, and the building cover is arranged on the shell; the front-mounted box, the V-slot metal block, the lock pin and the guide block are arranged in the shell; the box is provided with floating ribs and building slots; the building cover comprises building arms and building bodies; the building bodies and the building slots fit; the shell is also provided with an opening cover; the opening cover and the building cover are relatively arranged; the opening cover comprises at least one top plate; and the top plate can act on the building arms of the building cover and open the building cover. The optical fiber splicing unit has simple and reliable splicing structure, short site operating time and low overall manufacture cost and greatly reduces the terminating difficulty of optical fiber splicing.

The invention relates to a reinforcing steel bar rust removing device, in particular to a reinforcing steel bar rust removing device for building. The reinforcing steel bar rust removing device for building aims to achieve the technical effects of saving time and effort, being high in work efficiency and easy and convenient to operate and preventing people from being hurt in the dust removal process. The reinforcing steel bar rust removing device for building comprises a base plate, a n-shaped frame, sliding rails, first sliding blocks, a cross plate, a clamping sleeve and the like. The right side of the top of the base plate is provided with the n-shaped frame in a bolted connection manner. The lower portion of the left side face and the lower portion of the right side face in the n-shaped frame are provided with the sliding rails in a bolted connection manner. The first sliding blocks are arranged on the sliding rails and matched with the sliding rails. The first sliding blocks are in sliding fit with the sliding rails. According to the reinforcing steel bar rust removing device, under the action of a cross rod and a second sliding block, a second rack can more stably move up and down, rust removal of a reinforcing steel bar is not influenced, the time and effort are saved, and the work efficiency is high.

The invention relates to an integrated device, and in particular, relates to a medical instrument cleaning and disinfection integrated device. The technical problem to be solved by the invention comprises that provided is the medical instrument cleaning and disinfection integrated device which saves time and labor, allows people to be not easily hurt by sharp medical instruments in the process ofdisinfection, and not only can disinfect the medical instruments but also can swash the medical instruments. For solving the technical problems, the invention provides the medical instrument cleaningand disinfection integrated device, wherein the device includes a first box body, a vertical plate and the like. A rotating device is arranged in the middle of the bottom of the interior of the firstbox body, a rotating rod is connected onto a rotating part of the rotating device, and transverse plates are arranged at the left side and the right side of the lower part of the rotating rod symmetrically; the top parts of the transverse plates are provided with a placing frame, and the placing frame is reticular. Through the swashing device, the integrated device can swash the medical instruments while disinfecting the medical instruments, has no need of people to swash the medical instruments firstly, and achieves the effects of saving time and labor, and not only disinfecting the medical instruments but also swashing the medical instruments.

The invention relates to rebar rust removing equipment for construction, in particular to rapid rebar rust removing equipment for construction. According to the rapid rebar rust removing equipment for construction, time and labor are saved, work efficiency is high, and people are not liable to be injured in the dust removing process. The rapid rebar rust removing equipment for construction comprises a base plate, a first sliding block, a first vertical plate, a fixed plate, first electric wire winding wheels, a first pulling wire, first springs, a connecting rod, a steel wire brush and the like. A rotating device is arranged on the left side of the top of the base plate. A sliding groove is formed in the right side of the top of the base plate. The first sliding block slidably matched with the sliding groove is arranged in the sliding groove. By means of double fixing of a fixing sleeve and a U-shaped fixing sleeve, a rebar is more stable at the time of dust removing, meanwhile, the dust removing effect of the rebar is not affected, time and labor are saved, and working efficiency is high.

The invention relates to rust removing equipment, in particular to steel bar rust-removing equipment for bridge construction. The invention aims to provide the steel bar rust-removing equipment for the bridge construction which can achieve the effects that the time and the labor are saved, the rust removing effect is good, manual rust removing operation is not needed, and hands are not prone to behurt. In order to achieve the effects, the steel bar rust-removing equipment for the bridge construction comprises supporting legs and the like; the supporting legs are arranged on the left side surface and the right side surface of a transverse plate, a transverse rod is installed at the top ends of the supporting legs on the left side and the right side, a first fixing block is installed on theupper portion of the front side of the supporting leg on the right side, a first trumpet-shaped through hole is formed in the middle of the first fixing block, a conveying device is arranged betweenthe top of the transverse plate and the transverse rod, and a rust removing device is arranged between the middle of the top of the transverse plate and the bottom of the transverse rod. According tothe equipment, through a scraping device, a steel bar can preliminarily undergo rust removing, so that the steel bar is subjected to rust removing more completely, and the effects that the time and the labor are saved, the rust removing effect is good, the manual rust removing operation is not needed, and the hand is not prone to be hurt are achieved.

The invention relates to an automatic tea leave withering room, which consists of a sun lounge and equipment installed inside the lounge. The room has the characteristics that the sun lounge is a sheltering room provided with at least a surface which is exposed to sunlight and made of a transparent material; a humidity-discharging device is arranged at the lower part of the room; and the equipment installed inside the room comprises a left bracket and a right bracket, wherein, two sets of synchronous chain wheel and chain combinations are fixed on the both brackets respectively, each set comprises at least two chain wheels and a chain connecting with both wheels, a hook is positioned on part of the pin roll of the chain at a constant angle, a rest is fixed between corresponding hooks of the two chains, at least two corresponding chain wheels of the two chain wheel and chain combinations are taken as the driving synchronous chain wheels and driven by the power mechanism, and a supporting slide track is arranged below the chains and fixed on the brackets. The invention has the advantages that the sun lounge makes good use of the forces of nature, and is windproof, rainproof, sanitary, clean and free from the defects of open-air drying. Moreover, the drying equipment installed inside the room can transfer tea leaves from the sunlight area to the shady area and vice versa for alternate withering.

The invention discloses a full-automatic workpiece assembly device. The full-automatic workpiece assembly device comprises a base (1), and a sliding table (2) is connected with the base (1) in a sliding mode; a stopper (3) is arranged on the base (1) in the moving direction of the sliding table (2), a material barrel (4) used for containing a rotary shaft (1) is arranged on the portion, above the stopper (3), of the base (1), a first linear rack (6) is connected with the portion, above the sliding table (2), of the base (1) in a sliding mode through a first guide block (5), and an ejector pin (7) is arranged at the lower end of the first linear rack (6) and used for pushing the lower end of the rotary shaft (01) to enter an installation hole (03) in a disc (02). By means of the device, operating personnel can be prevented from being injured, continuous assembly work of the rotary shaft and the disc can be conducted, and therefore, the full-automatic workpiece assembly device is higher in assembly automation and safer in assembly.

The invention relates to the technical field of agricultural machinery, in particular to a rotary fruit picking manipulator. The rotary fruit picking manipulator comprises a fruit grabbing mechanism and a rotary drive mechanism, wherein the rotary drive mechanism comprises a rotary drive unit, a second supporting part, a guide limiting unit and an axial elastic supporting unit; the rotary drive unit is arranged in the second supporting part; the rotary drive end of the rotary drive unit is connected with a first supporting part, a fruit is clamped or grabbed firstly through a grabbing assembly of the fruit grabbing mechanism, then the fruit grabbing mechanism is driven by the rotary drive mechanism to rotate, and then a fruit stalk is separated from a branch rotationally. The picking manipulator completely imitates the picking motion of people, the fruit stalk and the fruit cannot be separated, the fruit cannot be damaged, the manipulator is simple, compact and ingenious in structure, and the problem that a traditional manipulator is large and cannot reach certain parts of a fruit tree is solved.

The invention relates to a flooding prevention device for a parking lot. The flooding prevention device comprises an air pump, an air sac, a controller and a first water level sensor. The bottom of the air sac is fixedly arranged on the ground of the parking lot, and the first water level sensor is arranged on the outer side of the air sac and is electrically connected with the controller. When the first water level sensor detects water outside the air sac, the first water level sensor transmits an alarm signal to the controller, the controller controls the air pump to inflate the air sac so that the air sac can uprise, and after the air sac rises, a first closed water wall is formed around a vehicle packed on the parking lot to isolate the vehicle from the water. The flooding prevention device for the parking lot is high in practicality, and can isolate the vehicle from the water by a physical isolation method when in a flood, so that the vehicle is effectively protected from immersing in the flood, and loss is reduced. Besides, by the aid of the air sac serving as an isolation tool, the air sac can be inflated to rise and can wrap the vehicle effectively, so that vehicle paint cannot be damaged while the vehicle can be sufficiently protected.

The invention discloses a new-type static-free electricity rubber pad, belonging to the technical field of static-free electricity rubber mat. The weight part compositions of ingredients of the static-free electricity rubber mat are as follows: 28-31 shares of nitrile rubber, 1.2-1.6 shares of zinc oxide, 0.35-0.50 shares of stearic acid, 0.8-1.2 shares of engine oil, 3.0-4.0 shares of dioctyl, 0.3-0.8 shares of sulfur, 0.8-1.4 shares of accelerant, 11-15 shares of carbon black, 2.5-3.5 shares of white soot, 0.7-1.0 shares of xylene resin, 2.6-3.2 shares of light calcium and 0.5-0.85 shares of vesicant. The invention is made by common technique. The invention has good static-free electricity effects and can be applied on occasions where high requirements on static electricity are needed, so as to guard against the bad effects of static electricity and potential dangers.

The invention discloses an intelligent continuous assembly blanking device. The intelligent continuous assembly blanking device comprises a base (1); the base (1) is slidingly connected with a slide table (2); the base (1) is provided with a stopper (3) in a moving direction of the slide table (2); the base (1) is provided with a charging barrel (4) above the stopper (3); the base (1) is slidinglyconnected with a first straight rack (6) above the slide table (2); an ejector rod (7) is arranged at the lower end of the first straight rack (6); a pushing block (8) is arranged on the side wall ofthe first straight rack (6), and is provided with a through hole (9); and a vertical rod (10) is slidingly connected into the through hole (9). The intelligent continuous assembly blanking device canprevent the hand injury of operators, can continuously assemble rotating shafts and discs, and is higher in assembly automation and safer in assembly.

The invention relates to crushing equipment, in particular to crushing equipment for corrugated paper recovery. The crushing equipment for corrugated paper recovery is higher in crushing efficiency and not easy to injure crushing operators. The crushing equipment for corrugated paper recovery comprises a box and the like; support legs are mounted at four corners at the bottom of the box; a frame body is mounted in middle of the top of the box; the bottom of the frame body communicates with the top of the box; an unloading hopper is mounted at the top of the frame body, and communicates with the frame body; an inclined plate is aslant mounted at the middle part in the box, and is arranged in a left-high and right-low manner; a first discharge port is formed in the lower part of the right side surface of the box; a first crushing mechanism is arranged in the frame body; and a second crushing mechanism is arranged in the box. The first crushing mechanism is used for primarily crushing corrugated boards, and the second crushing mechanism is used for secondarily crushing the corrugated boards to achieve the effects of higher crushing efficiency and difficult injury of the operators.

The invention relates to an aiming method for a shooting game. A game device includes a control system, a shooting device for the game and a screen. The aiming method includes that the control system is utilized to start a zero adjustment function, an image and a target to be captured and shot are displayed through the screen, cut and amplified and are opposite to the center position of a sighting telescope, the control system is utilized to control the shooting device and shoot the target to be shot on the screen to enable a shot point to be displayed on the screen and the sighting telescope, then whether the shot point and the center of the sighting telescope coincide is judged, on yes judgment, zero adjustment is finished, on no judgment, image cases of the shot target are adjusted through the control system till the shot point on the screen moves to the position coinciding with the center of the sighting telescope to finish the zero adjustment of the shot point, then the center of the sighting telescope is utilized to aim at the target on the screen, the shooting game is conducted, and the aims of fast aiming and accurate shooting can be achieved.

The invention relates to a mixing and preparing device, in particular to a mixing and preparing device for concrete materials. The mixing and preparing device for the concrete materials aims to automatically stir and be safe and easy to operate. The mixing and preparing device for the concrete materials comprises a base, a rack mounted on the base, a mixing barrel rotationally mounted on the rack,a driving assembly mounted on the rack, ,a mixing and preparing assembly mounted between the base and the rack and an inclination assembly mounted between the rack and the mixing barrel. In the feeding process, the device does not conduct stirring, and workers are not prone to being hurt; and the uniform mixing process is carried out in a closed environment, and the problems that concrete splashes during stirring, concrete raw materials are wasted, and after the concrete materials are mixed, the mixing barrel can be automatically driven to incline when parts of the device reset, and the mixedconcrete is poured out can be effectively prevented.

The invention relates to cutting equipment, in particular to rapid cutting equipment for a silica gel high-voltage wire. The rapid cutting equipment for the silica gel high-voltage wire aims to achieve the effects of being time-saving and labor-saving, high in cutting speed and not prone to damage hands. The rapid cutting equipment for the silica gel high-voltage wire comprises supporting legs andthe like, wherein the tops of the supporting legs are connected with a placement plate, and the placement plate is horizontally arranged; a cutting groove is formed in the left side of the placementplate, a support is vertically installed on the right side of the top of the placement plate in a bolt connection mode, and the top of the left side face of the support is horizontally connected witha top plate in a bolt connection mode; and a driving device and a cutting device are arranged at the bottom of the top plate, and the driving device is located on the right side of the cutting device.According to the rapid cutting equipment for the silica gel high-voltage wire, a first motor is adopted as driving so that a cutter can move up and down to cut the silica gel high-voltage wire in a reciprocating mode, operation is simple, use is convenient, and the effects of being being time-saving and labor-saving, high in cutting speed and not prone to damage the hands.

The invention relates to a punching device, in particular to a board punching device. the board punching device is high in punching speed, and an operator is not prone to being hurt. The board punching device comprises a hollow bottom plate, supporting legs, first sliding blocks, a containing plate, a 7-shaped plate and the like; the supporting legs are arranged at the four corners of the bottom of the hollow bottom plate, sliding grooves are formed in the left and the right of the top of the hollow bottom plate, the first sliding blocks are arranged in the sliding grooves in a sliding manner,the containing plate is arranged on the tops of the first sliding blocks, an opening is formed in the containing plate, the 7-shaped plate is arranged on the right of the hollow bottom plate, and a left and right moving device is arranged on the top inside the 7-shaped plate. Through the left and right moving device, the position of the punching device is adjusted, through the punching device, the board is punched, a fixing device is arranged, and therefore when the board is punched, the board is more stable, and the effects that the punching speed is high, and the operator is not prone to being hurt are achieved.

The invention relates to a manipulator, in particular to a garbage picking manipulator. The technical problem to be solved by the present invention is to provide a garbage picking manipulator capable of cleaning up various garbage. In order to solve the above-mentioned technical problems, the present invention provides such a rubbish picking manipulator, including a hollow pole, etc.; the hollow pole is provided with an opening device; top connection. In the present invention, the first claw and the second claw are provided, and the two cooperate with each other to clamp the garbage from the ground, replacing the function of the human arm, and achieving the effect of protecting the operator from injury and disease. The clamping device of the claws enables the manipulator to clean up all kinds of garbage, the structure is simple, the operation is convenient, and the effect of being able to pick up various kinds of garbage and having a wide application range is achieved.

The invention relates to a ball-serving device, in particular to a ball-serving device for sports tennis training. The technical problem to be solved by the present invention is to provide a ball-serving equipment for sports tennis training with regular throwing rules and convenient training. In order to solve the above-mentioned technical problems, the present invention provides such a ball-serving equipment for sports tennis training, which includes a runner, a motor, a pillar, a sawtooth, a ball throwing device, a ball pushing device, etc.; , the front side of the pillar is provided with a motor, the front side of the motor is provided with a runner, the runner is provided with sawtooth, the middle part of the back side of the working box is provided with a curved plate, and the top of the curved plate is provided with a pusher device, which is connected with the motor. The left side is connected, and the bottom of the curved plate is provided with a throwing device. The present invention achieves the effects of regularity in throwing and convenient training. The device utilizes a ball throwing device and a ball pushing device in conjunction with one motor power to realize regular serving, which is beneficial to individual individual training and is convenient to use.

The invention relates to a planing polishing device, in particular to a planing polishing device for wood. The technical problem to be solved by the invention is to provide a planing polishing devicefor wood, which saves time and prevents operators from being injured. In order to solve the above technical problem, the invention provides such a planing polishing device for wood, which comprises abox body and the like; the top of the box body is provided with a handle; the right side of the bottom of the box body is provided with a first opening; the four corners of the bottom of the box bodyare all provided with stop blocks; the right side in the box body is provided with an arc baffle which is positioned above the first opening; the middle part in the box body is provided with a planingdevice; a planing component of the planing device is positioned in the first opening; the middle part below the box body is provided with a smoothing device. According to the invention, a wood can beplaned by the planing device, the planed wood is smoothed by the smoothing device, and a polishing device is also arranged, so that the smoothed wood is further polished, thereby achieving the effects of saving time and preventing the operators from being injured.

The invention relates to cutting equipment, in particular to leather cutting equipment for leather product production, and aims to provide the leather cutting equipment which is used for leather product production, can save time, has the high cutting efficiency and does not hurt operators easily during cutting. The leather cutting equipment for leather product production comprises a cutting platform and the like; the cutting platform is mounted at the tops of supporting plates; forward and backward moving devices are arranged on the cutting platform; fixing devices are arranged at moving partsof the forward and backward moving devices; and a cutting device is arranged at fixing parts of the fixing devices and is located above the cutting platform. According to the leather cutting equipment, the position of the cutting device is adjusted through the forward and backward moving devices, the height of the cutting device is fixed through the fixing devices, and leather is cut through thecutting device, so that the effects that the time is saved, the cutting efficiency is high and the operators are not prone to hurting during cutting are realized.

The invention discloses intelligent bodybuilding sports equipment convenient for control and operation. The intelligent bodybuilding sports equipment comprises a base, side plates, a bottom plate, a transverse plate, a cushion and a handle bar, the side plates are longitudinally welded on two sides of the middle top end of the base, a bottom plate in horizontal arrangement is welded on one side ofthe bottom of the base, and the transverse plate in horizontal arrangement is welded on one side of the top of the base. A guide rod is longitudinally connected at each of two ends of the top of a fixing seat, a plurality of counterweights are mounted outside the guide rods in a sleeved manner, a buffering structure is connected at each of two ends of the counterweights in a threaded manner, a roller is mounted at each of two ends of each counterweight, a threaded hole is formed in one side, close to the corresponding roller, of each of the two ends of each counterweight, two penetrating holes are formed between each two threaded holes, and each counterweight is mounted outside the corresponding guide rod through the corresponding penetrating hole. The equipment is convenient and quick inadjusting and comfortable in use and is less prone to wear, high in safety, long in service life and less prone to being damaged when in use. Assisted bodybuilding is realized through a hydraulic column, so that convenience is brought to control, and intelligent degree is high.

The invention discloses a breathing device capable of being used in plateau. The breathing device comprises an air conveying mechanism capable of generating compressed air through body actions, and a closed breathing mask, wherein the air conveying mechanism and the closed breathing mask are communicated through an air guide component; a one-way air guide component with an exhaust direction from the air conveying mechanism to the closed breathing mask is mounted in the air guide component; and the closed breathing mask is provided with an expiration back pressure adjusting mechanism for adjusting the pressure of air in the closed breathing mask. After users absorb air exhausted by the one-way air guide component, the air only can be exhaled through the expiration back pressure adjusting mechanism; when the pressure of the expiration back pressure adjusting mechanism is increased, the expiration pressure of the users is also increased, so that the probability of the users generating the altitude stress symptoms can be reduced; and as the air entering the closed breathing mask is generated through own sports of the users, the users can hike outdoors in plateau areas for a long time.

The invention relates to a processing device for waste leftover materials used in pharmaceutical packaging production, in particular to an efficient processing equipment for waste leftover materials used in medical packaging production. The technical problem to be solved by the present invention is to provide a high-efficiency processing equipment for waste scraps used in pharmaceutical packaging production that saves time and effort, is not easily injured when scraps are broken, can compress scraps, and does not affect the environment. In order to solve the above-mentioned technical problems, the present invention provides such a high-efficiency processing equipment for waste scraps used in pharmaceutical packaging production, which includes a bottom plate, a collection frame, a left side plate, a top plate, a fixing block, a crushing frame, etc.; the middle of the top of the bottom plate is connected by bolts way installed with collection box. In the present invention, the leftover materials can be better crushed by rotating the blade while moving up and down, and the crushed leftover materials can be compressed by the function of the first crushing teeth and the second crushing teeth.

A fire-extinguishing vehicle for extinguishing the fire accident on grassland and in forest is composed of vehicle body, wheels, power system, a controllable positioner, and fire extinguishing system which consists of a fire-extinguishing agent container, a screw delivering unit driven by motor, a heater, a cooler, a strong blower, and a fire-extinguishing gun.