30results about How to "Block the impact" patented technology

The invention discloses a marine propeller protection net, which comprises a net cover arranged on the periphery of the propeller and connected with the bottom of the hull; The protective net at the bottom of the propeller, the protective net at the bottom of the propeller and the rear protective net of the propeller are connected to each other and are respectively connected to the bottom of the hull; the present invention arranges a net cover around the propeller of the ship, which does not affect the effect of the water flow and the propeller, and can block the impact of foreign objects The propeller, and debris such as weeds or fishing nets are not easy to touch the propeller, and it is not easy to wrap around the propeller, which ensures the life of the propeller and the safety of the ship.

The invention discloses a ball grinding mill. The ball grinding mill comprises a machine frame and a ball grinding barrel. A motor is installed on the lower portion of the right end of the machine frame. The output end of the motor is connected with a speed reducer. The output end of the speed reducer is connected with a transmission shaft. The transmission shaft is provided with a drive gear. The left end and the right end of the ball grinding barrel are connected to the machine frame through rotating shafts. The rotating shaft at the right end is provided with a gear, and a protection cover is arranged outside the gear and the drive gear. The protection cover is provided with a hose stretching into the protection cover. The other end of the hose is connected with a piston barrel. The ball grinding barrel comprises an inner barrel body and an outer barrel body. A cooling cavity is formed between the inner barrel body and the outer barrel body. The cooling cavity is provided with a cooling liquid inlet and a cooling liquid outlet. A sound absorption material lining layer is arranged on the inner side of the inner barrel body. A lining plate is arranged on the inner side of the sound absorption material lining layer. A lifting groove is formed in the inner wall of the lining plate. The lifting groove and the inner wall of the lining plate are both provided with wear-resisting layers. A static elimination device is further arranged at the right end of the inside of the inner barrel body. The ball grinding mill is simple in structure, convenient to use, capable of achieving sound insulation and abrasion resistance, high in stability and long in service life.

The invention discloses a warehouse logistics safety intelligent lifting goods shelf. The warehouse logistics safety intelligent lifting goods shelf comprises a goods shelf shell, an electric rollinggate, a first supporting plate, a second supporting plate and a control box, wherein the electric rolling gate is arranged on the top of one side of the goods shelf shell, sliding rails are fixed on the two side walls of the goods shelf shell, the first supporting plate and the second supporting plate are arranged on the sliding rails, a first electric push rod is arranged outside one side of thegoods shelf shell, the first electric push rod is connected with the first supporting plate through a connecting piece, and a second electric push rod is arranged outside the other side of the goods shelf shell. According to the warehouse logistics safety intelligent lifting goods shelf, the first supporting plate and the second supporting plate are arranged so that more goods can be stacked, andthe space of the goods shelf is fully utilized; manpower is saved through the arrangement of the first electric push rod and the second electric push rod, the first supporting plate and the second supporting plate can be ascended and descended, and the electric rolling gate can be convenient to open and close; and the rolling gate made of a steel wire net enables a person to observe the goods inside the goods shelf from outside, and the goods can be counted without opening the rolling gate.

The invention provides an automobile safety belt which can prevent the upper body of a passenger from colliding forwards. The automobile safety belt comprises a left shoulder strap, a right shoulder strap, a left chest strap, a right chest strap, a left side waistband, a right side waistband, a left front waistband and a right front waistband, the upper end of the left shoulder strap and the upper end of the right shoulder strap are fixed to a first fixing ring and a second fixing ring respectively, the lower end of the left shoulder strap and the lower end of the right shoulder strap wind around a left positioning ring and a right positioning ring respectively and then are buckled by a first length adjusting buckle and a second length adjusting buckle respectively, one end of the left chest strap and one end of the right chest strap are fixed to the upper middle portion of the left shoulder strap and the upper middle portion of the right shoulder strap respectively, the other end of the left chest strap and the other end of the right chest strap wind around a first lock catch and a first spring bolt respectively and then are buckled by a third length adjusting buckle and a fourth length adjusting buckle respectively, one end of the left side waistband and one end of the right side waistband are fixed to a fifth fixing ring and a sixth fixing ring respectively, the other end of the left side waistband and the other end of the right side waistband pass around a left positioning ring and a right positioning ring respectively and are buckled by a fifth length adjusting buckle and a sixth length adjusting buckle respectively, the left front waistband winds around the left positioning ring and then is fixed to a second lock catch, and the right front waistband winds around the right positioning ring and then is fixed to a second spring bolt.

The invention discloses an LED driving power supply sealing structure. The LED driving power supply sealing structure comprises an upper shell, wherein a lower shell is movably arranged at the bottomof the upper shell, convex strips and fixed strips are fixedly connected with the bottom of the upper shell, the convex strips are arranged on front surfaces and back surfaces of the fixed strips, front surfaces and back surfaces of the convex strips are fixedly connected with the fixed strips, first grooves and second grooves are formed in the top of the lower shell, the first grooves are arranged in the top and the bottom of the second grooves, the first grooves communicate with the second grooves, and bottom ends of the convex strips and the fixed strips are respectively and fixedly arranged in the first grooves and the second grooves by binding agents. In the LED driving power supply sealing structure, the convex strips, the fixed strips, the first grooves and the second grooves are arranged, the assembly can be completed by a concave-convex connection mode and by matching the binding agents, so that the effect of sealing is achieved, a leakage phenomenon can be prevented, the LEDdriving power supply can normally work, the service lifetime of the LED driving power supply is prolonged, and people is convenient to use.

The invention discloses an intelligent omnibearing monitoring deep sea aquaculture net cage, which comprises a bottom plate. A floating plate is arranged at the top end of the bottom plate, six groups of fixing columns are fixedly connected between the bottom plate and the floating plate, and strong fishing nets are fixedly connected between the fixing columns. According to the intelligent omnibearing monitoring deep sea aquaculture net cage, feed is put into a storage disc, a driving motor at the top end of a feeding barrel drives a stirring rod in the feeding barrel to stir the feed to be uniform in size, the feed flows into the aquaculture net cage along a guide pipe, and the feed can be scattered more uniformly in the aquaculture net cage. Meanwhile, monitors arranged in the fixing columns can monitor multiple directions of various aquaculture net cages, the monitored content is transmitted to a terminal through communication, aquaculture personnel can observe the state of the aquaculture net cage in real time through the terminal, once the aquaculture net cage is damaged, the aquaculture net cage can be found and repaired in time, and the problem of non-uniform feed distribution is solved.

The invention discloses an LED (light-emitting diode) chip ITO (indium tin oxide) evaporator explosion-proof visible window which comprises an evaporator body, wherein a rotation frame is arranged in the evaporator body and provided with a plating pot; the plating pot is provided with an LED chip through a spring clamp; the rotation frame is connected with a drive motor through a rotating shaft; an output shaft of the drive motor is connected with the rotating shaft through a coupling; the rotation frame is connected with a guide rail through a rotary table; the evaporator body is also provided with a visible window; the visible window comprises a mounting base, an infrared optical crystal and an explosion-proof board; the infrared optical crystal and the explosion-proof board are connected with the evaporator body through the mounting base; the explosion-proof board is positioned on the inner side of the infrared optical crystal; and the inner side of the infrared optical crystal is provided with more than one reflector through a mounting bracket. The technical scheme effectively solves the problem that people can not completely know the conditions inside the evaporator since the visible range of the existing ITO visible window is narrow, and also solves the problem that the infrared optical crystal can easily burst up due to dense impacts of the metal particles.

The invention discloses a steel structure protective air-tight door with good impact resistance and a working method thereof, relates to the technical field of air-tight doors, and aims to solve the problem that an existing protective air-tight door is poor in use practicability and use feeling due to poor impact resistance. The steel structure protective air-tight door assembly comprises an upper mounting frame strip, a lower mounting frame strip connected with the two ends of the upper mounting frame strip, a right mounting frame strip and a left mounting frame strip, wherein the right mounting frame strip and the left mounting frame strip are connected between the upper mounting frame strip and the lower mounting frame strip. The fastening connection structures are in flange connection with the inner walls of the right mounting frame strip and the left mounting frame strip respectively; the connecting rod component is connected to the fastening connecting structure in an embedded and inserted mode, and a hinge structure is connected to the connecting rod component in a hoop mode; the protective air-tight door component is connected to the hinge structure through a flange; the rudder-shaped switch structure is connected to the protective air-tight door component in an embedded mode, and meanwhile the door opening handle component is connected to the surface of the protective air-tight door component in a welded mode.

The invention relates to the technical field of riding boot processing, in particular to a riding boot with an instep protection function and a processing technology. The riding boot comprises a sole, a vamp and a shoe barrel, a heel is fixedly connected to one side of the bottom of the sole, the top of the sole is fixedly connected with the vamp, the top of the vamp is fixedly connected with the shoe barrel, the vamp is composed of outer cow leather and inner cow leather, non-Newtonian fluid, a thin steel plate and a latex pad are arranged between the outer cow leather and the inner cow leather, the structure is simple, a common thick steel plate is changed into the thin steel plate, the weight is reduced, the impact force of horseshoe can be blocked through the characteristics of the non-Newtonian fluid, the boot is light, convenient and comfortable, the latex pad is connected to the side, close to the instep, of the thin steel plate, the feet can be protected, the riding boot is comfortable and light to wear, an air cushion and a soft pad attached to the sole are arranged on the sole, the impact force of the feet when a wearer gets off a horse can be effectively reduced, and the boot plays a great role in protecting foot joints.

The invention relates to the field of citrus reticulata and particularly relates to a rainwater collecting type fruit bagging bag. The rainwater collecting type fruit bagging bag comprises a bag body, wherein an opening is formed in the upper end of the bag body, the bag body comprises an inner bag body and an outer bag body, a waterproof layer is arranged at the outer side of the outer bag body, water blocking plates which are arranged in a uniformly-spaced manner are arranged between the inner bag body and the outer bag body, water through holes are formed in the water blocking plates in a staggered manner, and a bulge is formed on one end, close to a corresponding water through hole, of each water blocking plate; and water inlets are formed in the end parts of the two sides of the opening, and a flow guiding plate is arranged at one side of each water inlet in an outwards inclining manner. According to the rainwater collecting type fruit bagging bag, through collecting rainwater, the rainwater collecting structure can defend against hailstone impact in winter and can serve as an aqueous layer in summer so as to prevent pesticides from being sprayed to surfaces of fruits.

The invention discloses a shared electric bicycle positioning charging pile based on an NB-IOT technology, and the charging pile comprises a charging pile main body, wherein the side, provided with an operation panel and a display screen, of the charging pile main body is a front side, and the side opposite to the front side is a back side; and a protection structure which can protect the front side of the charging pile body, the protection structure comprises a protection shell of a cylindrical structure, a notch is formed in one side of the protection shell, and the protection shell is connected to the outer side of the charging pile body in a sleeving mode; wherein the protection shell can rotate around the axis of the protective shell and is provided with a first positioning position and a second positioning position, when the protection shell is located at the first positioning position, the notch is located on the front side of the charging pile body, and when the protection shell is located at the second positioning position. And after using of the charging pile is finished, the protection shell is rotated to the second positioning position, so that the notch is located in the back side of the charging pile body, the protection shell can effectively protect the display screen and the operation panel, and external foreign matter is blocked.

The invention provides a preemptive answering device, and belongs to the technical field of classroom preemptive answering devices.The preemptive answering device comprises an outer shell, first fixing plates are fixedly connected to the four corners of the inner bottom wall of the outer shell, first arc-shaped plates are fixedly connected to the left side and the right side of the upper surface of each first fixing plate, and second arc-shaped plates are slidably connected to the outer surfaces of the first arc-shaped plates; and the upper surface of the second arc-shaped plate is fixedly connected with a second fixing plate. Impact force of external impact can be effectively blocked through the anti-collision layer, a protection effect on the responder body is achieved, a damping structure is formed by a first fixing plate, a second fixing plate, a first arc-shaped plate, a second arc-shaped plate, a first spring and a damping rod, vibration generated by the outer shell can be filtered out through the damping structure, and the damping effect of the responder body is improved. Therefore, the device has high self-protection performance, and damage to the preemptive answering device caused by external impact can be effectively avoided.

The invention discloses an intelligent management device for newspaper and periodical distribution. The device comprises a newspaper and periodical cabinet for placing newspapers and periodicals. The newspaper and periodical cabinet comprises: a cabinet body, wherein an operation screen is installed above the middle of the cabinet body, the operation screen is used for inputting newspaper and periodical information, a plurality of storage drawers are arranged on two sides of the cabinet body, and the storage drawers are used for placing the newspapers and periodicals; ,and a protection assembly, wherein the protection assembly is used for comprising the operation screen, the protection assembly is vertically installed in the middle of the cabinet body in a sliding mode, the protection assembly is provided with a first locking position and a second locking position, the protection assembly can be switched between the first protection position and the second protection position, and when the protection assembly is located at the first locking position the protection assembly completely covers the operation screen along the projection of the normal of the operation screen. After the operation screen is used, the protection assembly slides to the first locking position, at the moment, a sliding assembly completely covers the operation screen, then the operation screen can be protected, and foreign matter can be prevented from impacting and scraping the protection screen.