63results about How to "Won't slip off easily" patented technology

The invention relates to an ecological remediation method for a slope of a broken mountain. Ecological remediation can be conducted on a steep cliff wall slope of which the slope surface is smooth andlevel by constructing a slope remediation structure composed of a large-pore vegetation concrete layer, a substrate material layer and a small-pore vegetation concrete layer. The surface roughness ofthe slope sprayed with the large-pore vegetation concrete layer is significantly increased, a substrate material which is subsequently sprayed can not be prone to sliding down, small-pore vegetationconcrete is sprayed to the outer layer of the substrate material, therefore, through the double-layer vegetation concrete structure, it can be better guaranteed that the substrate material is attachedto the slope, and sliding and rain water scouring are avoided. In addition, the large-pore structure of the large-pore vegetation concrete layer is more beneficial for growth of a plant root system,the small-pore vegetation concrete layer can purify non-point source pollution, rotten ecological desilting sludge is added into the substrate material, and the vegetation degradation problem caused by insufficient fertility is solved.

The invention relates to an improved ash-pouring mechanism of a moxibustion box, which comprises a box body, a dustproof net, a covering pulling tray, an adjusting hole, upper and lower pulling grooves, a specially designed ladder-shaped vent and the like. Moxa roll ash is convenient to pour out through the specially designed ladder-shaped vent, and the moxa roll ash cannot easily slide out of the vent; and simultaneously, the size of the vent can be adjusted and the combustion velocity of the moxa roll can be controlled by pulling and inserting and adjusting the position of the covering pulling tray during moxibustion, so that the temperature and effect of the moxibustion are controlled.

The invention discloses a headphone, which relates to the technical field of acoustic products, and comprises two left and right sounding units and a head-mounted assembly connected between the two sounding units, the head-mounted assembly includes two headband, the two ends of at least one of the headbands in the two headbands are rotatably connected to the two sounding units, the headband can rotate around the line between the two ends, and the headband and the The position where the sound unit is rotatably connected is provided with a positioning mechanism for locking the position of the headband. The headphone of the present invention solves the technical problem that the headwear assembly of the headphone in the prior art is easy to slip and easily damages the hair style. While being easy to wear, it can also meet the wearer's demands for beauty.

The invention provides a pin-type experimental clip with an outlet pressing plate. The pin-type experimental clip with the outlet pressing plate comprises a first clamping piece, a second clamping piece and a transition section, wherein the first clamping piece is connected with the second clamping piece through the transition section; a pin is arranged between the first clamping piece and the second clamping piece; an experiment wire connection hole is arranged in the first clamping piece; a metal wire is arranged in the experiment wire connection hole; and the metal wire passes through the inside of the transition section and is electrically connected with the pin. According to the pin-type experimental clip, signal current of an experiment wire flows to the pin through the experiment wire connection hole arranged in the first clamping piece of the experimental clip and the metal wire, and the first clamping piece and the second clamping piece are firmly clamped on the pin-type outlet pressing plate through a tensile structure.

The invention discloses an H-shaped nut easy to wrench and screw. The H-shaped nut easy to wrench and screw comprises a body. The body is a hexagon nut. A through hole is formed in the center axis of the nut, and a thread is arranged on the inner surface of the through hole. A circle of rectangular groove is formed in the horizontal center waist line of the side face of the body, and rubber pads are arranged on the upper surface and the lower surface in the rectangular groove. By means of the manner, the H-shaped nut is simple and novel in structure. Different from an existing nut with the smooth side surface, by means of the H-shaped nut design, a wrench can be well attached to and embedded in the rectangular groove in the side surface of the nut, the wrench can carry out wrenching and screwing conveniently, attaching is firm, and the wrench is not prone to sliding down. Practicability is high, and certain economic benefits and market prospects are achieved.

The invention relates to the technical field of medical equipment, and in particular to a nasal drug delivery device for otolaryngology head and neck surgery. The device comprises an air filter component and a powder drug delivery component, the air filter component comprises an active carbon filter screen and an antibacterial filter screen, the active carbon filter screen and the antibacterial filter screen are embedded in an air inlet pipe, the air inlet pipe is in screwed connection with a connecting pipe, the powder drug delivery component comprises a nozzle, the nozzle is in screwed connection with a contraction pipe, the contraction pipe is in screwed connection with the air inlet pipe, a sealing element is arranged between the contraction pipe and the air inlet pipe, the nozzle is provided with a powder inlet pipe, a piston is arranged in the powder inlet pipe, the nozzle is communicated with a throat pipe, the throat pipe is connected with an expansion pipe, and the outlet endof the expansion pipe is provided with a first eccentric hole. According to the present invention, an eccentric design is adopted, so that dry powder sprayed from a second eccentric hole can face theoutside of nasal cavity, the dry powder and airflow can be prevented from hitting the nasal septum, the spray can also be prevented from directly impacting the nasopharynx part to cause irritation, and the best absorption effect of the dry powder can be achieved.

The invention discloses a hoe. The hoe comprises a hoe head and a handle. A telescopic knob is arranged on the handle and provided with transverse anti-skid stripes. The handle is provided with an anti-skid rubber sleeve which is provided with oblique anti-skid stripes. A small knife is arranged on the handle. The hoe head is provided with claw prongs. Due to the fact that the anti-skid rubber sleeve is arranged on the handle of the hoe, the hoe is used easier, and the hoe head is unlikely to slide down; the small knife is arranged on the handle of the hoe, the functions of the hoe and the knife are combined and increased, use is convenient, and the functions of the hoe are increased; and the handle is provided with the telescopic knob, the length of the handle can be changed, the practicality of the hoe is better, the structure is novel, the hoe is used more conveniently in production and living, people use the hoe more conveniently, and the work efficiency is improved.

The invention relates to the technical field of clothing production and particularly relates to a rope head edge folding device. The device comprises a workbench, wherein a baseplate is installed on an upper end face of the workbench in a dismountable manner; and a vertical plate is fixedly disposed on the top end of the baseplate. The device is characterized in that a sleeve is in horizontal androtatable connection to one side of the vertical plate; an assembly rod is movably inserted in the sleeve; an edge folding part is integrally disposed on an end part of the assembly rod; the edge folding part comprises a steel sheet and edge folding heads; one end of the steel sheet is vertically and fixedly disposed on one end, remote from the sleeve, of the assembly rod; the two edge folding heads are mutually parallel, and adjacent clearance can be used for horizontal/vertical insertion of a rope head; an end part of each edge folding head is fixed with the other end of the steel sheet; andclearance, remote from a side wall of the other edge folding head, of each of the two edge folding heads is equal to an edge folding width. The device provided by the invention has the beneficial effects that an edge folding operation can be completed accurately and efficiently; working efficiency is increased; specifications of rope head edge folding finished products are kept uniform; and quality is better.

The invention relates to a split type die sleeve for a straight die shank. The split type die sleeve for the straight die shank comprises a first die sleeve and a second die sleeve which are of a split structure, the section of the first die sleeve and the second die sleeve are of an arc structure, the radius r1 of the first die sleeve is equal to the radius r2 of the second die sleeve, the radian a of the first die sleeve is equal to the radian b of the second die sleeve, the two lateral surfaces of the first die sleeve are a first contact surface and a first gap surface respectively, the two lateral surfaces of the second die sleeve are a second contact surface and a second gap surface respectively, the first contact surface and the second contact surface are arranged in parallel, and the first contact surface of the first die sleeve and the second contact surface of the second die sleeve are matched to form a non-closed ring overall. The split type die sleeve for the straight die shank is simple in structure, is directly arranged on the die shank in a sleeving mode, is high in universality, prolongs the service life and saves the cost.

The invention discloses a driving structure based on an automobile part stamping device, and relates to the technical field of driving devices for automobile part devices. The driving structure comprises a bottom plate, a first motor is fixedly connected on one side of the top of the bottom plate through a motor base, the left end of a threaded rod is rotatably connected with the left side of thetop of the bottom plate through a rotating seat, and threaded blocks are connected on two sides of the surface of the threaded rod in a threaded manner. According to the driving structure based on theautomobile part stamping device and a driving method of the driving structure, the first motor is fixedly connected on one side of the top of the bottom plate through the motor base, the clamping range of a clamp can be adjusted according to the size of the device at random, the device can be effectively fixed by people, so that the device cannot easily slide and displace, is greatly protected and cannot be broken, and the structure solves the problem that an existing driving structure based on the automobile part stamping device cannot stably fix the device in the driving process.

The invention discloses a pipe orifice rainproof protection device in ship industry. The device comprises a rubber plug, a sealing circular plate, a first elastic ring, a second elastic ring, a third elastic ring and an elastic sealing mechanism, the rubber plug is arranged in a pipe orifice, one end of the rubber plug is connected with the sealing circular plate, the sealing circular plate is located on the outer side of a flange, the sealing circular plate is provided with the first elastic ring in the circumferential direction, the outer ring of the first elastic ring is fixedly connected with one side of the second elastic ring, the other side of the second elastic ring is connected with the outer side of the third elastic ring, and the third elastic ring is located on the inner side of the flange. According to the device, the flange is wrapped by the first elastic ring, the second elastic ring and the third elastic ring, so that the flange cannot be exposed when the device is not taken down, the flange pipe orifice cannot be connected through the flange, and an operator is prevented from forgetting the device when connecting a pipeline.

The invention provides a multifunctional intelligent wireless electronic information display screen which comprises a screen body, a positioner, a storer, a wireless receiver, a rotating device, an auxiliary plate and a radar device. The positioner is arranged on the upper side of the rear portion of the screen body. The storer is arranged below the right side of the positioner. The wireless receiver is arranged above the storer. The rotating device is mounted below the screen body. Through arrangement of a supporting plate, a fixing table, a shell, a storing hole and the positioner, the screen body can be supported through a U shape, not prone to slipping and safely arranged, rotating can meet pressure generated in different directions, and the screen body is stably arranged on the U shape; the radar device is protected in different directions during rotation, and accordingly the service life is prolonged; and the screen can be positioned easily through a GPS, a certain anti-theft function can be achieved, and signal transmission can further be performed through the GPS.

The invention discloses a folding home intelligent switch socket which comprises a rear seat, a power supply line, sleeves, a front seat, a dustproof cover, movable rings, socket blocks and a stop dog. The power supply line is arranged on the side of the rear seat. The rear seat is fixedly connected with the front seat through a number of sleeves. The sleeves are sleeved by a number of movable rings. The movable rings and the dustproof cover are connected with the socket blocks and the stop dog through a connecting plate respectively. One side of each socket block is provided with a jack. A convex ring is arranged on the periphery of the jack. A magnetic ring is embedded in the convex ring. Ferrous rings are arranged on the other side of each socket block and the inner side of the stop dog. A reed in each socket block is in wired connection with a switch power supply component in the rear seat through a wire. According to the socket provided by the invention, a hardware part is improved; the whole casing body adopts a folding structure, which reduces the occupied volume, improves the fault tolerance rate, and facilitates simultaneous plugging of multiple plugs; and jacks are blocked by the socket blocks, which prevents a child from accidental finger touch and electric shock.