17results about How to "Avoid bites" patented technology

The utility model relates to the technical field of garments, and particularly discloses a dress with laces, which comprises an upper garment, a middle waist connected to the bottom of the upper garment and a lower hem connected to the bottom of the middle waist, laces are arranged on a neckline and cuffs of the upper garment, each lace comprises a connecting layer and a decorative layer fixedly connected to one side of the connecting layer, and the connecting layers are connected with the decorative layers. The side, away from the decorative layer, of the connecting layer is fixedly connected with a first child button, and the neckline and the cuffs are each connected with a first mother button for buckling the child button. The one-piece dress with the lace has the effect of being convenient to clean.

The utility model discloses a sewer rat-proof net convenient to disassemble and assemble, which comprises a frame, through the design of the sewer rat-proof net and a buckle assembly between a cover plate and the frame, the rat-proof net can be quickly disassembled and assembled, and a user can easily take out and replace the rat-proof net only by operating a buckle without using a professional tool. Meanwhile, the L-shaped limiting plates arranged at the four right-angle positions of the cover plate are matched with the L-shaped grooves in the top of the frame, so that the connection stability between the cover plate and the frame is further enhanced, and the stability of the rat-proof net in the using process is ensured; by means of the design of the rat-proof net, the path that rats enter a room through a sewer is effectively blocked, the rat-proof effect is further enhanced through the anti-creeping assembly located below the rat-proof net, and the creeping thorns at the bottom of the metal grating can prevent the rats from biting the rat-proof net, so that the service life of the rat-proof net is prolonged, and the long-term stable rat-proof performance of the rat-proof net is guaranteed.

The application discloses a design method of a jaw pad, a manufacturing method of an invisible orthodontic appliance and the invisible orthodontic appliance, and belongs to the technical field of tooth correction. The disclosed design method comprises the following steps: acquiring a digital dental and jaw model, wherein the digital dental and jaw model at least comprises a maxillary model, a mandibular model and a first occlusal model; constructing a second occlusal model according to the first occlusal model, wherein the second occlusal model comprises complete occlusal relationship information, and the occlusal relationship information at least comprises occlusal space parameters; determining a jaw pad setting area according to a comparison result of the occlusal space parameters and a preset occlusal threshold value, and forming a jaw pad on the jaw pad setting area, wherein the jaw pad is a structure capable of opening posterior teeth occlusion and is formed by closely connecting a plurality of ellipsoidal structures. The disclosed manufacturing method of the invisible orthodontic appliance and the corresponding invisible orthodontic appliance are both based on the disclosed design method. The application can design a reasonable structure of the appliance without depending too much on the experience of designers.

Even when the fan is not installed correctly, the fog collection device of the present invention can prevent the motor shaft of the filter motor from seizing with the shaft insertion hole of the filter, and can prevent the filter from contacting and breaking with other components, and can maintain the exhaust function based on the fan. The fog collection device includes: a fan (10) that is rotated by a fan motor (11), and a filter (12) that is installed by inserting the motor shaft (13a) of the filter motor (13) into the shaft insertion hole (12a). When the operation is started, the filter installation status determination unit (25) determines the installation status of the filter (12). If the filter installation status determination unit (25) determines that the filter (12) is not installed correctly, the control unit (23) prevents the filter (12) from rotating by the filter motor (13) and allows the fan (10) to continue rotating by the fan motor (11).

The purpose of the present invention is to provide a cam clutch which has a simple structure and which can easily switch operation modes with a small force. Specifically, the cam clutch is provided with: a first biasing means (150) that biases a plurality of cams (136) disposed between an inner ring (110) and an outer ring (120) so as to rotate the cams in the meshing direction, the inner ring (110) and the outer ring (120) being disposed so as to be coaxially rotatable relative to each other; and a second urging means (155) for urging the plurality of cams (136) with an urging force different from the urging force of the first urging means (150) so as to rotate the plurality of cams (136) in the engagement release direction. By means of a switching means (170), the biasing force of one of the first biasing means (150) and the second biasing means (155), which has a larger biasing force on the same cam, is changed to be relatively smaller than the biasing force of the other biasing means, and the operation modes can be switched.

The utility model relates to flying shear, shearing machine technical field proposes a kind of guiding structure for preventing shear blade occlusion, including flying shear mounting seat, the side surface of flying shear mounting seat is provided with shear blade body, the top of shear blade body is provided with blade mouth, the top of blade mouth is provided with guiding mechanism, the guiding mechanism includes guide slot, the top of flying shear mounting seat is opened in guide slot, support shaft is rotatably connected in the inside of guide slot. In the utility model, the mutual cooperation between guiding mechanism component makes the guiding blade of upper and lower shear blade body contact first, guiding blade is stressed to drive shear blade body to move inside the sliding slot at this time, so that shear blade body is retracted to guide slot inside, so that the shear blade gap modulation of two shear blade bodies is minimum, then guiding blade mouth contact and shearing, by the above technical scheme, the problem of blade mouth occlusion in prior art cannot be avoided.

The utility model relates to pet supplies technical field, concretely discloses an anti-mosquito pet ice pad, which comprises: a pad body, a breathable fabric layer is connected to the top of the pad body through a connecting assembly, a waterproof heat insulation layer is fixedly arranged at the bottom of the pad body, a partition plate is arranged inside the pad body, the pad body is divided into a plurality of non-communicating blocks by the partition plate, and a cooling gel layer is fixedly arranged inside the blocks; when the pet lies on the ice pad, the independent blocks formed by the partition plate evenly absorb heat, the breathable fabric layer and the waterproof heat insulation layer cooperate to keep the surface dry and prevent ground heat from being reversed and infiltrated, the adsorptive core in the fixed box continuously releases natural plant essential oil mosquito repellent, mosquito bites are avoided, and there is no chemical toxicity, meanwhile, the installation box is inserted into the slot through the mounting block, the first magnet and the second magnet are automatically attracted and locked, and the mosquito repellent assembly can be assembled or replaced without tools, so the utility model is convenient to use.

The utility model discloses a gas pipe plug, belongs to the technical field of gas pipe plugs, and solves the problem that the gas plug is inconvenient to protect. Comprising a protective sleeve, the inner wall of the protective sleeve is connected with a plastic head in a sliding mode, the outer surface of the plastic head is sleeved with a hose clamp, the outer surface of the protective sleeve is provided with a first chamfer, the caliber of the protective sleeve is gradually reduced in the direction of the first chamfer, and the protective sleeve is made of stainless steel materials. Through the protection sleeve made of stainless steel, the limiting design of the first chamfer and the second protrusion of the plastic head and the friction force increased by the third protrusion, not only can the plastic head be prevented from being bitten by rats, but also the stable connection between the protection sleeve and the plastic head is ensured, the plastic head can be reliably protected in various complex use environments, and the service life of the plastic head is prolonged. The service life of the gas pipe plug is prolonged, the safety and stability of gas or liquefied gas in the using process are improved, and the gas pipe plug is convenient to operate, carry and install.

The present application belongs to the technical field of pet equipment, and particularly relates to an inflatable air bag for preventing pet dogs from committing crimes, which comprises a collar worn on the neck of a pet dog, a cavity is arranged in the collar along the circumference of the collar, and two arc-shaped air bag bags, namely a first air bag bag and a second air bag bag, are sealingly connected in the cavity. The first air bag bag and the second air bag bag can be inflated and deflated by an inflation and deflation device connected thereto. When the first air bag bag and the second air bag bag are inflated, the first air bag bag gradually expands from below the neck of the pet dog to below the mouth of the pet dog, and the second air bag bag gradually expands from above the neck of the pet dog to above the mouth of the pet dog. The structure of the second air bag bag limits the shape of the second air bag bag in the inflated state, so that the inflated first air bag bag and the second air bag bag wrap around the head of the pet dog, thereby isolating the head of the pet dog and preventing the pet dog from committing crimes.

A simple and easy-to-clean learning chopsticks includes: a first chopstick body with a first connecting part at the top and a first groove on the outer side of the first connecting part; a second chopstick body with a second connecting part at the top and a second groove on the outer side of the second connecting part; and a connecting sleeve with an annular rib inside. The connecting sleeve detachably surrounds the first and second connecting parts, and the annular rib is engaged in the first and second grooves, allowing the first chopstick body to rotate relative to the second chopstick body. When the first and second grooves are parallel, the learning chopsticks are in a first state; when the first and second grooves are intersecting and inclined, the learning chopsticks are in a second state and the connecting sleeve generates torque. This invention's learning chopsticks can be disassembled into three parts, allowing for dishwasher cleaning or hand washing, completely solving the problems of existing chopsticks being difficult to disassemble and clean, and preventing food residue residue and mold growth.

The biopsy sampler comprises a pipe sleeve, a handle is fixedly installed on the outer side of the pipe sleeve, a sealing ring is fixedly installed on the outer side of the pipe sleeve, a medical hose is nested in the pipe sleeve, a connector is fixedly installed at the tail end of the medical hose, and a sampling head is fixedly installed at the tail end of the connector. A banister brush is fixedly mounted on the outer side of the connector, and the banister brush and the sampling head are distributed in a left-right corresponding manner; a negative pressure aspirator is fixedly mounted on the inner side of the medical hose, and a threaded groove is connected to the outer side of the medical hose through a flow guide pipe. The biopsy sampler for the digestive system department is provided with a structure convenient to adjust, a servo motor is installed on the inner side of a pipe sleeve, when the position of a medical hose needs to be adjusted, the servo motor is operated, and the output end of the servo motor drives a threaded rod to rotate, so that a threaded connection part on the outer side of the threaded rod drives a supporting frame to move left and right; and the medical hose is driven to move on the inner side of the gastrointestinal part of the patient to sample pathological tissues.

This invention discloses a processing technology for pallet nuts, belonging to the field of aerospace fastener manufacturing technology. The process includes the following steps: material preparation, CNC turning, hot upsetting, solution heat treatment, CNC turning, wire cutting, milling, fitter work, intermediate inspection, end capping, stabilization + aging heat treatment, sandblasting, local annealing, fluorescence detection, metallographic inspection, surface silver plating, performance testing, final inspection, and packaging. Through heat treatment processes such as solution heat treatment and stabilization + aging heat treatment, the strength of the pallet nut reaches 1210 MPa, and the hardness is HRC32-42. The end capping section ensures proper locking, providing anti-loosening and vibration resistance while maintaining the structural integrity of the pallet nut, further guaranteeing its structural strength, rigidity, and other mechanical properties.

This application provides an extreme pressure anti-wear hydraulic oil and its preparation method. The raw materials for preparing the extreme pressure anti-wear hydraulic oil include the following components in parts by weight: 80-90 parts by weight of base oil, 2-5 parts by weight of antioxidant, 1-3 parts by weight of rust inhibitor, 0.5-1 parts by weight of pour point depressant, and 0.2-0.5 parts by weight of extreme pressure anti-wear agent; the extreme pressure anti-wear agent is obtained by mixing boronamide and ammonium phosphate ionic liquid in a weight ratio of 1:0.5-1. The preparation method includes the following steps: (1) mixing the base oil and antioxidant in parts by weight, stirring for 10-20 minutes at a temperature of 40-50℃ to obtain a first mixture; (2) adding the rust inhibitor, pour point depressant, and boronamide and ammonium phosphate ionic liquid in parts by weight to the first mixture, heating and refining to obtain the extreme pressure anti-wear hydraulic oil. This application achieves long-term stable operation of the extreme pressure anti-wear hydraulic oil under extreme pressure conditions.

The invention relates to the related technical field of concrete pouring and molding, in particular to concrete grouting equipment based on an embedded energy-saving sleeper beam and a grouting splicing method thereof.The concrete grouting equipment comprises a frame body and further comprises a material groove formed in the frame body and a baffle connected with the material groove in a sliding mode; a plurality of first through holes and second through holes are formed in the trough and the baffle in the width direction at equal intervals; the assembling plate is arranged on the frame body and can move back and forth in the length direction of the frame body, a guide arm is arranged at the bottom of the assembling plate, the guide arm is sleeved with a telescopic arm in a sliding mode, and the bottom end of the telescopic arm is rotationally connected with two material pushing plates through shaft pins; the two material pushing plates are arranged and can be in a V shape and a linear shape in the back-and-forth movement of the assembly plate, and the situation that large aggregates are squeezed and meshed mutually, sufficient dispersion is difficult to achieve, the phenomenon of large aggregate clustering occurs in the middle or the lower portion of a sleeper beam finally, and the top of a mold is in the segregation state of slurry enrichment and aggregate depletion is caused is effectively avoided.

The application discloses an outdoor sports suit with mosquito-repellent and ultraviolet-proof functions, and relates to the technical field of outdoor sports suits. The outdoor sports suit comprises an outdoor sports suit body, wherein the outdoor sports suit body comprises an outer layer, a middle layer and an inner layer; the outer layer comprises a first ultraviolet-proof layer, a second ultraviolet-proof layer and a third ultraviolet-proof layer; and the middle layer comprises a first mosquito-repellent layer, a second mosquito-repellent layer and a third mosquito-repellent layer. The first ultraviolet-proof layer and the second ultraviolet-proof layer are made of cotton and hemp fiber layers, the cotton and hemp fiber layers have certain ultraviolet-proof ability and can preliminarily block the damage of ultraviolet rays to human bodies; and the third ultraviolet-proof layer is a polyester fiber layer, the polyester fiber layer has good ultraviolet-proof performance and further enhances the ultraviolet-proof effect of the whole outer layer, thereby providing all-round ultraviolet protection for the wearer.

The application provides a portable epilepsy seizure protection device, which comprises a mounting frame, a mounting slot is formed in the mounting frame, a bite stick is slidably arranged in the mounting slot, a fixed handle and a hinged operating handle are further arranged on the mounting frame, two groups of supporting frames are oppositely arranged, the two groups of supporting frames are respectively slidably arranged at the two sides of the mounting slot at the end of the mounting frame, a driving mechanism for driving the two groups of supporting frames to open is arranged on the operating handle, and a propelling mechanism for driving the bite stick to slide out of the mounting slot is further arranged on the operating handle. The device can quickly separate the teeth of the patient and place the bite stick into the oral cavity of the patient, so that the teeth of the patient cannot bite the tongue or the oral cavity when the patient has a seizure, the whole operation process can be completed by only one person, the oral cavity of the patient is more conveniently and timely separated, and the protection of the patient cannot be implemented due to insufficient personnel.

A stator assembly apparatus is provided that allows a coil to be inserted into a slot from the inside of a stator core without engaging an insulating component fitted into the slot. The stator assembly apparatus includes: a first guide member inserted into the inside of the insulating component in the slot; a second guide member inserted into the inside of the insulating component and positioned radially outward of the slot than the first guide member; and a control means for controlling the movement of the first and second guide members. The first guide member is positioned in front of the coil, which is moved by a pushing means, in the direction of movement, and is pushed by the coil to move radially outward of the slot. After the first guide member moves radially outward of the slot until it abuts against or approaches the second guide member disposed on the inner diameter side, as the coil moves radially outward by the pushing means, a plurality of second guide members move sequentially from the side closest to the first guide member outward toward the central axis of the stator core, thereby retracting from the slot.