44results about How to "Avoid sliding in" patented technology

The invention discloses an ear canal cleaning device used for an ear-nose-throat department. The ear canal cleaning device used for the ear-nose-throat department comprises a handle, a fixing base, a gas cylinder, a gas injecting hole, a piston, a pushing rod, a fixing sleeve, a screw sleeve, a inserting barrel, an air injecting pipe, a leaking hole, an air cushion, a first flowing pipe, a first syringe, a second flowing pipe and a second syringe. The ear canal cleaning device used for the ear-nose-throat department is ingenious in structure and powerful in function; by using the device, firstly, ear wax foreign matters in an ear canal of a patient can be suck out of the ear canal, and secondly, according to the illness state of the patient, corresponding medicine liquid can be injected into the ear canal of the patient, and targeted treatment is conducted on the patient, and finally depth in the ear canal of the patient can be blocked through simple operation, and the medicine liquid and the ear wax foreign matters are effectively prevented from slipping into the depth of the ear canal of the patient in the operation process, so that cleaning for the ear canal of the patient is improved greatly, and operation of health care workers is facilitated.

The invention relates to the technical field of machines, in particular to a low-weight long-service-life composite material hydrogen cylinder. The hydrogen cylinder comprises a hydrogen cylinder body. The hydrogen cylinder body comprises a bottle main body. The bottle main body is made of carbon fibers. The inner wall of the bottle main body is provided with an inner container which is made of a nonmetal elastic material, and the inner container can be replaced repeatedly. According to the low-weight long-service-life composite material hydrogen cylinder, by optimizing a traditional hydrogen cylinder structure, the working fatigue frequency of the cylinder is effectively increased, and the service life of the cylinder is effectively prolonged; and meanwhile, the weight of the cylinder is lowered, production cost is low, and manufacturing cycle is short. Due to the fact that the inner container is made of the nonmetal elastic material, if the hydrogen cylinder is exploded, no metal scraps can be produced, and the using safety of the hydrogen cylinder is quite high.

The invention relates to a hydraulic micro-rotation safety joint for a downhole tubular column. The hydraulic micro-rotation safety joint comprises an upper joint and a lower joint, wherein central holes of the two joints share the same axis and are communicated mutually. A cylinder extending upwardly is arranged at the upper end of the lower joint. A sliding sleeve that can slide axially along the inner wall of the cylinder is installed in the inner cavity of the cylinder, wherein the central hole of the sliding sleeve is reduced gradually from top to bottom; a ball base in a horn shape is arranged at the lower end of the sliding sleeve; the ball base is provided with a matched steel ball for turning off the ball base; and the mouth of the lower end of the ball base is communicated with the central hole formed in the lower joint. The outer wall of the lower end of the sliding sleeve is fixed on the cylinder by a shearing pin. The e lower part of the upper joint is inserted into the cylinder and is embedded with the inner wall of the cylinder after rotation; and the lower end of the upper joint is plugged with the upper end of the sliding sleeve by a spline. An upper joint outer step is arranged at the middle part of the upper joint and is pressed on the upper port of the cylinder, wherein the diameter of the part under the upper joint outer step is reduced gradually. The innercavity of the cylinder is reduced gradually from top to bottom. The safety joint is operated conveniently and is protected from being affected by the friction of the tubular column and the well deviation; and the disconnection success rate is high.

The invention discloses a stamping mold and a waste ejection mechanism thereof. The waste ejection mechanism comprises a cylinder of which a fixed end is arranged on a lower die holder, wherein a telescopic end of the cylinder is provided with an ejection plate through a rotating shaft in a rotating manner; the rotating shaft is arranged perpendicular to the axial direction of the cylinder; when the cylinder is at an extension limit position, the ejection plate rotates around the rotating shaft to a state back on to a mold body; one end of the ejection plate is provided with a guide plate which is provided with a guide groove; the fixed end is provided with a guide block which is in slide guide fit with the guide groove; the plane where the guide stroke of the guide groove is positioned is parallel to the axial direction of the cylinder and perpendicular to the axial direction of the rotating shaft; the guide groove comprises an upper guide groove and a lower guide groove which is communicated with the upper guide groove; the slide guide direction of the upper guide groove is parallel to the axial direction of the cylinder; the lower guide groove and the upper guide groove are at a preset angle; the lower guide groove gets away from the mold body gradually in the extension direction away from the upper guide groove. Thus, ejection stroke and discharge direction of waste can be excellently controlled through the arrangement of the guide structure.

The invention relates to dining tables, in particular to a dining table convenient to clean. The dining table comprises a table plate, a rotary plate pivoted to the upper end surface of the table plate, a cleaning mechanism and auxiliary placement racks, wherein the cleaning mechanism comprises a cleaning casing, a base, a bowl and dish conveying channel, a waste conveying channel and a bowl and dish storage barrel, the cleaning casing is fixed in the middle of the upper end surface of the rotary plate, an inlet allowing entering of bowls and dishes is formed in the side wall of the cleaning casing, a cleaning brush and a push rod are fixed on the cleaning casing, the rotary plate is provided with a through hole formed in the cleaning casing, the base is located in the through hole and fixed on the table plate, a waste port is formed in the middle of the base and communicated with the waste conveying channel, and a bowl and dish outlet is formed in the outer side of the base and communicated with the bowl and dish conveying channel. The dining table capable of facilitating fast dish removal is provided to solve the problem that the dish removal rate is too low for the conventionaldining table.

The embodiment of the invention discloses a pressing and cutting integrated melt-blown cloth splitting machine, which comprises a base and a fixed plate arranged on the base in parallel; the fixed plate is fixed to the base through a support; a driving air cylinder is arranged on the fixed plate; an output end of the driving air cylinder vertically penetrates through the fixed plate downwards and is connected with a driving plate; a cutter frame is arranged in the center of the bottom end of the driving plate; a cutter is vertically connected to the bottom of the cutter frame; pressing components are arranged at the two ends of the driving plate respectively; the pressing components on the two sides are symmetrically arranged on the two sides of the cutter; each pressing component comprises a pressing base plate horizontally connected with the driving plate; a pressing rod vertically penetrates through the pressing base plate; the lower end of the pressing rod is connected with a horizontal pressing plate; a pressing buffer spring is arranged between the driving plate and the pressing plate; and the pressing buffer spring is sleeved on the outside of the pressing rod. The splitting accuracy of melt-blown cloth can be well guaranteed, and the finished product quality of the melt-blown cloth is improved.

The invention relates to a garbage can, in particular to the ward garbage can with a compression function, and belongs to the technical field of environmental protection devices. The ward garbage cancomprises a fixing seat, a pressing head, a tray, a bending shaft, a lower pressing plate, an outer can, a supporting seat, an inner can, a first supporting frame, a horizontal sliding way, a connecting shaft, a rotating disc, a second supporting frame, a pressing rod, a square sliding block and the like; and the pressing head is inserted into the fixing seat, the tray is buckled at the lower endof the fixing seat, the lower end of the outer can is inserted into the supporting seat, the bending shaft penetrates through the outer can and the second supporting frame to be fixedly connected withthe rotating disc, one end of the connecting shaft is fixedly connected with the rotating disc, the other end of the connecting shaft is connected with the square sliding block in a rotatable mode, the upper end of the pressing rod is fixedly connected with the horizontal sliding way, the lower end of the pressing rod penetrates through the first supporting frame to be fixedly connected with theupper end surface of the lower pressing plate, and the lower end of the inner can is inserted into the supporting seat and is in interference fit with the supporting seat. The ward garbage can has thebeneficial effects that the basic requirements of collecting garbage can be met, and moreover, the ward garbage can also has the functions of being convenient to move and capable of compressing the garbage and bending toothpicks.

The invention discloses a rotary mounting seat, a fixing structure of an auxiliary instrument board and an automobile, the rotary mounting seat is used for being fixed on a mounting bracket, the rotary mounting seat comprises a mounting part, a rotating part and a first limiting structure, the mounting part is provided with a first end and a second end which are oppositely arranged, and the first end is used for mounting a screw; the rotating part is arranged at the second end; the first limiting structure is arranged on the peripheral side of the rotating part, and the first limiting structure is used for being located on the side, back to the mounting part, of the mounting hole after the rotating part is inserted into the mounting hole of the mounting bracket in a posture, and after the mounting part rotates in the first hour hand direction, the first limiting structure is in abutting fit with the hole edge of the side, back to the mounting part, of the hole wall of the mounting hole. According to the arrangement, the rotary mounting seat is simple in fixing mode and firm in fixation.

The invention relates to an under frame for an electric bed, which solves the defect that the electric bed in the prior art is short in service life. The under frame for the electric bed is characterized in that a connecting rod for connecting two front upright posts is arranged between the two front upright posts; the vertical distance between the connecting rod and the ground is less than the vertical distance between the connecting rod and cross rods. After assembling is completed, the connecting rod has the function of preventing an object from sliding in the under frame, i.e., the object cannot enter the under frame due to the blocking of the connecting rod, so that the object is prevented from colliding with a driving device in the under frame, and the service life of the driving device is prolonged; the connecting rod is provided with a blocking rod, the blocking rod is simultaneously vertical to the connecting rod and the front upright posts, the blocking rod stretches from the connecting rod to the direction of a rear-end support, the blocking rod can be used for preventing the object from entering the under frame from the side surface of the under frame, and the service life of the driving device is further prolonged.

The invention relates to a bicycle frame embodied with an installation sleeve, comprising an inclined beam and a vertical beam, wherein the inclined beam and/or the vertical beam is provided with a radial installation hole, and an inclined beam installation sleeve is coaxially and fixedly installed in the installation hole. The installation sleeve is coaxially provided with an internal thread. The bicycle frame is made of chrome molybdenum steel, so that the machinability and the impact absorption are good; and the bicycle frame can be easily welded compared with the bicycle frame made of titanium or aluminum, and can be designed into various shapes. In addition, the bicycle frame made of the chrome molybdenum steel does not need heat treatment after being welded, so that the large heat treatment equipment is not needed.

The invention provides a driving force transmission assembly, a rotating member, a toner cartridge and electronic imaging equipment. The driving force transmission assembly comprises a driving force receiving piece and a driving gear. The driving force receiving piece is provided with a rod body and a driving force receiving part located at one end of the rod body, and the rod body is inserted into the driving gear and drives the driving gear to rotate. The rod body is sleeved with a reset piece installed in the driving gear, and the rod body is further provided with a limiting piece. The end face, away from the driving gear, of the driving force receiving part is an outer end face, and driving force receiving teeth extending outwards are arranged on the outer end face. The end face, close to the driving gear, of the driving force receiving part is an inner end face, the diameter of the inner end face is larger than that of the outer end face, a guiding face is formed between the inner end face and the outer end face, and the diameter of the inner end face is larger than the gap size of the bottom of a guiding groove of the electronic imaging equipment. The rotating member comprises a barrel and the driving force transmission assembly. The toner cartridge is provided with the rotating member. According to the invention, smooth mounting of the toner cartridge can be ensured.

The invention provides a driving force transmission assembly, a rotating member, a toner cartridge and electronic imaging equipment. The driving force transmission assembly comprises a driving force receiving piece and a driving gear. The driving force receiving piece is provided with a rod body and a driving force receiving part located at one end of the rod body; and the rod body is inserted into the driving gear and drives the driving gear to rotate. A mounting frame is arranged in the driving gear, and a body of the mounting frame is arranged at the end, close to the driving force receiving part, of the driving gear. An abutting piece is arranged on the rod body, and a reset piece is arranged between the abutting piece and the body of the mounting frame. The driving force receiving part is engaged with a driving shaft, and at least one of the driving force receiving part and the driving shaft contains a magnetic material. The rotating member comprises a barrel and the driving force transmission assembly. The toner cartridge is provided with the rotating member. The electronic imaging equipment is provided with the toner cartridge. According to the invention, smooth mounting of the toner cartridge can be ensured.

The invention discloses a safe atomization medicine inhaler for patients with cardiovascular and cerebrovascular diseases, and relates to the technical field of medical equipment. The problems that tablets cannot be ground into medicine powder quickly, and all the medicine powder cannot be mixed with water and sprayed out are solved. The safe atomization medicine inhaler specifically comprises a protective shell; a medicine storage frame is slidably connected to the inner wall of the protective shell; a plurality of rectangular through grooves are formed in the outer wall of one side of the medicine storage frame; a medicine clamping mechanism is arranged on the inner wall of the medicine storage frame; a rack plate is fixed to the outer wall of one side of the medicine storage frame; a stepping motor is fixed to the inner wall of the protective shell; an output shaft of the stepping motor is connected with a gear through a coupler; the gear and the rack plate are in meshed connection; and a mounting box is fixed to the outer wall of the top of the protective shell. By arranging an arc-shaped push plate and a grinding box, tablets can be pushed by the arc-shaped push plate all the time to pass through the grinding box to be ground; the ground tablets are pushed into a stirring box to be stirred; liquid medicine can be sprayed out through a spraying pump after stirring is finished; and the whole spraying manufacturing process can be completed within several seconds.

The invention discloses a drainage device. The drainage device comprises a first draining part and a second draining part, wherein the first draining part is of a cylindrical structure; two ends of the first draining part is respectively provided with a first end face and a second end face; a draining slot is formed in the outer circumference of the first draining part, and is opened in the firstend face; and the second draining part has a hollow tubular structure with two opening ends, and runs through the first draining part in the direction from the first end face to the second end face. The drainage device has a good draining effect and can effectively shorten the recovery cycle after an operation. According to the drainage device, hematodes exudate around an anus wound is guided to enter the draining slot through the first draining part and is drained out; and the second end face is a closed end face, and faeces can only be drained out through the second draining part and cannotenter the draining slot, so that the exudate of the anus wound can be separated from the faeces in rectums due to the first draining part and the second draining part, and the infection probability ofanus wounds can be reduced.

The invention discloses a piano lock mechanism. The piano lock mechanism includes a lock head structure embedded in a front top cover (1), a lock seat structure arranged in a lock door stop (2) and akey assembly. In a locked state, a spring bolt of the lock head structure protrudes out, and is embedded in a positioning hole of the lock seat structure and performs positioning in an up and down mode, a latch of the lock seat structure protrudes downward out of the bottom of the lock door stop (2) to abut against the back surface of a piano key cover (3), and the piano key cover (3) positions along a rotation axis; in a unlocked state, the spring bolt of the lock head structure is retracted into the lock head structure away from a lock hole of the lock seat structure, the latch of the lock seat structure is retracted upward into the lock door stop (2), and the piano key cover (3) swings along the rotation axis; and the key assembly is used for being inserted into the lock hole of the lock head structure and driving the lock head structure to protrude or retract. The built-in type of the piano lock mechanism is not prone to being touched, and the piano lock mechanism is simple in structure and good in reliability, and ensures the integrity of the entire piano.

The invention discloses a vehicle brake pedal device which comprises a pedal body. Rhombus convex anti-skid stripes are distributed on the top of the pedal body, the left side of the pedal body is provided with a hanging ring, the right side of the pedal body is provided with a guide plate whose section is L-shaped, and the plane of the top of the guide plate and that of the pedal body are located on the same plane. The vehicle brake pedal device is simple in structure, easy to realize, and capable of having the anti-skid and theft-proof functions due to the arrangement of the hanging ring and the rhombus convex anti-skid stripes, solving the problems that the feet of a driver skids into the space below the brake pedal when stepping on the brake and the vehicle cannot stop in time and improving the safety during driving.

The invention relates to the technical field of squatting pans, in particular to a squatting pan which comprises a squatting pan body and further comprises an excrement cavity formed in the squatting pan body and a sewage draining hole formed in one end of the squatting pan body, wherein the sewage draining hole is communicated with the excrement cavity; large washing holes evenly formed in the end, away from the sewage discharging hole, of the squatting pan body in a communicating mode, wherein the large washing holes are all communicated with the excrement cavity; washing water guiding holes evenly and symmetrically formed in the two sides of the end, away from the sewage discharging hole, of the squatting pan body, wherein the washing water guiding holes are all communicated with the squatting pan body; and drainage grooves uniformly and symmetrically formed in two sides of one end, far away from the sewage discharging holes, of the squatting pan body. According to the invention, the squatting pan is provided with the large washing holes and the washing water guide holes, so sufficient strength and speeds can be realized when water flushes the excrement cavities and the water sprayed from the large washing holes and the washing water guide holes can form higher water coverage. Therefore, the excrement in the excrement cavity can be flushed into the pollution discharge hole.