47results about How to "There will be no failure" patented technology

The invention discloses a simulation sand table for marketing major teaching, relates to the technical field of display sand tables, and solves the problem that an existing sand table cannot be hidden and occupies the space of the top of a cabinet body or a table body when not in use. The simulation sand table comprises an alternating function board, and the alternating function plate is inserted into the rail vertical plate. A model of the device is placed at the top of a sand table display board to be displayed, when the sand table is not used, the sand table display board can be driven by an electric push rod b to automatically move downwards, and when the sand table display board moves downwards, an electric push rod a can drive two alternating function boards to move upwards and turn over, so that a hole in the top of a storage cabinet shell is leveled, the top of the storage cabinet shell can be conveniently used for other purposes, and the sand table display board can be hidden in the storage cabinet shell for protection, so that the sand table is prevented from being damaged by mistakenly touching the sand table by people.

The invention discloses a water trap with anti-backflow and water seal that is not easy to dry up, comprising a water trap shell and a water seal structure, the water seal structure includes a water seal outer sleeve, a water seal inner sleeve, an upper floating cover and an upper floating cover, The bottom of the water seal inner sleeve is suspended above the bottom cover, the water seal outer sleeve is installed on the bottom cover, the water seal inner sleeve is inserted into the inner cavity of the water seal outer sleeve, and a vertical waterway and a water channel are formed between the water seal inner sleeve and the outer sleeve The upper port and the lower port, the upper floating cover and the lower floating cover are ring-shaped, which are set on the water seal inner sleeve and can be lifted and lowered along the outer wall of the water seal inner sleeve. port, between the water seal outer sleeve and the water seal inner sleeve and at the corresponding position of the lower port of the vertical water channel, the lower floating cover is built on the supporting structure to unidirectionally seal the lower port of the vertical water channel. A closed vertical water seal is formed between the outer jacket, the water-sealed inner sleeve, the upper floating cover and the lower floating cover, which can effectively prevent odor, cockroaches, backwashing and drying out.

The invention provides an application method of an OBD connector protection cover. The application method of the OBD connector protection cover comprises a clip, a main body cover, a locking core andan inserting opening, wherein a pair of claws capable of being opened and closed is arranged on the clip; the main body cover covers the whole body of the clip with the pair of claws; as an opening and closing operation part of the pair of claws, the locking core is arranged on the front surface of the main body cover; and as an opening for inserting a connection terminal part of an OBD connector100 into the main body cover, the inserting opening is formed in the back surface of the main body cover. And moreover, the pair of claws is closed by using a key to operate a conical locking pin in the locking core, the connection terminal part of the OBD connector is clamped by using the claws so that the connection terminal part of the OBD connector is integrally formed together with the main body cover, and therefore, a barrier is formed on the main body cover so that the connection terminal part cannot be accessed from outside. According to the application method of the OBD connector protection cover, anyone can simply stop the malicious use of the OBD connector through once operation so that a series of complicated connecting structures is omitted; and therefore, the application method of the OBD connector protection cover has the advantages of simple structure, long service life and simple and convenient operation.

The invention discloses a power distribution cabinet automatic dust removal mechanism with a dead corner cleaning function, relates to the technical field of electrical cabinet dust removal devices, and solves the problems that the dust collection device of the existing power distribution cabinet cannot adsorb dust at dead corners, it is prone to dust accumulation, and if the dust is not cleaned for a long time, circuit elements in the power distribution cabinet are easy to be influenced and damaged after the dust at the dead corners is accumulated to a certain extent. The power distribution cabinet automatic dust removal mechanism with the dead corner cleaning function comprises a dust removal mechanism, wherein the dust removal mechanism comprises a connecting hose, a steering wheel, a fixed disc and a suction pump. According to the device, the dust removal mechanism is driven by a transmission mechanism to uniformly move in the power distribution cabinet, dust removal operation is uniformly carried out on the interior and the inner wall of the power distribution cabinet, efficient dust removal can be carried out on dead corners of the power distribution cabinet, dust removal isthorough, the operation is convenient, and the automation degree is high.

The invention discloses a method for reinforcing a capping beam by using carbon fiber and a reinforcing structure, which are used for solving the problem that the reinforcement is not firm. The methodcomprises the following steps: step 1, carrying out construction lofting and measurement on the capping beam to be reinforced, accurately determining the size of a repaired steel piece, preparing therepaired steel piece, and fixing the repaired steel piece at a chamfer of the capping beam; step 2, at least arranging one carbon fiber board, a set of fixed end support components, a tension end support component and a closed reinforcing ring consisting of connecting steel plates at the positions of the upper edge or / and the lower edge of the capping beam; step 3, treating the area between the two carbon fiber boards by using carbon fiber cloth. The method for reinforcing the capping beam by using carbon fiber and the reinforcing structure have sufficient self-locking property and floating property, ensures that a closed ring is formed between the carbon fiber board, the support component and the connecting steel piece through the connecting steel plate, and a pre-stress is formed between the closed rings to reinforce the capping beam, thereby having better reinforcing effect than the traditional reinforcing effect.

The invention discloses a full-automatic gear hobbing machining conveying mechanism, relates to the technical field of conveying mechanisms, and solves the problems that an existing conveying mechanism cannot automatically arrange gear blanks, and the gear blanks still need to be manually arranged to be sequentially arranged on a conveying belt, so that the working and production efficiency is low. The full-automatic gear hobbing machining conveying mechanism comprises a limiting conveying strip, and the limiting conveying strip is inserted into the top of a leveling base plate. The mechanismcan automatically arrange gear blanks, then the gear blanks are sequentially output to the leveling base plate by a conveying rolling disc under the blocking effect of a limiting baffle ring and finally output to the conveying belt of a corresponding production line, and when the gear blanks enter the top of the conveying rolling disc through a feeding cover, under the joint limiting effect of thelimiting baffle ring, connecting strips and the limiting conveying strip, the gear blanks can be sequentially arranged and output to the leveling base plate in the extending part direction of the limiting baffle ring, and are therefore output to the corresponding conveying belt. The mechanism is convenient, flexible and high in automation degree.

The invention belongs to a metical apparatus, particularly relates to a high-pressure syringe connection tube used during the high-pressure injection process, which comprises two input ends and one output end, wherein at least one input end is provided with an anti-backflow valve device, the anti-backflow valve device comprises an inlet tube, an intermediate body and an outlet tube, which are sequentially connected with each other from top to bottom, a ball floater with the floating force in the liquid greater than the gravity force of the floater is arranged inside the intermediate body, andwhen the ball floater is under the floating force effect of the liquid, the ball floater floats upwards to seal the inlet tube; and when the anti-backflow valve device is under the injection state, liquid can flows from the inlet tube to the outlet tube through the intermediate body. By adopting the above technical scheme, when suffering the floating force effect of the liquid, the normal application of the anti-backflow valve device can be ensured, and the phenomenon that when the pressure is overlarge, the anti-backflow valve device of the high-pressure syringe connection tube is failed canbe prevented.

The invention relates to the technical field of agricultural spraying equipment, and discloses an agricultural spraying equipment for helping the medicinal liquid to maintain the medicinal properties. The bottom of the shell is fixedly connected with a medicine box, the inside of the medicine box is provided with a slide rail, the surface of the slide rail is slidably connected with a squeeze plate, the surface of the squeeze plate is movably connected with a stretch frame, and the surface of the stretch frame is movably connected with a return spring A suction pipe is movably connected to the side of the squeeze plate far away from the stretching frame, a spring rod is movably connected to the inside of the suction pipe, a liquid flow pipe is movably connected to the surface of the spring rod, and the liquid flow pipe is far from the one side of the spring rod. The side fixed connection is provided with a homogenizing layer. Then the liquid medicine in the liquid storage bag is sucked to the surface of the water tank, and the water in the water tank flows out at this time, and then the liquid medicine is contacted with clean water and shaken by the vibration force, so as to achieve an appropriate amount of liquid medicine when spraying. prevent it from failing.

The invention discloses a transmission shaft device for swing arm type machinery, relates to the technical field of swing arm type machinery, and solves the problem that the existing swing arm type lawn mower has a circular mowing boundary, which is very inconvenient when mowing grass in a square area ,The problem. A transmission shaft device for a swing arm type machine, comprising an inner arm of a mechanical arm; the inner arm of the mechanical arm is inserted into the shell of the outer arm of the mechanical arm. When the device cuts grass, the mowing radius is square. When the outer arm of the mechanical arm rotates, the inner arm of the mechanical arm can extend outward, so that the mowing path of the inner arm of the mechanical arm can move along a straight line when the outer arm of the mechanical arm rotates. , so that it can better adapt to the harvesting of grass, the harvesting is more thorough, convenient and flexible, and the flexibility and practicability of the device are improved.

The invention belongs to the technical field of filter cleaning devices, in particular to an online cleaning device for a low-pressure fuel gas filter, comprising a low-pressure fuel gas buffer tank and a fixed plate, the bottom of the low-pressure fuel gas buffer tank is equipped with a supporting arc plate, and supports A rotating shaft runs through the inside of the arc plate, and a fixed plate is provided on the side of the rotating shaft, the outer wall of the fixed plate is penetrated with a first bolt, the bottom of the supporting arc plate is equipped with a support rod, and the bottom of the support rod is provided with a bottom plate , and the inside of the bottom plate is provided with a regulating groove, the bottom of the low-pressure fuel gas buffer tank is connected with a fuel gas pipeline, and a bypass valve is installed at the end of the fuel gas pipeline, and a front end is provided below the bypass valve valve. The low-pressure fuel gas filter online cleaning device has the function of cleaning the filter online. The position of each support structure is easy to adjust and has a stable structure. It has a good valve sealing effect and is convenient for filter element disassembly and replacement.

The invention discloses a post-surgical care stand-up device suitable for elderly patients, relates to the technical field of nursing stand-up devices, and solves the troublesome and laborious work of artificially lifting the armpits of the elderly on the wheelchair to help the elderly get up, and the wheelchair is used in other areas. It is easy to move the fallen old man when the staff helps the old man get up. A riser suitable for post-surgical care of elderly patients comprises a telescopic frame; the two ends of the bottom end of the telescopic frame are respectively rotatably connected to the top of a linkage block. When the device needs to help the old man get up, the telescopic frame drives the armpit supporting plate to lift up the old man, which increases the operating space for the escort to help the old man. At this time, the brake fixing block can be inserted into the brake disc through the brake lever. The inside of the brake jack locks the moving state of the wheelchair body, preventing the accidental movement of the device when lifting the elderly and causing danger, and the use is stable.

The invention discloses a post-surgical nursing getting-up device suitable for elderly patients, relates to the technical field of nursing getting-up devices, and solves the problems that it is troublesome and strenuous to lift armpits of the elderly on a wheelchair to help the elderly get up, and the wheelchair is easy to move and fall down when other persons help the elderly get up. The invention discloses a getting-up device suitable for nursing after a surgical operation for elderly patients comprises a telescopic frame, wherein the two ends of the bottom end of the telescopic frame are rotationally connected to the tops of the linkage blocks correspondingly. According to the device, when the elderly need to be helped to get up, an armpit supporting plate is driven to rise through a telescopic frame to support the elderly, the operation space for accompanying personnel to help the elderly is enlarged; at the moment, a brake fixing block can be inserted into a brake insertion hole of a brake disc through a brake rod, and therefore the wheelchair body which is under a movement state is locked; therefore, the phenomenon that the device accidentally moves to cause danger when lifting the old people is prevented, and the device is stable to use.

The invention discloses a quick-opening door sterilization cabinet, which comprises a cabinet body, a door body and a cabinet body flange arranged at the port of the cabinet body. A lock groove block is arranged in the circumferential direction, and two lock door panels are hinged on the door body. The opening and closing drive mechanism. The sterilization cabinet has the advantages of simple and compact structure, low cost, easy molding and high safety.

The invention relates to a long-acting environment-friendly release agent and a preparing method thereof. The release agent comprises the following components including NiSO4.6H2O, NaH2PO2.H2O, Na3C6H5O7.2H2O, C2H3NaO2CH3COONa, CuSO4, CH4N2S, PTFE particles, graphite particles, octadecyl trimethyl ammonium chloride and deionized water. According to the long-acting environment-friendly release agent, a composite film formed in the using process can achieve the excellent demoulding effect, and can achieve the effects of protecting a mold and prolonging the service life of the mold. The long-acting environment-friendly release agent overcomes the defects that a traditional release agent is prone to transferring and polluting a product are overcome, so that the long-acting environment-friendly release agent is more suitable for the fields, such as optical products, medical products or food products with high requirements; and the excellent demolding performance can be played for a long time after the release agent is sprayed one time.

The invention discloses a thoracic and abdominal cavity liquid negative pressure pumping device capable of accurately pumping the amount, which relates to the technical field of medical instruments, and solves the problems that the maximum volume of an existing needle cylinder is limited, the negative pressure manufacturing stroke is small, pleural effusion of a patient cannot be completely pumped, and the pain of the patient is increased. The thoracic and abdominal cavity liquid negative pressure pumping device capable of accurately pumping the amount comprises a negative pressure pumping cylinder, and a connecting cylinder which is inserted into the bottom of the mounting cylinder. When the device is used, the negative pressure generation assembly can be controlled by the control device to continuously generate negative pressure, the negative pressure generation period is not interrupted, effusion in the pleuroperitoneal cavity of a patient can be stably, efficiently and quantitatively extracted under any condition, extraction is rapid, pain of the patient during effusion extraction is relieved, and use is convenient.

The invention provides a method for applying a protective cover for an OBD connector, which comprises: a clip with a pair of claws that can be opened and closed; a main body cover that covers the entirety of the clip including the pair of claws; and a lock core that acts as a pair of claws that can be opened and closed The operation member is provided on the front surface of the main body cover, and the insertion port is provided on the rear surface of the main body cover as an opening for inserting the connection terminal portion of the OBD connector 100 into the main body cover. And, by performing key operation on the lock cylinder, the conical lock pin closes a pair of claws, and the connecting terminal part of the OBD connector is clamped by the claw, so that the connecting terminal part of the OBD connector is integrated with the main body cover, and the main body The cover prevents access to the connection terminal portion from the outside. The invention enables anyone to simply prevent malicious use of the OBD connector through one operation, saves a series of complicated connection structures, has simple structure, long service life and easy operation.

The invention discloses a gasoline copper plate corrosion inhibitor, which belongs to the technical field of gasoline corrosion inhibition and is prepared from the following raw materials in parts byweight through compounding: 3 to 6 parts of potassium hydroxide, 10 to 20 parts of sulfonated phthalocyanine cobalt, 2 to 3 parts of acetylacetone cobalt, 5 to 7 parts of sodium benzoate, and 2 to 6 parts of sodium acetate. The inhibitor provided by the invention is good in susceptibility, wide in application range, and free of causing an unqualified phenomenon due to a raw oil property change; issufficient in reaction, favorable in dispersing effect, and free of generating sediments or causing adverse effects on production detection and use; is suitable for industrial production, capable ofmeeting the industrial use requirement since the added sodium benzoate is an excellent corrosion remover, and capable of playing a role in preventing corrosion in a relative harsh environment; is capable of playing a role in dispersing during a product storage process and preventing a complexing reactant in the product from settling and precipitating to cause a large number of precipitates in a storage tank, and capable of being stored for a long time.

The invention discloses an automatic dust removal mechanism for a power distribution cabinet with the function of cleaning dead corners, relates to the technical field of dust removal devices for electric cabinets, and solves the problem of dust in dead corners that cannot be absorbed by existing dust collectors for power distribution cabinets, which is easy Dust accumulation occurs. If it is not cleaned for a long time, the dust accumulation in the dead corner will easily affect and damage the circuit components in the power distribution cabinet to a certain extent. An automatic dust removal mechanism for a power distribution cabinet with a dead angle cleaning function, comprising a dust removal mechanism; the dust removal mechanism includes a connecting hose, a steering wheel, a fixed plate and a suction pump. The device drives the dust removal mechanism through the transmission mechanism to move evenly inside the power distribution cabinet, evenly removes dust from the inside and inner wall of the power distribution cabinet, and can efficiently remove dust from the dead corners of the power distribution cabinet. It is easy to operate and has a high degree of automation.

The invention belongs to a metical apparatus, particularly relates to a high-pressure syringe connection tube used during the high-pressure injection process, which comprises two input ends and one output end, wherein at least one input end is provided with an anti-backflow valve device, the anti-backflow valve device comprises an inlet tube, an intermediate body and an outlet tube, which are sequentially connected with each other from top to bottom, a ball floater with the floating force in the liquid greater than the gravity force of the floater is arranged inside the intermediate body, andwhen the ball floater is under the floating force effect of the liquid, the ball floater floats upwards to seal the inlet tube; and when the anti-backflow valve device is under the injection state, liquid can flows from the inlet tube to the outlet tube through the intermediate body. By adopting the above technical scheme, when suffering the floating force effect of the liquid, the normal application of the anti-backflow valve device can be ensured, and the phenomenon that when the pressure is overlarge, the anti-backflow valve device of the high-pressure syringe connection tube is failed canbe prevented.

The invention discloses a composite wooden box structure supported by the ice surface of an indoor temporary ice rink based on building construction, relates to the technical field of composite boxes, and solves the phenomenon that the existing composite wooden boxes are prone to loosening, slipping and dislocation after being fixed, and now There is a problem that the composite wooden box is inconvenient to move. A composite wooden box structure supported by the ice surface of an indoor temporary ice rink based on building construction, including a linkage rod; the top side of the composite box frame is rotatably connected with a tension rod. When the device is spliced ​​and installed with each other, the cooperation between the tension rod and the tension block can realize the stable splicing between the composite box frames, and the anti-slip block and the anti-skid groove will not be loosened and slipped out of the composite box frames. phenomenon, and the bottom of the device is equipped with a telescopic lifting frame, which can drive the moving wheel to lift up and down for use or hide, and the mobile installation is convenient, which improves the flexibility and practicability of the device.