384results about How to "Avoid bending" patented technology

The utility model relates to a kind of spring hinge assemblies for glasses legs, including pile head, pile head positioning sheet, spring box and spring core mechanism, the pile head slot that is penetrated out of its one end is set on the pile head, the glasses leg folding passageway that is penetrated out of the inside of pile head is further included on the pile head slot, the pile head positioning sheet is fixed on the pile head and includes the connecting ring extending into the pile head slot, the spring core mechanism is set in spring box, the spring core mechanism includes connecting sheet, the connecting sheet is penetrated out of spring box and is set with connecting hole, the connecting sheet is cooperatively set in the pile head slot and is buckled with connecting ring by connecting hole, the hinge assembly not only can realize the conventional opening and closing action of glasses leg, but also can produce certain up-down swing buffer when being subjected to vertical direction external force, to effectively prevent the bending or fracture of glasses leg due to excessive stress.

The utility model belongs to welding processing technical field especially relates to a kind of welding wire conveying tool, comprising: base frame, base frame is in and is equipped with storage groove;Conveying component, including first roller and second roller, first roller and second roller are rotatably set in storage groove;Driving assembly, installation is in base frame, for driving first roller to rotate;Wherein, the welding wire to be conveyed is wired through between first roller and second roller, and first roller and second roller are used to clamp the welding wire along the radial direction of welding wire;The beneficial effects of the utility model are that the first roller and second roller are rotated to realize the clamping of welding wire, so that the welding wire can be automatically wired to the processing end of welding robot, and the automatic welding wire conveying operation is completed;At the same time, the clamping force received by the welding wire during conveying is small, which avoids the occurrence of adverse conditions such as weld serpentine bending, inconsistent welding size and a large number of abnormal splashing, and effectively improves the welding quality.

The invention discloses a method for improving size matching of an outer tent and an air column of an inflatable tent. The method comprises the following steps that S1, preset deformation parameters of the outer tent in the machining process and preset deformation parameters of the air column when the air column is pressurized to rated pressure are obtained; s2, on the basis of the preset deformation parameters of the outer tent, compensation calculation is conducted on the blanking size of the outer tent sample division piece; cutting and splicing outer tent sample dividing pieces according to the compensated blanking size to form an outer tent; s3, based on the preset deformation parameters of the air column, performing compensation calculation on the modeling size of the air column; and the air column is manufactured according to the compensated modeling size. The technical problems that in the prior art, shrinkage of an outer tent material in the machining process and expansion of an air column material in the pressurized state are not considered, the size of a formed outer tent is mismatched with the size of the air column, and then air column installation bending, product assembling difficulty, material waste and appearance quality defects are caused are solved.

The utility model relates to aluminium solution capacitor technical field, and disclose a kind of heat dissipation type high temperature resistant aluminium solution capacitor, including electrolytic capacitor main body and the two pins of installation in electrolytic capacitor main body one end, the outer wall of electrolytic capacitor main body middle portion is equipped with and is fixedly connected with connecting ring, the outer wall of connecting ring is connected with two support assemblies, the other end of two support assemblies is connected with extension assembly, the other end of two extension assemblies is connected with rotating assembly, the inside of two rotating assemblies is connected with cooling plate, the inside of two cooling plates is connected with cooling liquid cavity filled with cooling liquid. This kind of heat dissipation type high temperature resistant aluminium solution capacitor, by setting cooling plate and cooling liquid cavity, cooling liquid (such as transformer oil) filled in cooling plate interior has good thermal conductivity, and chemical property is stable (not with aluminium reaction, long-term sealing does not oxidize), can pass through directly contacting electrolytic capacitor main body surface, quickly absorb the heat generated when working, reduce internal temperature.

The utility model belongs to the technical field of iron removal equipment, and particularly relates to an automatic wet iron remover, which comprises a shell with a front opening and a rear opening, a working bin is arranged in the shell, a front cover plate covers the front opening of the shell, a rear cover plate covers the rear opening of the shell, a plurality of sleeves and a support plate for supporting the sleeves are arranged in the shell, and the sleeves are sleeved on the support plate. The front end of the sleeve is closed, the rear end of the sleeve is open, the rear end of the sleeve is fixed to the rear cover plate through welding, the outer side of the rear cover plate is fixedly connected with an air cylinder seat plate, an air cylinder is installed on the air cylinder seat plate, a magnetic rod seat plate is arranged between the rear cover plate and the air cylinder seat plate, and a piston rod of the air cylinder is connected to the magnetic rod seat plate. Bare magnetic bar assemblies arranged in the corresponding sleeves in a sliding mode are arranged on the magnetic bar base plate, each bare magnetic bar assembly comprises a supporting shaft and a plurality of pieces of magnetic steel arranged on the supporting shaft in a sleeving mode, and the rear end of each supporting shaft is connected to the magnetic bar base plate. The iron removal device is strong in magnetic force, capable of adsorbing iron impurities with small particles and good in iron removal effect.

Provided is a door weather strip for a vehicle that suppresses a door frame of a door for a vehicle from being drawn out to the outside in the vehicle width direction by a pressure difference between the inside and outside of the vehicle when the vehicle is traveling at high speed. The door weather strip (10) has a mounting base (21) that is mounted to the door frame or a door trim, and a sealing lip (22) that abuts against a door opening portion peripheral edge (6) when the door (1) is closed. A protrusion (23) that abuts against the door opening portion peripheral edge (6) when the door (1) is closed is formed on the door opening portion peripheral edge (6) side of a front end portion (22a) of the sealing lip (22). A hard portion (70) that is harder than the material that constitutes the sealing lip (22) is formed so as to extend from a lower area of the protrusion (23) to the root portion (22b) side of the sealing lip (22).

The utility model relates to gas pipe correction technical field especially, it relates to a kind of PE gas pipe correction clamp, solve the problem that the pipe wall is prone to local indentation, flattening or stress concentration, and new plastic deformation is easily caused in the clamping area of pipe body when only applying correction force from outside in prior art due to the certain flexibility and elasticity of PE material.A kind of PE gas pipe correction clamp, including frame, both sides of frame are fixedly connected with side plate, and the opposite side of two side plates is equipped with arc clamping plate, and the bottom of two arc clamping plates is slidably connected between the bottom of frame, both sides of frame are equipped with support rod, and the one end of two support rods is respectively through both sides of frame.The utility model effectively solves the problem that pipe wall is prone to flattening, indentation or uneven stress due to lack of inside support in existing correction clamp, realizes the simultaneous support and uniform stress of inside and outside of PE gas pipe.

The present application relates to the technical field of archery equipment, and particularly relates to a metal mixed carbon fiber arrow shaft, which comprises a middle carbon fiber pipe, a head stainless steel pipe, a tail metal pipe and a solid connecting piece, the head stainless steel pipe is arranged at the front end of the middle carbon fiber pipe, the tail metal pipe is arranged at the rear end of the middle carbon fiber pipe, and the two are connected and fixed through the solid connecting piece arranged in the middle carbon fiber pipe, and the outside is wrapped with carbon cloth and is formed through high-temperature curing. The present application adopts a segmented metal mixed structure, replaces a long-size metal inner core with a short metal accessory matched with a carbon fiber main pipe, and greatly reduces the difficulty of straightness control. The thickened head stainless steel pipe effectively bears the impact force, the solid connecting piece is in surface contact with the inner wall of the carbon pipe to disperse the stress, and the service life of the arrow shaft is significantly prolonged. The present application has reasonable structure, low cost and high efficiency, and is suitable for manufacturing various archery equipment.

This invention belongs to the field of glass technology and relates to a high-temperature resistant structural glass material, its preparation method, and its applications. The glass is composed of the following components by mass percentage: 60%-70% silicon dioxide, 5.5%-11% boric acid, 0.1%-5% aluminum hydroxide, 0%-3% potassium nitrate, 5.5%-13% potassium carbonate, 0%-12% sodium carbonate, 0.1%-4% calcium carbonate, 0%-2% calcium fluoride, 0%-1% lithium carbonate, 0%-2% basic magnesium carbonate, 0.1%-1% titanium dioxide, 0%-2% zirconium dioxide, and 0%-1% cerium dioxide; the total mass percentage of potassium nitrate, potassium carbonate, sodium carbonate, and lithium carbonate does not exceed 22%. This structural glass possesses a high softening temperature, a suitable coefficient of thermal expansion, high-temperature resistance, thermal shock resistance, and processing performance, making it suitable as a structural material for optoelectronic devices.

The utility model discloses a pressing plate type glass curtain wall which comprises a glass curtain wall positioning frame, a glass body is installed on the inner wall of the glass curtain wall positioning frame in a positioning mode, and a pressing plate positioning mechanism is installed at the upper end of the glass curtain wall positioning frame in a positioning mode. The pressing plate positioning mechanism comprises a glass outer positioning frame, an inner movable groove, a triangular preliminary positioning block, a limiting block, a damper, an elastic piece, an insertion positioning groove, an anti-skid cushion block, an inner supporting abutting plate, a positioning preliminary groove, an inner filling rubber pad, a positioning pressing plate frame and an insertion positioning block. According to the pressing plate type glass curtain wall, due to the arrangement of the pressing plate positioning mechanism, it can be guaranteed that the glass plate is installed more smoothly, the problem that the surface is uneven is solved, meanwhile, larger wind loads and earthquake loads can be borne, the safety of the curtain wall is improved, and under the extreme weather condition, the curtain wall is not prone to falling off. The embedded positioning can effectively prevent the glass plate from falling off, and the risk of property loss and personal injury is reduced.

The utility model relates to material bearing device field discloses a strong bearing capacity's roll device, including installation lever, the upper surface fixed connection of installation lever has support rod, the upper surface of support rod has set up the mounting groove, the upper surface of support rod is installed with fixed lid, the upper surface of support rod is provided with bearing mechanism, the bearing mechanism includes buffer adjustment subassembly, buffer adjustment subassembly includes axle body and buffer block, the inner wall of mounting groove is installed to axle body, the outer wall fixed connection of axle body has fixed ring, the inner wall fixed connection of axle body has the dog, buffer block is connected in the outer wall of support rod with sliding, in the utility model, through setting up the support net rack in the inside of the roll shell, make the roll shell be in lighter weight, improve the deformation resistance of roll shell at the same time, cooperate buffer adjustment subassembly, can effectively improve the bearing capacity of device whole, further improve the use effect of device.

The utility model discloses a kind of carbon fiber and concrete composite reinforcing structure, it includes the installation frame being arranged in the front of support beam, the surface of the support beam is provided with multiple carbon fiber cloth, the top and bottom of the installation frame are fixedly connected with mounting plate, the right side of the mounting plate is provided with two symmetrical fixed bolts, the fixed bolt is fixedly connected with wall screw thread, the inner chamber of the installation frame is provided with sliding frame.The utility model is fixed on wallboard by installation frame, rotates threaded sleeve, makes threaded sleeve and screw rod screw thread movement, by the limiting of slide and sliding slot, sliding frame slides to the direction of support beam, so that sliding frame promotes fixed plate to be attached at the cut end of carbon fiber cloth, it can be reached that the cut end of carbon fiber material can be fixed by fixed structure, avoid the situation that carbon fiber cut end occurs edge curling, ensure the reliability of carbon fiber material corrosion prevention.

The utility model discloses a cable support with adjust cable length structure, length adjusting mechanism includes movable plate, and one side upper end and lower end of movable plate all are fixedly connected with guide rod, and guide rod with movable plate is perpendicular to each other in length direction, the bottom surface of guide rod is equipped with a plurality of resistance groove, and every resistance groove all equidistance arrangement along the length direction of guide rod, the outside of guide rod is slid and is sleeved with horizontal support, the bottom surface of horizontal support is close to the side of movable plate and is equipped with the mouth of passing, the top surface of horizontal support is away from the side of movable plate and is fixedly connected with stop projection, the side of movable plate is equipped with push groove, and push groove is consistent with movable plate in length direction, when horizontal support is fixed in the inside of cable well, through moving horizontal support, can support cable in the alignment position of cable pipe, avoid the cable after being straight and bending, in addition to reduce the length requirement of cable, also reduced the construction difficulty.

The utility model discloses a portable compressed oxygen self-rescuer detector, which relates to the technical field of detection instruments, and comprises a box body, an operation panel and a box door, a plurality of grooves are formed in the box door in a penetrating manner, rotatable hose reels are arranged in the through grooves, and a gas pipe is wound on the hose reels, so that the compressed oxygen self-rescuer can be detected. During use, the hose reel is rotated in the direction close to the inner wall of the box door, after the hose reel is rotated in place, one end of the air pipe is pulled and inserted into a corresponding air hole in the operation panel, then the hose reel is rotated reversely, after the hose reel is rotated in place, the other end of the air pipe is pulled and inserted into the compressed oxygen self-rescuer, and the compressed oxygen self-rescuer is inserted into the compressed oxygen self-rescuer. In this way, the multiple air pipes are separated through the through grooves, winding and bending among the multiple air pipes are avoided, it is ensured that air in the pipes flows smoothly, and the practicability and the detection accuracy of equipment are improved.

The invention discloses a quenched and tempered seamless line pipe with narrow strength fluctuation and a manufacturing method thereof. The quenched and tempered seamless line pipe comprises the following components in percentage by weight: 0.06-0.10% of C, 1.40-1.65% of Mn, less than or equal to 0.05% of Cu, less than or equal to 0.05% of Ni, less than or equal to 0.05% of Cr, less than or equal to 0.30% of Si, 0.05-0.20% of Mo, 0.01-0.05% of Nb, 0.03-0.07% of V, less than or equal to 0.020% of Ti, less than or equal to 0.0005% of B, less than or equal to 0.015% of P, less than or equal to 0.005% of S and the balance of Fe or other impurity elements. And Cu + Ni + Cr is less than or equal to 0.10%. According to the method, the strength fluctuation of the whole seamless pipeline pipe product after thermal refining is smaller than 25 MPa, the strength performance stability can be improved, and the use performance of the product is improved.

The utility model provides a mechanical arm clamp which comprises a base, a clamping air cylinder is fixedly connected to the bottom end of the base, an adjusting assembly is arranged at the telescopic end of the clamping air cylinder, and a clamping plate is arranged at the bottom end of the adjusting assembly. The adjusting assembly comprises a fixing frame fixedly connected to the telescopic end of the clamping air cylinder, the inner wall of the fixing frame is rotationally connected with a two-way lead screw, one end of the two-way lead screw extends out of the fixing frame and is fixedly connected with an adjusting motor, and a sliding rod is fixedly connected to the position, below the two-way lead screw, of the inner wall of the fixing frame; compared with the prior art, the clamping device has the following beneficial effects that the two first mounting seats move towards each other or away from each other by adjusting the motor, the two-way lead screw and the sliding rod, and the first transmission plate and the second transmission plate are matched to drive the second mounting seats to slide along the surface of the sliding rod, so that the distance between the clamping plates can be adjusted; therefore, the clamp can be suitable for books of various sizes, and the books are prevented from being bent in the carrying process.

The application discloses a non-premixed combustor capable of simultaneously generating oxidation environment and reduction environment and relates to the technical field of combustors.The combustor comprises an oxidation gas cavity cover plate, an oxidation gas cavity I, an oxidation gas cavity II, a fuel gas cavity I, a fuel gas cavity II, a gas fuel pipe group and a center powder feeding pipe and the like modules, can simultaneously generate oxidation environment and reduction environment, and can flexibly replace different types of optical windows, flexibly adjust flame intensity and flexibly adjust the length of the center powder feeding pipe extending out of the oxidation gas cavity cover plate, is a non-premixed combustor capable of simultaneously generating oxidation environment and reduction environment, and has the advantages of simple and compact structure, safe and convenient operation, high flexibility and stable planar flame generation.

This utility model belongs to the field of IPM module locking and installation technology, and particularly relates to an IPM locking device and a permanent magnet motor. The IPM locking device includes: a mounting base and an IPM module body, wherein the IPM module body is disposed on the top surface of the mounting base; wherein the top surface of the mounting base has insertion holes corresponding to the pins in the IPM module body; the inner wall of the insertion hole is inclined, and the cross-sectional area of ​​the insertion hole gradually decreases from the top surface of the mounting base to the bottom surface, and the minimum cross-sectional area is adapted to the thickness of the pin, so that when the IPM module body is pressed down and placed on the top surface of the mounting base, the pins are inserted into the corresponding insertion holes through the inclined surface, thereby realizing that when installing the IPM module body, the pins are guided and aligned by the inclined surface of the insertion hole, eliminating the need for manual alignment and avoiding bending or breakage of the pins.

The application discloses a spring coiling machine, and belongs to the technical field of spring manufacturing equipment, which comprises a rack, a wire feeding mechanism arranged on one side of the rack, and two sets of cutting mechanisms symmetrically arranged above and below, wherein the cutting mechanism comprises a connecting rod driving device, a fixing frame is slidably connected to the bottom of the connecting rod driving device, and the fixing frame is fixedly connected between the connecting rod driving device and the rack; a cutting knife is arranged at the bottom of the connecting rod driving device; two sets of coiling mechanisms are arranged on one side of each of the two sets of cutting mechanisms; the wire feeding mechanism comprises a conveying frame, a plurality of conveying rollers are transversely arranged on one side of the conveying frame, and two sets of wire pressing mechanisms are arranged between the wire feeding mechanism and the two sets of cutting mechanisms. When the spring coiling machine is used, the production and collection of springs can be automatically completed, manual operation of workers is not needed during use, full-automatic production is realized, the production efficiency is improved, and the production cost is reduced.

The utility model discloses an acupuncture mechanism and radiopharmaceutical subpackaging equipment comprising the same. The needling mechanism comprises a sliding shaft, an operating handle sliding up and down along the sliding shaft and a needle frame base plate, the sliding shaft is further sleeved with an elastic piece, the upper end of the elastic piece is connected with the operating handle, the lower end of the elastic piece is connected with the needle frame base plate, and a first buckle used for fixing an extraction needle is arranged on the needle frame base plate. The extraction needle moves up and down along with the needle frame base plate under the action of the operating handle, so that a soft bottle plug of a medicine bottle can be punctured. The operation handle and the needle frame base plate are arranged on the sliding shaft, the elastic piece is arranged between the operation handle and the needle frame base plate, buffering can be ingeniously provided for the extraction needle to pierce a soft bottle plug of a medicine bottle, buffering can also be provided when the extraction needle makes contact with the bottom of the medicine bottle, and bending of the extraction needle and damage to the bottom of the medicine bottle are avoided; the liquid medicine in the medicine bottle can be completely extracted to the maximum extent, the extraction requirement is met, radiation residues are reduced, and harm to operators is reduced.

The utility model relates to the field of automobile part assembly, in particular to a vehicle control board card convenient to install. A vehicle control board card convenient to install comprises an outer frame, an elastic piece, a containing plate, a baffle, a vehicle control board, limiting plates, a push-out assembly, an anti-disengaging assembly and the like, the outer frame is installed at the designated position in a vehicle, the left end and the right end of the outer frame are slidably connected with the limiting plates, the containing plate is slidably connected into the outer frame, and the elastic piece is connected between the containing plate and the outer frame; the top of the placing plate is used for placing the vehicle control panel, vertical baffles are connected to the left side and the right side of the placing plate and used for limiting the limiting plate, the limiting plate limits the vehicle control panel from the left side and the right side, a push-out assembly is arranged on the front side of the outer frame and used for pushing out the limiting plate towards the two sides, and an anti-disengaging assembly is arranged on the top of the outer frame and used for blocking the vehicle control panel after fixation is removed. And through clamping cooperation of the stop rods and the clamping grooves, the control panel is effectively prevented from accidentally falling in the dismounting process, and the falling prevention purpose is achieved.

This utility model discloses an anti-bending protection injection molding device for data cable connectors, belonging to the field of data cable connector injection molding technology. Key technical features include a support base, a lower mold bolted to the top of the support base, a positioning fixture inside the lower mold, a terminal inside the positioning fixture, and a cable on the side of the terminal away from the positioning fixture. An anti-bending mechanism is provided on the front side of the support base. By setting a clamping component, the clamping component provides stable constraint to the cable, preventing it from bending or shifting due to external forces, ensuring accurate relative positioning between the cable and the terminal. By setting a tensioning component, the tensioning component provides appropriate tension to the cable, further preventing bending deformation and straightening any slightly bent cable, ensuring it is in the ideal molding position, thus further improving the production quality and yield of the data cable connector.

The utility model discloses a kind of flexible trepanning devices of circuit board, it is related to circuit board processing technical field.The utility model includes bottom plate, the bottom plate top is provided with driving motor, driving motor output end is fixedly connected with drill bit;The drill bit bottom is provided with support mechanism.The utility model passes through the support of support mechanism Shell design, drill bit when penetrating circuit board will not directly contact operation platform, avoid drill bit abrasion and operation platform damage, while support shell provides real-time support to circuit board trepanning position, prevent circuit board from bending or breaking due to down pressure, significantly improve processing precision and product yield, dust collection mechanism is matched by air blower, dust hood and fixed box, can quickly adsorb and concentrate the chip generated by drilling, avoid chip flying and scattering Pollution equipment or affect the normal operation of screw thread transmission structure.The design of detachable sealing plate further facilitates the regular cleaning of chip, prolongs the service life of equipment.

The application discloses a double-layer liquid cooling system, which comprises a first layer of liquid cooling plates; a second layer of liquid cooling plates arranged above the first layer of liquid cooling plates; at least two inlets arranged on the second layer of liquid cooling plates, cooling liquid in the first layer of liquid cooling plates being transported to the second layer of liquid cooling plates from the inlets; an outlet arranged on the second layer of liquid cooling plates, the number of the outlet being at least one but less than that of the inlets, cooling liquid in the second layer of liquid cooling plates being transported to the first layer of liquid cooling plates from the outlet; the cooling liquid flows from the first layer of liquid cooling plates to the second layer of liquid cooling plates and then flows back to the first layer of liquid cooling plates from the second layer of liquid cooling plates; and the second layer of battery modules is the farthest end module (farthest from the cooling liquid inlet of the first layer of liquid cooling plates), the number of the inlets arranged on the second layer of liquid cooling plates is increased, the flow of the cooling liquid into the second layer of liquid cooling plates is increased, heat exchange of the second layer of liquid cooling plates and the second layer of battery modules is improved, and the temperature difference of the whole package is reduced.

The utility model provides an outdoor rain -proof rat poison bait station relates to rat killing technical field, the utility model discloses a ceramic cylinder, the section of ceramic cylinder vertical direction is the shape of quarter circle, the bottom of ceramic cylinder inner wall is provided with the poison bait box, is provided with rain -proof device between poison bait box and ceramic cylinder, rain -proof device is blocked respectively to both sides of poison bait box through the setting of two baffle, the utility model discloses a baffle, the position of baffle is adjusted, and poison bait box is placed between two baffles, and the height of baffle is higher than the height of both sides of poison bait box, then two baffles can be blocked respectively to the top of both sides of poison bait box, is favorable to prevent rainwater from entering poison bait box from both ends of ceramic cylinder under the action of wind force and leads to poison bait to be wet and be polluted, and then is favorable to prevent the drug of poison bait to drop and poison bait to separate ceramic cylinder and cause the pollution around poison bait station.

This invention discloses a corrosion-resistant thermocouple, relating to the field of thermocouple technology. It solves the technical problems of existing thermocouples, such as the ease with which thermocouple electrodes bend, the easy adhesion of the fluid to be monitored to the thermocouple, affecting the accuracy of the measured medium's temperature, and the difficulty of cleaning. The invention includes a thermocouple body comprising a junction box, thermocouples mounted on the junction box, an insulating and corrosion-resistant layer on the thermocouples, and a device connection port on the side of the junction box. It also includes a protective sleeve mechanism comprising a threaded connector fitted onto the thermocouple, an outer protective sleeve mounted on the threaded connector, and an inner protective sleeve slidably disposed within the outer protective sleeve. This invention utilizes a scraper inside the inner protective sleeve that slides on the thermocouple, employing two elastic scrapers to remove surface deposits from the thermocouple, eliminating the need for disassembly and cleaning, reducing the workload of workers, and effectively preventing the adhesions from affecting the thermocouple.