34results about How to "Less prone to damage" patented technology

The utility model relates to the technical field of silicon powder heating, specifically relates to a heating device for powder purification of direct pulling method, including heating block, the lower part of heating block is provided with the footboard, the footboard is connected with heating block through the connecting device, the connecting device includes the connecting hole of setting at the top of footboard, the bottom of connecting hole is provided with the plug pipe, a plurality of expansion joints are provided on the pipe body of plug pipe, improve the fixed effect of connection, guarantee the safe use, prolong the life, reduce the production cost.

This utility model discloses a robustly installed PCBA structure and server. The robustly installed PCBA structure includes a PCBA board and mounting screws. The PCBA board has mounting holes. Each mounting screw, from one end to the other, includes a threaded section, a tapered guide section, and a screw head. The tapered guide section passes through the mounting hole to secure the PCBA board to the server. The threaded section is used for threaded connection to the server. The tapered guide section is used to push and correct the position of the PCBA board. The screw head presses against the PCBA board. An elastic sealing ring is fitted around the outer periphery of the mounting screw, located between the outer periphery of the mounting screw and the inner periphery of the mounting hole. This utility model facilitates installation and ensures stability after installation.

The utility model discloses a detachable buckle lifting packaging box connecting mechanism, and relates to the technical field of packaging box connecting mechanisms, the detachable buckle lifting packaging box connecting mechanism comprises a base, and an arch bridge rod is arranged on the base; the knuckle is fixedly arranged on the upper wall of the base; a sleeve hole is formed in the upper wall of the end part of the lifting belt in a penetrating manner; the base is designed to be of a triangular structure. According to the detachable buckle lifting packaging box connecting mechanism, the knuckle and the arch bridge are combined into a whole, and the structure and the principle of a traditional waistband are used for reference, so that the assembling process of the packaging box becomes extremely simple and convenient. And the original two-time assembly step can be completed only through one-time operation, so that the packaging efficiency is greatly improved, the packaging time is shortened, and the quick packaging device is particularly suitable for the quick packaging requirement in large-scale production.

The utility model discloses an assembly type prefabricated wall, which belongs to the technical field of assembly type buildings and comprises at least two prefabricated wall bodies, a main rib support and two auxiliary rib supports are arranged in each prefabricated wall body along the wall height direction, and the auxiliary rib supports are arranged on two sides of the main rib support in a mirror image manner; the main rib support is located in the middle area of the prefabricated wall body. The main rib support and the auxiliary rib support form a main supporting frame of the prefabricated wall body, eight main rib supporting columns in the main rib support are distributed in a rectangular shape, four auxiliary rib supporting columns in the auxiliary rib support are also distributed in a rectangular shape, the supporting columns are connected through the transverse columns, the side columns, the inclined columns and the vertical columns to form a stable space structure, and when the prefabricated wall body bears loads, the supporting columns are connected through the transverse columns, the side columns, the inclined columns and the vertical columns. All the supports work cooperatively, loads are dispersed and transmitted to all parts of the prefabricated wall body, and the bearing capacity of the whole structure is enhanced according to the stability principle of a triangular structure (such as a triangular structure formed by inclined columns, side columns and vertical reinforcing columns).

The utility model relates to an elliptical track spiral conveying device, and belongs to the field of spiral freezing and steaming and baking. Comprising a supporting frame, a feeding ascending friction slide way, a discharging descending friction slide way, a horizontal transmission assembly and a vertical transmission assembly, the feeding ascending friction slide way and the discharging descending friction slide way are installed on the supporting frame, and the feeding ascending friction slide way and the discharging descending friction slide way are oval spiral friction slide ways and are in a crossed spiral mode. The horizontal transmission assemblies and the vertical transmission assemblies are installed on the upper portion and the side face of the feeding lifting friction slide way and the discharging descending friction slide way correspondingly, and the four sets of vertical transmission assemblies are arranged on the outer sides of the straight line and arc junction of the feeding lifting friction slide way and the discharging descending friction slide way and connected with the horizontal transmission assemblies correspondingly; through the crossed spiral, materials are fed and discharged at the bottom, the distances between the linear sections and the arc sections are equal, only one motor is used, the transmission ratio is stable and not unbalanced, and the problems that traditional conveying time is short, rotation ratio errors exist, damage is likely to happen, and height difference exists are solved.

The invention relates to the technical field of building punching equipment, in particular to a lifting type punching device for high-altitude drilling, which comprises a base, four rollers are arranged on the lower side of the base, a supporting pipe is fixedly mounted in the center of the upper end face of the base, a sliding rod is slidably mounted on the inner wall of the supporting pipe, and the sections of the supporting pipe and the sliding rod are rectangular. The electric drill is arranged on the supporting rod, accurate lifting of the electric drill in the vertical direction is achieved by means of sliding connection between the sliding rod and the supporting pipe and stable thrust provided by the feeding unit, the percent of pass of follow-up anchor bolt installation is further improved, meanwhile, the electric drill is arranged on the supporting rod in a sliding mode, and meanwhile the machining efficiency is improved. Four rollers are arranged on the lower side of the base of the device, so that the transfer efficiency of the device is improved, the working efficiency is improved, the labor intensity is reduced, a storage battery is adopted as a power supply, the complexity of continuously changing the power supply wiring position in the working process is avoided, and the safety risk of operators is further reduced.

The utility model belongs to the technical field of caissons, and particularly relates to a high-stability gravity type caisson wharf which comprises a caisson body, a stable reinforcing assembly arranged in the caisson body and an impact reinforcing assembly arranged on the surface of the caisson body, and the stable reinforcing assembly comprises a grid plate detachably connected in the caisson body. According to the high-stability gravity type caisson wharf, the sleeves are installed on the surface of the transverse plate, the first arc-shaped plate, the second arc-shaped plate and the third arc-shaped plate are installed at the other ends of the different sleeves, and the radians of the surfaces of the first arc-shaped plate, the second arc-shaped plate and the third arc-shaped plate are different; and a plurality of reinforcing ribs are installed in the sleeves, the interior of the arc-shaped box is supported through the sleeves, the supporting performance of the interior of the arc-shaped box is enhanced, the arc-shaped box can conveniently resist large impact, and the overall impact stability is improved.

The utility model relates to carbon brush production technical field and disclose a kind of conveying mechanism for carbon rod processing, including belt conveyor, the rack of belt conveyor is fixed with two opposite side plates, and one of the side plates is equipped with motor, reciprocating screw rod is rotatably installed between two side plates, guide rod is also fixed between two side plates, the output shaft of motor is connected with the one end of reciprocating screw rod, cooling assembly is provided on two side plates, and rolling assembly is also provided on two side plates.The utility model can increase the structural strength of carbon rod by solidification treatment to carbon rod spray cold air flow, and the solidification effect can help to ensure that carbon rod is not prone to deformation or damage in processing, improve the processing quality and production efficiency of carbon rod.

This application relates to a rice sieve device for processing high-nutrition grains, belonging to the field of grain screening technology. The rice sieve device includes a frame, on which a feeding hopper and an elevator are mounted; multiple sieve plates are mounted on the frame, with different aperture specifications and arranged along the height direction, and each sieve plate has multiple screening sections along its length direction; multiple collection hoppers are fixed to the frame, and each collection hopper has a conveyor belt below it; multiple vibrating devices are mounted below the sieve plates along the length direction of the sieve plates; and a self-switching mechanism is located between the frame and the vibrating devices, used to separate or connect the sieve plates and the vibrating devices, as well as to drive the sieve plates to move laterally and lock their position. This application reduces the space requirement of purchasing multiple rice sieve devices, reduces the floor space occupied, improves space utilization, and simultaneously achieves the effect of automatic and rapid switching of sieve plates.

This invention provides a spring coil and its preparation method for reducing the risk of damage to the outer wall of a hemangioma. The invention features a novel structural design compared to conventional spring coils. The core characteristic of this structure is that the outer layer is a spring coil body with a secondary structure and a sparse primary structure; that is, the primary coil has a wide spacing between the coil wires, and the interior of the primary coil consists of expandable hydrogel hollow filaments. The sparse structure reduces the excessive pressure on the outer wall of the hemangioma during insertion, preventing rupture. The hollow hydrogel filament structure buffers the pressure exerted on the outer wall of the hemangioma after insertion, avoiding rupture that could worsen the patient's condition or even lead to death.

The utility model discloses a cleaning device for gear shaft processing, which relates to the technical field of gear shaft processing, and comprises an upper barrel body, a lower barrel body, a protective cover and a reinforcing support frame, a cleaning control mechanism is arranged above the protective cover, an interval placing mechanism is arranged in the upper barrel body, and the lower barrel body is arranged above the protective cover. And an auxiliary cleaning and discharging mechanism is arranged in the lower barrel body. According to the cleaning device for gear shaft machining, the multiple sets of net cylinders are arranged and placed in a one-shaft and one-cylinder mode, so that the phenomenon that shaft pieces collide with one another and are damaged in the cleaning process of gear shafts is avoided, and the gear shafts in the cylinders are further subjected to abutting limiting through abutting assemblies; on the basis of guaranteeing stable placement of the gear shaft, the gear shaft is not prone to being damaged in the subsequent cleaning process, meanwhile, in the driving assembly, a small gear is used for driving a large gear to conduct transmission output, guarantee is provided for the transmission stability of the subsequent cleaning assembly in the mode of increasing the output torque of the device, the overall structural design is ingenious, and the practical effect is good.

The utility model relates to the field of clamps, and discloses a vertical test clamp for a power supply module, which comprises a test frame, an impact tester is arranged at the upper part of the test frame, a centering assembly is arranged in the test frame, a clamping mechanism is arranged in the test frame, the clamping mechanism comprises a baffle plate, and the baffle plate is arranged on the test frame. The bottom end of the baffle is fixedly connected with the upper surface of the testing frame, a sliding groove is formed in the inner wall of the testing frame, a mounting plate is slidably connected to the inner wall of the sliding groove, a probe is fixedly connected to the front end of the mounting plate, and a moving block is slidably connected to the inner wall, located on the right side of the mounting plate, of the sliding groove. According to the utility model, through the arrangement of the clamping mechanism, it is ensured that the probe can be inserted into the access end of the power supply module after the power supply module is clamped by the baffle plate and the clamping plate, so that the position of the power supply module is fixed in the process of inserting the probe, and the effects that the insertion of the probe is not influenced in the fixing process and the probe is not easy to damage are achieved.

The utility model provides a kind of folding heightening device applied to box, comprising: harvesting box;Front baffle, hinged to the front side wall top of harvesting box;Rear baffle, hinged to the rear side wall top of harvesting box;Reset piece is equipped on the front baffle and rear baffle, and reset piece drives itself to recover vertical state;Connecting rod assembly, its both ends are movably connected on the same end upper portion of front baffle and rear baffle, and connecting rod assembly lower side is equipped with suspension curtain;Shielding component, it is equipped in the top of the side wall opposite to suspension curtain of harvesting box.Using the utility model, front baffle can be under the pressure of external component, rear baffle is pulled forward by connecting rod assembly and is turned over, and then folding is completed;It can return to vertical state under the action of reset piece, and it is convenient to increase the volume of box;Front baffle, rear baffle and reset piece and other components are not easy to scratch and damage, and the service life of device is increased.

This utility model discloses a combined structure of sheet piles and I-beams, relating to the field of civil engineering technology. It includes an I-beam body, a sheet pile body, a fixing block, and a protective cover. A sliding rod is fixedly connected to the back of the protective cover, and a locking hole is provided in the middle of the protective cover. A positioning plate is fixedly connected to the middle of the cavity of the locking hole, and telescopic springs are fixedly connected to both sides of the positioning plate. This utility model, by setting up a protective cover, can effectively protect the connection between the I-beam body and the sheet pile body. The sliding rod on the back of the protective cover cooperates with the sliding groove, slider, and sliding rod on the inner side of the I-beam body, allowing for flexible adjustment of the protective cover's position to better adapt to different working scenarios and protection requirements. Simultaneously, the locking structure composed of the positioning plate, telescopic springs, movable plate, and locking plate within the locking hole ensures that the protective cover is stably fixed in the appropriate position, preventing it from sliding or falling off.

This invention discloses a lifting device for seed processing and transportation. It utilizes multiple dust removal modules instead of a single dust removal device in existing technologies, resulting in a smaller size and less noise. Furthermore, in the event of a single dust removal module failure, the other modules can assist in controlling dust concentration without requiring the main body of the elevator to be shut down for maintenance, thus increasing the safety of the elevator and facilitating the maintenance of the dust removal module's detection accuracy and efficiency. The invention also incorporates buffer steps and buffer supports, using the impact between the buffer steps and buffer supports to control the speed of the sliding inner frame, preventing it from sliding directly out of the fixed outer frame and thus reducing the risk of damage to the inner frame and dust collection unit. Additionally, pressure relief holes and sealing bolts provide new pressure relief locations for the dust removal modules, further enhancing the safety of the elevator.

The utility model discloses a swash bulkhead structure of an LNG ship fuel tank, and belongs to the technical field of fluid swash in ship engineering. The swash bulkhead structure comprises a liquid container wall, a perimeter structure and a curved bulkhead, and the perimeter structure is perpendicular to the liquid container wall and fixedly connected with the liquid container wall; the curved bulkhead is fixedly connected with the perimeter structure; the curved bulkhead is provided with a plurality of through holes serving as liquid flowing channels. Compared with a plane swash bulkhead, the swash bulkhead can effectively disperse pressure, has better structural strength and reduces stress concentration due to the curved surface shape, so that the risk of cracking or failure is reduced, and the swash bulkhead has better safety. And as the internal stress of the curved surface structure is uniformly distributed, fatigue damage is not easy to occur, and the curved surface structure has better deformation resistance under long-term load. Under the condition of the same strength, the curved surface structure can be suitable for fewer materials, and the construction cost and weight are reduced. The whole scheme has the characteristics of high safety and low construction cost.

The invention belongs to the field of cabling machines, and particularly relates to a full-automatic cable cabling machine with an active deviation rectifying function, which comprises a central pay-off support, two pay-off rollers I are mounted in the middle of the central pay-off support, a wire outlet frame is fixedly connected to the end part of the central pay-off support, a central arm is fixedly connected to the end part of the wire outlet frame, and two pay-off rollers II are mounted in the central pay-off support. A driving box used for driving the wire outlet frame to rotate is installed on the outer side of the end of the wire outlet frame, a first transmission disc and a second transmission disc are fixedly connected to the outer side of the center arm, and a plurality of side disc pay-off supports are installed between the first transmission disc and the second transmission disc. Friction force needing to be overcome by rotation of the first pay-off reel and the second pay-off reel can be changed in real time, in the cabling process, the straightening and deformation states of raw material wires are always kept, the quality of the head and the tail of a formed cable are kept the same, and meanwhile the problems of bloating, dislocation, deformation and the like after the cable is formed are effectively solved.

The utility model relates to electric power instrument technical field, and disclose a kind of installation structure for multifunctional electric power instrument of supporting double network segment, including cabinet, cabinet door and electric power instrument body, the cabinet door is away from the side of cabinet and is equipped with installation groove one and positioning groove, the electric power instrument body is fixedly installed with positioning block in the end close to cabinet door, the positioning block is equipped with through slot in the end away from electric power instrument body, the cabinet door is equipped with sliding slot, limit slot and clamping groove in the side close to cabinet, the inner wall of sliding slot is slidably connected with limit block.The installation structure for multifunctional electric power instrument of supporting double network segment, by the cooperation of protective cover, when collision occurs, the electric power instrument body is protected, so that it is not easy to damage, practicality is higher, sealing ring made of rubber material has good sealing property, prevent dust, moisture and other impurities through gap into the inside of protective cover, affect electric power instrument body, improve the service life of electric power instrument body.

This invention relates to the field of breakwater technology and discloses a composite floating breakwater using concrete and bamboo wave-dissipating structures. The invention features multiple guide elements at the bottom of the pontoon, arranged obliquely from low to high along the direction of the ocean current. This creates a gradually rising stepped or sloping structure extending from the rear end to the front end of the current. This arrangement allows the current to be naturally guided upwards or along the slope when passing through the guide structure, thus dispersing it and generating effective flow-around effects such as vortices and backflows. This helps to disperse the energy of the current over a wider area, reducing the energy impacting the breakwater, extending its service life, and reducing damage and maintenance costs caused by current impacts.

The utility model relates to the field of reinforcing rubber sheets, and particularly discloses a reinforcing rubber sheet for an automobile, which comprises a reinforcing rubber sheet body, the reinforcing rubber sheet body comprises a rib layer, a buffer layer, an adhesion layer and a reinforcing layer, the reinforcing rubber sheet body is provided with an exhaust hole penetrating through the end faces of the upper side and the lower side of the reinforcing rubber sheet body, and bubble residues during adhesion can be effectively avoided; reinforcing parts are arranged on the two long edges of the reinforcing film body in the length direction, extend in the width direction of the reinforcing film body and are of an inverted trapezoidal structure, and the reinforcing parts on the two long edges are symmetrically distributed on the two sides of the horizontal central axis of the reinforcing film body, so that stress is dispersed in multiple directions, and the strength of the reinforcing film body is improved. Therefore, the damage resistance of the reinforcing film can be effectively improved, the bearing area of the reinforcing part on the edge can be effectively increased, the overall bearing capacity of the reinforcing part can be effectively improved, and deformation and damage are not prone to occurring.

The wood bottom support with the bottom anti-collision structure comprises a bearing block and a buffering assembly arranged in the bearing block, the buffering assembly comprises a sliding block, a connecting block, a clamping groove and a spring piece, the clamping groove is formed in the bearing block, the connecting block is connected in the bearing block in a sliding mode, the connecting block is arranged in the clamping groove, and the spring piece is arranged in the clamping groove. The surface of the connecting block is fixedly connected with a pair of spring pieces, one end of each spring piece abuts against the inner side wall of the corresponding clamping groove, and one end of the connecting block is fixedly connected with a sliding block. The lower connecting plate, the first bearing block and the second bearing block are sequentially connected, then the lower connecting plate and the upper connecting plate are stably connected through the fixing block and the fixing plate, a stable three-dimensional supporting framework is constructed, finally, the third bearing block and the anti-collision protection plate are installed, anti-collision rubber pads are fixed to the surfaces of the bearing blocks, and the wood bottom support is protected from multiple directions, and objects are borne.

The novel pigeon breeding and breeding egg illumination device belongs to the technical field of egg illuminators and comprises an operation platform, first and second grooves are arranged on the left and right sides of the upper end of the operation platform, a waste groove is arranged in the middle of the first groove, a waste egg holder is placed on the upper end of the waste groove, a first sliding groove is arranged in the middle of the second groove, second sliding grooves are arranged on the left and right sides of the first sliding groove, a sliding assembly is slidably connected to the first and second sliding grooves, an original egg holder is mounted on the upper end of the sliding assembly, an egg groove is arranged on the waste egg holder and the original egg holder, a through groove is arranged in the middle of the operation platform, an illumination device is mounted in the through groove, supporting legs are fixedly connected to the four corners of the lower end of the operation platform, a clamping groove is arranged on one side of the through groove of the operation platform, and a positioning assembly is arranged in the clamping groove.

This invention provides a vacuum composite LNG cryogenic pipeline, comprising four functional layers from the inside out: an inner composite pipeline layer, a vacuum layer, an outer composite pipeline layer, and an outer sheath layer. The inner composite pipeline layer consists of an inner spiral wire layer, a sealing layer, a braided layer, another sealing layer, and an outer spiral wire layer, arranged sequentially from the inside out. The vacuum layer is formed by an annular area between the inner and outer composite pipeline layers, supported by an insulating gasket ring, providing vacuum insulation. The outer composite pipeline layer consists of inner and outer spiral wire layers as its innermost and outermost layers, a sealing layer as its second layer, and a braided layer as its third layer. The outer sheath layer comprises an outer sheath. This invention offers superior bending flexibility and low bending stiffness, making it less prone to fatigue damage under external tensile and bending cyclic loads. It also provides excellent insulation, more rational stress transmission in cryogenic pipelines, and a wider range of applications.

The mulberry leaf cleaning device for silkworm breeding comprises a cleaning cylinder and a cleaning net cylinder, a motor is arranged at the bottom of the cleaning cylinder, a power shaft is rotationally arranged at the inner bottom of the cleaning cylinder, a mounting frame connected with a power output shaft of the motor is rotationally arranged in the cleaning cylinder, the cleaning net cylinder is clamped in the mounting frame, and the motor is connected with the mounting frame. An annular air pipe is arranged at the position, below the mounting frame, of the inner bottom of the cleaning barrel, a plurality of air spraying pipes surrounding the mounting frame are vertically and upwards communicated with the interior of the annular air pipe, a plurality of air spraying nozzles facing the mounting frame are arranged in the annular air pipe and the air spraying pipes, and an air pump communicated with the annular air pipe is arranged outside the cleaning barrel. The cleaning device has the advantages of being convenient to clean, improving the cleaning effect and the like.

The utility model relates to the technical field of PCB production, disclose a kind of PCB board production dust removal device, including device cavity;Suction mechanism is connected in the device cavity, to the gas of outside miscellaneous dust is inhaled into the device cavity;And filter mechanism, it is set in the device cavity, located above the suction mechanism, to filter the miscellaneous dust inhaled gas;Wherein, the filter mechanism includes the spiral filter assembly being set in the top or middle part of the device cavity, and the horizontal filter assembly being set below the spiral filter assembly.The utility model provides a kind of PCB board production dust removal device, not only can be filtered to polluted air multiple times, to effectively improve the quality of device whole to air filtration and purification, and filter mechanism whole is not prone to damage, effectively reduce the probability that device is delayed due to filter mechanism damage and the overall production efficiency of PCB production line.

The utility model relates to a kind of instrument quick dismounting structure, including base (1) and control box (2) installed on base (1), the top surface of base (1) is symmetrically provided with left clamping hook (1.1) and right clamping hook (1.2), the bottom surface of control box (2) two sides is respectively provided with left clamping groove (2.1) and right sliding slot (2.2), left clamping hook (1.1) is inserted in left clamping groove (2.1), buckle piece (3) is slidably arranged in right sliding slot (2.2), and the left end of buckle piece (3) is provided with the right clamping groove (3.6) for the insertion of right clamping hook (1.2).The utility model relates to a kind of instrument quick dismounting structure, easy to operate and long service life.

The application discloses a power battery management system for an airplane, and technical scheme points of the application are as follows: the power battery management system comprises a BCMU master control unit, a wireless transmission module, a BMU acquisition module, a Switch physical switch, a PDU control box, an audible and visual alarm system, an external controller and a relay control module; the BCMU master control unit is used for acquiring acquisition data and performing self-checking when being powered on; the external controller performs self-checking when the BCMU master control unit completes self-checking; power-on is completed through the closure of the Switch physical switch, and the PDU control box controls the closure of an internal high-voltage relay; and a power-off signal is generated and power-off is controlled when the flight control module detects that flight is completed and a fault occurs. Safety control during power-on and power-off is realized.

The utility model discloses a mobile phone shell with a full-fitting type screen, the mobile phone shell with the full-fitting type screen comprises a shell body, a screen and a power taking device, the shell body is provided with a front surface and a back surface for installing a mobile phone, the back surface of the shell body is provided with an installation groove, and the inner contour of the installation groove is fitted with the outer contour of the shell body; the screen is made of a flexible material, the outer contour of the screen is matched with the contour of the mounting groove, and the screen covers the mounting groove; and the power taking device is mounted in the mounting groove, is electrically connected with the screen, and can take power from external electronic equipment and supply power to the screen. By means of the arrangement, the screen can be fully distributed on the back face of the mobile phone shell, then the display area is enlarged, the screen is made of the flexible material, can be bent along with the shell and is high in impact resistance, and it is ensured that the screen is not prone to damage when a mobile phone falls off.

This invention relates to the field of garment processing technology, specifically providing a drying device designed to solve the problem of lint filters often not being installed correctly. To address this, the drying device of this invention includes a drying duct and a lint filter. The drying duct has an insertion port, through which the lint filter is inserted. A blocking and positioning structure is located on the inner wall of the drying duct, away from the insertion port, and this structure abuts against the lint filter. By using the blocking and positioning structure within the drying duct, the user can push the lint filter forward along the duct until it abuts against the blocking and positioning structure, at which point it can no longer be pushed. This indicates that the lint filter has been installed in the designated position, thus preventing improper installation.