12results about How to "Avoid Insufficient Sealing" patented technology

The utility model relates to the technical field of oil tank structure discloses an oil tank and sealing cover, include: open pipe fitting, the top fixed connection of open pipe fitting has the connecting pipe fitting, the outer wall of connecting pipe fitting is fixed and is covered with fin ring, convenient dismounting mechanism, convenient dismounting mechanism sets up at the top of connecting pipe fitting, convenient dismounting mechanism is used for improving the efficiency of dismounting, pressure relief mechanism, pressure relief mechanism sets up on convenient dismounting mechanism, the utility model discloses the design of convenient dismounting mechanism whole, when dismounting, the lever will drive rotating arm to rotate in the inside of protruding block, makes the fastener move away from the position of cover body, then can implement the function of dismounting, when installing, after loosening the lever, through the elastic force of no.

The utility model relates to an argon blowing ball head metal seal automatic connection joint structure which comprises an argon connection joint, an argon feeding joint and a base, the argon feeding joint is arranged on the base in a sliding mode, an elastic assembly is arranged between the argon feeding joint and the base, a sleeve is arranged in the argon connection joint in a rotating mode, and a driving assembly is arranged between the sleeve and the argon feeding joint. According to the utility model, through the mutual cooperation among the driving assembly, the elastic assembly, the transmission structure and the lock catch assembly, not only can the quick connection between the argon receiving joint and the argon feeding joint be realized, but also the argon receiving joint and the argon feeding joint can be quickly connected after the connection is completed, and the connection is convenient. The argon receiving connector and the argon feeding connector can be locked, the situation that the argon receiving connector and the argon feeding connector completely depend on the gravity of the steel ladle and are insufficient in sealing performance when accidental shaking occurs is avoided, and due to the fact that the argon receiving connector and the argon feeding connector are always kept in the locking state, even if the height or position of the steel ladle needs to be adjusted, the sealing effect cannot be affected.

The application discloses a kind of empty suspension type magnetic stirring assembly to solve the problem of insufficient sealing effect of driving mode in the field of cell culture or biopharmaceutical, comprising: sealed shell assembly;First magnetic rotating part, in the sealed shell assembly;Second magnetic rotating part, in the sealed shell assembly outside, second magnetic rotating part is equipped with stirring paddle;Driving assembly, connect the first magnetic rotating part and can drive the first magnetic rotating part rotation, the first magnetic rotating part rotation can drive the second magnetic rotating part rotation.The power component and transmission component of stirring part are better isolated from the space in the liquid storage container by the magnetic force of the first magnetic rotating part to drive the second magnetic rotating part, avoid the problem of insufficient sealing effect of existing mechanical driving mode.

The present invention relates to the technical field of brushless motors, specifically to a wet and dry dual-purpose brushless motor, comprising a brushless motor body, a housing provided on the brushless motor body, and a first fixed end plate and a second fixed end plate respectively mounted on both ends of the housing, a threading hole seat provided on one side of the first fixed end plate, and a cable passing through the threading hole seat, a cable positioning seat rotatably mounted on the threading hole seat, and movable fastening plates symmetrically arranged in the cable positioning seat, a positioning clamp rod and a movable clamp rod symmetrically arranged between the movable fastening plates, and the cable is clamped between the positioning clamp rod and the movable clamp rod, and a protective cover is mounted on the other end of the second fixed end plate. The wet and dry dual-purpose brushless motor is provided with a protective structure and a sealing structure at the cable position, which can avoid the problem of insufficient sealing at the cable threading position, and at the same time, a protective cover and a moisture-absorbing pad are provided at the rotating shaft position, which can effectively reduce the influence of moisture on the use of the brushless motor and effectively extend the service life of the brushless motor.

The utility model discloses a kind of charging pile mounting base with moisture-proof function, it is related to charging pile base technical field, the charging pile mounting base with moisture-proof function includes base, the top of base is provided with mounting hole, support plate is equipped in base interior, charging pile body is equipped in mounting hole, charging pile body is placed on support plate upper end, clamping mechanism is equipped on support plate, sealing component is equipped at mounting hole, lifting component is equipped in the lower end of support plate in base interior, the side of base is equipped with air inlet, the other side of base is equipped with air outlet;The gap between charging pile body and mounting hole is filled by sealing component, realize tight seal, effectively block rainwater from installation gap infiltration;Clamping mechanism guarantees charging pile body installation stability, avoid external force to cause clamping loose;Dry pipe and dry box cooperate at air inlet, can dry processing to the air entering base, air outlet fan accelerates air circulation, guarantee base interior dry and clean.

The present invention relates to the field of tools, and in particular to a convenient disassembly tool for mechanical equipment. The technical solution of the present invention is: a convenient disassembly tool for mechanical equipment, including a sleeve, a grip rod, a pressure block, a push block and a storage tube, etc.; the sleeve is connected to a grip rod; the grip rod is connected to a pressure block; the grip rod is fixedly connected to a push block; the push block is fixedly connected to a plurality of storage tubes. The use steps of the present invention are simple and convenient, and the appearance is not much different from that of existing tools, which is convenient for users to carry and use. In addition, compared with existing tools, the use range is wider and the applicability is strong. Furthermore, when the bolt is in a normal state without wear and deformation, it can also be disassembled by the present invention. The iron ball particles are squeezed between the bolt, the pressure block and the clamping teeth by the pressure block, so that the bolt and the sleeve are clamped, and the sleeve applies a disassembly rotation force to the bolt to disassemble the bolt, thereby realizing the disassembly of the bolt that is smooth due to external erosion or frequent disassembly wear.

The invention relates to the technical field of sensors, in particular to a sensor and an installation method thereof. The sensor comprises a base, a circuit board and a thin film assembly, the lower end face of the base is provided with a base cavity, the upper end face of the base is provided with a base through hole communicated with the base cavity, the thin film assembly is arranged on the base, the base is an aluminum base or an aluminum alloy base, and the circuit board is a carbon steel circuit board. The circuit board is in fastening connection with the inner side wall of the concave cavity of the base through sintering processing; the LED lamp further comprises a sealing washer made of glass glaze, and the sealing washer is fixedly connected with the wall body of the concave cavity of the base through sintering processing and is arranged between the bottom surface of the concave cavity of the base and the circuit board. In the invention, the fastening connection between the sealing washer and the bottom surface of the concave cavity of the base as well as between the circuit board and the inner side wall of the concave cavity of the base is realized through two times of sintering processing, and the problem of insufficient sealing performance of the oil cavity caused by welding is avoided, so that the sealing performance of the oil cavity and the reliability of the sensor are improved.

The invention relates to a hose coupling (2), hose part (8, 14) and hose and pump system provided therewith, and method for coupling hose parts (8, 14). The hose coupling (2) according to the invention comprises: - an eyelet (4) provided on a first hose part (8); - a coupling element (10) provided on a second hose part (14); - a guide (16) which is connected to the coupling element (10) and which is configured to be threaded through the eyelet (4) such that the coupling element (10) can then be threaded through the eyelet (4) for the purpose of connecting the first and second hose parts (8, 14).

The utility model discloses a corrugated breather pipe with a built-in double-buckle structure. The corrugated breather pipe comprises a pipe body and a protective shell. The conduit body includes an outer conduit and an inner conduit. The outer guide pipe is a corrugated pipe and is arranged on the outer wall of the inner guide pipe in a sleeving mode. And the protective shell is sleeved on the outer ring of the corrugated pipe. The inner guide pipe, the corrugated pipe and the end portions of the two sides of the protective shell are fixed through welding. The inner guide pipe and the corrugated pipe arranged on the inner guide pipe in a sleeving mode are adopted to form the pipeline body. The outer guide pipe and the inner guide pipe form multi-layer leakage prevention for conveyed gas, gas leakage is effectively avoided, and the service life of the breather pipe is prolonged. Meanwhile, pre-tightening pieces capable of pre-tightening are arranged at the two ends of the protective shell; the inner guide pipe, the corrugated pipe and the outer end of the protective shell can be tightly attached in the welding process, and the situation that due to the fact that gaps among the inner guide pipe, the corrugated pipe and the protective shell are too large, the sealing performance of the breather pipe is insufficient is avoided.

The utility model discloses evaporation coating equipment, which comprises an evaporation tank, an evaporation electrode, a coating layer and a coating layer, wherein the evaporation tank is internally provided with an evaporation electrode; the protective wall plate is arranged on the side of the evaporation tank, a first cooling channel is formed in the protective wall plate, and a cooling medium circulates in the first cooling channel so as to cool the protective wall plate; one end of the connecting pipe fitting is connected with the transformer, the other end of the connecting pipe fitting penetrates through the protective wall plate to be connected with the evaporation electrode, a second cooling channel used for circulating a cooling medium is arranged in at least part of pipe section of the connecting pipe fitting, and the cooling medium in the second cooling channel is used for cooling the connecting pipe fitting. The problem that the quality of a coated product is low due to the fact that the temperature of a wall plate and a copper bar in evaporation coating equipment in the prior art is too high and the sealing performance of a coating cavity and the electric power of an evaporation electrode are affected is solved.

The utility model provides a floating type pressing box body water channel cleaning device, and relates to the technical field of box body water channel cleaning. A workbench is provided with a lifting assembly, a water outlet floating pressing assembly used for being connected with a box body inclined water nozzle in a sealed mode and a water inlet pressing connecting assembly used for being connected with a box body water inlet in a sealed mode; the lifting assembly is provided with a double-water-channel floating pressing assembly used for being connected with top openings of double water channels of the box body in a sealed mode, and the lifting assembly, the water outlet floating pressing assembly and the water inlet pressing connecting assembly define a box body containing area on the workbench. The double-water-channel floating pressing assembly automatically adapts to the height deviation of top openings of the double water channels through the floating structure, the height deviation of an inclined water nozzle can be compensated through the automatic adjusting capacity of the water outlet floating pressing assembly, the problem of insufficient sealing caused by traditional fixed pressing is solved, sealing compatibility is improved, reliable sealing is achieved, and the service life of the water outlet floating pressing assembly is prolonged. Insufficient pressure and flow of the cleaning fluid caused by leakage of the cleaning fluid are avoided, and the cleaning effect is guaranteed.