10results about How to "Uniform sealing effect" patented technology

The utility model discloses a kind of self-adapting caliber adjustment oil carbon detector, including oil tank interface pedestal, sliding arc piece set, movable arc piece, positioning member, sensor and electronic information transmission module;More than three groups of sliding arc piece set are evenly distributed in oil tank interface pedestal along the circumference of oil tank interface pedestal, and sliding arc piece set slides along the radial direction of oil tank interface pedestal;Movable arc piece is inserted in the gap between adjacent sliding arc piece set, movable arc piece can slide along the gap between sliding arc piece set, cooperate with sliding arc piece set to realize caliber adjustment, and realize locking positioning by the positioning member located in the inboard of sliding arc piece set;Sensor is located in oil tank, and is electrically connected with the electronic information transmission module outside oil tank interface pedestal by wire.This utility model can adjust caliber, solve the problem that existing fixed caliber oil carbon table is poor in adaptability and high in procurement cost.

The utility model discloses a nickel metal stop valve which comprises a valve body, a flow channel and a valve rod are arranged in the valve body, a valve clack for controlling opening and closing of the flow channel is arranged on the valve rod, a valve cover is arranged on the valve body, sealing cavities located at the two ends of the valve rod are formed in the valve body, sealing filler is filled in the sealing cavities, and a replacement opening communicated with the outside and the sealing cavities is formed in the valve body. A sealing cover is arranged on the replacement opening, a filling frame is arranged in the sealing cavity, a limiting cavity is formed in the filling frame, the sealing filler is arranged in the limiting cavity, the filling frame comprises supporting plates and a supporting rod, the supporting rod is connected with the two supporting plates, and the limiting cavity is formed between the two supporting plates; one end of the supporting rod is fixed to one supporting plate, the other end of the supporting rod is detachably connected to the other supporting plate, and the supporting rod penetrates through the sealing filler and limits the sealing filler. The stop valve has the following advantages and effects that the stop valve made of the nickel metal material can have better wear resistance and corrosion resistance, and the sealing filler can be replaced, so that the sealing performance of the valve is better ensured.

The invention discloses a membrane element, a membrane element manufacturing method, a filtering device and water purification equipment, and relates to the technical field of water purification equipment, and the membrane element comprises a main body, a first end cover and a second end cover. The main body comprises a central pipe and multiple layers of membranes wound on the outer side of the central pipe, a plurality of water inlets are formed in the side wall of the central pipe, the central pipe is provided with a first end and a second end, and a water outlet is formed in the second end of the central pipe; the first end cover is arranged at one end of the main body and is hermetically bonded with one end of the multi-layer membrane through an adhesive; and the second end cover is arranged at the other end of the main body, is hermetically adhered to the other end of the multi-layer membrane through the adhesive, and is provided with a water outlet channel butted with the water outlet. The technical scheme provided by the invention aims to improve the sealing effect of the membrane element.

This application provides a vehicle body connection assembly and a vehicle. The vehicle body connection assembly includes: a floor (1) with a through groove (11); a sill beam (2) located on one side of the floor (1) along a first direction (x), the sill beam (2) being used to connect the vehicle body; a mounting side beam (3) connected to the side of the sill beam (2) near the floor (1); and a battery (100) located at least partially below the floor (1) and mounted along the first direction (x) on the side of the mounting side beam (3) away from the sill beam (2). The battery (100) includes a housing assembly (101), the housing assembly (101) including an upper housing (101A), the upper housing (101A) closing the through groove (11).

The utility model belongs to the technical field of sealing, and particularly relates to an extrusion locking device of a modular sealing system, which comprises a frame, modules are arranged in the frame and are distributed in a matrix mode, and blades for protecting cables are embedded in the inner sides of the modules; a pressing block is arranged at the top of the inner side of the frame, the pressing block comprises an extrusion locking flat plate, the top of the extrusion locking flat plate is in threaded connection with a threaded pipe, and the threaded pipe is in threaded connection with a nut. According to the device, an extrusion locking mechanism is adopted, and pressure is applied to the module through the adjustable pressing block, so that tight sealing is formed between the cable and the module, the sealing effect is improved, and the installation process is greatly simplified.

The utility model relates to the technical field of instrument terminal box, specifically is a thermal power plant thermal instrument terminal box, include: terminal box main part, incoming line hole, the incoming line hole is set up in the surface of terminal box main part, main line, main line sliding connection is in the incoming line hole, through the innovative mechanical interlock positioning structure, realized the accurate positioning and quick fixing of main line installation, effectively solved the problem that the traditional terminal box is not accurate, the core lies in the ratchet pawl type positioning assembly that adopts by the positioning clamping block and the clamping block, cooperation first spring provides automatic reset locking force, when main line inserts, positioning clamping block slides along the inclined plane of clamping block and is locked automatically, the boss on its surface can effectively prevent main line rotation. This design not only guarantees the accurate alignment between main line and terminal, makes the wiring operation become convenient and reliable, more eliminates the poor contact hidden danger caused by installation deviation from the root, significantly improves the wiring quality and the security of long-term operation.

The utility model discloses a liquid packaging machine sealing device which comprises a device supporting seat, first linear modules are arranged on the two sides of the device supporting seat, and a fixing position is arranged on the device supporting seat; the mounting seat is placed in the fixing position, and a liquid packaging bag needing to be sealed is placed in the mounting seat; and the sealing assembly is arranged at the movable end of the first linear module, and heat sealing treatment is conducted on the liquid packaging bag through the sealing assembly. According to the sealing device, the supporting seat provides a stable foundation for the whole sealing device, it is guaranteed that all assemblies are kept stable in the working process, and sealing errors caused by vibration or unevenness are reduced; the first linear modules on the two sides enable the sealing assembly to stably move in the horizontal direction, and it is ensured that the uniform sealing effect is kept in the sealing process.

The sealing device comprises an enamel reaction kettle main body and a cover plate, the top of the enamel reaction kettle main body is provided with an opening, and the cover plate is located above the enamel reaction kettle main body and used for sealing the enamel reaction kettle main body. An end cover is integrally formed at the top of the enamel reaction kettle main body. Through cooperation of an annular sealing gasket and a third annular groove and clamping connection of an L-shaped arc-shaped block and an annular protrusion, double sealing of the inner side face and the outer side face of the end cover is achieved, and through cooperation of an inner annular plate, a first inclined plate, a second inclined plate, a first abutting plate and a second abutting plate, the sealing performance of the end cover is improved. The inner wall of the annular sealing gasket is sealed again, the sealing performance of the device is further improved through internal sealing enhancement, it is ensured that materials in the reaction kettle cannot leak, the inner annular plate can be conveniently rotated and fixed, and therefore flexible control over the second sealing assembly is achieved.

The utility model relates to the technical field of structural design of power equipment, and particularly provides a bus connecting device and a combined cabinet structure, the bus connecting device comprises a bus used for being connected with outgoing line terminals of two adjacent gas-insulated switchgears, and bus cylinders used for being respectively sleeved outside the outgoing line terminals of the two adjacent gas-insulated switchgears, and the bus cylinders are respectively sleeved outside the outgoing line terminals of the two adjacent gas-insulated switchgears. A current transformer is arranged outside the bus, the current transformer is located between the bus cylinders on the two sides, the two ends of the current transformer and the bus cylinders on the two sides are assembled in an inserted and sealed mode, a measuring coil is poured in the current transformer, the current transformer and the bus are integrally formed through pouring, and the space interval between the current transformer and the bus is eliminated. The current transformer is attached to the bus, and the current transformer does not move in the vertical direction under the condition that vibration is generated during opening and closing of the gas-insulated switchgear, so that the sealing and insulating effects of the current transformer and the plugging and sealing assembly positions of the bus cylinders on the two sides are good, and the leakage of insulating gas is avoided.

The utility model relates to butterfly valve technical field especially is a kind of butterfly valve of bidirectional rotation seal, including switch drive arrangement, valve body, connecting seat and valve plate, valve body inside is fixedly connected with frame body subassembly, frame body subassembly one side is fixedly connected with sealing assembly, frame body subassembly includes annular plate, annular plate inside is opened with zigzag channel, annular plate one side is fixedly connected with connecting pipeline, connecting pipeline inside is opened with connecting air passage, sealing assembly includes rubber seal ring, rubber seal ring inside is opened with annular groove, annular groove inside is fixedly connected with first annular sheet and second annular sheet, first annular sheet and second annular sheet between fixedly connected with spring telescopic link, second annular sheet inside is opened with first mouth, in the utility model, after device is impacted by fluid, gas in sealing ring is automatically transferred, effectively prevent sealing ring and cause resilience to be worse due to excessive extrusion, ensure uniform sealing, prevent leakage, improve sealing performance and stability.