21results about How to "Play a sealing effect" patented technology

This invention belongs to the field of distillation apparatus technology and discloses an automatic distillation range measuring instrument and its calibration method, including a housing, a distillation flask, and a tube cover. The left end of the housing has a working area A, and the right end has a working area B. A control box is fixedly installed on the top of the housing. A heating plate is fixedly connected inside the working area A. The invention simultaneously starts a first motor to drive a second pulley to rotate. This, in turn, drives the first pulley to rotate via a drive belt, causing the tube cover to rotate with the mounting end. The serpentine condenser then rotates, and small volumes of liquid adhering to the inner wall of the serpentine condenser, under centrifugal force, slowly slide along the inner wall and merge with other small volumes of liquid to form a larger volume of liquid. Simultaneously, propelled by gas, this liquid drips down the discharge pipe into the collection bottle, effectively cleaning the liquid inside the serpentine condenser and avoiding waste.

This utility model discloses a dryer rotor connecting rivet, including a rivet body and a riveting mechanism. The top of the rivet body is provided with an mounting rod, and the top of the mounting rod is fitted with a first fixing sleeve. The riveting mechanism is installed on the top of the outer wall of the rivet body and includes a riveting sleeve, riveting drums, and a retaining plate. The riveting sleeve is located on the top of the outer wall of the rivet body. This dryer rotor connecting rivet, through its riveting mechanism, facilitates the riveting of the dryer rotor to the drum using an riveting machine. Axial force is used to deform the riveting sleeve, and multiple riveting drums on the outside of the riveting sleeve deform and fit together, effectively preventing leakage of liquids, gases, and other media, achieving a sealing effect. This prevents moisture from the dryer drum from entering the rotor and affecting the normal operation of the dryer. Furthermore, this riveting method has good tensile strength, thereby improving the tightness of the riveted joint.

The utility model provides a stamping die and quick dismantlement structure, including: guide pillar subassembly and guide sleeve, the guide pillar subassembly is installed at the four corners of lower die holder top, guide pillar subassembly includes the butt joint screw that is used for quick dismantlement, quick dismantlement screw and the guide pillar body below the quick dismantlement screw form an integral structure, the upper die holder is provided above the lower die holder, and the upper die holder is provided with the guide sleeve. The upper die base is provided with a plurality of butt joint screw rods, four mounting grooves are formed in four corners of the bottom of the upper die base, each mounting groove is internally provided with a guide sleeve, and the bottom of each guide sleeve is provided with an embedding ring, compared with the prior art, the guide pillar assembly and the guide sleeves are arranged, and the guide pillar body is rotated to drive the butt joint screw rods to be separated from the interiors of the butt joint grooves; the guide column assembly can be quickly locked and taken down, then a flat-head screwdriver is clamped into the quick-release clamping grooves in the front position and the rear position of the inner side of the embedding ring, the embedding ring is rotated in the reverse direction, accordingly, the guide sleeve is driven to be disengaged from the interior of the mounting groove, and the final effect is that the disassembly efficiency of the guide column assembly and the guide sleeve can be remarkably improved.

The utility model discloses a craft beer size mixing tank which comprises a base assembly, the top of the base assembly is provided with a size mixing tank, the outer wall of the size mixing tank is fixedly connected with a mixing assembly, and the bottom of the base assembly is fixedly connected with an air cooler. The mixing assembly comprises a connecting frame mechanism, the outer wall of the connecting frame mechanism is fixedly connected with a telescopic hydraulic cylinder, one end of the telescopic hydraulic cylinder is fixedly connected with a sealing cover, and one end of the telescopic hydraulic cylinder is fixedly connected with a stirring mechanism; the connecting frame mechanism comprises a connecting cylinder fixedly arranged on the size mixing tank, and the outer wall of the connecting cylinder is fixedly connected with a direction adjusting motor; according to the craft beer pulp mixing tank, through the arrangement of the mixing assembly, in the using process, a direction adjusting motor is started and controlled to be used, so that a sealing cover or a stirring mechanism is selected to be used according to needs, a telescopic hydraulic cylinder is started and controlled to be used for stuffing the sealing cover or the stirring mechanism into a stirring hole for filling, and then the sealing effect on the tank body is achieved.

This invention belongs to the field of iron and steel metallurgy technology, specifically relating to a staged combustion system and process for a gas boiler. The system includes a burner connected to the gas boiler, a combustion-supporting gas structure, and a combustion-supporting air structure. The burner includes a combustion stabilizing plate, located at the front end of the burner and connected to the gas boiler. The combustion stabilizing plate has three layers of staged ignition units evenly arranged around its center: an inner layer, a middle layer, and an outer layer. The middle layer ignition unit includes multiple externally mixed combustion nozzles, where combustion-supporting air and gas mix outside the combustion stabilizing plate. The outer layer ignition unit includes multiple internally mixed combustion nozzles, where combustion-supporting air and gas mix inside the combustion stabilizing plate. The combustion-supporting gas structure provides fuel to the burner, and the combustion-supporting air structure provides combustion-supporting air to the burner. This invention effectively achieves complete combustion of the gas, reduces nitrogen oxide production, and provides a stable flame, demonstrating good performance in terms of safety, environmental protection, and efficiency.

This utility model discloses a vacuuming device for a floor scrubber, including a floor scrubber body. A suction tube is connected to the outer wall of the floor scrubber body. A connecting tube is connected to the end of the suction tube away from the floor scrubber body. A suction squeegee is connected to the end of the connecting tube. A processing component is disposed outside the suction squeegee. When cleaning the floor is required, the suction tube is connected to the suction squeegee, and the suction tube is inserted into the connecting tube. The inclined surface of the hook end contacts and presses against the inclined surface of the retaining ring, causing the hook to deflect around the hinge point with the fixed block as the rotation center. The side of the hook away from the inclined surface contacts the side of the retaining ring away from the inclined surface. When the hook and retaining ring are no longer pressed, the hook and retaining ring are engaged under the action of the spring elasticity. The sealing gasket fixedly installed at the end of the suction tube contacts and presses against the inner bottom surface of the connecting tube. Under the restriction of the engagement of the hook and retaining ring, the sealing gasket is compressed, sealing the connection between the suction tube and the connecting tube.

The utility model discloses a sealing structure based on hydrogen sulfide leakage prevention and production equipment. The sealing structure based on hydrogen sulfide leakage prevention comprises an equipment frame body, an opening and closing door, a sealing piece and a movable handle, one side of the opening and closing door is rotatably connected with one side of the equipment frame body; the sealing piece is arranged on the equipment frame body; an inclined groove is formed in the other side of the equipment frame body; a clamping block is arranged on the movable handle; the movable handle is arranged on the opening and closing door and can drive the clamping block to move; when the opening and closing door seals the equipment frame body, the opening and closing door is connected to the sealing piece in a pressed mode, and the movable handle can drive the clamping block to enter the inclined groove so as to extrude the clamping block and the opening and closing door through the inclined groove to move in the direction close to the sealing piece. According to the scheme, the sealing piece is additionally arranged between the equipment frame body and the opening and closing door, so that the sealing effect can be achieved by pressing the sealing piece when the opening and closing door is closed. And meanwhile, the clamping block can be locked into the inclined groove by moving the handle, so that the opening and closing door further presses the equipment frame, and the sealing effect of the equipment is improved.

The utility model relates to torsion disk technology field especially is a kind of torsion disk device lubricating sealing structure, including torsion disk body, the left end of torsion disk body is provided with first outer protective cover, the right end of torsion disk body is provided with second outer protective cover;In the utility model, by designing a kind of torsion disk device lubricating sealing structure, sealing operation is carried out using the third O-shaped sealing ring and the fourth O-shaped sealing ring respectively arranged in oil return pipe and intermediate protective cover and first outer protective cover, improve the sealing effect of set screw installation, through set screw and ball are clamped in the inside of clamping groove, improve the anti-loosening effect of oil return pipe, prevent loosening when disassembling and installing spray oil return pipe;Utilize the sealing effect of second O-shaped sealing ring and first O-shaped sealing ring to the one end of oil injection pipe, the sealing effect of the other end of oil injection pipe is played by lock nut and oil injection pipe gasket, oil is conveniently sprayed in the inside of torsion disk body by oil injection pipe, improve lubricating effect.

The utility model relates to the technical field of deodorant packaging, in particular to a suspension type deodorant transparent packaging bottle which comprises a transparent packaging bottle body, a bottle neck prismatic table, a bottle opening and a bottle cap, the top of the transparent packaging bottle body is communicated with the bottle neck prismatic table, and the top of the bottle neck prismatic table is communicated with the bottle opening. A bottle opening boss is arranged at the top of the bottle opening, and a filter screen is laid at the top of the bottle opening boss; a pressing ring is arranged at the top end of the boss of the bottle opening and located on the outer edge of the top of the filter screen in a press fit mode, plastic screws are installed on the pressing ring at equal intervals through screw holes, a bottle cap is screwed on the bottle opening, and a hanging ring is connected to the top of the transparent packaging bottle and located at one end of the prismatic table of the bottle neck through a hanging piece. The deodorant transparent packaging bottle is hung on a wall positioning screw, so that the deodorant transparent packaging bottle can be conveniently and orderly stored, sediments and other solid particles in deodorants such as phytoncide and peppermint oil can be conveniently filtered, and the use effect of pouring out the deodorants is improved.

This utility model belongs to the field of tent technology, and particularly relates to an inflatable tent, including a frame and a tent fabric. The frame is composed of multiple inflatable columns, each forming a connected inflatable chamber. It stands upright after inflation and collapses after deflation. It also has a preset curvature for forming the top wall frame, meaning the side near the top wall is not horizontal, allowing the center of the top wall to arch and preventing water accumulation. Each inflatable column is equipped with ground pegs and a first guy line, improving installation stability. The tent fabric connects adjacent inflatable columns to form the top wall, bottom wall, and multiple side walls of the tent, each with an entrance and multiple windows. The connected inflatable chambers ensure that the air pressure of each inflatable column is the same, preventing tilting and collapse due to pressure differences or wind, resulting in good stability.

The utility model provides an aluminum alloy window with high waterproof performance, and relates to the technical field of aluminum alloy windows. The aluminum alloy window with the high waterproof performance comprises a window frame and a window sash, the window sash is rotationally connected into the window frame through hinges, a first sealing strip is installed on the side, close to the window sash, of the interior of the window frame, a protrusion is arranged in the window sash, two fixing blocks are fixedly installed on the outer side of the protrusion, and an extrusion assembly is arranged on the outer side of the window frame; the extrusion assembly is used for being matched with the fixing block and the window sash to extrude the first sealing strip. According to the aluminum alloy window with the high waterproof performance, by arranging the extrusion assembly on the window frame and cooperating with the fixing block installed on the window sash, when the window sash is closed, the first sealing strip installed on the window frame can be extruded through the window sash, so that the sealing effect of the first sealing strip is further exerted, and then the overall waterproof performance of the aluminum alloy window is improved; and practical application is facilitated.

The application relates to the technical field of new energy automobile battery replacement, and specifically discloses a lock body mechanism for new energy automobile battery replacement, which comprises a fixed shell, a nut connected to the inner side of the lower end of the fixed shell through a bearing, and a clamping spring arranged in the inner side of the lower end of the fixed shell. A drop-proof ring is in contact with and supports the upper surface of the clamping spring. A supporting spring is arranged on the outer side of the nut between the upper surface of the drop-proof ring and the lower surface of the upper end of the nut. A pneumatic sealing mechanism is installed on the nut. The upper end of the fixed shell is fixedly connected with a guide pipe coaxial with the fixed shell. The inner side of the guide pipe is provided with guide grooves at equal angles. A fixing bolt penetrates through the guide pipe. The application can prevent dust and sand from entering the thread structure between the fixing bolt and the nut, thereby ensuring that the fixing bolt and the nut can stably and effectively work.

This utility model provides a phase-introducing electrode connection structure and an electrode boiler, relating to the field of electrode boiler technology. It includes a phase-introducing electrode, a flange module, and a pipe body. The flange module includes an upper flange, a lower flange, a flange bolt assembly, threaded fasteners, and a fastening ring. The upper and lower flanges are fitted onto the phase-introducing electrode. An annular mating groove is provided on the side of the lower flange opposite to the upper flange. The mating groove is used for inserting the pipe body and installing the fastening ring. The threaded fasteners are used to fix the fastening ring. When the fastening ring is installed, it compresses the pipe body to make it fit against the inner wall of the mating groove. By setting the mating groove, the lower flange and the pipe body are connected using threaded fasteners, eliminating the need for welding and simplifying the welding process. This achieves high-efficiency connection and avoids quality problems caused by welding inexperience or errors. After the lower flange is connected to the pipe body, the upper flange cooperates with the lower flange to fix the phase-introducing electrode.

The utility model discloses a general lock of outdoor communication equipment box body relates to communication box technical field, and this general lock includes the coded lock, the inside of coded lock is provided with the coded dial, the outside of coded lock is connected with the connecting ring, the one side of coded lock is pasted with the shell subassembly, the shell subassembly includes the first casing, the first casing is pasted in the one side of coded lock, the both sides of first casing one side are installed with two hinges, and the both sides of first casing top are installed with two connecting pipes, and the right side of first casing is installed with the clamping block, and the one side of clamping block is installed with silica gel groove. The utility model discloses the cooperation of shell subassembly and casing subassembly is used to the wrapping of coded lock, and the turning of hinge drives the first casing and second casing to be pasted, and the embedding of silica gel board in the inside of clamping plate and silica gel groove in the inside of clamping block fixes the first casing and second casing, thereby the wrapping protection of coded lock is carried out.

The utility model belongs to lathe base casting processing technical field, concretely is a kind of casting mould for lathe base machining, including symmetrically arranged lower mould and upper mould, the outside of lower mould and the outside of upper mould are all fixedly connected with frame, the inside of lower mould and the inside of upper mould are all fixedly connected with sand box, and the inside of lower mould and the inside of upper mould are all set with cooling tank in spiral shape, and cooling tank is located sand box outside, and one end of frame is fixedly connected with liquid inlet pipe on top surface, the application is evenly flowed into mould inside by setting uniform flow subassembly from different direction synchronously, reduce the problem that mould is unevenly heated, to ensure the service life of mould and casting quality, set sealing assembly, can guarantee the normal transportation of cooling liquid, can also automatically seal processing to cooling pipe groove in idle state, reduce the problem of external dust penetration pollution, further prolong the service life of mould.

The utility model relates to pipe fitting technical field especially relates to a ring card double -sealed type with backwater double bend pipe fitting, including U bend, the U bend has the first short bend, the first short bend has the first connecting piece, the first connecting piece has the second connecting piece through the connecting piece fixed, the second connecting piece has the second short bend, the upper end of second short bend and the both ends of U bend are all fixed with ring card joint, the utility model discloses the setting, only need to insert hot water circulating pipe or cold water pipe into ring card joint in the installation time, and installation is convenient and high installation efficiency, in addition, also greatly improved the sealing performance of junction, through the setting of U bend, make hot water form the circulation state, can provide hot water in time, need not wait for cold water to discharge, save energy, reduce the waste of water resources.

The application discloses a cutter head for vertical tunneling and relates to the technical field of rock tunneling equipment, and comprises a cutter head body, cutters, a slag discharging structure, wherein the cutters comprise a plurality of single-edge rotary cutters and a plurality of double-edge rotary cutters which are installed on the cutter head body; the slag discharging structure comprises a slag suction port and a slag guide groove which are respectively arranged on the disc surface of the cutter head body, the slag guide groove corresponds to the slag suction port one by one, the slag guide groove is used for guiding the slag pieces generated in the tunneling process to the corresponding slag suction port, and the slag suction port is a round hole; the slag suction port is communicated with a slag discharging pipeline through a cutter head cavity channel, and the slag discharging pipeline is communicated with a suction port of an air negative pressure device. The cutter head for vertical tunneling can meet the efficient operation requirement of vertical tunneling operation.

The utility model discloses a clean vegetable sterilization device, and relates to the technical field of clean vegetable sterilization, the clean vegetable sterilization device comprises an automatic control cabinet, one side of the automatic control cabinet is provided with a low-pressure ozone generator, the output end of the low-pressure ozone generator is provided with a water tank, one side of the water tank is provided with a high-pressure atomization machine, and the other side of the water tank is provided with a water pump. A sealed cooling tank is arranged at the output end of the high-pressure atomization machine, an upper cover plate is arranged at the top end of the sealed cooling tank, a sterilization cavity is formed in the sealed cooling tank, a communicating pipe is arranged at one end in the sterilization cavity, and the inlet end of the communicating pipe is connected with the high-pressure atomization machine through an external water pipe; the two sides of the top end of the communicating pipe are both provided with top atomization pipes, and one side of the communicating pipe is provided with a first side atomization pipe. According to the scheme, the problems that an existing clean vegetable fresh-keeping mode is operated in a soaking mode, a chemical anti-corrosion method is not suitable for clean vegetables, the water content of the vegetables is increased through soaking, and storage and preservation are not facilitated are solved.

This utility model discloses a liftable Class C liquid warehouse cofferdam device, aiming to solve the problem of existing reinforced concrete cofferdams being elevated above the ground, severely affecting the convenience of vehicle transportation within the warehouse. The utility model includes a cofferdam plate and an elastic waterproof membrane. An installation groove is provided on the warehouse floor, and the cofferdam plate is liftable and installable in the groove. The waterproof membrane is connected to both sides of the groove, covering the opening of the groove. When the cofferdam plate is raised above the ground, the waterproof membrane adheres to the upper outer wall of the cofferdam plate. When the cofferdam plate is lowered to be flush with the ground, the waterproof membrane is laid flat on the upper part of the cofferdam plate. This liftable Class C liquid warehouse cofferdam device, as disclosed in this patent application, not only meets the requirements for preventing material leakage but also facilitates vehicle passage during material transportation.

The utility model discloses circuit board protective agent spraying equipment with a quick drying function, which comprises a processing table, a sliding groove is formed in the center of the surface of the processing table, a connecting rod is fixedly connected inside the sliding groove, a sliding block is sleeved outside the connecting rod, a placing plate is fixedly connected to the top of the sliding block, and the placing plate is fixedly connected to the top of the processing table. A supporting frame is fixedly connected to the position, close to the edge, of the surface of the machining table, and a connecting pipe is arranged on the inner top wall of the supporting frame. According to the utility model, the drying assembly is arranged on the spraying equipment, and the circuit board workpiece is blown by the reciprocating motion of the driving fan, so that the circuit board device sprayed with a protective agent can be quickly dried, the waiting time for subsequent processing steps of the circuit board is reduced, the processing efficiency of circuit board production is improved, and the production cost is reduced. And meanwhile, the height and the using angle of the drying assembly can be flexibly adjusted, drying processing can be conveniently conducted on the circuit board device from different positions, and the flexibility of the drying assembly in the using process is improved.

The utility model discloses a shielding pump with leakproof access structure relates to shielding pump technical field, and it is including: shielding pump connector, pipeline connector, the shell of taking in, the shell of taking in is sleeved in the outside of shielding pump connector and pipeline connector, the clamping position subassembly is provided with two groups, and is respectively sleeved in the outside of shielding pump connector and pipeline connector and is cooperated with the shell of taking in, the first rubber sealing pad is bonded in the inner surface of shell of taking in, and is arranged between shielding pump connector and pipeline connector, the utility model discloses the setting of first rubber sealing pad is extruded under the push lower part of clamping position subassembly, to play the effect of sealing, and under the limitation of clamping position subassembly, the shell of taking in is connected with shielding pump connector and pipeline connector and is fixed, avoids shielding pump connector and pipeline connector when using in the environment of high pressure, high temperature or corrosive medium and happens loose influence sealing, causes the liquid heavy connection to leak.