145results about How to "Realize the assembly" patented technology

This utility model relates to the field of battery anode material premixing technology and discloses a lithium-ion battery anode material premixing device, including a stirring tank and a drive motor. By controlling the lower stirring rod to connect with the upper stirring rod, and further controlling the drive motor to make the upper and lower stirring rods rotate synchronously, the second scraper will scrape the material on the filter plate, and the material will be crushed by the roller. The material falling off the filter plate will enter the interior of the stirring tank. When the hopper is opened, the material will be stirred by the first scraper and scraped out of the hopper, thereby increasing the mixing degree of the material. By controlling the matching of the buckle and the buckle seat, and making the stirring tank, filter plate and expansion tank stacked in sequence, the device can be assembled. In use, by pulling the buckle to release the buckle from the buckle seat, the expansion tank can be removed from the stirring tank. Furthermore, the internal components of the device can be disassembled, which facilitates the cleaning and maintenance of the device.

The application relates to a lighting device, which comprises a frame, a light-emitting assembly and a backboard assembly; the frame comprises a frame body and a connecting part, the frame body has a containing space and a light outlet, the light outlet is communicated with the containing space, and the connecting part is connected to the wall surface of the frame body facing the containing space; the light-emitting assembly is contained in the containing space, the light-emitting assembly has a light-emitting surface, and the light-emitting surface is arranged opposite to the light outlet; the backboard assembly is contained in the containing space and arranged on the side of the light-emitting assembly away from the light outlet, the backboard assembly comprises a plate body and a fixing support, and the plate body and the fixing support are connected to each other and cooperatively clamp the connecting part. The lighting device provided by the application does not need to reserve a connecting structure for connecting the backboard assembly on the connecting part, can reduce the protruding size of the connecting part relative to the frame body to a certain extent, can increase the area of the light-emitting surface of the light-emitting assembly, and then increase the area of the light outlet of the frame, so that the light-emitting area of the lighting device is effectively increased.

The utility model relates to a wear-resistant and fracture-resistant medical cutter clamping device. The wear-resistant and fracture-resistant medical cutter clamping device comprises a main body, a push-pull piece sliding in the main body, a first block connected with a power source, a cutter detachably connected in the first block, a fourth block for limiting the concentricity of the cutter, a limiting piece for limiting the position of the cutter and an adjusting piece for adjusting the limiting piece to limit or detach the cutter, first grooves are formed in the end face of the body. The push-pull piece slides in the first groove; the fourth block is positioned in the first groove; a second groove is formed in the fourth block; a fixing piece is arranged in the second groove in a penetrating mode. The fixing piece penetrates through the push-pull piece and is in threaded connection with the adjusting piece; a third groove is formed in the first block; a fourth groove corresponding to the third groove is formed in the cutter; the limiting piece penetrates through the third groove and is clamped into the fourth groove. The adjusting piece slides on the first block; the limiting piece and the first block rotate synchronously. The problems that a cutter needs to be rapidly disassembled and assembled, stress on a clamping position is large due to transverse cutting force of the cutter in the rotary cutting process, and the clamping position can be broken are solved.

This utility model relates to the field of magnet technology, and more particularly to a magnet with a sealing ring, comprising an axially magnetized magnet body, one end of which is formed with a plurality of first annular grooves, and the other end of which is formed with a plurality of second annular grooves. A first sealing ring is provided at the end of the magnet body near the first annular grooves, and the first sealing ring is formed with a plurality of first annular protrusions. A second sealing ring is provided at the end of the magnet body near the second annular grooves, and the second sealing ring is formed with a plurality of second annular protrusions. This utility model can not only reduce the rigid impact at the moment of adsorption, avoid generating unpleasant noise, and avoid the risk of breakage, but also greatly improve the sealing performance at the joint, prevent moisture, dust, and even insects from penetrating into the product and ensure the overall service life of the product, and is better suited for modular splicing products.

This utility model relates to a testing device for PLC debugging, belonging to the field of industrial automation equipment. It includes input elements, output elements, and a power supply. The input elements include a digital input section, an analog input section, and a temperature input section. Both ends of the digital input section are connected to one side of a digital input terminal block, and the other side of the terminal block is connected to the PLC's digital input module. The analog input section connects to the power supply and the analog input terminal block; the other side of the terminal block is connected to the PLC's analog input module. The temperature input section connects to a temperature input terminal block; the other side of the terminal block is connected to the PLC's temperature input module. The output elements include relays, indicator lights, and meters. This utility model device is simple in composition, safe, and reliable. Before testing, the PLC to be debugged is connected to the device in place once, and no changes or verification of the wiring are required during debugging.

The inner wall cleaning structure of the pharmaceutical barrel comprises a hollow column, a valve is installed on the outer surface of the upper end of the hollow column, the valve is connected with a connecting pipe through a high-pressure hose, and a hollow disc used for being installed at the movable end of an electric push rod is installed at the open end of the connecting pipe. A plurality of vertical holes penetrating through the hollow disc are annularly formed in the edge of the upper surface of the hollow disc at equal intervals, straight pipes are inserted into the vertical holes, a plurality of small holes are formed in the outer surfaces of the straight pipes, rectangular pipes are arranged on the upper sides of the vertical holes, pistons are installed at the upper ends of the straight pipes, and the pistons are installed in the rectangular pipes in a sliding mode. A piston is installed on the upper surface of the straight pipe, a U-shaped plate is installed on the upper surface of the piston, the U-shaped plate is clamped on the rectangular pipe, and the end, away from the piston, of the U-shaped plate is in threaded connection with a positioning screw used for limiting the relative position of the U-shaped plate and the rectangular pipe. The application range is expanded.

The application provides a reverse control device, an unmanned vehicle and a reverse control method. The reverse control device comprises a rotating assembly, an angle detection member and a controller. The rotating assembly comprises a connecting member and a rotating member. The connecting member is configured to connect an installation part of a tail of the unmanned vehicle and is fixed relative to the installation part. The rotating member is rotatably arranged on the connecting member and is configured to rotate around the connecting member towards a head of the unmanned vehicle when the rotating member abuts against an obstacle during reverse driving of the unmanned vehicle. The angle detection member is connected between the rotating member and the connecting member and is configured to monitor a rotating angle of the rotating member relative to the connecting member. The controller is configured to determine an actual distance between the unmanned vehicle and the obstacle according to the rotating angle, so as to control the unmanned vehicle to stop when the actual distance is equal to a target distance. The reverse control device provided by the application can realize safe, stable and accurate parking of the unmanned vehicle at the edge of a dump site.

The utility model relates to the technical field of forging equipment, and provides a cone roller split mechanism and a ring rolling mill, the cone roller split mechanism comprises a rack, a rotating shaft, a connecting rod, a cone roller, a hydraulic nut and a fastener, the connecting rod penetrates through the rotating shaft; the conical roller and the hydraulic nut are oppositely arranged at the two ends of the connecting rod and are connected in a threaded screwing mode. The fastener is arranged on the hydraulic nut and used for limiting the stroke of the hydraulic nut. The conical roller and the hydraulic nut are arranged at the two ends of the connecting rod, so that the conical roller can be tensioned through the connecting rod by pressurizing the hydraulic nut, and the conical roller and the rotating shaft are fixed; meanwhile, the connecting rod is connected with the conical roller in a screwed mode through threads, the hydraulic nut serves as a pressurizing piece, the conical roller can be loosened after pressure relief, and therefore the conical roller can be disassembled conveniently, and the structure is simple; and the hydraulic nut of the structure is located on the outer side, overhauling and maintenance can be continued conveniently, and application convenience can be improved.

The utility model relates to engineering car carriage technical field especially relates to a sound absorption felt noise reduction excavator chamber. Its technical scheme includes machine room main part and installs the sound absorption felt main body in the four walls of machine room main part, the inner wall of machine room main part is equipped with multiple groups for the locking piece of sound absorption felt main body installation, the locking piece includes with the fixed connection of the inner wall of machine room main part's limiting post, the extruding block of setting installation is equipped with on the limiting post, the top of extruding block is connected with the fixed frame that is arranged perpendicularly with it, the fixed frame is slidably arranged with the sliding block, the threaded column is rotatably connected with screw thread on the sliding block, the side of sound absorption felt main body is equipped with multiple groups with the limiting slot position of threaded column correspondence. The utility model structure is convenient for dismantling, and the sound absorption felt is cleaned, replaced and the inner wall condition is checked in the later period, ensures that the sound absorption felt plays the role of noise reduction stably for a long time, creates the quiet, comfortable working environment for the operator.

A tool for compressor impeller and volute assembly relates to hoisting tool technical field. In order to solve the existing tool can only hoist one level impeller, there is weak universality, cannot satisfy the assembly demand of multilevel impeller. The utility model discloses a crossbeam, vertical beam, connecting piece and connecting disc, crossbeam horizontal setting, the top of crossbeam is connected with the lifting lug, and the lifting lug has the lifting hole, and the vertical beam is vertically installed at the bottom of crossbeam, and the vertical beam and crossbeam are welded connection, and the lifting lug and crossbeam are welded connection, and the connecting piece and connecting disc are detachably connected, the connecting piece is horizontally installed on the vertical beam and is located at the same side with crossbeam, the center hole of connecting disc can carry out the stop opening positioning to impeller, after positioning, first, connecting disc and impeller are fixed, then connecting disc is fixed on connecting piece, and hoisting hole can hoist impeller, and the assembly of multilevel impeller can be realized by replacing different connecting disc, and the generalization is strong.

The invention discloses a clamping device with a visual system for a railway bogie pillow spring, which is characterized in that a bogie of a railway vehicle comprises the pillow spring, the pillow spring comprises an outer spring and an inner spring, the outer spring comprises an outer spring steel wire, a left upper gap and a right lower gap, the outer spring steel wire comprises a left upper steel wire and a right lower steel wire, and a production line comprises the visual system and the clamping device. The clamping device comprises a machine base, a left machine frame, a left upper clamping jaw, a left telescopic device, a right machine frame, a right lower clamping jaw and a right telescopic device, the machine base comprises a translation drive, the left machine frame and the right machine frame can move relatively through the translation drive, and the inner spring is clamped or loosened; the left upper clamping jaw can slide on the left machine frame through the left telescopic device, the right lower clamping jaw can slide on the right machine frame through the right telescopic device, and the clamping device can grab an outer spring through the left upper clamping jaw and the right lower clamping jaw. And the clamping device can be aligned to the set position of the pillow spring through the visual system, so that the pillow spring is clamped by the left upper clamping jaw and the right lower clamping jaw. The automatic assembling and disassembling device has the main advantage that the pillow spring can be automatically disassembled or assembled.

This invention provides an assembly device and method for an endoscope handle lower section assembly, belonging to the field of endoscope assembly technology. It includes: a transmission component, a push rod assembly component, a handle lower section assembly component, a spring assembly component, a spring insert assembly component, a working channel insert assembly component, a direction control line assembly component, and a material handling device. The advantages of this invention are: under the transmission action of the transmission component, the push rod assembly component, handle lower section assembly component, spring assembly component, spring insert assembly component, working channel insert assembly component, direction control line assembly component, and material handling device can sequentially assemble each component into the handle lower section assembly, eliminating the need for manual operation, achieving production line automation, and resulting in high production efficiency and yield.

The utility model discloses an anti-blocking threaded ball valve which comprises a first ball valve shell, a second ball valve shell is arranged below the first ball valve shell, the end of the first ball valve shell and the end of the second ball valve shell are sleeved with fixing pipes, the upper end of the first ball valve shell is connected with a rotating shaft, a valve rod is installed at the upper end of the rotating shaft, and the lower end of the rotating shaft is connected with a valve element. A through hole is formed in the lower end of the valve element, and a liquid discharging pipe is installed at the lower end of the second ball valve shell. According to the anti-blocking threaded ball valve, the first ball valve shell and the second ball valve shell can be tightly attached and limited through the fixing pipe, the fixing pipe and the ball valve shells are locked, assembling of the threaded ball valve is achieved, then the threaded ball valve can be conveniently disassembled, and the interior of the threaded ball valve can be conveniently cleaned and maintained; by means of the sealing strip, the leakproofness of the threaded ball valve can be improved when the valve element is closed, leakage of the threaded ball valve is avoided, and residual water in the valve element can be discharged along the through hole and the liquid discharging pipe by detaching the threaded cap from the liquid discharging pipe.

The application discloses an oil tank cover clamping mechanical hand, which comprises a mounting seat and a clamping jaw seat, the mounting seat comprises a cylinder seat one of an upper half and a cylinder seat two of a lower half, a cavity is formed in the cylinder seat one, a pressing block is slidably arranged in the cavity, and steel balls are filled in the cavity between the cylinder seat two and the pressing block; a plurality of guide channels which are arranged in a circumferential array are formed in the cylinder seat two and are communicated with the cavity, a piston is slidably arranged in each guide channel, a vertical rod is connected to the bottom of the piston, the lower end of the vertical rod extends out of the guide channel and is connected with a clamping assembly for clamping the oil tank cover; the clamping assembly comprises a connecting rod which is hingedly connected with the vertical rod at one end, a sliding rod which is hingedly connected with the other end of the connecting rod, and the middle part of the sliding rod is slidably arranged in a sliding groove formed in the clamping jaw seat, and the lower end of the sliding rod penetrates through the sliding groove. In the application, the clamping force of each sliding rod on the oil tank cover is uniformly distributed, and the deformation of the cover body or the damage of the sealing ring caused by excessive local clamping force when the irregular oil tank cover is clamped is avoided.

The present application relates to the field of printer automatic assembly, and particularly relates to a printer paper outlet extrusion seat assembly equipment, which comprises a rack, a rotating disc module is installed on the rack, a spring feeding module, a base feeding module, a first oiling and detecting module, an upper roller feeding module, a second oiling and detecting module, a lubricating oil uniformizing module, a discharging module and a empty carrier detecting module are installed around the rotating disc module. Through cooperation of each module, the spring, the base, the upper roller and the lower roller are automatically assembled into the extrusion seat, and the upper roller and the lower roller are oiled at the installation positions; through assembly and detection of the paper outlet extrusion seat components, the qualified product of the paper outlet extrusion seat is finally obtained, and the qualified product and the NG product are collected and distinguished. The automatic assembly of the extrusion seat is realized, and the production efficiency and the product yield are improved.

The invention relates to a workpiece assembly method and device, computer equipment and a storage medium. The method comprises the following steps: acquiring a workpiece point cloud of a target workpiece; according to the geometrical characteristics of the workpiece point cloud, the position state of the target workpiece is determined, and the position state represents the position relation between the target workpiece and the view field of the camera; according to the position state, point cloud fitting is conducted on the workpiece point cloud, and fitting parameters are obtained; according to the fitting parameters and preset calibration information, pose information of the target workpiece is determined, and the target workpiece is assembled according to the pose information; the calibration information represents the conversion relation between the camera coordinate system and the robot coordinate system. By adopting the method, the cross-scene centering assembly fitness can be improved.

This invention relates to an occlusion device and corresponding tooling, comprising a relatively independent fixing part and a sealing part, which are assembled to form the occlusion device. Thus, the fixing part and the sealing part can be manufactured, fabricated, and transported independently, and then assembled according to the required dimensions when implantation is needed. Therefore, the assembled left atrial appendage occlusion device has a wider range of size combinations, thus possessing good adaptability and fully adaptable to some special-sized left atrial appendage shapes. Simultaneously, the tooling facilitates the assembly of the occlusion device, enabling efficient and precise assembly with minimal impact on the device's physical properties and lifespan.

This utility model discloses a fixture for flanging a silicone sealing valve core of a suction catheter, comprising: a push rod having an insertion end that extends into the interior of the sealing valve core, the insertion end having a flared portion with a gradually increasing cross-section extending along the axial direction of the push rod; and a flanging device fitted around the outer periphery of the push rod, facing the insertion end of the push rod, the flanging device having a pressing portion with a gradually decreasing cross-section. This utility model can solve the problems of manually using tweezers to flanging and covering the sealing valve core onto the valve seat opening, which easily leads to scratches on the sealing valve core and low assembly efficiency.

This utility model discloses an automatic feeding and assembly equipment for EU boxes, including a frame. The frame is equipped with a material feeding mechanism, a PCBA board feeding mechanism, a dust removal and positioning mechanism, and a robotic arm for transfer. The material feeding mechanism includes a first material track for feeding EU boxes, a first tray lifting assembly for lifting and adjusting EU boxes that is connected to the first material track, a second material track, a second tray lifting assembly that is connected to the second material track, and a turnover box transfer assembly. This utility model's automatic feeding and assembly equipment realizes automatic feeding, positioning, and assembly of materials, PCBA boards, and other components through an automated system, thereby significantly improving production efficiency and reducing manual labor intensity and production costs. At the same time, the dust removal assembly and positioning mechanism ensure the cleanliness and positional consistency of parts, reduce the scrap rate, and improve product quality stability, effectively solving the production bottleneck problem caused by manual feeding.

The application discloses a method for constructing a multi-enzyme complex engineering strain, and has the characteristics that the method comprises the following steps: S1, constructing a light decarboxylase FAP and an oil-producing yeast fatty acid synthase fusion expression vector; S2, electrically shocking and transforming the constructed target vector into an agrobacterium competent AGL1, and introducing the target vector into a starting strain through an agrobacterium-mediated transformation method to obtain an engineering strain that is back-supplemented with a fatty acid defect; the engineering strain that is back-supplemented with the fatty acid defect is obtained, the FAP-FAS2 fusion expression is realized at the same time as the self-assembly of the intracellular FAS1, and a FAP-FAS synthase complex is obtained. The complex not only back-supplements the fatty acid defect function, so that the strain grows normally, but also can synthesize alkanes in the process of blue light irradiation fermentation culture, and realizes the intracellular assembly of protein macromolecules.

The utility model relates to the technical field of curtain wall installation, in particular to a connecting assembly for installing an aluminum plate curtain wall, which comprises a longitudinal connecting structure, and the longitudinal connecting structure comprises a first chemical anchor bolt, a first hanging seat and a first hanging piece; one end of the first chemical anchor bolt is connected with a wall body, and the other end is connected with a first supporting plate; one end of the hanging seat is provided with a connecting groove with a downward opening and matched with the first supporting plate, the hanging seat is connected with the first supporting plate through the connecting groove, and the other end of the hanging seat is connected with the second aluminum plate located below; the hanging seat is further provided with a groove which is provided with an upward opening and matched with the first hanging piece, the hanging seat is connected with the first hanging piece through the groove, and the other end of the first hanging piece is connected with the first aluminum plate located on the upper portion. By means of the connecting assembly, the problem that the installation process is complex can be effectively solved, and cost is low.

The application discloses a dough stirring assembly and an extrusion dough module, and belongs to the technical field of household appliances. The dough stirring assembly comprises a stirring rod, and the stirring rod comprises a rod body. The rod body is vertically arranged in a working state. Driving connection parts and following connection parts are arranged at two ends of the rod body, respectively. In the working state, a pre-stirring arm, an auxiliary stirring arm and a main stirring arm are sequentially arranged on the rod body from top to bottom. The planar projection relationship of the pre-stirring arm, the auxiliary stirring arm and the main stirring arm is as follows: the auxiliary stirring arm and the main stirring arm have projection areas with the same extension direction and at least partially overlapped; the pre-stirring arm and the auxiliary stirring arm have projection areas with opposite extension directions; and the pre-stirring arm and the main stirring arm have projection areas with opposite extension directions. The dough stirring assembly can obtain more tough dough.

This invention belongs to the field of solar water evaporation technology, and discloses a high-efficiency solar water evaporator, its preparation method, and its application. The preparation method includes the following steps: (1) Clean and dry coconut fibers, take multiple coconut fibers and weave them into a rope, and then cut them into coconut fiber ropes of the same length; (2) Embed the above-mentioned coconut fiber ropes of the same length into a sponge in an m×n array, wherein the lower end of the coconut fiber rope is flush with the bottom surface of the sponge, while its upper end protrudes from the top surface of the sponge by a certain height; (3) Immerse the part of the above-mentioned coconut fiber rope array protruding from the top surface of the sponge in a sodium alginate solution containing carbon black for surface coating treatment, and then take it out and air dry naturally to obtain a high-efficiency solar water evaporator based on a coconut fiber array. This invention has the characteristics of wide material sources, low cost, simple evaporator construction method, and high water evaporation rate, and has better prospects for large-scale preparation and commercial application.

The present application relates to a ceramic substrate structure for replacing white glue and gold wire, a manufacturing process thereof and an LED whole board structure, the ceramic substrate structure comprising: an upper ceramic substrate assembly and a lower ceramic substrate assembly, the upper ceramic substrate assembly comprising a support substrate, a fluorescent sheet and an LED chip, the support substrate being horizontally arranged, the fluorescent sheet being distributed on the lower side surface of the support substrate, and the LED chip being distributed on the lower side of the fluorescent sheet and on the lower ceramic substrate assembly, the present application has the advantages of compact structure and reasonable design, the upper ceramic substrate is used to replace the functions of white glue and gold wire, the fluorescent film and the chip are accommodated, and then the lower ceramic substrate is combined, the normal manufacturing process is changed into reverse manufacturing, the tin and glue can be quickly applied through the scraping mask plate scraping glue method, the complicated time and multi-step equipment, raw materials and labor of the white glue and gold wire part are saved, and the manufacturing efficiency is greatly improved.

The utility model discloses an angle-adjustable energy-saving lamp which comprises a bottom shell, the top of the bottom shell is in threaded connection with a middle shell, the top of the middle shell is provided with a top shell, an inner cavity of the bottom shell is provided with a circuit board and a fast-assembling piece, an adjusting hole is formed in the top end of the middle shell, the top of the fast-assembling piece is provided with a wiring piece, and the bottom of the bottom shell is provided with an adjusting hole. The wiring piece comprises a hose and two hard pipes, the hard pipe at the top is arranged in an inner cavity of the adjusting hole, and the top end of the hard pipe at the top movably penetrates through the surface of the top shell to the inner cavity of the top shell. According to the utility model, the cross-shaped adjusting hole is designed, so that the top shell can adjust the orientation angle of the lamp bead board by taking the adjusting hole as a path through the hard tube connected below the top shell, so as to meet the requirements of a user, and the flexible tube and the hard tube are designed, so that a protective shell can be provided for wires of the lamp bead board and the circuit board, and the service life of the lamp bead board is prolonged. And the situation that when the top shell drives the lamp bead plate to move, the electric wires penetrating through the adjusting holes are scratched by the inner walls of the adjusting holes or are disordered is prevented.

This utility model relates to a dust collection structure for a dust collector used in laser cutting. It includes a dust collector body with a drain outlet at the bottom and a detachable sludge collection hopper installed below the drain outlet. Two retaining strips are fixed to both sides of the bottom of the drain outlet, extending along the width of the dust collector body. A rectangular mounting frame is fixed to the top of the sludge collection hopper. The mounting frame has mounting grooves on both sides that match the retaining strips. The drain outlet can be correspondingly fitted into the mounting grooves. The retaining strips have a T-shaped cross-section, and the mounting grooves are T-shaped grooves that match the retaining strips. This utility model utilizes the sliding engagement of the two retaining strips into their corresponding mounting grooves to assemble the drain outlet and the sludge collection hopper. The T-shaped cross-sections of the retaining strips and mounting grooves provide a vertical limiting effect, effectively preventing the sludge collection hopper from falling downwards. The installation of the sludge collection hopper is achieved through the sliding engagement of the retaining strips and mounting grooves, making the assembly and disassembly of the sludge collection hopper convenient and quick.

This utility model discloses a multi-layer corrosion-resistant filter bag, including a top frame. A fan box is fixedly connected to the center of the top of the top frame. A crossbar is fixedly connected to the bottom of the fan box. A support frame is fixedly connected to the center of the end of the crossbar away from the fan box. A connecting pipe is connected through the center of the bottom of the support frame. A curved pipe is fixedly connected to the connecting pipe away from the bottom of the fan box. This multi-layer corrosion-resistant filter bag, through its quick-release design of the curved pipe and connecting pipe, allows for flexible adjustment of the distance between the triangular base and the fan box, adapting to different installation scenarios. The filter chamber and double-layer cylinder adopt a detachable structure, allowing for filter element replacement without disassembling the entire filter bag, reducing maintenance costs and time. The double-layer cylinder and inner liner work together to enhance filtration efficiency and bag structural stability. The triangular base and filter bag are quickly assembled via connecting strips and mounting grooves, requiring no complex tools and improving installation efficiency.

The utility model relates to the field of slow -descent ware production equipment discloses a kind of slow -descent ware's O ring automatic feeding assembly device, including rack, feeding mechanism, distributing mechanism, propping mechanism and assembly mechanism;Feeding mechanism is located on rack, and it includes the feeding channel for continuously conveying O ring one by one;Distributing mechanism and propping mechanism are all located on rack, distributing mechanism is used to shift the O ring of the last end of feeding channel to propping mechanism, and propping mechanism is used to prop open O ring;Assembly mechanism is located on rack, and it is used to shift and sleeve joint the O ring on propping mechanism on the rotating shaft in rotating shaft fixture.The utility model can solve how to improve the assembly efficiency and quality of slow -descent ware O ring, and reduce the problem that the situation of slow -descent ware poor sealing caused by O ring distortion, folding and other defects appears.

This invention relates to the field of air conditioner technology, specifically to a duct assembly and an air conditioner. The duct assembly includes a duct plate and a volute. The duct plate has a mounting portion with a recessed groove and a first engaging portion. The two opposing walls of the recessed groove are a first wall and a second wall. The volute has a barb and a second engaging portion. The side of the barb facing away from the duct plate contacts and engages with the first wall. A gap exists between the second wall and the barb. The second engaging portion engages with the first engaging portion. The air conditioner includes the above-described duct assembly. The duct assembly and air conditioner provided by this invention have a high success rate of assembly on the first attempt. The volute assembly requires less manpower, making installation easier, time-saving, and labor-saving, resulting in higher assembly efficiency.