138results about "Wing operation mechanisms" patented technology

Disclosed are a self-opening cover system, a battery case, and an electric vehicle. The self-opening cover system includes a cover configured to cover an opening, a cover support configured to support the cover and provided with a socket, and an operating device provided in the cover support and configured to drive the cover to open the opening when a guide pin is inserted into the socket and to drive the cover to cover the opening when the guide pin is withdrawn from the socket. The cover can automatically cover and open the opening by the operating device, so rain or dust can be prevented from entering the opening when a battery is replaced.

The utility model relates to the technical field of charging head protective covers, in particular to a charging head protective cover for a new energy vehicle, which comprises a protective cover main body and a plug main body, a closing structure is arranged on the protective cover main body, and the closing structure comprises a support block fixedly arranged at one end of the protective cover main body. According to the utility model, through the arrangement of the closed structure, the plug can be prevented from being damaged by collision, the dustproof effect can also be achieved, the connecting rod enables the first protective cover and the second protective cover to move away from each other under the driving of the moving block, and the first protective cover and the second protective cover can be moved away from the protective cover main body. The plug body can charge a vehicle, the plug body is pulled out after charging is completed, then the two-way lead screw is reversely rotated to enable the first protective cover and the second protective cover to move close to each other, the first protective cover, the second protective cover and the protective cover body can be in a closed state, dust can be effectively prevented from entering the protective cover body, and the plug body is prevented from being damaged.

A frame assembly, for use in window and door applications configured to retain a panel, comprising a frame with a cover assembly and a support assembly having a track assembly, and a sill assembly and a header assembly both interconnected to a securing surface. The cover assembly is interconnected to the support assembly. The sill assembly comprises a roller member disposed in supporting relation to the track assembly, and the header assembly is disposed in supporting relation to the support assembly so that the frame is movable relative to both the header assembly and the sill assembly. At least a portion of the frame comprises a predetermined thickness and a predetermined width. The predetermined thickness is substantially less than the predetermined width so that both cooperatively and concurrently enhance viewing through the panel and the frame's stability.

The utility model relates to the technical field of casement windows, in particular to a casement window linkage opening and closing mechanism with high safety. The side-hung window comprises an installation frame, three window frames are installed on the inner surface of the installation frame, a side-hung window body is installed on the inner surfaces of the three window frames, the three frames are integrally installed into a whole, connecting rods are fixedly connected to the two sides of each frame, one end of each connecting rod is fixedly connected with a connecting plate, and the other end of each connecting plate is fixedly connected with a sliding plate. A rotating rod is rotationally connected into the connecting plate, U-shaped plates are fixedly connected to the two ends of the rotating rod, the U-shaped plates are fixedly connected with the surface of the mounting frame, the rotating rod is fixedly connected to the side wall of the U-shaped plate, a supporting plate is fixedly connected to one end of the rotating rod, and a supporting rod is fixedly connected to the side, close to the connecting plate, of the supporting plate. The problem that when a worker closes the side-hung window, the worker needs to close the side-hung window one by one, and the working efficiency is reduced is solved.

The utility model discloses an oven door opening structure which comprises an oven body with an opening in the front side. The door body is arranged on the front side of the opening and can open or close the opening of the box body; the door body comprises a first door body and a second door body, and the first door body and the second door body are hinged to the two opposite ends of the refrigerator body respectively; the opening and closing driving mechanism can realize simultaneous opening or closing of the first door body and the second door body; the opening and closing driving mechanism comprises a first connecting rod and a second connecting rod; one end of the first connecting rod is rotationally connected with the first door body, and the other end is rotationally connected with a first gear; one end of the second connecting rod is rotationally connected with the second door body, and the other end is rotationally connected with a second gear; the first gear and the second gear are in meshing transmission; the box body is provided with a first gear sliding rail which extends in the front-back direction of the box body and is in meshing transmission with the first gear, and a second gear sliding rail which is in meshing transmission with the second gear. The utility model solves the problem that the two box doors need to be respectively operated when the double box doors are opened and closed, so that the operation is inconvenient.

The invention relates to the technical field of automobile interiors, in particular to a synchronizing mechanism for opening a split handrail of an auxiliary instrument panel and a working method. The synchronizing mechanism comprises a linkage assembly and a transmission assembly. The linkage assembly is rotationally installed on the side face of the handrail base, a first connecting point and a second connecting point are arranged at the two ends of the periphery of the linkage assembly, and the rotating center of the first connecting point, the rotating center of the second connecting point and the rotating center of the linkage assembly are located on the same straight line. The number of the transmission assemblies is two, one transmission assembly is connected with the first connecting point of the linkage assembly, the other end of the transmission assembly is connected with one handrail in the split handrails, the other transmission assembly is connected with the second connecting point of the linkage assembly, and the other end of the transmission assembly is connected with the other handrail in the split handrails. According to the invention, the opening time difference is eliminated, and the single-side closing function is reserved, so that the product quality and the user experience are improved.

The present invention discloses a channel-type radio frequency door and its control method and tag identification method, comprising: a frame and a fixed plate arranged on the top of the frame, the frame comprising a first support rod, a second support rod, a third support rod, and a fourth support rod, circularly polarized antenna assemblies are arranged on both sides of the frame, and rotary double-leaf doors are arranged at the front and rear of the frame; a power assembly, a first rotating shaft assembly, a second rotating shaft assembly, a third rotating shaft assembly, and a fourth rotating shaft assembly are arranged on the fixed plate; the rotary double-leaf door comprises a first door panel, a second door panel, a third door panel, and a fourth door panel. The present invention identifies goods by reading the stored information in the RFID radio frequency tag on the goods, realizing functions such as automatic identification and judgment of the goods, realizing batch radio frequency identification bar code information collection and consistency verification, and realizing data interaction and unified management between the radio frequency door and the warehouse management system.

The utility model discloses a traction device and a linkage sliding door. A traction structure comprises a connecting base, a belt clamp and a fastener, a limiting groove is formed in the top of the connecting base, a connecting rod is arranged at one end of the belt clamp, a traction piece is arranged at the other end of the belt clamp, the connecting rod is connected with the traction piece, and the connecting rod is inserted into the limiting groove in a penetrating mode; a fastening hole is formed in the connecting seat, the fastener is connected with the fastening hole in a matched mode to fix the connecting rod to the limiting groove, the belt clamp is directly inserted into the limiting groove in the top of the connecting seat in a penetrating mode through the connecting rod, fixing can be completed only by matching the fastener with the fastening hole of the connecting seat, and corresponding parts can be replaced conveniently and rapidly. Meanwhile, belt clamps of different specifications can be rapidly assembled or replaced according to different use scenes.

To provide a sliding door device capable of improving the traction device strength against rotational loads.SOLUTION: A frame 10 includes: a horizontal frame member 11 extending in a right-left direction above the door body; and a vertical frame member 12 crossing the horizontal frame member 11 in the pulling direction. A traction device 60 includes: a body case 61; a winding body 62 which is rotatably housed in the body case 61 and biased in the winding rotation direction; and a string-like member 64 with one end fixed to the winding body 62 and the other end extended out from the body case 61 and fixed to the door body. The body case 61 is provided so as to be in contact with both the vertical frame member 12 and the horizontal frame member 11.SELECTED DRAWING: Figure 6

The utility model discloses a load-bearing collision-resistant type truck carriage which comprises a carriage body, the positions, close to the top, of the front side and the rear side of the carriage body are respectively connected with a shell through bolts, the bottom of each shell is provided with an opening, the front side and the rear side of the carriage body are respectively provided with a through groove, and the front side and the rear side of the carriage body are respectively connected with an opening and closing plate in a sliding mode. Guide rails are connected to the positions, close to the top, of the front side and the rear side of the compartment body through bolts correspondingly, two U-shaped blocks are slidably connected to the guide rails, and the bottoms of the two U-shaped blocks are connected to the tops of the two opening and closing plates through bolts correspondingly. According to the technical scheme, through mutual cooperation of the gear, the eccentric wheel, the swing rod, the connecting rod, the fixing plate and other components, the front side and the rear side of the compartment can be effectively opened, so that goods can be conveniently taken and placed, the portability and the use efficiency of the compartment are improved, the compartment door on the left side can be synchronously opened or closed, and the compartment door is convenient to use. The left side or the front side and the rear side can be opened at the same time, and the working efficiency is improved.

The utility model belongs to the technical field of ship manufacturing, and particularly relates to a closed cabin door on a ship, which comprises a left moving door and a right moving door, a covering door is arranged between the left moving door and the right moving door, a second pull ring on the left moving door and a second pull ring on the right moving door are sequentially moved, and the left moving door and the right moving door move towards the same position. When the left sliding door and the right sliding door are closed, a gap exists between the left sliding door and the right sliding door, a second pull ring on the covering door is moved again, the sliding block slides in the sliding groove, the covering door is moved to the left sliding door, the gap and the right sliding door, the fastening plate is pulled out of the containing groove, and then the left sliding door and the covering door are fixed through the fastening plate. Through movement of the covering door and fixation of the fastening plate, a gap formed between the left sliding door and the right sliding door can be eliminated, external noise can be prevented from entering the cabin, and meanwhile external water is prevented from entering the cabin through the waterproof plate; compared with the prior art, the sealing performance of the cabin door is improved.

This application relates to the field of storage equipment technology, and discloses a door hinge assembly including a first gear, a second gear, and a locking assembly. The first gear is disposed on the main door via a first hinge plate. The second gear meshes with the first gear and is also disposed on the main door. The locking assembly is disposed on the secondary door, and is connected to the second gear via a second hinge plate. When the main door is opened, the first gear meshes with the second gear, and the second gear drives the second hinge plate to rise, while the locking assembly is engaged, causing the secondary door and the main door to move synchronously. This application also discloses a door-within-a-door housing.

The utility model discloses an oven door opening structure which comprises an oven body with an opening in the front side. The door body is arranged on the front side of the opening of the box body and can open or close the opening of the box body; the door body comprises a first door body and a second door body, and the first door body and the second door body are hinged to the two opposite ends of the refrigerator body respectively; the opening and closing driving mechanism is arranged on the box body and can realize simultaneous opening or closing of the first door body and the second door body; the opening and closing driving mechanism comprises a first connecting rod and a second connecting rod which are mutually hinged; the box body is provided with a first sliding rail, a second sliding rail and a third sliding rail which extend in the front-back direction of the box body. One end of the first connecting rod is hinged to the first door body, and the other end is slidably connected into the first sliding rail. One end of the second connecting rod is hinged to the second door body, and the other end is slidably connected into the second sliding rail. The hinged part of the first connecting rod and the second connecting rod is slidably connected into the third sliding rail. The double-box door solves the problem that two box doors need to be controlled respectively when the existing double-box door is opened and closed, and the operation is inconvenient.

To provide an opening / closing device for an opening door, simple in structure and enabling self-opening / closing by a simple operation.SOLUTION: A opening / closing device H for an opening door comprises: a pedal 21; a pedal support 31; a slide body 40 that can freely reciprocate in association with an operation of the pedal 21; an end surface cam body 53; lower member rotation means 60; and a rolling roller 82 attached to a door panel D and followingly moved along an inclined cam surface 53a of the end surface cam body 53. The lower member rotation means 60 can rotate the end surface cam body 53 in association with the reciprocation of the slide body 40, and a load support member 100 for supporting a load of the door panel D is provided so as to surround the end surface cam body 53.SELECTED DRAWING: Figure 4

The invention discloses a two-way opening and closing system for a four-connecting-rod cabin door of a strong-wind-resistant unmanned aerial vehicle garage and a self-adaptive control method thereof.The system comprises an outer cabin, a movable inner cabin and a driving module, and the movable inner cabin is arranged in the outer cabin and can move up and down along the interior of the outer cabin; the movable inner cabin can move to the position above the upper end face and the position below the lower end face of the outer cabin along the interior of the outer cabin, and the movable inner cabin comprises a cabin door of a four-connecting-rod structure; the driving module is arranged in the outer cabin and used for driving the movable inner cabin to move up and down in the outer cabin and driving the four-connecting-rod structure cabin door to be opened and closed at the same time. The cabin door of the four-connecting-rod structure comprises an upper cabin door body and a lower cabin door body, the upper cabin door body is located above the lower cabin door body, the upper cabin door body is selectively opened when the movable inner cabin moves to the position above the upper end face of the outer cabin, and the lower cabin door body is selectively opened when the movable inner cabin moves to the position below the lower end face of the outer cabin.

The invention discloses a double-opening armrest device of an automobile armrest box. The double-opening armrest device comprises a fixed framework, a first armrest base, a second armrest base and a rotating assembly. The first handrail base and the second handrail base are rotationally arranged on the fixed framework; the rotating assembly comprises a first connecting rod, a second connecting rod, a plurality of connecting shafts, a rotating shaft and a plurality of fixing blocks, the fixing blocks are arranged at the four corners of the fixing framework correspondingly, the rotating shaft is rotationally arranged on the side wall of the framework, the first connecting rod and the second connecting rod are located on the two sides of the rotating shaft correspondingly, and the first connecting rod and the second connecting rod are connected with the rotating shaft; the connecting shaft penetrates through the fixing framework, the first handrail base or the second handrail base and is rotationally connected with the fixing block. When the first handrail base and the second handrail base are opened, the first handrail base and the second handrail base both run for the same distance at the same time, the requirement for opening consistency is met, and the experience feeling of a user is improved.

The utility model discloses an anti-bounce upper wheel and a linkage sliding door, the anti-bounce upper wheel comprises a wheel body, and an anti-swing assembly, an anti-bounce assembly, a first fastener and a second fastener which are arranged on the wheel body, two ends of the wheel body are provided with a first connecting hole and a second connecting hole, the tail end of the first fastener and the tail end of the second fastener are respectively provided with a stabbing part, and the stabbing parts are arranged, so that the anti-bounce upper wheel is convenient to move. And the first fastening piece and the second fastening piece are screwed downwards, so that the stabbing part is in contact with the sliding rail, and the contact surface deforms to fix the whole anti-jumping upper wheel.

The utility model discloses a linkage mechanism of a multi-connected type parting strip sliding door without a ground rail, which comprises a first door frame, a second door frame, a third door frame and a fourth door frame, the top of the second door frame is fixedly connected with a linkage mounting assembly, the linkage mounting assembly is used for conducting combined operation on the linkage mounting assembly, one side of the linkage mounting assembly is fixedly connected with an auxiliary assembly, the auxiliary assembly is used for being fixedly connected with an external power mechanism, and one side of the top of the second door frame is fixedly connected with a driving block; the utility model relates to the technical field of sliding doors. According to the linkage mechanism of the multi-connected ground-rail-free parting strip sliding door, by means of the arrangement of the linkage installation assembly, when a transmission belt is installed on the surfaces of a first friction wheel and a second friction wheel and the tensioning degree and looseness of the transmission belt are observed, a screw rod and a circular groove block can be moved outwards only by rotating the screw rod, and then the transmission belt is tensioned; and falling off from the surfaces of the first friction wheel and the second friction wheel is avoided.

An expandable structure has an expansion section with side wall panels that can stack into and be deployed from a wall enclosure central housing. A track can be deployed on the wall enclosure for facilitating the movement of wall panels into and out of the central housing. This innovative configuration not only enables efficient and accurate storage of each wall panel within the central enclosure but also concurrently serves as the foundational support structure for the cabin. After the wall panels are deployed and the structure is fully expanded, the wall panels can be tightened together to provide sound and weather protection.

To provide a runner unit capable of simply and quickly hanging a door panel by connecting a connection shaft and a runner only by operation on the door panel side in hanging work of the door panel, and an interlocking opening / closing unit provided with the runner unit.SOLUTION: A runner unit 6 includes a runner 8 having an insertion recessed part 24 and a receiving part 25 and guided along a guide rail 2, and a connection shaft 7 having an enlarged shaft part 12 received by the receiving part 25 and formed on a door panel 1 to project therefrom. Inserting the connection shaft 7 into the insertion recessed part 24 causes a holding body 20 to change into a release attitude, the enlarged shaft part 12 is displaced from the insertion recessed part 24 to the receiving part 25, the displaced enlarged shaft part 12 is received by the receiving part 25, the holding body 20 is changed into a regulation attitude, the connection shaft 7 is held in position by the holding body 20 in the regulation attitude in a state where the enlarged shaft part 12 is received by the receiving part 25, and the connection shaft 7 and the runner 8 are connected.SELECTED DRAWING: Figure 1

The utility model discloses an adjustable linkage pulley which comprises a supporting block connected to the side edge of a glass door, the supporting block is provided with a pulley body and a wire wheel, the pulley body and the wire wheel are both rotationally connected with the supporting block, the pulley body and the supporting block are rotationally connected and connected in a lifting mode, and the rotating plane of the pulley body is adjusted. The wire wheel is slidably connected with the supporting block, and the overall applicability of the supporting block is improved.

The utility model discloses a clamping assembly for a transmission belt, and belongs to the technical field of doors and windows. A clamping assembly for a transmission belt is used for clamping the transmission belt and conducting linkage installation between two frame bodies and comprises a clamping base, and a clamping cavity is formed in the clamping base; grooves matched with outer teeth of the transmission belt are formed in the inner side walls of the two sides of the clamping cavity in an inwards-concave mode respectively, notches allowing the transmission belt to enter are formed in the top end and the right end of the clamping cavity, and a locking piece for preventing the transmission belt from being separated from the clamping base is installed on the notch in the top of the clamping cavity. Through the arrangement, the transmission belt can be stably limited in the clamping seat.

The utility model discloses a sliding door linkage piece which comprises an embedding seat, an extension piece and a guide wheel assembly. The extension piece comprises a fixed connection part and an extension part, the fixed connection part is perpendicular to the extension part, the embedded connection seat is connected with the fixed connection part, and the guide wheel assembly is connected with the extension part so that the embedded connection seat, the extension piece and the guide wheel assembly can be assembled into a whole; the extension part is provided with a hanging head, the hanging head is provided with an access groove, the guide wheel assembly is connected to the access groove, and the two ends of the access groove are open so that the guide wheel assembly can movably stretch out of the access groove. The device has the advantages of simple structure, compact matching, reasonable design and the like; therefore, the device is a product with excellent technical and economical performance.

To provide a system and method for issuing an alert regarding the engagement of an emergency exit door of an aircraft.SOLUTION: An aircraft (106) includes a system (100) including an emergency exit door (102) within an internal cabin (104). The emergency exit door (102) includes a lever (108) configured to be engaged to open the emergency exit door (102). A first cover (110) is removably secured to the emergency exit door (102). The first cover (110) is configured to be removed to gain access to the lever (108). A second cover (112) is disposed between the lever (108) and the first cover (110). The second cover (112) is configured to be removed to gain access to the lever (108). One or more sensors (114) are configured to detect positions of the first cover (110) and the second cover (112).SELECTED DRAWING: Figure 1

The utility model discloses an explosion-proof double-door control device, which is characterized in that any side door is provided with a double-leaf opening and closing door and comprises a magnetic lock, an intermediate relay, a proximity switch and a button switch, each door leaf is provided with the proximity switch and the magnetic lock, each proximity switch is connected with a winding of the intermediate relay in series to form a loop, and the button switch is connected with the magnetic lock. The proximity switch is a control switch of the intermediate relay; the button switch is connected in parallel with each intermediate relay contact switch and then is connected in series with the magnetic lock to form a loop. According to the utility model, four doors can be flexibly locked and opened, and the double side doors cannot be opened at the same time.

The utility model provides a sliding door linkage structure and a shower room with the same, and belongs to the technical field of building doors and windows, the sliding door linkage structure comprises a door frame, a first door plate and a second door plate, the first door plate and the second door plate are slidably arranged in the door frame, an upper guide rail is arranged at the top of the door frame, and a first pulley block slidably mounted on the upper guide rail is arranged on the first door plate; a second pulley block slidably mounted on the upper guide rail is arranged on the second door plate, and the second pulley block is lower than the first pulley block; when the second door plate moves, the friction plate cannot make contact with the second pulley block, movement of the second door plate cannot be hindered, the friction plate can drive the first pulley block to roll on the upper guide rail in a friction mode, and then the first door plate is driven to be in linkage in the direction the same as the moving direction of the second door plate. The door can be opened or closed only by pushing the second door plate without independently pushing each door plate, so that the use is more convenient.

The application discloses a door body structure and an oven, wherein the door body structure comprises a machine body, two door bodies, two connecting rods and a damping device. The machine body is provided with a containing cavity and an opening communicated with the containing cavity; the two door bodies are arranged on the opposite sides of the opening in one-to-one correspondence; the two connecting rods are hingedly connected with the two door bodies in one-to-one correspondence; the damping device comprises two damping plates and a first damping piece, the two damping plates are hingedly connected with the two connecting rods in one-to-one correspondence, and the damping plates can move along with the connecting rods; the first damping piece is installed on the machine body and located between the two damping plates; a driving structure is arranged between the two damping plates or between the damping plates and the machine body, and the driving structure can make the two damping plates approach each other so that the damping plates abut against the first damping piece. The door body structure provided by the application can make the door body hover between a door closing position and a maximum door opening angle position, and meet the door opening angle requirement of users.