1761 results about "Back door" patented technology

An expandable lavatory for full-size wheelchairs may comprise an aircraft lavatory door system with a forward door and an aft door wherein both doors are capable of expanding into an expanded locked position. The expandable lavatory for full-size wheelchairs may comprise a first single lavatory, a second single lavatory, a collapsible divider, and a lavatory door system which functions to provide a door to each single lavatory and a door for a configuration in which the two single lavatories convert into one expanded double lavatory. The expandable lavatory for full-size wheelchairs may be a forward lavatory facing the aisle in proximity to a first galley, a second galley, and a wheelchair tie down space.

The invention discloses a method and system for cooperatively opening a door by a front door lock and a rear door lock, and the method comprises the following steps: front door linkage trigger processing: carrying out entrance record generation processing according to a complete behavior sequence detected by the front door lock to obtain a linkage trigger signal; back door safety decision processing: performing back door state detection and personnel identity multi-level verification processing according to a door opening request message received by a back door lock to obtain an unlocking decision result; reverse guide control processing: according to the doorbell event which is not responded by the front door lock, cross-door lock audio and video channel establishment processing is carried out, and a reverse unlocking instruction is obtained; schedule comparison guide processing: comparing visitor visiting schedule information when the front door lock rings, automatically unlocking and carrying out space guide; and dynamic addressing co-processing: according to the position information of the mobile terminal intercepted by the door lock in the multicast network, carrying out target rear door lock positioning processing to obtain a directional notification strategy. By utilizing the embodiment of the invention, the collaborative response efficiency and the user experience of the intelligent door lock can be improved.

The utility model discloses an energy storage cabinet which comprises a shell, the shell comprises an upper-layer cabinet body, a middle-layer cabinet body and a lower-layer cabinet body, and the upper-layer cabinet body, the middle-layer cabinet body and the lower-layer cabinet body are arranged up and down; a front door and a rear door are respectively arranged on opposite sides of the shell; a distribution box and a PCS module are fixedly installed in the middle-layer cabinet body, a high-voltage box is arranged in the upper-layer cabinet body, and the horizontal side of the middle-layer cabinet body is provided with an air inlet shutter and an air outlet shutter which are used for ventilation and heat dissipation. The distribution pattern that the upper portion and the lower portion are arranged in the middle is adopted, the PCS is locally lifted to avoid water immersion, the PCS is isolated from a heat dissipation air channel of the battery bin, and the situation that heat is diffused to the battery pack to affect the battery pack due to the large heat production coefficient of the PCS is avoided. The central arrangement is isolated from the ground to the maximum extent, dust accumulation is prevented from shortening the service life of equipment, debugging and maintenance by workers are facilitated, high-voltage short circuit caused by water immersion is avoided, dust accumulation in an air duct of the control module is reduced, the service cycle of the equipment is prolonged, and the cable cost is saved.

A vehicle back door has a first cord-like member disposed in a door body formed of a resin panel member. The first cord-like member has a wire that is routed in the panel member, a first mounting member that fixes the wire to the panel member, a second mounting member that fixes the wire to the panel member, and a bracket that movably holds an intermediate part between the first mounting member and the second mounting member of the wire.

The invention provides a semiconductor grade silicon dioxide vacuum sintering furnace which comprises a furnace body, a heating cavity is formed in the middle of the furnace body, and a rear door body is arranged at the first end of the furnace body; the material dragging trolley is arranged in the furnace body in a sliding mode, and a workpiece is placed on the material dragging trolley; the front door body is arranged on one side of the material dragging trolley, and when the material dragging trolley slides into the heating cavity, the front door body seals the second end of the furnace body; the device has the beneficial effects that through the arrangement of the pressing and rotating assembly, a workpiece on the material dragging trolley can be fixed from the two ends, it is ensured that the workpiece is always kept stable in the heating process, and the workpiece can be driven to rotate by the pressing and rotating assembly. In the heating process, the workpieces can be heated more uniformly through rotation of the workpieces, the heating effect and the product quality are improved, the workpieces can be automatically assembled and disassembled through arrangement of the material dragging trolley, the labor intensity of workers is reduced, and the working efficiency is improved.

The utility model discloses a double-air-duct industrial and commercial air-cooled energy storage cabinet, which comprises an energy storage cabinet body, the rear side of the energy storage cabinet body is connected with a rear door assembly through a hinge, the inner walls of the two sides of the energy storage cabinet body are connected with symmetrically distributed plug box supporting beams, battery plug boxes are inserted between the upper and lower adjacent plug box supporting beams, and the upper and lower adjacent plug box supporting beams are connected with the battery plug boxes. According to the utility model, external air enters the cold air duct through the condensation air inlet and the evaporation air supply outlet, and cold air is sequentially fed into the battery plug-in box and the bottom of the energy storage cabinet body to cool the battery plug-in box and the high-voltage box; and meanwhile, hot air is discharged from the other side of the battery plug-in box, rises, enters the hot air duct under the suction force of the evaporation return air inlet and is discharged from the condensation air outlet through the hot air duct and the evaporation return air inlet, so that internal air is circulated, and the heat dissipation efficiency is improved.

The invention relates to the field of vehicle intelligent control, in particular to a vehicle control method and device, electronic equipment and a storage medium. According to the method, judgment is not made only according to tiny changes of the position of the vehicle door, but the passive rotation amount of the vehicle door is obtained as a key initial condition. And when it is detected that the passive rotation amount is not zero, the state of the vehicle door is not directly changed, and whether the first vehicle door meets the preset condition or not is further judged. Only when the first vehicle door meets the preset conditions that the memory function of the maximum opening angle of the vehicle door is executed within the preset time or the release position of the first vehicle door is located within the angle subset range of the safety area, the first vehicle door and the second vehicle door are allowed to execute the active rotation function. Therefore, even if the passive rotation amount is caused by slight position change, as long as the first vehicle door does not meet the preset condition, the back door is still not locked at will and loses the electric function, so that the situation that the vehicle door function is abnormal due to unintentional fine operation of a user is effectively avoided.

A hardtop shell is provided for vehicles having a variety of vehicle body styles, including all sport utility vehicles (SUV), trucks and crossovers. The hardtop shell follows the top frame of the vehicle / OEM roll cage, allowing for much more open-air space, when removing modular portions of the hardtop. The hardtop shell follows the top frame of the vehicle. The hardtop shell also can be mainly fabricated out of metal. The hardtop shell comprises a main outer frame that mates to the body and frame of the vehicle, and may also comprise modular and removable additional components such as roof panels, a rear door and gull wings. The main frame mates to the body or frame of the vehicle with a plurality of bolts, nuts, rivnuts, gaskets, seals, compression latches and other similar hardware or methods.

An assembly is provided for fixing and positioning a decorative side profile and a decorative upper profile on the outside of a front or rear door of a motor vehicle, wherein the decorative upper profile includes two longitudinal rims curved towards each other. The assembly includes a trim profile for the doorframe and a sealing profile made of deformable material, fixed to the trim profile, and on which the decorative upper profile is fixed.A blocking part made of rigid material is fixed on the trim profile, and includes a portion for fixing the decorative side profile, a portion for axially and transversely blocking the decorative upper profile and a connecting portion between these two portions. The blocking portion includes an axial groove for receiving a section of one of the rims of the upper profile, which is obturated at one of its ends by an axial stop which cooperates with the upper profile received in this groove, to block the axial displacement of the upper profile.

An automobile having a cargo space, a rear door opening for accessing the cargo space and a door pillar which delimits the rear door opening. The vehicle has a rack which in a stowed state is arranged entirely in the cargo space and is at least partially concealed by the door pillar as viewed from outside the automobile in the direction of the vehicle longitudinal axis of the automobile, and in a deployed state is arranged at least partially outside the cargo space. The vehicle has a transfer mechanism to transfer the rack between the stowed state and the deployed state via the rear door opening, wherein the transfer mechanism is configured such that, during a transfer of the rack from the stowed state into the deployed state, the rack moves inward in the direction of the vehicle transverse axis of the automobile.

The invention relates to the technical field of converters, in particular to an outdoor converter cabinet which comprises a cabinet body, a first air inlet assembly and a second air inlet assembly are arranged on a front door of the cabinet body, and a first air outlet assembly and a second air outlet assembly are arranged on a rear door of the cabinet body. A first heat dissipation air duct assembly, a second heat dissipation air duct assembly and a third heat dissipation air duct assembly which are isolated from one another are arranged in the cabinet body; the outlet end of the first heat dissipation air duct assembly is connected with the first air outlet assembly, and the outlet end of the second heat dissipation air duct assembly and the outlet end of the third heat dissipation air duct assembly are both connected with the second air outlet assembly. The first heat dissipation air duct assembly is used for dissipating heat of the reactor, the second heat dissipation air duct assembly is used for dissipating heat of the power module, and the third heat dissipation air duct assembly is used for dissipating heat of the heating component group. Through three-air-duct isolation, front-back opposite air inlet and outlet and sealing butt joint, heat source partition heat dissipation is achieved, heat intermingling is avoided, and dust and water are prevented.

The invention discloses a hinged back door hinge of a commercial vehicle, and belongs to the technical field of automobile manufacturing. The back door hinge comprises a base installed on the side wall of a vehicle body, a main rotating arm is hinged to the base, the other end of the main rotating arm is hinged to a mounting base, and the mounting base is installed on the vehicle door; a cavity is formed in the middle of the main rotating arm, a connecting rod is arranged in the cavity, the two ends of the connecting rod are hinged to the base and the mounting base correspondingly, sliding grooves and a plurality of limiting grooves located in the bottoms of the sliding grooves are formed in the two sides of the connecting rod correspondingly, threaded through holes are formed in the two side walls of the main rotating arm correspondingly, and guide pipes are fixed between the threaded through holes and the connecting rod; a ball assembly matched with the sliding groove is arranged in the guide pipe. A self-limiting structure is achieved through cooperation of the limiting groove and the ball on the hinge, traditional limiting arm and magnetic attraction combined limiting is replaced, and the self-limiting hinge has the advantages of being simple in structure, high in reliability and low in cost.

The invention provides a vehicle back door assembly and a vehicle, and relates to the technical field of vehicles, the vehicle back door assembly comprises a back door and a back door electric supporting rod used for supporting the back door, the types used for selecting the back door comprise an active empennage back door and a large empennage back door, the weight of the active empennage back door and the weight of the large empennage back door are sequentially increased, and when the selected back door is one of the two types, the large empennage back door is connected with the active empennage back door. One end of the back door electric supporting rod is supported on the same supporting point of the back door; when the back door is the active empennage back door, the reference electric supporting rod is arranged on the back door, so that the supporting force of the reference electric supporting rod meets the use requirement of the active empennage back door under the first set working condition; and when the back door is the large-empennage back door and the weight of the back door meets a first preset condition, the supporting force of the reference electric supporting rod is adjusted so that the supporting force of the reference electric supporting rod can meet the use requirement of a second set working condition of the large-empennage back door. In this way, the back doors of the active empennage back door and the large empennage back door can be opened and closed through one set of electric supporting rods.

The waterproof and dustproof automobile back door storage box comprises a box body, a box cover and a hinge, an inner cavity of the box body is a storage space, an opening communicated with the storage space is formed in the surface of the box body, one end of the hinge is connected with the box body, and the other end of the hinge is connected with the box cover. The box cover rotates by taking the hinge as a rotation center to open or close the storage space, the box further comprises a rubber strip, the rubber strip is arranged on the box cover and located on the periphery of the corresponding storage space, and when the box cover rotates to close the storage space, the rubber strip seals a connecting gap between the box cover and the box body. According to the design, the adhesive tape is arranged on the box cover and arranged in the peripheral area of the corresponding storage space, and effective sealing of the connecting gap between the box cover and the box body is achieved. When the box cover rotates to seal the storage space, the rubber strip can be tightly attached to the edge of the box body, a good sealing effect is formed, and therefore external moisture and dust are effectively prevented from entering.

A rear door assembly has a first and second support brackets and first and second arms. The first support bracket includes a vehicle attachment portion, a first support portion and a second support portion located outboard of and lower than the first support portion when installed to a vehicle. The first arm has first and second ends. The first end is pivotally attached to the first support portion. The second arm has third and fourth ends. The third end is pivotally attached to the second support portion of the first support bracket. The second support bracket has a third support portion and a fourth support portion spaced apart from one another and a rear door attachment portion. The second end of the first arm is pivotally attached to the third support portion and the fourth end of the second arm is pivotally attached to the fourth support portion.

The utility model provides a back door assembly and a vehicle, and belongs to the technical field of vehicle parts, the back door assembly comprises a main back door, an auxiliary back door, a main connecting piece and an auxiliary connecting piece; one side of the main back door is rotationally connected with a vehicle body, the main connecting piece is connected to the circumferential side face of the main back door, the auxiliary connecting piece is connected to the circumferential side face of the auxiliary back door, the main connecting piece and the auxiliary connecting piece are hinged through a hinge shaft, the hinge shaft is located on the free swing side of the main back door, and the hinge shaft is parallel to a rotating shaft between the main back door and the vehicle body. According to the utility model, the space required for opening the door is reduced, the effect of opening the back door at all angles in a narrow space is realized, and the back door is prevented from colliding with a rear barrier; and the folding degree of the auxiliary back door can be increased, the included angle between the main back door and the auxiliary back door after complete folding is reduced, and finally the problem that the auxiliary back door collides with the head of a user when articles are taken and placed is solved.

The invention provides a limiting matching device and a vehicle. The limiting matching device comprises a back door limiting structure which is installed on a back door body of the vehicle and comprises a first limiting part; the side wall limiting structure is mounted on a back door body of the vehicle and comprises a second limiting part; one of the first limiting part and the second limiting part is a concave part, and the other one is a convex part matched with the concave part in a limiting manner; when the back door body is overturned to be close to the side wall body, the first limiting part and the second limiting part are in limiting fit and are magnetically attracted and fixed. The first limiting part and the second limiting part are the concave part and the convex part which can be matched in a limiting manner, so that the reliable contact area between the first limiting part and the second limiting part is ensured; due to the fact that the contact area is increased and the contact surface is an arc-shaped surface, a stress concentration area of magnetic attraction force on the contact surface is avoided, impact loss between the back door limiting structure and the side wall limiting structure is avoided, the limiting and fixing effects of the back door limiting structure and the side wall limiting structure are guaranteed, and the problem of limiting failure of the back door body is avoided.

Side structure (1) for a motor vehicle (3) including an inner and outer frame (11, 13) each forming a closed ring and having two openings corresponding to the front and rear doors (8, 10), wherein the inner and outer frames (11, 13) are each formed by hot stamping respectively an inner and an outer frame blank (111, 113), each being a single tailor welded blank made of steel and wherein the inner and outer frames (11,13) are assembled to form a hollow volume (7) between them.

The utility model provides a vehicle. The vehicle comprises a vehicle body and a back door. The vehicle body comprises a ceiling. The back door is movably connected with the automobile body and comprises a back door outer plate and a back door inner plate, the top surface of the back door outer plate is flush with the top surface of the ceiling, the back door inner plate comprises a back door inner plate body, a first bending part and a second bending part, the first bending part is connected with the back door inner plate body and the second bending part, and the second bending part is connected with the back door outer plate; wherein the back door inner plate body is provided with a bottom surface, the first bending part is provided with an inclined surface, and the included angle between the inclined surface and the bottom surface is an obtuse angle. Therefore, the first bending part forms an avoiding structure on the back door inner plate, so that an unfilled corner is formed at the front lower part of the back door inner plate. Therefore, in the opening and closing process of the back door, avoidance can be formed between the unfilled corner and the ceiling, and the interference risk between the back door and the vehicle body ceiling when the back door moves can be reduced.

Lifting equipment (12) for scaffolding (14) comprises a lower structure (16) and a rear structure (18) arranged on the lower structure (16), and a platform (20) arranged on the rear structure (18). The lifting equipment (12) comprises a lifting mechanism (22) suitable for moving the platform (20) along the rear structure. The platform (20) comprises at least one front door (24, 26) opposite the rear structure (18), and side doors (28, 30).

The utility model provides a back door assembly and a vehicle. The back door assembly comprises a first back door, a second back door and a sealing piece. The first back door and the second back door are movably connected with a vehicle body; the sealing piece is arranged between the first back door and the second back door; a concave water guide groove is formed in one of the first back door and the second back door, and when the first back door and the second back door are both in a closed state, the water guide groove is located in front of the sealing piece. The use performance of the vehicle provided by the utility model is good.

The utility model discloses a novel car body side back door hinge installation reinforcing structure, and belongs to the technical field of car body structures. The hinge mainly comprises a hinge reinforcing plate, an upper hinge nut plate, a lower hinge nut plate and an installation pipe beam assembly, the installation pipe assembly is fixed to one side of the hinge reinforcing plate, and the upper hinge nut plate is installed at one end of the installation pipe beam assembly; the lower hinge nut plate is mounted at the other end of the tubular beam assembly; wherein a first through hole is formed in the hinge reinforcing plate; a second through hole is formed in one side of the installation tubular beam assembly, a third through hole is formed in the other side of the installation tubular beam assembly, and the second through hole, the third through hole and the first through hole are located on the same straight line. By optimizing the connecting structure of the back door upper hinge nut plate, the back door lower hinge nut plate and the back door hinge reinforcing plate, a vehicle body side mounting structure is reinforced, the vehicle body side hinge mounting strength is enhanced, the reliability and durability of a vehicle are improved, and the stability of the back door is improved. The rear door plate structure is mainly used for optimizing the rear door plate structure of the vehicle body.

The modular trailer comprises a front frame A, a front end fence, a left side fence, a right side fence, a tail cross beam, a rear door structure and a bottom supporting beam. The left side fence and the right side fence are rectangular frame beams, the front ends of the left side fence and the right side fence are connected with the front end fence, the bottoms of the rear ends of the left side fence and the right side fence are connected with the tail cross beam, the middle parts of the left side fence and the right side fence are connected through a bottom supporting beam, and the rear door structure is arranged on the tail cross beam; the middle of the front frame A is connected with the lower end of the front-end fence, and the rear portion of the front frame A is connected with the bottoms of the left-side fence and the right-side fence.

The present application relates to the technical field of vehicle body, in particular to a back door frame structure, a vehicle body and a vehicle. The back door frame structure comprises a rear upright column upper side beam assembly, a rear upright column assembly and a rear apron welding assembly, the rear upright column assembly is connected to the two sides of the rear apron welding assembly respectively, the rear upright column upper side beam assembly is connected to the two rear upright column assemblies respectively, the rear upright column upper side beam assembly, the rear upright column assembly and the rear apron welding assembly constitute a semi-closed annular cavity, a reinforcing structure is arranged in the annular cavity, and the reinforcing structure is arranged at the rear upright column assembly and the rear apron welding assembly. The purpose is that when the tail box adopts a lower flip type back door or the top of the tail box is designed as openable glass, the rigidity and strength of the back door frame can be effectively enhanced, so that the rigidity, strength and NVH performance of the whole vehicle are improved, and the mounting point rigidity of the back door is met.

The invention provides a vehicle back door assembly and a vehicle, and relates to the technical field of vehicles, the vehicle back door assembly comprises a back door and a back door electric supporting rod used for supporting the back door, the types used for selecting the back door comprise an empennage-free back door and an active empennage back door, the weight of the empennage-free back door and the weight of the active empennage back door are sequentially increased, and when the selected back door is one of the two types, the back door electric supporting rod is used for supporting the back door. One end of the back door electric supporting rod is supported on the same supporting point of the back door; when the back door is an empennage-free back door, the gravitational torque of the back door is adjusted to reach the supporting rod torque of the reference electric supporting rod; and when the back door is the active empennage back door, the reference electric supporting rod is arranged on the back door, so that the supporting force of the reference electric supporting rod meets the use requirement of the active empennage back door under the first set working condition. In this way, the back door with the no-empennage back door and the back door with the active empennage can be opened and closed through one set of electric supporting rods.

A rear door lock assembly includes a vehicle body structure defining a rear door opening. A four-bar assembly has a first support bracket fixed to the vehicle body structure at an area adjacent to upper end of the rear door opening. A rear door is supported by a second support bracket for movement between a closed orientation covering the rear door opening and an open orientation exposing the rear door opening, a first arm of the four-bar assembly has a lock engagement structure extending therefrom. A locking member is movable between a locked orientation and an unlocked orientation. In the locked orientation the locking member engages the lock engagement structure of the first arm preventing movement of the rear door from the closed orientation and in the unlocked orientation the locking member is moved away from the lock engagement structure releasing the rear door.

A package theft prevention system comprising a mailbox defining an irregularly shaped interior compartment for storage of received packages. The lower portion of the mailbox has an outward, distally tapering wall for anchoring to concrete it is embedded in. The uppermost opening to the mailbox has a package door biased in the closed condition, where, just downward of the package door is a self-closing trap door biased in its closed position. As the package door and the trap door are offset and open in opposing directions, removal of packages from the upper opening is frustrated while receipt by the deliverer is facilitated. A lockable rear door below the upper opening provides access to the interior compartment for the owner.

The invention relates to a control method and device for a back door of a vehicle, the vehicle and electronic equipment, and relates to the technical field of vehicles, in particular to the technical field of vehicle control, and the method comprises the steps that it is detected that preconditions for controlling the back door are met, and a knocking detection mode is entered; in the knock detection mode, fusion detection is carried out according to the collected image and a sound signal collected through a microphone, and a knock detection result is obtained; and under the condition that the knocking detection result is that the knocking action is detected, the back door is controlled to be opened or closed. More accurate and safer back door operation control is realized, the false triggering probability is effectively reduced, and the safety performance and the use experience of a user are improved.