2509 results about "Back door" patented technology

A modular canopy assembly for pick-up trucks is disclosed. The canopy assembly comprises a roof panel attached with a front and one or more side window panels via a front or one or more side window frames. Each window panel is attached to the roof panel by sealing an upper end of the window panel with the window frames and a lower end with a truck bed. The canopy assembly is affixed to the truck bed by canopy bed clamps using one or more fasteners. The canopy assembly further includes a rear door attached to the roof panel via a rear window frame. Each window panel slides and clips along the canopy assembly via the window frames and is assembled using a plurality of reinforced steel brackets downwards using one or more fasteners. The rear door further includes a gas strut for enabling easy opening and closing of the door.

Embodiments of the present disclosure provide a cooling system for electrical equipment. The cooling system includes a rack, a rear-door cooling unit, a liquid-to-air heat exchanger, a fan, a controller, and a power supply unit. The rear-door cooling unit is mounted to the rack, and is pivotable about a first axis between an open position and a closed position. The rear-door cooling unit defines a first side proximate the rack, and a second side opposite the first side. The liquid-to-air heat exchanger is mounted within the rear-door cooling unit. The fan, the controller, and the power supply unit are mounted to the rear-door cooling unit at the second side, and are accessible from the second side when the rear-door cooling unit is in the closed position.

The invention discloses a back door defense method based on forgetting learning and implicit hypergradient. The method comprises the steps of assuming a back door label, generating a possible back door trigger corresponding to the label and performing parameter search, obtaining a static back door trigger, adding disturbance, enabling an optimizer to optimize the back door label in a direction deviating from a correct label, and adapting to a dynamic back door trigger. Carrying out probability superposition by using the balanced sample; according to the parameters of the static trigger and the dynamic trigger and the prediction probability accumulative distribution, calculating a comprehensive score of the backdoor tag, and calculating a target tag; information such as model features is extracted as a training set, and the trained backdoor detection model is used for model backdoor detection; constructing a mixed data set, and performing data enhancement on the mixed data set; and performing forgetting training and multi-stage implicit super-gradient training on the classification model by using the enhanced data set, and deleting the back door of the classification model. According to the method, the backdoor is effectively deleted from the neural network model, so that the safety and reliability of the model are ensured.

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 split type back door control method, device and equipment and a storage medium, and relates to the technical field of vehicle back door control, the split type back door control method comprises the steps that an actuation instruction of a split type back door is responded, and a first back door or a second back door is controlled to actuate according to the actuation instruction; when the split type back door stops acting, a target back door which stops acting is determined; detecting whether the position where the target back door stops acting is located in a collision area or not; and when the position where the target back door stops acting is located in the collision area, the first back door and / or the second back door are / is controlled to move based on the emergency position. By arranging the emergency position, when collision between the first back door and the second back door is about to happen, the corresponding back door is controlled to quickly return to the emergency position, the split type back door can be quickly controlled, the waiting time is shortened, and the control effect is improved.

The invention discloses a side-opening back door and a vehicle. The technical problem that in the prior art, the mounting position of a door lock and a hinge lacks space, and a tail lamp cannot be mounted is solved. The side-opening back door comprises a door body, a sealing strip, a door lock, a hinge assembly, a first tail lamp and a second tail lamp, the door lock is arranged on the first side of the inner side face of the door body and located in the area defined by the sealing strip, the door lock and the sealing strip are distributed in the Y direction in a staggered mode, the space occupied by the door lock and the sealing strip in the thickness direction of the door body can be reduced, and therefore the space avoided by the door lock and the sealing strip in the thickness direction of the door body is used for arranging the first tail lamp. The first tail lamp is arranged on the first side of the outer side face of the door body, and the first tail lamp and the door lock are arranged side by side in the X direction and not overlapped. The hinge assembly is arranged on the second side of the inner side face of the door body, the second tail lamp is arranged on the second side of the outer side face of the door body, and the second tail lamp is arranged below the hinge by increasing the height of the hinge located on the uppermost portion in the hinge assembly.

The present invention provides a back-opening container cargo loading and unloading system with shaping and pallet removal functions, comprising a control device, a first support frame, a crossbeam, a first fork, a horizontal drive device, a second support frame, a first rotation drive device, a longitudinal conveying device, a transverse conveying device, a base, a flip frame, a second rotation drive device, a clamping plate, a clamping drive device, a shaping plate, a third rotation drive device, a first conveying device, a second conveying device, a third conveying device, a first position detection device, a second position detection device and a third position detection device. The cargo and the pallet are flipped 180° and turned upside down by the flip frame, so that the upper pallet can be taken out. The crossbeam is used to carry the first fork to load and unload the cargo, and the second support frame is used to support the bottom of the crossbeam to avoid bending or even breaking of the crossbeam due to the cantilever, thereby improving the strength of the crossbeam and ensuring the safety of loading and unloading the cargo.

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 a rear door corner window assembly, a vehicle body structure and a vehicle. The rear door corner window assembly comprises a base plate, a guide rail and corner window glass. The substrate and the corner window glass are connected into a whole through injection molding. The guide rail is used for being connected with a rear door assembly of the vehicle and comprises a first guide rail part and a second guide rail part located on the inner side of the first guide rail part, a first connecting part is arranged on the second guide rail part, and a second connecting part is arranged at the position, corresponding to the first connecting part, of the base plate. The guide rail is connected with the base plate through cooperation of the first connecting part and the second connecting part, and the first guide rail part abuts against the corner window glass and is flush with the corner window glass. The rear door corner window assembly comprises the base plate, the guide rail and the corner window glass, the corner window glass and the base plate are integrated through injection molding, then the guide rail and the base plate are connected together through cooperation of the first connecting part and the second connecting part, and at the moment, the corner window glass can be flush with the outer wall face of the guide rail, so that zero order difference is achieved; and therefore, the assembly effect of the whole vehicle is improved, and the appearance of the whole vehicle is better.

According to the road noise roar improvement system and method, in the vehicle running process, the back door mode is detected in real time, the back door mode is compared with a set value, and when the back door mode is larger than the set value, a back door mode formation changing module is controlled to act to change the back door mode formation, and roars in a vehicle are reduced. According to the method, the vibration mode of the back door is detected, when the mode of the back door is larger than the set value, the mode formation of the back door is changed by driving the back door mode formation changing module to generate repulsive force, the purpose of reducing roar sound is achieved, and the method has the advantages of being simple, convenient to implement and low in cost.

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 provides an automobile door system, an automobile and a control method, and relates to the technical field of automobile manufacturing. The vehicle door system comprises a front door and a rear door, the front door is a double-wing door, and the rear door is a double-wing door or an electric vertical hinged door. The front door is connected with the vehicle body through a first conversion device, and the first conversion device is used for converting the opening mode of the front door between an electric scissor door opening mode and an electric vertical hinged door opening mode; when the rear door is a double-wing door, the rear door is connected with the vehicle body through a second conversion device, and the second conversion device is used for converting the opening mode of the rear door between an electric side-by-side door opening mode and an electric swing door opening mode; and when the rear door is an electric vertical hinged door, the front end of the rear door is rotationally connected with the vehicle body. According to the method, the requirements of different customer groups are met, and the driving experience feeling and the getting-on and getting-off safety of the user are obviously improved.

The invention provides an anti-pinch control method of an automobile back door, an automobile back door control system and an automobile. The anti-pinch control method for the automobile back door comprises the steps that the current state of the back door is obtained, and when the back door is in an open state, infrared thermal imaging detection on a door frame area of a trunk is started; and whether a heat source object exists in the door frame area range or not is judged based on the infrared thermal imaging detection condition, and the back door is controlled to execute the closing action only when the heat source object does not exist in the door frame area range. According to the anti-pinch control method for the automobile back door, infrared thermal imaging detection is conducted on the area range surrounded by the door frame of the trunk, the back door is forbidden to execute the closing action under the condition that people exist, and therefore the risk that the back door of the trunk pinches or collides with human body parts in the closing process can be effectively reduced.

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 base plate welding device comprises a welding platform and a welding gun, a positioning through hole is formed in the welding platform, a sliding supporting plate is arranged in the positioning through hole, a feeding box capable of ascending and descending is arranged above the welding platform, a plurality of fixing plates are arranged in the feeding box, and a front opening door and a rear opening door are arranged at the bottom of the feeding box. A limiting groove is formed in the front side of the front door; a first feeding mechanism is arranged on the right side of the welding platform, and a second feeding mechanism is arranged on the front side of the welding platform. A positioning through hole is formed in the welding platform, so that a to-be-welded bottom plate can be positioned and limited, the bottom plate can be fed through the first feeding mechanism, a fixing base is fed through the second feeding mechanism, storage, continuous feeding and limiting fixing of the fixing plate are completed through a feeding box, positioning limiting and limiting clamping of the fixing base can be synchronously completed, and the welding efficiency is improved. The structure is simplified, operation is easy, and efficiency is high.

The invention discloses an intelligent key off-vehicle locking method, device and equipment and a storage medium, and relates to the technical field of vehicle control, and the method comprises the steps that the vehicle door state is obtained, and the vehicle door state comprises the side door closing state and the back door state; when the side door state and the back door state meet the car key detection condition, the car key position is detected; when it is detected that the vehicle key is located in the invalid key area, the vehicle is controlled to be locked, the probability of mistaken locking is reduced, the success rate of off-vehicle locking is increased, and the off-vehicle locking function of the vehicle has better experience and safety.

A composite conveying plate belt type lower discharging bulk traditional Chinese medicine decoction piece shearing unit medicine cabinet is composed of a hopper assembly and a cabinet box, and the hopper assembly is composed of a hopper and an upper cover plate. The lifting mechanism is arranged on the hopper, the loose-leaf pressing plate mechanism lifts the medicine adding door electric control lock upwards through the lifting mechanism to be powered on and unlocked, the medicine adding door is opened under the action of the spring piece, and medicinal material decoction pieces are loaded into the hopper. And the pressing plate mechanism descends and compresses the medicinal material decoction pieces, so that the medicine adding work is completed. During medicine taking, the lower discharging and medicine taking device acts, medicinal material decoction pieces are cut for multiple times, and the taken medicine enters a scale pan of the pushing and overturning device to wait for medicine discharging. The rear door automatic opening and closing mechanism opens the rear door, the scale pan of the metering and pushing device moves towards the rear door, and finally the scale pan turns over to pour the medicinal decoction pieces towards the rear door, so that the medicine discharging work is completed. Work such as medicine feeding door opening and medicine feeding, medicine decoction piece pressing, multiple times of medicine shearing and taking, medicine metering and discharging and the like can be automatically completed in one unit medicine cabinet, and the modularized medicine discharging device has the advantages of being modularized, accurate in medicine discharging, high in medicine discharging speed, capable of preventing pollution and the like.

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.