311 results about "Left wall" patented technology

Disclosed is a storage basket. The storage basket includes: a bottom wall, a left wall, a right wall, a front wall, a rear wall. Wherein the left wall extending substantially vertically upward from a left end of the bottom wall, the right wall extending substantially vertically upward from a right end of the bottom wall.

The utility model discloses universal joint detection equipment, which relates to the technical field of universal joint detection and comprises a bottom plate, a mounting frame arranged at the top of the bottom plate, a transverse moving frame slidably arranged on the right side of the top of the bottom plate, a vertical moving frame arranged at the moving end of the transverse moving frame, and a moving block arranged at the moving end of the vertical moving frame. Clamping mechanisms are arranged on the side walls of the mounting frame and the moving block, each clamping mechanism comprises a rotating disc rotationally arranged on the right side wall of the mounting frame and a rotating disc fixedly connected to the left wall of the moving block, and a telescopic air cylinder and a clamping seat are arranged on each rotating disc through a mounting plate. According to the utility model, the clamping mechanism is matched with the synergistic effect of the transverse moving frame, the vertical moving frame and the moving block, so that the clamping mechanism on the right side can flexibly move left and right and up and down in a space range, the actual detection requirement is met, meanwhile, under the action of the clamping seat, the clamping requirements of universal joints with different sizes can be met, and the working efficiency is improved. Therefore, the applicability of the device is improved.

The utility model discloses a flocculant production feeding device with a flow guide function, which comprises a support frame, a mounting box arranged on the upper side in the support frame, an output rod rotatably connected to the middle of the left wall of the mounting box, a spiral piece arranged in the middle of the outer cambered surface of the output rod, and a feeding hopper arranged in a feeding hole formed in the left side of the upper end of the mounting box, a discharging pipe is arranged in a discharging opening formed in the right side of the lower end of the mounting box, a discharging valve is connected to the middle of the discharging pipe in series, and the lower end of the discharging pipe communicates with the upper end of the flow guide hose. The adjusting mechanism comprises a connecting plate and a fixing rod, the fixing rod is arranged on the front side of the outer arc surface of the flow guide hose, the connecting plate is arranged at the front end of the fixing rod, and an adjusting groove is formed in the upper side of the front end of the connecting plate. The stability of the flow guide hose is improved, meanwhile, the adjusting precision of the flow guide hose is guaranteed, the device adapts to different working conditions, and higher operation flexibility is provided.

The utility model relates to the technical field of packaging machines, in particular to an automatic pushing type waste paper packaging machine which comprises a base, a packaging box is arranged at the upper end of the base, two first telescopic air cylinders are fixedly installed at the upper end of the packaging box in a penetrating and penetrating mode, and a pressing plate is arranged at the output ends of the two first telescopic air cylinders together. A plurality of protrusions are arranged at the lower end of the pressing plate, an attaching groove is formed in the lower portion of the inner rear wall of the packing box, guide grooves are formed in the middle of the inner left wall and the middle of the inner right wall of the packing box, and a material pushing device is movably installed in the two guide grooves and the attaching groove jointly. According to the automatic material pushing type waste paper packing machine, the material pushing plate is matched with the second telescopic air cylinder, waste paper bags can be rapidly and accurately pushed out, the transfer plate can also be rapidly located and in butt joint, the packing and transfer efficiency is greatly improved, a brush at the lower end of the material pushing plate cleans the force bearing plate during working, it is guaranteed that equipment is clean, and safe operation is achieved; the maintenance cost is reduced and the service life is prolonged.

This utility model discloses an anti-deviation device for a belt conveyor, comprising a frame, a rotating plate hinged to the upper left side of the frame, a drive motor fixedly installed on the upper left wall of the rotating plate, a drive shaft fixedly installed on the right wall of the drive motor, a sprocket fixedly installed through the left side of the drive shaft, and a chain meshing with the outside of the sprocket. This anti-deviation device for a belt conveyor detects the raw material using an infrared detection device. When the raw material deviates from the specified track, the drive motor is automatically started, driving two driven pulleys to rotate, which in turn drive two rotating rods to rotate, thereby driving a bevel gear set to rotate. The rotation of the bevel gear set drives a bidirectional lead screw to rotate, thereby driving the slider and connecting rod to move inward, so that the push plate adjusts the position of the raw material. After the work is completed, the rotating plate is rotated by starting a hydraulic cylinder, which facilitates cleaning of the equipment and reduces the labor burden of the user.

The utility model discloses a multipurpose outdoor dining table which comprises a table plate mechanism, the lower side of the table plate mechanism is rotatably connected with a supporting mechanism, the left side of the table plate mechanism is fixedly connected with a fixing mechanism, and the table plate mechanism comprises a dining table plate, a handle, a rotating groove, a hinge mounting groove, a storage groove, a supporting mechanism recycling groove and a hinge. The supporting mechanism recycling groove is formed in the edge of the lower wall of the dining table board, the fixing mechanism comprises a fixing plate, a rotating rod, a rotating hole, a rotating plate, a fixing buckle and a fixing protrusion, the fixing plate is fixedly connected to the middle of the left wall of the dining table board on the upper side, and the supporting mechanism comprises a connecting rod, a rotating rod, a supporting rod, a threaded cylinder, a threaded rod and a supporting base. And the rotating rod is rotationally connected to the interior of the rotating groove. By means of the structure, the heights of the different table legs can be freely adjusted, the table top can be kept horizontal on the uneven ground, and the table is not prone to falling off.

This utility model provides a sewage sedimentation device, relating to the field of sewage treatment technology. It includes a sewage sedimentation tank, with a control box installed on the left side. The control box houses a control motor, and an output gear is fixedly mounted on the output shaft of the control motor. A transmission belt is mounted on the surface of the output gear. A limit frame is fixedly installed on the inner left wall of the sewage sedimentation tank, and a transmission screw is installed inside the limit frame. A transmission gear is fixedly mounted on the left end of the transmission screw, and a movable slider is mounted on the surface of the transmission screw. This utility model utilizes the rotation of the control motor to move a cleaning plate to the right. As the cleaning plate moves, a contact block adheres to the bottom end of a trapezoidal stop and moves to the right accordingly. During this movement, the contact block is squeezed by the trapezoidal stop, ensuring that the cleaning plate remains in contact with the top inclined surface of the trapezoidal guide plate, cleaning impurities from the top inclined surface of the trapezoidal guide plate into a collection box.

To reduce the manufacturing cost of ink cartridges with asymmetrical shapes. [Solution] The ink cartridge 30 comprises a blow-molded container body 31. The container body 31 has a left wall 42, a right wall 43, a storage chamber 46 between the left wall 42 and the right wall 43, and a supply section 33 that connects the storage chamber 46 to the outside. A parting line 717 is located in the supply section 33. The distance along the left-right direction from the left wall 42 to the parting line 717 of the supply section 33 is referred to as the first distance D1. The distance along the left-right direction from the right wall 43 to the parting line 717 of the supply section 33 is referred to as the second distance D2. The first distance D1 is longer than the second distance D2.

The utility model discloses a diversion and collection device of a wet dust collector, which belongs to the technical field of dust collection equipment and comprises a bottom plate, a rectangular box is mounted at the top of the bottom plate, a water collection tank is mounted at the bottom in the rectangular box, and convenient-to-disassemble components are mounted on the left side and the right side of the top of the water collection tank. A filter plate is installed between the assembly convenient to disassemble and the inner wall of the water collecting tank, a water injection pipe is installed on the left side wall of the water collecting tank, the water injection pipe penetrates out of the rectangular box, and a dust removal cylinder is installed at the top in the rectangular box. And when the filter plate needs to be replaced, a connecting rod is pushed upwards, and one end of the connecting rod moves upwards along a sliding groove through a sliding block; the other end of the connecting rod drives the disc to extrude the corrugated pipe, so that the bottom of the corrugated pipe is far away from the top of the water collecting tank, a space is reserved for taking out the filter plate, and the filter plate can be taken out from the water collecting tank through the convenient-to-disassemble assembly.

The utility model relates to the technical field of film cutting, and discloses a spacing adjusting mechanism for polyethylene film cutting, which comprises a cutting roller and a cutting blade arranged on the outer side surface of the cutting roller, the outer wall surface of the cutting roller is in sliding connection with a mounting sliding ring, and a positioning mechanism is arranged on the mounting sliding ring. The positioning mechanism comprises two positioning rubber rings symmetrically arranged on the left side and the right side of the cutting blade, an adjusting threaded rod in a horizontal state is fixedly installed in the middle of an inner cavity of the cutting roller, and the outer side of the adjusting threaded rod is sleeved with a mounting plate corresponding to the mounting sliding rings in position. An adjusting mechanism for driving the mounting sliding ring to move left and right is arranged on the mounting plate; and the adjusting mechanism comprises an adjusting threaded sleeve rotationally connected with the middle part of the mounting plate and an adjusting worm rotationally connected with the rear side position of the left wall surface of the mounting plate. By arranging the adjusting mechanism, the distance between the cutting blades can be conveniently adjusted by the equipment, and the use convenience of the equipment is improved.

The utility model relates to an ejection structure for pulling deformation, forced demolding and oblique piece taking. A rear mold core is fixedly arranged on a rear mold plate of a mold, a channel is formed in the rear mold core, a straight ejection block and a straight ejection rod are arranged in the channel, the straight ejection block is located at the top of the straight ejection rod and connected with the straight ejection rod, and the bottom of the straight ejection rod is fixed to an ejector plate. A long-strip-shaped component which is defined by a left wall face, an upper wall face and a right wall face and is provided with a downward opening is adopted for the product, the inner side of the left wall face and the inner side of the right wall face of the product are each provided with a protruding long-strip-shaped inverted buckle, a long groove is formed in the contact position of a straight ejector block and a rear mold core, and the long-strip-shaped inverted buckle on the inner side of the right wall face is correspondingly formed during injection molding. A pulling deformation sliding block is arranged on the left side of a protruding part on the top of the rear mold core, a long groove is formed in the contact position of the rear mold core and the pulling deformation sliding block, and a long-strip-shaped inverted buckle on the inner side of the left wall face is correspondingly formed in the injection molding process. The utility model has the advantages of better structural strength and relatively lower risk of top block printing, and ensures the appearance quality and qualified rate of products.

The application provides a wall object splicing method and device and electronic equipment. The method comprises the following steps: obtaining M first wall objects in a straight wall form associated with a starting point of a target wall object in a straight wall form; classifying the M first wall objects into left and right wall objects, storing the first wall objects on the left side of the starting point of the target wall object in a first array, and storing the first wall objects on the right side of the starting point of the target wall object in a second array; determining a first target wall edge contour line closest to the left wall edge on the starting point side of the target wall object in the first array, and determining a second target wall edge contour line closest to the right wall edge on the starting point side of the target wall object in the second array; and determining a first group of splicing points associated with the starting point according to the left and right wall edges on the starting point side of the target wall object and the two target wall edge contour lines. The application can automatically process complex multi-wall joint conditions, ensure the splicing of walls with different thicknesses, and meet the splicing requirements under different complex conditions.

The application discloses a reinforced feeding cylinder and relates to the technical field of feeding cylinders of internal mixers. The reinforced feeding cylinder comprises a cylindrical shell which is surrounded by a rear wall plate, an upper front wall, a lower front wall, a left wall plate and a right wall plate. The rear wall plate, the upper front wall, the lower front wall, the left wall plate and the right wall plate are all steel plate welded frame structures, and the overall installation size is consistent with that of a GK-shaped internal mixer. The left wall plate and the right wall plate are respectively positioned and connected with the rear wall plate and the lower front wall through positioning keys. The rear wall plate and the left wall plate are provided with switchable feeding windows. The feeding windows can selectively be installed with rear gaskets and side wall gaskets or rear cover plates and side cover plates. The rear wall plate and the left wall plate are provided with switchable feeding windows. According to requirements, the rear gaskets and the side wall gaskets or the rear cover plates and the side cover plates can be installed. The feeding cylinder can quickly realize the switching between the modes of feeding carbon black and small materials and non-feeding, does not need to replace the whole cylinder, and saves the reform cost and downtime.

The utility model discloses a wandering star wheel grinding machining fixing device which comprises a working table, a supporting frame is fixedly installed on the lower bottom face of the working table, a groove is formed in the working table, and a fixing plate is fixedly installed at the lower end of the left wall face of the groove. A body is supported through balls, a transmission motor is started to drive two first connecting plates to move inwards, a first connecting rod is driven to rotate while the first connecting plates act, a second connecting plate is pulled to move forwards while the first connecting plates move, and a first straight gear and a second straight gear are meshed with the body; two driving motors are started to drive a driving shaft to rotate, so that two first straight gears are driven to rotate, a body is stabilized through a second straight gear, the body is fixed more stably, a user can further machine the body conveniently, the labor burden of the user is relieved, and the labor burden of the user is met.

A magazine base pad having enhanced gripping features. The base pad has a left side, a front, and a right side. A left wall extends upward along the left side, a front wall extends upward along the front, and a right wall extends upward along the right side. An inward sloping surface runs along the left wall and the right wall. An inward sloping surface preferably runs along the front wall as well. The left side opens into a left side notch. The right side opens into a right side notch. Each of these notches includes a plurality of longitudinally oriented ribs. The ribs are preferably a “sawtooth” design that allows an engaging finger or thumb to move easily upward across the ribs but tends to frictionally engage a finger or thumb when it is moved downward across the ribs. The notches, ribs, and inward sloping surface cooperate to enhance a user's grip on the base pad.

The utility model discloses a protection device for nitrogen spring inflation, and relates to the technical field of nitrogen spring machining. The device comprises a protection mechanism, a motor is fixed to the right wall of a box body, a screw is fixed to a power output shaft of the motor, moving blocks are in threaded connection with the exteriors of the left side and the right side of the screw, the moving blocks are in sliding connection with the rear wall in the box body, and a nitrogen spring body is arranged in front of the screw and corresponds to the position between the two moving blocks; a motor is fixed to the upper side in the box body, a threaded rod is fixed to a power output shaft of the motor, a penetrating groove is formed in the front side of the left wall of the box body, a box door is inserted into the penetrating groove, and a connecting plate is fixed to the left end of the box door and is in threaded connection with the threaded rod. The nitrogen spring is clamped and fixed by the clamping blocks through the work of the motor, the nitrogen spring is prevented from being damaged due to collision with the box body, the box door is automatically opened and closed through the work of the motor, the operation is simpler, and the potential safety hazard is reduced.

The utility model discloses a talcum powder magnetic separation device, which relates to the technical field of talcum powder production and comprises a machine body, a second rotating shaft is rotatably connected in the machine body, an outer sleeve roller is fixedly connected to the side surface of the second rotating shaft, an arc-shaped magnet is arranged in the outer sleeve roller, and a counterweight is fixedly connected to the right end of the arc-shaped magnet. The inner surface of the left wall of the machine body is fixedly connected with an arc-shaped plate, a vertical plate is fixedly connected to the position, located on the right side of the arc-shaped plate, of the inner bottom face of the machine body, the left side of the upper surface of the machine body communicates with a disc-shaped pipe, and the lower end of the disc-shaped pipe is located on the right side of the upper portion of the outer sleeve roller. According to the magnetic separation device disclosed by the utility model, talcum powder can uniformly enter the machine body through circular motion of the plurality of partition plates, and the talcum powder is prevented from intensively entering the machine body to influence the magnetic separation effect of equipment.

To provide more convenient devices and systems. [Solution] The first game controller is formed by an upper wall, a lower wall, a right wall, a left wall, and a bottom surface, and comprises a housing portion which is at least partly open forward and recessed backward toward the bottom surface, so as to accommodate at least a part of the first game controller, a right operation portion and a left operation portion which are operated by the user, a right press portion and a left press portion which are configured to protrude downward from the right and left sides of the upper wall, respectively, in the left-right direction, in response to operation of the right and left operation portions respectively, a first biasing portion which is located in the center of the upper wall in the left-right direction and protrudes downward, and a second biasing portion and a third biasing portion which are located to the right and left sides of the center of the lower wall in the left-right direction and protrude upward, the lower wall having a recess which is recessed backward in the center of the left-right direction.

The utility model discloses a quick-mounting modular phase modifier host prefabricated cabin, which comprises a cabin body, the cabin body is formed by splicing a left wall body, a right wall body, a front wall body, a rear wall body and a top cover, the left side and the right side of the top cover are provided with U-shaped catching grooves with downward openings, and the top ends of the left wall body and the right wall body are provided with assembly beams matched with the U-shaped catching grooves. The assembling beams are arranged in the U-shaped buckling grooves in a matched mode and connected through bolts, and the front wall body and the rear wall body are detachably connected with the left wall body and the right wall body. The front wall body, the rear wall body, the left wall body and the right wall body are factory prefabricated modules, so that on-site quick assembly and connection are facilitated. The connecting structure is simple in structure and reasonable in design, the installation and construction period is greatly shortened, and structural transformation in the later period is facilitated.

The synchronous adjustable strip guiding system comprises a lead screw used for enabling a left side guiding frame and a right side guiding frame to slide left and right and side guiding plates installed on the left side guiding frame and the right side guiding frame, and the left side guiding frame and the right side guiding frame are installed on the lead screw and drive the side guiding plates to automatically adjust the width of a channel through left-right sliding. The lead screw and the guide rod are installed on the left wall plate and the right wall plate, the left wall plate and the right wall plate are installed on the base, and the whole is installed on a slitting module rack through the lead screw. The guide device adjusts the distance between the side guide plates according to different material widths and feeds a strip material into a slitting machine for shearing; the belt material width adjusting device can be adjusted according to different material widths, the working efficiency is high, the adjusting effect is good, the expected effect can be achieved for belt materials of different specifications, and the defects that in the past, on-site operation is inconvenient, the operation efficiency is low, adjustment is inconvenient, and sometimes, adjustment is not movable are overcome.

The invention provides an article supply device which improves visibility of contained articles from the outside. The article supply device can supply articles accommodated in an article accommodating space, the article accommodating space is formed by the inner space of a box-shaped container, the container is provided with a front wall part, a rear wall part, a left wall part, a right wall part and a lower wall part, and the upper surface of the container is open. The container can be installed on the article supply device and pulled out of the article supply device, and in the installed state, the front wall portion, the front side portion of the left wall portion and the front side portion of the right wall portion become part of the outer wall of the article supply device and can be seen through, and the container can be pulled out of the article supply device. An outer surface of a boundary portion between the front wall and the left wall and an outer surface of a boundary portion between the front wall and the right wall are configured so as to be curved lines in respective transverse sections, and an outer surface of the front wall, an outer surface of a front side portion of the left wall, and an outer surface of a front side portion of the right wall are configured so as to be straight lines parallel to each other in respective longitudinal sections.

In a liquid cartridge having a blow-molded body, a means is provided to prevent air from remaining in the area where the two recesses come into contact. [Solution] The ink cartridge 30 comprises a container body 31 having a first cylindrical portion 34, a left wall 42, and a right wall 43. The container body 31 is blow-molded. A portion of the left wall 42 has a first recess 101 that is recessed to the right. A portion of the right wall 43 has a second recess 102 that is recessed to the left. The inner surfaces of the end wall 111 of the first recess 101 and the end wall 121 of the second recess 102 are in contact. The first length L1 along the left-right direction of the outer surfaces of the end walls 111 and 121 is shorter than the second length L2, which is the sum of the left-right length L3 of the left wall 42 and the left-right length L4 of the right wall 43.

The utility model relates to an adjustable goods shelf structure of a 5G unmanned delivery trolley, which belongs to the technical field of unmanned delivery trolleys and comprises a trolley body, a mounting cavity is formed in the trolley body, a receiver used for receiving 5G signals is fixed on the inner wall of the left side of the mounting cavity, and two wheels are fixed on each of the front side and the rear side of the trolley body. Stabilizing plates are fixed to the left side and the right side of the vehicle body correspondingly, a lifting mechanism for providing unfolding power is arranged on the inner side of the vehicle body, and an unfolding assembly for bearing goods is arranged at the top of the lifting mechanism. According to the adjustable goods shelf structure of the 5G unmanned goods conveying trolley, goods only need to be placed at the top of an unfolding assembly in daily use, if the goods are too large, a lifting mechanism can be started to promote a lifting plate to ascend and descend, the lifting plate can drive two moving plates to move outwards when ascending, and the device receives a 5G signal through a receiver, so that the trolley is controlled to walk; and through cooperation of the lifting mechanism and the unfolding assembly, the size of the goods shelf can be adjusted, and the goods delivery stability is improved.

The utility model relates to the technical field of steel skeleton foaming plates, in particular to a steel skeleton foaming plate which comprises a main steel skeleton frame, carbon fiber gridding cloth is fixedly connected to the inner lower wall of the main steel skeleton frame, and positioning clamping grooves are formed in the left portion and the right portion of the upper end of the main steel skeleton frame. The lower portion of the inner left wall and the lower portion of the inner right wall of the main steel skeleton frame are each provided with a plurality of tooth-shaped grooves with the upper ends penetrating through, the periphery of the upper end of the main steel skeleton frame is movably connected with bolts in a threaded mode, and the upper portion of the inner left wall and the upper portion of the inner right wall of the main steel skeleton frame are each provided with a sliding groove. According to the steel skeleton foaming plate, the carbon fiber gridding cloth, the bonding buffer layer structure, the waterproof reinforcing structure and the like are arranged, so that the structural strength of the steel skeleton foaming plate, the binding force between the steel skeleton and the foaming layer, the waterproof performance and the environment adaptability are improved; and meanwhile, the problems of easy separation, complex installation, poor waterproofness and the like of the traditional plate are solved.

The utility model relates to the technical field of butterfly valves, in particular to an electronic type electric adjusting cut-off butterfly valve which comprises a butterfly valve pipeline. Comprising a butterfly valve pipeline, a circulating pipeline is arranged on the butterfly valve pipeline in a front-back penetrating mode, a rotatable rotating valve is arranged in the circulating pipeline, a fixed box is fixedly arranged on the right side of the butterfly valve pipeline, a sliding cavity is formed in the fixed box, a sliding groove is formed between the left wall of the sliding cavity and the circulating pipeline in a communicating mode, and a movable sliding plate is arranged in the sliding cavity. And meanwhile, vibration generated by the rotating valve due to the fact that media on one side of the rotating valve flow at a high speed to impact the rotating valve when the rotating valve is normally closed is avoided, abrasion of the rotating valve is avoided, waste is reduced, and cost is reduced.

The utility model discloses self-adhesive label film covering and leveling equipment which comprises a U-shaped plate, an electric sliding table is fixedly connected to the middle of the left wall of the inner side of the U-shaped plate, a sliding block is fixedly connected to the output end of the electric sliding table, a limiting frame is fixedly connected to the middle of the right wall of the inner side of the U-shaped plate, and a limiting block is slidably connected to the inner side of the limiting frame. Connecting rods are fixedly connected to the side walls, close to each other, of the limiting blocks and the sliding blocks, a mounting frame is fixedly connected between the two connecting rods, a mounting plate is rotatably connected to the inner side of the mounting frame, and a suction cup is fixedly connected to the middle of the top wall of the mounting plate. According to the self-adhesive label film covering and leveling equipment, when a self-adhesive label needs to be subjected to labeling operation, a driving motor is started, an output shaft of the driving motor rotates to enable a waste roller to rotate, and the waste roller pulls a label on the outer side of a storage roller in the rotating process; and in the pulling process, automatic film tearing operation is conducted on the label under the action of the U-shaped rod and the stripping piece, the film covering difficulty is lowered, and the film covering efficiency is improved.

The utility model relates to the technical field of roller machining, in particular to a cold type rotary lifting appliance for roller manufacturing. Comprising a hanger, a hydraulic system and a clamping mechanism, a lifting hook is arranged in the middle of the top end of the lifting frame; the clamping mechanism comprises a left clamping mechanism and a right clamping mechanism which are symmetrical to each other and are respectively arranged on the left side and the right side of the inner side of the hanging bracket, taking the left clamping mechanism as an example, the clamping mechanism comprises four connecting rods rotationally fixed on the left wall of the inner side of the hanging bracket, every two connecting rods are in a vertical plane, and the tail ends of the four connecting rods are rotationally fixed on a hydraulic motor fixing platform; the hydraulic system comprises a remote control hydraulic station arranged in the hanging bracket side arm and a hydraulic motor horizontally fixed on a hydraulic motor fixing platform, two connecting rods on the upper side of the four connecting rods are respectively provided with a hydraulic cylinder, and push rods of the hydraulic cylinders are rotationally fixed at the tail ends of the two connecting rods on the upper side; and V-shaped cold type clamps are fixed on shafts of the hydraulic motors on the left and right sides.

The utility model discloses a marine engine transport ship, which relates to the technical field of shipbuilding industry and comprises a ship body and a hatch cover, the ship body comprises a head section, a cargo compartment section and a tail section which are integrally connected in sequence, and the cargo compartment section is provided with an engine placing cavity with a top opening. The engine containing cavity is higher than a marine engine needing to be transported, and the hatch cover is used for being in rigid sealing connection with the top of the cargo hold section so as to open or seal a top opening of the engine containing cavity. The rear enclosure bulkhead comprises a fixed enclosure bulkhead and a movable enclosure bulkhead, the bottom of the movable enclosure bulkhead is hinged to the top of the fixed enclosure bulkhead, and the movable enclosure bulkhead can be overturned to the horizontal position in the direction away from the engine containing cavity and can be overturned to make contact with the fixed enclosure bulkhead, the left enclosure bulkhead, the right enclosure bulkhead and the hatch cover and be in sealed connection with the fixed enclosure bulkhead, the left enclosure bulkhead and the right enclosure bulkhead; weather tight closing of the warehouse can be achieved, the engine transportation requirement is met, loading and unloading are convenient, and the hoisting requirement of a shipyard is effectively met.

This invention provides a hyperboloid concealed door and its installation method, belonging to the field of concealed door technology. The hyperboloid concealed sliding door includes a wall and a concealed door. Its features include: the concealed door is fixedly installed on the right wall via a damping hinge; an expansion fixing assembly is installed inside the left wall, which is fixedly connected to an air pump via a branch pipe and a main air pipe; a laser sensor for sensing the concealed door's reset is installed at the bottom of the left wall; a distance sensor for detecting the concealed door's deformation is installed on the wall; a touch-sensitive switch for sensing personnel touching and controlling the opening and closing of the concealed door is installed on the left wall; and a main control box is installed inside the wall, containing a control chip. This invention solves the problem of easy deformation after prolonged use, which obstructs the opening and closing of the concealed door.

To provide a gas cooking stove which secures strength of components at left and right areas while achieving reduction of costs.SOLUTION: A gas cooking stove 1 of the disclosure includes an area defining part 40. The area defining part 40 includes: a bottom plate part 41 fixed to a bottom wall part 23; and a left fixing column 80 and a right fixing column 70 respectively erected on left and right ends of the bottom plate part 41. An upper end of the left fixing column 80 and an upper end of the right fixing column 70 are fixed to an upper beam part 25, and the left and right fixing columns 70, 80 divide an area from a right wall part 21 to a left wall part 22 of a housing 2 into a middle area CR where a grill chamber 8 is disposed, and a left area LR and a right area PR where left and right panel units 31, 32 are respectively disposed. At front ends of the fixing column 70 or 80 and the wall part, which is located adjacent to the fixing column 70 or 80, of the left and right wall parts 21, 22, each front frame part 90 whose surface direction faces the front end is fixed. The panel units 31, 32 are respectively fixed to the front frame parts 90.SELECTED DRAWING: Figure 3