49results about How to "Improve tidiness" patented technology

The utility model belongs to the technical field of optical cable fastening equipment, and particularly discloses an optical cable fixing device. The optical cable fixing device comprises a limiting assembly, the limiting assembly comprises a base and a gland, and the base is provided with a containing groove penetrating in the first direction; the gland is provided with a limiting protrusion matched with the containing groove, and the gland can be arranged on the base in a covering mode. When the gland covers the base, the limiting protrusion is located in the containing groove, and a wire passing hole for limiting an optical cable is formed between the limiting protrusion and the inner wall of the containing groove. The optical cable fixing device is convenient for fixing the optical cable, improves the fixing regularity of the optical cable, and reduces the damage to the optical cable.

The utility model relates to a winding machine technical field discloses a kind of multilayer winding machines for aluminium wire, including machine body, the motor is fixedly connected in machine body inner wall, motor output end is fixedly connected with transmission shaft, the transmission shaft is fixedly connected with carousel on the side away from the motor, the carousel is fixedly connected with connecting shaft in the middle of the side away from the transmission shaft, the connecting shaft is fixedly connected with winding roller on the end outer wall away from the carousel, the transmission shaft outer wall is provided with reciprocating drive component, the reciprocating drive component includes inclined block, the inclined block is fixedly connected in the transmission shaft outer wall, the inclined block outer wall is equipped with sliding slot. In the utility model, transmission shaft drives inclined block rotation, makes slide bar reciprocating sliding in sliding slot, and further drives wire assembly reciprocating motion, guides aluminium wire to be evenly distributed on winding roller, realizes multilayer winding, effectively avoids aluminium wire accumulation in a place, guarantees winding quality.

This utility model discloses a wood dusting machine, including a frame and a dust collection hood. The dust collection hood is installed at the top of the frame, and lifting frames are symmetrically installed at the bottom of the dust collection hood, all connected to the frame. A right positioning frame is installed on the inner wall of one set of lifting frames, and a left positioning frame is installed on the inner wall of the other set. An exhaust pipe is installed at the center of the top of the dust collection hood. Support frames are installed on the side walls of the lifting frames. Positioning frames are symmetrically installed on the top of the frame on both sides of the lifting frames, and limit strips are installed on the top of the frame on one side of each positioning frame. This utility model not only realizes the automatic conveying and dusting operation of wood for wood processing, facilitating the rapid removal of dust from the wood surface and conveniently clamping and aligning the wood during conveying, preventing the wood from becoming misaligned or uneven in length, but also improves the neatness of the wood and the dusting effect, thus increasing the efficiency of wood dusting.

The utility model belongs to the technical field of file sorting boxes, and particularly relates to an enterprise management file sorting box which comprises a box body, a plurality of placing plates are symmetrically connected to the inner wall of the box body in a sliding mode, partition plates are connected between the placing plates in an inserted mode, file boxes are movably arranged between the adjacent partition plates, and two sliding grooves are symmetrically formed in the inner wall of the box body. According to the file box, the partition plates are arranged, the partition plates are driven to slide on the inner wall of the box body by pulling the handle, the interval between the partition plates is enlarged, the file box is placed between the adjacent partition plates, the handle is loosened, the partition plates are arranged on the partition plates, and the file box is placed on the partition plates. The partition plates are driven to reset under the elastic effect of the first springs, then the file boxes are clamped and fixed through the adjacent partition plates, the situation that the file boxes incline due to the fact that gaps between the file boxes become large is avoided, and stability and regularity are improved.

The utility model relates to the technical field of shield tunneling machines, in particular to a tunnel green construction shield tunneling machine earthwork conveying mechanism which comprises a body, the top of the body is fixedly connected with a conveying assembly, and the interior of the body is fixedly connected with a filtering assembly. A conveying mechanism composed of the conveying frame, the electric control actuator, the gear set and the rollers can convey a single material with large weight or bear large impact load, a gap exists between every two rollers, connection and filtering are easy, accumulation and conveying of the materials can be achieved through the accumulation rollers, and the conveyor is simple in structure, convenient to operate and low in cost. The device is simple in structure, high in reliability and convenient to use and maintain, moisture and waste residues of square blocks dug by the shield tunneling machine can be filtered by utilizing the advantage that the rollers are easy to connect and filter, convenience is provided for transportation and accumulation of the square blocks, the tidiness of stacking and accumulation is improved, and meanwhile the situation that the square block conveying efficiency is affected due to accumulation of the waste residues in the conveying process is avoided.

A moving frame is connected in a hollow brush handle in an up-down sliding mode, bristles are arranged at the upper end of the moving frame, a rotating frame capable of rotating in the brush handle is connected below the moving frame in a rotating mode, a blocking portion for blocking the rotating frame from moving downwards is arranged in the brush handle, and a through hole is formed in the blocking portion. The rotating frame is provided with a projecting shaft which penetrates through the through hole and extends below the blocking part, a knob connected with the projecting shaft is arranged below the brush handle, the rotating frame is provided with a rotating shaft, the moving frame is provided with a sleeve arm, the rotating shaft is provided with a groove which is obliquely arranged from top to bottom along the outer surface of the rotating shaft, and the inner side of the sleeve arm is provided with a convex point which protrudes inwards in the groove. The protruding point is matched with the groove and moves along the groove to drive the moving frame to slide upwards or downwards in the brush handle when the rotating shaft rotates, the moving frame and the bristles are located in the brush handle when the protruding point is located at the lower end of the groove, the moving frame drives the bristles to extend upwards to the upper portion of the brush handle when the rotating shaft rotates to enable the protruding point to move towards the upper end of the groove, and the toothbrush is simple in structure and convenient to use.

The utility model discloses a kind of reliable medium-frequency induction furnace of tilting, including the furnace body and furnace stand of rotation connection, the furnace body is provided with induction coil and the furnace body is connected with furnace stand by at least one tilting oil cylinder;The induction coil includes leading-out two ends, the leading-out two ends are located in the inclined side of furnace body and the leading-out two ends are electrically connected with two or more water-cooled cables, and, further include at least one fixed component, at least one the fixed component is used to concentrate and fix two or more water-cooled cables.The utility model has the advantages that less space is occupied, it is convenient for staff to pass through operation, reduce the possibility that tilting oil cylinder and flowing medium are heated under the influence of magnetic field and produce fault, improve the reliability of work.

This utility model relates to the field of packaging machine technology and discloses a bundled fabric packaging machine, including a packaging component. In daily use, the packaging component and the conveyor component can be activated to bundle and package the fabric on the conveyor belt. After packaging, the fabric will continue to move and be fed along with the conveyor belt. At the same time as packaging, motor one and motor two can be activated. While the rotating rod rotates, motor two drives the reciprocating screw to rotate, causing the limited slider to move the brush teeth on the connecting plate. This allows the brush teeth to remove debris or fibers adhering to the cleaning bristles during the movement, making it easier for the cleaning bristles to clean effectively in subsequent use. At the same time as the brush teeth move, the flexible scraper moves back and forth, allowing the flexible scraper to perform a secondary cleaning after cleaning the bristles, keeping the surface of the conveyor belt cleaner and facilitating the transportation of the packaged fabric.

The invention relates to a three-dimensional reconstruction method based on Gaussian point information redistribution and geometric structure constraint. The method comprises the following steps: acquiring target scene image data, and extracting a visual Gaussian point attribute parameter set based on a 3D Gaussian sputtering framework; randomly rejecting part of Gaussian points, determining a neighborhood point set of the Gaussian points, and constructing an approximate model to obtain a gradient item set; constructing an incidence matrix and calculating an information distribution coefficient, and compensating the opacity and color information of the rejected points to neighborhood points to update a parameter set; constructing a total loss function containing basic reconstruction, local direction consistency and main direction alignment loss, and iteratively optimizing parameters; and dynamically adjusting the Gaussian point shielding rate and modifying opacity associated parameters, maintaining physical constraints, and repeating information redistribution until training is completed, thereby realizing high-quality three-dimensional reconstruction. By adopting the method, the definition of the geometric structure can be improved.

The utility model provides a color film cutting device which comprises a cutting table, a vertically-penetrating tool path guide groove is formed in the cutting table, a supporting portal frame is arranged at the top of the cutting table, and two supporting legs of the supporting portal frame are located at the two ends of the tool path guide groove respectively. A cutting mechanism capable of horizontally moving is arranged in the cutter path guide groove, a cutter transmission mechanism is arranged at the bottom of the cutting table, and the cutter transmission mechanism is used for driving the cutting mechanism to horizontally move to cut the color film. During use, the cutter path guide groove is formed in the cutting table, the cutting mechanism is driven by the cutter transmission mechanism to horizontally move along the track of the cutter path guide groove, and when color films are cut, pressure is applied to the two sides of the cutting position of the color films in cooperation with the anti-moving mechanism, so that the color films are tightly attached together; the color film is prevented from being curled due to stress in the vertical direction, and tearing and layering separation caused by pulling of a notch position are avoided.

The utility model relates to pore water pressure monitoring technical field discloses a pore water pressure monitoring device, including U type frame and vibrating string pressure gauge, the inside rotation of U type frame is installed with wire roller, and the side of U type frame is provided with vertical hole, be provided with cable on the wire roller, one end of cable is connected with vibrating string pressure gauge, the inside of vertical hole is connected and rotation installation has sliding block and reciprocating screw rod respectively, reciprocating screw rod penetrates in sliding block, sliding block is connected with reciprocating screw rod threadedly, and wire hole is set up on sliding block, cable passes through wire hole, the top of U type frame is rotation installation has pivot no.

The utility model relates to the technical field of food production equipment, in particular to a food production packaging machine which comprises a packaging machine body, a conveying belt supporting frame is installed at the lower end of the packaging machine body, a guide assembly is arranged on the outer wall of the upper side of the conveying belt supporting frame, and a static electricity removing assembly is installed on the outer wall of the left end of the conveying belt supporting frame. According to the packaging machine for food production, the first static electricity removing rod and the second static electricity removing rod are used for conducting static electricity removing operation on the outer skin of a package, the situation that dust is adsorbed by the outer skin of the package, and the using effect of the outer skin of the package is affected is prevented, and the packaging machine is suitable for food production. A heat insulation plate and a sealing clamping plate are used for heating, a packaging bag is subjected to hot melting cutting, cutting convenience and regularity are improved, a hydraulic cylinder stretches out and draws back to drive a guide plate at one end to conduct interval adjustment according to the size of food needing to be packaged, and the guide plate can conveniently conduct guide operation on the food in the conveying process.

This invention proposes an automated stacking control system for adjusting the rotation angle of containers, applied to gantry cranes. The system includes a first marker, a second marker, a third marker, a fourth marker, a first 3D laser scanner, a second 3D laser scanner, a first 2D laser scanner, a second 2D laser scanner, a programmable controller, and a data processing platform. The programmable controller is electrically connected to the first 3D laser scanner, the second 3D laser scanner, the first 2D laser scanner, and the second 2D laser scanner, and is also communicatively connected to the data processing platform. This invention further proposes an automated stacking control method for adjusting the rotation angle of containers, including: triggering a detection task; obtaining the deviation; deriving compensation parameters; and controlling the spreader to move left and right, rotate left and right, and move the trolley forward and backward according to the compensation parameters to eliminate the deviation. This invention improves the accuracy, safety, operational efficiency, and stacking neatness of the automated stacking control for adjusting the rotation angle of containers.

The present application belongs to the technical field of asphalt pavement materials, and particularly relates to a polyphosphoric acid-low density polyethylene composite modified asphalt and an asphalt pavement material. The polyphosphoric acid-low density polyethylene composite modified asphalt is made of base asphalt, a polyethylene modifier and polyphosphoric acid. The polyethylene modifier is a kind of high polymer material, and has good elasticity and toughness, and can enhance the ability of the asphalt to resist permanent deformation, the elastic recovery ability and the fatigue resistance at high temperature. The polyphosphoric acid can chemically react with some components in the asphalt to form chemical bonds, thereby enhancing the interaction force between the asphalt molecules, improving the overall strength of the asphalt, and improving the compatibility between the polyethylene modifier and the asphalt, so that the polyethylene modifier is more uniformly distributed in the asphalt, and the ability of the asphalt to resist permanent deformation, the elastic recovery ability and the fatigue resistance at high temperature are further enhanced.

The utility model discloses a cooling device for polypropylene production, which comprises a cooling box, one side of the inner wall of the cooling box is fixedly connected with a water suction pump, the output end of the water suction pump is fixedly connected with an L-shaped pipe positioned on the upper side of the cooling box, one end of the L-shaped pipe is provided with a shunt pipe, and the lower end of the shunt pipe is provided with a plurality of cooling rings. And one side of the cooling box is fixedly connected with an external connecting frame. By arranging the cleaning assembly, after cooling, the cleaning assembly is utilized, the driving motor drives the driving gear and the toothed plate to move, the cleaning sponge extrudes and wraps materials, water on the surfaces of the materials is wiped through gaps, water stains are effectively removed, the tidiness degree of the cooled materials is improved, and the water stains are prevented from affecting the appearance of products; and meanwhile, the possibility that residual water stains after cooling pollute the surrounding environment is reduced, for example, the situations that the ground becomes wet and slippery due to the water stains and bacteria are bred are prevented, and the cleanliness of the production environment is improved.

The utility model relates to the technical field of printing equipment, and particularly discloses a printer which comprises a paper roll supporting mechanism, a flattening mechanism and a printing mechanism which are sequentially arranged in the moving direction of paper, and the flattening mechanism comprises an installation frame and a correction roller assembly located between the paper roll supporting mechanism and the printing mechanism. The correcting roller assembly comprises a first supporting roller and a second supporting roller which are used for supporting the first face of the paper and a pressing piece used for supporting the second face of the paper, and the pressing piece is movably connected with the mounting frame and has a working state and an idle state which are located on the two sides of the center connecting line of the first supporting roller and the second supporting roller correspondingly. When the pressing piece is in the working state, paper is curled in the direction opposite to the curling direction of the paper roll and larger than the maximum curling curvature of the paper roll, and when the pressing piece is in the idle state, the pressing piece has no supporting force on the paper or enables the paper to be curled in the direction opposite to the curling direction of the paper roll and smaller than the minimum curling curvature of the paper roll. And the moving smoothness of the paper and the stacking regularity after printing are improved.

The utility model provides a double-end compression sealing bagging device, and relates to the technical field of packaging, the double-end compression sealing bagging device comprises a cabinet body, a pressing table is arranged in the middle of the upper end of the cabinet body, a pressing plate is arranged in the middle of the upper end of the pressing table, and the pressing plate is driven by a hydraulic cylinder to do lifting motion; sealing modules are arranged in the middles of the two ends of the pressing plate and comprise pressing assemblies, heat sealing cutters and cutters are arranged at the two ends of the pressing assemblies respectively, supporting frames are arranged in the middles of the two ends of the pressing plate, two air cylinders are arranged in the middles of the upper ends of the supporting frames, and lifting plates are connected to the bottoms of the air cylinders. When the bag opening of the packaging bag is subjected to heat sealing, the cutter can synchronously cut off the redundant part of the bag opening of the packaging bag, so that the redundant parts outside heat sealing lines at the two ends of the packaging bag are consistent in length, the regularity of the shape of the compressed packaging bag is effectively improved, and the attractiveness and the quality of the compressed packaging bag are enhanced.

The utility model provides an automatic stacking device for brake discs, which belongs to the field of brake disc storage and comprises a stacking mechanism, and the stacking mechanism is composed of a driving component for moving a stacking frame and a feeding component for pushing the brake discs to move. The driving assembly comprises a bottom plate used for containing the stacking frame, an inclined plate used for discharging is firmly installed on one side of the bottom plate, a linear sliding table is arranged at the bottom of the bottom plate, and the stacking frame is arranged on the bottom plate in a sliding mode through the linear sliding table. Mechanical stacking of brake discs can be achieved through the stacking mechanism, stacking efficiency is improved, manual intervention is reduced, and labor intensity is lowered.

The utility model relates to the technical field of plastic bottle cap processing, in particular to a feeding mechanism with a dust removal function for plastic bottle cap processing, which comprises a mounting support plate, a conveyor belt is movably mounted in the middle of the mounting support plate, a support frame is fixedly mounted at the top end of the mounting support plate, and a discharging hopper is fixedly mounted at the top end of the support frame. According to the feeding mechanism with the dust removal function for plastic bottle cap machining, by arranging a feeding limiting mechanism, the limiting conveying problem of bottle caps with different diameters is effectively solved, a PLC controls a servo motor to be started, the servo motor drives an adjusting lead screw to rotate, and due to the fact that two positioning screw blocks are engaged with the adjusting lead screw in a threaded mode, when the adjusting lead screw rotates, the adjusting lead screw is not prone to falling off. The two positioning screw blocks can move face to face or back to back along the adjusting lead screw, then the supporting limiting sliding blocks are driven to slide in the positioning through grooves, meanwhile, the limiting baffles are made to move, the distance between the two limiting baffles is flexibly adjusted according to the diameters of bottle caps, and accurate limiting of the bottle caps with different diameters is achieved.

The utility model relates to the field of engineering cable arrangement, and discloses a building intelligent engineering cable arrangement device which comprises two line arrangement plates used for cable installation, the line arrangement plates on the two sides are rotationally connected, the top ends of the line arrangement plates are both fixedly connected with a plurality of cable fixing frames, and the cable fixing frames are fixedly connected with the cable arrangement plates. One side of the cable fixing frame is rotatably connected with an overturning arc plate, the interior of the line normalizing plate is slidably connected with a moving plate, the top end of the moving plate is uniformly and fixedly connected with a plurality of extrusion fixing plates, the outer side of the front end of the line normalizing plate is fixedly connected with a fixing plate, and the inner side of the fixing plate is fixedly connected with a fixing push rod. And the output end of the fixed push rod is connected with the outer side of the movable plate through a push frame so as to be used for overturning, extruding and fixing the overturning arc plate. According to the cable neatening and fixing device, the cable neatening and fixing efficiency of the device is improved, use is more convenient and faster, neatening of bent cables is completed, and the changing flexibility and neatening effect of the device are improved.

The invention relates to the field of medicinal chemistry, and particularly discloses a novel TLR8 agonist intermediate as well as a preparation method and application thereof, which are suitable for process development of 4, 6-diaminopyridino [3, 2-d] pyrimidine TLR8 agonists. According to the preparation method, tert-butyl is adopted to replace 2, 4-dimethoxybenzyl to serve as an amino protecting group, so that the crystallization property of the intermediate is remarkably improved, column chromatography is avoided, the cost is reduced, and the process stability is improved. The preparation method of the TLR8 agonist intermediate comprises the steps of reduction, acylating chlorination, coupling, amination and the like, has the advantages of being easy and convenient to operate, high in yield, environmentally friendly and the like, and is particularly suitable for industrial production.

The invention discloses a coffee machine powder pressing and water supply integrated device and an automatic pressure coffee machine. The pressing cover body is fixedly connected with a coffee machine body assembly, the pressing cover body is sleeved with the pressing cover body, the pressing cover body can axially move and is sealed, a hot water inlet, a cold water inlet and a discharge port are connected to the pressing cover body, the pressing cover body is provided with a hot water flow channel and a cold water flow channel which are axially through, and a hot water channel is formed in the pressing cover body. A water distribution plate is arranged at the bottom of the powder pressing sleeve; during working, high-pressure cold water enters the cold water flow channel and an inner cavity of the powder pressing sleeve from the cold water inlet, the powder pressing sleeve moves downwards, the bottom of the powder pressing sleeve abuts against coffee powder in the extraction handle assembly of the coffee machine to be compacted, and then hot water enters the hot water flow channel from the hot water inlet and is conveyed to the extraction handle assembly from the water distribution plate through the hot water channel; after water supply is completed, high-pressure cold water in the inner cavity of the powder pressing sleeve is reversely discharged through the cold water flow channel and the discharging opening, and the powder pressing sleeve is jacked and pressed by the reset spring connected with the periphery in a sleeving mode to reset.

The application discloses an explosion-proof fire emergency evacuation lighting lamp, and relates to the technical field of fire emergency lighting, which comprises a front lamp cover and a rear lamp cover, and an integrated inner cavity is formed between the front lamp cover and the rear lamp cover; the rear lamp cover is provided with a wiring cavity and a threading hole; a lamp cover plate is installed on the rear lamp cover and used for closing the wiring cavity; a control panel, two light-emitting assemblies and a lithium iron battery are arranged in the integrated inner cavity, and the control panel and the lithium iron battery are spaced apart through the wiring cavity; the end surface of the rear lamp cover opposite to the front lamp cover is arranged in an inclined surface, and the two light-emitting assemblies are both arranged in an inclined surface and do not extend out of the inclined surface. Through the combined design of the integrated inner cavity, the independent wiring cavity, the built-in inclined light-emitting assembly and the lithium iron battery, the fire emergency evacuation lighting lamp is simple in structure and convenient to assemble, and can better meet the use requirements of fire emergency lighting in the environment of explosive gas and dust.

The utility model discloses a kindergarten trampoline with protection structure, including protection back cushion and waistline ring, the upper end of protection back cushion is installed with the clamping disc, and the upper end of clamping disc is provided with the cover top, the inside of cover top is located with the fixed plate, and the inner wall of fixed plate is provided with the connecting column, the bottom of connecting column is provided with the disc, and the bottom of disc is provided with the elastic rope, the waistline ring sets up in the terminal of elastic rope, and the inside of waistline ring is provided with the pull rope. This kind of kindergarten trampoline with protection structure, through protection back cushion can enclose elastic bounce net and play good protection effect, effectively prevent children from falling, sweat pad and protection back cushion are connected for sticking, and teachers can assemble sweat pad, sweat pad can absorb the sweat of children, guarantee the neatness of protection back cushion surface, and the waistline ring can be connected with the waist of children, and the size of waistline ring is changed by pull rope, so that the waistline ring is better adhered to the waist of children.

The utility model belongs to wood cabinet door panel edge sealing technical field, specifically a kind of wood cabinet door panel edge sealing device, including workstation, dust absorption box is installed on the support frame, dust absorption pipe is installed on dust absorption box top plate, dust absorption pipe other end is equipped with dust absorption hopper, three sliding slots are set up on the workstation, sliding block is assembled in the sliding slot, limit board is installed on the sliding block, one sliding slot inner wall is rotatably installed with screw rod, mobile slot is set up on the workstation, mobile block is assembled in the mobile slot, push plate is installed on the mobile block, by the door panel to be sealed between dust absorption hopper and limit board, push plate pushes door panel and moves between limit board and dust absorption hopper horizontally;In this process, dust on the side wall of door panel and air are sucked into dust absorption hopper together, dust on the side wall of door panel is efficiently cleaned, the cleanness of the side wall of door panel is realized, and the dust removal effect of the device is improved.

The utility model discloses a wardrobe with an adjustable space unit, which comprises a wardrobe main body, a reinforcing side plate is fixedly connected to one side of the interior of the wardrobe main body, a transverse plate is inserted between one side of the reinforcing side plate and the wardrobe main body, longitudinal plates are arranged on two sides of the middle of the transverse plate, groove openings are formed in two sides of the middle of the longitudinal plate, and the longitudinal plates are connected with the groove openings. The groove opening is matched with the transverse plate in an inserted mode, and a lifting plate is arranged above the transverse plate; bearing seats are fixedly connected to the two sides of the middle of the top end of the interior of the wardrobe body, threaded rods are fixedly connected to inner rings of the bearing seats, and threaded sleeves are in threaded connection to the bottom ends of the threaded rods. By means of the structure, the threaded rod can be adjusted and rotated according to different heights of users or when different lengths of clothes are hung and adjusted according to needs, the threaded rod is in threaded fit with the threaded sleeve after being rotated, the threaded rod can be conveniently recycled, lifted and adjusted, and hanging of the hanging rod or separation of long clothes from the bottom face are facilitated.

This invention relates to the field of office desk technology, specifically to a folding office desk that is easy to store; it includes two flat panels connected by a support mechanism. Each of the two flat panels has a symmetrical support leg on its lower front and rear sides away from the support mechanism, and the support legs are hinged to the flat panels. A storage mechanism is located below both flat panels, and the support mechanism cooperates with the storage mechanism. A fixing mechanism is located on the side of the two flat panels away from each other to secure the two flat panels after folding. This invention solves the main problems of existing folding office desks, such as instability after folding and the lack of storage space for placing items.

The utility model discloses a shell structure of supplementary and combined finger indicating device, its characterized in that: including base shell and apron, the base shell has the mounting groove of the notched left, has multiple clamping blocks on the outer groove wall of mounting groove, and the side of clamping block's direction groove is the inclined type's guide surface, has multiple elastic buckles corresponding with clamping block on the inboard wall of apron, and the elastic buckle has the bayonet for clamping block's carding, the wire outlet that is communicated with mounting groove is set up on the rear side of base shell, and the base shell has the wire groove on the position above corresponding wire outlet. The utility model has the characteristics of convenient dismounting, convenient wiring, neat.