195results about How to "Easy to close" patented technology

The utility model discloses a side sliding door structure of a European style box-type substation, which belongs to the field of European style box-type substations, and comprises a European style box body and a box door, the top end of the European style box body is fixedly connected with a box top, the bottom end of the box top is fixedly connected with a sliding chute, the sliding chute is arranged in a U shape, and the sliding chute is positioned on the outer side of the top end of the European style box body. The number of the box doors is two, the top ends of the sides, close to each other, of the box doors are movably connected with sliding wheels, the sliding wheels are slidably connected into the sliding grooves, the center of the rear end of the European-style box body is movably connected with a deformable folding mechanism, rectangular grooves are formed in the two sides of the European-style box body, and the interiors of the rectangular grooves are fixedly connected with bouncing reset mechanisms. According to the scheme, sliding opening of the box door towards the two sides is facilitated, the situation that power transformation equipment is prevented from moving into the European box body after the transmission hinge double door is opened towards the two sides is avoided, the forward extension space of the box door is reduced, and the convenience of later maintenance and detection of the European box-type substation is improved.

The utility model relates to a kind of communication structures of plant area road drainage ditch.It is applicable to water supply and drainage technical field.The technical scheme adopted by the utility model is: a kind of communication structures of plant area road drainage ditch, plant area road is staggered arrangement, the drainage ditch is arranged in road side, with: water guide ditch, transversely arranged in road, water guide ditch two ends are respectively connected with the drainage ditch of two roads staggered arrangement;Guide block, along water guide ditch length direction arrangement is in water guide ditch, guide block top is made with the water guide groove being set along water guide ditch length direction;Cover plate, arrangement is in guide block, cover plate can cover the opening of water guide ditch;Backfill, fill in the position of guide block around in water guide ditch.

The glass annealing furnace self-closing fan observation window structure provided by the utility model is convenient to open or close, can facilitate staff to observe the environment in the furnace in real time, can avoid local heat leakage, can avoid the influence of opening the observation window on the temperature stability in the furnace, can avoid scalding the staff, is favorable for improving the safety, and makes the glass annealing furnace self-closing fan observation window structure convenient to open or close, can facilitate staff to observe the environment in the furnace in real time, can avoid local heat leakage, can avoid the influence of opening the observation window on the temperature stability in the furnace, can avoid scalding the staff, is favorable for improving the safety.

The utility model relates to a kind of safety protection door matched with maintenance vehicle guide discharge chute, and the front part of traction chassis is equipped with mixing box, the left lower part of mixing box is equipped with discharge chute, the left part of discharge chute is hinged guide groove, left side plate is equipped in the left side of mixing box, and rectangular through-hole is opened in the lower part of left side plate;Door panel is placed in the rectangular through-hole opened in the left side plate, racket-shaped through-hole is opened in the lower part of door panel, tool lock is equipped in the racket-shaped through-hole opened in the door panel, and handle is hinged in the left part of door panel.The utility model has beneficial effects: it is convenient to open and close door panel.

The utility model discloses an electric servo control universal testing machine which comprises a base, a pressure detection table is arranged in the base, a supporting plate is arranged in the side direction of the base, and supporting frames are arranged at the two ends of the supporting plate. A downward pressing push plate is arranged on the inner side wall of the supporting plate, a first sliding rail and a second sliding rail are arranged on the side wall of the supporting frame from inside to outside, a first protection frame is arranged on the first sliding rail in a sliding mode, and a second protection frame is arranged on the second sliding rail in a sliding mode; the first protection frame and the second protection frame are arranged, and the sliding stroke of the second protection frame is higher than that of the first protection frame, so that scrap splashing caused by material crushing in the test process is effectively prevented. By means of the double-layer protection design, the risk of injury to surrounding equipment and workers can be greatly reduced, and the safety of the test process is improved. Splashed chippings have large kinetic energy and are prone to damaging a testing machine and other peripheral equipment.

A tool integrated cabinet for rail transit vehicles includes a shell, a pullable support frame, a damping universal roller and a folding seat storage cabin. The support frame is linearly guided through the sliding cooperation of a T-shaped guide rail and a clamping block. The stability of the support frame in a vehicle vibration environment is improved by the antiskid rubber material and damping design of the roller. The inside of the support frame adopts a modular partition structure. A fire extinguisher is fixed through the placement grooves of first and second support plates. The bottom plate cooperates with a guide groove to realize the quick taking and placing of an escape ladder. A groove is internally provided with a slide rail type folding seat storage cabin. The folding seat storage cabin is linked with a storage guide plate through a handle passage to realize the vertical partition management of emergency equipment and auxiliary tools. In addition, the conical self-locking structure and spring elastic pre-tightening mechanism of the plug rod and plug plate can effectively prevent the accidental sliding of the support frame. The combination innovation of the T-shaped guide rail, damping roller and folding cabin integration significantly enhances the safety and convenience of rail transit emergency equipment management.

The utility model relates to the technical field of combined antennas, and discloses a combined antenna convenient to install, which comprises an antenna end, a signal end fixedly arranged at the upper end of the antenna end, a connecting rod fixedly arranged at the lower end of the antenna end, and an installation disc fixedly arranged on the lower side of the antenna end. An anti-skid soft cushion is fixedly arranged at the lower end of the mounting disc, a connecting groove is fixedly formed in the upper end of the mounting disc, a connecting screw hole is fixedly formed in the upper end of the mounting disc, a connecting structure is fixedly arranged at the upper end of the mounting disc, and an adjusting structure is fixedly arranged at the upper end of the mounting disc. According to the combined antenna convenient to install, through the improvement of the combined antenna, the convenient splicing and bundling capabilities of the combined antenna are improved, in the actual use process of the combined antenna, the combined antenna can be conveniently spliced and installed according to needs, and the connecting line of the combined antenna can be conveniently bundled; and the use experience of the combined antenna convenient to install is improved.

The utility model discloses a quantitative feed feeding device for livestock breeding. The quantitative feed feeding device comprises a feeding machine. A feeding bin is fixedly installed at the upper end of a feeding machine, and lower inclined baffles are fixedly installed at the bottoms of the two sides of the inner wall of the feeding bin. According to the device, the feeding bin is fixedly installed at the upper end of the feeding machine, the lower inclined baffles are installed on the two sides of the bottom of the feeding bin, and the fixing plates are fixedly installed at the upper ends of the lower inclined baffles, so that feed is conveniently blocked at an opening of the feeding bin, and it is avoided that a large amount of feed is fed inside, and consequently a stirring device is blocked; meanwhile, fixed discs are installed on the two sides of the inner wall of the feeding bin and connected with a rotating rod through bearings, multiple sets of claws are installed at the upper end of a rotating block, and the claws are inserted into an output port of a driving motor through connecting rods, so that control through the driving motor is facilitated, the rotating rod drives the rotating block to rotate, and feed is quantitatively put into the stirring device; jamming caused by feeding a large amount of feed is prevented, and the working efficiency is improved.

The utility model discloses a special tool for lifting a valve rod, and belongs to the technical field of valves. A special tool for lifting a valve rod comprises a flange plate installed on a valve body and further comprises an adjusting screw rod used for driving the valve rod to ascend and descend, an adjusting seat is arranged on the flange plate, the top of the flange plate is fixedly provided with an adjusting seat through a plurality of supporting plates, the adjusting screw rod is in threaded connection with the adjusting seat, and the other end of the adjusting screw rod is matched with the top of the valve rod through a connecting piece. When the adjusting screw rod is driven to rotate, the adjusting screw rod drives the valve rod to ascend and descend through the connecting piece. The flange plate is installed on the valve body, the adjusting screw rod is in threaded connection with the adjusting seat, the adjusting screw rod is driven to rotate towards the flange plate, the bottom of the adjusting screw rod abuts against the top of the valve rod, the valve rod can be pushed to move into the valve body, and when the adjusting screw rod is rotated reversely, the valve rod can be driven to ascend through the connecting piece; the valve rod is conveniently driven to move to open or close the valve, and the using effect is improved.

The utility model discloses a washing test machine for simulating washable ultraviolet-proof fabric, and particularly relates to the technical field of fabric detection, the washing test machine comprises a case, a partition plate is arranged in the case, a washing bin is arranged on one side of the partition plate, a machine bin is arranged on the other side of the partition plate, a containing assembly is mounted on the partition plate, and the containing assembly is arranged on the machine bin. A heating plate is arranged at the bottom end of the interior of the washing bin and connected with a heater arranged in the machine bin, a temperature sensor is installed in the middle of one side of the partition plate, a water level sensor is arranged above the temperature sensor, a water inlet is formed in the partition plate and connected with a water pump arranged in the machine bin, and a water outlet is formed in the water pump. A water drainage pipe is arranged at the bottom of the washing bin, supporting legs are installed at the bottom end of the machine box, an upper cover is hinged to the top end of the machine box, a lock catch is arranged between the upper cover and the machine box in a matched mode, and a sealing gasket is arranged at the connecting position of the upper cover and the top face of the washing bin. The water washing device has the advantages of being capable of improving the water washing effect, convenient to operate and observe, stable in water flow and capable of improving the detection efficiency.

The postoperative anesthesia analgesia equipment comprises a barrel shell, a gasket is installed at the bottom end of the barrel shell, a plurality of copper strips are installed on the top face of the gasket in the barrel shell, the copper strips extend outwards at equal intervals with the center of the gasket as the circle center, and connecting strips are integrally formed and fixed to the copper strips; a semiconductor chilling plate is fixed on the copper bar in the center of the gasket through an adhesive, a top cover plate is mounted at the top of the barrel shell, a fixed frame is mounted in the middle of the top cover plate, a movable frame sliding along the fixed frame is inserted in the fixed frame, one end of the movable frame abuts against the copper bar, and a fan is mounted in the movable frame. The semiconductor chilling plate is used as a cold and heat source, heat supply or cold supply can be conducted only by supplying power and switching the current supply direction, repeated use can be achieved, meanwhile, the fan is arranged for the semiconductor chilling plate, cold energy or heat energy of the non-use end can be actively blown out, and the service life of the semiconductor chilling plate is prolonged. And heat or cold output and used by the semiconductor chilling plate is conducted through the copper bar, so that a larger range can be covered.

The utility model provides a pathological section baking box, which belongs to the technical field of section baking boxes and comprises a box body, a plurality of supporting pieces and a plurality of inner hanging frames. A cavity is formed in the box body, the supporting pieces are arranged on the periphery of the inner wall of the cavity at intervals, and the inner hanging frames are supported on the supporting pieces in an up-down parallel mode and used for hanging a dyeing frame. The inner hanging frames comprise any one or more of at least one first inner hanging frame, at least one second inner hanging frame and at least one third inner hanging frame, and the inner hanging frames can be arranged in the cavity in an independent use mode or in a multi-combination mode so as to adapt to dyeing racks of different sizes and types. The utility model solves the technical problems that the dyeing effect, the pathological diagnosis accuracy and the like are influenced as the dyeing frame of the existing baking box is easy to topple, the temperature distribution is non-uniform and the baking efficiency is low.

The household storage box comprises a box body, a cover plate is rotatably mounted at the top of the box body, symmetrical abutting columns are arranged at the position, close to the edge of one side, of the bottom of the cover plate, a plurality of storage boxes are arranged in the box body, and sliding grooves are formed in the inner walls of the two ends of each storage box; by closing the cover plate, the abutting column penetrates into the circular groove in the topmost storage box, the fixing rod drives the inserting rod to penetrate out of the circular groove to be inserted into the circular groove in the bottom storage box, and the partition plates are arranged on the inner wall of the box body and matched with the fixing blocks arranged on the inner wall of the box body. And the insertion rods in the bottommost storage box are inserted into the through holes formed in the inner bottom surface of the box body, so that the storage boxes can be fixed.

The utility model discloses a massage chair's remote control shell belongs to massage chair remote control technical field, including remote control shell body, the both ends fixedly connected with antiskid strip of remote control shell body, the dust cover of remote control shell body one side slides, the four corners fixedly connected with rubber protection block no.

The invention relates to the technical field of ship construction, in particular to a hawse pipe cover for a ship. The hawse pipe cover for the ship comprises two cover plates formed by bending and welding round steel, the cover plates are hinged to a deck, at least two first lock rings are fixedly arranged on one cover plate, lock bolts are arranged in the first lock rings, a second lock ring collinear with the two first lock rings is arranged on the other cover plate, and the lock bolts are arranged in the second lock rings. A lock catch is further arranged on the cover plate with the second lock ring, a lock lug is fixedly arranged on the lock bolt, and a locking hole for the lock catch to penetrate through is formed in the lock lug. The two cover plates are connected through the lock bolt, and after the lock lug and the lock catch are connected, the position of the lock bolt on the cover plates is relatively fixed and cannot move any more, so that the two cover plates cannot be opened through the lock bolt; through the arrangement of the fixing ring, on one hand, the cover plate can be limited, and on the other hand, a certain space is reserved in the fixing ring, so that the cover plate can rotate conveniently, and the problems that in the prior art, a hawse pipe cover is inconvenient to operate and not easy to fix are solved.

The utility model discloses a calcium carbide furnace with cleaning structure, including nut, calcium carbide furnace body, door frame, cleaning door, nut is installed in the lateral part of cleaning door with the thread, nut and door frame movable contact, cleaning door is inserted in the door frame, and the door frame fixed connection is established in calcium carbide furnace body, and the internal space of door frame communicates with the internal space of calcium carbide furnace body. The calcium carbide furnace body includes the furnace body shell, and the upper portion of furnace body shell is hollow and is provided with cleaning import and export, and the door frame covers cleaning import and export, and the root of door frame is fixedly connected with furnace body shell. The door frame includes the frame body, unscrews the nut, then draws out along the door frame to the cleaning door, opens the opening of door frame, thereby opens the entrance of calcium carbide furnace body, and the calcium carbide furnace body is cleaned through the door frame, and the difficulty of opening or closing cleaning door is reduced through the operation of a small amount of nut, thereby the difficulty of cleaning calcium carbide furnace body is reduced.

This utility model relates to the field of yarn production technology, specifically to a raw material turnover device for yarn production. It includes a turnover drum, with a threaded connector fixed to its top. A cap is threaded onto the top of the threaded connector. Both the threaded connector and the inner circumference of the turnover drum have grooves. A traction plate is slidably connected inside the grooves, and the traction plate is fixed to the surface of a support plate, which is inserted into the turnover drum. The advantages are: by designing the structure of the threaded connector and cap, the opening of the turnover drum can be easily opened and closed. Simultaneously, by designing the structure of the grooves and traction plate, the support plate can slide inside the turnover drum, facilitating the pushing or pulling of raw materials into or out of the drum. Furthermore, the design of the grabbing groove allows the traction plate to push out raw materials when they accumulate at the bottom of the turnover drum and are difficult to grab.

This utility model relates to the technical field of electronic component testing equipment, specifically a Kelvin testing device. It includes a high-temperature resistant insulating housing, an adjustment bracket, a high-temperature resistant insulating cover, a push-button switch, and an inert gas inlet. The adjustment bracket is installed inside the high-temperature resistant insulating housing, and the component under test (DUT) is placed on the adjustment bracket. The position of the adjustment bracket is adjustable to ensure that the DUT is aligned with the test point. The high-temperature resistant insulating cover is hinged to the high-temperature resistant insulating housing, and the push-button switch is installed on the high-temperature resistant insulating housing, allowing the cover to be opened and closed by pressing the switch. The inert gas inlet is fixed to the high-temperature resistant insulating housing and connected to an inert gas source pipeline. It provides a stable testing environment, adapts to DUTs of different sizes, is high-temperature resistant and insulating, and protects the safety of the tested component.

The utility model belongs to the technical field of CNG (compressed natural gas) inflating equipment, and particularly relates to an automatically opened and closed CNG gun head inflating valve which comprises a handle, a valve rod, an inflating valve joint, a bracket, an inflating valve main body, a locking ring, a spring, a handle nut, a nut sealing ring, a rectangular pad, a sealing pad, a valve core pad and an inflating valve core, the handle is connected with one end of the valve rod and fixed to the valve rod through the handle nut, the nut sealing ring is arranged between the handle nut and the valve rod, an inflation channel is formed in the inflation valve body, the support is fixed to the inflation valve body, and the inflation valve element is arranged in the inflation channel in the inflation valve body. The valve element pad is installed on the inflation valve element, the sealing pad is arranged at a connector of the inflation valve body, and the rectangular pad is installed at a specific position. The gas filling device is reasonable in design and easy and convenient to operate, the sealing performance and the gas filling efficiency are improved, and the safety of the gas filling process is guaranteed.

The utility model provides a fruit and vegetable fresh-keeping device, which relates to the technical field of fresh keeping and comprises a device body. The device body is provided with a fruit and vegetable preservation box, an embedding groove is formed in the top end face of the fruit and vegetable preservation box in a surrounding mode, stress plates are arranged on the tops of the middles of the left end face and the right end face of the fruit and vegetable preservation box, and semicircular heads with front-back through holes are arranged on the tops of the stress plates of the fruit and vegetable preservation box. A left-right through limiting groove is formed in the middle of the end face of the top of a stress plate of the fruit and vegetable preservation box, a sealing air bag strip is embedded into an embedding groove of the fruit and vegetable preservation box, and the whole sealing air bag strip is of a rounded-corner frame-shaped tubular structure, so that the sealing air bag strip is conveniently embedded into the embedding groove of the fruit and vegetable preservation box; the sealing airbag strip can be conveniently extruded through the insertion strip of the fruit and vegetable fresh-keeping cover to achieve sealing, and the problems that due to the fact that the sealing strip of the fresh-keeping box is of a solid type, the stress deformation capacity of the sealing strip is poor, the sealing performance of the fresh-keeping box is prone to being affected, and the sealing strip is inconvenient to be arranged to be of a hollow airbag type to improve the deformation sealing effect are solved.

The utility model discloses a novel stop valve which comprises a shell, an upper sealing gasket is fixedly connected to the side inner wall of the shell, an upper rotating plate is rotationally connected to the interior of the shell, an upper conveying pipe is embedded in the upper rotating plate, a rotating rod is fixedly connected to the upper surface of the upper rotating plate, and a rotating handle is fixedly connected to the upper end of the rotating rod. A lower sealing gasket is fixedly connected to the side inner wall of the shell, a lower rotating plate is rotationally connected to the interior of the shell, a lower conveying pipe is embedded in the lower rotating plate, the lower end of the upper conveying pipe and the upper end of the lower conveying pipe are in threaded connection with a filter box through a connector, filler is arranged in the filter box, and a protective cover is rotationally connected to the front surface of the shell through a hinge; the right surface of the shell is fixedly connected with an input pipe, the left surface of the shell is fixedly connected with an output pipe, and through the devices, fluid on-off control, sealing leakage prevention, impurity filtration and convenient maintenance of the filter box can be achieved.

The utility model relates to the technical field of distribution box installation, and particularly discloses a slotting-free distribution box installation structure which comprises a wall body, an embedded box is embedded in the wall body, and protruding strips are evenly arranged on the outer surfaces of the two ends of the embedded box. According to the grooving-free power distribution box mounting structure, after the end cover is inserted into the embedded box, the elastic clamping pieces and the grooves are clamped with each other, and the combination of the embedded pipeline and the embedded box enables the interior of the embedded box to form a sealed space, so that cement mortar does not enter the interior of the embedded box when the embedded box is placed into a wall for pre-embedding, and the embedded pipeline is prevented from entering the embedded box. Meanwhile, due to the design of the protruding strips, the embedded box can be firmer after cement mortar is solidified, the distribution box can be installed on the wall without grooving through pre-embedding and using of the embedded box, noise and dust generated by grooving can be avoided, the situation that the strength of the wall is reduced due to grooving is avoided, and the service life of the distribution box is prolonged. And the embedded box can be pre-embedded without damaging the wall body.

This application relates to a valve structure, including a valve body, with a valve cap and a connecting seat connected to both ends of the valve body. The valve cap is a hollow sleeve and can slide on the valve body. A cap is movably provided at one end of the valve cap, which can close the valve body. A snap-fit ​​part is provided on the valve body, which can connect with the end of the valve cap away from the cap. This application, by providing a movably connected valve cap on the valve body, and by making the valve cap hollow sleeve, allows the valve cap to move, facilitating normal inflation of the valve body. By providing a movably provided cap on the valve cap, the valve body can be closed, preventing dust and water from entering and facilitating use. Simultaneously, the snap-fit ​​part on the valve body, which can connect with the valve cap, can restrict the position of the valve cap, achieving an anti-theft and anti-loss effect.

The present disclosure relates to a smoke baffle movement mechanism and a range hood, the smoke baffle movement mechanism comprising: a first fixing member, a driving mechanism, and a driven mechanism, the first fixing member being fixed to a first side wall of the range hood; the driving mechanism comprising a sleeve and an inner push rod, the inner push rod being sleeved in the sleeve, one end of the inner push rod extending out of the sleeve; the sleeve being connected with the first fixing member, the end of the inner push rod extending out of the sleeve being movably connected with one end of the driven mechanism; the other end of the driven mechanism being movably connected with an inner wall of the smoke baffle, the driven mechanism being used to move the smoke baffle under the driving of the inner push rod. The present disclosure can more conveniently realize the opening or closing of the smoke baffle by the movement of the inner push rod sleeved in the driving mechanism and the driven mechanism connected therewith, makes the movement process of the smoke baffle more stable, and prevents collision.

The utility model discloses a hydraulic control butterfly valve with good heat dissipation performance, which belongs to the technical field of valves, and comprises a valve casing, bearings are arranged on the opposite inner walls of the valve casing, a same rotating shaft is arranged in the two bearings in a penetrating manner, the surface of the rotating shaft is fixedly connected with a valve plate, the top end of the rotating shaft is fixedly connected with a rotating plate, and the rotating plate is fixedly connected with the valve plate. The bottom of the rotating plate is fixedly connected with a sliding rod, the surface of the sliding rod is movably sleeved with a sliding barrel, the surface of the valve shell is fixedly connected with a supporting plate, and the top of the supporting plate is fixedly connected with a fixing plate. The hydraulic cylinder has the beneficial effects that the refrigerator and the cooling liquid are arranged, the cooling liquid is cooled through the refrigerator, hydraulic oil in the coil pipe is cooled through the cooling liquid, meanwhile, the hydraulic oil in the hydraulic cylinder is circulated through the oil inlet hose and the oil outlet hose, high temperature of the hydraulic oil in the hydraulic cylinder is avoided, and normal use of the hydraulic cylinder is guaranteed; the service life of the hydraulic cylinder is ensured.

The utility model provides an organic waste plasma pyrolysis and cracking integrated device, relates to the technical field of garbage resource utilization, the organic waste plasma pyrolysis and cracking integrated device comprises a box shell, a plasma torch, a pyrolysis mechanism and a feed pipe, a cracking chamber is formed in the box shell, a hydrogen outlet is formed in the box shell, and the plasma torch is arranged in the cracking chamber. The hydrogen outlet is communicated with the cracking chamber; the plasma torch is arranged on the box shell, and the output end of the plasma torch is located in the cracking chamber; the pyrolysis mechanism comprises a pyrolysis chamber arranged in the cracking chamber and an exhaust pipe, one end of the exhaust pipe is communicated with the pyrolysis chamber, the other end of the exhaust pipe protrudes out of the box shell, a sealing plug is connected to the exhaust pipe, the exhaust pipe is further communicated with a gas guide pipe, and the other end of the gas guide pipe is communicated to the plasma torch; one end of the feeding pipe is communicated with the pyrolysis chamber, and the other end is connected with a feeding furnace door. The pyrolysis chamber is arranged in the cracking chamber, the high-temperature environment in the cracking chamber is fully utilized, and the high temperature in the cracking chamber can directly act on the pyrolysis chamber, so that the pyrolysis process is more efficient, the heat loss is reduced, and the energy consumption is reduced.