86results about How to "Easy docking installation" patented technology

The invention discloses an intelligent crankshaft machining machine tool, and relates to the technical field of crankshaft multi-station machining. Grooving and mounting are integrated, machining of different steps is achieved through station switching, the problem that time is wasted due to continuous switching of workpieces is solved, the machining efficiency is improved, multiple gears are mounted outside a crankshaft at a time through the multi-gear mounting mechanism, the multiple gears are heated, cooled and mounted at the same time, and the machining efficiency is improved. Batched heating, cooling and mounting are not needed, the mounting efficiency of the multi-gear crankshaft is greatly improved, the gears are automatically rotated, the clamping grooves of the gears are in butt joint with the protrusions, the positions of the clamping grooves do not need to be manually adjusted when the gears are placed, the adjusting time is shortened through automatic adjustment, the mounting efficiency is improved, and the mounting efficiency is improved. The gear is heated before being mounted, the inner diameter of the gear is increased, butt joint mounting of the gear is facilitated, and the problem that mounting is difficult due to slight dislocation during automatic butt joint is solved.

The invention discloses a prestressed concrete pipe pile connecting device, and relates to the technical field of pipe pile connecting structures, the prestressed concrete pipe pile connecting device comprises a lower pipe connecting pile, a sealing structure is arranged above the lower pipe connecting pile, an upper pipe connecting pile is arranged above the sealing structure, and mounting screws are arranged on the outer side of the sealing structure; a splicing base structure and a connecting base structure are arranged in the sealing structure, assembling structures are arranged on the sides, away from each other, of the splicing base structure and the connecting base structure, and a pressure applying connecting rod structure is arranged in the splicing base structure and the connecting base structure in a penetrating mode. The splicing base structure comprises a connecting inner barrel, a prismatic disc is fixedly connected to the outer surface of the connecting inner barrel, and an elastic rod fixing base is fixedly connected to the interior of the prismatic disc. Fixing and connection are achieved by means of deformation of an expansion strip of an expansion barrel extruded by a compression rod under the gravity of the upper pipe connecting pile, so that rapid positioning is achieved when the lower pipe connecting pile and the upper pipe connecting pile are connected; and butt joint installation is facilitated.

The utility model relates to the technical field of pipeline installation, in particular to a hoisting and positioning integrated device for a large-diameter pipeline. Comprising a suspender and a positioning rod which are horizontally arranged and mutually arranged, a connecting rod is integrally formed between the ends of one sides of the suspender and the positioning rod, a lifting lug is arranged at the top of the suspender, and a supporting and positioning mechanism is arranged on the positioning rod. The steel wire rope is tied to the lifting lug, the positioning rod is inserted into the concrete pipe, the concrete pipe is fixed through the supporting and positioning mechanism, a crane drives the steel wire rope to place the concrete pipe on a cushion layer, butt joint work is carried out after a pipe opening and a rubber ring are processed, and the positioning rod drives the supporting and positioning mechanism to be further inserted into the other concrete pipe. And detail adjustment is performed by adjusting the supporting and positioning mechanism, so that pipe orifices are opposite, the pipeline is prevented from being damaged, and later pipe orifice butt joint is facilitated.

The utility model relates to the field of photovoltaic panel butt joint, and discloses a photovoltaic panel butt joint device for photovoltaic construction, which comprises a bottom support plate, the front side of the top end of the bottom support plate is fixedly connected with a support seat, the inner side of the support seat is rotatably connected with a mounting plate, and the top end of the mounting plate is fixedly connected with a photovoltaic panel main body. The rear side of the top end of the bottom supporting plate is fixedly connected with a supporting mounting frame, the mounting plate is connected with the supporting mounting frame through an angle adjusting assembly, the right side of the bottom supporting plate is fixedly connected with a butt joint plate, and a penetrating groove is formed in the left side of the bottom supporting plate; and a connecting notch is formed in the left side of the bottom supporting plate. According to the utility model, the photovoltaic panels can better fit the angle of direct light, so that the conversion efficiency of the photovoltaic panels is ensured to a certain extent, the butt joint installation between the photovoltaic panels is more convenient, the installation efficiency of the photovoltaic panels is improved, and the use is convenient.

The utility model relates to the technical field of municipal drainage of buildings, and discloses a conveniently butted drainage pipe which comprises a first drainage pipe, a first flange is fixed on the surface of the first drainage pipe, a second drainage pipe is arranged at the right end of the first drainage pipe, and a second flange is fixed on the surface of the second drainage pipe. A stabilizing assembly and a releasing assembly are arranged on the surface of the first flange and the surface of the second flange, the stabilizing assembly comprises a U-shaped rod, the U-shaped rod is fixed to the surface of the second flange, and a first positioning hole is formed in the surface of the first flange. The U-shaped rod enters the first positioning hole and the second positioning hole, when the surfaces of the first flange and the second flange are tightly attached, the U-shaped rod is located in the limiting groove, the inner wall of the limiting groove abuts against the surface of the U-shaped rod, then limiting is conducted, the situation that installation is affected by deviation of the installation hole between the first flange and the second flange due to mistaken touch is avoided, and butt joint installation by personnel is facilitated.

The utility model relates to the technical field of pipeline tapping machines under pressure, and discloses a pipeline tapping machine under pressure, which comprises a machine body, handles are fixedly connected to two sides of the machine body, a fixing disc is fixedly connected to one end of the machine body, and a supporting disc is in threaded connection with the surface of the fixing disc. The surface of the supporting disc is fixedly connected with three damping assemblies, one end of each damping assembly is fixedly connected with a connecting disc, the two ends of the machine body are sleeved with lifting assemblies, and the surfaces of the lifting assemblies are fixedly connected with bearing plates. According to the pipeline under-pressure tapping machine, through the arrangement of the damping assembly, during tapping, vibration generated by rotating a cutter head to cut a pipeline is transmitted to a connecting disc through a fixing structure, then a sliding rod slides towards the interior of a supporting sleeve, a damping spring deforms to generate elastic force and moves back and forth, and therefore transmission of the vibration is reduced; and damage to parts in the machine body is avoided, and the service life of the tapping machine is prolonged.

The utility model relates to the field of wind power generation, in particular to a tool for assembling a hub of an offshore wind turbine type, which comprises a supporting mechanism used for jacking up a blade hub, and a clamping mechanism used for fixing the blade hub is arranged on the upper side of the supporting mechanism. The height of the assembly table is quickly adjusted through three groups of damper sliding seats and hydraulic rods at the bottom of the assembly table, and meanwhile, the assembly table can be conveniently adjusted at a plurality of inclination angles, so that the lifted blades can be more conveniently butted and mounted; the movable seat moves to enable the two ejector rods to push the arc-shaped strip to wrap and fix the blade hub hung on the placing seat so as to avoid extrusion damage, meanwhile, the traction seat and the supporting rod support the traction belt, so that the mounting end of the hung blade can be more conveniently guided to the mounting position of the blade hub, the mounting speed is increased, and the collision condition is reduced.

The utility model discloses an assembly type building door and window assembly which comprises an outer door frame and an inner window frame rotationally installed on the outer door frame, an upper transverse support is fixedly installed on the inner window frame, a first clamping block is fixedly installed on the upper transverse support, and a first elastic rod is installed in the first clamping block in an embedded mode. And meanwhile, a first ejection head is fixedly installed on the first elastic rod, a rubber pad is fixedly installed at the bottom end of the first clamping block, a first pressing rod is slidably installed in the inner window frame, and a second ejection head is fixedly installed on the first pressing rod. According to the assembly type building door and window assembly, the upper transverse support is rotationally installed on the inner window frame, the upper transverse support and the inner window frame form a clamping structure through the first clamping block, and the upper transverse support and the inner window frame can be separated through the second jacking head, the first spring and the first pressing rod; the glass body arranged in the inner window frame can be taken out from the upper portion of the inner window frame, and then maintenance personnel can replace the glass body conveniently.

According to the anti-rotation stable flow adjusting device for the liquid conveying pipeline, the distance between a first pipeline connecting flange and a second pipeline connecting flange is fixed through a plurality of spacer sleeves, the first pipeline connecting flange and the second pipeline connecting flange are fixedly connected into a whole through a plurality of connecting bolts, and fixing screws and connecting pieces are arranged between the first pipeline connecting flange and the second pipeline connecting flange; the fixing screws are arranged perpendicular to the axial direction of the core plate, the two ends, arranged on the fixing screws in a sleeving mode, of the connecting pieces are connected with the spacer sleeves at the corresponding positions in a matched mode respectively, and when the fixing screws are screwed and connected with the threaded holes in the core plate, the connecting pieces and the two corresponding spacer sleeves are pressed and fixed. According to the utility model, the problem of abnormal rotation of the core plate caused by unstable fluid pressure is solved, the reliability of the position of the core plate is improved, the precision of a fluid flowing section is ensured, the structure is simple, the flow regulation is convenient, the equipment debugging time is shortened, the flow regulation efficiency is improved, and the use value is higher.

The utility model belongs to the technical field of household appliance assembly, and particularly relates to a hoisting device and a ceiling machine. The connecting assembly is used for installing a target piece on an installing face, the support is used for being connected with the installing face, the connecting assembly comprises an installing piece, a locking piece and two hanging pieces, the installing piece is used for being arranged on the target piece, and the hanging pieces are arranged on the support; the mounting piece drives the two hanging pieces to be far away from each other, so that the two hanging pieces jointly support the mounting piece through the two sides of the mounting piece; the locking piece moves relative to the hanging pieces so as to lock or unlock the two hanging pieces. According to the connecting mode, the requirement for the butt joint accuracy of the ceiling machine is lower, butt joint is more convenient, the ceiling machine can be stably hung on the mounting face through the connecting assembly, and butt joint mounting of the ceiling machine is more convenient, rapid and efficient.

The utility model relates to the technical field of bus assembly, in particular to an adjusting tool for a bus assembly trolley. A bus assembly trolley adjusting tool comprises a bottom plate, the upper end of the bottom plate is connected with a lower base, a sleeve is arranged in the lower base, a lead screw is arranged in the sleeve, an adjusting nut is arranged on the lead screw, the lower end of the adjusting nut is fixed to the upper end of the sleeve, the upper end of the lead screw is connected with an upper supporting plate, and the left side and the right side of the upper supporting plate are each provided with a fender bent upwards. A guide groove is formed in the fender, a plurality of first fixing holes with different heights are formed in the outer wall of the lower base, and a plurality of second fixing holes matched with the first fixing holes are formed in the outer side of the middle sleeve. Compared with the prior art, the tool is simple in structure and easy to machine, the height of the tool is adjusted in real time according to buses of different diameters, a worker can conduct butt joint installation conveniently, and the working efficiency and the assembling quality are improved.

The invention relates to the technical field of fixing devices, in particular to an oil exploitation connecting mechanism which comprises a supporting base, a positioning seat is slidably connected to the top of the supporting base, a fixing seat is rotatably connected to the top of the positioning seat, two positioning mechanisms are symmetrically arranged on the surface of the positioning seat, and a fixing mechanism is arranged in the fixing seat. The positioning mechanism comprises two fixing clamps and a hydraulic cylinder. A plurality of drill rods are fixed through the positioning mechanism and the fixing mechanism correspondingly, then through the rotating effect of the fixing base, connection between the upper drill rod and the unused drill rod is facilitated, positioning installation between the whole and the lower drill rod is facilitated, and in the rotating process, the cleaning box is forced to move to the position over the lower drill rod, so that the cleaning efficiency is improved. The threads at the connector are rotationally washed through rotation of the fan wheel, slurry can be prevented from remaining at the threads, it is guaranteed that butt joint installation is conducted smoothly, and the threads are prevented from being damaged.

The utility model discloses a pipeline installation connecting device which comprises an installation workbench, the left end and the right end of the installation workbench are jointly provided with a fixing device, a sliding groove is formed in the middle of the upper end of the installation workbench, the left portion and the right portion of the upper end of the sliding groove are each provided with an adjusting device, and the upper ends of the two adjusting devices are each provided with a supporting frame. Clamping devices are jointly installed between the front inner walls and the rear inner walls of the two supporting frames. According to the pipeline installation connecting device, the first electric telescopic rod pushes the first clamping base to move towards the second clamping base, the first clamping base fixes a pipeline in the supporting frame, the situation that the pipeline shakes and deviates during butt joint installation is avoided, the two clamping bases are each provided with an anti-skid pad, and therefore the pipeline installation connecting device is convenient to use. And in addition, a first electric telescopic rod can drive a first clamping base to be adjusted front and back, and therefore the device can fix pipelines of different models.

The machining center for the numerical control machine tool comprises a connecting block and a conical block, clamping grooves are formed in the two sides of the conical block, movable cavities are formed in the front side and the rear side of one end of the connecting block, and moving grooves penetrating to the movable cavities are formed in the front side and the rear side of the connecting block. A moving block is slidably connected to the interior of the moving cavity, a sliding groove is formed in the side wall, away from the moving groove, of the interior of the moving cavity, a limiting protruding block close to one end of the connecting block is fixedly connected to the inner wall of the moving cavity, a shifting button is integrally connected to one side of the moving block, and a contraction groove is formed in the opposite face of the moving block; the shifting button is in sliding connection with the moving groove, and a clamping rod is in sliding connection with the interior of the contraction groove. And the clamping head and the clamping groove are fixedly clamped, and the connecting block and the conical block are fixed and cannot be loosened, so that the connecting block and the conical block are conveniently butted and mounted, and the conical block is more convenient to replace.

The present invention relates to the field of cable processing technology, and specifically to cable processing equipment and methods with radio frequency identification functions. The present invention comprises a processing frame and a vertical plate of a concave structure. The vertical plate is fixedly installed on one side of the inner wall of the rear end of the processing frame. A limiting mechanism is arranged at one end of the inner wall of the rear end of the processing frame away from the vertical plate. Fixed frames are fixedly installed at the upper and lower ends of the front end surface of the vertical plate, and cutting blades are arranged through the center of the fixed frame. The upper and lower sets of cutting blades are arranged in a conical structure at the opposite ends. Vertical grooves are provided at the front and rear ends of the fixed frame. At the center of the front end surface of the cutting blade, the present invention is based on the adaptability adjustment of cables of various sizes, and it is convenient to perform horizontal and vertical staggered cutting of cables to speed up the cable stripping process. At the same time, the cable end after stripping is pressed and rubbed to further remove the residual outer skin of the cable end, thereby improving the processing efficiency of the radio frequency cable.

The utility model discloses a combined gutter bracket, which is characterized in that a combined component is composed of a C-shaped purline, angle steel and a supporting piece, and the C-shaped purline, the angle steel and the supporting piece can be assembled together to form the combined component in a workshop, so that the combined component is integrated, and later field installation is facilitated; during on-site installation, the two C-shaped purlines and the steel angles are fixed to the columns on the two sides respectively, and then the drainage pipe is clamped into the inner side of the U-shaped supporting plate and clamped and fixed to the inner side of the elastic clamping plate, so that the drainage pipe is convenient to install and fix, the on-site installation efficiency is greatly improved, and the on-site labor cost is reduced; due to the fact that the C-shaped purlines, the angle steel and the supporting pieces are all spare parts with fixed sizes and models, factory standardized overall manufacturing is facilitated, machining precision is convenient to control, two adjacent combined components are in butt joint through the connecting plates during field installation, and installation and butt joint are convenient.

The utility model discloses an easy installation type glass curtain wall, which relates to the field of glass curtain walls, and comprises a wall plate, a clamping groove is arranged in the wall plate, a threaded hole is arranged on the inner wall of the clamping groove, an installation frame is arranged in the wall plate, a clamping plate is fixedly connected with the outer wall of the installation frame, a bolt is arranged in the clamping plate, and the threaded hole is arranged on the inner wall of the clamping groove. By moving the mounting frame and inserting the clamping plate into the clamping groove formed in the wall plate, the mounting frame is in butt joint with the wall plate, the bolt penetrates through the clamping plate and is in butt joint with the inner wall of the threaded hole, the bolt can be inserted into the threaded hole by rotating the bolt, the effect of conveniently performing butt joint mounting on the glass curtain wall is achieved, and the mounting efficiency of the glass curtain wall is improved; the wear-resistant layer is fixedly connected to the interior of the sealing strip, the wear-resistant layer is made of polyvinyl chloride, the wear-resistant performance of the sealing strip can be improved, the waterproof layer is fixedly connected to the inner wall of the wear-resistant layer, the waterproof layer is made of polyurethane, and the waterproof performance of the sealing strip can be improved.

The utility model discloses an ultrasonic scalpel rod which comprises an upper rod body and a lower rod body in butt joint with the end portion of the upper rod body, fixing structures used for locking and fixing the end portion of the lower rod body are arranged on the two sides of the end portion of the upper rod body respectively, an inserting hole is formed in the middle of the end portion of the upper rod body, inserting grooves are formed in the two sides of the inserting hole respectively, and the inserting grooves are communicated with the inserting holes. And the end part of the lower rod body is respectively provided with an insertion column and an insertion plate which are distributed corresponding to the insertion hole and the insertion groove. According to the utility model, a lever structure is formed among the straight section, the warping section, the pressing section, the connecting seat and the fixed seat, and under the action of the spring and the inserting block, the inserting plate at the end part of the lower rod body can be conveniently locked and fixed, so that the upper rod body and the lower rod body can be conveniently assembled and disassembled in a butt joint manner; and when the ultrasonic scalpel needs to be replaced, only the lower rod body needs to be detached from the upper rod body and replaced, so that the cost is reduced, and the operation is simple and rapid.

The application discloses a mine underground geological exploration drilling device and relates to the technical field of exploration drilling machine equipment. The device comprises a machine table, a punch drill bit slidably arranged on the top of the machine table, and a turnover mechanism arranged on one side of the top of the machine table. A clamping mechanism is arranged on the top of the turnover mechanism. A transfer mechanism is further arranged on one side of the top of the machine table. The transfer mechanism comprises a carrying box fixedly arranged on one side of the top of the machine table. Two mounting plates are fixedly arranged at the two ends of the side of the carrying box close to the clamping mechanism. A discharging roller is rotatably arranged between the mounting plates. The drilling tools to be installed are stacked in advance in the transfer mechanism, and the turnover mechanism is used to drive the drilling tools to be installed to be quantitatively and periodically discharged. Meanwhile, the clamping mechanism is used to clamp the drilling tools and turn over and stack the drilling tools on the bottom of the punch drill bit. The mine underground geological exploration drilling device has the effects of full-automatic installation and transfer of the drilling tools of the drilling machine and greatly improved operation convenience.

The utility model discloses a safe tail gas recovery device in a waste lubricating oil regeneration process, which comprises an evaporator, a tail gas pipe, a recovery processing box and mounting mechanisms, the tail gas pipe and the recovery processing box are fixedly connected to the upper end of the evaporator, and the mounting mechanisms are arranged on the outer side of the tail gas pipe at equal angles. The mounting mechanism is used for limiting the position between the tail gas pipe and the recovery treatment box, the activated carbon filtration and purification net is mounted in the middle of the recovery treatment box in an inserted mode, and a sealing gasket is arranged at the joint of the activated carbon filtration and purification net and the front side of the recovery treatment box in an attached mode. According to the tail gas safety recovery device in the waste lubricating oil regeneration process, butt joint installation between the tail gas pipe and the recovery treatment box is facilitated, the recovery treatment box can be fixedly installed at the corresponding position of an evaporator, and the sealing ring is arranged between the recovery treatment box and the tail gas pipe in an attached mode, so that the airtightness of the connecting position can be improved; and the tail gas is purified and filtered through the activated carbon filtering and purifying net.

The height-adjustable wind measurement mast comprises an upper mast assembly and a lower mast assembly, the upper mast assembly is detachably installed on the top of the lower mast assembly, and the bottom of the lower mast assembly is connected with a cabin of the wind turbine generator. The upper mast assembly comprises a semispherical lightning rod, an equipment mounting and fixing plate, a supporting frame, a reinforcing rib plate and a mounting base, the semispherical lightning rod is mounted on the equipment mounting and fixing plate, a preset distance is reserved between the semispherical lightning rod and the equipment mounting and fixing plate, and a plurality of equipment mounting holes are formed in the equipment mounting and fixing plate; the upper end of the supporting frame is connected with the bottom of the equipment installation fixing plate, the lower end of the supporting frame is connected with the installation base, and the reinforcing rib plates are arranged between the supporting frame and the installation base. The height of the wind measurement mast can be adjusted according to actual conditions, the problem that wind measurement data are inaccurate due to the fact that an anemorumbometer on the wind measurement mast is shielded by an object is solved, and the wind measurement mast is simple in structure and convenient to install and maintain.

The utility model discloses a fantastic colored lamp band with an anti-scattering structure, which comprises a portable auxiliary box, a butt-joint structure, a tightening rotating disc and a fixed protective cover, the butt-joint structure is fixedly arranged on the surface of the portable auxiliary box, the tightening rotating disc is fixedly butted on the surface of the butt-joint structure, and the tightening rotating disc is fixedly butted on the surface of the butt-joint structure. According to the colorful lamp band with the anti-scattering structure, the tightening rotating disc is arranged to fix the lamp band so that the lamp band can be conveniently used, the lamp band can be wound after being used, and therefore the colorful lamp band is convenient to use, convenient to use and high in practicability. The structural assembly can be quickly disassembled and assembled, the fixed protective cover is arranged to shield the top, dust is prevented from entering the interior, meanwhile, the tightening rotating disc is fixed by being in butt joint with the butt joint structure, and the tightening rotating disc is conveniently rotated through the rotary knob so as to wind the lamp strip.

The utility model discloses a conveying device with a dust removal function, which relates to the technical field of conveying devices, and comprises a conveying device body, three dust removal mechanisms are arranged on one side of the conveying device body, each dust removal mechanism comprises a fixing part, an adjusting part is arranged on the bottom side of each fixing part, and the adjusting parts are arranged on the bottom side of the conveying device body. A screw rod is arranged at one end of the adjusting piece, bearings are arranged on the inner walls of the two ends of the fixing piece, a sliding block is arranged in the fixing piece, a connecting piece is arranged at one end of the sliding block, a dust removal brush head is arranged on the bottom side of the connecting piece, and a dust suction machine is arranged on the bottom side of the connecting piece; the dust removal mechanism is designed on one side of the conveying device body, so that floating dust on the surface of a paper product can be brushed off by a dust removal brush head in the dust removal mechanism when the paper product is conveyed on the conveying device body, and the contact force between the dust removal brush head and the paper product can be controlled by rotating the adjusting piece, so that efficient dust removal is achieved.

The invention discloses a raw material bin self-exhausting dust suppression device, and relates to the technical field of dust suppression devices.The raw material bin self-exhausting dust suppression device comprises a material bin, the material bin is arranged on the ground, a hole is formed in the upper wall face of the material bin, and a dust collection chamber is fixedly installed on the hole. A plurality of metal square plates are arranged in parallel in a manner that the lengths of the metal square plates are gradually increased, and a labyrinth channel with a complex structure is formed in the dust suppression chamber. When dust-containing airflow passes through from bottom to top, the direction and the speed must be changed for multiple times, the airflow passes through the dense round hole arrays on the different metal square plates in sequence, and the probability of collision and condensation between dust particles and the wall surfaces of the metal plates and between the particles is greatly increased through the multi-stage and gradient blocking structure. Compared with a traditional structure with a single aperture or a simple baffle plate, the dust collector has the advantages that the primary dust separation efficiency is remarkably improved, and the load of a rear-end filtering assembly is reduced.

The utility model discloses a floor assembly type building all-steel framework structure which comprises an all-steel framework body and a hoisting mechanism, the all-steel framework body is composed of a vertical steel framework and a horizontal steel framework, supporting hard plates are fixedly installed in the vertical steel framework and the horizontal steel framework, and a fixing mechanism comprises a fastener and a lug plate. A bottom plate is installed at the bottom end of the vertical steel framework, the hoisting mechanism comprises a hoisting plate, a telescopic plate and a fixing plate, the telescopic plate is installed on the surface of the hoisting plate, and the fixing plate is fixedly installed on the lower surface of the hoisting plate. According to the floor assembly type building all-steel framework structure, the all-steel framework body which is integrally formed is arranged, assembling is convenient, meanwhile, the hardness of the all-steel framework body is improved through the reinforcing ribs and the supporting hard plates, the compression resistance of the all-steel framework body is improved, a hoisting assembly is convenient to disassemble and assemble through the hoisting mechanism, the steel framework structure is convenient to fixedly install, and the steel framework can be fastened through the fixing mechanism; and the firmness is improved.

The utility model discloses a coal drop pipeline of a thermal power plant, which relates to the field of coal drop pipelines and comprises a conveying pipeline, a first flange plate is fixedly connected to the outer wall of the conveying pipeline, an insertion hole is formed in the first flange plate, and a second flange plate is mounted on the outer wall of the first flange plate. An inserting block is fixedly connected to the outer wall of the second flange plate, a bolt is installed in the second flange plate, a nut is installed on the outer wall of the bolt, a connecting pipe is fixedly connected to the inner wall of the second flange plate, an inserting ring is fixedly connected to one end of the connecting pipe, and the connecting pipe is moved to drive the inserting ring to be inserted into the conveying pipeline. And the bolt penetrates through the second flange plate and the first flange plate, the nut is moved to one end of the bolt, and the bolt is rotated, so that the effect of conveniently carrying out butt-joint installation on the conveying pipeline and the connecting pipe is achieved, and the butt-joint installation efficiency of the coal drop pipeline is improved.

The utility model discloses a thread meshing flange with a sealing structure, which comprises flange bodies, a connecting pipeline in threaded connection with the outer sides of the flange bodies, and a butt-joint mounting mechanism arranged between the flange bodies on the left side and the right side. The butt joint installation mechanism is arranged on the left side and the right side of the fixing cylinder and used for conducting butt joint installation on the flange bodies on the left side and the right side, and the fixing connection columns are arranged on the outer side of the fixing cylinder and are arranged at equal angles on the outer side of the fixing cylinder. According to the thread meshing flange with the sealing structure, the sealing effect is better, bolts are connected into the reinforcing screw holes in a threaded mode, a connecting pipeline is extruded, the connecting pipeline and the flange bodies can be further positioned, loosening is prevented, butt joint between the flange bodies on the left side and the right side is facilitated, and the sealing effect is better. And the left and right two groups of flanges can be conveniently positioned.

The invention discloses a transformer fault automatic alarm device and a use method thereof, and relates to the technical field of power equipment. The transformer fault automatic alarm device comprises a device base arranged at the bottom of a transformer body, an annular guide rail frame is arranged on the device base, a rotating ring is rotationally connected to the annular guide rail frame, a limiting seat is fixedly connected to the rotating ring, and a fault recognition terminal is movably connected to the limiting seat in a clamped mode. According to the transformer fault automatic alarm device, the fault identification terminal and the microphone module are designed, working sound signals of the transformer body are received and processed, when the sound signals are abnormal, the alarm assembly is adopted for automatic alarm, through the design of the driving unit, the device carries out all-around sound identification and detection on the transformer body, and the fault detection efficiency is improved. And meanwhile, the design of the noise reduction unit is matched, so that the rotating ring is automatically lubricated when moving along the annular guide rail frame, and the situation that noise at the transmission position affects the fault sound detection effect is avoided.

The utility model discloses a split-barrel type underwear washing machine which comprises a base assembly, a barrel body assembly and an upper cover assembly. The can body assembly is correspondingly placed on the base assembly in a separated mode, and the upper cover assembly is detachably installed on the can body assembly. The base assembly comprises a base shell and a driving mechanism arranged in the base shell, the base shell is provided with a rotating seat driven by the driving mechanism, and the rotating seat is provided with a butt-joint clamping groove used for being correspondingly and separately installed with the can body assembly. The base assembly, the can body assembly and the upper cover assembly of the device are all separable and detachable, so that the device can be carried separately and is convenient to carry, and the space is saved; according to the device, butt joint installation of the base assembly and the barrel body assembly is very convenient, the independent impeller assembly is arranged in the barrel body assembly, on one hand, the independent impeller assembly can be correspondingly connected with the base assembly, and on the other hand, cleaning is cleaner and more thorough.

The utility model discloses an anti-clogging jet aerator, which relates to the field of sewage treatment equipment, and comprises an aerator shell, the outer wall of the aerator shell is fixedly connected with a mounting sleeve, the mounting sleeve is internally provided with a sliding chute, the inner side wall of the sliding chute is provided with a clamping groove, the mounting sleeve is internally provided with an insertion ring, and the insertion ring is fixedly connected with the mounting sleeve. A sliding block is fixedly connected to the outer wall of the inserting ring, an elastic clamping block is fixedly connected to the outer wall of the sliding block, a nozzle is fixedly connected to the outer wall of the inserting ring, and by rotating the nozzle, the clamping groove can extrude the elastic clamping block, so that the elastic clamping block deforms, limiting on the sliding block is relieved, and the sliding block is driven to rotate to the bent position of the sliding groove; when the nozzle is pulled outwards, the sliding block can be moved out of the sliding groove in a sliding mode and drive the elastic clamping block to restore, the insertion ring is moved out, the nozzle can be conveniently and regularly detached and cleaned, and the effect of preventing the jet aerator from being blocked is achieved.