36results about How to "Disassembly does not affect" patented technology

The invention discloses a compact dry-type transformer. The transformer comprises a shell, and a voltage transformation device and a ventilation device arranged in the shell, the shell comprises a base, supporting rods, a top plate and a surrounding plate. The top plate is arranged at one side of the base; grooves are formed in the sides, facing the coamings, of the base and the top plate and connected with the coamings in a clamped mode, the supporting rods are connected with the base and the top plate, the coamings are arranged between the top plate and the base, each coaming comprises semicircular plates and connecting plates, the number of the semicircular plates corresponds to that of the voltage transformation devices, and the semicircular plates and the connecting plates are sequentially connected at interval to form a ring shape. According to the technical scheme, main support is supported and stressed by the base, the supporting rods and the top plate which are connected withone another, the coamings are used for packaging and providing dustproof and waterproof capacity, each coaming comprises the semicircular plate and the connecting plate, the coamings are convenient todisassemble and assemble during maintenance and installation, and the coamings can be disassembled and assembled under the condition that a voltage transformation device is not affected.

The invention provides a puncture-proof, bullet-proof and skid-proof tire. The puncture-proof, bullet-proof and skid-proof tire comprises a tire casing, a bulletproof closed loop belt, skid-proof sleeves, skid-proof nails and small inflatable balls. A plurality of skid-proof sleeves and skid-proof nails are uniformly distributed in the circumferential direction of a tread of the tire casing; the bullet-proof closed loop belt is a ring-shaped rubber sheet, and a layer of cable chain protective ring nets is embedded at the center of the rubber sheet; a large number of the small inflatable ballsare placed in a cavity between the tire casing and the bulletproof closed loop belt. The assembled tire is bounded by the bulletproof closed loop belt to form a hub space and a tire space. After high-pressure gas is filled into the hub space, the air pressure in the hub space is greater than that in the tire space, and the bulletproof closed loop belt compresses the inflatable small balls to deform, and the pressure of the bulletproof closed loop belt is equal to that of the hub space. Due to the large number of the small inflatable balls, when a sharp object punctures the tire, only one smallball can be punctured, so that the pressure loss is small, and the tire pressure hardly changes; when a vehicle drives on snowy and icy roads, the skid-proof nails are inserted into ice and snow to play a role of skid resistance.

The invention discloses a link insulating board. The board comprises a first link insulating board, a second link insulating board, locking mechanisms and pre-positioning mechanisms. The first and second link insulating boards are spliced and assembled to form a link insulating board whole body. The first and second link insulating boards are provided with the locking mechanisms. One end of the first link insulating board and one end of the second link insulating board are movably hinged through a stainless steel hinge. The other end of the first link insulating board and the other end of thesecond line link insulating board are provided with pre-positioning mechanisms. The number of the locking mechanisms is two. The board is simple and reasonable in structure and convenient to use, andis composed of the first link insulating board and the second link insulating board, so that the link insulating board fixedly clamps an insulating ceramic sleeve, thereby effectively improving the installation firmness of the line link insulating board, and enabling the installation and disassembly of the link insulating board to be convenient without the impact on the use of the insulating ceramic sleeve. Moreover, the practicability is higher.

The invention discloses an SF buried oil tank, which includes a tank body, a manhole and a well seat arranged on the tank body, and an anti-seepage operation well is installed on the well seat, and the anti-seepage operation well includes from top to bottom The lower cylinder cover, the anti-consolidation upper cylinder, the leakage-proof middle cylinder and the leakage-proof lower cylinder are detachably connected in turn, and the leakage-proof lower cylinder is connected with the well seat. The cylinder cover includes a fixed cover plate and a movable cover plate, The fixed cover is buckled on the anti-consolidation upper cylinder, and a stepped through hole is processed in the middle of the fixed cover. One side of the movable cover is hinged to the side wall of the fixed cover on the side of the through hole and is used for movable sealing. The through hole is described, the lower surface of the movable cover is provided with two groups of clamping components, and the two groups of clamping components are respectively located on the two sides adjacent to the hinged side of the lower surface of the movable cover. The invention adopts the form of a half-open manhole cover, which reduces the risk of manhole cover loss and accidental falling into the well, and is equipped with a clamping component that can clamp a light source to irradiate the inside of the operation well, which is convenient for operators to perform maintenance.

The invention discloses an oxygen second level voltage stabilizer, comprising a valve, an air inlet arranged in the left side of the valve, an air outlet arranged in the right side of the valve, LCD (Liquid Crystal Display) screens arranged on the left and right sides on the top of the valve, a safe valve arranged on the right side of the bottom of the valve, adjusting valves arranged on the upper end and the lower end of the valve and arranged oppositely and ball valves arranged in the valve, wherein pressure sensors are arranged between the LCD screens and the valve. The oxygen second level voltage stabilizer can use pressure gages or the sensors and the LCD screens according to the choice of a customer, is in an integrated structure, and has the advantages that the size is small, no welding point exists, the mounting is convenient, no diaphragm is arranged in the adjusting valves, the material is anti-corrosion, the pressure gages are convenient to replace, the use is not influenced by the detachment and mounting, no switch is arranged, the switch, the adjusting valves and the valve are combined, and safety and reliability are realized.

The invention relates to a tensioning tool for simultaneously manufacturing a plurality of prestressed concrete pipe piles. The tensioning tool comprises a fixation plate (9) and a lock plate (3) arranged at two ends of a pipe pile mold (8). The lock plate (3) is provided with a tensioning screw (1), the screw (1) is provided with a locking nut (2) for locking the screw (1), one end of the screw (1) located in the pipe pile mold is provided with a tensioning plate (4) connected with the end plate of a cage of reinforcement, also included is a connection device located in the pipe pile mold (8) and between head and tail ends of two cages of reinforcement, the middle part of the connection device is provided with a through hole having a diameter the same as the inside diameter of the pipe pile, and the connection device is provided with a seal structure for preventing concrete from flowing into the connection device. The inventive tensioning tool is good to practice, that is, the tool can tension the cage of reinforcement, when a concrete pump and a pouring pipe are used for concrete pouring, without influencing pouring of the pouring pipe, and has good sealing performance.

An advertising board installing device comprises a fixing frame fixedly arranged in a wall, and an installing arm fixedly connected with the rear end of an advertising board. A limiting groove is formed in the upper end face of the installing arm. An installing groove with a forward opening and for installing the installing arm is formed in the fixing frame. An up-down telescopic groove is formed in the upper end wall of the fixing frame and internally provided with a limiting pin in a sliding manner, wherein the limiting pin is matched with the limiting groove. An ejector plate is fixedly arranged at the upper end of the limiting pin. An ejector spring used for ejecting the limiting pin into the limiting groove is arranged at the upper end of the ejector plate. When the advertising board is installed, only the installing arm needs to be pushed into the installing groove, and when the limiting pin is inserted in the limiting groove, the installing arm is limited in one direction, in other words, the installing arm cannot be pulled out, and at the moment, the advertising board is installed. The advertising board installing process is simple and convenient, installing is stable, falling is not likely to happen, and accordingly potential safety hazards are reduced.

The invention discloses assembly, transfer and storage methods for a diesel engine and a generator. A rotor is suspended through a fastening strip for assembly of the generator in the assembly method. Transferring is carried out through a hanger, and the lengths and the load capacity of a first lifting rope, a second lifting rope and a third lifting rope in the hanger are calculated in the transfer method; and transfer and storage are supported through a support frame in the storage method. By using the methods disclosed by the invention, when the diesel engine and the generator are assembled, the fastening strip is convenient and fast to assemble and disassemble, the occupied space is small, assembly is not affected and the cost of the fastening strip is low; when the diesel engine and the generator are transferred, one lifting point of the diesel engine and two support seats of the generator are selected as lifting points, two lifting points of the generator are symmetrically distributed and the three lifting points have stability, so that balance lifting of a whole system can be ensured; and the lengths and the minimum load capacity of the lifting ropes are determined through calculation, and the first lifting rope, the second lifting rope and the third lifting rope are combined into the hanger, so that the design time and the manufacturing cost are reduced.

An installation device of an advertisement board comprises a fixed frame which is firmly installed in a wall body and an installation arm which is firmly connected to the rear end of the advertisement board, wherein a limiting groove is formed in the upper end face of the installation arm; an installation groove which has a forward opening and is used to install the installation arm is formed in the fixed frame; a vertical telescopic groove is formed in the upper end wall of the fixed frame; a limiting pin fitted with the limiting groove is installed in the vertical telescopic groove in a sliding manner; an ejection pressing plate is firmly installed on the upper end of the limiting pin; and an ejection pressing spring which ejects and presses the limiting pin into the limiting groove is installed on the upper end of the ejection pressing plate. During installation of the advertisement board, only the installation arm needs to be pushed into the installation groove; when the limiting pin is inserted into the limiting groove, the installation arm will be limited in a single direction and cannot be plugged out. At this moment, installation of the advertisement board is completed. The installation course is simple and convenient; installation is stable; the advertisement board does not fall easily; and thus hidden safety dangers are reduced.

The invention provides a decorative board structure and a construction method thereof, which relate to the field of architectural decoration. The decorative panel structure includes a single decorative panel, a fixed rod is arranged on the outside of the single decorative panel, the single decorative panel is divided into a first decorative panel and a second decorative panel, and the front side of the fixed lever Rubber pads are provided on both sides, round holes are symmetrically arranged in the middle of the fixed rod, square holes are arranged in the middle of the fixed rod and below the round holes, and sleeves are arranged inside the square holes. The sleeve penetrates upwards to the inside of the round hole, the upper end of the sleeve is set as an inner hexagon bayonet, the side wall of the sleeve is fixedly connected with a clamping rod inside the square hole, the inside of the sleeve A second bolt is provided through, and the lower end of the second bolt is threadedly connected with the fixing rod, and a third locking groove is provided at both ends of the fixing rod. The present invention adopts the fastening mode of the clamping rod to fix the single decoration plate, which facilitates the operation of loading and unloading.

The invention relates to a split crimping MPO plug, which includes an outer shell, a pin part, a spring, a limit seat, a crimping sleeve and a tail sheath. The front housing on the tensile element on the outer periphery of the rear end housing of the seat and the rear housing crimped on the optical cable, the front end of the rear housing of the crimping sleeve is connected with a connection that can move axially in the rear end housing of the limit seat The connecting piece is inserted into the rear end shell of the limit seat and locked and positioned by the locking mechanism; the front shell and the rear shell of the crimping sleeve are detachable after the locking mechanism is unlocked, and the optical fiber is not stressed when the MPO plug is assembled and disassembled . The split-type crimping sleeve of the present invention is locked by a locking mechanism and anti-rotation by a anti-rotation mechanism. There is no need to disassemble the crimping sleeve and the limit seat when repairing and disassembling, and the optical fiber is not stressed during the entire assembly and disassembly process, and the optical fiber will not be damaged. Twist to facilitate rework grinding work and avoid damage to the fiber during handling.

The invention provides a stably installed climbing device in rock climbing equipment. The device comprises a base rack which is fixedly installed on the artificial rock wall, and a exchanging arm body which is fixedly connected with the right side of a rock point. A groove is formed in the upper side of the exchanging arm body. A fixing groove which is provided with an opening facing leftward is arranged in the base rack to fix the exchanging arm body. A groove capable of moving up-and-down is arranged at the upper side of the base rack. The groove capable of moving up-and-down is movably provided with a longitudinal rod which coordinates with the groove. The right end surface of the longitudinal rod is provided with a baffle sheet. The baffle sheet is made of rigid material, and is used for increasing the fastness of the longitudinal rod to make the exchanging arm body and the base rack not prone to loosening. The upper side of the longitudinal rod is fixedly provided with a first pressing panel. The upper side of the first pressing panel is provided with a first elastic part which is used for pressing the longitudinal rod to the groove.

An installation device of an advertisement board comprises a fixed frame which is firmly installed in a wall body and an installation arm which is firmly connected to the rear end of the advertisement board, wherein a limiting groove is formed in the upper end face of the installation arm; an installation groove which has a forward opening and is used to install the installation arm is formed in the fixed frame; a vertical telescopic groove is formed in the upper end wall of the fixed frame; a limiting pin fitted with the limiting groove is installed in the vertical telescopic groove in a sliding manner; an ejection pressing plate is firmly installed on the upper end of the limiting pin; and an ejection pressing spring which ejects and presses the limiting pin into the limiting groove is installed on the upper end of the ejection pressing plate. During installation of the advertisement board, only the installation arm needs to be pushed into the installation groove; when the limiting pin is inserted into the limiting groove, the installation arm will be limited in a single direction and cannot be plugged out. At this moment, installation of the advertisement board is completed. The installation course is simple and convenient; installation is stable; the advertisement board does not fall easily; and thus hidden safety dangers are reduced.

The invention discloses a FF buried oil tank with an anti-seepage well seat, which comprises a tank body and a well seat arranged on the tank body. Detachably connected cylinder cover, anti-consolidation upper cylinder, anti-leakage middle cylinder and anti-leakage lower cylinder, the well base includes the well base cylinder body and the internal pressure ring formed at the outer edge of the upper port of the well base cylinder body, The anti-leakage lower cylinder includes the lower cylinder body and the outer pressure ring edge formed in the lower cylinder body. The inner lower part of the outer pressure ring edge is processed with a first bevel angle, and the outer lower part of the inner pressure ring edge is processed with a second bevel angle. An annular cavity is formed between the bevel and the second bevel, and a floating ring for sealing the annular cavity is movably placed between the first bevel and the second bevel. Compared with the traditional sealing ring, the present invention has the advantage of better waterproof effect by arranging the anti-seepage component on the well seat, and can avoid the phenomenon of a large amount of water accumulation in the operation well.

The invention discloses a split type automobile anti-collision beam convenient to maintain. The split type automobile anti-collision beam convenient to maintain comprises a cross beam, energy absorption boxes and an energy absorption protecting cover, wherein the energy absorption boxes are arranged on the back face of the cross beam in a spaced mode, and the energy absorption protecting cover isarranged on the front face of the cross beam and extends to the outer sides of the two ends of the cross beam; the energy absorption protecting cover comprises two U-shaped bending plates and connecting strips, wherein the connecting strips are arranged between the two parallel U-shaped bending plates in a spaced mode, and the positions of the connecting strips correspond to the energy absorptionboxes in a one-to-one mode; and bolts penetrating through the cross beam and connected with the energy absorption boxes are arranged on the connecting strips, and threaded sleeves corresponding to thebolts are arranged in the energy absorption boxes. Through the mode, according to the split type automobile anti-collision beam convenient to maintain, a split type structure is adopted, the maintenance convenience is high, the energy absorption protecting cover is specially designed to protect the front face of the cross beam, the energy absorption protecting cover can perform fold deformation so as to realize energy absorption when the energy absorption protecting cover bears force, the energy absorption protecting cover is matched with the energy absorption boxes to reduce the damage to anautomobile body, and the replacement proportion of the cross beam in accidents is reduced.

The invention provides a stably installed climbing device in rock climbing equipment. The device comprises a base rack which is fixedly installed on the artificial rock wall, and a exchanging arm body which is fixedly connected with the right side of a rock point. A groove is formed in the upper side of the exchanging arm body. A fixing groove which is provided with an opening facing leftward is arranged in the base rack to fix the exchanging arm body. A groove capable of moving up-and-down is arranged at the upper side of the base rack. The groove capable of moving up-and-down is movably provided with a longitudinal rod which coordinates with the groove. The right end surface of the longitudinal rod is provided with a baffle sheet. The baffle sheet is made of rigid material, and is used for increasing the fastness of the longitudinal rod to make the exchanging arm body and the base rack not prone to loosening. The upper side of the longitudinal rod is fixedly provided with a first pressing panel. The upper side of the first pressing panel is provided with a first elastic part which is used for pressing the longitudinal rod to the groove.

The invention discloses a multifunctional bolt assembly convenient to dismount and mount. The multifunctional bolt assembly comprises a bolt body, a spring gasket body and a nut body, wherein the spring gasket body and the nut body are matched with the bolt body. The bolt body comprises a double-layer head body and a screw body, the double-layer head body comprises an outer layer body and a pressing head body, and the pressing plane of the pressing head body is provided with pressing sawteeth. The nut body comprises a double-layer screwing body and a connecting thread, the double-layer screwing body comprises an outer layer screwing body and an inner layer screwing body, and the pressing plane of the inner layer screwing body is provided with screwing body sawteeth. The spring gasket body is provided with clamping teeth which are matched with the pressing sawteeth and the screwing body sawteeth respectively. According to the multifunctional bolt assembly convenient to dismount and mount, a both-way meshing locking structure is adopted, meshing is reliable, the anti-disengaging effect is obvious, the bolt body is of a double-layer head body structure, the nut body is of a double-layer screwing body structure, dismounting and mounting are convenient, and the bolt assembly is convenient to manufacture, low in cost, obvious in effect and capable of being widely applied conveniently.

The invention discloses a hoisting device for an LED lamp, comprising a mounting rack (4) fixedly mounted on a ceiling, a lamp shell (5) mounted at the lower end of the mounting rack (4) and an LED lamp panel (50) mounted in the lamp shell (5); more than three suspension arms are provided and are uniformly distributed on the circumference of the edge of the upper end of the lamp shell; locating holes are formed in the end surfaces at the outer sides of the suspension arms; three groups of mounting assemblies matched with the suspension arms are arranged in the mounting rack (4); each of the three groups of mounting assemblies comprises a longitudinal slot (7) allowing each suspension arm to extend; movable slots located at the outer side ends of the longitudinal slots are formed in the mounting rack (4); movable pins (10) which can move left and right and are matched with the locating holes are mounted in the movable slots; movable plates (9) are fixedly mounted at the outer end sides of the movable pins (10); and the outer end sides of the movable plates are provided with elastic eccentric compression members (8) for inwards eccentrically compressing the movable pins (10) into the locating holes.