575results about How to "The disassembly process is simple and convenient" patented technology

Disclosed are a building structure and a construction method. The building structure comprises upright columns, prefabricated plates or prefabricated frames and columnar connecting parts. Each prefabricated plate or prefabricated frame comprises reinforced beams or section crossbeams and embedded connecting parts, wherein the reinforced beams or section crossbeams are embedded in the prefabricated plates or prefabricated frames, and the embedded connecting parts are arranged at connecting joints for connecting the reinforced beams or section crossbeams; the columnar connecting parts are mounted at connecting joints of the prefabricated plates or prefabricated frames; the number of the columnar connecting parts is smaller than or equal to that of the embedded connecting parts; each embedded connecting part comprises a first positioning mechanism; each columnar connecting part comprises one to four second positioning mechanisms matching with the corresponding first positioning mechanisms in a one-to-one correspondence manner; and the first positioning mechanisms and the corresponding second positioning mechanisms are vertically connected in an inserted manner, and the columnar connecting parts are fixed with the one to four embedded connecting parts at the connecting joints. The building structure and the construction method have the advantages that various portions of the building structure can be mechanically assembled and disassembled, can be reused, and are convenient in assembly and disassembly, and the connecting joints are firm and reliable in connection and fine in load-carrying capability.

The invention relates to a welding device, in particular to an automatic petroleum pipeline circular seam welding device. The automatic petroleum pipeline circular seam welding device comprises a pipeline clamping system, a power and control system, a welding gun clamping system and a welding gun. The pipeline clamping system is installed on a petroleum pipeline, the power and control system is installed on the pipeline clamping system, the welding gun clamping system is installed on the power and control system, and the welding gun is installed on the welding gun clamping system. The automatic petroleum pipeline circular seam welding device is directly installed on the petroleum pipeline in need of welding, the welding gun is driven to act through gear transmission so as to complete the circular seam welding process. The automatic petroleum pipeline circular seam welding device has the advantages of being simple and compact in structure, small in size, low in cost and high in automated degree. Welding can be stopped automatically through a contact type travel switch when a half circle is welded, the welding process is divided into two steps and completed through welding of the two half circles, and thus welding quality is improved. Spiral transmission is adopted for the welding gun clamping system to adjust the position of the welding gun, the distance between the welding gun and the petroleum pipeline can be adjusted precisely, and the welding quality of a circular seam is further improved.

The invention relates to a hoisting crane with large lifting load and lifting height, which comprises a four tower leg portal frame, a trolley (7), two sets of trolley traction mechanisms(6) and a hoisting mechanism (12), wherein the four tower leg portal frame consists of four tower legs (1) and a frame supported by the tower legs, and the frame consists of two main beams (5) and cross beams (11); the top of each tower leg is matched with a jacking mechanism and a jacking stock (4) of a tower crane capable of adjusting the height of the tower legs; the two main beams (5) are all paved with tracks for a trolley to travel; and sustaining wall supports (2) are arranged between the four tower legs and the mounted buildings(3). The hoisting method of the crane comprises: mounting and debugging the crane; repeatedly and simultaneously adjusting the height of the four tower legs and gradually hoisting steel structure sections according to requirements, and disassembling the crane. The tower legs have the advantages of lifting function, as well as convenient assembly and disassembly, and the hoisting machine is suitable for large lifting load and lifting height hoisting steel structure buildings.

The invention discloses an intelligent security camera convenient to demount and mount. The intelligent security camera convenient to demount and mount comprises an installation plate and an installation block. An installation hole is formed in one side face of the installation plate, and a first fixing plate and a second fixing plate are fixedly connected to one side face of the installation plate, wherein the first fixing plate is located below the second fixing plate. The upper surface of the first fixing plate is movably connected with the lower surface of the installation block, and a sliding groove is formed in the upper surface of the first fixing plate. A sliding block is fixedly connected to the lower surface of the installation block, and the sliding block is movably connected to the interior of the sliding groove. A cavity is formed in the installation block, and a first movable rod is movably connected with the interior of the cavity. One end of the first movable rod is fixedly connected with a first spring, and the other end of the first spring is fixedly connected with the inner wall of the cavity. By means of the intelligent security camera convenient to demount and mount, the first movable rod, a second movable rod and a second spring are arranged so that the problems that a current camera is difficult to demount for workers, and the risk that the workers work on a climbing tool is increased can be solved.

The invention discloses a method for integrally disassembling a descending movable formwork bridging machine. The equipment for disassembling the movable formwork bridging machine comprises a bottom horizontal support system, two main girders, two nose girders, an external mold system, a front portal and a rear portal, wherein the bottom horizontal support system comprises two sets of pier-side brackets, a support trolley is installed on the pier-side brackets, and the two main girders are connected through multiple connection girders. The method comprises the following steps: (1) dismantling the front and rear portal and the nose girders; (2) installation of lifting system: installing a lifting system for lifting the disassembled movable formwork bridging machine on a constructed continuous girder by adopting lifting equipment; (3) hoisting the main girders, and longitudinally moving the pier-side brackets and the support trolley; (4) downward moving; (5) dismantling the pier-side brackets and the support trolley; (6) further downward moving; and (7) disassembling on the ground. The method disclosed by the invention is simple in step, reasonable in design, convenient in disassembly of the bridging machine, good in using effect, and capable of simply, conveniently and quickly finishing the disassembly processes of the movable formwork bridging machine; and the disassembly processes are safe, economical and practical.

A real time traffic light control system is disclosed and belongs to the technical field of traffic. The system comprises a traffic light control system, a traffic information control center and a terminal user device. Intersection information is filmed via a high definition camera and transmitted to a traffic light controller for processing, on and off of the traffic light is controlled in real time according to processing information, work information of the traffic light control system is transmitted to the traffic information control center via a communication module, the traffic information control center is used for controlling the traffic light control system to work according to obtained information and providing service for a user through the terminal user device, and trip routes are designed for the user. According to the real time traffic light control system disclosed in the invention, on and off time of a traffic light can be controlled in real time via a video monitoring mode, connection between the real time traffic light control system and a traveler is built via the traffic information control center and the terminal user device, transit information of all routes is sent to the traveler, the trip routes are designed according to requirements of the traveler, road usage efficiency can be effectively improved, and waiting time can be reduced for the traveler.

The invention provides an optical fibre-LED coaxial connector comprising a front-end outer sleeve and a rear-end sleeve matched with each other to form a cavity; an LED base is arranged in the front-end outer sleeve; a condensing lens is mounted between the LED base and an optical fibre end portion; an optical fibre fixer is mounted in the cavity for fixing the LED base, the condensing lens and the optical fibre; the optical fibre fixer comprises a centering ring and a clamping ring; the LED is used as input of the condensing lens and the optical fibre is used as a conductor for outputting light rays; an LED chip, a radiator, a chip lead, an electrode lead and a reflecting bowl are packaged on the LED base; the reflecting bowl outputs light to the LED for alignment; the condensing lens focuses light rays into the optical fibre; the centering ring and the LED base are processed accurately to ensure the optical fibre and the LED chip coaxial, thereby effectively improving the coupling efficiency; in addition, the connector has simple and compact mechanical connection structure, and simple and convenient installation and disassembly.

The invention discloses a long-term deflection monitoring system and method for a long-span bridge. The monitoring system comprises a plurality of static level gages which are installed on a monitored bridge body through multiple installation frames, the monitored bridge body is a box girder, and the installation frames are installed at the bottom of a box girder top board; each installation frame comprises a triangular supporting frame and a supporting board which is installed on the triangular supporting frame and is adjustable in installation height, the triangular supporting frames are transversely arranged in the bridge direction, and the static level gages are installed on the corresponding supporting boards. The monitoring system is easy and convenient to install and arrange, influence from external environment is small, the monitoring precision is high, and the use effect is good. The monitoring method comprises the first step of determining measured points and selecting a datum point, the second step of installing the installation frames, the third step of installing the static level gages, and the fourth step of monitoring the deflection for a long term. The process of monitoring the deflection for a long term comprises the steps of obtaining the initial liquid level height, determining the monitoring time points of the deflection and monitoring the deflection. The monitoring method is simple in step, convenient to implement, good in use effect and capable of effectively monitoring the deflection of the bridge for a long term.

The invention belongs to the field of mechanical equipment state monitoring, and particularly relates to a large-caliber lubricating oil path online metal particle monitoring device and detection method. The device comprises a sensor; the sensor comprises a first magnetic pole, a large-caliber oil pipe outer side plane groove, a detection coil, a second magnetic pole and an excitation coil; oil liquid is guided to pass through a large-caliber oil pipe along a lubricating oil path system of mechanical equipment; the two magnetic poles of the sensor are attached to the outer side of the large-caliber oil pipe; the excitation coil on the sensor is connected with a direct-current power supply; the detection coil is arranged on the outer surface of the large-caliber oil pipe; and the detectioncoil is connected with a voltage signal acquisition device. A direct current is used for driving the sensor to generate an axial high-gradient static magnetic field as an excitation source, and the sensor is good in anti-interference capability; and compared with a traditional inductance sensor which adopts high-frequency excitation, a driving circuit is simple, and the tiny parameter change of the excitation coil does not cause the considerable change of a sensor output, so that the manufacturing precision requirement on the sensor is not high.

The invention discloses a security camera convenient in maintenance. The security camera convenient in maintenance comprises a mounting plate and a mounting base; one side surface of the mounting plate is fixedly connected with a round rod; a blind hole is formed in one side surface of the mounting base; the round rod is movably connected into the blind hole; a first cavity is formed in the mounting base; a through groove is formed in the inner wall of the blind hole, and communicates with the first cavity; the bottom of the inner wall of the first cavity is fixedly connected with an extension sleeve; the top of the extension sleeve is fixedly connected with a movable plate; the movable plate is movably connected into the through groove; the surface of the extension sleeve is movably sleeved with a spring; one end of the spring is fixedly connected with the bottom of the inner wall of the first cavity; and the other end of the spring is fixedly connected with the lower surface of the movable plate. Through arrangement of the mounting base, the movable plate, a semicircular clamping block and a gear, the security camera convenient in maintenance solves the problems of difficult manual disassembly and increment of the working danger of workers on climbing tools after traditional cameras are broken down.

The invention discloses a lamp belt connecting assembly and a high-voltage flexible LED lamp belt applying the same. The lamp belt connecting assembly comprises male plugs, female plugs, connectors and a tail plug. According to the high-voltage flexible LED lamp SMD lamp belt, the length of the needed lamp belt can be acquired by the fact that lamp belt units are spliced freely according to actual needs by a customer, the male plugs or the female plugs are arranged at the head ends and the tail ends of the lamp belt units in the using process, and mutual butt joint of two lamp belt units is achieved through the male plugs and the female plugs, so that a plurality of lamp belt units can be connected front and back conveniently, and meanwhile the fact that one unit of the high-voltage flexible LED SMD lamp belt is scrapped due to wrong position shearing can be avoided. In addition, according to the lamp belt connecting assembly, assembling and disassembling are simple and convenient, an assembling structure is compact, waterproof and dustproof performance can be effectively achieved, and the using risk of the high-voltage lamp belt is lowered.

The invention relates to an overall construction method of an outer wall assembly timber formwork, in particular to an outer wall formwork supporting construction method in the field of construction.The construction method includes the steps of drawing a complete set of formwork design drawings; assembling a formwork; arranging a main keel and a vice keel; overall hoisting; adjusting the formwork; fixed arrangement; disassembling of a wall body formwork. The overall construction method of the outer wall assembly timber formwork has the advantages that the modernization of a construction technology is facilitated; the efficiency is improved; the construction period is shortened; the environment is protected; energy is saved and emission reduction is achieved; the quality and the property of a building are ensured; the novel technology of the architectural engineering is ensured; and high efficiency is ensured.

The invention provides a multi-split air conditioning system. The multi-split air conditioning system comprises an indoor unit, multiple outdoor units and super-cooling devices, wherein the multiple outdoor units are communicated with the indoor unit through pipelines after being connected in parallel, the super-cooling devices are detachably arranged on the pipelines, and the super-cooling devices are communicated with the indoor unit and the multiple outdoor units which are connected in parallel. The multi-split air conditioning system provided by the invention is provided with the multiple outdoor units which are connected in parallel, the super-cooling devices are detachably arranged on the pipelines, whether the super-cooling devices need to be arranged or not can be selected by a user according to self needs, and the super-cooling devices can be arranged in any positions on the pipelines; compared with a mode of arranging the super-cooling devices in the outdoor units in the prior art, the super-cooling devices are detachably arranged on the pipelines, on one hand, the using amount of the super-cooling devices is effectively reduced, the problem of resource waste is avoided, and thus the production cost of the multi-split air conditioning system is effectively reduced; on the other hand, the size of the outdoor units is effectively reduced, thus the conveying amount of the outdoor units is increased, and the conveying cost is reduced.

The invention relates to a solar flower box which comprises a solar cell panel, a light-emitting diode (LED) lamp strip, a base plate, a base side plate, an upper side plate and a connecting clamping column. The inner side wall of the flower box is provided with a baffle, the LED lamp strip is arranged in the baffle, and the side wall of the flower box corresponding to the LED lamp strip is provided with a light hole. The solar cell panel is arranged on the outer side of the flower box and electrically connected with the LED lamp strip. The upper end of the base side plate is connected with the beams, an arc-shaped connecting block is arranged between every two beams, the upper side plate is arranged between the base side plate and the beams, the upper end of the base side plate is provided with clamping heads, the side edges of the beams are provided with clamping grooves, and the base side plate is connected with the beams through the matching of the clamping heads and the clamping grooves. A connection mode between the base side plate and the connecting clamping column and a connecting mode between the beams and the arc-shaped connecting block are clamped connection. The upper side plate, the base side plate, the connecting clamping column and beams are made of aluminum alloy. The solar flower box has the advantage of immunization indication and is convenient to dismantle and install; and the solar flower box is made of aluminum alloy and is firm in structure and long in service life.

The invention discloses a water jet and corrosive liquid lower cutter ring wear test device and a test method. In the testing device, a telescopic oil cylinder is connected to a three-dimensional rack, a cross beam, a connecting plate, a three-way force sensor and a tool rest are sequentially connected below the telescopic oil cylinder, a bearing, a cutter shaft and a reduced-size cutter ring areconnected in the tool rest, a vertical nozzle guide rail is connected below the tool rest, a transverse nozzle guide rail, a nozzle support and a nozzle are sequentially connected on the vertical nozzle guide rail, the cross beam is symmetrically provided with two sets of tool rests, the reduced-size cutter rings, the nozzles and other parts about the telescopic oil cylinder, an extremely hard rock sample is placed in a stock bin box, the bottom of the stock bin box is connected with a hydraulic motor through a bolt, and an infrared thermometer is fixedly connected to the outer ring of a supporting base. The test method can be matched with the test device to complete the whole cutting wear test process of the cutter ring under the conditions of water jet and corrosive liquid, and can provide basis for predicting the wear life of the cutter ring of a hob and designing the wear resistance of the cutter ring of the hob under the conditions of water jet and corrosive liquid.

The invention relates to a moisture-proof and water-proof photoelectric sensor; a plurality of mounting bolts are in threaded connection with a mounting bottom plate; a fixed sleeve is arranged in an outer shell and connected with a supporting rod. A connecting plate is arranged on the supporting rod, and a photoelectric sensor body is mounted on the connecting plate; a light-transmitting part is arranged on the outer shell; a cooling fan is arranged on the side wall of the outer shell, and a connecting frame is arranged at an air outlet of the cooling fan; vent holes are formed in the connecting frame; an annular plate is arranged in the connecting frame, and a sealing ring is arranged on the annular plate; a sealing pressing plate is arranged in the connecting frame in a sliding mode, and a telescopic spring is arranged on the sealing pressing plate and connected with the connecting frame. A driving device is arranged in the outer shell and located above the connecting frame, and a pressing plate is connected to the driving device; a pressing bulge is arranged on the pressing plate. The photoelectric sensor is convenient and fast to assemble and disassemble, has good waterproof and moisture-proof effects on the photoelectric sensor, has a good heat dissipation effect, improves the use performance and prolongs the service life of the photoelectric sensor.

The invention relates to a sealing device for a separator of a vertical roller mill, which is applied to the building material industry, the metallurgical industry, the power plant industry, the chemical industry, the mine industry and the like and relates to engineering machines. In a separation process of the separator, two paths of seals are arranged between a rotor of the separator and a shell of the separator, the interior of the separator is sealed in positive pressure, the exterior of the separator is sealed in a combination manner in the form of a labyrinth, the labyrinth-shaped combined seal consists of an upper seal body and a lower seal body; and the upper seal body and the lower seal body are in a shape of circular ring, one end of each circular ring is a plane and the other end of the circular ring is provided with a plurality of trapezoid rings. The trapezoid rings of the upper seal body and the lower seal body are mutually inserted in opposite trapezoid slots, the circumferences of the trapezoid rings and the trapezoid slots are provided with intervals, the sinuate intervals are in the labyrinth-shaped combined seal. According to the sealing device for the separator of the vertical roller mill, disclosed by the invention, the pass possibility of wind through an interval between the rotor and the shell is completely avoided, the sealing effect is good, the structure is reasonable, and the assembly, the disassembly and the regulation are simple and convenient; and a machining manufacturing process is simple, the cost is low and the popularization application is convenient.

The invention provides a rapid switching device and method for a robot end tool, and relates to the technical field of automatic switching of the robot end tool. The rapid switching device comprises afirst assembly and a second assembly, wherein the first assembly comprises a tool tray, a male joint and a male joint seat; the second assembly comprises a motor, a connecting base A, a rotating sleeve, a connecting base B, a female joint, a female joint seat and a butted separation assembly; when the first assembly and the second assembly are connected, the tool tray is connected with a connection part B of the connecting base B through a connection part A, and the butted separation assembly is used for locking the tool tray and driving the male joint and the female joint to be butted simultaneously, or unlocking the tool tray and driving the male joint and the female joint to be separated simultaneously. The rapid switching method for the robot end tool is applied to the rapid switchingdevice for the robot end tool and comprises a butting process and a dismounting process. The robot end tool can be automatically dismounted and mounted by remotely controlling a robot, the whole dismounting and mounting process is rapid, simple and convenient and has good reliability, and besides, no interference is produced between the male joint and the female joint.

The invention discloses a smoke alarm fire extinguishing apparatus convenient to disassemble. The smoke alarm fire extinguishing apparatus convenient to disassemble comprises a base e and a minisize smoke alarm arranged on the lower portion of the base. An alarm disassembly device is arranged on the top of the base . A liquid guide through hole is vertically formed in the base. A spraying assemblymounting barrel is vertically connected to the lower portion of the base and internally provided with a vertical screw rod. The upper end of the screw rod is connected with a lifting drive motor. A rotation drive motor is arranged at the lower end of the screw rod. An output shaft of the rotation drive motor is movably sleeved with an engagement and disengagement member. The screw rod is in threaded connection with a lifting sleeve which is horizontally connected with a spraying assembly. A storage battery and a microcontroller are arranged in the base. Compared with the prior art, the smokealarm fire extinguishing apparatus convenient to disassemble is compact in structure, a mounting seat and a fixing seat can be quickly fixedly combined or separated, and in addition, the apparatus canmake a reasonable judgment according to the location of a smoke source and intelligently adjust the location of a spray mounting seat to spray water towards the smoke source.