138results about How to "Easy to plug in" patented technology

The utility model relates to the technical field of polypropylene particle cleaning, and discloses a raw material cleaning device for flame-retardant polypropylene sheet production, which comprises a box body, and a cleaning device is arranged on the box body. According to the raw material cleaning device for flame-retardant polypropylene sheet production, the mounting cylinder, the filter screen, the rotating seat, the positioning bolt, the first motor, a sliding rod, a second motor, a rotating rod, a gear, a sleeve, a gear ring and a mounting plate are arranged, the first motor is started to enable the mounting plate and the mounting cylinder to move downwards and sink into the water surface, the second motor is started, and the rotating rod is used for driving the rotating seat and the mounting cylinder to rotate; the polypropylene particles in the mounting cylinder are dewatered, so that water is prevented from dripping on the outer side of the box body, and meanwhile, subsequent drying of the polypropylene particles is facilitated; and by arranging the square rod, the cover plate, the screw rod and the U-shaped plate, the cover plate is positioned by utilizing the U-shaped plate, so that the mounting cylinder is conveniently blocked, and soaking, cleaning and water throwing of the polypropylene particles are facilitated.

The utility model discloses a kind of wire harness connector clamping devices, it includes handle, the first jaw of being set to the front part of handle, the second jaw of being rotatably set in the middle part of handle and the knob of being rotatably set to the rear part of handle;Rotary grip the knob can promote the rotation of second jaw, second jaw and first jaw are inserted tightly to the wire harness connector and are clamped;Spring for resetting is arranged between the first jaw and second jaw.The utility model can solve the problem of wire harness clamping difficulty under small space, and can be convenient for operator operation, improve efficiency.

The application discloses a mounting structure of a modular building curtain wall system, which comprises a fixing frame fixed on a building and a panel, the panel is connected with the fixing frame after being hoisted, a fixing seat is hingedly connected on the panel, a supporting frame for connecting the fixing frame is slidably connected on the fixing seat, the distance between the supporting frame and the panel is adjusted through a limiting assembly, when the distance between the supporting frame and the panel is reduced, the supporting frame drives the fixing seat to fold and retract towards the panel, when the distance between the supporting frame and the panel is increased, the supporting frame drives the fixing seat to stretch. The fixing seat is folded on the panel during hoisting, the length of the fixing seat folded towards the panel and extending out of the panel is greatly reduced, the possibility of collision between the fixing seat and the building during hoisting is greatly reduced, the influence of the fixing seat on the building curtain wall is reduced, and the technical problem that the whole composed of the panel and the connecting column occupies a large volume and causes the connecting column of the building curtain wall to be prone to collision in the prior art is solved.

The utility model discloses a sample plate capable of being stored in a stacking mode, and relates to the technical field of oven trays, the sample plate comprises a sample plate body, the sample plate body comprises an upper ring part and a lower concave part, and the upper ring part is integrally arranged on the side line of the lower concave part; a concave area is arranged in the lower concave part, a grid plate is mounted in the concave area, and a workpiece is placed on the grid plate; the fixed support plates are mounted at the bottom of the upper ring part of the sample disc body and are distributed in the circumferential direction; a rotating shaft is installed on the fixed supporting plate, and the rotating shaft is connected with the rotating body; the rotating body is suitable for rotating relative to the fixed support plate; the bottom of the rotating body is in an inverted conical cylinder shape; a bearing cylinder is mounted on the upper side of the upper ring part and is matched with the bottom of the rotating body; the technical problem that the utilization rate of heat radiation is not high due to the fact that only one row of metal workpieces can be independently placed on a single layer in an existing electric oven and other spaces formed by layer-by-layer distribution of a net frame cannot be effectively utilized is solved.

The utility model provides an automatic centering device for concrete compressive strength detection, which comprises a base, the top of the base is fixedly provided with vertical support rods in a rectangular array, a cleaning mechanism comprises a first motor, a translation screw rod, a movable sliding block and a longitudinal strip plate, and the back of a mounting block is provided with a back sliding chute. A translation screw rod is rotationally installed in the back sliding groove, a first motor is installed at one end of the translation screw rod, and the first motor is arranged close to the supporting plate; bristles and a scraping plate are arranged on the surface of the longitudinal strip plate, the side section of the scraping plate is triangular, and a containing cavity is formed in the longitudinal strip plate and used for receiving impurities scraped by the scraping plate; and a garbage can is hung at one end of the lower pressing block. When the device is used for detecting the compressive strength of the concrete test block, the centering arrangement of the test block can be quickly completed, repeated adjustment is not needed, and impurities at the upper pressing block can be quickly cleaned.

The utility model discloses a console, which aims at integrating a switch into the console and directly connecting light equipment to the console, and adopts the technical scheme that the console comprises a base, a control panel assembly and a display screen assembly, the base comprises a bottom plate, a front panel, a rear panel and two side plates are arranged on the bottom plate, the side plates are connected with the front panel and the rear panel, and the front panel, the rear panel and the side plates define a containing cavity on the bottom plate. The control panel assembly and the display screen assembly are arranged on the base and can cover the containing cavity. The front panel is lower than the rear panel, and a switch assembly is arranged on the rear panel; the switch assembly comprises a mounting plate body, and the mounting plate body is provided with a DMX interface, a Link interface, a USB interface, an HDMI interface, an aviation plug, a plurality of console interfaces and a plurality of network ports.

The utility model relates to a cooling assembly of a centrifugal casting mold, which belongs to the technical field of mold manufacturing and comprises a cooling cabinet, four supporting columns are arranged on the inner bottom side of the cooling cabinet, a plurality of cooling frames are connected to the outer surfaces of the four supporting columns, and a driving motor is connected to the bottom surface of the cooling cabinet. According to the cooling assembly, through the cooperation of the frame body, the connector, the supporting column, the adjusting block, the connecting rod and the inserting column, inserting connection between the inserting column and the multiple different adjusting holes can be facilitated, the placement position and distance of the mold can be adjusted conveniently according to the size and requirement of the mold, and the mold cooling effect is improved; and through cooperation of the cooling cabinet, the frame body, the driving motor and the stirring block, when the mold is cooled, the cooling liquid can be stirred, so that the cooling liquid makes full contact with all corners of the mold, the cooling efficiency is improved, the cooling liquid is fully cooled through the cooling pipe, and the cooling effect is improved.

The present application belongs to the technical field of water supply treatment and sewage treatment, and discloses a inclined plate sedimentation device with flexible self-cleaning and modular quick-release structure, which comprises a sedimentation tank for precipitating impurities in sewage and discharging the precipitated impurities by a discharge pipe; a support beam plate vertically installed inside the sedimentation tank; a rotating frame rotatably installed at the bottom of the support beam plate and fluctuating at the bottom of the support beam plate by an elastic component; and a flexible inclined plate installed at the bottom end of the rotating frame by a screw rod. The flexible inclined plate is caused to produce slight swing under the action of water flow by the elastic component, the particle adhesion condition is weakened, and the flexible inclined plate is self-cleaned. When the flexible inclined plate is damaged, the flexible inclined plate at the bottom of the side plate is replaced by loosening the screw rod, all the flexible inclined plates at the bottom of the support beam plate do not need to be replaced, and the flexible inclined plate can be selected according to the impurities in the sewage.

The invention provides an electric connector assembly, which comprises a cable connector and a circuit board, the cable connector comprises an insulating body, a plurality of wiring terminals accommodated in the insulating body and a cable connected with the wiring terminals, the insulating body is internally provided with a slot for accommodating the circuit board and a locking arm positioned above the slot, and the locking arm is positioned above the slot. The front end of the lock catch arm is provided with a hook portion protruding downwards into the slot, the edge of the circuit board is provided with a protruding insertion portion, and the insertion portion is inserted into the slot and matched with the hook portion in a lock catch mode. According to the cable connector and the circuit board, reliable and stable electrical connection can be directly established, switching through a board end connector is not needed, rapid self-locking can be achieved through cooperation of the lock catch arm and the lock catch hole, if the cable connector needs to be pulled out, the lock catch arm can be separated from the lock catch hole only by pressing the pressing part, unlocking and separation of the cable connector and the circuit board are achieved, and the cable connector is convenient to use. The overall structure is simple and operation is convenient.

The utility model relates to the technical field of protective nets, and discloses a folding storage type anti-falling protective net which comprises an anti-falling net body, upper half frames are arranged on the two sides of the top of the anti-falling net body, each upper half frame comprises a first opening, the two first openings are oppositely arranged, the two upper half frames are jointly connected with a hinge, the anti-falling net body comprises a honeycomb net face, and the honeycomb net face is connected with the honeycomb net face. Lower half frames are arranged at the positions, corresponding to the two upper half frames, of the bottom of the anti-falling net body respectively, damping parts protruding downwards are arranged in the lower half frames and comprise supporting rods abutting downwards, and alignment parts are further arranged at the bottoms of the lower half frames. The upper half frame, the anti-falling net body and the lower half frame are folded through hinges, the protective net can be conveniently stored in an automobile container, supporting rods of the damping part can support the ground, injuries caused by hard contact when people fall on the protective net are reduced, and a first well mouth alignment block and a second well mouth alignment block of the alignment part can be conveniently inserted into a well mouth.

This application relates to a lamp fixture, which falls within the field of lighting technology. The fixture includes a lamp body heat sink, a light-transmitting plate, and a side cover. The lamp body heat sink has a receiving groove, and the light-transmitting plate is installed within the receiving groove. The side cover is rotatably mounted on the lamp body heat sink via a rotating component. By flipping the side cover, it can move along the direction of movement of the light-transmitting plate, thereby sealing the opening of the receiving groove. The side cover is fixed to the lamp body heat sink by a snap-fit ​​limiting component. This application simplifies the lamp fixture structure and assembly process through the design of the rotating component and the snap-fit ​​limiting component, reducing manufacturing costs and making optical component replacement more convenient, thus improving maintenance efficiency. Simultaneously, the sealing design of the snap-fit ​​limiting component effectively seals the groove opening, preventing dust and insects from entering, enhancing dust and insect resistance, and ensuring stable operation of the optical components. This design not only solves traditional problems but also improves market competitiveness and user experience by simplifying the structure and reducing costs.

The utility model discloses a kind of blood sample storage devices of physical examination center, specifically related to blood sample storage device field, including storage box, square groove is respectively set on the two sides inner wall of storage box, threaded rod is rotatably arranged in one of square grooves, slide bar is fixedly arranged in another square groove, and placing frame is arranged between threaded rod and slide bar, and the top surface of placing frame is fixedly connected with extension frame;Extension frame is fixedly provided with plugboard, and a plurality of jack holes for placing blood sample tube are uniformly provided on plugboard.The utility model can adjust the height of placing frame by threaded rod when blood sample tube is inserted into jack hole, so that placing frame drives extension frame and plugboard in extension frame to move upwards to the top of storage box, so as to facilitate the insertion of blood sample tube in jack hole, and facilitate the inspection of information on blood sample tube, and after blood sample tube is placed, adjusting the height of placing frame to move into storage box.

The utility model relates to the technical field of oil pump manufacturing industry, and discloses a corrosion resistance testing machine for an oil pump shell, which solves the problem that the stability of the pump shell in a test box is difficult to guarantee at present, and comprises a test box, support columns are fixedly connected to the positions, close to four corners, of the bottom of the test box, and a stirring mechanism is arranged in the test box. A box cover is arranged right above the test box, a containing mechanism is arranged at the bottom of the box cover and comprises a hollowed-out frame located below the box cover, an opening is formed in the hollowed-out frame, a hollowed-out plate for blocking the opening is installed on the hollowed-out frame, a supporting block is fixedly connected to the outer side of the hollowed-out frame, and a supporting shaft is rotationally connected to the top of the supporting block; according to the utility model, through the cooperation between the supporting shaft and the sleeve plate as well as between the outer gear and the toothed plate, the hollow-out plate can rotate conveniently to block the opening in the hollow-out frame, and the pump shell can be limited and prevented from falling off from the hollow-out frame, so that the stability of the pump shell in the test box can be ensured conveniently.

The utility model discloses a waterproof wire harness rubber part of an automobile door, which relates to the technical field of automobile parts, and comprises an automobile body connector and an automobile door connector, a corrugated pipe is arranged between the automobile body connector and the automobile door connector, the automobile body connector is provided with a first sealing groove, the automobile door connector is provided with a second sealing groove, and the first sealing groove and the second sealing groove are communicated with each other. The automobile body connector is provided with a first clamping groove connected with the wire harness sleeve in a clamped mode, and the automobile door connector is provided with a second clamping groove connected with the wire harness sleeve in a clamped mode. Through the arrangement of the first sealing groove and the second sealing groove in the vehicle body connector and the vehicle door connector, water flow is prevented from permeating into the vehicle body connector and the vehicle door connector, so that the water flow is prevented from corroding the wire harness in the rubber part, and the sealing effect is better.

The utility model discloses a kind of electric power cable distribution box capable of realizing cable butt joint, including box, the both sides of box are fixedly installed with several installation rings, the top of box is fixedly installed with ceiling, the bottom of ceiling inner cavity is fixedly installed with air pump, the inside of ceiling is fixedly installed with folding pipe, several air holes are arranged in the inside of folding pipe, the inside of folding pipe both ends is fixedly installed with metal mesh plug, the inside of box is fixedly installed with two groups of mounting plate, box inside is fixedly installed with clamping wire tube. By the air pump being set, the input end of air pump extracts the airflow inside box, airflow enters the cone box inside through the air hole of bottom plate at this time, and enters the air pipe inside through through-hole, after filtering sundries and dust by the metal mesh cylinder and dust filter cylinder in the air pipe inside, airflow is introduced into the box inside, airflow enters the inside of folding pipe through air hole, and is discharged to outside through folding pipe, increase the heat dissipation efficiency and protection degree, overall use effect is good.

The application relates to the technical field of construction engineering and discloses a diaphragm wall supporting structure, which comprises a back plate, a front plate and a wall body for mounting the back plate and the front plate, characterized in that a plurality of notches are arranged on one side of the back plate and one side of the front plate, a connecting assembly is arranged on the wall body, the connecting assembly comprises a plurality of connecting rods, the connecting rods are inserted into the wall body, the two ends of the plurality of connecting rods are fixedly connected with connecting plates, the connecting plates are clamped with the notches, and a mounting cylinder is fixedly inserted between the two connecting plates; one side of the front plate is fixedly connected with a supporting structure, the supporting structure comprises two mounting plates, and the mounting plates are fixed on the front plate through bolts. The back plate and the front plate are fixed together through the connecting assembly, so that the stress area of the supporting structure when supporting the wall body is increased, the supporting structure and the connecting assembly are more firmly connected, and the fracture between the supporting structure and the connecting assembly is avoided.

This utility model discloses a socket-type busbar trunking, including an insulating shell, a conductive busbar, and an outer insulator. The insulating shell has conductive busbar slots extending in a left-right direction, and the conductive busbar is inserted into the conductive busbar slots, with its left and right ends extending outward from the insulating shell. The front of the insulating shell has a front socket for inserting external electrical components, with the front part of the conductive busbar protruding into the front socket. The rear of the insulating shell has a rear socket for inserting external electrical components, with the rear part of the conductive busbar protruding into the rear socket. The outer insulator covers the upper, lower, left, and right ends of the insulating shell. The left end of the outer insulator also covers and closes the left end of the conductive busbar, and the right end of the outer insulator also covers the right end of the conductive busbar, with the right end of the conductive busbar extending outward from the right end of the outer insulator. The right end of the conductive busbar is used to connect external electrical components. This utility model can accommodate multiple external electrical components and offers high safety.

A simple roll-changing machine includes a two-station film roll transfer mechanism for horizontally transferring new and old film rolls. The front of the two-station film roll transfer mechanism is equipped with a film-joining heat-sealing device. The film-joining heat-sealing device includes a frame, with a liftable pressing mechanism at the upper front end of the frame. The rear end of the pressing mechanism is hinged to the cylinder rod of a horizontal cylinder, and the cylinder body of the horizontal cylinder is hinged to the upper rear end of the frame. Below the pressing mechanism is an operating table with horizontally arranged cutting grooves and heat-sealing grooves, arranged sequentially from front to back and left to right. An upward-facing cutter is located in the cutting groove, and the lower end of the cutter is connected to a slide of a rodless cylinder. The pressing mechanism has a heat-sealing pad corresponding to the heat-sealing groove. A liftable heat-sealing mechanism is located directly below the heat-sealing groove, and a cutter locking mechanism is located at the lower end of the cutter. This invention realizes the roll-changing and film-joining action for heavy-duty film bags, with a simple structure, small footprint, and high equipment reliability.

This invention relates to the field of connector technology, and more particularly to an FPC connector assembly, including a male end and a female end. The male end includes a male terminal and a male socket for mounting the male terminal. The female end includes a female terminal that inserts into the male terminal and a female socket for mounting the female terminal. The front end of the female terminal is provided with an elastic element for elastically clamping the front end of the male terminal. When the front end of the male terminal is inserted into the female terminal, the elastic element undergoes elastic deformation to maintain the clamping force on the male terminal. The female socket is provided with a constraint mechanism corresponding to the female terminal. When the front end of the male terminal is inserted into the female terminal, the male terminal drives the constraint mechanism to compress the corresponding elastic element to increase the clamping force of the elastic element on the male terminal. This solution, by auxiliaryly pressing the free end of the arc-shaped spring, can prevent the decrease in clamping force caused by the decrease in the elasticity of the arc-shaped spring, effectively improving the clamping force of the arc-shaped spring of the female terminal on the male terminal and maintaining good contact between the male and female terminals.

This invention provides a virtual simulation training equipment for disaster relief and rescue, relating to the technical field of rescue training equipment. The equipment includes a base with a mounting slot at the top center. A rotating motor is fixedly connected to the bottom of the mounting slot, and a mounting plate is fixedly connected to the output shaft of the rotating motor. A computer terminal is fixedly connected to the top center of the mounting plate, and a signal transmitter and a signal receiver are also fixedly connected to the top of the mounting plate. The signal transmitter is located at the left edge of the mounting plate. By setting up the mounting slot, rotating motor, mounting plate, and first, second, and third simulation boxes, the signal transmitter and signal receiver can be easily rotated into different simulation boxes to understand the impact of signal transmission between the signal transmitter, computer terminal, and signal receiver under different environments.

The utility model belongs to environmental monitoring equipment technical field provides a kind of buoy type water quality monitoring device, including buoy body, the detachable insertion in the several monitoring sensors of buoy body on the plug-in board piece of detachable setting buoy body upper end surface;The plug-in board piece inside is provided with the power supply unit and main control unit being connected, the lower end surface of plug-in board piece is provided with several plug-in interfaces being electrically connected with the main control unit, the plug-in interface and the docking interface of the top end portion of monitoring sensor corresponding plug-in connection.The utility model provides a kind of buoy type water quality monitoring device, by plug-in modularization's design, can be according to actual monitoring demand collocation selection corresponding monitoring sensor, high degree of use flexibility, wide range of application, while plug-in modularization's design cancels the connecting cable wire harness in existing design, eliminates the defect of low stability, poor reliability, short service life caused by cable wire harness corrosion aging.

The utility model relates to the field of traffic guardrails, in particular to an aluminum alloy traffic guardrail which comprises a guardrail body, a connecting column, a lamp column installation piece and an anti-collision protection strip installation piece. Connecting columns are arranged at the left and right ends of the guardrail main body; the outer side of the connecting column is fixedly connected with a positioning groove used for clamping the end of the guardrail body. Counterweight pieces used for stabilizing and positioning the positions of the guardrails are inserted into the lower ends of the connecting columns. A lamp post installation piece used for road illumination after installation is arranged between every two adjacent aluminum alloy vertical beams. The front end of the aluminum alloy vertical beam is provided with an anti-collision protection strip installation piece used for preventing accidental collision. The detachable design is adopted for the whole guardrail, related parts can be conveniently and rapidly transported to an installation site, the detachable lamp post is installed on the inner side of the guardrail body, the road traffic safety is improved, the detachable anti-collision protection strip installation piece is additionally installed at the front end of the guardrail body, the guardrail body is protected against damage, and the safety of the guardrail is improved. And meanwhile, the damage to collided vehicles and pedestrians is reduced.

This invention proposes a high-current charging device, including a charging gun body and a charging port. The charging gun body includes a plug-in post, and the charging port includes a conductive sleeve. A tripping retaining ring is provided on the inner wall of the inner sleeve facing the charging gun body, and a tapered tripping slope is provided at the junction of the end face of the tripping retaining ring facing away from the charging gun body and the outer wall. A main elastic groove is provided at the front section of the conductive sleeve, and a secondary elastic groove is provided on the outer wall from the front section to the middle section. Buffer grooves are formed on the sleeve wall between adjacent secondary elastic grooves at the middle section of the conductive sleeve. An expansion slope adapted to the tripping slope is provided at the junction of the front end face of the conductive sleeve and the inner wall. This invention has the advantages of reliable connection, effectively reducing wear and insertion / removal resistance, while ensuring connection reliability.

This invention discloses a beam formwork installation and reinforcement device for confined spaces, comprising a disc-lock frame. An aluminum alloy beam bottom horizontal plate is mounted on top of the disc-lock frame, and a beam bottom support formwork is installed above it. A first timber beam is installed between the two. The inner side of the formwork is a concrete beam with integrated columns. Irregularly shaped metal rods with steel plates and clearance grooves are installed on the outer sides of the formwork on both sides of the columns. These irregularly shaped metal rods are connected by a connecting assembly. A second timber beam is installed between the two columns, with both ends contacting small channel steel. L-shaped fixing clips are fixed to the small channel steel. The connecting assembly replaces the original first nut with an end assembly, which includes a magnetic end plate, a square-section threaded sleeve, and a limiting nut. This invention adapts to confined space layouts through a modular aluminum alloy beam bottom horizontal plate and achieves precise reinforcement of the beam formwork while being suitable for operation in confined spaces using irregularly shaped metal rods with clearance grooves and a connecting assembly containing end assemblies.

This invention discloses a server module that is easy to plug in and fix. Its structure includes a server body, with connecting plates on both sides of the server body. The server body and the connecting plates are fixed with screws. A movable plate is located on one side of the connecting plate, and a support bar is fixed to one side of the movable plate. Slider blocks are fixed to both sides of the support bar, and a slide rail plate is located on one side of the slider. The slider and the slide rail plate are slidably connected. An adjustment mechanism is located on one side of the connecting plate, and a plug-in fixing mechanism is located inside the slider. The plug-in fixing mechanism includes an inner groove formed inside the slider. Slots are formed at the top and bottom of the slider, and two plug-in fixing components are located inside the slider. This server module has a torque adjustment function, which can adjust the position of the slider and the slide rail plate according to the size of the server rack, allowing the rack to accommodate servers of different sizes, facilitating plug-in, disassembly, and installation.

This utility model relates to a cleaning die pad for a horizontal extruder, comprising a die pad body coaxially disposed at the end of a perforating needle. The die pad body is annular, with its outer diameter smaller than the inner diameter of the extrusion cylinder to avoid direct contact and wear. The central hole of the die pad body is a stepped hole, comprising a small-diameter section, a large-diameter section, and a tapered section. Large-diameter sections are symmetrically arranged at both ends of the small-diameter section, and a tapered section is provided at one end of each large-diameter section, extending outward to the end face of the die pad body. The end of the perforating needle passes through one of the tapered sections and is inserted into the corresponding large-diameter section. The inner diameter of the large-diameter section is the same as the outer diameter of the perforating needle, and the insertion method facilitates the installation of the die pad body on the perforating needle. The die pad body of this utility model is coaxially mounted at the end of the perforating needle, ensuring that the die pad body remains centered within the extrusion cylinder. Using a centered die pad body enhances the cleaning effect and avoids wear on the inner wall of the extrusion cylinder.

The utility model relates to the field of multifunctional supports for beds, and discloses a multifunctional support for a bed, which comprises a support a, a connecting mechanism is arranged on the outer side of the support a, the connecting mechanism comprises a supporting assembly, and a support b is arranged on the outer side of the supporting assembly; the supporting assembly comprises a plurality of sets of mounting pins a fixedly connected to the inner walls of the support a and the support b in a penetrating mode. According to the utility model, the connecting plate a and the connecting plate b in the supporting assembly are respectively and rotatably connected with the bracket a and the bracket b through the mounting pin a and the mounting pin b, and the fixing pin can slide in the gourd-hole-shaped sliding chute of the connecting plate b, so that the bracket a and the bracket b can rotate relatively, and the position fixation can be realized through the clamping of the fixing pin in the sliding chute; therefore, the position of the support b can be adjusted to adapt to different use scenes, the space utilization rate is improved, and the support a is fixed to the side edge of the bed body and used as a fixed guardrail.

This invention discloses a method for controlling a blowout in a marine well by drilling through the riser. The method includes the following steps: establishing a working face using scaffolding; pre-positioning the crane vessel, workboat, and guard vessel before the operation; placing the casing drilling equipment, high-pressure pump, fire-fighting equipment, and protective gear on the workboat or wellhead area before drilling; selecting the drilling location and number of holes; pre-installing the riser backplate before drilling the outer riser; drilling the riser, technical casing, and production casing sequentially, confirming the safety of each annulus layer; upon discovering an overflow during drilling, quickly tightening the backplate; and implementing well control operations using heavy brine, barite slurry, or non-dispersible cement slurry. This invention addresses blowout situations in drilling or production wells on offshore platforms. It allows for close deployment of all aspects during emergency rescue, rapid sealing of the outer riser, and connection of the well control manifold to the internal wellbore. This enables successful well control and sealing operations in each annulus layer. The method is highly operable, has a short construction period, and requires minimal investment.

The utility model discloses a modularized drawer type switch cabinet, which relates to the technical field of switch cabinets, and comprises a switch cabinet main body, an installation adjusting mechanism is fixedly connected in the switch cabinet main body, a drawing type slide rail is installed on the side surface of the installation adjusting mechanism, a drawer main body is fixedly connected on the side surface of the drawing type slide rail, and the installation adjusting mechanism comprises a support rod. According to the height of an installation element in the drawer body, the drawer body is pushed up and down, the sleeve is driven to slide along the supporting rod, in the process that the sleeve slides along the supporting rod, the dovetail insertion block is separated from the interior of the dovetail groove in the surface of the supporting rod, at the moment, the second spring is compressed, and the limiting rod slides along the connecting frame; and after the dovetail insertion block reaches the position of a new dovetail groove again, the second spring recovers the deformation to push the dovetail insertion block to be inserted into the new dovetail groove in the side face of the supporting rod, so that the height of the drawer body is limited, and the limitation of a traditional fixed modulus is broken through.

This utility model relates to a leak-free sealing tee with an internally driven retaining ring. A flange is provided at the service end of the tee, and a locking ring groove is provided on the inner circumference of the flange. A plug is sealed and connected within the through hole at the lower end of the locking ring groove. Several retaining rings are provided on the upper surface of the plug, and a drive disc is connected to the center of the plug. The drive disc is connected to the retaining rings via a linkage structure. A movement limiting structure is also provided on the retaining rings. Rotation of the drive disc drives the retaining rings to move along the movement limiting structure via the linkage structure, inserting or removing them from the locking ring groove. This sealing tee uses a flange with a machined locking ring groove structure, and the plug is positioned within the tee by inserting the drive retaining ring into the locking ring groove.