13results about How to "Smooth maintenance" patented technology

The utility model discloses an inflatable pump valve suspension fixing device which comprises an air bag frame and hinge seats, the hinge seats are installed at four corners of the air bag frame, movable frames are fixedly connected between the hinge seats on the same side, a group of buoy frames are installed at the positions of the movable frames respectively, and a group of inflatable buoys are fixed in the buoy frames respectively. According to the inflatable pump valve suspension fixing device, the inflatable buoys, the small air bags, the hinge seats and the pump valve are arranged, the two sets of inflatable buoys can automatically float along with rising and falling of the water level, it is ensured that the pump valve is located at the proper water level all the time, the buoyancy and stability of the inflatable buoys are improved through the multiple small air bags in the middle, and meanwhile due to the four hinge seats, the stability of the pump valve is improved. The inflatable buoy has a certain moving angle on the water surface, the stability of the whole system is enhanced through the triangular structure, the automatic adjusting capacity of the overflow drainage tunnel of the reservoir is improved, the adaptability of the pump valve to environmental changes is enhanced, and the problem that the structural stability is poor is solved.

The utility model discloses an electric vehicle charging protection device, and relates to the technical field of electric vehicle charging. The device comprises a device body, a jack, an inner plate, a damping rotating shaft, an outer plate and a display screen, limiting mechanisms are arranged on the two sides of the top of the device body, and limiting blocks, extension springs, electromagnets, magnetic resistance plates, compression springs and cams are arranged, so that when faults occur in the charging process and power failure is caused by the faults, the electromagnets have no power supply, and the display screen cannot be damaged. When a fault occurs but the electromagnet still has power supply, the cam is rotated, the compression spring and the sliding rod are used for pushing the magnetism-resisting plate to move to the position between the rectangular block and the magnetism-conducting block, the magnetic force transmission path is passively blocked, the magnetic attraction force is relieved, and the magnetic force is released. Afterwards, the extension spring assists the limiting block in resetting, locking of the damping rotating shaft can still be relieved, and the user can take down the charging line of himself or herself.

The present invention is applicable to the technical field of vacuum circuit breakers, and provides a locking device for an improved high-voltage vacuum circuit breaker, including a circuit breaker body. A locking housing is installed inside the circuit breaker body. A mounting plate is fixedly connected to the outer surface of the locking housing. The locking housing is fixed to the circuit breaker body through bolts passing through the mounting plate. An adsorption plate is fixedly connected to one side of the mounting plate. In the locking device for the improved high-voltage vacuum circuit breaker of the present invention, since the cross-section of the U-shaped transmission frame is U-shaped, when one iron rod is stuck and cannot descend, the other iron rod can still descend to push the U-shaped transmission frame to move, and realize the switch locking of the circuit breaker body, thus ensuring the smooth operation of the device. At the same time, to a certain extent, when the number of iron rods is reduced to one, when the iron rod is stuck and cannot descend, the situation where the device cannot normally lock the switch of the circuit breaker body will not occur.

The present application belongs to the technical field of photovoltaic support deformation detection, and particularly relates to a detection device for preventing photovoltaic support deformation, which comprises a base, a sliding groove column is fixedly connected to one side of the upper end face of the base, a detection box is slidingly connected to the sliding groove of the sliding groove column, and a track display mechanism for recording the deformation position number and deformation degree of the photovoltaic support is further arranged on the detection box. The deformation position of the photovoltaic support can be marked by means of attaching adhesive tape through the attaching mechanism, and the deformation position of the photovoltaic support can be directly observed during subsequent maintenance and other work on the photovoltaic support, so that the process of searching for the deformation position of the photovoltaic support again by personnel is saved, time and labor are saved, and the subsequent maintenance and other work on the photovoltaic support can be smoothly performed.

This invention discloses a wall tie for non-removable external scaffolding, relating to the field of building technology. The wall tie includes a wall-connecting plate in a herringbone shape. A fixing block is fixedly connected to the left side of the wall-connecting plate. Two symmetrical support frames are arranged on the side of the fixing block away from the wall-connecting plate. The two support frames have identical structures and are U-shaped. This wall tie for non-removable external scaffolding avoids safety hazards through installation and does not hinder subsequent construction processes. It effectively prevents workers from removing the wall tie during later wall construction and kitchen / bathroom waterproofing, ensuring a sufficient number and reasonable distribution of wall ties. It also eliminates the common quality problem of sealing wall openings. Traditional wall tie structures require pre-reserved openings during wall construction, leading to high costs and poor results in sealing these openings later, and even causing wall leakage.

The utility model belongs to the technical field of compressor maintenance, and particularly relates to a reciprocating compressor piston maintenance safety lock catch traction device which is characterized by comprising a double-traction fixed supporting frame and a traction positioning bearing beam vertically connected with the double-traction fixed supporting frame. The spiral transmission rod is arranged in the center of the traction positioning bearing beam and is in threaded connection with the traction positioning bearing beam, the traction handle is connected with the tail end of the spiral transmission rod, the bearing booster is connected with the top end of the spiral transmission rod, and the piston connecting lock catch is connected with the bearing booster through a connecting rod. The device is simple, convenient and rapid to assemble, easy to operate and good in practicability, two thirds of maintenance time can be saved compared with the prior art, time and labor are saved, maintenance quality and efficiency are improved, and the purpose of fine maintenance of equipment is achieved.

The utility model relates to a down -the -hole impactor maintenance technical field especially relates to a kind of fixing device for down -the -hole impactor maintenance.A kind of fixing device for down -the -hole impactor maintenance, including bottom plate etc., two risers are fixedly connected with bottom plate top interval, the upper side of two risers is rotatably provided with short shaft, two short shafts are fixedly connected with U-shaped beam between, two reinforcing plates are fixedly connected with U-shaped beam middle interval, still including clamping assembly, pushing assembly and limiting component.The utility model can be completed to the clamping fixation of impactor simultaneously by rotating long shaft, save time and effort, reduce the degree of operation complexity, improve maintenance efficiency, applicability aspect, because adjacent clamping plate spacing is adjustable, can adapt to different diameter model impactor, in addition, with angle adjusting function, can rotate U-shaped beam adjustment impactor inclination angle, it is convenient to observe and maintain, and angle limit can be realized by block and gear engagement, guarantee maintenance smoothly.

The invention relates to the field of heat storage heaters, and particularly provides an energy storage device of a fused salt storage tank. The ultrasonic imager comprises an energy storage heating device, a maintenance mechanism is arranged on the outer surface of the energy storage heating device, and through the arrangement of the maintenance mechanism and the design of a sliding rail, a lead screw and a lead screw seat, flexible movement and accurate positioning of the ultrasonic imager are achieved; by means of the mechanism, an operator can regularly conduct non-destructive leakage detection on key connecting parts such as a pipeline flange ring in the energy storage heating device, fine leakage can be captured through the high sensitivity of the ultrasonic imager, problems can be found and repaired in time, system heat efficiency reduction and potential safety hazards are effectively avoided, and meanwhile the system safety is improved. The problems of flange ring aging, abrasion or bolt loosening and the like can be found in advance through regular detection, the system reliability is improved, economic losses caused by accidental shutdown are reduced, in addition, a maintenance mechanism is convenient to design, the labor intensity of operators is relieved, and the detection efficiency is improved.

The invention relates to the technical field of ship distribution boxes, in particular to a ship cabin low-voltage direct-current explosion-proof distribution box which comprises a main box body, a mounting chamber used for mounting an electric switch is arranged in the main box body, a handle is fixedly mounted on the main box body, and a supporting device is arranged in the main box body. A supporting device is arranged in the main box body, a supporting rod used for supporting the hand of an operator for operating the electric appliance switch is arranged in the supporting device, an operating device is arranged in the main box body, an operating rod which moves along the supporting rod and is used for operating the electric appliance switch is arranged in the operating device, and the supporting device comprises a mounting cavity formed in the main box body; and two sliding grooves are symmetrically formed in the side wall of the mounting cavity. The ship power distribution cabinet solves the problem that an existing ship power distribution cabinet is difficult to provide stable support for the hand of an operator used for operating an electric appliance switch, so that the risk that the operator mistakenly touches the electric appliance switch due to ship shaking is reduced.

The invention relates to the technical field of polar region environment snow layer water content detection, in particular to a polar region environment snow layer water content detection device and method.The polar region environment snow layer water content detection device comprises a wall-mounted detection device, and the wall-mounted detection device comprises a mounting shell, an upper cover, a lower cover and a plate body; the snow taking assembly comprises a sliding seat and a snow blocking plate; the snow melting bearing and rotary cutting assembly comprises a switching rotary disc, a bearing pipe, a constant-temperature heating disc and a driving seat; and the controller is arranged at the top of the upper shell. Therefore, the device is small in size, convenient to transport and carry and capable of reducing the production cost, the device can be quickly and simply mounted or dismounted on an external detection vehicle body due to the innovative wall-mounted design, the dismounting and mounting efficiency is remarkably improved, the use flexibility and efficiency of the detection vehicle body are greatly improved, and the device is suitable for popularization and application. And more excellent use experience is brought to the user.

This utility model belongs to the field of kelp technology, specifically disclosing a rapid draining device for salted kelp based on centrifugal dehydration. It includes a support frame, a box fixedly connected to the top of the support frame, a guide plate fixedly connected inside the box, a connecting shaft rotatably connected inside the guide plate, a placement frame fixedly connected to the top of the connecting shaft, a centrifugal drum housed inside the placement frame, a cleaning plate fixedly connected to the outer surface of the connecting shaft, and a brush at the bottom of the cleaning plate. Mesh holes are provided in the centrifugal drum, placement frame, and guide plate. This rapid draining device for salted kelp based on centrifugal dehydration is operated by a worker who starts a motor, causing the motor to rotate the connecting shaft. The connecting shaft, through the placement frame, rotates the centrifugal drum, causing the centrifugal drum to spin-dry the kelp using centrifugal force. The water drained from the kelp is collected and discharged through a drain pipe.

The present invention provides a maintenance trolley, including a traveling trolley and an arm mechanism and a spray mechanism arranged on the traveling trolley; the arm mechanism includes a fixed arm and a telescopic arm, one end of the fixed arm is connected to the traveling trolley, and the other end is connected to the telescopic arm through a telescopic driving member; the spray mechanism includes an arch frame and a spray head, and the arch frame is rotatably arranged on the telescopic arm to realize the unfolding and folding of the arch frame. In the present invention, autonomous walking in the tunnel is realized by arranging a traveling trolley; the arm mechanism is used to connect the traveling trolley and the spray mechanism and is arranged as a telescopic structure, so that it can adapt to the maintenance needs of tunnels of different heights, and can reduce the occupied space of the whole machine by retracting during conversion; the arch frame in the spray mechanism is arranged as a foldable or unfoldable structure, so that it can reduce the occupied space of the whole machine by retracting during conversion, so that the lining trolley can be maintained by the maintenance trolley without transferring, thereby improving construction efficiency.

The utility model relates to an information display screen for expressway intelligent traffic. The information display screen comprises a mounting frame used for being mounted on a telegraph pole and a display screen body used for being mounted on the mounting frame. A fence is arranged outside the mounting frame, the fence and the mounting frame jointly define an operation area for maintenance personnel to stand, a crawling ladder is arranged in the operation area, the bottom of the crawling ladder is placed on the bottom wall of the operation area, and the upper portion of the crawling ladder is arranged on the outer side wall of the mounting frame. A transverse rod is horizontally arranged on the outer side wall, facing the crawling ladder, of the mounting frame, and the crawling ladder is slidably arranged outside the transverse rod in the length direction of the transverse rod. The method has the effect of ensuring that the maintenance work of the maintenance personnel can be smoothly carried out.