157results about How to "Fixed, safe and stable" patented technology

The invention discloses an indoor LED ceiling lamp, which comprises a lamp holder arranged on the roof and an LED ceiling lamp body matched and connected with the lamp holder; A first lock chute is arranged above the engaging groove, and a first gear groove communicating with the first lock chute is arranged in the middle of the top wall of the engaging groove. The overall structure of the present invention is simple, and the LED ceiling lamp The body is fixed, safe and stable. While locking the LED ceiling light body, power on the LED ceiling light body, and unlock the LED ceiling light body while powering off the LED ceiling light body. The whole operation is controlled by a driving motor Completed, saving time and labor, greatly increasing the installation and disassembly efficiency of the LED ceiling lamp body, effectively avoiding electric shock accidents during the installation and removal of the LED ceiling lamp body, and ensuring people's life safety.

The invention discloses an advertising board fixing device. The advertising board fixing device comprises a base body (1) and a clamping and locking space (2) arranged in the base body (1), wherein a sliding channel (3) is arranged on the left side of the clamping and locking space (2) in a communicating manner; a locking and clamping groove (4) is formed in the right side of the clamping and locking space (2) in the communicating manner; an advertising board assembly is slidably arranged in the sliding channel (3); the advertising board assembly comprises a clamping and locking part (5) which is in sliding connection with the sliding channel (3) and an advertising board body part (53) which is fixedly arranged on the left side of the clamping and locking part (5); the clamping and locking part (5) is provided with a locking and fixing groove (51); an inclined clamping plane (55) is arranged at the outer part of the right end of the clamping and locking part (5); the right end of the clamping and locking part (5) slides into the locking clamping groove (4) to be in clamping joint; the clamping and locking space (2) is internally provided with a locking and fixing device for clamping and locking the advertising board assembly.

The invention discloses a miniature wheel-type transporter climbing testboard which comprises columns, a slope surface, a power system and an elevator mechanism. The columns fixedly stand on the ground. One end of the slope surface is contacted with the ground, and the other end of the slope surface is suspended on the column through the elevator mechanism. The power system is connected with the elevator mechanism. According to the invention, the columns, the slope surface, the elevator mechanism and the power system. Through the elevator mechanism, the slope surface can be adjusted within 0-45 degrees; most rampways in actual operations can be simulated; the problem that present hillside orchard transport machines are not convenient to test under conditions of different slopes, different speeds and different loads and are lack of places is solved; gradeability test of different slope angles is realized; and the miniature wheel-type transporter climbing testboard has a simple structure, is light, is convenient to carry and can be carried with a fork truck. In addition, the miniature wheel-type transporter climbing testboard has advantages of low manufacturing cost, high flexibility and applicability, safety and reliability.

The invention discloses an installation method of concrete conveying pump pipes of a super high-rise building. The installation method comprises the steps that a horizontal pump pipe in the first storey is fixed in a prefabricated concrete pier; a concrete fixing pier is poured on a bent pipe at the junction of the horizontal pump pipe of the first storey and a vertical pump pipe, and the bent pipe is wrapped and fixed, so that vibration is reduced, and the bent pipe is firmer; the vertical pump pipe adheres to a wall so as to be fixed through a triangular shaping steel support, the portion where the vertical pump pipe is fixed is the flange connection portion of the pump pipes, and thus the vertical vibration and gravity of the pump pipes can be borne; supports are welded to embedded iron parts in the wall, a rubber ring is placed on each angle steel support and used for eliminating the horizontal height difference of the supports and achieving buffering during pumping; and holes are reserved when the vertical pump pipe penetrates through the floor slab. Compared with a traditional installation method, the construction period is shortened, the safety is improved, construction is easy and convenient, and vibration and noise are reduced; and compared with a traditional fixing method through shaped embedded welding component hoops, the pump pipes are firmer, the safety is higher, the overall stability of the pump pipes is enhanced, the heavy gravity of the pump pipes and concrete is reduced, and the installation method is more reasonable and scientific.

The invention discloses a climbing device for electric power maintenance, and relates to the technical field of electric power maintenance. The climbing device for electric power maintenance comprisesa lifting seat, wherein the lifting seat is installed on the peripheral side of a telegraph pole. a pair of rotating frames are symmetrically arranged on the upper surface of the lifting seat; a movable plate is movably matched between the pair of rotating frames; the lower end of the movable plate is connected with an electric lifting rod; a pair of movable platforms are arranged below the lifting seat; a controller is arranged in the movable platform; the lifting seat comprises a pair of semicircular plates hinged to each other, and the ends of the pair of semicircular plates are fixed through fixing pieces; a plurality of pairs of hinged supports are arranged on the upper surfaces of the semicircular plates; a pair of mounting frames is symmetrically arranged on one sides of the semicircular plates; and a plurality of wire wheels A are arranged in the mounting frames, and cables are wound on the wire wheels A; According to the climbing device for electric power maintenance providedby the invention, through the effects of the lifting seat, the rotating frames, the movable plates and the movable platforms, the problems that existing climbing equipment for electric power operation is poor in safety performance, so that the labor intensity of maintenance personnel is high, fatigue is likely to happen, and the operation efficiency is low are solved.

The invention discloses an article fixing system and a transportation means provided with the same. The article fixing system is characterized by comprising an execution system for exerting a fixing force for articles, a sensing system for detecting an execution signal, and a control system for controlling the execution system to execute a fixing force corresponding to the execution signal based on the execution signal detected by the sensing system. The system can be used for the transportation means, especially used in an automobile and can improve the safety of a traditional vehicle and an unmanned vehicle and the user experience of the vehicles.

The invention discloses a universal guide rod type hydraulic side-shift distance-adjusting fork used for a forklift. The universal guide rod type hydraulic side-shift distance-adjusting fork used for the forklift comprises shift fork assemblies, a distance-adjusting oil cylinder, a support rod, a cross joint and a side shifter. The support rod is installed in the middle inside the side shifter. The distance-adjusting oil cylinder is installed on the support rod. The distance-adjusting oil cylinder comprises hydraulic oil cylinders, a connecting sleeve assembly, a connector and an oil passage pipeline. The two hydraulic oil cylinders are fixed on the support rod through the connecting sleeve assembly. The shift fork assemblies are fixed to the front sides of piston rod ends of the two hydraulic oil cylinders respectively. The support rod is sleeved with the two shift fork assemblies in a sliding mode. Throttle valves integrated with the ends of the two hydraulic oil cylinders are both arranged on the connecting sleeve assembly. Connectors, externally connected with a forklift oil passage, on the oil passage pipeline are fixed above the side shifter through the cross joint and bolts. The cross joint and the distance-adjusting oil cylinder are connected with the oil passage through the oil passage pipeline and the corresponding connectors. The universal guide rod type hydraulic side-shift distance-adjusting fork used for the forklift is convenient to install and detach, high in universality, safe, firm and attractive.

The invention relates to a method of construction and installation for large scale equipment, in particular to a sliding method of a pressing machine frame with large tonnage. The method comprises the following steps: laying a slide-used steel plate face and a slide-used track; assembling a machine frame support; installing a hydraulic sliding tool; starting sliding; and disassembling an installation hanger on the front end support after sliding in place. The method has the advantages as follows: the bracing frame passes through the pressing machine frame for the interior bracing and fixing, so that the pressing machine frame is fixed more stably and safely; the material is saved; the length of a rotating shaft of a joist is adjustable, larger or smaller pressing machine frames can also be utilized, the universality is strong and the cost is saved; the joist and a bracket adopt split-type structure, the disassembly is convenient and the efficiency is greatly improved; a hydraulic crawl device pushes the bracing frame to slide, the travel is stable and reliable; the number and the height of the sliding bracing frame is adjustable, thereby being applicable to pressing machine frames with various weights and specifications and other devices; the construction period is greatly reduced, so that the safety is guaranteed; and the method is suitable for the hoisting installation exercises in narrow spaces or high altitude, underground, and other construction situations.

The invention relates to a cutting-off device, in particular to a novel board shearing device capable of guaranteeing the safety and health of workers. In order to solve the technical problems, the novel efficient board shearing device comprises a first sliding block, a rack, a sliding rail, a connecting rod, a second sliding block, a fixing device, a support, an air suction pipe, an arc-shaped air suction cover, a hard pipe, an absorption box, a first fulcrum rod and the like. The sliding rail is connected to the bottom in the support through welding, the first sliding block and the second sliding block are slidingly arranged on the sliding rail, the first sliding block is arranged on the left side of the second sliding block, the rack is connected to the top of the first sliding block through welding, the connecting rod is connected to the right end of the rack through welding, and the fixing device is connected to the right end of the connecting rod through welding. The effect of being capable of guaranteeing the safety and health of the workers is achieved.

The invention discloses a sports equipment impact test device, which comprises a bottom plate, an equipment fixing plate is welded between the bottom plate and the top plate on one side of the support plate, and a equipment fixing plate is welded between the bottom plate and the top plate on one side of the equipment fixing plate. U-shaped frame, the middle position of the U-shaped frame is sleeved with a sleeve, and the sleeve is fixedly connected with the impact hammer through the telescopic rod and the sleeve rod, the sleeve is welded with a ring, and the ring is passed through the traction rope It is fixedly connected with the traction motor fixed by the support plate through the motor seat. In the present invention, firstly, the impact test device drives the impact hammer to swing through the traction motor to realize automatic impact test. The test is more convenient, labor-saving, does not require human contact, and is safer. Secondly, there is a placement slot on the equipment fixing plate. The device to be tested is snapped into the placement slot, and the auxiliary fixing is carried out by the limit bolt. Compared with the traditional clamping and fixing method, the fixing is safer and more stable.

The invention relates to a novel medical vaginal dilator for usages such as gynecological examination, family planning, abortion, etc. The vaginal dilator can be automatically fixed and belongs to the field of medical appliances. The novel automatically fixed vaginal dilator is designed with two breakout bars at the two sides of a hand handle of the dilator. When the two breakout bars are used, the breakout bars are opened and lightly put on patients, therefore having the effect of supporting. The vaginal dilator is especially suitable for the operation by doctors and can ensure that doctors can do operation with two hands.

The invention discloses a water cup, which comprises a joint head connected to the cup body through a line and a cup seat mated with the joint head. The left end surface of the cup body is fixedly equipped with a handle, and the right end surface is provided with a The mouth of the cup, the bottom of the cup holder is provided with a bayonet, the cup holder is provided with a first locking strip groove above the bayonet, and the center of the top wall of the bayonet is provided with the first locking strip. The first tooth hole connected by the groove, the overall structure of the present invention is simple, the joint head is fixed safely and stably, the joint head is energized while the joint head is locked, and the joint head is powered off while the joint head is unlocked, The whole operation is completed by a motor control, which saves time and effort, greatly increases the insertion and extraction efficiency of the joint head, effectively avoids electric shock accidents when inserting and pulling out the joint head, and ensures the safety of people's lives.

The invention discloses an improved new energy vehicle charging device, comprising a charging portion fixedly mounted at an upper portion of a left end surface of a charging pile body and a charging gun coupled with the charging portion. The bottom end surface of the charging pile body being fixedly mounted, and the base of the charging portion is arranged with a card slot. The charging portion isarranged with a first telescopic slot above the card slot, and a middle portion of the top end wall of the card slot is arranged to be connected with the first telescopic slot. The first gear slot. The overall structure of the invention is simple, the charging gun is fixed and stable, and the charging gun is energized while the charging gun is locked. The charging gun is powered off while the charging gun is unlocked, and the whole operation is completed by a motor control. It saves time and effort, greatly increases the insertion and extraction efficiency of the joint head, effectively avoids electric shock accidents when inserting and extracting the joint head, ensuring people's life and safety.

The invention discloses a clamping device for a pedestal supporting column of a hydraulic punching machine. The clamping device for the pedestal supporting column of the hydraulic punching machine comprises a base and four pedestal columns, wherein a plurality of spring seams are formed in the outer wall of the bottom of each pedestal column; an arc-shaped side edge is arranged on the outward sidewall of each pedestal column. Through adoption of the structure that four clamping slots forming a cross-shaped structure are formed in the base, each pedestal column is mounted inside each clampingslot, a T slot adopting a T-shaped structure is formed in the middle part of the inner wall of each clamping slot and an arc-shaped slot adopting a semicircular structure is formed in the lower side of the T slot, and through cooperation of bulges arranged on the outer walls of the two sides of the bottom of each pedestal column, the pedestal columns can be stably clamped when the pedestal columnsare put into the clamping slots; in addition, lining bars with springs at the two ends are mounted inside the arc-shaped slots in the bottoms of the pedestal columns when the pedestal columns are clamped into the clamping slots, so that the effect of stabilizing the pedestal columns can be achieved, and moreover, the effects of resisting vibration and reducing pressure through the springs when the pedestal columns are impacted are achieved. Therefore, the clamping device effectively guarantees the stability of the supporting column of the punching machine.