37results about How to "Easy to install and lock" patented technology

The invention relates to a fire-extinguisher placing box. The fire-extinguisher placing box comprises a box body, a sealing plate and a rotary disc, wherein the rotary disc is provided with a placing assembly; the placing assembly is movably connected with at least one locking tongue; the box body is internally provided with a locking fastener; the rotary disc is provided with a weight sensor; the sealing plate is provided with a display panel; a first baffle is provided with a power supply module; and the locking fastener is internally provided with a circuit breaker. The fire-extinguisher placing box has the advantages that real-time weighing is carried out on a fire extinguisher by the weight sensor arranged at the bottom end of the rotary disc, and weight reading and displaying are carried out by the display panel, so that the error caused by weighing of an existing electronic scale and the workload caused by weighing are effectively reduced, and the weighing efficiency is greatly improved; the existing capacity of the fire extinguisher is accurately evaluated by displayed values to judge whether the fire extinguisher can be continuously used, so that the potential hazard of fire-fighting safety can be reduced, simultaneously the working error rate of workers can be reduced, and the overall efficiency of fire-fighting work can be improved; and an empty tank is alarmed by an alarming device.

The invention discloses an installation adjusting device suitable for combination optical window testing. The installation adjusting device comprises a base assembly, a rocker assembly connected with a product to be tested, a fine-adjusting assembly and a connection rod. A sliding bearing formed by an azimuth shaft and an azimuth base of the base assembly can achieve azimuth rotation, a fixing base on the sliding bearing and two rotating bases are distributed on the upper end surface of an upper bottom plate in a triangular mode, the fine-adjusting assembly is provided with a thread pair and a sliding pair and fixedly connected with the fixing base, the rocker assembly is a hollow-out #-shaped framework, rotating blocks at two ends of a long rod on one side of the rocker assembly are respectively hinged to two rotating bases on the base assembly in parallel mode, a rotating block at the center of a long rod on the other side of the rocker assembly is hinged to one end of the connection rod, and the other end of the connection rod is hinged to the rotating block on the fine-adjusting assembly, so that a sliding block connection rod mechanism in the installation adjusting device is formed, and a knurled nut pushing block in the thread pair can adjust the pitching dip angle of the rocker assembly in fine mode. The installation adjusting device solves the problem of installation adjusting in combination optical window resolution ratio testing and has the advantages of being fast in installation, small in light shielding, simple in installation adjusting and the like.

The invention discloses a server assembly fastener locking neglecting prevention installation method. The method comprises the steps of acquiring parameters of fasteners required for server assembliesprocessed currently; conveying the corresponding fasteners from a feed position to an installation position according to the parameters of the fasteners in sequence; and locking the current fastenerto a target position at the installation position, and generating a feedback signal to transmitted to the feed position to trigger the feed position to convey the fastener to the installation position. In this way, during twice adjacent installation and locking operations, later locking operation must be triggered by the feedback signal generated after completion of previous locking operation andthen can be carried out. Therefore, it is ensured that each fastener conveyed to the installation position can be locked. Meanwhile, the installation position installs the corresponding fasteners at the target positions of the server assembly according to the parameters of the fasteners, and accordingly, the situation that locking neglecting and mistaken locking of the fasteners is prevented. Theinvention further discloses a server assembly fastener locking neglecting prevention installation system. The server assembly fastener locking neglecting prevention installation system has the beneficial effects as mentioned above.

A locking and fixing device comprises a support, a pressing piece, a fixing piece and a screw rod. The support comprises two side plates and a guide groove portion arranged between the two side plates, the guide groove portion comprises two opposite side walls and a guide portion with an arc-shaped inner wall, the top portion of each side wall of the guide groove portion is connected with the top of each corresponding side plate and protrudes inwards to form a clamping portion which protrudes and stretches into the guide groove portion, a clearance is formed between the two clamping portions, the fixing piece comprises a rectangular top face and an arc-shaped bottom face, a screw hole penetrating through the bottom face is formed in the center of the top face, the fixing piece is placed in the guide groove portion, the arc-shaped bottom face of the fixing piece and the guide portion are matched to enable the top face of the fixing piece to face upwards, and the screw rod is locked in the screw hole of the fixing piece after penetrating through the pressing piece and the clearance formed between the two clamping portions. Compared with the prior art, due to the fact that the arc-shaped bottom face of the fixing piece and the arc-shaped guide portion of the support are matched, the locking and fixing device enables the fixing piece to be capable of automatically adjusting after the fixing piece is placed in the guide groove portion, and the screw rod can be conveniently locked, fixed and mounted.

The invention discloses an automobile spare tire storage mechanism which comprises side frame boards, cross brace stops, a first connecting shaft, a miniature electric push rod, a second connecting shaft, connecting rod sets, axle shaft seats, axle shaft glands and a hub. The two side frame boards are arranged and connected with the ends of the cross brace stops. Each side frame board is providedwith a first hinging part, a second hinging part and a third hinging part. The two ends of the first connecting shaft are connected with the first hinging parts. The miniature electric push rod is composed of a base, a push rod motor and an electric push rod. The base is hinged to the middle portion of the first connecting shaft. The push rod motor and the electric push rod are connected with thebase. The push rod motor drives the electric push rod to stretch out or retract back. The middle of the second connecting shaft is hinged to the end of the electric push rod. Each connecting rod set is composed of a supporting rod, a first connecting rod and a second connecting rod. The axle shaft seats are connected with the ends of the supporting rods. The axle shaft glands are screwed to the axle shaft seats through bolts. Folding storage and automatic unfolding detachment of an automobile spare tire are achieved, and the defect that a person is likely to get hurt in the traditional manuallifting and detaching process is avoided.

The invention relates to a roll ball high-speed electronic spindle, and in particular relates to a roll ball high-speed electronic spindle for mechanical processing of a machine tool. The roll ball high-speed electronic spindle in the invention is a mechanical-electrical integration assembly integrating a rolling bearing, a cooling device, an automatic tool changing system and a motor drive device. The roll ball high-speed electronic spindle has the advantage that the working number of revolutions can reach 40000rpm, has high accuracy, large torque and long service life, and is convenient to popularize and apply.

The invention relates to a fire extinguisher storage box, which includes a box body, a sealing plate, and a turntable. There is a weight sensor, a display panel is set on the sealing plate, a power supply assembly is set on the first baffle, and a circuit breaker is set in the lock; the advantage of the present invention is that the weight sensor on the bottom of the turntable is used to measure the weight of the fire extinguisher in real time. Weighing, and reading and displaying the weight through the display panel, effectively reducing the error caused by the existing electronic scale weighing and the workload caused by weighing, greatly improving the efficiency of weighing, and through the displayed Accurately evaluate the existing capacity of the fire extinguisher and judge whether it can continue to be used, which can reduce the hidden dangers of fire safety, reduce the error rate of staff, improve the overall efficiency of fire protection work, and alarm the empty tank through the alarm device.

The invention discloses an oil cup installation structure, which includes an oil cup assembly and a fixing assembly for installing the oil cup assembly on an external installation foundation. The assembly includes a fixed box, a first slider arranged in the fixed box, a connecting rod and a ring-shaped limiting groove. A chute that can convert the lifting movement of the buckle into a left and right movement is formed in the first slider. The connecting rod The first end of the connecting rod is rotatably connected with the first slider, the second end can swing in the limiting groove, the second end of the connecting rod can be locked at a position where the limiting groove is far away from the first slider, and has a Trend near the end of the first slider. Also disclosed is a range hood applied with the oil cup installation structure. Compared with the prior art, the present invention has the advantage that the up and down movement of the oil cup is converted into the left and right movement of the first slider, and the locking and release are realized during the movement of the first slider, thereby facilitating the installation of the oil cup Lock and remove.

The invention discloses an electric component locking and installation device, which comprises installation plates and support plates arranged on the installation plates. The number of the oppositely-arranged installation plates is 2; the opposite end surface of the two installation plates are respectively provided with an installation strip; the installation strips are vertical to the plane, where the installation plates locate; the inner side of each installation strip is provided with locating sheets arranged at intervals; the locating sheet is made of two elastic metal pieces arranged up and down; each elastic metal piece is in an arc structure arching to the inner side of the installation plate; the two ends of the lower elastic metal piece are fixedly connected to the installation strip respectively; and the lower end of the upper elastic metal piece is fixedly connected to the corresponding installation strip. Through the elastic locating sheet structure, adjustment of installation and height of the support plates are realized; meanwhile, torsion springs are adopted to form a cavity for clamping instruments, thereby facilitating installation and fixation of instruments in various sizes; and the electric component locking and installation device is simple in structure and wide in application range.

The invention discloses a power component locking and installing equipment which comprises two mounting plates and support plates arranged on the mounting plates. The two mounting plates are arranged face to face. The facing end faces of the two mounting plates are provided with mounting strips which are perpendicular to the plane where the mounting plates are located. The inner sides of the mounting strips are provided with positioning pieces arranged with intervals. Each of the positioning pieces is formed by two elastic metal pieces in an up and down arrangement. The elastic metal pieces are curved structures which are arched to the inner sides of the mounting plates. Two ends of the elastic metal piece at the lower part are fixedly connected to the mounting strips, and the lower end of the elastic metal piece at the upper part is fixedly connected to the mounting strips. According to the invention, through using the elastic positioning piece structures, the installation and height adjustment of the support plates are realized, at the same time a torsion spring is used to form the cavity for clamping an instrument, the power component locking and installing equipment can be conveniently used for the installation and fixation of instruments with multiple sizes, the structure is simple, and the application range is wide.

The invention relates to a sealing and locking structure of a pressure vessel. The sealing and locking structure comprises a first annular groove formed in the barrel end of the pressure vessel in the circumferential direction and a second annular groove formed in a top cover of the pressure vessel in the circumferential direction. After the top cover is mounted at the barrel end, a groove opening of the first annular groove and a groove opening of the second annular groove are opposite to each other, and then an annular channel with the cross section being round is formed. The annular channel is filled with shearing-resistant steel balls making the barrel end and the top cover be locked. By means of the sealing and locking structure of the pressure vessel, traditional sealing and locking structures are changed, and the shearing-resistant steel balls are adopted for locking; the weight of both the barrel end and the top cover is greatly reduced, the manufacturing cost of the vessel is reduced, the operation safety is good, and the economical benefits are remarkable; and the problem that shearing-resistant parts of the traditional sealing and locking structures of pressure vessels are prone to being stuck in use is solved, the opening difficulty is greatly lowered, the operation cost is substantially reduced, and the economical efficiency is high.

The invention discloses a curved surface polishing device and particularly relates to a complex curved surface polishing device. The complex curved surface polishing device comprises a base, a polishing device and a force position control device, wherein a controller in the force position control device is used for taking updated position and posture of a polishing head as feedback, carrying out closed-loop control on an inclination angle of the polishing head, enabling the inclination angle of the polishing head to freely change in the wake of curvature of complex curved surfaces and adjusting the position and the posture of the polishing head in real time; in view of corresponding polishing force given values suitable for operation conditions of different curved surfaces, the controllerneeds to synchronously carry out closed-loop control on resultant force which is polishing force of the polishing device and is applied to the polishing head by four servo motor pushing rods in the above process, so that actual polishing force is freely changed in the wake of the given values, and the polishing force of the polishing device is accurately controlled. The complex curved surface polishing device is used for actually solving the technical problem that the polishing device achieves high-accuracy control on force and positions when polishing the complex curved surfaces, and has theadvantages of high compliance control stability and high polishing accuracy.