35results about How to "Flexible locking" patented technology

The invention relates to a device and a method for unlocking a mobile terminal, which belong to the field of telephone communication equipment. The method includes that a button module transmits locking state interrupting signals to the mobile terminal, the mobile terminal enters a half-locking state, a distance sensor is started to detect whether an object close to the mobile terminal exists and the distance between the object and the mobile terminal, and simultaneously a timer is started to monitor time of the mobile terminal in the half-locking state; when the distance sensor detects that the object close to the mobile terminal exists and the distance between the object close to the mobile terminal and the mobile terminal reaches a distance threshold value, the mobile terminal is unlocked, otherwise the mobile terminal keeps the half-locking state; and when a timing threshold value is reached, the distance sensor is shut down to lock the mobile terminal. The device and the method for unlocking the mobile terminal can avoid false triggering operation and loss of additional electric quantity completely, effectively prolong service life of the sensor, further enhance functional stability of mobile phones and other mobile terminals, and improve user experience.

Provided is a flash card reader comprising two slot openings at both sides, a circuit board, and two sliding members each including an extended latch section adapted to lockingly engage a corresponding portion of a flash card inserted through the slot opening. Electrical terminals of the circuit board are electrically connected to electrical terminals of the inserted flash card. For ejecting the flash card, simply push a tab of the sliding member toward one side of the card reader for disengaging a corresponding portion of the flash card from the slot opening. The invention can effect the ejection by applying a minimum force. Thus, both the flash card and the card reader are more durable. Moreover, the inserted flash card is flexibly locked for preventing from accidentally throwing out from the card reader while carrying.

The invention discloses a multifunctional pruner, which relates to a landscaping power machine for pruning shrub fences. The structure of the multifunctional pruner generally comprises a blade module, a shell, a connecting frame, a main handle, a sub handle and the like, wherein the connecting frame is rotationally connected to the shell in an axial direction at a fixed angle; and the main handle is rotationally connected to the connecting frame in a radial direction at a fixed angle; therefore, the whole multifunctional pruner has functions that fixed-angle axial rotation and fixed-angle radial rotation can be simultaneously achieved; after the two functions are combined with each other, various use states of the pruner can be formed; therefore, the improved pruner is convenient for use requirements in various working places; moreover, a fixed-angle rotating locking structure also has the advantages of flexibility for locking, reliability, safety and the like.

The invention relates to an upper guide plate frame fast exchanging device of a large caliber punch in the field of seamless pipe production device which includes the upper guide plate frame for fixing the upper guide plate; the upper guide plate is arranged in a guide frame arranged on a stander through the matching of a slide block; the side surface of the guide frame is provided with a lateral locking device; the front side and the back side of the upper guide frame are respectively and vertically provided with a cylinder supported on a balancing oil cylinder on the stander; the piston rod of the balancing oil cylinder is arranged at the lower end of the two sides of the upper guide plate frame; the two sides of the upper guide plate frame are provided with two guide slots; the guide slots are provided with a sliding locking frame in clearance fit; the back side of the sliding locking frame is provided with a sliding drive mechanism; a screw the lower end of which is butted on the upper end of the upper guide plate frame is arranged in the sliding locking frame; a nut is arranged outside the screw; a worm wheel is fixedly arranged outside the nut; the side surface of the worm wheel is engaged and provided with a worm which is horizontally arranged on the sliding locking frame; the worm and a locking motor are connected in a transmission way. The upper guide plate frame fast exchanging device of a large caliber meets the production demands for the seamless pipe with large scale and large group interval through quickly and entirely exchanging the upper guide plate frame.

The invention relates to the field of instruments, in particular to the field of medical instruments, and is a mechanical arm and a medical instrument. A mechanical arm includes a control valve, a hydraulic cylinder, a first arm, a second arm, and an accumulator. The control valve is respectively connected with the hydraulic cylinder and the accumulator. Two ends of the hydraulic cylinder are respectively connected in rotation with the first arm and the second arm, and the hydraulic cylinder can drive the second arm to rotate relative to the first arm. The oil pressure difference caused by the expansion and contraction of the piston rod of the hydraulic cylinder can be replenished and stored through the accumulator. A medical device includes the above-mentioned mechanical arm. The closing or opening of the hydraulic circuit formed by the hydraulic cylinder is controlled by the control valve, thereby controlling the rotation and locking of the second arm relative to the first arm. The entire hydraulic circuit also includes pressure measuring joints and oil circuit valve blocks. Thus, the flexible rotation and locking of the mechanical arm can be realized, and the operability is good and the maintenance is convenient.

The invention discloses a fixing device capable of replacing a stone panel and application thereof and belongs to fixing devices of outer wall stone slab decoration in construction. The fixing device comprises a steel frame composed of a vertical column and horizontal angle steel. A hanging piece fixing steel plate with a groove in the middle is fixedly arranged on the horizontal angle steel of the steel frame. The middle of the groove of the hanging piece fixing steel plate is connected and matched with a hanging piece plate, the head of the hanging piece plate is provided with a hook, and the side end of the hanging piece plate is provided with a groove. The surface of the side end of the hanging piece fixing steel plate is provided with a hanging piece locking block fastened through a screw, the head of the hanging piece locking block is provided with a locking device composed of concave forked openings which extend into the groove of the hanging piece plate, and the hanging piece fixing steel plate is fastened on the angle steel through a bolt. The hanging piece plate is fixed on the hanging piece fixing steel plate and fixedly locked through the hanging piece locking block, and the aims of flexible adjusting positioning and locking of the wall-surface stone slabs are achieved. The fixing device capable of replacing the stone panel is simple in structure, convenient to install and replace, firm and reliable to clamp and suitable for the requirements for replacement of part of stone slabs.

The invention provides an angle adjusting and locking device of a rotary plate. The device comprises a base, wherein a central hole is formed in the base; the rotary plate is arranged in the central hole of the base in a rotating way; a pin shaft base which is vertically arranged is arranged on the base adjacent to one side of the rotary plate, and one end of a screw rod is hinged with the pin shaft base; a bump which is arranged along the radial direction of the rotary plate in an extending way is fixedly arranged on the side wall of the rotary plate, a U-shaped slot with an opening facing the external end of the bump is arranged on the bump, the screw rod is arranged in the U-shaped slot in a penetrating way, and double nuts for fastening the bump are respectively formed on the screw rods at two sides of the bump; a corner oil cylinder for driving the rotary plate to rotate is connected to the side wall positioned at the other side of the rotary plate, the cylinder body of the corner oil cylinder is hinged to the base, and a piston rod of the corner oil cylinder is hinged to the side wall of the rotary plate; a displacement sensor is arranged on the corner oil cylinder. The device is compact in structure, reliable to be locked, flexible to adjust, simple and convenient to maintain; the rotation angle of the rotary plate is accurately controlled; the operation of adjusting a work angle of the rotary plate in an adjusting range can be satisfied.

The invention relates to a gate auto-locking device for large-sized hydropower stations or pumped storage power stations. The gate auto-locking device comprises a locking bar, a counterweight, a shaft, a shaft sleeve, and a locking support. The locking bar and the counterweight are fixed on the shaft sleeve. The shaft sleeve sleeves the shaft. The shaft is fixed on a concrete foundation through the locking base. A gate is provided with a locking slot matching with the gate auto-locking device; the locking slot is provided with a locking point at which the gate is locked and a free position at which the gate is unlocked.

The invention relates to a deposit book compaction device. The deposit book compaction device comprises a top plate, a compaction mechanism and a locking mechanism, wherein the top plate is connectedwith the compaction mechanism; the compaction mechanism is in contact with a deposit book; the locking mechanism is connected with the compaction mechanism; when the compaction mechanism moves upwardto an extreme position, the compaction mechanism and the top plate are locked through the locking mechanism. According to the deposit book compaction device provided by the invention, the top plate isfixed on an upper top surface of a deposit book storage box, and the pressing plate moves downward due to gravity to compact the deposit book; a retractable assembly is stretched along the movement of the pressing plate and the deposit book is compacted through the pressing plate, so that the deposit book is stored in a compacted manner and the deposit book is accurately taken out; when the deposit book is put, the pressing plate is raised and a retractable assembly is compressed; when the pressing plate moves to the uppermost end, the pressing plate and the top plate are locked through the locking mechanism, and the pressing plate does not automatically fall off, so that a worker can conveniently put the deposit book.

The invention relates to a hidden knob, a switch and a lockset. The hidden knob comprises a handle (1) and a rotating disc (2), the handle (1) is composed of a left handle body (11) and a right handle body (12) which can rotate towards the two sides respectively, the bottoms of the left handle body (11) and the right handle body (12) are fixed to the rotating disc (2), and the tops of the left handle body (11) and the right handle body (12) form a handle after being vertical. And the tops of the left handle body (11) and the right handle body (12) are overturned towards two sides and then attached to the rotating disc (2) to form a plane parallel to the rotating disc (2). And the knob is used for a switch or a lockset. Compared with the prior art, the hidden knob has the advantages of long service life, safety, reliability, wide application range and the like.

The invention provides an automatic conveying device for an original and an image forming device having the same. The automatic original conveying device can effectively lock an original when the original is forgotten on a tray of a paper discharge part of the automatic original conveying device. The automatic original conveying device has an original tray, a conveying part and a paper discharge tray. Furthermore, the automatic original conveying device also comprises an original locking part and a control part, wherein the original locking part comprises an original covering component that covers an original on the paper discharge tray of the automatic original conveying device in a locking state, an original covering component storage part that stores the original covering component in an unlocking state, and an original covering component carrying part that conveys the original covering component; and the control part controls the original locking part when determining that an original is forgotten on the paper discharge tray of the automatic original conveying device so as to allow the original covering component to cover the forgotten original.