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38results about How to "Realize the opening and closing action" patented technology

Hinge device and portable terminal

The invention provides a hinge device and a portable terminal, wherein the hinge device is capable of opening and closing 360 degrees stably and smoothly. The hinge device comprises a first rotating central shaft and a second rotating central shaft, support plates, cams, cam engaging parts, press force applying devices, stopping parts and stopping blocks. The first rotating central shaft and the second rotating central shaft are supported by shafts in a mutually parallel manner, the first rotating central shaft and the second rotating central shaft are arranged on the support plates and are enabled to rotate optionally, the cams and the cam engaging parts are arranged on the first rotating central shaft and are applied with force by the press force applying devices, the stopping parts are arranged on and rotate with the second rotating central shaft integrally, and the stopping blocks are arranged on assigned positions of the support plates and correspond to the stopping parts of the second rotating central shaft. The stopping parts of the second rotating central shaft are enabled to abut against the stopping blocks to limit the rotating angle of the second rotating central shaft. When the hinge device is in action, the second rotating central shaft stops rotating if the stopping parts of the second rotating central shaft abut against the stopping blocks, and the first rotating central shaft responds to further-applied acting force to start rotating.
Owner:LENOVO (BEIJING) CO LTD

Flexible reciprocating straight-line type seedling separating device of pot seedling transplanter

The invention provides a flexible reciprocating straight-line type seedling separating device of a pot seedling transplanter. The flexible reciprocating straight-line type seedling separating device comprises a rack, a seedling cup opening and closing device, a flexible straight-line transmission device, a seedling cup moving device, a plurality of seedling cups and a control system, wherein the rack is fixedly provided with the flexible straight-line transmission device; the flexible straight-line transmission device is fixedly provided with the seedling cup moving device; the seedling cup moving device is fixedly provided with the seedling cup opening and closing device; the seedling cup moving device is fixedly provided with the seedling cups; the control system is respectively and electrically connected with a motor of the straight-line transmission device and an air cylinder of the seedling cup opening and closing device; the control system controls the motor to drive the flexible straight-line transmission device to move the seedling cup moving device so as to drive the seedling cups to reach designated positions and receive pot seedlings; the control system controls opening and closing the seedling cups through the seedling cup opening and closing device and enables the pot seedlings to fall in designated seedling falling points. The flexible reciprocating straight-line type seedling separating device provided by the invention is simple in structure, controllable in program and high in reliability; through flexible transmission, movement is stable, and noise and vibration are greatly reduced; the motor drives the seedling cups to do left-right reciprocating straight-line movement, the air cylinder is used for pushing the seedling cups to open and close, the seedling cups vertically face downwards, and the seedling falling posture is better.
Owner:JIANGSU UNIV

Concrete protective door and production process thereof

The invention relates to a concrete protective door and a production process thereof. The concrete protective door comprises a door frame and a door plate, a hinge device and a door bolt device are connected between the door frame and the door plate, the door bolt device comprises an embedding groove located in the door frame and a lock bolt located in the door plate, and the lock bolt is connected with a driving assembly enabling one end of the lock bolt to slide in the embedding groove; the door plate is internally provided with a guiding sliding channel used for placing the lock bolt, and one end of the guiding sliding channel communicates to one end of the door plate and corresponds to the embedding groove in position; and the end, facing the embedding groove, of the door plate is provided with a placement cavity, the placement cavity communicates with the guiding sliding channel and is internally provided with a buffer mechanism, the buffer mechanism comprises a bearing frame, a buffer part and a pressure-bearing plate, one side of the pressure-bearing plate is connected with the buffer part, and the other side of the pressure-bearing plate abuts against the side wall of the lock bolt. The concrete protective door has the effects that a worker shifts the lock bolt inside through the driving assembly, and the lock bolt is reset easily.
Owner:佛山市均林人防工程有限公司

Driving device of upper clamp die and lower clamp die of left-right integrated pipe bending machine

The invention discloses a driving device of an upper clamp die and an lower clamp die of a left-right integrated pipe bending machine, which has the advantages of simple structure and low cost. The driving device comprises a machine head and a pipe bending arm movably arranged on the machine head, the pipe bending arm is provided with an upper clamp die seat, a lower clamp die seat, a clamp cylinder, an upper connecting rod group and a lower connecting rod group, wherein the upper clamp die seat and the lower clamp die seat respectively correspond to an upper clamp die and a lower clamp die, the upper connecting rod group and the lower connecting rod group respectively correspond to the upper clamp die seat and the lower clamp die seat, the end of the piston rod of the clamp cylinder is movably provided with a connecting rod, and the two ends of the connecting rod are respectively connected with the upper connecting rod group and the lower connecting rod group. The structure of the invention is very simple, the clamp cylinder is respectively connected with the upper connecting rod group and the lower connecting rod group through the connecting rod, thereby realizing the opening and closing motion of the upper clamp die and the lower clamp die and greatly reducing the manufacturing cost.
Owner:ZHANGJIAGANG MINGHUA MACHINERY MFG

Conveniently opened arc gate

The invention discloses a conveniently opened arc gate which effectively solves the problems that the size of a gate opening of an existing gate cannot be adjusted according to the height of water level, and the existing gate is inconvenient to use. The conveniently opened arc gate comprises an upper arc door and a lower arc door hinged to the lower side of the upper arc door, both the upper arc door and the lower arc door can swing up and down, a reinforcing plate is fixed to the right side of the upper arc door and positioned in the middle of the upper arc door in forward and backward directions, a first connecting rod positioned on the right side of the reinforcing plate is hinged to the front end face of the reinforcing plate, a second connecting rod is hinged to the lower end of the first connecting rod, a free end of the second connecting rod and the lower arc door are hinged together, a first supporting plate and a second supporting plate are fixed to the front and the back of the upper arc door, and free ends of the first supporting plate and the second supporting plate are jointly hinged to walls on corresponding sides. The conveniently opened arc gate is simple in structure, original in conception, convenient to operate and high in practicability.
Owner:HENAN UNIVERSE VALVE CO LTD

Spiral guide machine head body structure

The invention discloses a spiral guide machine head body structure. The spiral guide machine head body structure comprises a firing pin, a firing pin spring, a machine frame, a firing pin pin, a machine head rotating pin and a machine head body, wherein a first through hole is formed in the machine head rotating pin, a second through hole allowing the machine head rotating pin to penetrate throughis formed in the top of the front end of the machine frame in the radial direction, a center through hole is formed in the machine frame and communicates with the through holes, a pin hole is formedin the rear end of the machine frame in the radial direction, the machine head body is arranged at the front end of the machine frame, locking teeth are arranged at the front end of the machine head body, guide spiral grooves are formed in the circumferential direction of the rear end of the machine head body and are symmetrically arranged along the center of the machine head body, a center through hole allowing the firing pin to penetrate through is formed in the machine head body in the axial direction, and the guide spiral grooves communicate with the center through hole, the machine head body extends into the central through hole of the machine frame and is connected with the machine frame through the machine head rotating pin, the machine head rotating pin moves in the guide spiral grooves to drive the machine head body to complete unlocking and locking actions, and the firing pin penetrates through the machine frame, the machine head rotating pin and the central hole of the machine head body to be connected into a whole.
Owner:CHONGQING JIANSHE IND GRP

Synchronous opening and closing bottle outflow connecting line mechanism

PendingCN112172092ARealize the opening and closing actionUniform speed of opening and closing processEngineeringStructural engineering
The invention discloses a synchronous opening and closing bottle outflow connecting line mechanism which comprises a left fixing plate, a right fixing plate, a left horizontal moving side plate, a right horizontal moving side plate, a horizontal moving bottle receiving guide rail, a left rotating side plate, a right rotating side plate, a rotating bottle receiving guide rail, a horizontal moving connecting plate, an opening and closing guide shaft, opening and closing guide rails, a guide rail fixing base, an opening and closing connecting rod and a rotating connecting rod. The whole mechanismis fixed to a machine table through the left fixing plate and the right fixing plate, under driving of an air cylinder, the two opening and closing guide rails installed on the guide rail fixing basemove in the X direction, the opening and closing guide rails drive the guide rail connecting rod, and x-direction movement of the air cylinder is converted into Y-direction movement of the horizontalmoving connecting plate and the left and right horizontal moving side plates. Meanwhile, the left and right rotating side plates are driven to rotate along the axis of the rotating connecting rod through the opening and closing connecting rod fixed to the left and right horizontal moving side plates to realize the opening and closing actions of the whole mechanism.
Owner:广东朗信科技有限公司

Motor, shutter device, and imaging device

A motor (10) is applied to a shutter device (1) and a camera device with the shutter device (1), and comprises a printed circuit board assembly (12) with a winding (120), a stator core (13), a rotor (14) and a magnet (15) mounted on the rotor (14). The printed circuit board assembly (12) has a first side (121) and a second side (122). The stator core (13) is mounted on the first side (121) of theprinted circuit board assembly (12), and the winding (120) is disposed around the stator core (13). The rotor (14) and the magnet (15) are mounted on the second side (122) of the printed circuit boardassembly (12) and are spaced apart from the winding (120). The motor (10) has a flattened structure, thereby facilitating miniaturization of the shutter device (1).
Owner:SZ DJI TECH CO LTD

Pump room air-tight door remote control device and control method thereof

The invention relates to a pump room airtight door remote control device which comprises a door opening and closing hydraulic oil cylinder used for driving a waterproof gate to be opened and closed, an electromagnetic reversing valve A communicated with the door opening and closing hydraulic oil cylinder, a locking oil cylinder used for driving a locking mechanism to be opened and closed, and an electromagnetic reversing valve B communicated with the locking oil cylinder. A cylinder body of the door opening and closing hydraulic oil cylinder is hinged to a water gate frame of the waterproof gate, and a piston rod of the door opening and closing hydraulic oil cylinder is hinged to a water gate body of the waterproof gate. The control method of the remote control device for the pump room air-tight door is used for the remote control device for the pump room air-tight door. Compared with the prior art, the remote control device for the pump room air-tight door has the following beneficialeffects that a hydraulic station and an electromagnetic valve are used for controlling a hydraulic cylinder, driving the air-tight door and achieving opening and closing actions, a locking device isarranged on the air-tight door, in addition, a video monitoring system is installed, remote visual operation is achieved, safety and reliability are improved, and the remote control device is simple in structure and convenient to use. Remote automatic operation is achieved.
Owner:SHANDONG LINENG LUXI MINING IND CO LTD

Electromagnetic independent opening and closing sunshade curtain

The invention provides an electromagnetic independent opening and closing sunshade curtain. The electromagnetic independent opening and closing sunshade curtain comprises a driving system, a top beam,guide rails, a curtain mat, shifting forks, electromagnetic devices and a controller. The guide rails are vertically arranged on the two sides, and the top beam is fixed to the top between the guiderails. The driving system is installed on the top beam and is connected with the top end of the curtain mat. The curtain mat comprises curtain body sets and curtain bottom pieces, wherein the curtainbody sets and the curtain bottom pieces are connected with each other, and each curtain body set is composed of curtain strips, connecting blocks and turning pieces. Top hinge hooks of the connectingblocks are hinged in bottom hinge grooves, and bottom hinge hooks are hinged in top hinge grooves; back hinge hooks are arranged at the tops of the turning pieces and are hinged to the bottom hinge grooves of the curtain strips; opening and closing terminals are convexly arranged at the side ends of the turning pieces; and the curtain bottom pieces are connected to the bottom end of the curtain mat. The electromagnetic devices are arranged in the guide rails along the guide rails, the shifting forks are fixedly arranged at the telescopic ends of the electromagnetic devices, and vertically-through channels are formed in the shifting forks. Half opening of any area can be controlled, and the requirements of any indoor person are met.
Owner:郭嘉辉

Umbrella rib honeycomb structure, umbrella ribs and umbrella

The invention relates to an umbrella rib honeycomb structure, umbrella ribs and an umbrella. The umbrella rib honeycomb structure can be applied to the umbrella ribs and the umbrella, and comprises alower honeycomb and a first limiting part, an elastic part with fixed axial position and realizing the opening and closing function is arranged on the outer wall of the lower honeycomb, and when the lower honeycomb upwards moves to a preset position, the elastic part is triggered by the first limiting part to be opened and closed for realizing locking; the lower honeycomb is provided with a movable part, the movable part can perform axial movement within the preset journey along the lower honeycomb, and the synchronous movement of the lower honeycomb is controlled outside the preset journey; and a triggering part is arranged on the movable part, and the triggering part can trigger the elastic part for realizing unlocking when the movable part moves within the preset journey. When the improved honeycomb structure is applied to the umbrella, the operation is safer and more reliable, the injuries to hands can be basically avoided, meanwhile, holes do not need to be formed in the umbrellaribs, so that the strength of the umbrella ribs is guaranteed, and compared with the simple concave-convex mode, the honeycomb structure provided in the technical scheme has the advantage that the locking effect is stable and reliable.
Owner:深圳市红派大东伞业有限公司

Cooker cover device of embedded electric pressure cooker

The invention discloses a cooker cover device of an embedded electric pressure cooker. The device comprises: a cabinet body which is provided with an accommodating inner cavity, wherein one side of the accommodating inner cavity is provided with an opening, and the opening is communicated with the outside; a support frame which can extend out of or retract into the accommodating inner cavity along the opening; a pot body which is arranged on the supporting frame, wherein the pot body is provided with an upward opening; a pot cover which is arranged in the accommodating inner cavity, wherein the pot cover is located above the pot body; a driving part which is arranged on the cabinet body; a movable part which is connected with the cooker cover; and a guide part which is arranged on the cabinet body and provided with a guide rail, wherein the driving part drives the movable part to move on the guide rail of the guide part to drive the cooker cover and the cooker body to open and close. According to the cooker cover device of the embedded electric pressure cooker, the driving part drives the movable part to move on the guide rail of the guide part, the opening and closing actions of the cooker cover and the cooker body are realized, and the opening and closing actions of the cooker cover and the opening of the cooker body are completed in the accommodating inner cavity of the cabinet body, and therefore the situation that the cooker cover occupies the kitchen space can be effectively avoided. The device can be applied to cooking utensils.
Owner:GUANGDONG VANWARD ELECTRIC
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