2081results about "Shutters/ movable grilles" patented technology

A gate unit a gate mount adapted to mate with a frame bordering a passageway and a gate mounted on the gate mount for movement between an opened position opening a passage formed in the gate mount and a closed position closing the passage formed in the gate mount. The gate unit further includes force indicator used during installation of the gate mount.

The present invention discloses a dual-shutter telescopic door railing and, in the technical solution of the invention, two reels are pivotally provided between the upper fixed seat and the lower fixed seat to connect with the rolling shutter component, a torsion spring that can automatically retract the rolling shutter component is disposed inside the reel and, after assembly, the invention forms a dual-shutter structure having two rolling shutter components, improving the range of application and the applicability of telescopic door railings.

A manually pullable out and automatically retractable flexible barrier apparatus for engagement between first and second surfaces having a base that includes a foot, a head, and a spool portion between the foot and the head that spools in and spools out the flexible barrier. A coil spring is wound about a nonrotatable support tube in the spool, is fixed to the top of the nonrotatable support tube, and is further fixed to a lower cap in the spool that rotates with the spool. An upper cap in the spool, rotating with the spool, is lockable and unlockable to a rotating control knob in the head.

A slidably extendable barrier for placement between two relative positions is provided, including a first sliding partition plate, a second sliding partition plate, a locking assembly, and an adjusting and pressure-applying assembly. The first sliding partition plate and the second sliding partition plate can slide relative to each other along a length direction; the locking assembly is used for optionally locking the first sliding partition plate and the second sliding partition plate along the length direction. The adjusting and pressure-applying assembly enables the slidably extendable barrier to be fixed between the two relative positions. During use, following the logic of “sliding adjustment locking and positioning-pressure-applying fixation”, the core advantages of “flexible adaptation, rapid installation, stability and reliability” are achieved. It is suitable for application scenarios with high requirements on installation convenience, environmental friendliness, and scenario adaptability, integrating functionality and practicability, and enhancing the user experience.

A safety gate, includes a door frame, a door rail mechanism, and a handle mechanism, wherein the door rail mechanism includes: two door bodies and adjustment components; the two door bodies are overlapped front and back, one side of one door body is hinged with the door frame, and the handle mechanism is arranged on other door body; the two door bodies are provided with a plurality of fixing holes matching to each other at intervals along width direction. The adjustment components pass through the fixing holes on two door bodies in sequence and are detachably connected with the fixing holes. By the means of changing the position of the adjustment components in the fixing holes of the door bodies, width of two door bodies in left and right directions can be changed randomly, so that the applicable range is wider.

The present invention discloses a rolling shutter door fence, including a connecting mechanism for connecting with the free end of the roller shutter, the connecting mechanism includes a column and a base provided for the column, the column can be vertically fixed to the installation position through the base, the length of the column, which of course can also be longer, fits with the overall height of the rolling shutter door fence, the present invention having a simple structure allows for direct installation without positioning according to the position of the roller shutter and, compared with traditional methods, optimizes the overall installation process of the roller shutter door fence and effectively improves the installation convenience of the roller shutter door fence.

The invention provides a staged ascending pull rope safety door structure, and relates to the technical field of platform safety doors, the staged ascending pull rope safety door structure comprises a fixed column and a lifting part, and the lifting part comprises a main frame body and a mounting frame; a first roller and a second roller are arranged on the main frame body; the first roller is connected with a first belt, the second roller is connected with a second belt, and a sliding block is arranged on the first belt; a driving part, a first sliding rail and a second sliding rail are arranged on the fixed column; a limiting block is arranged on the second sliding rail; a first plate and a second plate are arranged on the mounting frame; the first plate and the second plate are both connected with safety door pull ropes. The multiple plate bodies are connected with the pull rope to form the safety door, the multiple plate bodies are synchronously lifted at the early stage of lifting of the safety door, and after the sliding block is lifted to the preset height, the second plate located on the lower portion ascends at a high speed, so that the safety door has enough protection height when descending, the occupied height is small when lifting, and hidden danger caused by mistakenly clamping an object is avoided; the whole structure is simple, not prone to damage and high in safety.

An example security gate can include: an outer frame; an outer gate disposed within the outer frame, the outer gate defining a plane and having a plurality of outer gate vertical members, and the outer gate defining an inner gate opening; an inner gate disposed within the outer gate, the inner gate defining a plurality of inner gate vertical members, wherein the inner gate is configured to move vertically within the plane to control access through the inner gate opening, and wherein the plurality of inner gate vertical members are sized to telescope within the plurality of outer gate vertical members as the inner gate is moved; and a locking mechanism to lock the inner gate at a vertical position relative to the outer gate to define an accessible size of the inner gate opening.

Provided is a locking head apparatus of a dual automatic locking protective door bar. The locking head apparatus includes a housing, a first toggling button, a second toggling button, a sliding seat, a fixation seat, a linkage locking mechanism and a rotating mechanism. A hydraulic rod is mounted inside the fixation seat, and the hydraulic rod is connected to the sliding seat. The second toggling button is exposed on the housing and connected with a toggling button seat. The toggling button seat is mounted inside the housing through a first spring, thereby forming an automatic resetting mechanism. With the adoption of the locking head apparatus, the dual automatic locking may be realized, the dual protection is achieved, and a child is prevented from opening the door bar after learning the unlocking skill.

An improved system, apparatus, and methods for a pet and child confinement gate providing enhanced safety and deterrence of climbing attempts. The confinement gate includes first and second brace portions with an innovative locking system. A drop-in catch engages with a metal sheath by lifting and lowering the gate, providing a primary locking feature. A rotatable knob, when turned, extends a sliding bolt into a receiver hole on the opposite brace, securing the gate against all directions of movement. The top of the gate features a free-spinning mechanism, which may include cylindrical rollers or ball-bearings, equipped with noise-making loose objects and sensors to deter and detect climbing attempts. The free-spinning mechanism can also trigger auditory deterrents via an audio device and send alerts through communication circuitry to a caretaker's device, further enhancing security measures.

The present invention discloses a new type of protective sliding door and, during installation, the positioning mechanism and locking mechanism can be first fixedly installed in a predetermined position, and then the door railing body can be installed, the second connecting piece at the lower part of the pivot connection side of the door railing body can be flexibly connected to the lower part of the positioning mechanism, the connecting piece that can be installed on the first connecting piece can be fixedly assembled with the upper part of the positioning mechanism, so that the installed door railing body can open or close the door by swinging relative to the positioning mechanism and, after the door is closed, the locking mechanism can be connected to the locking side of the door railing body to lock the door railing body.

A child proof gate includes a U-shaped frame configured to be pressure fit between two opposing flat surfaces, wherein the frame comprises a first locking assembly, a second locking assembly, and a button that is configured to be manually; wherein the manually activated button is disposed apart from and above the first locking assembly and wherein the button, when manually activated, is configured to electrically actuate the first locking assembly and to move the first locking assembly from a closed position to an open position for a predetermined period of time. The gate may also include a door including an upper mating door latch and a lower mating door latch; wherein the upper mating door latch is configured to be removably attached to the first locking assembly when the door is in a closed position.

A composite shutter assembly includes a metallic shutter frame including a pair of elongate side members and a pair of elongate cross members extending between the pair of side members, and a nonmetallic shutter panel including a first stile pivotally coupled to a first side member of the pair of side members of the metallic shutter frame, the nonmetallic shutter panel configured to swing between a closed position and an open position relative to the metallic shutter frame.

An animal gate used to block throughways may include a gate assembly which may include a first gate portion that may have a first frame and a second frame. The gate assembly may be positionable within an opening of a structure and couplable to the structure. The gate assembly may include a second gate portion pivotally coupled to the first frame such that the second gate portion may be pivotable about a horizontal axis between a first position and a second position. The gate assembly may include a locking mechanism arranged at least partly within the second gate portion and configured to lock the second gate portion in at least the first position such that in the first position the second gate portion may be arranged at an angle less than 90 degrees above horizontal. In some examples, pivoting the second gate portion to the second position permits the first frame and the second gate portion to pivot.

The present invention discloses a slidably extendable barrier configured to be disposed between two opposing positions, including: a first sliding panel, a second sliding panel, a locking assembly and a pressure adjustment assembly. The first sliding panel and the second sliding panel are slidable relative to each other along the length direction; The locking assembly configured to selectively lock the first sliding panel and the second sliding panel in the length direction; The pressure adjustment assembly enables the slidably extendable barrier to be fixed between the two opposing positions. Through the described structural configuration, the barrier operates in a sequence of “sliding adjustment—locking positioning—pressure application”, thereby achieving core advantages of “flexible adaptability, rapid installation, and stable reliability”. It is particularly suitable for application scenarios requiring installation convenience, environmental compatibility (non-damaging), and situational adaptability, combining functional efficiency with practical utility.

The present invention discloses a protective fence with a pet door, comprising a door frame with a door body inside and an opening and closing locking component having a rectangular frame; the present invention provides an opening and closing locking component that allows pets to easily pass through the protective fence through the door panel. This component has a stopper A and a stopper B, and the coordinated use of the two stoppers effectively control whether pets can freely leave after entering and exiting the door panel. In order to further optimize the use experience, users can paste mute hairs in the adhesive groove on the door panel. When pets come in and out, the mute hairs in the adhesive groove can significantly reduce the sound generated, avoiding potential noise problems.

A barrier system that occupies less space in transportation and reduces the identification and matching time of parts for assembly to improve assembly efficiency. The barrier system includes a door leaf and a frame with a first, second, and third assembly modules. The first assembly module includes a first door leaf subassembly module and a first frame subassembly module that are rotatably connected. The second assembly module includes a second door leaf subassembly module that may be detachably connected with the first door leaf subassembly module to form a door leaf. The third assembly module includes a second frame subassembly module detachably connected with the first frame subassembly module to form a frame with a low-profile threshold. The first, second, and third assembly module are independent of each other when they are not assembled, and together form a barrier system after assembly.

The present invention relates to the technical field of anti-tailgating doors, and particularly to an anti-tailgating corner door control device and a usage method. The device includes a corner door, a lock tooth assembly, an electric door locking device, a sensor, and an in-built door closer device; alternatively, it further includes an external door closer device and a door shaft; or it further includes an external door closer device and a set of hinge hinges; the corner door includes a flat door and a shielding door, and the flat door and the shielding door are connected at a 90-degree angle; the lock tooth assembly and the electric door locking device are installed on the door frame, and the in-built door closer device is installed in the lower door frame or buried under the ground; the external door closer device is installed on the door frame, and one end of its arm is installed on the corner door; or the external door closer device is installed on the corner door, and one end of its arm is installed on the door frame. The device is designed with an angular door + access control system, achieving a small floor area, fast entry and exit of the warehouse door, and preventing tailgating entry and exit.

A barrier system that occupies less space in transportation and reduces the identification and matching time of parts for assembly to improve assembly efficiency. The barrier system includes a door leaf and a frame with a first, second, and third assembly modules. The first assembly module includes a first door leaf subassembly module and a first frame subassembly module that are rotatably connected. The second assembly module includes a second door leaf subassembly module that may be detachably connected with the first door leaf subassembly module to form a door leaf. The third assembly module includes a second frame subassembly module detachably connected with the first frame subassembly module to form a frame. The first, second, and third assembly module are independent of each other when they are not assembled, and together form a barrier system after assembly.

The invention relates to a shading device for a building, in particular for a balcony and / or a facade, comprising at least one shading element, wherein the shading element is extended planarly along a longitudinal direction and a transverse direction, is mechanically fixed in a basic position to a structure of the building by means of a holding device, and has on each side of the planar extension a light side facing away from the building and a shadow side facing the building, wherein the holding device has a sliding device and the shading element can be slidably positioned relative to the structure of the building in different operating positions by means of the sliding device, wherein in the respective operating position light incident on the building is retained by means of the shading element and a movable shadow area on the building can thus be generated by means of the sliding device.wherein the shading element on the light side has a photovoltaic element with an electrical connection and electrical power can be provided at the electrical connection by means of the photovoltaic element by means of light incident on the light side. Furthermore, the invention relates to a shading system and the use of a shading device.

The utility model relates to the technical field of shutters, in particular to a drainage structure and a shutter, which comprise a window frame and a glass clamp capable of being rotatably mounted on the window frame, and further comprise shutter blades mounted on the glass clamp, a mounting surface is formed on the window frame, a concave first drainage groove is formed on the mounting surface along the length direction, a binding surface is formed on the glass clamp, and the binding surface is provided with a second drainage groove. A concave second drainage groove is formed in the binding face in the length direction, and the glass clamp rotationally drives the louver blades to change the inclination angle; the glass clamp is rotationally connected with the mounting surface of the window frame through the binding surface, the angle of the glass clamp can be rotationally changed, and adjustment is convenient; corresponding drainage grooves are formed in the window frame and the glass clamp respectively, rainwater and pressure sealed by the glass clamp and the window frame are dredged, drained and discharged multiple times, water flow is guided to flow downwards along the position between the first drainage groove and the second drainage groove, accumulated water and wind pressure accumulated in the glass clamp are prevented, and the risk that the rainwater enters a room is further reduced; therefore, the waterproof effect is achieved.

The utility model discloses a folding type flap gate which comprises a base, a flap gate body and a flap gate body. The two sides of the base are each provided with one driving box; the lower end of the first door plate is arranged in the base and is rotatably arranged; the lower end of the second door plate is rotatably connected with the upper end of the first door plate; the upper end of the second door plate is rotatably provided with the lifting shaft; and each driving box is internally provided with one driving mechanism, and the driving mechanisms drive the lifting shafts to ascend or descend. The water retaining effect can be guaranteed, the door plate can be controlled to be unfolded or folded through electric control, meanwhile, the door plate is directly stored in the underground base after being folded, no space is occupied, and the door plate does not need to be additionally and manually disassembled for storage.

A child safety gate with a flexible retractable barrier part (3) wound on a rotatable roller (R) includes a locking device (10) connected to the rotatable roller (R). In an unlocked position, the locking device (10) allows extraction of the barrier part (3) in an unwinding direction of the roller (R). In a locked position, the locking device (10) prevents further extraction of the barrier part (3) in the unwinding direction. The locking device (10) includes an actuator (11) movable between a first position corresponding to the unlocked position, and a second position corresponding to the locked position. Upon actuating the actuator (11) in the closed gate position, the barrier part (3) is reversed in a direction opposite the pull-out direction to provide extra tensioning of the barrier part (3).

The utility model discloses a bank branch security environment monitoring device, the structure of which includes a fixed door, a door frame, a monitoring machine, and a security door. The fixed door is fixedly installed in the door frame frame, and two security doors are symmetrically distributed. The security door includes a rotating shaft, a connecting strip, a shaking body, a handle, a built-in grid, and a security glass. The rotation and return of the rotating shaft will drive the connecting strip to stretch and retract. When the connecting part is pulled, it is in a straight state. When the connecting part is rotated, it is in a bendable loose state. The unfixed parts connected to the two sides of the shaking body will shake with the inertia of the connecting strip. The pulling body inside the built-in grid will pull the toughness strip to pull the rotating shaft. The elastic block will drive the reflective layer to move while the solid body bears the inertial force. The reflective layer is distributed inside the built-in grid. When light is irradiated on the surface of the reflective layer, it will be refracted to the vicinity. It will continuously block the peripheral vision and prevent the peripheral from being peeped for a long time.

Roller shutter rod, comprising a body with a head end and a foot end, wherein a hook is arranged at one of the two ends and a chamber for receiving the hook is formed at the other of the two ends a chamber is formed for receiving the hook, wherein the chamber is formed in two parts in such a way that it enables a hook to be received in two directions opposite to a centre plane of the roller shutter rod.

The disclosure belongs to the field of gates and discloses a retractable baby gate. The retractable baby gate includes at least a piece of gate fabric; a roller, mounted on one side of the gate fabric, wherein a rolling shaft is coaxially arranged in the roller, one end of the gate fabric is fixed to the rolling shaft and winds the periphery of the rolling shaft, a longitudinal opening through which the gate fabric comes in and goes out is formed in the peripheral surface of the roller, a shell is fixedly connected to the upper end of the roller, and a base fixedly connected to a mounting fixed surface is connected to the lower end of the shell; and a control portion, arranged in the shell to control rotation and locking of the rolling shaft, wherein the control portion includes a gear coaxially connected to the rolling shaft.