221results about "Fireproof doors" patented technology

When the upper part of the door body 1 is subjected to the heat of a fire and warps and deforms in a direction that separates it from the door frame 3, the leak of flames and smoke through the resulting gap is prevented, thereby improving fire resistance. [Solution] An upper recessed groove 4c is provided in the upper horizontal frame member 4 of the door frame 3 facing the door body 1. An upper sealing member 9, a spring 12, and a heat-deformable member 11 are provided in the upper recessed groove 4c. When the heat of a fire is applied, the heat-deformable member expands and deforms, causing the upper sealing member 9 to come into contact with the interior side panel 1e of the door body, which has warped due to the heat deformation.

The utility model discloses a kind of heat and sound insulation broken bridge aluminium windows, including window frame body, two layers of protective glass are installed in the window frame body inside, fixed plate is installed in the both sides of window frame body, the outer side of window frame body is equipped with multiple longitudinal distribution's sunshading board, lifting plate is installed in the inside of fixed plate, adjusting frame is installed on the fixed plate.The beneficial effects of the utility model are that by installing sunshading board outside protective glass, sunlight can be shielded, and heat insulation can be carried out, sunlight can pass through the gap between sunshading board and irradiate to indoor according to the principle of diffuse reflection, provide light for indoor under the condition of avoiding direct sunlight, according to the different angle of sunlight irradiation to window in different seasons, the position of lifting plate is adjusted and the angle of sunshading board is changed by adjusting frame, effective heat insulation can be carried out and indoor brightness is guaranteed, and use is more convenient.

The utility model relates to fire engineering technical field especially fire engineering is with preventing deformation's heat -proof fire door, including door frame, still including door shell and door lock component, door frame one side fixedly connected with door shaft, door frame one side fixedly connected with door shaft, the material that this device adopts through door shell is steel sheet to improve the strength of door, prevent deformation, the material that fills the layer adopts is magnesium oxide to improve the heat -proof of door, through being provided with first fire -retardant expansion seal and second fire -retardant expansion seal on door frame and door shell, thereby the door gap is sealed, improves the leakproofness, can effectively block the flue gas, through first spring drive movable block in the inside slide of guide block, movable block drive toothed plate removal, toothed plate drive gear rotation, gear drive first rotation axis rotation, first rotation axis drive second connecting rod rotation, second connecting rod drive first connecting rod in the inside rotation of fixed block, thereby the door shell is automatically closed, prevents the fire, flue gas spreads.

This utility model provides a fire door with ventilation function, including a door leaf, a door frame, and a ground layer. The door frame stands on the ground layer, and the door leaf is embedded in the door frame and connected to the door frame by hinges. The lower half of the door leaf is embedded with a fire-resistant device, which includes a ventilation blade frame, ventilation blades, fire-resistant blade shafts, fire-resistant blades, a temperature sensor, and a transmission mechanism. Fire-resistant blades are arranged within the ventilation blade frame by several equidistantly spaced fire-resistant blade shafts. The temperature sensor and transmission mechanism are located on one side of the ventilation blade frame. The temperature sensor is communicatively connected to the transmission mechanism, which drives several fire-resistant blade shafts to rotate synchronously, thereby opening and closing the fire-resistant blades to achieve rapid switching between normal ventilation and fire isolation functions. This utility model aims to solve the problems of poor ventilation performance, easily damaged ventilation devices, and poor fire resistance and sealing of traditional fire doors, thereby optimizing ventilation performance, improving the durability of ventilation devices, and enhancing fire resistance.

The utility model relates to a fire and explosion integrated protection door belongs to the protection door field, for solving the crystallization that has not cleaned will be extruded between the door panel and the door frame sealing strip, not only will accelerate the aging, damage of sealing strip, reduce its service life, will also lead to the sealing is not strict, cannot effectively block the smoke and fire, high temperature and explosion shock wave, and then causes the fire spread, secondary explosion etc. accidental injury, seriously influence the fire and explosion core performance of protection door, can not satisfy the safety protection demand of the area of ship, a fire and explosion integrated protection door, including protection door main part, the door frame of rotation connection in the outside of protection door main part, through spring energy storage release drive rotary lever rotation, drive the scraper along the sealing strip inside profile fit rotation, thereby in the protection door closing process automatically removes the sea salt crystallization that adheres on the sealing strip, avoids the omission problem of artificial periodic cleaning, guarantees the air tightness and fireproof sealing performance of protection door.

The invention relates to an armored fire door comprising a frame and at least one opening leaf, the opening leaf comprises a wooden base panel comprising an external face intended to form an external face of the fire door and an internal face opposite the external face, the internal face and the external face being connected to each other by an edge, at least part of the internal face and at least part of the edge being covered by a metal armoring coating having a first face arranged facing the base panel and a second face opposite the first face. The opening leaf comprises a fire panel bonded by an incombustible glue between the internal face of the base panel and the first face of the metal armoring coating and at least part of the edge of the opening leaf comprises a non-combustible wool seal arranged between the base panel and the first face of the metal armoring coating.

This utility model discloses a fireproof rolling shutter door motor, including a door frame. A transmission housing is fixedly provided on the upper end face of the door frame and on one side. A rotating shaft is rotatably provided on the inner wall of the transmission housing and at the bottom. An adjustment hole is opened on the upper end of the rotating shaft and on the inner wall of the transmission housing. A sliding groove is opened on the outer wall of the transmission housing. A sliding block is slidably provided inside the sliding groove. A motor is provided on the outer wall of the sliding block. The output end of the motor is located inside the adjustment hole. Synchronous pulleys are provided on both the output end of the motor and the rotating shaft. Synchronous belts are provided on the two synchronous pulleys. A threaded post is fixedly provided on the upper end face of the sliding block. Thus, the user can adjust the installation height of the sliding block and the motor by rotating the adjusting nut, which facilitates the adjustment of the distance between the two synchronous pulleys according to the length of the synchronous belt and prevents slippage.

The utility model discloses a kind of fireproof glass curtain wall units with self-closing structure, it includes frame, fireproof glass and closing mechanism.Closing mechanism is equipped with slide rail, sliding block, elastic member and trigger device, sliding block is driven by elastic member and is fixed by trigger device, trigger device releases sliding block at high temperature, so that sealing strip is closely attached to fireproof glass edge.It also includes cushion pad, guide rod, limiting plate and auxiliary support frame and the like optimization component.This application can realize automatic closure when fire, form reliable fireproof barrier, avoid fire spread, improve safety;Sealing strip multilayer composite structure and cushion pad design have fire resistance and heat insulation performance simultaneously, protect glass and prolong service life, overall practicality is strong and high reliability.

The utility model discloses a kind of wind pressure resistance reinforcing structure of broken bridge aluminum door and window, belong to aluminum door and window reinforcing technical field, the inside of first frame body is equipped with protruding frame, the corner of protruding frame is equipped with first limit strip, first limit groove for clamping is formed between multiple first limit strips, the middle section of protruding frame is equipped with abutting arc part, and inner groove is formed in the inside of abutting arc part;The inside of second frame body is equipped with inner boss, and the corner of inner boss is equipped with second limit strip. By first, second limit groove clamping cooperation, and the reinforcing rib structure of oblique support strip, insertion strip and abutting strip composition, improve broken bridge aluminum door and window wind pressure resistance performance, make it keep stable under severe weather. First, second frame body and its related components integrated design, reinforcing structural stability, reduce security risk. Abutting arc part and opening cover and other components design, stable structure, ensure that door and window long-term stable durable, prolong service life.

The utility model relates to a kind of broken bridge aluminum alloy casement door and window with double-layer heat insulation strip, belong to casement door and window technical field, including installation outer frame, the inside hinged of installation outer frame is equipped with the door and window frame of two quantity, the inner side wall of installation outer frame is fixedly installed with four quantity outer frame partition strip, wherein two between the outer frame partition strip Fixedly installed with first heat insulation strip, another two between the outer frame partition strip Fixedly installed with second heat insulation strip.The broken bridge aluminum alloy casement door and window with double-layer heat insulation strip, by setting first heat insulation strip and second heat insulation strip in the inside of installation outer frame increase the heat insulation effect of casement door and window, simultaneously, folding sealing strip is set on the side of installation outer frame, when door and window frame is closed, folding sealing strip is pressed in gap, increase the sealing performance of casement door and window, increase the heat preservation effect of indoor, reduce the power consumption of air conditioner or other refrigeration or heating.

In some embodiments, the invention provides a multiple-pane insulating glazing unit having a between-pane space. An aerogel sheet is located in the between-pane space. Other embodiments provide methods of manufacturing such an IG unit. Further, some embodiments of the invention provide a glazing assembly that includes such an IG unit. Certain embodiments of the invention provide a spacer having a seating structure for supporting an aerogel sheet, while other embodiments provide an aerogel sheet holder for supporting an aerogel sheet. Preliminary glazing assemblies are also provided.

This utility model discloses a soundproof structure for a minimalist soundproof door set, including a soundproof structure body. A first frame, a second frame, and a third frame are spaced apart within the soundproof structure body. A first core layer is disposed between the first and second frames, and a second and third core layer are disposed between the second and third frames. An isolation layer is disposed between the second and third core layers. Through the design of multiple frames and multiple core layers, the soundproof structure provides support for the core layers, resulting in high overall structural strength and impact resistance, strong deformation resistance, good sound insulation, and light weight. The third core layer is made of aluminum honeycomb core and foamed plastic filling. The filling material can fill the gaps in the packaging container, fixing and supporting the soundproof structure body, preventing the product from moving or colliding during transportation. It also has good thermal insulation performance, protecting the soundproof structure body from temperature changes.

The utility model relates to wood door moistureproof technical field especially wood door filling layer inner moistureproof partition structure, including wood door main part, veneer and handle, the veneer fixed connection is in the outer wall front end of wood door main part, the inside of wood door main part is equipped with diamond net shape filling structure, the inside of wood door main part sets up corner reinforcing structure. This wood door filling layer inner moistureproof partition structure, diamond frame adopts aluminium alloy sheet to form by stamping, drawing, bonding, because diamond frame can directly by rectangular frame extrusion deformation obtains, so production and manufacture and subsequent paste will be more simple than honeycomb structure technology, vertical compression strip and diamond frame are alternately arranged, and the protruding of compression strip side wall is used to balance the force improvement compression resistance of protruding strip at the position of diamond frame both ends narrow, such that the structure that diamond frame, compression strip and protruding strip constitute can realize simple technology also let the compression resistance of hollow place in the middle be improved.

To provide a fire-resistant roll screen device that can provide fire protection to openings in buildings. [Solution] The system includes a roll screen 1 for opening and closing the opening 6, a bottom bar 2 provided at the lower end of the roll screen 1, a frame 3b provided on the lower side of the opening 6, a lock receiver 4 attached to the frame 3b, and a lock 5 provided on the bottom bar 2. The bottom bar 2 is fixed to the frame 3b by engaging the lock 5 with the lock receiver 4.

To provide a waterproof shutter which includes fireproof and smokeproof performance.SOLUTION: In a waterproof shutter including a shutter curtain 1 constituted by a plurality of panels 2, 3, 4, in panels adjacent to each other vertically of the shutter curtain 1 in a fully closed posture, a water cut-off structure is formed between an indoor side portion of a lower side portion of an upper side panel and an indoor side portion of an upper side portion of a lower side panel. Between the lower side portion of the upper side panel and the upper side portion of the lower side panel, a shiplap structure is formed positioned on the outdoor side of the water cut-off structure.SELECTED DRAWING: Figure 19

The application provides a heat-triggered and mechanically dual-mode unlocked flat-opening fire rescue window and a working method thereof. The flat-opening window is a double-leaf flat-opening window whose window hole size meets the requirement of fire rescue regulations after the vertical mullion is removed. The window has the function of removing the vertical mullion manually and quickly in an emergency and forms a rescue channel meeting the fire rescue regulations instantaneously on the basis of keeping the original performance of the flat-opening window. The upper and lower ends of the mullion are detachably connected with the fixed frame through independent locking members, at least one of which adopts a lever locking mechanism. A heat-sensitive actuating mechanism is configured to automatically act in response to the ambient temperature rising to a set threshold and is connected with the lever locking mechanism to release the locking of the lever locking mechanism. A mechanical operating mechanism is configured to accept external manual operation and drive the lever locking mechanism to release the locking.

The utility model discloses a kind of composite aluminum alloy windows of high-efficiency sound insulation and heat insulation, including two groups of beam body, sound insulation cavity is set in the beam body, sound insulation block is filled in the sound insulation cavity, multiple hexagonal through-holes are passed through and set in the outer wall of sound insulation block, two groups of the beam body are connected by heat insulation bridge, the outer wall of beam body is provided with connecting groove and connecting along, multiple support columns are set in the sound insulation cavity, multiple the support column is obliquely arranged alternately, and inside is hollow shape.The utility model fills sound insulation block with hexagonal through-hole in beam body sound insulation cavity, and the layout of zigzag of hollow support column is alternately inclined, convert traditional single, double-cavity linear type sound wave path into composite path of multiple refraction+multiple reflection, effectively weaken the penetration of medium-high frequency noise, simultaneously, hollow structure of support column can be filled with sound-absorbing material, further inhibit structure sound transmission, solve the problem that traditional profile cavity directly conducts noise and is easy to deform after filling.

The utility model relates to aluminium door and window device technical field, especially in a kind of broken bridge aluminium door and window double glazing inlay structure, including outer window frame, the inner wall of inner frame is fixedly connected with screen, the third installation cavity and second installation cavity are respectively embedded second glass and first glass, the outer side edge all around of second glass and first glass is fixedly connected with sealant strip, the right end upper portion of installation frame is opened to fill cavity, the right end front and right end rear of installation frame are opened two first aluminium cavities, the right end middle part of installation frame is opened second aluminium cavity.The broken bridge aluminium door and window double glazing inlay structure of the utility model, the broken bridge aluminium door and window double glazing inlay structure through the double sealing design of L-shaped sealant strip, accurate installation cavity size control, and heat preservation cotton, nylon heat insulation pad, glass drying agent and the multi-dimensional structure design of reasonable layout aluminium cavity, significantly improve sealing performance and comprehensively enhance heat preservation and insulation effect.

The utility model discloses a kind of composite non-insulation type fireproof glass window, relate to glass technical field.The composite non-insulation type fireproof glass window, including window frame structure, the inside of window frame structure is equipped with two window frame openings, the window frame opening of left side is provided with movable frame structure, the outside of movable frame structure is provided with locking handle, the window frame opening of right side is provided with fixed frame structure, the inside of movable frame structure and fixed frame structure is provided with composite glass structure.The composite non-insulation type fireproof glass window, by setting movable frame structure, by using cover plate and sealing edge strip, the tight sealing between protective profile and window frame opening can be effectively realized.When closing, these cover plate and sealing edge strip can ensure that there is no gap between the two, so as to reach good sealing effect.

To provide a thermally expansible fireproof material which has such good expansion characteristics as to block a gap in the case of fire, and can follow deformation of fittings.SOLUTION: A thermally expansible fireproof material has an expansion layer containing a binder resin and a thermally expansible graphite, and has an expansion magnification of three times or more, and a maximum shear load of 20 N or more.SELECTED DRAWING: None