49results about "Ventilation arrangement" patented technology

An automatic closing shutter structure, comprising: a door body; a fixed door plate arranged in the door body; a movable door plate arranged in the door body; in a normal state, the fixed door plate and the movable door plate correspond to each other to leave a hollow part for air circulation; an operating mechanism electrically connected with a sensor for detecting smoke concentration, the operating mechanism is connected with the movable door plate, and when the sensor detects that the environmental smoke is higher than a preset value, the movable door plate is driven to move downward to block the hollow part to form a closed space, the movable door plate and the fixed door plate are integrated in the application, in a normal state, the movable door plate is opposite to the fixed door plate, and the left hollow part can be ventilated and radiated, when the sensor detects fire, the movable door plate is driven to move downward by the operating mechanism to block the hollow part, and the fire extinguishing gas is prevented from being discharged, so that multifunction is realized, and the user can only choose one use.

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 belongs to door and window technical field, concretely relates to a building door and window automatic ventilation heat preservation system, including two symmetrical first branch boards, and two first branch boards are horizontal setting, two first branch boards between being equipped with two symmetrical second branch boards, and two second branch boards are vertical setting, first branch board and second branch board between all fixedly connected, two first branch boards between clamping have first acrylic plate, and be equipped with air outlet on first acrylic plate, the air outlet on clamping have air pipe, two first branch boards between clamping have second acrylic plate, and be equipped with air inlet on second acrylic plate. The utility model effectively realizes the exchange of indoor and outdoor air, keeps the indoor air fresh, can automatically close the open door and window, prevents the indoor rain when raining and the temperature from falling sharply, plays the role of heat preservation, utilizes clean energy, energy -concerving and environment -protective, reduces the use cost, reduces the dependence on traditional energy.

The application provides a modular silo support structure and a construction method thereof, comprising a support silo body, a side wall of the support silo body is provided with a roller shutter door and a placing opening, a first air inlet louver and a variable speed exhaust fan are embedded in the lower part of the side wall; further comprising: a clamping windproof mechanism, comprising an annular base steel frame fixed in the placing opening, a support ring fixed on the annular base steel frame, a rotating wheel disc rotatably installed below the support ring through a thrust bearing, a plurality of sliding blocks and a trapezoidal clamping wedge; a plurality of arc cam grooves are radially formed on the disc surface of the rotating wheel disc, each sliding block is slidingly embedded in the corresponding arc cam groove, a support limiting block is fixedly connected to the sliding block, the support limiting block is penetrated into the radial limiting groove in the inner side wall of the support ring, and the trapezoidal clamping wedge is integrally formed on the upper end of the support limiting block; the application can solve the technical problems of feed moldy caused by the ventilation dead zone of the existing feed tower, poor wind resistance stability, and difficulty in considering both rainproof and ventilation at the top.

The present invention relates to a fitting system for a unit comprising a pivotable part such as a door, a hatch or the like comprising an actuator for moving pivotable part between a closed and an open position. In particular, the invention relates to a fitting system comprising an actuator (2) configured to force the pivotable part (1) between a closed position where the pivotable part (1) is near or in contact with the frame (3) and an open position where the pivotable part (1) is pivoted or rotated away from frame (3) around the hinge (4), the actuator (2) comprises a first end (2a) and a second end (2b) and the first end (2a) is rotatably mounted to a lifting arm (7) and the second end (2b) is rotatably mounted to a pressure arm (10) and during operation the actuator (2) is extended when opening the pivotable part (1). The pivotable part (1) comprises guiding means (5) configured to guide a first end of the lifting arm (7) relative to the pivotable part (1), and the frame (3) or a connecting part (8) being stationary relative to the frame (3) comprises a guiding unit (6) configured to guide a part of the pressure arm (10) relative to the frame (3). Further, the lifting arm (7) is at a first position (7a) at the first end movably mounted to the pivotable part (1) via the guiding means (5) and at a third position (7c) rotatably mounted to the pressure arm (10) and at a fourth position (7d) the lifting arm (7) is rotatably mounted to the guiding unit (6), and the pressure arm (10) is at a first position (10a) rotatably mounted to the actuator (2), at a second position (10b) the pressure arm is rotatably mounted to the lifting arm (7) and at a third position (10c) the pressure arm (10) is guided relative to the guiding unit (6).

The utility model relates to a wall-mounted switch electric shutter window with built-in control part, more specifically, the utility model features, including: wall-mounted switch, set up in the window wall surface with electric shutter in the inside, control part, set up in the inside of wall-mounted switch, control the shutter work that first work, second work …… the n work combination of electric shutter execution, a plurality of buttons, set up in wall-mounted switch, produce the instruction signal of input to control part, and remote controller, produce the instruction signal of input to control part, control part is controlled through the button operation of wall-mounted switch or receives the infrared instruction transmission from remote controller.

The application provides a smoke exhaust window, comprising: a fixed frame; a first window sash and a second window sash, the bottom of the first window sash is rotationally connected with the bottom end of the fixed frame, the bottom of the second window sash is rotationally connected with the top of the first window sash through a plurality of damping hinge pieces, and the top of the second window sash is rotationally and slidingly connected with the fixed frame; a control locking piece is arranged on the first window sash and the fixed frame; the damping hinge piece comprises a pin shaft and a first blade, a second blade and a damping assembly which are arranged on the pin shaft, the first blade is fixedly connected with the first window sash, and the pin shaft is fixedly connected with the first blade in the circumferential direction; when the folding window is in the smoke exhaust state, the pin shaft starts to rotate under the driving of the first window sash until the first window sash drives the pin shaft to rotate to a first preset angle, the damping assembly generates a first damping force, and when the first window sash drives the pin shaft to continuously rotate from the first preset angle, the damping assembly generates a second damping force which is greater than the first damping force. The smoke exhaust window provided by the application can be quickly, conveniently and stably opened, and has a better smoke exhaust effect.

This utility model discloses an environmentally friendly air-purifying window structure, including a window frame and a movable window sash installed within the window frame. Air purification channels are provided at both the top and bottom of the window frame. An air inlet is located at the outer end of each air purification channel, and an air outlet is located at the inner end. An air filter device is installed inside the air purification channel. The air filter device includes a supporting base plate and a filter assembly installed on top of the supporting base plate. Two slide rails are symmetrically arranged at the bottom of the supporting base plate. Two sliding grooves are provided on the bottom wall of the air purification channel, corresponding to and slidingly engaging with the two slide rails. A sealing plate is hinged to the air outlet, used to close or open the air outlet. This utility model's environmentally friendly air-purifying window structure has a reasonable structure, can effectively purify air entering the room from the outside, and facilitates filter assembly replacement, making it highly practical.

This invention discloses a ventilation structure for doors, windows, and curtain walls, comprising: a shell, a guide frame, and an air supply assembly; the shell includes a main frame; the main frame has a flow stabilizing cavity and an air outlet channel; the guide frame is provided on the main frame; the guide frame has a jet channel and an expansion channel; the inlet channel, expansion channel, and outlet channel are sequentially connected; one end of the jet channel is connected to the flow stabilizing cavity, and the other end is connected to the side of the expansion channel near the inlet channel; the expansion channel continuously bends from the end near the inlet channel to the end away from the inlet channel, and the cross-sectional area gradually expands; the air supply assembly includes a fan, and the fan's outlet is connected to the flow stabilizing cavity. Through the structural cooperation of the jet channel and the expansion channel, utilizing the wall adhesion effect of the airflow, a small amount of high-speed airflow generated by the fan can induce and carry a large amount of outdoor air into the room, resulting in higher ventilation efficiency than ordinary direct current ventilators.

The utility model relates to the technical field of shutter, disclose a kind of aluminium alloy fixed rainproof shutter of high connection stability, including installation component, the installation component includes aluminium alloy mounting bracket, the both sides of aluminium alloy mounting bracket are fixedly installed with mounting plate.The utility model is by being installed in the limiting screw with first fixed plate, since first fixed plate is at the periphery of the front end of shutter component, and first fixed bolt is twisted, and the fixing of shutter component can be completed, and second fixed plate is same with first fixed plate, and it is installed in the other side of limiting screw, and second fixed bolt is twisted, and the installation of rainproof component can be completed, by the design of modularization, when shutter component or rainproof component is damaged, it can be individually replaced, reduce equipment cost, and when installation, the mode of clamping and bolt fixing is easy to operate, when disassembling, each connecting component can also be conveniently released, not only save the time of installation and maintenance, but also reduce labor cost.

The application discloses an integrated functional window system based on photovoltaic driving and cold radiation, which comprises a modular window frame, a photovoltaic outer window module, an inner window functional body and a ventilation and air conditioning subsystem integrated on the modular window frame; the inner window functional body comprises a water storage body and a window glass; a vertical exhaust cavity is formed between the photovoltaic outer window module and the inner window functional body; the ventilation and air conditioning subsystem comprises a return air duct and an exhaust air duct; a semiconductor refrigerator and a first fan are arranged in the return air duct; the exhaust air duct comprises a lower air inlet channel, the exhaust cavity and an upper air outlet channel which are sequentially communicated; an inlet of the lower air inlet channel is communicated with a room through a room exhaust port; an outlet of the upper air outlet channel leads to the outside and forms an outdoor air outlet port; a second fan is arranged in the upper air outlet channel; and a hot end of the semiconductor refrigerator extends into the exhaust air duct. The application can effectively solve the problems of single function of existing building windows, inability to actively supply cold and difficulty in effectively reducing summer air conditioning load.

This invention relates to the field of ventilated security door technology, and discloses an active high-quality ventilated security door and its control method and controller. The active high-quality ventilated security door includes: a ventilation fan module and a wind direction adjustment module configured on the active high-quality ventilated security door and communicatively connected to a control module; a personnel positioning module with a customized antenna configured based on the application scenario of the active high-quality ventilated security door, used to collect personnel positioning information at a distance less than or equal to a set distance from the active high-quality ventilated security door; the control module is used to dynamically adjust the ventilation fan module and the wind direction adjustment module based on the personnel positioning information collected by the personnel positioning module. This effectively improves the accuracy of personnel positioning and achieves coordinated control of wind force and wind direction, significantly improving the user experience.

This product provides a cooling system that prevents rain and insects from entering while bringing cool outside air into the room, thereby creating a comfortable living environment with minimal energy consumption. [Solution] A cooling device using outside air, comprising a blower installed inside a building, an air duct, and a screen door separating the inside and outside, wherein one opening of the air duct, the blower-side opening, is connected to the intake side of the blower, and the other opening, the screen door-side opening, is in contact with the screen door, and the cross-sectional area of ​​the screen door-side opening of the air duct is made larger than the cross-sectional area of ​​the blower-side opening of the air duct, and the lower part of the air duct is sloped downward toward the screen door.

The application relates to a blast-resistant protective window body for ventilation, comprising a frame body configured as a coverless box body with an opening, a plurality of first ventilation openings uniformly arranged on the bottom plate of the frame body, and a movable plate covering the opening, wherein a plurality of second ventilation openings corresponding to the first ventilation openings are arranged on the movable plate. The movable plate is arranged to be capable of moving from an initial first position to a second position close to the bottom plate under the action of external force. A control system is further arranged on the frame body, which is arranged to be capable of fixing the movable plate at the first position and moving the movable plate from the first position to the second position after an explosion accident occurs. A closing assembly is further connected between the movable plate and the bottom plate, which is arranged to keep the first ventilation openings unblocked when the movable plate is at the first position and to close the first ventilation openings when the movable plate is at the second position.

The utility model discloses a kind of window sealing structure and air conditioner components, it is related to air conditioner technical field, wherein, window sealing structure includes sealing piece and shielding structure, sealing piece connects the window frame and / or window leaf of window, and at least part of the ventilation gap of the window can be shielded, the sealing piece is equipped with pipe mouth, the pipe mouth is used for the pipe of air conditioner to be set with;Shielding structure connects the sealing piece, and is used to shield the cooperation gap between the hole edge of the pipe mouth and the pipe. The technical scheme provided by the utility model can reduce the risk that outdoor rainwater flows into indoor space through the cooperation gap between the hole edge of pipe mouth and pipe.

In building panels, the aim is to ensure sound insulation and ventilation while maintaining the strength of the building panel. [Solution] The building panel is provided with reinforcing ribs 24 and 25 arranged in the internal space S formed between the front panel 21 and the back panel 22. The reinforcing ribs 24 and 25 include a front reinforcing rib 41 fixed to the inner surface 21c of the front panel 21 and spaced apart from the inner surface 22c of the back panel 22, and a back reinforcing rib 42 provided spaced apart from the inner surface 21c and the front reinforcing rib 41 so as not to contact the front panel 21 and the front reinforcing rib 41, and fixed to the inner surface 22c of the back panel 22. The front reinforcing rib 41 includes front ribs 41b and 41c, and the back reinforcing rib 42 includes a back rib 42b. A front ventilation opening 21d is provided on the front panel 21 to connect the internal space S to the outside, and a back ventilation opening 22d is provided on the back panel 22 on the opposite side of the front ventilation opening 21d, with the reinforcing ribs 24 and 25 in between, when viewed in the panel thickness direction T, to connect the internal space S to the outside.

A door (100) for example for indoor environments, comprising: - a door frame (25), which circumscribes a frame opening (26); - at least one door leaf (2) which is movable with respect to said door frame (25) between a position where it overlaps the frame opening (26) and a position where it is offset with respect to said frame opening (26); wherein said door leaf (2) comprises opposite outer surfaces (27, 28) separated by a thickness (29) of the door leaf (2), the outer surfaces (27, 28) circumscribing between them a containment compartment (30), wherein said door leaf (2) delimits at least one first opening (32) and at least one second opening (31); - a fan coil device (50) comprising at least, housed in the containment compartment (30): (a) at least one heat exchanger unit (12, 13); (b) ventilation means (33) configured to draw in an air stream through the first opening (32), to move said air stream so that it exchanges heat with the heat exchanger unit (12, 13), and to then blow out said air stream from the second opening (31); (c) optionally at least one air filter (15) for filtering the air stream between the first opening (32) and the heat exchanger unit (12, 13); wherein said first opening (32) and said second opening (31) are arranged and / or oriented so that said air stream is drawn in and blow out from the front of the same outer surface (27; 28).

This utility model discloses a fire door with convenient ventilation, including an external drive assembly and an internal moving assembly installed inside the external drive assembly. The external drive assembly includes an outer door body with several first ventilation openings for ventilation. The internal moving assembly includes an inner door body with a second ventilation opening on the outer door body. The outer door body has a top groove at the top and a bottom groove at the bottom. A platform is installed on one side of the top groove on the outer door body, and a drive assembly is placed on the platform. The drive assembly is used to drive the inner door body to move within the top and bottom grooves. This utility model uses a motor to drive a lead screw to rotate, which in turn moves a top block threaded onto the lead screw. Since the inner door body is fixedly connected below the top block, the movement of the top block directly moves the inner door body within the external drive assembly, thus allowing the user to more conveniently move the internal moving assembly within the external drive assembly. When the first and second ventilation openings coincide, the door is in a ventilated state; otherwise, it is in a closed state.

This utility model discloses a transformer installation room with good ventilation performance, including a base platform. A wall is fixedly installed on the upper surface of the base platform, and a roof is fixedly installed on the upper end of the wall. A first door is movably installed on the side of the wall via hinges. A ventilation window is fixedly installed inside the first door. A second door is movably installed on the front and back surfaces of the wall via hinges. The outer frame of the door and window is fixedly installed inside the first door. The two ends of the rain-shielding blades are inserted into through holes on the inner side of the outer frame of the door and window. The transformer installation room with good ventilation performance of this utility model increases the ventilation area of ​​the transformer installation room through the ventilation window, resulting in good ventilation performance, heat dissipation and cooling, and moisture prevention and dehumidification. It can accelerate the air circulation speed inside the transformer installation room. The air enters from one side of the transformer installation room and exits from the other side. It also has a rain-shielding protection function, and can automatically adjust the rain-shielding angle according to the density of raindrops, or even close the door completely.

To provide a ventilation technique capable of facilitating maintenance and suppressing an effect caused by blast.SOLUTION: A ventilation device 1 for taking in outside air to an indoor side includes: a main flow passage 10 having an outdoor side opening part 100 and an indoor side opening part 101; an auxiliary flow passage 11 branched from the middle of the main flow passage 10 and having a branch part 111; an air current direction change plate 12 disposed in the main flow passage 10 and distributing part of an air current caused to flow into the outdoor side opening part 100 and having wind speed equal to or greater than a predetermined value to the auxiliary flow passage 11; and a resistor 13 disposed in the auxiliary flow passage 11 or the indoor side opening part 111 of the auxiliary flow passage 11 and restricting air quantity of a passing air current.SELECTED DRAWING: Figure 1

The invention provides a window sealing device (100) for a ventilation or cooling system (200). The window sealing device (100) comprises a sealing membrane (110) configured for sealing a window opening (321). The sealing membrane (110) is provided with an airflow opening (118). The window sealing device (100) comprises a flexible tube (120) connected to the sealing membrane (110) at the airflow opening (118) of the sealing membrane (110). The flexible tube (120) is configured to be connected to a fan (210) or a cooling device of the ventilation or cooling system (200). The window sealing device (100) comprises at least one resilient structure (130, 140) configured for contracting the sealing membrane (110). The window sealing device (100) comprises a plurality of connection elements (150) along the circumference of the sealing membrane (110). The connection elements (150) are provided for connecting the window sealing device (100) to a window frame (322).

The application relates to a detachable antique window lattice and a using method, which comprises a window frame, first lattices and second lattices are arranged staggeredly in the window frame, a recess is arranged in the inside of the first lattice, a positioning column is arranged in the recess, the positioning column penetrates and is slidably connected to the first lattice, a connecting rod is fixedly connected to the outside of the positioning column, in the application, the second lattice is inserted into the recess outside the first lattice, the end of the first lattice is inserted into a supporting sleeve, then the inclined block is abutted by the inclined piece, so that the inclined block pushes the positioning column, the positioning column is inserted into the positioning hole to form insertion fixation, when disassembly is needed, the first lattice and the second lattice are taken out as a whole, the inclined convex no longer abuts against the inclined block, under the action of the first spring, the positioning column is retracted and no longer inserted into the positioning hole, then the first lattice and the second lattice can be separated.

The invention relates to a device (1) for controlling the exchange of atmospheric air between two spaces (2,3) separated from each other by a vertical rigid wall (4) of an assembly (10) of rigid walls delimiting at least one, called the first space (3), of the two spaces (2,3), the control device (1) comprising: a rigid frame (5) delimiting an opening (6), a rigid panel (7) dimensioned to extend into the opening (6) and to be able to close this opening (6) in a position, called the closed position (8), relative to the rigid panel (7) with respect to the rigid frame (5), in which the control device (1) is substantially airtight, the rigid panel (7) being mounted freely in a tilting position relative to the rigid frame (5), along a horizontal tilting axis (9),the tilting axis (9) being positioned such that a difference in atmospheric air temperatures on either side of the control device (1) and of an absolute value greater than or equal to a predetermined non-zero threshold value causes the rigid panel (7) to tilt relative to the rigid frame (5) and allows a movement of hot air and a return movement of cold air, due to this tilting, and such that the rigid panel (7) is spontaneously returned to said closed position (8) when said temperature difference is less than said predetermined threshold value. Figure for the abbreviation: Fig. 1,

A modular, bidirectional shock-absorbing and explosion-proof gate, belonging to the technical field of protective equipment, includes: a component unit comprising a valve body with a ventilation channel and a valve cavity in the middle of the ventilation channel. The valve cavity has an opening connecting to the ventilation channel, serving as a valve cavity vent. A valve core is located within the valve cavity and is elastically movable along the airflow direction. The valve core can block the vent in front of the valve cavity along the airflow direction to cut off the airflow to the ventilation channel. This invention, while ensuring ventilation performance, has significant advantages in shock-absorbing performance. In principle, this invention relies on shock wave closure and spring reset. The valve core can move and reset in both directions, effectively blocking the impact airflow on both sides of the gate, achieving bidirectional shock absorption. This invention solves the problem of existing swing-type and hose-type gates being unable to withstand bidirectional shock waves.

The present invention relates to a method for changing the envelope structure of a building to improve functions or facilitate modifying same of a building in accordance with user requests without any reduction to the usable interior space of the building, the method comprising the steps of: a) separating, from an exterior structure, the target exterior enclosure the function of which is to be changed; b) sliding and pulling out the target exterior enclosure, like a drawer, along a guide frame to the outside of the exterior structure; (c) removing a cartridge inside the target exterior enclosure and inserting a cartridge having a new function; and (d) inserting the target exterior enclosure back into the exterior structure by sliding the target exterior enclosure, like a drawer, along the guide panel.

To provide a skylight that prevents rain and insects from entering while allowing hot indoor air to be expelled and cool outside air to be brought in, all while ensuring security. [Solution] A window structure with intake and exhaust functions to be installed in a window of a house, comprising an air conduit connecting an intake for outside air and an opening for ventilation into the room, the air conduit being formed by at least a part of a screen door, wall surface, sash, window glass and window frame, the cross-sectional area of ​​the outside air intake of the air conduit being larger than that of the opening for ventilation into the room, the bottom of the air conduit being formed with a downward slope from the inside to the outside, and a blower being installed in the opening for ventilation into the room of the air conduit, the blower being configured to rotate in both forward and reverse directions.

The utility model discloses a battery workshop's ventilation system louver structure relates to louver field, including frame, and install in the frame top inner chamber, be used for providing the support of louver blade's activity's winding box, still include installing in the frame inside, be used for providing the transmission mechanism of winding box's location support, the transmission mechanism includes transmission unit, support unit, the support unit is used for providing the support of winding box's installation, the utility model discloses a transmission mechanism can be set up, when needing to clean louver's louver blade, through giving push rod thrust, makes first support block from the bottom of winding box separation, and second support block also will be in the thrust of first rotating block, transmission rod, second rotating block and with the bottom of winding box separation, thereby release winding box's support, and the winding box of quick taking out clamped in the frame inner chamber top is convenient, and synchronous belt is taken out and is connected in the louver blade below winding box, is convenient for cleaning louver blade.

A multifunctional smoke exhaust window includes a support, a window frame mounted on the front of the support, and a window sash mounted on the front of the window frame. Two symmetrical vertical tracks are installed on the front of the support, and the window frame is slidably connected to the outside of the vertical tracks. This invention integrates sliding and rotating adjustment modes. By sliding the window frame along the vertical tracks, the opening area can be flexibly adjusted from 0% to 100%. Simultaneously, through the cooperation of a first hinge plate, a second hinge plate, a first rotating latch, and a second rotating latch, the upward and downward angles of the window sash can be adjusted within the range of 0° to 60°. This effectively solves the shortcomings of traditional sliding smoke exhaust windows (which cannot adjust angle) and rotating smoke exhaust windows (which have limited opening area). It simultaneously meets the dual requirements of "maximum ventilation area" and "complete sealing," eliminating the need for additional smoke exhaust window types and reducing installation costs and space occupation.