CN114704187A - Rotary negative pressure balance system - Google Patents
Rotary negative pressure balance system Download PDFInfo
- Publication number
- CN114704187A CN114704187A CN202210273383.4A CN202210273383A CN114704187A CN 114704187 A CN114704187 A CN 114704187A CN 202210273383 A CN202210273383 A CN 202210273383A CN 114704187 A CN114704187 A CN 114704187A
- Authority
- CN
- China
- Prior art keywords
- negative pressure
- rotary
- sealing strip
- movable plate
- state
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000002131 composite material Substances 0.000 claims abstract description 14
- 238000007789 sealing Methods 0.000 claims description 66
- 230000007246 mechanism Effects 0.000 claims description 24
- 238000009423 ventilation Methods 0.000 claims description 17
- 230000009471 action Effects 0.000 claims description 8
- 125000006850 spacer group Chemical group 0.000 claims description 7
- 238000001914 filtration Methods 0.000 claims description 5
- 239000011521 glass Substances 0.000 claims description 4
- 239000000779 smoke Substances 0.000 abstract description 8
- 230000000694 effects Effects 0.000 description 12
- 238000000034 method Methods 0.000 description 9
- 230000008569 process Effects 0.000 description 6
- 230000005540 biological transmission Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000003344 environmental pollutant Substances 0.000 description 2
- 231100000719 pollutant Toxicity 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 239000006096 absorbing agent Substances 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010411 cooking Methods 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 230000007123 defense Effects 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000006233 lamp black Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000009987 spinning Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B7/00—Special arrangements or measures in connection with doors or windows
- E06B7/02—Special arrangements or measures in connection with doors or windows for providing ventilation, e.g. through double windows; Arrangement of ventilation roses
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B7/00—Special arrangements or measures in connection with doors or windows
- E06B7/16—Sealing arrangements on wings or parts co-operating with the wings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24C—DOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
- F24C15/00—Details
- F24C15/20—Removing cooking fumes
- F24C15/2035—Arrangement or mounting of filters
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24C—DOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
- F24C15/00—Details
- F24C15/20—Removing cooking fumes
- F24C15/2078—Removing cooking fumes movable
- F24C15/2092—Removing cooking fumes movable extendable or pivotable
Landscapes
- Engineering & Computer Science (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Specific Sealing Or Ventilating Devices For Doors And Windows (AREA)
Abstract
The invention discloses a rotary negative pressure balance system, which can comprise a spacing body, wherein the spacing body is used for spacing the room from the outside; the room is provided with a negative pressure generating device which can generate a negative pressure environment in the room; the air interchanger is arranged in the airflow channel arranged on the spacing body; the airflow channel is used for communicating the indoor space with the outdoor space. The application provides a rotation type negative pressure balanced system can be when using smoke ventilator, through opening breather with indoor outer air intercommunication, avoids indoor great negative pressure that produces to cause furred ceiling deformation fracture, door and window gas tightness to reduce, a series of problems such as the anti-taste of bathroom, and need not to open door and window, and is easy and simple to handle. The system is provided with a composite filter screen, so that air entering a room can be filtered, and the quality of the indoor air is ensured.
Description
Technical Field
The invention relates to the technical field of architectural decoration, in particular to a rotary negative pressure balance system.
Background
The kitchen ventilator is also called as a range hood, and is a kitchen appliance for purifying the kitchen environment. The kitchen ventilator is arranged above a kitchen stove, can rapidly pump away waste burnt by the stove and oil smoke harmful to human bodies generated in the cooking process, and exhaust the oil smoke out of a room, and simultaneously condenses and collects the oil smoke, thereby reducing pollution, purifying air and having the safety guarantee effects of gas defense and explosion prevention.
Usually the kitchen is when using smoke ventilator, like door and window is whole to be closed, the huge suction of lampblack absorber can make indoor production great negative pressure, causes the furred ceiling to warp slightly, and outdoor air also can follow and get into indoorly in the door and window gap, and along with the time accumulation, the alternative can cause furred ceiling deformation fracture, door and window to seal not tight scheduling problem.
In addition, the odor in the air duct of the toilet can be sucked into the room reversely due to the large negative pressure, and the air duct of the toilet is difficult to be completely sealed even if the air duct of the toilet is provided with a check valve.
If partial doors and windows are opened to avoid the negative pressure problem, a large amount of outdoor air can directly enter the room without being filtered, and harmful substances such as pollutants, PM2.5 and the like in the air can seriously affect the quality of the indoor air and damage the human health.
Disclosure of Invention
The invention provides a rotary negative pressure balance system.
The invention provides the following scheme:
a rotary negative pressure equalization system, comprising:
a spacer for spacing an interior of a room from an exterior of the room; the room is provided with a negative pressure generating device which can generate a negative pressure environment in the room;
the air interchanger is arranged in the airflow channel arranged on the spacing body; the airflow channel is used for communicating the indoor space with the outdoor space;
the air interchanger is used for plugging the air flow channel in a first state, and the air interchanger is used for conducting the air flow channel and enabling the interior of the air flow channel to form a fully distributed filtering structure in a second state.
Preferably: the air interchanger comprises a frame and a rotating body, and the frame is connected with the inner side of the air flow channel; the frame is hollow, the frame comprises a first fixing plate opposite to the outdoor and a second fixing plate opposite to the indoor, a first through hole is formed in the first fixing plate, and a second through hole is formed in the second fixing plate; the rotating body comprises a first movable plate, a second movable plate and a composite filter screen positioned between the first movable plate and the second movable plate;
the two axial ends of the rotating body are hinged to the frame, and the rotating body can rotate relative to the frame along the axial direction of the rotating body under the action of external force so as to realize switching between the first state and the second state; in the first state, the first through hole and the second through hole are respectively sealed by the first movable plate and the second movable plate; and in the second state, the first through holes are communicated with the second through holes, and the composite filter screen is fully distributed between the first through holes and the second through holes.
Preferably: a first sealing strip group and a second sealing strip group are respectively arranged on the peripheries of the first through hole and the second through hole; the periphery of the first movable plate is in contact with the first sealing strip group in the first state, and the periphery of the second movable plate is in contact with the second sealing strip group in the first state.
Preferably: the first sealing strip group comprises a first straight edge sealing strip and a first bevel edge sealing strip; the first movable plate comprises a first straight edge for contacting the first straight edge sealing strip and a first oblique edge for contacting the first oblique edge sealing strip; the second sealing strip group comprises a second straight-edge sealing strip and a second bevel-edge sealing strip; the second flap includes a second straight edge for contacting the second straight edge seal and a second beveled edge for contacting the second beveled edge seal.
Preferably: the first oblique edge and the second oblique edge are arranged in a diagonal state.
Preferably: the ventilation device further comprises a locking mechanism, the locking mechanism comprises a rotary sheet, the second movable plate is provided with a limiting sheet, and the limiting sheet is of an L-shaped structure; the rotary piece rotates to be in contact with the limiting piece and is used for locking the rotary body and the frame; the rotary piece rotates to be separated from the limiting piece and used for releasing the locking.
Preferably: the limiting pieces are arranged at intervals along the axial direction of the rotating body, and the locking mechanism comprises a plurality of rotating pieces which are in one-to-one correspondence with the limiting pieces and are arranged oppositely; the plurality of rotary sheets are connected by a linkage mechanism.
Preferably: the linkage mechanism comprises a first linkage rod and a second linkage rod which are coaxially arranged; each rotary vane is hinged with the first linkage rod and the second linkage rod respectively; any one of the rotary pieces is driven to rotate so that the first linkage rod and the second linkage rod relatively move along respective axial directions, and other rotary pieces are driven to rotate.
Preferably: the locking mechanism further comprises a rotary rod and a knob, one end of the rotary rod is fixedly connected with any one of the rotary sheets, and the other end of the rotary rod penetrates through the second fixing plate and is connected with the knob.
Preferably: the spacer comprises a sash, the frame being a portion of the sash; a first connecting port for realizing connection with an indoor wall surface and a second connecting port for realizing connection with glass are formed at two ends of the window frame respectively; the negative pressure generating device comprises any one of a range hood and a ventilation fan.
According to the specific embodiment provided by the invention, the invention discloses the following technical effects:
by means of the invention, a rotary negative pressure balancing system may be achieved, which in one implementation may comprise a spacer for spacing a room from the inside of the room to the outside; the room is provided with a negative pressure generating device which can generate a negative pressure environment in the room; the air interchanger is arranged in the airflow channel arranged on the spacing body; the airflow channel is used for communicating the indoor space with the outdoor space; the air interchanger is used for plugging the air flow channel in a first state, and the air interchanger is used for conducting the air flow channel and enabling the interior of the air flow channel to form a fully distributed filtering structure in a second state. The application provides a rotation type negative pressure balanced system can be when using smoke ventilator, through opening breather with indoor outer air intercommunication, avoids indoor great negative pressure that produces to cause furred ceiling deformation fracture, door and window gas tightness to reduce, a series of problems such as the anti-taste of bathroom, and need not to open door and window, and is easy and simple to handle. The system is provided with a composite filter screen, so that air entering a room can be filtered, and the quality of the indoor air is ensured. The composite filter screen is convenient to detach and mount and can be repeatedly utilized after being cleaned and aired. The sealing device has better sealing performance in a closed rotating state, and the sealing effect is ensured through the bevel edge sealing strip and the straight edge sealing strip. The limiting piece is abutted against the rotary piece, so that the air tightness is further improved. Through the setting of gangbar, make a department knob can drive many places and revolve the piece and rotate, realize the fixed of a plurality of positions about the upper and middle of realizing, ensure that rectangular shape rotator everywhere can both be effectively closed, ensure the sealed effect of system. This linkage sets up the operation of being convenient for, avoids a plurality of positions all to set up the knob simultaneously and influences beautifully. Can be integrated with building external doors and windows and building curtain walls, and is widely applicable. Is worthy of large-area popularization and application.
Of course, it is not necessary for any product in which the invention is practiced to achieve all of the above-described advantages at the same time.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
FIG. 1 is a schematic structural diagram illustrating a closed state of a rotary negative pressure balancing system according to an embodiment of the present invention;
FIG. 2 is a cross-sectional view of a closed state of a rotary negative pressure balancing system according to an embodiment of the present invention;
FIG. 3 is a schematic structural diagram illustrating an open state of a rotary knob of a rotary vacuum balance system according to an embodiment of the present invention;
FIG. 4 is a cross-sectional view of a rotary knob of a rotary vacuum balance system according to an embodiment of the present invention in an open state;
fig. 5 is a schematic structural view illustrating a half-open state of a ventilator of a rotary negative pressure balancing system according to an embodiment of the present invention;
FIG. 6 is a cross-sectional view of a rotary negative pressure balancing system ventilator in a semi-open state according to an embodiment of the present invention;
fig. 7 is a schematic structural diagram of a ventilator of a rotary negative pressure balancing system in a fully open state according to an embodiment of the present invention;
FIG. 8 is a cross-sectional view of a rotary negative pressure balance system ventilator in a fully open state according to an embodiment of the present invention;
fig. 9 is a schematic structural view illustrating a closed state of the ventilator according to the embodiment of the present invention;
fig. 10 is a schematic view of a partially opened state of the ventilator according to the embodiment of the present invention;
FIG. 11 is a schematic structural view of a locking mechanism provided in an embodiment of the present invention in a closed state;
fig. 12 is a schematic structural diagram of a locking mechanism in an open state according to an embodiment of the present invention.
In the figure: the air interchanger comprises a spacing body 1, an air interchanger 2, a frame 21, a first fixing plate 211, a second fixing plate 212, a rotating body 22, a first movable plate 221, a second movable plate 222, a limiting sheet 2221, a composite filter screen 223, a first straight-edge sealing strip 231, a first oblique-edge sealing strip 232, a second straight-edge sealing strip 241, a second oblique-edge sealing strip 242, a locking mechanism 3, a rotary sheet 31, a first linkage rod 32, a second linkage rod 33, a rotary rod 34, a knob 35 and glass 4.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments that can be derived by one of ordinary skill in the art from the embodiments given herein are intended to be within the scope of the present invention.
Examples
Referring to fig. 1, fig. 2, fig. 3, fig. 4, fig. 5, fig. 6, fig. 7, fig. 8, fig. 9, fig. 10, fig. 11, and fig. 12, a rotary negative pressure balancing system according to an embodiment of the present invention, as shown in fig. 1, fig. 2, fig. 3, fig. 4, fig. 5, fig. 6, fig. 7, and fig. 8, may include:
a spacer 1 for spacing an indoor room from an outdoor room; the room is provided with a negative pressure generating device which can generate a negative pressure environment in the room;
the air interchanger 2 is arranged in an air flow channel arranged on the spacing body 1; the airflow channel is used for communicating the indoor space with the outdoor space;
the ventilation device 2 is used for blocking the airflow channel in the first state, and the ventilation device 2 is used for conducting the airflow channel and forming a full filtering structure in the airflow channel in the second state.
The rotation type negative pressure balance system that this application embodiment provided adopts the mode that sets up breather 2 on interval body 1, can guarantee when not needing to take a breath, interval body can be sealed closely. Meanwhile, when air needs to be changed, the air changing device can be switched to the opening state, so that a channel capable of allowing air to circulate is formed indoors and outdoors, and meanwhile, the air flow channel can be fully distributed by the filtering structure, and the purpose of purifying air entering the room is achieved.
It is envisaged that the system is particularly suitable for use in a kitchen, where the negative pressure generating device may be a range hood mounted in the kitchen. When smoke ventilator during operation, can make the indoor negative pressure environment that produces of kitchen, can open breather this moment, switch on indoor outdoor through breather, avoid indoor great negative pressure that produces to cause furred ceiling deformation fracture, door and window gas tightness to reduce, a series of problems such as the anti-taste of bathroom, and need not to open door and window, easy and simple to handle.
It can be understood that the ventilation device provided by the embodiment of the application can realize indoor and outdoor communication on the premise of not opening a window, and can filter air entering a room in the ventilation process, thereby achieving the effect of eliminating indoor negative pressure.
Therefore, the ventilation device may take various forms, for example, in one implementation, as shown in fig. 9 and 10, the embodiment of the present application may provide that the ventilation device 2 includes a frame 21 and a rotating body 22, and the frame 21 is connected to the inner side of the airflow channel; the frame 21 is hollow, the frame 21 includes a first fixing plate 211 opposite to the outdoor and a second fixing plate 212 opposite to the indoor, the first fixing plate 211 is provided with a first through hole, and the second fixing plate 212 is provided with a second through hole; the rotating body 22 includes a first moving plate 221, a second moving plate 222, and a composite screen 223 between the first moving plate 221 and the second moving plate 222;
both ends of the rotating body 22 in the axial direction are hinged to the frame 21, and the rotating body 22 can rotate relative to the frame 21 in the axial direction of the rotating body 22 under the action of an external force to realize switching between the first state and the second state; in the first state, the first through hole and the second through hole are respectively sealed by the first movable plate and the second movable plate; and in the second state, the first through holes are communicated with the second through holes, and the composite filter screen is fully distributed between the first through holes and the second through holes.
The ventilator provided by the embodiment of the application realizes the switching between the first state and the second state by adopting a rotating opening and closing mode. The frame provided can be embedded in the airflow channel arranged on the separating body. The spacing body can be a window frame, a curtain wall and the like.
It can be understood that, in practical applications, the outer contour shapes of the first movable plate and the second movable plate can be adapted to the inner contour shapes of the first through hole and the second through hole, so as to ensure that the first through hole and the second through hole can be tightly sealed in the first state. In order to further improve the sealing properties of the ventilation device in the closed state in the first state, a good sealing property is ensured. In the embodiment of the application, a first sealing strip group and a second sealing strip group are respectively arranged on the peripheries of the first through hole and the second through hole; the periphery of the first movable plate is in contact with the first sealing strip group in the first state, and the periphery of the second movable plate is in contact with the second sealing strip group in the first state.
Specifically, in order to further improve the sealing effect, in the embodiment of the present application, the first sealing strip group may include a first straight-edge sealing strip 231 and a first oblique-edge sealing strip 232; the first flap 221 includes a first straight edge for contacting the first straight edge sealing strip 231 and a first oblique edge for contacting the first oblique edge sealing strip 232; the second sealing strip group comprises a second straight-edge sealing strip 241 and a second bevel-edge sealing strip 242; the second flap 222 includes a second straight edge for contacting the second straight edge seal 241 and a second beveled edge for contacting the second beveled edge seal 242. The first oblique edge and the second oblique edge are arranged in a diagonal state. The sealing device has better sealing performance in a closed rotating state, and the sealing effect is ensured through the bevel edge sealing strip and the straight edge sealing strip.
In order to limit the position of the ventilation device in the first state and prevent abnormal opening under the action of air flow, in order to solve the problem, in an embodiment of the present application, the ventilation device may further include a locking mechanism 3, where the locking mechanism 3 includes a rotary plate 31, the second movable plate 222 is provided with a position limiting plate 2221, and the position limiting plate 2221 has an L-shaped structure; the rotary piece 31 rotates to contact with the limiting piece 2221 to lock the rotary body 22 and the frame 21; the rotating piece 31 rotates to be separated from the stopper 2221 for releasing the locking. Spacing piece offsets with the spinning piece and can realize spacing the fly leaf, can also further improve the gas tightness simultaneously.
In order to further improve the sealing effect, and at the same time, in order to improve the locking effect of the plurality of locking points, the locking limiting pieces 2221 include a plurality of rotating pieces 31 arranged at intervals along the axial direction of the rotating body, and the locking mechanism includes a plurality of rotating pieces 31 arranged opposite to the plurality of limiting pieces 2221 one to one; a plurality of the rotary vanes 31 are connected by a linkage mechanism.
The locking mechanism that this application embodiment provided is when including a plurality of vanes, in order to reduce the degree of difficulty and the complexity of operation, avoids need to operate alone respectively to every vane, and this application embodiment provides the linkage that link gear can realize the multi-disc vane, consequently in practical application, only need drive one of them vane can make all vanes link simultaneously.
The linkage mechanism may take a variety of forms, for example, in one implementation, embodiments of the present application may provide that the linkage mechanism includes a first linkage rod 32 and a second linkage rod 33 arranged coaxially; each rotary vane 31 is hinged with the first linkage rod 32 and the second linkage rod 33 respectively; any one of the rotary vanes is driven to rotate so as to enable the first linkage rod 32 and the second linkage rod 33 to relatively move along the respective axial directions, so as to drive the other rotary vanes 31 to rotate.
For convenience of operation, the embodiment of the present application may further provide that the locking mechanism further includes a rotating rod 34 and a knob 35, one end of the rotating rod 34 is fixedly connected to any one of the rotating plates 31, and the other end of the rotating rod 34 passes through the second fixing plate 212 to be connected to the knob.
As shown in fig. 11, the locking mechanism is provided with 3 rotary blades, each rotary blade is provided with two transmission shafts, each transmission shaft corresponds to 1 linkage rod, the transmission shafts penetrate through holes on the corresponding linkage rods, and the arrangement enables the 3 rotary blades to realize synchronous rotation through 2 linkage rods.
As shown in fig. 12, when the knob is rotated, the knob drives the middle rotary plate to rotate through the rotary rod, 2 transmission shafts on the middle rotary plate rotate relatively to drive 2 linkage rods to move, and the linkage rods drive the upper and lower groups of transmission shafts to move, so that the upper and lower rotary plates rotate synchronously.
This setting adopts 1 knob to drive 3 vanes and takes place to rotate, makes the rotator of rectangular shape realize better spacing, sealed effect through 3 fixed points about last, ensures that breather has better leakproofness when closing. If 3 knobs are respectively arranged at 3 positions, the appearance is not only influenced, but also the operation is inconvenient.
Further, the spacer comprises a sash, and the frame is a part of the sash; a first connecting port for realizing connection with an indoor wall surface and a second connecting port for realizing connection with glass are formed at two ends of the window frame respectively; the negative pressure generating device comprises any one of a range hood and a ventilation fan. The frame can be a part of a window frame, and holes can be directly formed in the window frame in practical application, so that the attractiveness of a window is not influenced, and the manufacturing difficulty and the manufacturing cost of the system can be reduced.
The following describes in detail a specific operation of the system according to the embodiment of the present application, taking the combined use of the ventilation device and a window as an example.
As shown in fig. 1 and 2, when the ventilator is closed, the knob is horizontal, and the limiting sheet blocks the rotary sheet, so that the ventilator can be tightly closed. Under the clamping action of the limiting sheet, the rotating body is abutted against the straight-edge sealing strip and the bevel-edge sealing strip, so that the air tightness of the air interchanger is ensured. (in addition to the sealing strips on both sides, the sealing strips are also arranged on the top and the bottom, not shown in the figure)
As shown in fig. 3 and 4, the knob is rotated, the knob drives the rotary plate to rotate through the rotary rod, the rotary plate is separated from the limiting plate, the ventilation device can be freely opened, and the opening process can be realized by pushing the rotary body to rotate by hand. The air interchanger is provided with a composite filter screen which can filter air pumped into the room and prevent pollutants from directly entering the room. The composite filter screen is of an elastic structure and is clamped between the two groups of fixed edges. When the air interchanger is completely opened, the filter screen can be detached and installed. The filter screen can wash, repeatedly usable after drying, convenient environmental protection.
As shown in fig. 5 and 6, the rotating body is rotated clockwise to open the ventilation device.
As shown in fig. 7 and 8, the rotator rotates to the maximum angle to achieve full opening. Under this state, hypotenuse sealing strip offsets with the rotator surface, can protect the rotator surface, avoids appearing the mar because of hard contact. In addition, the sealing strip can play a certain sealing role, and when the range hood is opened, external air enters from the gap without being compounded with the filter screen, so that the air quality is ensured.
In a word, the rotation type negative pressure balanced system that this application provided can be when using smoke ventilator, through opening breather with indoor outer air intercommunication, avoid indoor great negative pressure that produces to cause furred ceiling deformation fracture, door and window gas tightness to reduce, a series of problems such as the anti-taste of bathroom, and need not to open door and window, easy and simple to handle. The system is provided with a composite filter screen, so that air entering a room can be filtered, and the quality of the indoor air is ensured. The composite filter screen is convenient to detach and mount and can be repeatedly utilized after being cleaned and aired. The sealing device has better sealing performance in a closed rotating state, and the sealing effect is ensured through the bevel edge sealing strip and the straight edge sealing strip. The limiting piece is abutted against the rotary piece, so that the air tightness is further improved. Through the setting of gangbar, make a department knob can drive many places and revolve the piece and rotate, realize the fixed of a plurality of positions about the upper and middle of realizing, ensure that rectangular shape rotator everywhere can both be effectively closed, ensure the sealed effect of system. This linkage sets up the operation of being convenient for, avoids a plurality of positions all to set up the knob simultaneously and influences beautifully. Can be integrated with building external doors and windows and building curtain walls, and is widely applicable. Is worthy of being popularized and used in large area.
It should be noted that, in this document, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the scope of the present invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention shall fall within the protection scope of the present invention.
Claims (10)
1. A rotary negative pressure balancing system, comprising:
a spacer for spacing an interior of a room from an exterior of the room; the room is provided with a negative pressure generating device which can generate a negative pressure environment in the room;
the air interchanger is arranged in the airflow channel arranged on the spacing body; the airflow channel is used for communicating the indoor space with the outdoor space;
the air interchanger is used for plugging the air flow channel in a first state, and the air interchanger is used for conducting the air flow channel and enabling the interior of the air flow channel to form a fully distributed filtering structure in a second state.
2. The rotary negative pressure balancing system of claim 1, wherein the air interchanger comprises a frame connected to an inner side of the air flow passage and a rotating body; the frame is hollow, the frame comprises a first fixing plate opposite to the outdoor and a second fixing plate opposite to the indoor, a first through hole is formed in the first fixing plate, and a second through hole is formed in the second fixing plate; the rotating body comprises a first movable plate, a second movable plate and a composite filter screen positioned between the first movable plate and the second movable plate;
the two axial ends of the rotating body are hinged to the frame, and the rotating body can rotate relative to the frame along the axial direction of the rotating body under the action of external force so as to realize switching between the first state and the second state; in the first state, the first through hole and the second through hole are respectively blocked by the first movable plate and the second movable plate; and in the second state, the first through holes are communicated with the second through holes, and the composite filter screen is fully distributed between the first through holes and the second through holes.
3. The rotary negative pressure balancing system according to claim 2, wherein the first through hole and the second through hole are respectively provided with a first sealing strip group and a second sealing strip group at their respective peripheries; the periphery of the first movable plate is in contact with the first sealing strip group in the first state, and the periphery of the second movable plate is in contact with the second sealing strip group in the first state.
4. The rotary negative pressure balancing system of claim 3, wherein the first set of sealing strips comprises a first straight edge sealing strip and a first beveled edge sealing strip; the first movable plate comprises a first straight edge for contacting the first straight edge sealing strip and a first bevel edge for contacting the first bevel edge sealing strip; the second sealing strip group comprises a second straight-edge sealing strip and a second bevel-edge sealing strip; the second flap includes a second straight edge for contacting the second straight edge seal and a second beveled edge for contacting the second beveled edge seal.
5. The rotary negative pressure balancing system of claim 4, wherein the first beveled edge is disposed diagonally from the second beveled edge.
6. The rotary negative pressure balancing system according to claim 2, wherein the ventilation device further comprises a locking mechanism, the locking mechanism comprises a rotary plate, the second movable plate is provided with a limiting plate, and the limiting plate has an L-shaped structure; the rotary piece rotates to be in contact with the limiting piece and is used for locking the rotary body and the frame; the rotary piece rotates to be separated from the limiting piece and used for releasing the locking.
7. The rotary negative pressure balancing system of claim 6, wherein the limiting plate comprises a plurality of limiting plates arranged at intervals along the axial direction of the rotating body, and the locking mechanism comprises a plurality of rotating plates arranged oppositely and corresponding to the limiting plates one by one; the plurality of rotary sheets are connected by a linkage mechanism.
8. The rotary negative pressure balancing system of claim 7, wherein the linkage mechanism comprises a first linkage rod and a second linkage rod arranged coaxially; each rotary vane is hinged with the first linkage rod and the second linkage rod respectively; any one of the rotary pieces is driven to rotate so that the first linkage rod and the second linkage rod relatively move along respective axial directions, and other rotary pieces are driven to rotate.
9. The rotary negative pressure balancing system of claim 8, wherein the locking mechanism further comprises a rotating rod and a knob, one end of the rotating rod is fixedly connected to any one of the rotating plates, and the other end of the rotating rod passes through the second fixing plate and is connected to the knob.
10. The rotary negative pressure balancing system of claim 1, wherein the spacer includes a window frame, the frame being a portion of the window frame; a first connecting port for realizing connection with an indoor wall surface and a second connecting port for realizing connection with glass are formed at two ends of the window frame respectively; the negative pressure generating device comprises any one of a range hood and a ventilation fan.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202210273383.4A CN114704187A (en) | 2022-03-18 | 2022-03-18 | Rotary negative pressure balance system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202210273383.4A CN114704187A (en) | 2022-03-18 | 2022-03-18 | Rotary negative pressure balance system |
Publications (1)
Publication Number | Publication Date |
---|---|
CN114704187A true CN114704187A (en) | 2022-07-05 |
Family
ID=82167943
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202210273383.4A Pending CN114704187A (en) | 2022-03-18 | 2022-03-18 | Rotary negative pressure balance system |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN114704187A (en) |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2007016385A (en) * | 2005-07-05 | 2007-01-25 | Naoki Tsuji | Door mounted fan |
US20100043482A1 (en) * | 2006-10-27 | 2010-02-25 | Jae Gon Kim | Air cooling device of integrated thermo-hygrostat |
CN101974953A (en) * | 2010-10-15 | 2011-02-16 | 大连理工大学 | Energy-saving environmental-friendly multifunctional double-skin facade |
CN103234252A (en) * | 2013-05-06 | 2013-08-07 | 沈阳远大铝业工程有限公司 | Energy-saving type dust-and-haze proof ventilator |
CN206785222U (en) * | 2017-03-29 | 2017-12-22 | 北京北昂科技有限公司 | A kind of combined intelligent window |
CN211692182U (en) * | 2020-02-14 | 2020-10-16 | 重庆大学 | Double-layer glass window |
CN217841431U (en) * | 2022-03-18 | 2022-11-18 | 绿城装饰工程集团有限公司 | Rotary negative pressure balance system |
-
2022
- 2022-03-18 CN CN202210273383.4A patent/CN114704187A/en active Pending
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2007016385A (en) * | 2005-07-05 | 2007-01-25 | Naoki Tsuji | Door mounted fan |
US20100043482A1 (en) * | 2006-10-27 | 2010-02-25 | Jae Gon Kim | Air cooling device of integrated thermo-hygrostat |
CN101974953A (en) * | 2010-10-15 | 2011-02-16 | 大连理工大学 | Energy-saving environmental-friendly multifunctional double-skin facade |
CN103234252A (en) * | 2013-05-06 | 2013-08-07 | 沈阳远大铝业工程有限公司 | Energy-saving type dust-and-haze proof ventilator |
CN206785222U (en) * | 2017-03-29 | 2017-12-22 | 北京北昂科技有限公司 | A kind of combined intelligent window |
CN211692182U (en) * | 2020-02-14 | 2020-10-16 | 重庆大学 | Double-layer glass window |
CN217841431U (en) * | 2022-03-18 | 2022-11-18 | 绿城装饰工程集团有限公司 | Rotary negative pressure balance system |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN217841431U (en) | Rotary negative pressure balance system | |
RU2622359C9 (en) | Air blast with integrated damper with improved tightness | |
CN102979433B (en) | Ventilating fan orifice door | |
CN204877155U (en) | Take new trend air purification window of air purification function | |
CN108344096B (en) | Building ventilation structure | |
CN102927601B (en) | Air outlet device for range hoods | |
CN217712338U (en) | Negative pressure balance system door and window | |
CN218209729U (en) | Rotation type negative pressure balance breather | |
CN114704187A (en) | Rotary negative pressure balance system | |
CN202645309U (en) | Simple dust filtering window | |
CN208040254U (en) | Window with fresh air function | |
CN106761263A (en) | Energy-saving air filtering window | |
CN106320929A (en) | Haze removal, ventilating and sound insulation window | |
CN207701024U (en) | A kind of vent window | |
CN105134045A (en) | Easy-fold ventilation and light inlet window | |
CN210563572U (en) | Prefabricated formula toilet of food factory | |
CN108286769B (en) | Indoor sound insulation ventilation unit | |
CN207348724U (en) | A kind of stealthy door closer purifying door | |
CN216242352U (en) | Fire-proof smoke-discharging valve for fire-fighting smoke-discharging air pipe | |
CN207741224U (en) | A kind of shutter may filter that air | |
CN101135478A (en) | Vehicular integral three preventions air conditioner | |
CN101285486B (en) | Covering and partition type ventilation fan | |
CN108332338B (en) | Indoor partition type noise reduction and ventilation method for building | |
CN208418870U (en) | Kitchen range and smoke exhaust ventilator air curtain wind-exchanging system | |
CN217925530U (en) | Curtain wall ventilation window |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
CB02 | Change of applicant information |
Address after: Room 185-190, 1st Floor, Building 5, No. 199 Shuanglong Street, Xihu District, Hangzhou City, Zhejiang Province, 310030 Applicant after: Greentown Construction Technology Group Co.,Ltd. Address before: 310030 Block C, golden Xixi business center, No. 199, Shuanglong street, Jiangcun street, Hangzhou, Zhejiang Applicant before: GREENTOWN DECORATION ENGINEERING GROUP Co.,Ltd. |
|
CB02 | Change of applicant information |