CN111058716A - Window capable of automatically opening and closing according to concentration of harmful gas - Google Patents
Window capable of automatically opening and closing according to concentration of harmful gas Download PDFInfo
- Publication number
- CN111058716A CN111058716A CN202010055106.7A CN202010055106A CN111058716A CN 111058716 A CN111058716 A CN 111058716A CN 202010055106 A CN202010055106 A CN 202010055106A CN 111058716 A CN111058716 A CN 111058716A
- Authority
- CN
- China
- Prior art keywords
- window
- shaft
- cavity
- fixedly arranged
- wall
- 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.)
- Withdrawn
Links
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05F15/00—Power-operated mechanisms for wings
- E05F15/60—Power-operated mechanisms for wings using electrical actuators
- E05F15/603—Power-operated mechanisms for wings using electrical actuators using rotary electromotors
- E05F15/605—Power-operated mechanisms for wings using electrical actuators using rotary electromotors for folding wings
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05F15/00—Power-operated mechanisms for wings
- E05F15/70—Power-operated mechanisms for wings with automatic actuation
-
- 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
- E06B3/00—Window sashes, door leaves, or like elements for closing wall or like openings; Layout of fixed or moving closures, e.g. windows in wall or like openings; Features of rigidly-mounted outer frames relating to the mounting of wing frames
- E06B3/32—Arrangements of wings characterised by the manner of movement; Arrangements of movable wings in openings; Features of wings or frames relating solely to the manner of movement of the wing
- E06B3/48—Wings connected at their edges, e.g. foldable wings
- E06B3/481—Wings foldable in a zig-zag manner or bi-fold wings
-
- 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
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05Y—INDEXING SCHEME RELATING TO HINGES OR OTHER SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS AND DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION, CHECKS FOR WINGS AND WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05Y2201/00—Constructional elements; Accessories therefore
- E05Y2201/60—Suspension or transmission members; Accessories therefore
- E05Y2201/622—Suspension or transmission members elements
- E05Y2201/696—Screw mechanisms
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05Y—INDEXING SCHEME RELATING TO HINGES OR OTHER SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS AND DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION, CHECKS FOR WINGS AND WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05Y2400/00—Electronic control; Power supply; Power or signal transmission; User interfaces
- E05Y2400/10—Electronic control
- E05Y2400/44—Sensors therefore
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05Y—INDEXING SCHEME RELATING TO HINGES OR OTHER SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS AND DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION, CHECKS FOR WINGS AND WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05Y2400/00—Electronic control; Power supply; Power or signal transmission; User interfaces
- E05Y2400/60—Power supply; Power or signal transmission
- E05Y2400/61—Power supply
- E05Y2400/616—Generators
- E05Y2400/628—Solar cells
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05Y—INDEXING SCHEME RELATING TO HINGES OR OTHER SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS AND DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION, CHECKS FOR WINGS AND WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05Y2900/00—Application of doors, windows, wings or fittings thereof
- E05Y2900/10—Application of doors, windows, wings or fittings thereof for buildings or parts thereof
- E05Y2900/13—Application of doors, windows, wings or fittings thereof for buildings or parts thereof characterised by the type of wing
- E05Y2900/148—Windows
Abstract
The invention discloses a window capable of being automatically opened and closed according to the concentration of harmful gas, which comprises a window box body, wherein a window cavity is arranged in the window box body, a middle window frame is arranged on the rear wall of the window cavity, a closing electromagnet is arranged in the middle window frame, and the closing electromagnet adsorbs the window when the window is closed, so that the air tightness of the window is improved; the invention discloses a window capable of automatically opening and closing according to the concentration of harmful gas, which uses solar energy as auxiliary power supply, saves energy, has better stability because both sides of the window are fixed, can effectively utilize the whole window space, has good ventilation performance, is provided with a harmful gas concentration detection device, and can automatically open the window to ventilate when the concentration of the harmful gas in a room exceeds the standard so as to protect the body health of indoor personnel.
Description
Technical Field
The invention relates to the technical field of building closing devices, in particular to a window capable of being automatically opened and closed according to the concentration of harmful gas.
Background
A window, architecturally, refers to an opening made in a wall or roof to allow light or air to enter a room. Modern windows consist of a frame, glass and movable elements (hinges, handles, pulleys, etc.). The main structure of the window frame for supporting the window body can be wood, metal, ceramic or plastic material, and the transparent part is attached to the window frame and can be paper, cloth, silk or glass material. The movable member is mainly made of a metal material, and may be covered with a heat insulating material such as plastic at a place touched by a hand.
However, at present, the window is basically opened or closed manually, a human body is insensitive to sensing of partial harmful gas, the window cannot be opened in time when the concentration of the indoor harmful gas exceeds the standard, the harmful gas influences the health of the human body, the window is designed to be a casement window or a sliding window, the casement window is supported by a single-side hinge, the casement window is easy to fall off after being used for a long time, the utilization area of the sliding window is small, and the sliding window can only be opened by half for ventilation.
Disclosure of Invention
The invention aims to provide a window capable of automatically opening and closing according to the concentration of harmful gas, which is used for overcoming the defects in the prior art.
The window capable of automatically opening and closing according to the concentration of harmful gases comprises a window box body, wherein a window cavity is arranged in the window box body, a window opening and closing device for ventilation is arranged in the window cavity, the window opening and closing device comprises a left window, four left hinges which are symmetrical in position in pairs are fixedly arranged on the right side of the left window, hinge shafts are rotationally connected with the left hinges, limit blocks are fixedly arranged on the upper side and the lower side of each hinge shaft, two right hinges respectively positioned between the left hinges are further arranged on the hinge shafts, a right window is fixedly arranged on the right side of each right hinge, a fixed shaft which extends up and down and is respectively rotationally connected with the upper wall and the lower wall of the window cavity is fixedly arranged on the right side of the right window, a moving shaft which extends up and down is rotationally connected with the left side of the left window, sliding discs are rotationally connected with the upper end and the lower end of the moving, the utility model discloses a sliding plate, including window chamber, draw runner, switch spring, detection chamber, drive intracavity, the draw runner rear side set firmly in the upper and lower window frame of window chamber back wall, set firmly between two upper and lower window frames can with the well window frame that the hinge shaft is relative, be equipped with closed electro-magnet and spring chamber in the well window frame, the briquetting that both sides slope around the spring intracavity is equipped with, the briquetting with set firmly the switch spring between the spring chamber back wall, spring chamber upside is equipped with the detection chamber, it is equipped with the drive chamber to detect the chamber left side, be equipped with the drive in the drive chamber the drive of sliding plate.
On the basis of the technical scheme, the driving device comprises a motor fixedly arranged on the left wall of the driving cavity, the right side of the motor is connected with an output shaft, the right side of the output shaft is fixedly provided with a spline sleeve shaft, a spline shaft is connected in the spline sleeve shaft in a sliding way, a reversing spring is fixedly arranged between the spline shaft and the left wall in the spline sleeve shaft, a driving shaft extending rightwards is fixedly arranged on the right side of the spline shaft, a double-sided bevel gear is fixedly arranged on the right side of the driving shaft, a magnet fixing shaft extending rightwards is rotatably connected to the right side of the double-sided bevel gear, a reversing plate is fixedly arranged on the right side of the magnet fixing shaft, a reversing electromagnet fixedly arranged on the right wall of the driving cavity is arranged on the right side of the reversing plate, a driving shaft which extends left and right and is rotationally connected with the left wall and the right wall of the driving cavity is arranged at the lower side of the spline shaft, the right side of the driving shaft extends into the detection cavity, and a left bevel gear and a right bevel gear which can be meshed with the double-sided bevel gear are fixedly arranged on the driving shaft.
On the basis of the technical scheme, the right side of the driving shaft is fixedly provided with a screw rod, the right side of the driving shaft is rotatably connected with the right wall of the detection cavity, the screw rod is in threaded connection with a threaded block, the threaded block is slidably connected with the front wall and the rear wall of the driving cavity, the lower side of the threaded block is rotatably connected with a sliding disc fixing shaft extending downwards, and the lower end of the sliding disc fixing shaft is fixed on the sliding disc.
On the basis of the technical scheme, the outer wall of the rear side of the window box body is fixedly provided with a solar panel for auxiliary power supply, the upper wall of the detection cavity is fixedly provided with a detector capable of monitoring the concentration of harmful gas, and the detector can also control the reversing electromagnet and the closing electromagnet.
The invention has the beneficial effects that: the invention discloses a window capable of automatically opening and closing according to the concentration of harmful gas, which uses solar energy as auxiliary power supply, saves energy, has better stability because both sides of the window are fixed, can effectively utilize the whole window space, has good ventilation performance, is provided with a harmful gas concentration detection device, can automatically open the window to ventilate when the concentration of the harmful gas in a room exceeds the standard, and protects the health of people.
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 view of the overall structure of a multifunctional railway tamping vehicle according to the present invention;
FIG. 2 is a schematic view of the structure at A-A in FIG. 1;
FIG. 3 is a schematic view of the structure at B-B in FIG. 2;
fig. 4 is a schematic diagram of the structure at C in fig. 1.
Detailed Description
The invention will now be described in detail with reference to fig. 1-4, for convenience of description, the following orientations will now be defined: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.
Referring to fig. 1 to 4, a window capable of automatically opening and closing according to the concentration of harmful gas according to an embodiment of the present invention includes a window box 10, a window cavity 44 is provided in the window box 10, a window opening and closing device 100 for ventilation is provided in the window cavity 44, the window opening and closing device 100 includes a left window 13, four left hinges 14 are fixed to the right side of the left window, the four left hinges 14 are symmetrically arranged in pairs, the left hinges are rotatably connected to hinge shafts 15, stoppers 11 are fixed to the upper and lower sides of the hinge shafts 15, two right hinges 12 are provided on the hinge shafts 15, the right hinges 12 are respectively located between the left hinges, a right window 17 is fixed to the right side of the right hinge 12, a fixed shaft 16 extending vertically and rotatably connected to the lower wall of the window cavity 44 at the upper and lower ends of the right window 17, a movable shaft 19 extending vertically is rotatably connected to the left side of the left window 13, remove 19 upper and lower both ends rotation and be connected with sliding plate 21, sliding plate 21 rear side sliding connection has draw runner 18, the draw runner 18 rear side set firmly in the upper and lower window frame 26 of window chamber 44 rear wall, set firmly between two upper and lower window frames 26 can with well window frame 29 that hinge shaft 15 is relative, be equipped with closed electro-magnet 30 and spring chamber 44 in the well window frame 29, be equipped with the briquetting 25 of both sides slope around the briquetting 25 around in the spring chamber 44, briquetting 25 with set firmly switch spring 28 between the spring chamber 44 rear wall, spring chamber 44 upside is equipped with and detects chamber 20, it is equipped with drive chamber 41 to detect chamber 20 left side, be equipped with the drive in the drive chamber 41 the drive arrangement 200 of slide plate 21 side-to-side motion.
In addition, in one embodiment, the driving device 200 includes a motor 42 fixedly disposed on the left wall of the driving chamber 41, an output shaft 46 is connected to the right side of the motor 42, a spline sleeve 40 is fixedly disposed on the right side of the output shaft 46, a spline shaft 39 is slidably connected to the spline sleeve 40, a reversing spring 38 is fixedly disposed between the spline shaft 39 and the left wall inside the spline sleeve 40, a driving shaft 47 extending rightward is fixedly disposed on the right side of the spline shaft 39, a double-sided bevel gear 37 is fixedly disposed on the right side of the driving shaft 47, a magnet fixing shaft 36 extending rightward is rotatably connected to the right side of the double-sided bevel gear 37, a reversing plate 35 is fixedly disposed on the right side of the magnet fixing shaft 36, a reversing electromagnet 34 fixedly disposed on the right wall of the driving chamber 41 is disposed on the right side of the reversing plate 35, a driving shaft 43 extending leftward and rightward and, the right side of the driving shaft 43 extends into the detection cavity 20, and a left bevel gear 31 and a right bevel gear 32 which can be meshed with the double-sided bevel gear 37 are fixedly arranged on the driving shaft 43; the motor 42 is started to drive the output shaft 46 to rotate, the output shaft 46 rotates to drive the spline sleeve shaft 40 to rotate so as to drive the spline shaft 39 to rotate, the spline shaft 39 rotates to drive the driving shaft 47 to rotate, the driving shaft 47 rotates to drive the double-sided bevel gear 37 to rotate, the reversing electromagnet 34 and the reversing spring 38 drive the double-sided bevel gear 37 to move left and right, so that the double-sided bevel gear 37 can be meshed with the left bevel gear 31 or the right bevel gear 32 so as to drive the left bevel gear 31 or the right bevel gear 32 to rotate, and the driving shaft 43 is driven to rotate.
In addition, in one embodiment, a screw rod 33 with a right side rotatably connected to the right wall of the detection chamber 20 is fixedly arranged on the right side of the driving shaft 43, a thread block 23 slidably connected to the front and rear walls of the driving chamber 41 is screwed onto the screw rod 33, a slide plate fixing shaft 22 extending downward is rotatably connected to the lower side of the thread block 23, and the lower end of the slide plate fixing shaft 22 is fixed to the slide plate 21; the driving shaft 43 drives the screw rod 33 to rotate, because the screw block 23 is slidably connected with the front and rear walls of the driving chamber 41, the screw block 23 moves to the right or left, thereby driving the sliding plate 21 to move to the right or left through the sliding plate fixing shaft 22.
In addition, in one embodiment, a solar panel 27 for auxiliary power supply is fixed on the outer wall of the rear side of the window box 10, a detector 24 capable of monitoring the concentration of harmful gas is fixed on the upper wall of the detection chamber 20, and the detector 24 is further capable of controlling the reversing electromagnet 34 and the closing electromagnet 30.
In the initial state, the switching spring 28 is in a compressed state, and the switching electromagnet 34 and the closing electromagnet 30 are in a power supply state.
When the harmful gas concentration detector 24 detects that the harmful gas concentration exceeds the standard, the reversing electromagnet 34 and the closing electromagnet 30 are powered off, the opening and closing spring 28 ejects the window, the reversing spring 38 is compressed, the double-sided bevel gear 37 is meshed with the left bevel gear 31, the motor 42 is started, and the sliding disc 21 moves rightwards to open the window.
When the harmful gas concentration detector 24 detects that the harmful gas concentration is normal, the reversing electromagnet 34 is electrified with the closing electromagnet 30, the reversing spring 38 is extended, the double-sided bevel gear 37 is meshed with the right bevel gear 32, the motor 42 is started, and the sliding disc 21 moves leftwards to close the window.
The invention has the beneficial effects that: the invention discloses a window capable of automatically opening and closing according to the concentration of harmful gas, which uses solar energy as auxiliary power supply, saves energy, has better stability because both sides of the window are fixed, can effectively utilize the whole window space, has good ventilation performance, is provided with a harmful gas concentration detection device, can automatically open the window to ventilate when the concentration of the harmful gas in a room exceeds the standard, and protects the health of people.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (4)
1. The utility model provides a can be according to automatic window that opens and shuts of harmful gas concentration, includes the window box, its characterized in that: a window cavity is arranged in the window box body, a window opening and closing device for ventilation is arranged in the window cavity, the window opening and closing device comprises a left window, four left hinges with symmetrical positions are fixedly arranged on the right side of the left window in pairs, hinge shafts are rotationally connected with the left hinges, limiting blocks are fixedly arranged on the upper side and the lower side of each hinge shaft, two right hinges respectively positioned between the left hinges are further arranged on the hinge shafts, a right window is fixedly arranged on the right side of each right hinge, a fixed shaft which extends up and down is respectively and rotationally connected with the upper wall and the lower wall of the window cavity is fixedly arranged on the right side of the right window, a moving shaft which extends up and down is rotationally connected on the left side of the left window, sliding discs are rotationally connected with the upper end and the lower end of the moving shaft, sliding strips are slidably connected on the rear sides of the sliding discs, upper window frames and lower window frames fixedly arranged on the rear walls of the window cavity are fixedly arranged on the rear sides of the, the middle window frame is internally provided with a closed electromagnet and a spring cavity, the spring cavity is internally provided with pressing blocks inclined at the front side and the rear side, a switch spring is fixedly arranged between the pressing blocks and the rear wall of the spring cavity, the upper side of the spring cavity is provided with a detection cavity, the left side of the detection cavity is provided with a driving cavity, and a driving device for driving the sliding disc to move left and right is arranged in the driving cavity.
2. The window capable of automatically opening and closing according to the concentration of harmful gases as claimed in claim 1, wherein: the driving device comprises a motor fixedly arranged on the left wall of the driving cavity, the right side of the motor is connected with an output shaft, a spline sleeve shaft is fixedly arranged on the right side of the output shaft, a spline shaft is connected in the spline sleeve shaft in a sliding way, a reversing spring is fixedly arranged between the spline shaft and the left wall in the spline sleeve shaft, a driving shaft extending rightwards is fixedly arranged on the right side of the spline shaft, a double-sided bevel gear is fixedly arranged on the right side of the driving shaft, a magnet fixing shaft extending rightwards is rotatably connected to the right side of the double-sided bevel gear, a reversing plate is fixedly arranged on the right side of the magnet fixing shaft, a reversing electromagnet fixedly arranged on the right wall of the driving cavity is arranged on the right side of the reversing plate, a driving shaft which extends left and right and is rotationally connected with the left wall and the right wall of the driving cavity is arranged at the lower side of the spline shaft, the right side of the driving shaft extends into the detection cavity, and a left bevel gear and a right bevel gear which can be meshed with the double-sided bevel gear are fixedly arranged on the driving shaft.
3. The window capable of automatically opening and closing according to the concentration of harmful gases as claimed in claim 1, wherein: the right side of the driving shaft is fixedly provided with a right side which is rotatably connected with a screw rod on the right wall of the detection cavity, the screw rod is in threaded connection with a threaded block which is in sliding connection with the front wall and the rear wall of the driving cavity, the lower side of the threaded block is rotatably connected with a sliding disc fixing shaft which extends downwards, and the lower end of the sliding disc fixing shaft is fixed on the sliding disc.
4. The window capable of automatically opening and closing according to the concentration of harmful gases as claimed in claim 1, wherein: the outer wall of the rear side of the window box body is fixedly provided with a solar panel for auxiliary power supply, the upper wall of the detection cavity is fixedly provided with a detector capable of monitoring the concentration of harmful gas, and the detector can also control the reversing electromagnet and the closing electromagnet.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202010055106.7A CN111058716A (en) | 2020-01-17 | 2020-01-17 | Window capable of automatically opening and closing according to concentration of harmful gas |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202010055106.7A CN111058716A (en) | 2020-01-17 | 2020-01-17 | Window capable of automatically opening and closing according to concentration of harmful gas |
Publications (1)
Publication Number | Publication Date |
---|---|
CN111058716A true CN111058716A (en) | 2020-04-24 |
Family
ID=70306822
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202010055106.7A Withdrawn CN111058716A (en) | 2020-01-17 | 2020-01-17 | Window capable of automatically opening and closing according to concentration of harmful gas |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN111058716A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112258798A (en) * | 2020-12-23 | 2021-01-22 | 江西科技学院 | Intelligent alarm device based on Internet of things |
CN112809131A (en) * | 2021-01-18 | 2021-05-18 | 湘潭大学 | Laser adjustable elliptical tank weld joint tracking sensor |
-
2020
- 2020-01-17 CN CN202010055106.7A patent/CN111058716A/en not_active Withdrawn
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112258798A (en) * | 2020-12-23 | 2021-01-22 | 江西科技学院 | Intelligent alarm device based on Internet of things |
CN112809131A (en) * | 2021-01-18 | 2021-05-18 | 湘潭大学 | Laser adjustable elliptical tank weld joint tracking sensor |
CN112809131B (en) * | 2021-01-18 | 2022-07-29 | 湘潭大学 | Laser adjustable elliptical tank weld joint tracking sensor |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN111058716A (en) | Window capable of automatically opening and closing according to concentration of harmful gas | |
CN201843456U (en) | Window capable of opening and closing at regular time | |
CN210067831U (en) | High-efficiency energy-saving window with high stability | |
CN111236555A (en) | Ultra-low energy consumption building external sunshade device | |
CN208502586U (en) | A kind of both wings automatic revolving door | |
CN215632600U (en) | Energy-saving mute aluminum alloy casement window | |
CN212359467U (en) | Timing automatic opening and closing window | |
CN212613422U (en) | Effectual electronic window of opening keeps warm | |
CN212563031U (en) | Intelligent hollow louver glass | |
CN209568953U (en) | A kind of integrated window roller blind device | |
CN209413784U (en) | High-intensitive shutter | |
CN211549295U (en) | Fire-fighting electric window opener | |
CN206673866U (en) | Remote motor control system | |
CN2494421Y (en) | Multifunctional louvre window | |
CN214943476U (en) | Automatic window opening and closing device based on single chip microcomputer control | |
CN212480288U (en) | High-sealing high-temperature fire-proof valve | |
CN214424285U (en) | Electric window opener control system | |
CN110541652A (en) | Prevent outage smart window | |
CN219228137U (en) | Window controller | |
CN216553519U (en) | Energy-saving silent door and window | |
CN219387717U (en) | Intelligent door and window with fireproof and noise reduction functions | |
CN212154539U (en) | Ventilation window | |
CN210033111U (en) | Wind and rain induction horizontal sliding window capable of ventilating all around | |
CN214835898U (en) | Inward-opening fire-resistant window with self-locking function | |
CN220667411U (en) | Energy-saving turnover hollow shutter glass |
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 | ||
WW01 | Invention patent application withdrawn after publication | ||
WW01 | Invention patent application withdrawn after publication |
Application publication date: 20200424 |