CN212867338U - Multistage lifting window for large sector - Google Patents
Multistage lifting window for large sector Download PDFInfo
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- CN212867338U CN212867338U CN202021293291.5U CN202021293291U CN212867338U CN 212867338 U CN212867338 U CN 212867338U CN 202021293291 U CN202021293291 U CN 202021293291U CN 212867338 U CN212867338 U CN 212867338U
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Abstract
The utility model discloses a large sector uses multistage lifting window, including window frame, first lifting window, second lifting window and fixed window are installed on the window frame from outside to inside in proper order, first lifting window and second lifting window can slide from top to bottom, the window frame top still is equipped with the power storehouse, installs the actuating mechanism who drives the lift of first lifting window in the power storehouse, and the bottom that first lifting window is close to the second lifting window is equipped with the lifting hook, the top that the second lifting window is close to first lifting window is equipped with and lifts hook matched with hook. The utility model discloses an install first promotion window, second promotion window and fixed window in proper order from outside to inside at the casement, can form 2/3's opening after making the promotion window open completely, compare with current casement and have the advantage that the ventilation effect is good.
Description
Technical Field
The utility model relates to a door and window field especially relates to a big sector is with multistage lifting window.
Background
The existing window is mainly used for light transmission and ventilation, in order to guarantee light transmission efficiency, the existing office buildings and markets are realized by adopting a glass outer wall, ventilation is always the problem existing in the existing window, the opening angle of the existing sliding window can reach 60 degrees, but the window type of the sliding window is smaller, the general sliding window occupies 1/3-1/4 of the window, the effective ventilation area of the existing lifting window is only 1/2 of the window sash, therefore, when the indoor ventilation volume requirement is higher, the requirement can be met only by increasing the size of the window sash, the size of the window sash is increased, after the size of the window sash is increased, the production process of the window sash needs extremely high requirements, and the production cost can be increased.
Disclosure of Invention
An object of the utility model is to provide a big sector is with multistage lift window, this lift window can carry out the casement and overlap many times to increase the ventilation effect of lift window.
The utility model aims at realizing through the following technical scheme:
a multi-stage lifting window for a large sector comprises a window frame, a first lifting window, a second lifting window and a fixed window, wherein the first lifting window, the second lifting window and the fixed window are sequentially installed on the window frame from outside to inside, the first lifting window and the second lifting window can slide up and down, two wire hanging grooves are formed in the two sides of the first lifting window and the two sides of the second lifting window, the two wire hanging grooves are symmetrical, a power bin is further arranged at the top of the window frame, a driving mechanism for driving the first lifting window to lift is installed in the power bin, a lifting hook is arranged at the bottom of the first lifting window close to the second lifting window, a hook matched with the lifting hook is arranged at the top of the second lifting window close to the first lifting window, cavities respectively aligned with the first lifting window and the second lifting window are processed at the top of the window frame, and a first lifting window and second lifting window matched power assisting mechanism is arranged in each cavity, the fixed window is arranged in an inner cavity at the bottom of the window frame.
Actuating mechanism includes driving motor, synchronizing wheel, hold-in range, fastener, string line wheel and power steel cable, the synchronizing wheel has two, and two synchronizing wheels are rotationally installed between string line wheel, and the hold-in range has been around putting on two synchronizing wheels, installs driving motor on one of them synchronizing wheel, be equipped with two fasteners of equalling divide the hold-in range on the hold-in range, all be connected with the power steel cable on every fastener, processing has the opening that aligns with string line groove bottom the power storehouse both ends, all is equipped with the string line wheel that aligns with string line groove on every opening, and two string line wheels are the diagonal angle setting, and two power steel cables are walked around behind the string line wheel of diagonal angle distribution and are connected with the string line groove that corresponds.
Two wire clamps are the diagonal angle and install on the hold-in range, and a wire clamp is located hold-in range one end surface, and another wire clamp is located the bottom surface of the hold-in range other end, is located still to be equipped with the turning gyro wheel between the fastener on the hold-in range bottom surface and the wire hanging wheel that corresponds.
The fastener includes fixed plate and limiting plate, the cladding has the hold-in range between fixed plate and the limiting plate, processing has the spacing tooth of hold-in range profile adaptation on the limiting plate, processing has the lockhole that is used for installing the power steel cable on the terminal surface of limiting plate both sides, the lockhole has two, and the axis of two lockholes sets up along the hold-in range symmetry, and the distance between the axle center distance of two lockholes and two string line wheel working faces equals.
Two groups of power-assisted mechanisms are installed in each cavity, and the directions of the two groups of power-assisted mechanisms are opposite.
The power assisting mechanism comprises a plurality of serially connected air springs, a fixing seat is installed at one end of each of the plurality of serially connected air springs, a traction wheel is installed at the other end of each of the plurality of serially connected air springs, a reversing wheel aligned with a wire hanging groove is installed in a cavity, away from one side of the traction wheel, of each fixing seat, a power assisting steel cable is further arranged on each fixing seat, one end of each power assisting steel cable is connected onto each fixing seat, and the other end of each power assisting steel cable is connected with the wire hanging groove on the corresponding first lifting window or the corresponding second.
The heights of the first lifting window, the second lifting window and the fixed window are equal.
The bottom of the second lifting window close to the fixed window and the top of the fixed window are provided with baffle strips which are mutually lapped.
Actuating mechanism includes motor, initiative lead screw, passive lead screw, synchronizing wheel and hold-in range, initiative lead screw and passive lead screw symmetry just rotationally install in the window frame of first promotion window both sides, the both sides of first promotion window are equipped with respectively with initiative lead screw and passive lead screw threaded connection's nut seat, all install the synchronizing wheel on initiative lead screw and the passive lead screw, and two high-altitude synchronizing wheels, synchronizing wheel on the initiative lead screw passes through the hold-in range and meshes with the synchronizing wheel on the passive lead screw, the motor is installed on the initiative lead screw.
The utility model provides a big sector is with multistage promotion window utensil's beneficial effect is:
(1) the first lifting window, the second lifting window and the fixed window are sequentially arranged on the window frame from outside to inside, so that a through opening of 2/3 can be formed after the lifting window is completely opened, and compared with the existing window sash, the window sash has the advantage of good ventilation effect;
(2) through top installation and first promotion window and second promotion window complex assist drive mechanism in the window frame, make actuating mechanism only need less power just can drive first promotion window and second promotion window and go up and down, reduce motor power, avoided the size increase that the motor caused because of the power needs.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 is a schematic structural diagram provided in the embodiment of the present invention.
Fig. 2 is a schematic side view provided by an embodiment of the present invention.
Fig. 3 is a schematic position diagram of the first lifting window, the second lifting window and the fixed window provided by the embodiment of the present invention after being closed.
Fig. 4 is a top view structural diagram of the first lifting window, the second lifting window and the fixed window provided by the embodiment of the present invention.
Fig. 5 is a schematic view of installation positions of the driving mechanism and the power assisting mechanism according to the embodiment of the present invention.
Fig. 6 is an installation schematic view of the driving mechanism and the power assisting mechanism provided by the embodiment of the present invention.
Fig. 7 is a schematic structural diagram of a driving mechanism according to an embodiment of the present invention.
Fig. 8 is a schematic structural diagram of the wire clamp provided by the embodiment of the present invention.
Fig. 9 is an installation schematic view of a cavity boosting mechanism provided in the embodiment of the present invention.
Fig. 10 is a schematic structural view of a single power assisting mechanism according to an embodiment of the present invention.
Fig. 11 is a usage state diagram of another driving mechanism according to an embodiment of the present invention.
Fig. 12 is a top view structural diagram of the first lifting window, the second lifting window and the fixed window when the other driving mechanism provided by the embodiment of the present invention is in use.
Reference numerals: 1. a window frame; 11. a cavity; 2. a first lifting window; 21. a lifting hook; 22. a nut seat; 3. a second lifting window; 31. hooking; 4. fixing the window; 5. hanging a wire groove; 6. a power bin; 61. a port; 7. a drive mechanism; 71. a drive motor; 72. a synchronizing wheel; 73. a synchronous belt; 74. wire clamps; 741. a fixing plate; 742. a limiting plate; 743. a limiting groove; 744. a lock hole; 75. a wire hanging wheel; 76. a power cable; 77. corner rollers; 701. an electric motor; 702. an active screw rod; 703. a passive lead screw; 704. a synchronizing wheel; 705. a synchronous belt; 8. a power-assisted mechanism; 81. a gas spring; 82. a fixed seat; 83. a traction wheel; 84. a power-assisted steel cable; 85. a reversing wheel; 9. a stop bar.
Detailed Description
Examples
As shown in fig. 1 to 10, the multi-stage lifting window for a large sector provided in this embodiment includes a window frame 1, a first lifting window 2, a second lifting window 3 and a fixed window 4, the first lifting window 2, the second lifting window 3 and the fixed window 4 are equal in height, the first lifting window 2, the second lifting window 3 and the fixed window 4 are sequentially installed on the window frame 1 from outside to inside, and a window sash of 2/3 can be hidden in a window opening through the first lifting window 2, the second lifting window 3 and the fixed window 4, so as to achieve a larger opening, while an existing window sash can only open an opening 1/2 at most due to the structure of the window frame 1, the first lifting window 2 and the second lifting window 3 can slide up and down, two wire hanging grooves 5 are formed on two sides of the first lifting window 2 and the second lifting window 3, and two wire hanging grooves 5 are formed on each side, and two wire hanging grooves 5 are symmetrical, the top of the window frame 1 is also provided with a power bin 6, a driving mechanism 7 for driving the first lifting window 2 to lift is installed in the power bin 6, the bottom of the first lifting window 2, which is close to the second lifting window 3, is provided with a lifting hook 21, the top of the second lifting window 3, which is close to the first lifting window 2, is provided with a hook 31 matched with the lifting hook 21, a rubber damping strip is installed on the side wall between the hook 31 and the lifting hook 21, so that the collision force can be reduced when the lifting hook 21 on the first lifting window 2 contacts with the hook 31 on the second lifting window 3, and the sealing degree and the sound insulation degree can be ensured after the lifting window is closed, when the first lifting window 2 moves upwards under the driving of the driving mechanism 7, the second lifting window 3 can be lifted through the matching of the lifting hook 21 and the hook 31, so as to realize the closing of the lifting window, and the first lifting window 2, the second lifting window 3 and the fixed window 4 go inwards from outside, after the lifting window is closed, the ladder-shaped gradually withdrawing from outside to inside can be formed, rainwater retention can be prevented, processing of the top of the window frame 1 is provided with cavities 11 aligned with the first lifting window 2 and the second lifting window 3 respectively, each cavity 11 is internally provided with a first lifting window 2 and a second lifting window 3 matched power-assisted mechanism 8, the fixed window 4 is installed in the inner cavity of the bottom of the window frame 1, the bottom of the second lifting window 3 close to the fixed window 4 and the top of the fixed window 4 are provided with baffle strips in mutual lap joint, rubber shock-absorbing strips are installed on the side surfaces adjacent to the baffle strips 9, noise generated when the second lifting window 3 moves can be absorbed, the sound insulation degree of a window sash can be ensured after the lifting window is completely closed, the baffle strips 9 are flush with the surface of the fixed window 4, a wider plane can be formed on the fixed window 4, and the lifting window can be used as a handrail after being opened.
The window can be automatically opened and closed by the driving mechanism 7, as shown in fig. 7, the driving mechanism 7 includes a driving motor 71, two synchronizing wheels 72, a synchronous belt 73, two cable clamps 74, two cable hanging wheels 75 and a power cable 76, the two synchronizing wheels 72 are rotatably installed between the cable hanging wheels 75, the synchronous belt 73 is wound on the two synchronizing wheels 72, the driving motor 71 is installed on one synchronizing wheel 72, the two cable clamps 74 are provided with the synchronous belt 73, each cable clamp 74 is connected with the power cable 76, the bottom of each end of the power cabin 6 is provided with through holes 61 aligned with the cable hanging grooves 5, each through hole 61 is provided with the cable hanging wheel 75 aligned with the cable hanging grooves 5, the two cable hanging wheels 75 are arranged diagonally, the two power cables 76 are connected with the cable hanging grooves 5 diagonally distributed on the first lifting window 2 after bypassing the diagonally distributed cable hanging wheels 75, the installation in this way enables the centre of gravity of the first lifting window 2 to remain in the middle of the first lifting window 2 all the time, improving the stability of the first lifting window 2 when moving. When the lifting window is used, the driving motor 71 drives the synchronizing wheel 72 to rotate, the synchronizing belt 73 sleeved on the synchronizing wheel 72 rotates, the synchronizing belt 73 drives the two wire clamps 74 to move when rotating, and at the moment, the two wire clamps 74 pull up the first lifting window 2 or close the first lifting window 2 through the power steel cable 76.
As shown in fig. 8, two wire clamps 74 are diagonally installed on the timing belt 73, one wire clamp 74 is located on one end surface of the timing belt 73, the other wire clamp 74 is located on the bottom surface of the other end of the timing belt 73, at this time, the wire clamps 74 located on the bottom surface of the timing belt 73 are staggered due to position reasons, in order to make the path of the power cable 76 regular, a corner roller 77 is further disposed between the wire clamp 74 located on the bottom surface of the timing belt 73 and the corresponding wire hanging wheel 75, and the power cable 76 installed on the wire clamp 74 located on the bottom surface of the timing belt 73 bypasses the corner roller 77, then sequentially bypasses the corresponding wire hanging wheel 75, and then. The power steel cable 76 is connected with the wire hanging groove 5, and after the power steel cable 76 completely passes through the wire hanging groove 5, the power steel cable is connected with the lock pin below the wire hanging groove 5 through the size larger than the wire hanging groove 5, so that the installation can prevent the first lifting window 2 caused by the hanging point of the power steel cable 76 when the top of the first lifting window 2 from shaking, and the stability of the first lifting window 2 is ensured. The wire clamp 74 comprises a fixing plate 741 and a limiting plate 742, a synchronous belt 73 wraps the fixing plate 741 and the limiting plate 742, limiting teeth matched with the outline of the synchronous belt 73 are machined on the limiting plate 742, locking holes 744 used for installing the power steel cable 76 are machined on the end faces of the two sides of the limiting plate 742, the two locking holes 744 are arranged, the axes of the two locking holes 744 are symmetrically arranged along the synchronous belt 73, and the axial center distance of the two locking holes 744 is equal to the distance between the working faces of the two wire hanging wheels 75.
The first lifting window 2 and the second lifting window 3 can reduce the dead weight through the power-assisted mechanism 8 so as to be convenient to open, as shown in fig. 9, two sets of power assisting mechanisms 8 are mounted in the cavity 11 above the first lifting window 2 and the second lifting window 3, and the directions of the two groups of power-assisted mechanisms 8 are opposite, the two groups of power-assisted mechanisms 8 above the first lifting window 2 are staggered with the two power steel cables 76 on the driving mechanism 7, as shown in fig. 10, the boosting mechanism 8 includes a plurality of serially connected gas springs 81, a fixing seat 82 is installed at one end of each of the serially connected gas springs 81, a traction wheel 83 is installed at the other end of each of the serially connected gas springs 81, a reversing wheel 85 aligned with the wire hanging groove 5 is installed in each of the cavities 11 at the side of the fixing seat 82 far away from the traction wheel 83, the fixing seat 82 is further provided with a power-assisted steel cable 84, one end of the power-assisted steel cable 84 is connected to the fixing seat 82, and the other end of the power-assisted steel cable 84 is connected with the corresponding wire hanging groove 5 on the first lifting window 2 or the second lifting window 3 through the wire changing wheel after bypassing the traction wheel 83. The power-assisted steel cable 84 is connected with the wire hanging groove 5, and after the power-assisted steel cable 84 completely passes through the wire hanging groove 5, the power-assisted steel cable is connected with the wire hanging groove 5 through a lock pin with the volume larger than the wire hanging groove 5, so that the installation can prevent the shaking of the first lifting window 2 or the second lifting window 3 caused by the hanging point of the power-assisted steel cable 84 at the top of the wire hanging groove 5, and the stability of the first lifting window 2 and the second lifting window 3 is ensured.
As shown in fig. 11 and 12, the driving mechanism 7 may further use a lead screw transmission to control the opening of the first lifting window 2, the driving mechanism 7 includes a motor 701, a driving lead screw 702, a driven lead screw 703, a synchronizing wheel 704 and a synchronous belt 705, the driving lead screw 702 and the driven lead screw 703 are symmetrically and rotatably installed in the window frames at both sides of the first lifting window 2, both sides of the first lifting window 2 are respectively provided with a nut seat 22 in threaded connection with the driving lead screw 702 and the driven lead screw 703, the driving lead screw 702 and the driven lead screw 703 are both provided with the synchronizing wheel 704, and the two synchronizing wheels 704 are equal in height, the synchronizing wheel 704 on the driving lead screw 702 is engaged with the synchronizing wheel 704 on the driven lead screw 703 through the synchronous belt 705, and the motor 701 is installed on the driving. It should be noted that the active lead screw 702 has the same structure as the passive lead screw 703, and the difference is that the active lead screw 702 is connected to the motor 701. When the lifting window is used, the motor 701 drives the driving screw rod 702 to rotate, the driving screw rod 702 drives the driven screw rod 703 to rotate in the same direction and at the same speed through the synchronous belt 705 when rotating, at the moment, the nut seats 22 on two sides of the first lifting window 2 are respectively meshed with the corresponding driving screw rod 702 and the corresponding driven screw rod 703 to realize opening and closing of the first lifting window 2, and the second lifting window 3 can be driven to realize opening and closing through the lifting hook 21 when the first lifting window 2 is opened and closed.
The utility model discloses a use method is:
during installation, the power cabin 6 is fixed at the top in the window opening, then the window frame 1 is installed, the first lifting window 2, the second lifting window 3 and the fixed window 4 are installed in the window frame 1, then the two power steel cables 76 of the power mechanism are installed in the wire hanging grooves 5 which are diagonally distributed in the first lifting window 2, then the two power steel cables 84 aligned with the first lifting window 2 are installed in the other group of wire hanging grooves 5 which are diagonally distributed, then the two power steel cables 84 aligned with the second lifting window 3 are installed in the wire hanging grooves 5 which are diagonally distributed, so that the center of gravity of the second lifting window 3 is ensured to be in the middle of the second lifting window 3, then the first lifting window 2 and the second lifting window 3 are leveled, and after leveling is completed, the fixed window 4 is installed at the bottom of the inner side of the window frame 1.
During the use, because power assisting mechanism 8 is all installed to first promotion window 2 and second promotion window 3, consequently actuating mechanism 7 only needs less power just can easily pull up first promotion window 2 and second promotion window 3, in order to realize the closure of promotion window, power assisting mechanism 8 passes through the weight of helping hand steel cable 84 absorption activity casement under the effect of air spring 81, make the weight of activity casement decompose partly by air spring 81, and the dead weight of first promotion window 2 and second promotion window 3 can very big reduction of the strength that many serially connected air springs 81 superpose the production, make actuating mechanism 7 can save driving motor 71's power when driving the casement and remove, thereby make driving motor 71's volume littleer, in order to reduce the size of window frame 1. When the driving mechanism 7 works, the driving motor 71 drives the synchronizing wheel 72 to rotate, at the moment, the synchronizing belt 73 on the synchronizing wheel 72 rotates, the synchronizing belt 73 drives the wire clamp 74 to move towards the other end of the power cabin 6 in the horizontal plane when rotating, the wire clamp 74 drags the power steel cable 76 to move when moving, the power steel cable 76 lifts the first lifting window 2 upwards according to the supporting wire hanging wheel 75, the lifting height of the first lifting window 2 exceeds the height of the first lifting window, the lifting hook 21 can be in lap joint with the hook 31 on the second lifting window 3 and is used for driving the second lifting window 3 to go upwards, the lifting pipe is matched with the hook 31, the lifting window only needs a group of driving mechanism 7 to drive the first lifting window 2 and the second lifting window 3 to move, when the first lifting window 2 moves in place, the blocking strips 9 between the second lifting window 3 and the fixed window 4 are abutted, and the closing of the window is. When the window needs to be opened, the driving motor 71 is controlled to rotate reversely, so that the first lifting window 2 can move downwards, and when the first lifting window 2 moves downwards, the second lifting window 3 moves downwards under the gravity of the second lifting window 3, so that the window can be opened.
The above is only the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any modification and replacement based on the technical solution and the utility model should be covered in the protection scope of the present invention. It should be noted that structures or components illustrated in the drawings are not necessarily drawn to scale, and descriptions of well-known components and processing techniques and technologies are omitted to avoid unnecessarily limiting the invention.
Claims (9)
1. The utility model provides a large sector is with multistage promotion window which characterized in that: comprises a window frame, a first lifting window, a second lifting window and a fixed window, wherein the first lifting window, the second lifting window and the fixed window are sequentially arranged on the window frame from outside to inside, the first lifting window and the second lifting window can slide up and down, the two sides of the first lifting window and the second lifting window are both formed with wire hanging grooves, two wire hanging grooves are arranged on each side, the two wire hanging grooves are symmetrical, the top of the window frame is also provided with a power bin, a driving mechanism for driving the first lifting window to lift is arranged in the power bin, the bottom of the first lifting window, which is close to the second lifting window, is provided with a lifting hook, the top that the second promoted the window and is close to first promotion window is equipped with the hasp with promotion hook matched with, the processing of window frame top has the cavity that aligns with first promotion window and second promotion window respectively, all is equipped with first promotion window and second promotion window complex assist drive device in every cavity, fixed window installs at window frame bottom inner chamber.
2. The large sector multi-stage lift window of claim 1, wherein: actuating mechanism includes driving motor, synchronizing wheel, hold-in range, fastener, string line wheel and power steel cable, the synchronizing wheel has two, and two synchronizing wheels are rotationally installed between string line wheel, and the hold-in range has been around putting on two synchronizing wheels, installs driving motor on one of them synchronizing wheel, be equipped with two fasteners of equalling divide the hold-in range on the hold-in range, all be connected with the power steel cable on every fastener, processing has the opening that aligns with string line groove bottom the power storehouse both ends, all is equipped with the string line wheel that aligns with string line groove on every opening, and two string line wheels are the diagonal angle setting, and two power steel cables are walked around behind the string line wheel of diagonal angle distribution and are connected with the string line groove that corresponds.
3. The large sector multi-stage lift window of claim 2, wherein: two wire clamps are the diagonal angle and install on the hold-in range, and a wire clamp is located hold-in range one end surface, and another wire clamp is located the bottom surface of the hold-in range other end, is located still to be equipped with the turning gyro wheel between the fastener on the hold-in range bottom surface and the wire hanging wheel that corresponds.
4. The large sector multi-stage lift window of claim 2, wherein: the fastener includes fixed plate and limiting plate, the cladding has the hold-in range between fixed plate and the limiting plate, processing has the spacing tooth of hold-in range profile adaptation on the limiting plate, processing has the lockhole that is used for installing the power steel cable on the terminal surface of limiting plate both sides, the lockhole has two, and the axis of two lockholes sets up along the hold-in range symmetry, and the distance between the axle center distance of two lockholes and two string line wheel working faces equals.
5. The large sector multi-stage lift window of claim 1, wherein: two groups of power-assisted mechanisms are installed in each cavity, and the directions of the two groups of power-assisted mechanisms are opposite.
6. A large sector multi-stage lifting window according to claim 1 or 5, characterized in that: the power assisting mechanism comprises a plurality of serially connected air springs, a fixing seat is installed at one end of each of the plurality of serially connected air springs, a traction wheel is installed at the other end of each of the plurality of serially connected air springs, a reversing wheel aligned with a wire hanging groove is installed in a cavity, away from one side of the traction wheel, of each fixing seat, a power assisting steel cable is further arranged on each fixing seat, one end of each power assisting steel cable is connected onto each fixing seat, and the other end of each power assisting steel cable is connected with the wire hanging groove on the corresponding first lifting window or the corresponding second.
7. The large sector multi-stage lift window of claim 1, wherein: the heights of the first lifting window, the second lifting window and the fixed window are equal.
8. The large sector multi-stage lift window of claim 1, wherein: the bottom of the second lifting window close to the fixed window and the top of the fixed window are provided with baffle strips which are mutually lapped.
9. The large sector multi-stage lift window of claim 1, wherein: actuating mechanism includes motor, initiative lead screw, passive lead screw, synchronizing wheel and hold-in range, initiative lead screw and passive lead screw symmetry just rotationally install in the window frame of first promotion window both sides, the both sides of first promotion window are equipped with respectively with initiative lead screw and passive lead screw threaded connection's nut seat, all install the synchronizing wheel on initiative lead screw and the passive lead screw, and two high-altitude synchronizing wheels, synchronizing wheel on the initiative lead screw passes through the hold-in range and meshes with the synchronizing wheel on the passive lead screw, the motor is installed on the initiative lead screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021293291.5U CN212867338U (en) | 2020-07-03 | 2020-07-03 | Multistage lifting window for large sector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021293291.5U CN212867338U (en) | 2020-07-03 | 2020-07-03 | Multistage lifting window for large sector |
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| Publication Number | Publication Date |
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| CN212867338U true CN212867338U (en) | 2021-04-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202021293291.5U Active CN212867338U (en) | 2020-07-03 | 2020-07-03 | Multistage lifting window for large sector |
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| CN (1) | CN212867338U (en) |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210514 Address after: 618300 Guanghan Economic Development Zone, Deyang City, Sichuan Province Patentee after: SICHUAN LEAWOD WINDOW AND DOOR PROFILE Co.,Ltd. Address before: 618300 No.10, West Section 3, Taibei Road, Guanghan City, Deyang City, Sichuan Province Patentee before: Sichuan xizeli Intelligent Technology Co.,Ltd. |
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| TR01 | Transfer of patent right | ||
| CP03 | Change of name, title or address |
Address after: 618300 No.10, West Section 3, Taibei Road, Guanghan City, Deyang City, Sichuan Province Patentee after: Liangmudao door and window Group Co.,Ltd. Address before: 618300 Guanghan Economic Development Zone, Deyang City, Sichuan Province Patentee before: SI CHUAN LEAWOD WINDOW & DOOR PROFILE Co.,Ltd. |
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| CP03 | Change of name, title or address |