High-efficiency hand crank window opener with large torque
By designing an efficient hand crank window opener with large torque, and using the gear transmission mechanism to increase the torque, the problem of joint opening and closing of multiple windows in the existing technology is solved, and efficient opening and closing control of large windows is achieved.
Patent Information
- Application Number
- CN202420556304.5
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-03-21
- Publication Date
- 2025-03-14
- Estimated Expiration
- 2034-03-21
AI Technical Summary
The existing hand-crank window opener can only open one window alone, and it is impossible to enable multiple windows to be opened or closed simultaneously, especially the opening and closing control of large windows.
An efficient hand crank window opener with large torque is designed. By setting the first rotating shaft and the second rotating shaft, the gear transmission mechanism is used to increase the torque, so that the rotating rod can drive more windows to open and close.
The linkage opening and closing control of multiple windows is realized, especially the efficient opening and closing of large windows, which improves the torque and efficiency of opening and closing of windows.
Smart Images
Figure CN222615120U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of window openers, in particular to an efficient hand crank window opener with large torque. Background Art
[0002] With the development of science and technology and the improvement of living standards, hand-cranked window openers are widely used in supermarkets, shopping malls, hotels, schools, hospitals, public entertainment venues and other buildings to control the opening and closing of windows, because they can effectively ensure indoor air circulation and improve air quality, and have the characteristics of reliable structure, simple installation and easy operation. In particular, smart window openers controlled by smart devices are increasingly used.
[0003] However, the existing hand-cranked window openers can only support the opening of a single window, and cannot realize the simultaneous opening or closing of multiple windows, especially large windows.
[0004] Therefore, we propose a high-efficiency hand crank window opener with large torque. Utility Model Content
[0005] The purpose of the utility model is to provide a high-efficiency hand crank window opener with large torque to solve the problems raised in the above background technology.
[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a high-efficiency hand crank window opener with large torque, comprising a mounting seat and a driving box, a rotating rod is rotatably connected to the middle part of the mounting seat, a rotating connecting rod is fixedly installed to the middle part of the rotating rod, the other end of the rotating connecting rod is rotatably connected to the driving rod, the bottom of the driving rod is rotatably connected to a rack, the rack is slidably connected to the driving box, the front of the driving box is rotatably connected to the connecting seat, the connecting seat is plugged with a crank, the rear side of the connecting seat is fixedly installed with a first gear located inside the driving box, the middle part of the driving box is rotatably connected to the first rotating shaft located above the connecting seat, the middle part of the driving box is rotatably connected to the second rotating shaft located above the first rotating shaft, the middle part of the driving box is rotatably connected to the first transmission gear, the first rotating shaft is fixedly installed with the second transmission gear located in front of the first transmission gear, the middle part of the second rotating shaft is fixedly installed with a third transmission gear, the third transmission gear is meshed with the top of the second transmission gear, and the third transmission gear is meshed with the rack.
[0007] Optionally, one side of the rack is slidably connected to the side surface inside the drive box, and the top and bottom of the drive box are provided with through holes that penetrate the rack.
[0008] Optionally, the rotating rod is fixedly installed with a deflection link located between adjacent mounting seats, the end of the deflection link is fixedly installed with a push link, the end of the push link is rotatably connected to a window seat, and the window seat is fixedly installed with the window.
[0009] Optionally, the mounting seat is fixedly installed on the top wall of the window, the connection between the pushing link and the rotating link is adjustable and fixed, and the angle between the pushing link and the rotating link is adjustable.
[0010] Optionally, the first gear is the same size as the second transmission gear, the first transmission gear is the same size as the third transmission gear, and the diameter of the first transmission gear is greater than the diameter of the second transmission gear.
[0011] Optionally, a motor for driving the first rotating shaft to rotate is disposed inside the driving box, and the driving box is fixedly mounted to the wall on one side of the window.
[0012] Optionally, a rotating seat is fixedly installed at the bottom of the driving rod, a protrusion is integrally connected to one side of the top of the rack, and the rotating seat is rotatably connected to the protrusion.
[0013] Compared with the prior art, the beneficial effects of the utility model are:
[0014] 1. The high-efficiency hand crank window opener with large torque is provided with a first rotating shaft and a second rotating shaft. When opening and closing the window, the crank handle is plugged into the connecting seat, and the crank handle is rotated to rotate the first gear, thereby driving the first transmission gear and the first rotating shaft to rotate, and then the second transmission gear drives the third transmission gear to rotate, so that the rack meshing with the third transmission gear rises or falls, so that the rack pushes the driving rod to rise or fall, thereby driving the rotating rod and the deflection connecting rod to rotate, and driving the pushing connecting rod to push the window to open or close.
[0015] 2. The high-efficiency hand crank window opener with large torque is provided with a first transmission gear and a second transmission gear. The diameter of the first transmission gear is larger than that of the second transmission gear. The small gear drives the large gear to rotate, thereby increasing the torque, thereby increasing the rotational torque of the rotating rod, and enabling the rotating rod to drive more windows to be opened and closed. BRIEF DESCRIPTION OF THE DRAWINGS
[0016] Figure 1 It is a schematic diagram of the overall structure of a high-efficiency hand crank window opener with large torque according to the utility model;
[0017] Figure 2 It is a structural schematic diagram of a driving box of a high-efficiency hand crank window opener with large torque according to the utility model;
[0018] Figure 3It is a structural schematic diagram of a connecting seat of a high-efficiency hand crank window opener with large torque according to the utility model;
[0019] Figure 4 The utility model is a high-efficiency hand crank window opener with large torque Figure 1 Enlarged view of point A in the middle.
[0020] In the figure: 1, mounting seat; 2, rotating rod; 3, rotating connecting rod; 4, driving rod; 5, rack; 6, driving box; 7, deflection connecting rod; 8, pushing connecting rod; 9, window seat; 10, crank; 11, connecting seat; 12, first gear; 13, first rotating shaft; 14, first transmission gear; 15, second transmission gear; 16, second rotating shaft; 17, third transmission gear; 18, rotating seat. DETAILED DESCRIPTION
[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0022] See also Figures 1 to 4The utility model provides a high-efficiency hand crank window opener with large torque, including a mounting seat 1 and a driving box 6. The middle part of the mounting seat 1 is rotatably connected with a rotating rod 2, the middle part of the rotating rod 2 is fixedly installed with a rotating connecting rod 3, the other end of the rotating connecting rod 3 is rotatably connected with a driving rod 4, the bottom of the driving rod 4 is rotatably connected with a rack 5, the rack 5 is slidably connected with the driving box 6, the front of the driving box 6 is rotatably connected with a connecting seat 11, the connecting seat 11 is plugged with a crank 10, the rear side of the connecting seat 11 is fixedly installed with a first gear 12 located inside the driving box 6, the middle part of the driving box 6 is rotatably connected with a first rotating shaft 13 located above the connecting seat 11, the middle part of the driving box 6 is rotatably connected with a second rotating shaft 16 located above the first rotating shaft 13, the middle part of the first rotating shaft 13 is fixedly installed with a first transmission gear 14, and the first rotating shaft 13 is fixedly installed with a first transmission gear 14. A second transmission gear 15 is installed in front of the first transmission gear 14, and a third transmission gear 17 is fixedly installed in the middle of the second rotating shaft 16. The third transmission gear 17 is meshed with the top of the second transmission gear 15, and the third transmission gear 17 is meshed with the rack 5. By setting the first rotating shaft 13 and the second rotating shaft 16, when opening and closing the window, the crank 10 is plugged into the connecting seat 11, and the crank 10 is rotated to rotate the first gear 12, thereby driving the first transmission gear 14 and the first rotating shaft 13 to rotate, and then the second transmission gear 15 drives the third transmission gear 17 to rotate, so that the rack 5 meshed with the third transmission gear 17 is raised or lowered, so that the rack 5 pushes the driving rod 4 to rise or fall, thereby driving the rotating rod 2 and the deflection connecting rod 7 to rotate, and driving the pushing connecting rod 8 to push the window to open or close.
[0023] One side of the rack 5 is slidably connected to the side surface inside the driving box 6 , and through holes penetrating the rack 5 are provided at the top and bottom of the driving box 6 .
[0024] The rotating rod 2 is fixedly installed with a deflection link 7 located between adjacent mounting seats 1, and the end of the deflection link 7 is fixedly installed with a push link 8, and the end of the push link 8 is rotatably connected to a window seat 9, which is fixedly installed with the window.
[0025] The mounting base 1 is fixedly mounted on the top wall of the window, the connection between the push link 8 and the rotating link is adjustable and fixed, and the angle between the push link 8 and the rotating link is adjustable.
[0026] The first gear 12 has the same size as the second transmission gear 15, the first transmission gear 14 has the same size as the third transmission gear 17, the diameter of the first transmission gear 14 is larger than the diameter of the second transmission gear 15, and by setting the first transmission gear 14 and the second transmission gear 15, the diameter of the first transmission gear 14 is larger than the second transmission gear 15, and the small gear drives the large gear to rotate, so that the torque increases, thereby increasing the rotational torque of the rotating rod 2, so that the rotating rod 2 can drive more windows to open and close.
[0027] A motor for driving the first rotating shaft 13 to rotate is arranged inside the driving box 6, and the driving box 6 is fixedly installed on the wall on one side of the window.
[0028] A rotating seat 18 is fixedly mounted on the bottom of the driving rod 4, and a protrusion is integrally connected to one side of the top of the rack 5, and the rotating seat 18 is rotatably connected to the protrusion.
[0029] Working principle:
[0030] When opening and closing the window, the crank 10 is plugged into the connecting seat 11, and the crank 10 is turned to rotate the first gear 12, thereby driving the first transmission gear 14 and the first rotating shaft 13 to rotate, and then the second transmission gear 15 drives the third transmission gear 17 to rotate, so that the rack 5 meshing with the third transmission gear 17 rises or falls, so that the rack 5 pushes the driving rod 4 to rise or fall, and then drives the rotating rod 2 and the deflection connecting rod 7 to rotate, and drives the pushing connecting rod 8 to push the window to open or close. The diameter of the first transmission gear 14 is larger than that of the second transmission gear 15. The small gear drives the large gear to rotate, so that the torque increases, and then the rotational torque of the rotating rod 2 becomes larger, so that the rotating rod 2 can drive more windows to be opened and closed.
[0031] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.
Claims
1. A high-efficiency hand crank window opener with large torque, comprising a mounting seat (1) and a drive box (6), characterized in that: The middle part of the mounting seat (1) is rotatably connected with a rotating rod (2), the middle part of the rotating rod (2) is fixedly mounted with a rotating connecting rod (3), the other end of the rotating connecting rod (3) is rotatably connected with a driving rod (4), the bottom of the driving rod (4) is rotatably connected with a rack (5), the rack (5) is slidably connected with a driving box (6), the front of the driving box (6) is rotatably connected with a connecting seat (11), the connecting seat (11) is plugged with a crank (10), the rear side of the connecting seat (11) is fixedly mounted with a first gear (12) located inside the driving box (6), the middle part of the driving box (6) is rotatably connected with a rotating rod (2), the middle part of the driving box (6) is fixedly mounted with a rotating connecting rod (3), the bottom of the driving rod (4) is rotatably connected with a rack (5), the rack (5) is slidably connected with a driving box (6), the front of the driving box (6) is rotatably connected with a connecting seat (11), the connecting seat (11) is plugged with a crank (10), the rear side of the connecting seat (11) is fixedly mounted with a first gear (12) located inside the driving box (6), A first rotating shaft (13) located above the connecting seat (11) is connected, the middle part of the driving box (6) is rotatably connected to a second rotating shaft (16) located above the first rotating shaft (13), a first transmission gear (14) is fixedly installed in the middle part of the first rotating shaft (13), a second transmission gear (15) located in front of the first transmission gear (14) is fixedly installed in the first rotating shaft (13), a third transmission gear (17) is fixedly installed in the middle part of the second rotating shaft (16), the third transmission gear (17) is meshed with the top of the second transmission gear (15), and the third transmission gear (17) is meshed with the rack (5).
2. The high-efficiency hand crank window opener with large torque according to claim 1, characterized in that: One side of the rack (5) is slidably connected to the side surface inside the drive box (6), and through holes penetrating the rack (5) are provided at the top and bottom of the drive box (6).
3. The high-efficiency hand crank window opener with large torque according to claim 1, characterized in that: The rotating rod (2) is fixedly mounted with a deflection link (7) located between adjacent mounting seats (1); a push link (8) is fixedly mounted at the end of the deflection link (7); the end of the push link (8) is rotatably connected to a window seat (9); and the window seat (9) is fixedly mounted on the window.
4. The high-efficiency hand crank window opener with large torque according to claim 3, characterized in that: The mounting seat (1) is fixedly mounted on the top wall of the window, the connection between the pushing connecting rod (8) and the rotating connecting rod is adjustable and fixedly mounted, and the angle between the pushing connecting rod (8) and the rotating connecting rod is adjustable.
5. The high-efficiency hand crank window opener with large torque according to claim 1, characterized in that: The first gear (12) and the second transmission gear (15) have the same size, the first transmission gear (14) and the third transmission gear (17) have the same size, and the diameter of the first transmission gear (14) is greater than the diameter of the second transmission gear (15).
6. The high-efficiency hand crank window opener with large torque according to claim 1, characterized in that: A motor for driving the first rotating shaft (13) to rotate is arranged inside the driving box (6), and the driving box (6) is fixedly mounted on the wall on one side of the window.
7. The high-efficiency hand crank window opener with large torque according to claim 1, characterized in that: A rotating seat (18) is fixedly mounted on the bottom of the driving rod (4), a protrusion is integrally connected to one side of the top of the rack (5), and the rotating seat (18) is rotatably connected to the protrusion.