Manual window opener

Abstract

The utility model discloses a manual window opener which comprises an installation structure, a driving mechanism, a transmission mechanism and a jacking mechanism, the driving mechanism is installed on the installation structure, the transmission mechanism is in transmission connection with the driving mechanism, and the jacking mechanism is in transmission connection with the transmission mechanism; the driving mechanism comprises a hand-cranking device and a hand-cranking rod, the hand-cranking rod is in transmission connection with the hand-cranking device, and driving power is provided for the hand-cranking device by shaking the hand-cranking rod; the transmission mechanism comprises a transmission rod, a box body, a first bevel gear and a second bevel gear, one end of the transmission rod is connected with the driving mechanism, the other end of the transmission rod is connected with the second bevel gear, the second bevel gear is in meshed connection with the first bevel gear, and the first bevel gear is connected with the jacking mechanism. The manual window opener is superior to the prior art in the aspects of structural design, transmission mechanism, operation convenience, safety and the like, and has remarkable technical progress and practical application value.

Description

Technical Field

[0001] This utility model relates to the field of window opening device technology, and more specifically, to a manual window opener. Background Technology

[0002] In existing building and home environments, there are various ways to open and close windows, but manual window opening often relies on traditional window handles or sliding rail systems. These traditional methods may not be convenient to operate, especially when the window size is large, the opening force requirement is high, or the installation location is inconvenient. Users may need to exert a lot of effort to open and close the window, and may even face operational difficulties or safety hazards.

[0003] To address these issues, some improved manual window openers have emerged on the market. These devices typically simplify the window opening process and reduce the burden on users by introducing mechanical transmission mechanisms. However, existing manual window openers often suffer from complex structures, cumbersome installations, low transmission efficiency, or insufficient stability, making it difficult to simultaneously meet users' requirements for ease of operation, durability, and safety.

[0004] Especially in special settings such as elderly residences, hospital wards, and facilities for the disabled, higher demands are placed on window opening and closing mechanisms, requiring more user-friendly, easy-to-operate, and safe designs. Therefore, developing a manual window opener that is simple in structure, easy to operate, has high transmission efficiency, and good stability is particularly important. Utility Model Content

[0005] The main objective of this invention is to address the aforementioned defects and shortcomings by using a first and second bevel gear to change the direction of force transmission, thus achieving the technical advantages of small footprint and simple structure. Therefore, a manual window opener is provided.

[0006] To achieve the above objectives, the specific technical solution adopted by this utility model is as follows:

[0007] The manual window opener of this utility model includes an installation structure, a drive mechanism, a transmission mechanism, and a pushing mechanism. The drive mechanism is installed on the installation structure, the transmission mechanism is transmissively connected to the drive mechanism, and the pushing mechanism is transmissively connected to the transmission mechanism.

[0008] The driving mechanism includes a hand crank and a hand crank arm, the hand crank arm being tractably connected to the hand crank arm, and the hand crank arm being cranked to provide driving power to the hand crank arm;

[0009] The transmission mechanism includes a transmission rod, a housing, a first bevel gear, and a second bevel gear. One end of the transmission rod is connected to the drive mechanism, and the other end is connected to the second bevel gear. The second bevel gear meshes with the first bevel gear, and the first bevel gear is connected to the jacking mechanism.

[0010] Preferably, the second umbrella tooth and the transmission rod are in driving connection through a second deep groove ball bearing.

[0011] The first umbrella tooth and the jacking mechanism are in driving connection through a first deep groove ball bearing.

[0012] Preferably, the transmission mechanism further comprises a fixed support, the fixed support is fixedly connected with the mounting structure, and the box body is fixedly connected with the fixed support.

[0013] Preferably, the driving mechanism comprises a hand shaker and a hand shaking rod, the hand shaking rod is in driving connection with the hand shaker, and the hand shaker is provided with driving power by shaking the hand shaking rod.

[0014] Preferably, the hand shaker comprises a shell, a first umbrella wall rotating disc and a second umbrella wall rotating disc, the shell is fixedly connected with the mounting structure, the first umbrella wall rotating disc is rotatably connected with the shell through a rotating shaft, the first umbrella wall rotating disc is in meshing connection with the second umbrella wall rotating disc, and the second umbrella wall rotating disc is connected with the transmission mechanism.

[0015] A rotating disc is arranged at the top of the hand shaking rod, an annular groove is arranged on the rotating disc, and the first umbrella wall rotating disc is in meshing connection with the annular groove.

[0016] Preferably, the jacking mechanism comprises an outer tube, a lead screw and a jacking rod, the outer tube is connected with the box body, the lead screw is in driving connection with the first umbrella tooth, and the jacking rod is in driving connection with the lead screw.

[0017] Preferably, an end portion of the outer tube is provided with a front end cover, and the jacking rod is in driving connection with the lead screw through the front end cover.

[0018] Preferably, an end portion of the jacking rod is provided with a jacking rod head.

[0019] Preferably, a lead screw nut is threadedly connected on the lead screw, the jacking rod is sleeved with the lead screw, the lead screw nut is threadedly connected with the lead screw, the lead screw nut moves in sliding mode on the lead screw when the lead screw rotates, the lead screw nut is fixedly connected with the jacking rod, and the sliding movement of the lead screw nut drives the telescopic movement of the jacking rod.

[0020] Preferably, the mounting structure comprises a square tube support and a square tube, the square tube is fixedly connected with the square tube support, and the square tube support is fixedly connected with the window body.

[0021] Preferably, the transmission rod is a hexagonal transmission rod.

[0022] Compared with the prior art, the utility model has the following beneficial effects:

[0023] The utility model aims at providing a novel manual window opener, through installation structure, drive mechanism, transmission mechanism and jacking mechanism, realized the easy open and close of window.

[0024] The manual window opener of the utility model adopts the installation structure of square tube support and square tube, ensures the stable connection of the window opener and window frame, the hand rocker and hand rocker in the drive mechanism contact with the slope umbrella wall of umbrella wall turntable through the annular groove of rotary disc, realizes the effective transmission of power, the transmission mechanism utilizes hexagonal transmission rod, box, bevel gear etc, realizes the steering and transmission of power, ensures that jacking mechanism can run smoothly, the jacking mechanism realizes the stable push and pull of window body through the cooperation of screw rod, screw rod nut and jacking rod, reaches the purpose of opening and closing window.

[0025] In summary, the manual window opener of the utility model is superior to prior art in structure design, transmission mechanism, operation convenience and safety, has significant technical progress and practical application value.

[0026] The utility model will be further described below in combination with the drawings. DRAWINGS

[0027] Figure 1 It is the explosion structure schematic drawing of the window opener in the preferred implementation mode of the utility model.

[0028] Figure 2 It is the structure schematic drawing of the window opener and window body in the preferred implementation mode of the utility model.

[0029] Figure 3 It is another structure schematic drawing of the window opener and window body in the preferred implementation mode of the utility model.

[0030] Figure 4 It is Figure 3 The local amplification structure schematic drawing of place A in the preferred implementation mode of the utility model.

[0031] Figure 5 It is the explosion structure schematic drawing of another window opener in the preferred implementation mode of the utility model.

[0032] Figure 6 It is Figure 5 The local amplification structure schematic drawing of place B in the preferred implementation mode of the utility model.

[0033] MARKS OF DRAWINGS:

[0034] 1. Top rod head, 2. Top rod, 3. Front end cap, 4. Lead screw, 5. Lead screw nut, 6. First deep groove ball bearing, 7. First bevel tooth, 8. Square tube, 9. Square tube bracket, 10. Hand crank, 11. Fixed support, 12. Box body, 13. Second bevel tooth, 14. Second deep groove ball bearing, 15. Hexagonal transmission rod, 16. Hand crank, 17. Outer tube, 18. Rotating shaft, 19. Housing, 20. First umbrella wall turntable, 21. Annular groove, 22. Rotating disk, 23. Second umbrella wall turntable, 24. Window frame, 25. Window body. Detailed Implementation

[0035] The present invention will be further explained and described below through specific embodiments. It should be understood that the purpose of the following embodiments is to make the technical solution of the present invention clearer and easier to understand, and does not limit the scope of protection of the claims.

[0036] The present invention will be further described below through specific embodiments.

[0037] Example

[0038] This embodiment provides a manual window opener, including an installation structure, a drive mechanism, a transmission mechanism, and a jacking mechanism. The drive mechanism is installed on the installation structure, the transmission mechanism is tractably connected to the drive mechanism, and the jacking mechanism is tractably connected to the transmission mechanism.

[0039] To better understand the technical solution of this utility model, such as Figure 2 , 3 As shown, this embodiment also includes a window frame 24 and a window body 25. The mounting structure is connected to the window frame and is fixedly installed on the window frame. The pushing mechanism is connected to the window body and is used to push open or pull back the window body to achieve the purpose of opening and closing the window.

[0040] Specifically, such as Figure 1 As shown, the installation structure includes a square tube bracket 9 and a square tube 8, the square tube 8 being fixedly connected to the square tube bracket 9, and the square tube bracket 9 being fixedly connected to the window.

[0041] Specifically, such as Figure 5 As shown, the driving mechanism includes a hand crank 10 and a hand crank 16. The hand crank 16 is tractably connected to the hand crank 10, and the hand crank 16 is cranked to provide driving power to the hand crank 10.

[0042] More specifically, such as Figure 6 As shown, the hand crank 10 includes a housing 19, a first umbrella wall turntable 20, and a second umbrella wall turntable 23. The housing 19 is fixedly connected to the mounting structure. The first umbrella wall turntable 20 is rotatably connected to the housing 19 via a rotating shaft 18. The first umbrella wall turntable 20 and the second umbrella wall turntable 23 are meshed together. The second umbrella wall turntable 23 is connected to the transmission mechanism.

[0043] The top of the hand lever 16 is provided with a rotating disc 22, and the rotating disc 22 is provided with an annular groove 21, and the first umbrella wall rotating disc 20 is engaged with the annular groove 21.

[0044] The operation mode of the hand lever 10 is that the hand lever 16 is rotated, the rotating disc 22 at the top of the hand lever 16 is rotated, the annular groove 21 is in contact with the inclined umbrella wall of the first umbrella wall rotating disc 20, the first umbrella wall rotating disc 20 is driven to rotate, the second umbrella wall rotating disc 23 is driven to rotate by the first umbrella wall rotating disc 20, and the transmission mechanism is driven to operate.

[0045] Specifically, as shown in the figure, Figure 4 The transmission mechanism includes a hexagonal transmission rod 15, a box body 12, a first umbrella tooth 7 and a second umbrella tooth 13, one end of the hexagonal transmission rod 15 is connected with the second umbrella wall rotating disc 23, the other end is connected with the second umbrella tooth 13, the second umbrella tooth 13 is engaged with the first umbrella tooth 7, and the first umbrella tooth 7 is connected with the ejecting mechanism.

[0046] The operation mode of the transmission mechanism is that the hexagonal transmission rod 15 is rotated to drive the second umbrella tooth 13 to rotate, the first umbrella tooth 7 is driven to rotate by the second umbrella tooth 13, the power is transmitted and turned, and the ejecting mechanism is driven to operate by the first umbrella tooth 7.

[0047] Specifically, the second umbrella tooth 13 is in drivable connection with the hexagonal transmission rod 15 through the second deep groove ball bearing 14.

[0048] Specifically, the first umbrella tooth 7 is in drivable connection with the ejecting mechanism through the first deep groove ball bearing 6.

[0049] Specifically, the transmission mechanism further includes a fixed support, the fixed support is fixedly connected with the square tube 8, and the box body 12 is fixedly connected with the fixed support.

[0050] Specifically, the ejecting mechanism includes an outer tube 17, a lead screw 4 and a top rod 2, the outer tube 17 is connected with the box body 12, the lead screw 4 is in drivable connection with the first umbrella tooth 7, and the top rod 2 is in drivable connection with the lead screw 4.

[0051] Specifically, the end of the outer tube 17 is provided with a front end cover 3, the top rod 2 penetrates through the front end cover 3 and is in drivable connection with the lead screw 4, and the front end cover 3 is used for preventing dust from entering the outer tube 17.

[0052] Specifically, the end of the top rod 2 is provided with a top rod head 1, and the top rod head 1 is connected with the window body.

[0053] Specifically, the screw rod 4 is threaded with a screw rod nut 5, and the movement of the ejector rod 2 can be realized in the following way: the ejector rod 2 is sleeved with the screw rod 4, the screw rod nut 5 is threaded with the screw rod 4, when the screw rod 4 rotates, the screw rod nut 5 slides on the screw rod 4, the screw rod nut 5 is fixedly connected with the ejector rod 2, thus, the sliding of the screw rod nut 5 drives the telescopic movement of the ejector rod 2.

[0054] The utility model is described through the embodiment, but does not constitute the limitation to the utility model, referring to the description of the utility model, other changes of the disclosed embodiment, such as for the professional of the field, are easy to think of, and such change should belong to the range defined in the utility model claim.

Claims

1. A hand-operated window opener comprising a mounting structure, a driving mechanism, a transmission mechanism and a jacking mechanism, wherein the driving mechanism is mounted on the mounting structure, the transmission mechanism is in driving connection with the driving mechanism, and the jacking mechanism is in driving connection with the transmission mechanism. 2.The hand-operated window opener according to claim 1, wherein the second bevel gear (13) is in driving connection with the transmission rod via a second deep groove ball bearing (14), and the first bevel gear (7) is in driving connection with the jacking mechanism via a first deep groove ball bearing (6). 3.The hand-operated window opener according to claim 1, wherein the transmission mechanism further comprises a fixed support, the fixed support is fixedly connected with the mounting structure, and the box (12) is fixedly connected with the fixed support. 4.The hand-operated window opener according to claim 1, wherein the hand-operated device (10) comprises a shell (19), a first bevel gear disc (20) and a second bevel gear disc (23), the shell (19) is fixedly connected with the mounting structure, the first bevel gear disc (20) is rotatably connected with the shell (19) via a rotating shaft (18), the first bevel gear disc (20) is in meshing connection with the second bevel gear disc (23), and the second bevel gear disc (23) is connected with the transmission mechanism. 5.The hand-operated window opener according to claim 1, wherein the jacking mechanism comprises an outer tube (17), a lead screw (4) and a jacking rod (2), the outer tube (17) is connected with the box (12), the lead screw (4) is in driving connection with the first bevel gear (7), and the jacking rod (2) is in driving connection with the lead screw (4). 6.The hand-operated window opener according to claim 5, wherein an end of the outer tube (17) is provided with a front end cover (3), and the jacking rod (2) penetrates through the front end cover (3) and is in driving connection with the lead screw (4). 7.The hand-operated window opener according to claim 5, wherein an end of the jacking rod (2) is provided with a jacking rod head (1). 8.The hand-operated window opener according to claim 5, wherein ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ The screw rod (4) is threadedly connected with a screw rod nut (5), the ejector rod (2) is sleeved with the screw rod (4), the screw rod nut (5) is threadedly connected with the screw rod (4), when the screw rod (4) rotates, the screw rod nut (5) slides on the screw rod (4), the screw rod nut (5) is fixedly connected with the ejector rod (2), and the sliding of the screw rod nut (5) drives the telescopic movement of the ejector rod (2).

9. The hand window opener of claim 1, wherein: The mounting structure comprises a square tube support (9) and a square tube (8), the square tube (8) is fixedly connected with the square tube support (9), and the square tube support (9) is fixedly connected with the window body.

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