Upper load-bearing lifting device and sliding window

Abstract

The present invention discloses an upper load-bearing lifting device, including a lifting guide rail, a hanging rail, a lifting bearing assembly, a lifting auxiliary block, a lifting transmission assembly, and a driving component; the lifting transmission assembly includes a first connecting rod connected to the driving component, a rotating triangle plate connected to the first connecting rod, a latch for fixing the rotating triangle plate to the hanging rail, and a second connecting rod connected to the rotating triangle plate, and the other end of the second connecting rod is connected to the lifting bearing assembly; the lifting bearing assembly includes a first bearing seat and a second bearing seat arranged on both sides of the hanging rail, and a connecting shaft connecting the first bearing seat and the second bearing seat; the lifting auxiliary block is provided with an inclined groove, and the first bearing seat can be driven to slide along the inclined groove to drive the hanging rail to move. Correspondingly, the present invention also discloses a sliding window. The implementation of the present invention can improve the sealing of the sliding window and reduce the thickness of the window sash.

Description

Technical Field

[0001] The invention relates to the technical field of doors and windows, and in particular to an upper load-bearing lifting device and a sliding window. Background Art

[0002] Sliding windows generally include window sashes and window frames. The window sashes are slid open to exchange air between the inside and outside. In order to facilitate installation and smooth sliding of existing sliding doors, a certain gap is often left between the window sashes and the window frames, which results in poor sealing of sliding windows. In addition, the window sashes may also fall accidentally, causing safety risks.

[0003] To solve the above problems, existing sliding windows are equipped with a lifting device on the window sash, which presses the window sash and the window frame tightly to improve its sealing and safety performance. However, due to the limitation of the notch of the lifting device, the thickness of the window sash is large, and the thickness of the narrowest window sash is more than 70mm, which is inconsistent with the extremely narrow style popular offline, which makes consumers stay away. Summary of the invention

[0004] The technical problem to be solved by the present invention is to provide an upper load-bearing lifting device, which has a simple structure and can improve the sealing performance of a sliding window.

[0005] The technical problem to be solved by the present invention is to provide a sliding window, reduce the thickness of the window sash, and improve the aesthetics of the sliding window.

[0006] In order to solve the above technical problems, the present invention provides an upper load-bearing lifting device, comprising a lifting guide rail, a hanging rail arranged in the lifting guide rail, a lifting bearing assembly arranged on the hanging rail, a lifting auxiliary block connected to the inner side wall of the lifting guide rail, a lifting transmission assembly driving the lifting bearing assembly, and a driving component driving the lifting transmission assembly;

[0007] The lifting transmission assembly includes a first connecting rod connected to the driving component, a rotating triangular plate connected to the first connecting rod, a latch for fixing the rotating triangular plate to the lifting guide rail, and a second connecting rod connected to the rotating triangular plate, wherein the other end of the second connecting rod is connected to the lifting bearing assembly;

[0008] The lifting bearing assembly includes a first bearing seat and a second bearing seat arranged on both sides of the hanging rail, and a connecting shaft connecting the first bearing seat and the second bearing seat;

[0009] The lifting auxiliary block is provided with an inclined groove, and the first bearing seat can be driven to slide along the inclined groove to drive the hanging rail to move.

[0010] As an improvement of the above technical solution, both side edges of the hanging rail are provided with a first protrusion and a second protrusion, and the first bearing seat and the second bearing seat are respectively arranged between the corresponding first protrusion and the second protrusion.

[0011] As an improvement of the above technical solution, a bending plate is provided on the bottom surface of the lifting guide rail, and a plurality of spring sheets are provided between the second protrusion and the bending plate;

[0012] The spring piece is arc-shaped, and the top end of the spring piece abuts against the second protrusion.

[0013] As an improvement of the above technical solution, multiple sets of first bearing seats and second bearing seats are provided on both sides of the hanging rail;

[0014] The lifting guide rail is provided with a lifting auxiliary block adapted to the plurality of the first bearing seats and the second bearing seats.

[0015] As an improvement of the above technical solution, the driving component includes a handle, a rotating member connected to the handle, and a pull plate connected to the rotating member;

[0016] The pulling plate is connected to the first connecting rod.

[0017] As an improvement of the above technical solution, the second connecting rod is provided with a groove, and the groove is engaged with the connecting shaft.

[0018] Correspondingly, the present invention also provides a sliding window, comprising the upper load-bearing lifting device, a frame for installing the upper load-bearing lifting device, and a first window sash and a second window sash arranged in the frame.

[0019] As an improvement of the above technical solution, the frame includes a left frame and a right frame for installing a driving component, an upper frame for installing a lifting guide rail, and a lower frame for supporting the first window sash and the second window sash.

[0020] As an improvement of the above technical solution, a first lifting guide rail and a second lifting guide rail are arranged in parallel in the upper frame, a first hanging rail is arranged in the first lifting guide rail, and a second hanging rail is arranged in the second lifting guide rail;

[0021] The first hanging rail is connected to the first window sash, and the second hanging rail is connected to the second window sash.

[0022] As an improvement of the above technical solution, a first slide groove is provided on the bottom surface of the first hanging rail, and a first pulley seat adapted to the first slide groove is provided on the top surface of the first window sash;

[0023] A second slide groove is provided on the bottom surface of the second hanging rail, and a second pulley seat matched with the second slide groove is provided on the top surface of the second window sash.

[0024] The implementation of the present invention has the following beneficial effects:

[0025] The present invention drives the first connecting rod to move downward through a driving component, thereby driving the rotating triangle plate to rotate, so as to drive the second connecting rod to move horizontally; the second connecting rod is connected to the connecting shaft, and the second connecting rod can drive the first bearing seat, the second bearing seat and the hanging rail to move, and under the action of the inclined groove of the lifting auxiliary block, the hanging rail moves upward along the inclined groove direction, so as to lift the window sash. The present invention can drive the window sash connected to the hanging rail to lift upward, so as to improve the overall airtightness and safety of the sliding window.

[0026] Furthermore, a bending plate is provided on the bottom surface of the lifting guide rail, and a plurality of spring sheets are provided between the second protrusion and the bending plate; before the hanging rail is lifted, the spring sheets are always in a compressed state; when the hanging rail is lifted, as the hanging rail moves, the spring sheets will provide an upward elastic force to assist in the lifting of the hanging rail, thereby reducing the driving force required for lifting the hanging rail and improving the user experience. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] Figure 1 It is a left side view of the upper load-bearing lifting device involved in the present invention;

[0028] Figure 2 This is a diagram of a first working state of the upper load-bearing lifting device according to the present invention;

[0029] Figure 3 This is a second working state diagram of the upper load-bearing lifting device according to the present invention;

[0030] Figure 4 is a schematic diagram of a second connecting rod according to the present invention;

[0031] Figure 5 It is a structural schematic diagram of a sliding window involved in the present invention;

[0032] Figure 6 is a partial cross-sectional view of a sliding window according to the present invention;

[0033] Figure 7 The utility model is a schematic diagram of assembling the upper load-bearing lifting device inside the sliding window involved in the present invention. DETAILED DESCRIPTION

[0034] In order to make the purpose, technical solution and advantages of the present invention clearer, the present invention will be further described in detail below with reference to the accompanying drawings. It is hereby stated that the directional terms such as up, down, left, right, front, back, inside, outside, etc. that appear or will appear in the text of the present invention are only based on the accompanying drawings of the present invention, and are not specific limitations of the present invention.

[0035] See also Figure 1 and Figure 2The present invention provides an upper load-bearing lifting device, comprising a lifting guide rail 1, a hanging rail 2 arranged in the lifting guide rail 1, a lifting bearing assembly 3 arranged on the hanging rail 2, a lifting auxiliary block 4 connected to the inner side wall of the lifting guide rail 1, a lifting transmission assembly 5 driving the lifting bearing assembly 3, and a driving component 6 driving the lifting transmission assembly 5;

[0036] The lifting transmission assembly 5 includes a first connecting rod 51 connected to the driving component 6, a rotating triangular plate 52 connected to the first connecting rod 51, a latch 53 for fixing the rotating triangular plate 52 to the lifting guide rail 1, and a second connecting rod 54 connected to the rotating triangular plate 52, and the other end of the second connecting rod 54 is connected to the lifting bearing assembly 3;

[0037] The lifting bearing assembly 3 includes a first bearing seat 31 and a second bearing seat 32 arranged on both sides of the hanging rail 2, and a connecting shaft 33 connecting the first bearing seat 31 and the second bearing seat 32;

[0038] The lifting auxiliary block 4 is provided with an inclined groove 41 , and the first bearing seat 31 can be driven to slide along the inclined groove 41 to drive the hanging rail 2 to move.

[0039] Specifically, the lifting rail 1 is arranged above the hanging rail 2, the lifting rail 1 is connected to the lifting auxiliary block 4, the first bearing seat 31 includes a first bearing 311 and a first bearing mounting seat 312, the first bearing 311 mounting seat is fixed to the hanging rail 2, and the first bearing 311 is stuck in the inclined groove 41. The driving component 6 is driven to make the first connecting rod 51 move downward, and the rotating triangle plate 52 rotates around the latch 53, thereby driving the second connecting rod 54 to move horizontally, and the second connecting rod 54 cooperates with the connecting shaft 33, so that the first bearing 311 can slide along the inclined groove 41, and the hanging rail 2 is lifted upward by the constraint of the inclined groove 41, thereby driving the window sash connected to the hanging rail 2 to lift upward, so as to improve the overall airtightness and safety of the sliding window.

[0040] See also Figure 3, in order to facilitate the installation of the first bearing seat 31 and reduce the overall thickness of the lifting rail 2 as much as possible. The two sides of the hanging rail 2 are provided with a first protrusion 21 and a second protrusion 22, and the first bearing seat 31 and the second bearing seat 32 are respectively arranged between the corresponding first protrusion 21 and the second protrusion 22. Specifically, the first protrusion 21 and the second protrusion 22 are arranged along the length direction of the hanging rail 2, and the spacing between the first protrusion 21 and the second protrusion 22 is consistent with the width of the first bearing seat 31 and the second bearing seat 32, so that multiple first bearing seats 31 are arranged on the same straight line, and multiple second bearing seats 32 are arranged on the same straight line, thereby improving the reliability of the device during lifting movement and avoiding jamming. The first bearing seat 31 and the second bearing seat 32 are detachably connected to the hanging rail 2, wherein the hanging rail 2 is provided with mounting holes for installing the first bearing seat 31 and the second bearing seat 32.

[0041] Furthermore, multiple sets of first bearing seats 31 and second bearing seats 32 are provided on both sides of the hanging rail 2; and a lifting auxiliary block 4 adapted to the multiple first bearing seats 31 and second bearing seats 32 is provided on the lifting guide rail 1. Specifically, multiple first bearing seats 31 and second bearing seats 32 are provided along the length direction of the hanging rail 2, and multiple lifting auxiliary blocks 4 are connected to the lifting guide rail 1. The lifting auxiliary blocks 4 cooperate with the first bearing seats 31 and the second bearing seats 32 to improve the reliability of the device during lifting.

[0042] To assist lifting, a bending plate 11 is provided on the bottom surface of the lifting guide rail 1, and a plurality of spring sheets 7 are provided between the second protrusion 22 and the bending plate 11; the spring sheet 7 is arc-shaped, and the top end of the spring sheet 7 abuts against the second protrusion 22. Specifically, the spring sheet 7 is an upper arch bridge structure, and the bending plate 11 is provided below the second protrusion 22, and the bending plate 11 can provide support for the spring sheet 7. Before the hanging rail 2 is lifted, the spring sheet 7 is always in a compressed state; when the hanging rail 2 is lifted, as the hanging rail 2 moves, the spring sheet 7 will provide an upward elastic force to assist the lifting of the hanging rail 2, reduce the driving force required for lifting the hanging rail 2, and improve the user experience.

[0043] In order to facilitate the driving of the rotating triangle plate 52, the device is provided with a driving component 6, which includes a handle 61, a rotating member 62 connected to the handle 61, and a pull plate 63 connected to the rotating member 62; the pull plate 63 is connected to the first connecting rod 51. Specifically, by twisting the handle 61, the rotating member 62 is driven to rotate, and the rotation of the rotating member 62 can drive the pull plate 63 to move in the vertical direction, thereby driving the first connecting rod 51 to move. Among them, the rotating member 62 is a gear rack assembly, but is not limited thereto. The first connecting rod 51 is hinged to the pull plate 63.

[0044] See also Figure 4For easy assembly, the second connecting rod 54 is provided with a groove 541, and the groove 541 is engaged with the connecting shaft 33. By engaging the groove 541 with the connecting shaft 33, the second connecting rod 54 and the connecting shaft 33 can be quickly assembled, avoiding the problem of difficult assembly caused by the small installation gap in the hanging rail 2. In addition, the groove 541 is provided with a hook-shaped structure to prevent the second connecting rod 54 from being disengaged from the connecting shaft 33 when the second connecting rod 54 drives the connecting shaft 33 to move.

[0045] See also Figure 5 Accordingly, the present invention further provides a sliding window, comprising the upper load-bearing lifting device, a frame 8 for installing the upper load-bearing lifting device, and a first window sash 9 and a second window sash 10 arranged in the frame 8. The first window sash 9 and the second window sash 10 are both lifted to a predetermined height by the upper load-bearing lifting device to improve the overall sealing and safety of the sliding window.

[0046] See also Figure 6 The frame 8 includes a left frame 81 and a right frame 82 for installing the driving component 6, an upper frame 83 for installing the lifting guide rail 1, and a lower frame 84 for supporting the first window sash 9 and the second window sash 10. The driving component 6 includes a first driving component 6a provided in the left frame 81 for driving the first window sash 9 to rise and fall; and a second driving component 6b provided in the right frame 82 for driving the second window sash 10 to rise and fall. The lifting guide rail 1 is installed in the upper frame 83, and the first window sash 9 and the second window sash 10 can slide along the hanging rail 2 in the lifting guide rail 1. The bottom surfaces of the first window sash 9 and the second window sash 10 are provided with a slide groove 91, and the lower frame 84 is provided with a slide rail 841 adapted to the slide groove 91, so that the first window sash 9 and the second window sash 10 can slide smoothly.

[0047] See also Figure 7 In order to facilitate the installation of the first window sash 9 and the second window sash 10, the first lifting rail 1a and the second lifting rail 1b are arranged in parallel in the upper frame 8, the first lifting rail 1 is provided with a first hanging rail 2a, and the second lifting rail 1 is provided with a second hanging rail 2b; the first hanging rail 2a is connected to the first window sash 9, and the second hanging rail 2b is connected to the second window sash 10. The first window sash 9 slides along the first hanging rail 2, and the second window sash 10 slides along the second hanging rail 2b. The first window sash 9 and the second window sash 10 are driven to lift respectively by the upper load-bearing lifting devices respectively arranged in the first hanging rail 2a and the left frame 81, and the second hanging rail 2b and the right frame 82.

[0048] To prevent the first hanging rail 2 from slipping off from the first window sash 9, the second hanging rail 2 from slipping off from the second window sash 10, and to improve the smoothness of the first window sash 9 sliding along the first hanging rail 2a, and the second window sash 10 sliding along the second hanging rail 2b. The bottom surface of the first hanging rail 2a is provided with a first slide groove 23a, and the top surface of the first window sash 9 is provided with a first pulley seat (not shown in the drawings) adapted to the first slide groove 23a; the bottom surface of the second hanging rail 2b is provided with a second slide groove 23b, and the top surface of the second window sash 10 is provided with a second pulley seat (not shown in the drawings) adapted to the second slide groove 23b. Specifically, the first slide groove 23a and the second slide groove 23b are both provided with an inwardly rolled portion, so that the pulleys on the first pulley seat and the second pulley seat can slide along the corresponding first slide groove 23a or second slide groove 23b without slipping out.

[0049] In summary, the present invention drives the first connecting rod 51 to move downward through the driving component, thereby driving the rotating triangle plate 52 to rotate, so as to drive the second connecting rod 54 to move horizontally. The second connecting rod 54 is connected to the connecting shaft 33 to drive the first bearing seat 31, the second bearing seat 32 and the hanging rail 2 to move in the horizontal direction, and under the action of the inclined groove 41 of the lifting auxiliary block 4, the hanging rail 2 is tilted and moved upward along the direction of the inclined groove 41. The present invention can drive the window sash connected to the hanging rail 2 to lift upward, so as to improve the overall airtightness and safety of the sliding window.

[0050] The above is a preferred embodiment of the present invention. It should be pointed out that a person skilled in the art can make several improvements and modifications without departing from the principle of the present invention. These improvements and modifications are also considered to be within the scope of protection of the present invention.

Claims

1. An upper load-bearing lifting device, characterized in that: It comprises a lifting guide rail, a hanging rail arranged in the lifting guide rail, a lifting bearing assembly arranged on the hanging rail, a lifting auxiliary block connected to the inner side wall of the lifting guide rail, a lifting transmission assembly driving the lifting bearing assembly, and a driving component driving the lifting transmission assembly; The lifting transmission assembly includes a first connecting rod connected to the driving component, a rotating triangular plate connected to the first connecting rod, a latch for fixing the rotating triangular plate to the lifting guide rail, and a second connecting rod connected to the rotating triangular plate, wherein the other end of the second connecting rod is connected to the lifting bearing assembly; The lifting bearing assembly includes a first bearing seat and a second bearing seat arranged on both sides of the hanging rail, and a connecting shaft connecting the first bearing seat and the second bearing seat; The lifting auxiliary block is provided with an inclined groove, and the first bearing seat can be driven to slide along the inclined groove to drive the hanging rail to move; Both sides of the hanging rail are provided with a first protrusion and a second protrusion, and the first bearing seat and the second bearing seat are respectively arranged between the corresponding first protrusion and the second protrusion; The driving component includes a handle, a rotating member connected to the handle, and a pull plate connected to the rotating member; The pulling plate is connected to the first connecting rod.

2. The upper load-bearing lifting device according to claim 1, characterized in that: A bending plate is provided on the bottom surface of the lifting guide rail, and a plurality of spring sheets are provided between the second protrusion and the bending plate; The spring piece is arc-shaped, and the top end of the spring piece abuts against the second protrusion.

3. The upper load-bearing lifting device according to claim 1, characterized in that: Multiple sets of first bearing seats and second bearing seats are provided on both sides of the hanging rail; The lifting guide rail is provided with a lifting auxiliary block adapted to the plurality of the first bearing seats and the second bearing seats.

4. The upper load-bearing lifting device according to claim 1, characterized in that: The second connecting rod is provided with a groove, and the groove is engaged with the connecting shaft.

5. A sliding window, characterized in that: It comprises an upper load-bearing lifting device as described in any one of claims 1 to 4, a frame for installing the upper load-bearing lifting device, and a first window sash and a second window sash arranged in the frame.

6. The sliding window according to claim 5, characterized in that: The frame comprises a left frame and a right frame for installing a driving component, an upper frame for installing a lifting guide rail, and a lower frame for supporting the first window sash and the second window sash.

7. The sliding window according to claim 6, characterized in that: A first lifting guide rail and a second lifting guide rail are arranged in parallel in the upper frame, a first hanging rail is arranged in the first lifting guide rail, and a second hanging rail is arranged in the second lifting guide rail; The first hanging rail is connected to the first window sash, and the second hanging rail is connected to the second window sash.

8. The sliding window according to claim 7, characterized in that: A first slide groove is provided on the bottom surface of the first hanging rail, and a first pulley seat adapted to the first slide groove is provided on the top surface of the first window sash; A second slide groove is provided on the bottom surface of the second hanging rail, and a second pulley seat matched with the second slide groove is provided on the top surface of the second window sash.

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