Self-lubricating transmission structure of electric lifting window

Abstract

The utility model discloses a self-lubricating transmission structure of an electric lifting window, which comprises an upper fixing seat, a lower fixing seat, a screw rod and a window sash connecting piece, two ends of the screw rod are respectively and rotatably connected with the upper fixing seat and the lower fixing seat, and the window sash connecting piece is screwed on the screw rod. The screw rod is arranged on the upper fixing base, the screw rod drives the window sash connecting piece to move in the length direction of the screw rod when rotating, a first telescopic protective cover is arranged above the window sash connecting piece, one end of the first telescopic protective cover is connected with the upper fixing base, the other end of the first telescopic protective cover is connected with the window sash connecting piece in a sealed mode, and the first telescopic protective cover is filled with lubricating oil. Lubricating oil can continuously flow into the screw joint linkage position of the window sash connecting piece and the screw rod through the bottom of the first telescopic protective cover, the friction force between the sliding window body and the window frame can be effectively reduced through the lubricating oil, and the transmission efficiency is improved; even if the lifting window is not used for a long time, the situation that the lifting window is difficult to slide is avoided, and the using effect of the lifting window is kept.

Description

Technical Field

[0001] The utility model relates to the technical field of lifting windows, in particular to a self-lubricating transmission structure of an electric lifting window. Background Art

[0002] Most existing lifting windows are composed of a fixed window and a movable window. The fixed window can be installed at the top or bottom of the window frame, while the movable window can be installed on the window frame in a vertically sliding manner. The movable window is generally driven by a motor to open and close the window.

[0003] Publication number CN216617282U disclosed on May 27, 2022 a lifting window with a transmission assist mechanism, including a window frame 1 installed on a wall and a movable window sash 2 that can slide on the window frame, and also including a transmission assist mechanism that can drive the movable window sash 2 to move up and down, the transmission assist mechanism includes a transmission mechanism and an assist mechanism, the transmission mechanism includes a motor 3, a screw rod 4 vertically and rotatably installed in the window frame 1 on both sides of the movable window sash 2, a working output moving mechanism 5 and a synchronizer 6, the motor 3 is installed in the window frame 1 and connected to one end of the screw rod 4 on one side, the motor 3 drives the screw rod 4 on one side to rotate, and a working output moving mechanism 5 is respectively engaged with the screw rods 4 on both sides, and the working output moving mechanism 5 moves along the screw rods 4. The rod 4 makes a linear motion, and the synchronizer 6 is installed in the window frame 1 at the upper end or the lower end of the movable window sash 2, and the synchronizer 6 is connected to the other end of the screw rods 4 on both sides. The synchronizer 6 makes the working output moving mechanism 5 on both sides move in the same direction, and a power-assisting mechanism is connected to the screw rod 4 in the window frame 1 on at least one side. The power-assisting mechanism provides power to the screw rod 4 and drives the screw rod 4 to rotate. The movable window sash 2 is fixed on the working output moving mechanism 5, and the working output moving mechanism 5 drives the movable window sash 2 to move up and down; however, this structure has a disadvantage. After being used for a period of time, some dust and dirt are easily attached to the screw rod, which increases the friction between the moving mechanism and the screw rod, making it difficult for the moving mechanism to move, and the use effect is poor, and subsequent manual lubrication of the screw rod is required.

[0004] Therefore, certain improvements are needed. Utility Model Content

[0005] The purpose of the utility model is to provide a self-lubricating transmission structure of an electric lifting window 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 self-lubricating transmission structure of an electric lifting window, comprising an upper fixed seat, a lower fixed seat, a screw and a window sash connecting piece, the two ends of the screw are rotatably connected to the upper fixed seat and the lower fixed seat respectively, the window sash connecting piece is threadedly connected to the screw, so that when the screw rotates, the window sash connecting piece is driven to move along the length direction of the screw, a first telescopic protective cover is arranged above the window sash connecting piece, one end of the first telescopic protective cover is connected to the upper fixed seat, and the other end is sealedly connected to the window sash connecting piece, and the first telescopic protective cover is filled with lubricating oil.

[0007] In a further solution, a second telescopic protective cover is provided below the window sash connector, one end of the second telescopic protective cover is sealedly connected to the lower fixing seat, and the other end of the second telescopic protective cover is sealedly connected to the window sash connector.

[0008] In a further solution, it further comprises an outer shell, the outer shell is a hollow structure, and the upper fixing seat and the lower fixing seat are respectively fixed at two ends of the inner part of the outer shell.

[0009] In a further solution, a connecting block for connecting to the window sash is provided on the side of the window sash connector, a sliding groove is provided on the side of the shell along the length direction, the sliding groove is slidably matched with the connecting block, and the connecting block extends outside the shell through the sliding groove.

[0010] In a further solution, a stud is provided on one side of the upper fixing seat, one end of the stud is screwed to the upper fixing seat, and the other end extends outside the housing.

[0011] Compared with the prior art, the beneficial effects of the utility model include: the transmission mechanism in the utility model mainly comprises a screw rod and a window sash connector, and after the screw rod is driven by the driving mechanism, the window sash connector makes a linear motion, thereby driving the movable window sash to move up and down, and a first telescopic protective cover is arranged above the window sash connector, and an appropriate amount of lubricating oil is stored in the first telescopic protective cover, and the lubricating oil can continuously flow into the threaded connection between the window sash connector and the screw rod through the bottom of the first telescopic protective cover, and the lubricating oil can effectively reduce the friction between the screw rod and the window sash connector, thereby improving the transmission efficiency; even if the lifting window is not used for a long time, it will not be difficult to slide, thereby maintaining the use effect of the lifting window. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a schematic diagram of the main viewing angle of the present utility model.

[0013] Figure 2 It is a disassembly schematic diagram of the utility model.

[0014] Figure 3 for Figure 2 A partial enlarged view of point A in the middle.

[0015] In the figure: an upper fixing seat 10, a lower fixing seat 20, a screw rod 30, a first bevel gear 301, a window sash connecting piece 40, a connecting block 401, a first telescopic protective cover 50, a second telescopic protective cover 60, a driving shaft 70, a second bevel gear 701, a housing 80, a slide groove 801, and a stud 90. DETAILED DESCRIPTION

[0016] The utility model is further described below in conjunction with the accompanying drawings:

[0017] like Figures 1 to 3 The self-lubricating transmission structure of an electric lifting window shown in the figure comprises an upper fixing seat 10, a lower fixing seat 20, a screw rod 30, a window sash connecting member 40 and a housing 80. Specifically, the housing 80 is a hollow structure. The upper fixing seat 10 and the lower fixing seat 20 are respectively fixed at the two ends inside the housing 80. The two ends of the screw rod 30 are respectively rotatably connected to the upper fixing seat 10 and the lower fixing seat 20. The window sash connecting member 40 is screwed to the screw rod 30, so that when the screw rod 30 rotates, the window sash connecting member 40 is driven to move along the length direction of the screw rod 30.

[0018] Specifically, a connecting block 401 for connecting with the window sash is provided on the side of the window sash connecting member 40, and a sliding groove 801 is provided on the side of the housing 80 along the length direction, and the sliding groove 801 is slidably matched with the connecting block 401, and the connecting block 401 extends to the outside of the housing 80 through the sliding groove 801; to be precise, one side of the movable window sash in the lifting window is connected to the connecting block 401, and the window sash connecting member 40 drives the movable window sash to move up and down during the up and down movement;

[0019] A first telescopic protective cover 50 is arranged above the window sash connector 40, and a second telescopic protective cover 60 is arranged below. To be precise, one end of the first telescopic protective cover 50 is connected to the upper fixing seat 10, and the other end is sealedly connected to the window sash connector 40. One end of the second telescopic protective cover 60 is sealedly connected to the lower fixing seat 20, and the other end is sealedly connected to the window sash connector 40. The first telescopic protective cover 50 and the second telescopic protective cover 60 can prevent dust from entering so as not to affect the smoothness of movement of the window sash connector 40; then an appropriate amount of lubricating oil can be stored in the first telescopic protective cover 50, and the lubricating oil can continuously flow into the screw connection between the window sash connector 40 and the screw rod 30 through the bottom of the first telescopic protective cover 50. The lubricating oil can effectively reduce the friction between the screw rod 30 and the window sash connector 40, so that the movable window sash is smoother during the opening and closing process, and there will be no jamming. Moreover, even if the lifting window is not used for a long time, it will not be difficult to slide, thereby maintaining the use effect of the lifting window.

[0020] In another embodiment, a proper amount of lubricating oil is stored in the second telescopic protective cover 60 , and the window sash connecting member 40 contacts the lubricating oil only when the window sash connecting member 40 moves to the lower end of the screw rod 30 .

[0021] The transmission structure provided by the utility model has a stud 90 disposed on one side of the upper fixing seat 10, one end of the stud 90 is screwed to the upper fixing seat 10, and the other end extends to the outside of the housing 80. During the installation process, it is only necessary to plug the stud 90 into the preset hole of the window frame profile, which is convenient for installation.

[0022] Although the 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 the 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 self-lubricating transmission structure for an electric lifting window, characterized in that: The invention comprises an upper fixing seat (10), a lower fixing seat (20), a screw rod (30) and a window sash connecting member (40), wherein two ends of the screw rod (30) are rotatably connected to the upper fixing seat (10) and the lower fixing seat (20) respectively, and the window sash connecting member (40) is screwed onto the screw rod (30) so that when the screw rod (30) rotates, the window sash connecting member (40) is driven to move along the length direction of the screw rod (30), and a first telescopic protective cover (50) is arranged above the window sash connecting member (40), one end of the first telescopic protective cover (50) is connected to the upper fixing seat (10), and the other end is sealedly connected to the window sash connecting member (40), and the first telescopic protective cover (50) is filled with lubricating oil.

2. The self-lubricating transmission structure of an electric lifting window according to claim 1, characterized in that: A second telescopic protective cover (60) is arranged below the window sash connecting member (40), one end of the second telescopic protective cover (60) is sealedly connected to the lower fixing seat (20), and the other end of the second telescopic protective cover (60) is sealedly connected to the window sash connecting member (40).

3. The self-lubricating transmission structure of an electric lifting window according to claim 1, characterized in that: The invention also comprises a driving mechanism, which comprises at least a driving shaft (70), the end of which is provided with a second bevel gear (701), the end of which passes through the upper fixed seat (10), and the end of which is provided with a first bevel gear (301), the first bevel gear (301) being meshed with the second bevel gear (701).

4. The self-lubricating transmission structure of an electric lifting window according to claim 1, characterized in that: It also comprises an outer shell (80), the outer shell (80) being a hollow structure, and the upper fixing seat (10) and the lower fixing seat (20) being respectively fixedly arranged at two ends inside the outer shell (80).

5. The self-lubricating transmission structure of an electric lifting window according to claim 4, characterized in that: A connecting block (401) for connecting to the window sash is disposed on the side of the window sash connecting member (40), and a sliding groove (801) is provided on the side of the outer shell (80) along the length direction. The sliding groove (801) is slidably matched with the connecting block (401), and the connecting block (401) passes through the sliding groove (801) and extends to the outside of the outer shell (80).

6. The self-lubricating transmission structure of an electric lifting window according to claim 4, characterized in that: A stud (90) is provided on one side of the upper fixing seat (10), one end of the stud (90) is screwed onto the upper fixing seat (10), and the other end extends to the outside of the housing (80).

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