Lifting structure of mosquito net bracket

Abstract

The invention relates to a lifting structure of a mosquito net bracket. The lifting structure comprises a lifting supporting structure, a linkage assembly and a manual driving assembly, each lifting supporting structure comprises a lower supporting frame assembly, a lifting frame, a base, a lifting assembly and a conduction assembly. The lower end of the lifting frame is inserted into the upper end of the lower supporting frame assembly and can move up and down, the lower end of the lower supporting frame assembly is installed on the base, the lifting assembly is located in the lower supporting frame assembly, the output end of the lifting assembly is connected with the lifting frame, the conduction assembly is installed in the base, and one end of the conduction assembly is connected with the input end of the lifting assembly. The linkage assembly is connected with the other end of the conduction assembly; the manual driving assembly is located in the lower supporting frame assembly, the input end of the manual driving assembly is exposed and communicated with the outside, and the output end of the manual driving assembly is connected with the third end of the conduction assembly or the linkage assembly. The lifting mosquito net support has the advantages of being capable of manually or automatically lifting the mosquito net support, compact and simple in structure and convenient to replace when the mosquito net gauze is replaced.

Description

Technical Field

[0001] The invention relates to a lifting structure of a mosquito net support. Background Art

[0002] At present, the lifting function of the existing mosquito net brackets on the market requires two people to use force at the same time to support the weight of the entire mosquito net and the bracket, so as to achieve the lifting of the mosquito net rack to change the mosquito net, which is time-consuming and laborious, and is inconvenient and unsafe to replace. Summary of the invention

[0003] The purpose of the present invention is to overcome the shortcomings of the prior art and provide a lifting structure for a mosquito net bracket, which has a labor-saving lifting structure and a motor-driven lifting structure, so that the user can lift the mosquito net bracket more labor-saving and conveniently when operating alone, and realize the electric and intelligent lifting of the mosquito net bracket. The mosquito net bracket can also be manually lifted and lowered. The structure is compact and simple, and it is convenient to replace the mosquito net yarn.

[0004] In order to achieve the above object, the first technical solution of the present invention is implemented as follows, which is a lifting structure of a mosquito net support, characterized in that it includes: Two lifting support structures; the two lifting support structures are distributed on the left and right, and both lifting support structures include a lower support frame assembly, a lifting frame, a base, a lifting assembly and a conduction assembly; the lower end of the lifting frame is inserted into the upper end of the lower support frame assembly and can move up and down, the lower end of the lower support frame assembly is installed on the base, the lifting assembly is located in the lower support frame assembly, the output end of the lifting assembly is connected to the lifting frame to drive the lifting frame to move up and down, the conduction assembly is installed in the base, and one end of the conduction assembly is connected to the input end of the lifting assembly; A linkage component; the two ends of the linkage component are connected to the other ends of the two conductive components so that the two lifting structures are linked; and Manual drive component; the manual drive component is located in a lower support frame component, the input end of the manual drive component is exposed and communicated with the outside world, and the output end of the manual drive component is connected to the third end of a conductive component or a linkage component so that the manual drive component drives the two lifting frames to rise and fall.

[0005] In the present technical solution, it also includes a manual shaft, the manual drive component includes an upper mounting seat, a first manual gear, a second manual gear and a first shaft, the transmission component includes a transmission shaft, a first transmission gear and a second transmission gear, the upper end of the lower support frame component is mounted on the upper mounting seat, the first manual gear is rotatably mounted in the upper mounting seat, one end of the manual shaft is inserted in the first manual gear, the second manual gear is mounted on the upper end of the first shaft and meshes with the first manual gear, the upper part of the first shaft is rotatably mounted on the upper mounting seat, the lower part of the first shaft is rotatably mounted on the base and the transmission shaft is coaxial with the lower part of the first shaft, the first transmission gear is mounted on the transmission shaft, the second transmission gear is rotatably mounted in the base and the second transmission gear is respectively meshed with the first transmission gear and the input end of the lifting component.

[0006] In the present technical solution, the lifting assembly includes a lead screw, a lifting seat and a lifting gear; the lifting seat is installed at the lower part of the lifting frame, an internal thread is provided in the lifting seat, the upper part of the lead screw is meshed with the internal thread of the lifting seat, the lower end of the lead screw is rotatably installed on the base, and the lifting gear is installed at the lower part of the lead screw and meshed with the second transmission gear.

[0007] In the present technical solution, the linkage assembly includes a linkage shaft, two first linkage gears and a second linkage gear. The two ends of the linkage shaft are rotatably mounted on the corresponding base. The first linkage gears are respectively mounted on the two ends of the linkage shaft. The second linkage gear is mounted on the lower end of the transmission shaft and meshes with the first linkage gear.

[0008] In the present technical solution, the lower support frame assembly includes a first bracket and a second bracket, the first bracket and the second bracket are adjacently distributed on the left and right, the lower ends of the first bracket and the second bracket are both installed on the base, the upper ends of the first bracket and the second bracket are both installed on the upper mounting seat, the lower end of the lifting frame is inserted into the upper end of the second bracket and can move up and down, the manual drive assembly is located in the first bracket, and the lifting assembly is located in the second bracket.

[0009] In order to achieve the above object, the second technical solution of the present invention is implemented as follows, which is a lifting structure of a mosquito net support, characterized in that it includes: Two lifting support structures; the two lifting support structures are distributed on the left and right, and both lifting support structures include a lower support frame assembly, a lifting frame 2, a base 9, a lifting assembly and a conduction assembly; the lower end of the lifting frame 2 is inserted into the upper end of the lower support frame assembly and can move up and down, the lower end of the lower support frame assembly is installed on the base 9, the lifting assembly is located in the lower support frame assembly, the output end of the lifting assembly is connected to the lifting frame 2 to drive the lifting frame 2 to move up and down, the conduction assembly is installed in the base 9, and an output end of the conduction assembly is connected to the input end of the lifting assembly; A linkage component; the two ends of the linkage component are connected to one end of the two conductive components so that the two lifting structures are linked; and The electric drive assembly is mounted on a base 9, and the output end of the electric drive assembly is connected to a linkage assembly or the other end of a conductive assembly so that the electric drive assembly drives the two lifting frames 2 to move up and down.

[0010] In the present technical solution, the electric drive assembly includes a motor, a knob, a protrusion, an elastic member, a motor mounting seat, a movable frame, a first buckle, a second buckle, a motor conduction shaft and an electric gear; the motor mounting seat is mounted on a base, the motor is mounted on the motor mounting seat, the second buckle is mounted on the output shaft of the motor and is located in the motor mounting seat, the movable frame is mounted in the motor mounting seat for left and right movement, the elastic member is located between one side of the movable frame and the motor mounting seat, the protrusion is rotatably mounted in the motor mounting seat and is located between the other side of the movable frame and the motor mounting seat so that the protrusion and the elastic member cooperate to control the movement of the movable frame, the motor conduction shaft is rotatably mounted on the movable frame, the first buckle is mounted on one end of the motor conduction shaft; when the movable frame moves toward the direction of the motor, the first buckle is buckled with the second buckle; when the movable frame moves away from the direction of the motor under the action of the protrusion, the first buckle is disengaged from the second buckle; the electric gear is mounted on the other end of the motor conduction shaft and is connected to the linkage assembly to drive the lifting frame to rise and fall.

[0011] In the present technical solution, the transmission component includes a transmission shaft, a first transmission gear and a second transmission gear, and the linkage component includes a linkage shaft, two first linkage gears, two second linkage gears and two third linkage gears; the transmission shaft is rotatably installed in the base, the first transmission gear is installed on the transmission shaft, the second transmission gear is rotatably installed in the base, and the second transmission gear is respectively meshed with the first transmission gear and the input end of the lifting component, the two ends of the linkage shaft are rotatably installed on the corresponding base, the first linkage gears are respectively installed at the two ends of the linkage shaft, the second linkage gear is installed at the lower end of the transmission shaft and meshed with the first linkage gear, and the third linkage gear is installed on one side of the linkage shaft and meshed with the electric gear.

[0012] In the present technical solution, the lifting assembly includes a lead screw, a lifting seat and a lifting gear; the lifting seat is installed at the lower part of the lifting frame, an internal thread is provided in the lifting seat, the upper part of the lead screw is meshed with the internal thread of the lifting seat, the lower end of the lead screw is rotatably installed on the base, and the lifting gear is installed at the lower part of the lead screw and meshed with the second transmission gear.

[0013] In the present technical solution, the lower support frame assembly includes a first bracket and a second bracket, the first bracket and the second bracket are adjacently distributed on the left and right, the lower ends of the first bracket and the second bracket are both installed on the base, the upper ends of the first bracket and the second bracket are both installed on the upper mounting seat, and the lower end of the lifting frame is inserted into the upper end of the second bracket and can move up and down.

[0014] Compared with the prior art, the advantages of the present invention are: the mosquito net bracket can be raised and lowered manually or automatically, the structure is compact and simple, and the mosquito net yarn can be easily replaced. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the structure of the present invention; Figure 2 is a top view of the present invention; Figure 3 yes Figure 2 AA section view; Figure 4 yes Figure 2 Enlarged view of local C; Figure 5 yes Figure 2 Enlarged view of local D; Figure 6 yes Figure 2 Enlarged view of part E; Figure 7 yes Figure 2 BB cross-sectional view; Figure 8 yes Figure 7 Enlarged view of local F; Fig. 9 is a schematic diagram of the structure of the present invention without the right lower support frame assembly; Fig.10 yes Fig. 9 Enlarged view of local G; Fig.11 yes Fig. 9 Enlarged view of local H. DETAILED DESCRIPTION

[0016] The specific embodiments of the present invention are further described below in conjunction with the accompanying drawings. It should be noted that the description of these embodiments is used to help understand the present invention, but does not constitute a limitation of the present invention. In addition, the technical features involved in the various embodiments of the present invention described below can be combined with each other as long as they do not conflict with each other. Example

[0017] like Figures 1 to 11 As shown, it is a lifting structure of a mosquito net support, comprising: Two lifting support structures; the two lifting support structures are distributed on the left and right, and both lifting support structures include a lower support frame assembly, a lifting frame 2, a base 9, a lifting assembly and a conduction assembly; the lower end of the lifting frame 2 is inserted into the upper end of the lower support frame assembly and can move up and down, the lower end of the lower support frame assembly is installed on the base 9, the lifting assembly is located in the lower support frame assembly, the output end of the lifting assembly is connected to the lifting frame 2 to drive the lifting frame 2 to move up and down, the conduction assembly is installed in the base 9, and one end of the conduction assembly is connected to the input end of the lifting assembly; A linkage component; the two ends of the linkage component are connected to the other ends of the two conductive components so that the two lifting structures are linked; and Manual drive component; the manual drive component is located in a lower support frame component, the input end of the manual drive component is exposed and communicated with the outside world, and the output end of the manual drive component is connected to the third end of a conductive component or a linkage component so that the manual drive component drives the two lifting frames 2 to rise and fall.

[0018] When working, the user drives the conduction component to work through the manual drive component, the linkage component makes the two conduction components work synchronously, the conduction component drives the lifting component to work, thereby driving the lifting frame 2 to move up and down; or the manual drive component drives the linkage component to work, the linkage component drives the two conduction components to work synchronously, and the conduction component drives the lifting component In this embodiment, a manual shaft 4 is also included. The manual drive component includes an upper mounting seat 3, a first manual gear 11, a second manual gear 12 and a first shaft 13. The transmission component includes a transmission shaft 22, a first transmission gear 18 and a second transmission gear 20. The upper end of the lower support frame component is mounted on the upper mounting seat 3. The first manual gear 11 is rotatably mounted in the upper mounting seat 3. One end of the manual shaft 4 is inserted in the first manual gear 11. The second manual gear 12 is mounted on the upper end of the first shaft 13 and meshes with the first manual gear 11. The upper part of the first shaft 13 is rotatably mounted on the upper mounting seat 3. The lower part of the first shaft 13 is rotatably mounted on the base 9 and the transmission shaft 22 is coaxial with the lower part of the first shaft 13. The first transmission gear 18 is mounted on the transmission shaft 22. The second transmission gear 20 is rotatably mounted in the base 9 and the second transmission gear 20 is respectively meshed with the first transmission gear 18 and the input end of the lifting component.

[0019] During operation, the user rotates the manual shaft 4, the manual shaft 4 drives the first manual gear 11 to rotate, the first manual gear 11 drives the second manual gear 12 to rotate, the second manual gear 12 drives the first shaft 13 to rotate, the first shaft 13 drives the transmission shaft 22 to rotate, the transmission shaft 22 drives the first transmission gear 18 to rotate, the first transmission gear 18 drives the second transmission gear 20 to rotate, thereby driving the lifting assembly to work.

[0020] In this embodiment, the lifting assembly includes a lead screw 14, a lifting seat 15 and a lifting gear 21; the lifting seat 15 is installed at the lower part of the lifting frame 2, and an internal thread is provided in the lifting seat 15. The upper part of the lead screw 14 is meshed with the internal thread of the lifting seat 15, and the lower end of the lead screw 14 is rotatably installed on the base 9. The lifting gear 21 is installed at the lower part of the lead screw 14 and meshes with the second transmission gear 20. When working, the second transmission gear 20 rotates to drive the lifting gear 21 to rotate, and the lifting gear 21 drives the lead screw 14 to rotate so that the lifting seat 15 moves up and down.

[0021] In this embodiment, the linkage assembly includes a linkage shaft 10, two first linkage gears 17 and a second linkage gear 19. The two ends of the linkage shaft 10 are rotatably mounted on the corresponding base 9. The first linkage gears 17 are respectively mounted on the two ends of the linkage shaft 10. The second linkage gear 19 is mounted on the lower end of the transmission shaft 22 and meshes with the first linkage gear 17. During operation, a second linkage gear 19 drives a first linkage gear 17 to rotate. The rotation of the first linkage gear 17 drives the linkage shaft 10 to rotate, thereby driving another second linkage gear 19 to rotate. The rotation of another second linkage gear 19 drives the transmission shaft 22 on the other side to rotate.

[0022] In this embodiment, the lower support frame assembly includes a first bracket 5 and a second bracket 6, the first bracket 5 and the second bracket 6 are adjacently distributed on the left and right, the lower ends of the first bracket 5 and the second bracket 6 are both mounted on the base 9, the upper ends of the first bracket 5 and the second bracket 6 are both mounted on the upper mounting seat 3, the lower end of the lifting frame 2 is inserted into the upper end of the second bracket 6 and can move up and down, the manual drive assembly is located in the first bracket 5, and the lifting assembly is located in the second bracket 6. Example

[0023] like Figures 1 to 11 As shown, it is a lifting structure of a mosquito net support, comprising: Two lifting support structures; the two lifting support structures are distributed on the left and right, and both lifting support structures include a lower support frame assembly, a lifting frame 2, a base 9, a lifting assembly and a conduction assembly; the lower end of the lifting frame 2 is inserted into the upper end of the lower support frame assembly and can move up and down, the lower end of the lower support frame assembly is installed on the base 9, the lifting assembly is located in the lower support frame assembly, the output end of the lifting assembly is connected to the lifting frame 2 to drive the lifting frame 2 to move up and down, the conduction assembly is installed in the base 9, and an output end of the conduction assembly is connected to the input end of the lifting assembly; A linkage component; the two ends of the linkage component are connected to one end of the two conductive components so that the two lifting structures are linked; and The electric drive assembly is mounted on a base 9, and the output end of the electric drive assembly is connected to a linkage assembly or the other end of a conductive assembly so that the electric drive assembly drives the two lifting frames 2 to move up and down.

[0024] During operation, the electric drive component drives the linkage component, the linkage component drives the conduction component, the conduction component drives the lifting structure to move up and down; or the electric drive component drives a conduction component, the conduction component drives the linkage component, the linkage component drives another conduction component, so that the two conduction components drive the lifting structure to move up and down.

[0025] In this embodiment, the electric drive assembly includes a motor 8, a knob 23, a protrusion 24, an elastic member 25, a motor mounting seat 26, a movable frame 27, a first buckle 28, a second buckle 29, a motor conduction shaft 30 and an electric gear 31; the motor mounting seat 26 is mounted on a base 9, the motor 8 is mounted on the motor mounting seat 26, the second buckle 29 is mounted on the output shaft of the motor 8 and is located in the motor mounting seat 26, the movable frame 27 is mounted in the motor mounting seat 26 for left and right movement, the elastic member 25 is located between one side of the movable frame 27 and the motor mounting seat 26, the protrusion 24 is rotatably mounted on the motor The motor mounting seat 26 is located between the other side of the moving frame 27 and the motor mounting seat 26 so that the protrusion 24 and the elastic member 25 cooperate to control the movement of the moving frame 27. The motor conduction shaft 30 is rotatably mounted on the moving frame 27. The first buckle 28 is mounted on one end of the motor conduction shaft 30. When the moving frame 27 moves toward the direction of the motor 8, the first buckle 28 is buckled with the second buckle 29. When the moving frame 27 moves away from the direction of the motor 8, the first buckle 28 is disengaged from the second buckle 29. The electric gear 31 is mounted on the other end of the motor conduction shaft 30 and is connected to the linkage assembly to drive the lifting frame 2 to rise and fall. During operation, the user rotates the knob 23 to drive the protrusion 24 to rotate. After the protrusion 24 rotates, it drives the movable frame 27 to move left and right together with the elastic member 25. When the movable frame 27 moves toward the direction of the motor 8, the first fastening member 28 is fastened with the second fastening member 29. When the movable frame 27 moves away from the direction of the motor 8, the first fastening member 28 is disengaged from the second fastening member 29. When the first fastening member 28 is fastened with the second fastening member 29, the motor 8 works to drive the motor conduction shaft 30 to work, and the motor conduction shaft 30 drives the electric gear 31 to work, thereby driving the linkage assembly to drive the lifting frame 2 to rise and fall.

[0026] In this embodiment, the transmission component includes a transmission shaft 22, a first transmission gear 18 and a second transmission gear 20, and the linkage component includes a linkage shaft 10, two first linkage gears 17, two second linkage gears 19 and two third linkage gears 16; the transmission shaft 22 is rotatably installed in the base 9, the first transmission gear 18 is installed on the transmission shaft 22, the second transmission gear 20 is rotatably installed in the base 9, and the second transmission gear 20 is respectively engaged with the first transmission gear 18 and the input end of the lifting component, the two ends of the linkage shaft 10 are rotatably installed on the corresponding base 9, the first linkage gear 17 is respectively installed at the two ends of the linkage shaft 10, the second linkage gear 19 is installed at the lower end of the transmission shaft 22 and is engaged with the first linkage gear 17, and the third linkage gear 16 is installed on one side of the linkage shaft 10 and is engaged with the electric gear 31. During operation, the electric gear 31 drives the third linkage gear 16 to work, the third linkage gear 16 drives the second linkage gear 19 to work, the second linkage gear 19 drives the transmission shaft 22 to work, the transmission shaft 22 drives the first transmission gear 18 to work, the first transmission gear 19 drives the second transmission gear 20 to work, and the second transmission gear 20 drives the lifting assembly to work.

[0027] In this embodiment, the lifting assembly includes a lead screw 14, a lifting seat 15 and a lifting gear 21; the lifting seat 15 is installed at the lower part of the lifting frame 2, and an internal thread is provided in the lifting seat 15. The upper part of the lead screw 14 is meshed with the internal thread of the lifting seat 15, and the lower end of the lead screw 14 is rotatably installed on the base 9. The lifting gear 21 is installed at the lower part of the lead screw 14 and meshes with the second transmission gear 20. When working, the second transmission gear 20 rotates to drive the lifting gear 21 to rotate, and the lifting gear 21 drives the lead screw 14 to rotate so that the lifting seat 15 moves up and down.

[0028] In this embodiment, the lower support frame assembly includes a first bracket 5 and a second bracket 6, the first bracket 5 and the second bracket 6 are adjacently distributed on the left and right, the lower ends of the first bracket 5 and the second bracket 6 are both installed on the base 9, the upper ends of the first bracket 5 and the second bracket 6 are both installed on the upper mounting seat 3, and the lower end of the lifting frame 2 is inserted into the upper end of the second bracket 6 and can move up and down.

[0029] The embodiments of the present invention are described in detail above with reference to the accompanying drawings, but the present invention is not limited to the described embodiments. For those skilled in the art, various changes, modifications, substitutions and deformations of these embodiments without departing from the principles and purposes of the present invention still fall within the scope of protection of the present invention.

Claims

1. A lifting structure for a mosquito net support, characterized in that include: Two lifting support structures; The two lifting support structures are distributed on the left and right, and both lifting support structures include a lower support frame assembly, a lifting frame (2), a base (9), a lifting assembly and a conduction assembly; the lower end of the lifting frame (2) is inserted into the upper end of the lower support frame assembly and can move up and down, the lower end of the lower support frame assembly is installed on the base (9), the lifting assembly is located in the lower support frame assembly, the output end of the lifting assembly is connected to the lifting frame (2) so as to drive the lifting frame (2) to move up and down, the conduction assembly is installed in the base (9), and one end of the conduction assembly is connected to the input end of the lifting assembly; A linkage component; the two ends of the linkage component are connected to the other ends of the two conductive components so that the two lifting structures are linked; and A manual drive component; the manual drive component is located in a lower support frame component, the input end of the manual drive component is exposed and communicated with the outside, and the output end of the manual drive component is connected to the third end of a conduction component or a linkage component so that the manual drive component drives the two lifting frames (2) to rise and fall.

2. The lifting structure of the mosquito net support according to claim 1, characterized in that The invention also comprises a manual rotating shaft (4), the manual drive assembly comprises an upper mounting seat (3), a first manual gear (11), a second manual gear (12) and a first rotating shaft (13), the transmission assembly comprises a transmission rotating shaft (22), a first transmission gear (18) and a second transmission gear (20), the upper end of the lower support frame assembly is mounted on the upper mounting seat (3), the first manual gear (11) is rotatably mounted in the upper mounting seat (3), one end of the manual rotating shaft (4) is inserted into the first manual gear (11), and the second manual gear (12) is mounted on the upper mounting seat (3). The transmission gear (22) is mounted on the upper end of the first rotating shaft (13) and meshes with the first manual gear (11); the upper part of the first rotating shaft (13) is rotatably mounted on the upper mounting seat (3); the lower part of the first rotating shaft (13) is rotatably mounted on the base (9) and the transmission shaft (22) is coaxial with the lower part of the first rotating shaft (13); the first transmission gear (18) is mounted on the transmission shaft (22); the second transmission gear (20) is rotatably mounted in the base (9) and the second transmission gear (20) is respectively meshed with the first transmission gear (18) and the input end of the lifting assembly.

3. The lifting structure of the mosquito net support according to claim 2, characterized in that The lifting assembly comprises a lead screw (14), a lifting seat (15) and a lifting gear (21); the lifting seat (15) is mounted at the bottom of the lifting frame (2); an internal thread is provided in the lifting seat (15); the upper portion of the lead screw (14) is meshed with the internal thread of the lifting seat (15); the lower end portion of the lead screw (14) is rotatably mounted on the base (9); the lifting gear (21) is mounted at the bottom of the lead screw (14) and is meshed with the second transmission gear (20).

4. The lifting structure of the mosquito net support according to claim 2, characterized in that The linkage assembly comprises a linkage shaft (10), two first linkage gears (17) and a second linkage gear (19); the two ends of the linkage shaft (10) are rotatably mounted on a corresponding base (9); the first linkage gears (17) are respectively mounted on the two ends of the linkage shaft (10); and the second linkage gear (19) is mounted on the lower end of the transmission shaft (22) and meshes with the first linkage gear (17).

5. The lifting structure of the mosquito net support according to claim 2, characterized in that The lower support frame assembly comprises a first bracket (5) and a second bracket (6), the first bracket (5) and the second bracket (6) are adjacently arranged on the left and right, the lower ends of the first bracket (5) and the second bracket (6) are both mounted on the base (9), the upper ends of the first bracket (5) and the second bracket (6) are both mounted on the upper mounting seat (3), the lower end of the lifting frame (2) is inserted into the upper end of the second bracket (6) and can move up and down, the manual drive assembly is located in the first bracket (5), and the lifting assembly is located in the second bracket (6).

6. A lifting structure for a mosquito net support, characterized in that include: Two lifting support structures; The two lifting support structures are distributed on the left and right, and both lifting support structures include a lower support frame assembly, a lifting frame (2), a base (9), a lifting assembly and a conduction assembly; the lower end of the lifting frame (2) is inserted into the upper end of the lower support frame assembly and can move up and down, the lower end of the lower support frame assembly is installed on the base (9), the lifting assembly is located in the lower support frame assembly, the output end of the lifting assembly is connected to the lifting frame (2) so as to drive the lifting frame (2) to move up and down, the conduction assembly is installed in the base (9), and an output end of the conduction assembly is connected to the input end of the lifting assembly; A linkage component; the two ends of the linkage component are connected to one end of the two conducting components so that the two lifting structures are linked; as well as An electric drive component; the electric drive component is mounted on a base (9); an output end of the electric drive component is connected to a linkage component or the other end of a conduction component so that the electric drive component drives the two lifting frames (2) to move up and down.

7. The lifting structure of the mosquito net support according to claim 6, characterized in that The electric drive assembly comprises a motor (8), a knob (23), a protrusion (24), an elastic member (25), a motor mounting seat (26), a movable frame (27), a first buckle member (28), a second buckle member (29), a motor transmission shaft (30) and an electric gear (31); the motor mounting seat (26) is mounted on a base (9), the motor (8) is mounted on the motor mounting seat (26), the second buckle member (29) is mounted on the output shaft of the motor (8) and is located in the motor mounting seat (26), the movable frame (27) is mounted in the motor mounting seat (26) so as to be movable left and right, the elastic member (25) is located between one side of the movable frame (27) and the motor mounting seat (26), and the protrusion (24) is rotatably mounted on the motor mounting seat. The motor mounting seat (26) is located between the other side of the moving frame (27) and the motor mounting seat (26), so that the protrusion (24) and the elastic member (25) cooperate to control the movement of the moving frame (27); the motor transmission shaft (30) is rotatably mounted on the moving frame (27); the first buckle member (28) is mounted on one end of the motor transmission shaft (30); when the moving frame (27) moves toward the motor (8), the first buckle member (28) is buckled with the second buckle member (29); when the moving frame (27) moves away from the motor (8), the first buckle member (28) is disengaged from the second buckle member (29); the electric gear (31) is mounted on the other end of the motor transmission shaft (30) and is connected to the linkage assembly to drive the lifting frame (2) to move up and down.

8. The lifting structure of the mosquito net support according to claim 7, characterized in that The transmission component comprises a transmission shaft (22), a first transmission gear (18) and a second transmission gear (20); the linkage component comprises a linkage shaft (10), two first linkage gears (17), two second linkage gears (19) and two third linkage gears (16); the transmission shaft (22) is rotatably mounted in the base (9); the first transmission gear (18) is mounted on the transmission shaft (22); the second transmission gear (20) is rotatably mounted in the base (9); the second transmission gear (20) is respectively meshed with the first transmission gear (18) and the input end of the lifting component; the two ends of the linkage shaft (10) are rotatably mounted on the corresponding base (9); the first linkage gear (17) is respectively mounted on the two ends of the linkage shaft (10); the second linkage gear (19) is mounted on the lower end of the transmission shaft (22) and meshed with the first linkage gear (17); the third linkage gear (16) is mounted on one side of the linkage shaft (10) and meshed with the electric gear (31).

9. The lifting structure of the mosquito net support according to claim 8, characterized in that The lifting assembly comprises a lead screw (14), a lifting seat (15) and a lifting gear (21); the lifting seat (15) is mounted at the bottom of the lifting frame (2); an internal thread is provided in the lifting seat (15); the upper portion of the lead screw (14) is meshed with the internal thread of the lifting seat (15); the lower end portion of the lead screw (14) is rotatably mounted on the base (9); the lifting gear (21) is mounted at the bottom of the lead screw (14) and is meshed with the second transmission gear (20).

10. The lifting structure of the mosquito net support according to claim 7, characterized in that The lower support frame assembly comprises a first support frame (5) and a second support frame (6), wherein the first support frame (5) and the second support frame (6) are adjacently arranged on the left and right, the lower ends of the first support frame (5) and the second support frame (6) are both mounted on a base (9), the upper ends of the first support frame (5) and the second support frame (6) are both mounted on an upper mounting seat (3), and the lower end of the lifting frame (2) is inserted into the upper end of the second support frame (6) and can move up and down.

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