CN219044809U

CN219044809U - Automatic flag lifting mechanism

Info

Publication number: CN219044809U
Application number: CN202223369614.6U
Authority: CN
Inventors: 吴华聪
Original assignee: Jinlang Science & Technology Co ltd
Current assignee: Jinlang Science & Technology Co ltd
Priority date: 2022-12-12
Filing date: 2022-12-12
Publication date: 2023-05-19
Anticipated expiration: 2032-12-12

Abstract

The utility model belongs to the technical field of flag raising equipment, in particular to an automatic flag raising mechanism; the central shaft of the driving motor is arranged in the bracket in a penetrating way and is connected with one end of the central gear, the other end of the central gear is rotationally connected to the automatic transition gear cover, the central gear is in meshed transmission with the automatic transition gear, shaft parts at two ends of the automatic transition gear are respectively rotationally arranged on the automatic transition gear cover and the bracket, the automatic transition gear is in meshed transmission with the inner gear ring, the inner gear ring is fixedly arranged on the gear fixing disc, the gear fixing disc is connected with a roller which rotates along with the inner gear ring, one end of the roller is sleeved on the bracket, a cavity is arranged at the other end of the roller, the driving motor is arranged in the cavity of the roller, and the outer cylindrical surface of the roller is a winding part of a flag raising rope; the utility model realizes the rope paying-off and winding by driving the gear transmission mechanism by the driving motor to realize the rotation of the roller, thereby realizing the quasi-point flag raising.

Description

Automatic flag lifting mechanism

Technical field:

the utility model belongs to the technical field of flag raising equipment, in particular to an automatic flag raising and lowering mechanism.

The background technology is as follows:

the traditional flag raising device mainly comprises a flag raising rope, pulleys and a flag pole, and the national flag is required to be raised by manually pulling the flag raising rope. When raising the national flag, the flag raising hand raises the flag on the flag rope to the top of the flagpole by pulling the flag rope, and the national song can be matched in the flag raising process generally.

The utility model comprises the following steps:

the utility model aims to provide an automatic flag raising and lowering mechanism capable of realizing quasi-point flag raising.

The utility model is realized in the following way:

the utility model provides an automatic flag lifting mechanism, includes driving motor, support, automatic transition gear lid and by driving motor drive pivoted sun gear, driving motor's center pin wears to establish in the support and is connected with the one end of sun gear, the other end of sun gear rotates to be connected on automatic transition gear lid, sun gear and automatic transition gear meshing transmission, the axial region at automatic transition gear both ends rotates respectively and sets up on automatic transition gear lid and support, automatic transition gear and ring gear meshing transmission, the ring gear sets firmly on the gear fixed disk, be connected with the cylinder of rotating thereupon on the gear fixed disk, the one end suit of cylinder is provided with the cavity on the support, the other end, driving motor sets up in the cavity of cylinder, the cylinder outer cylinder is the winding portion of lifting rope.

In the automatic flag raising and lowering mechanism, the two ends of the tooth guide rod are rotatably arranged on the front plate and the rear plate, the first transmission gear comprises a mounting part and a gear part which are coaxially arranged, the front plate is sleeved outside the mounting part of the first transmission gear, the first transmission gear rotates on the front plate, the rear plate is connected with the front plate through first fixing columns which are circumferentially distributed at intervals, and the rear end of the roller is rotatably connected on the rear plate.

In the automatic flag raising and lowering mechanism, one end of the gear fixing disc is sleeved with a first transmission gear which rotates along with the gear fixing disc, the first transmission gear is fixedly connected with the roller, the first transmission gear is meshed with a second transmission gear for transmission, the second transmission gear is arranged on the tooth guide rod, the tooth guide rod rotates along with the second transmission gear, a tooth guide nut is arranged on the tooth guide rod, the tooth guide nut moves on the tooth guide rod, and the other end of the tooth guide nut is slidably arranged on a first fixing column adjacent to the tooth guide nut.

In the automatic flag raising and lowering mechanism, the thread guiding nut is slidably connected with the first fixing column through the sliding sleeve.

In the automatic flag raising and lowering mechanism, the driving motor is arranged on the motor fixing plate, the support is arranged on the end face of the motor fixing plate, and the motor fixing plate is connected with the rear plate through the second fixing column.

In the automatic flag raising and lowering mechanism, the automatic transition gear can be replaced by a manual transition gear, the corresponding automatic transition gear cover is replaced by a manual transition gear cover, two ends of the manual transition gear are respectively rotatably arranged on the support and the manual transition gear cover, one end of the manual transition gear extending out of the manual transition gear cover is a connecting part with the handle, the manual transition gear is in meshed transmission with the inner gear ring, and the manual transition gear is positioned on one side of the central gear and is not in meshed transmission with the central gear.

In the automatic flag raising and lowering mechanism, the driving motor is a servo motor

Compared with the prior art, the utility model has the outstanding advantages that:

1. according to the utility model, the gear transmission mechanism is driven by the driving motor to realize the rotation of the roller so as to realize rope paying and rope winding, and the quasi-point flag raising is realized;

2. the driving motor is arranged in the cavity of the roller, and the gear transmission mechanism is positioned at one end of the driving motor, so that the driving motor is compact in structure, small in size and convenient to install on the flagpole;

3. the driving motor adopts the servo motor, so that the flags on a plurality of flagpoles can be synchronously lifted, and the synchronism of the lifting of the flags is improved;

4. according to the utility model, the automatic transition gear is replaced by the manual transition gear, the automatic transition gear cover is replaced by the manual transition gear cover, and the hand crank is connected to the manual transition gear, so that the manual flag raising and lowering can be realized, the manual mode and the automatic mode can be switched at any time, and the flag raising and lowering can be conveniently carried out under the condition that the driving motor fails or is powered off.

Description of the drawings:

FIG. 1 is a schematic cross-sectional view of the present utility model in an automatically raised and lowered state;

fig. 2 is a schematic cross-sectional view of the present utility model in a manual elevation state.

In the figure: 1. a driving motor; 2. a bracket; 3. an automatic transition gear cover; 4. a sun gear; 5. fixing the mandrel; 6. an automatic transition gear; 7. an inner gear ring; 8. a gear fixing plate; 9. a roller; 10. a cavity; 11. a first transmission gear; 12. a second transmission gear; 13. a tooth guide rod; 14. a guide screw nut; 15. a front plate; 16. a rear plate; 17. a first fixing column; 18. a sliding sleeve; 19. a motor fixing plate; 20. a second fixing column; 21. a manual transition gear; 22. a manual transition gear cover; 23. a handle connecting part.

The specific embodiment is as follows:

the utility model is further described below with reference to the specific examples, see fig. 1-2:

the utility model relates to an automatic flag raising and lowering mechanism, which comprises a driving motor 1, a bracket 2, an automatic transition gear cover 3 and a central gear 4 driven by the driving motor 1 to rotate, wherein a central shaft of the driving motor 1 is arranged in the bracket 2 in a penetrating way and is connected with one end of the central gear 4, and the central gear 4 can be directly connected with the central shaft of the driving motor 1 or can be connected with the central shaft of the driving motor 1 through a fixed mandrel 5. The other end of the sun gear 4 is rotatably connected to the automatic transition gear cover 3 through a bearing, the sun gear 4 is in meshed transmission with the automatic transition gear 6, shaft parts at two ends of the automatic transition gear 6 are respectively rotatably arranged on the automatic transition gear cover 3 and the support 2 through bearings, the automatic transition gear 6 is in meshed transmission with the inner gear ring 7, and the inner diameter of the inner gear ring 7 is larger than the outer diameter of the automatic transition gear 6. In this embodiment, one end of the automatic transition gear cover 3 and one end of the bracket 2 are both located in the inner gear ring 7. The gear fixing disc 8 is arranged on one side, close to the driving motor 1, of the inner gear ring 7, the inner gear ring 7 is fixedly arranged on the gear fixing disc 8, a roller 9 rotating along with the gear fixing disc 8 is connected with the gear fixing disc 8, one end of the roller 9 is sleeved on the support 2, a cavity 10 is arranged at the other end of the roller 9, the driving motor 1 is arranged in the cavity 10 of the roller 9, and the outer cylindrical surface of the roller 9 is a winding part of a flag lifting rope.

The central shaft of the driving motor 1 rotates to drive the central gear 4 to rotate together with the central gear, the central gear 4 is meshed with the automatic transition gear 6, and the automatic transition gear 6 is meshed with the inner gear ring 7. The rotation of the inner gear ring 7 drives the gear fixing disc 8 and the roller 9 to rotate. Thus, winding of the flag-raising cord around the drum 9 can be achieved. Assuming that the clockwise rotation of the central shaft of the driving motor 1 is winding of the flag raising rope, raising the flag; then, the central shaft of the driving motor 1 rotates anticlockwise, and the flag raising rope is paid out to lower the flag.

That is, the present utility model realizes the rope paying-off and winding by driving the gear transmission mechanism by the driving motor 1 to realize the rotation of the drum 9. And the driving motor 1 is arranged in the cavity 10 of the roller 9, so that the structure is compact.

Further, one end of the gear fixing disc 8 is sleeved with a first transmission gear 11 which rotates along with the gear fixing disc, the first transmission gear 11 is fixedly connected with the roller 9, the first transmission gear 11 is meshed with a second transmission gear 12 for transmission, the second transmission gear 12 is arranged on a tooth guide rod 13, the tooth guide rod 13 rotates along with the second transmission gear 12, a tooth guide nut 14 is arranged on the tooth guide rod 13, the tooth guide nut 14 moves on the tooth guide rod 13, and the tooth guide nut 14 can realize the directions of rope winding and unwinding of a flag rope.

Further, the two ends of the tooth guiding rod 13 are rotatably disposed on the front plate 15 and the rear plate 16, the first transmission gear 11 includes a mounting portion and a gear portion that are coaxially disposed, the front plate 15 is sleeved outside the mounting portion of the first transmission gear 11, the first transmission gear 11 rotates on the front plate 15, the rear plate 16 is connected with the front plate 15 through first fixing columns 17 that are circumferentially spaced apart, and the rear end of the roller 9 is rotatably connected to the rear plate 16 through a bearing.

The other end of the guide nut 14 is slidably arranged on the first fixing post 17 adjacent to the guide nut to ensure the guide nut 14 to stably move.

In order to reduce friction, the guide nut 14 is slidingly connected to the first fixing post 17 by a sliding sleeve 18. An end plate is provided at one end of the sliding sleeve 18, and the end plate of the sliding sleeve 18 is fixedly connected to the lead screw nut 14 by a screw.

For installing the driving motor 1, the driving motor 1 is arranged on a motor fixing plate 19, and one end face of the driving motor 1 is fixedly arranged on the motor fixing plate 19 through screws. The bracket 2 is arranged on the end face of the motor fixing plate 19, and the motor fixing plate 19 is connected with the rear plate 16 through a second fixing column 20.

In the present utility model, the driving motor 1 is preferably a servo motor. Other motors, such as stepper motors, may also be used. However, when the utility model is applied to lifting the flag on a plurality of flagpoles, the flag on the plurality of flagpoles can be lifted simultaneously due to the controllability of the servo motor. The action of the driving motor 1 is controlled by the controller, and the specific parameters depend on the actual use occasion.

When in a power failure state, the utility model can realize manual flag lifting, but part of components need to be replaced. Specifically as follows (as shown in fig. 2):

the automatic transition gear 6 can be replaced by a manual transition gear 21, the corresponding automatic transition gear cover 3 is replaced by a manual transition gear cover 22, two ends of the manual transition gear 21 are respectively rotatably arranged on the support 2 and the manual transition gear cover 22, one end of the manual transition gear 21 extending out of the manual transition gear cover 22 is a connecting part 23 with a handle, the manual transition gear 21 is in meshed transmission with the inner gear ring 7, and the manual transition gear 21 is positioned on one side of the central gear 4 and is not in meshed transmission with the central gear 4.

In the utility model, when the automatic lifting is unavailable, the hand crank is connected to the handle connecting part 23 of the manual transition gear 21 to drive the manual transition gear 21 to rotate, and the manual transition gear 21 and the central gear 4 have no meshing transmission, so the central gear 4 does not rotate. The manual transition gear 21 is meshed with the inner gear ring 7 to drive the first transmission gear 11 and the second transmission gear 12 to drive the roller 9 to roll, so that the flag can be manually raised and lowered.

Therefore, the present utility model solves the problem that the flag cannot be raised or lowered due to the power failure or the malfunction of the driving motor 1.

The above embodiment is only one of the preferred embodiments of the present utility model, and is not intended to limit the scope of the present utility model, therefore: all equivalent changes in shape, structure and principle of the utility model should be covered in the scope of protection of the utility model.

Claims

1. An automatic flag raising and lowering mechanism, which is characterized in that: including driving motor (1), support (2), automatic transition gear lid (3) and by driving motor (1) drive pivoted sun gear (4), the center pin of driving motor (1) wears to establish in support (2) and is connected with the one end of sun gear (4), the other end rotation of sun gear (4) is connected on automatic transition gear lid (3), sun gear (4) and automatic transition gear (6) meshing transmission, the axial region at automatic transition gear (6) both ends rotates respectively and sets up on automatic transition gear lid (3) and support (2), automatic transition gear (6) and ring gear (7) meshing transmission, ring gear (7) set firmly on gear fixed disk (8), be connected with cylinder (9) of thereupon pivoted together on gear fixed disk (8), the one end suit of cylinder (9) is provided with cavity (10) on support (2), driving motor (1) set up in cavity (10) of cylinder (9), cylinder (9) are the winding of taking turns to the flag portion.

2. An automatic flag raising and lowering mechanism according to claim 1, wherein: the both ends rotation setting of leading tooth pole (13) are on front bezel (15) and back plate (16), and first drive gear (11) are including coaxial installation department and the gear portion that sets up, front bezel (15) suit is outside the installation department of first drive gear (11), and first drive gear (11) rotate on front bezel (15), back plate (16) are connected through the first fixed column of circumference interval distribution with front bezel (15), the rear end rotation of cylinder (9) is connected on back plate (16).

3. An automatic flag raising and lowering mechanism according to claim 2, wherein: one end of the gear fixing disc (8) is sleeved with a first transmission gear (11) which rotates along with the gear fixing disc, the first transmission gear (11) is fixedly connected with the roller (9), the first transmission gear (11) is in meshed transmission with a second transmission gear (12), the second transmission gear (12) is arranged on the tooth guide rod (13), the tooth guide rod (13) rotates along with the second transmission gear (12), a tooth guide nut (14) is arranged on the tooth guide rod (13), the tooth guide nut (14) moves on the tooth guide rod (13), and the other end of the tooth guide nut (14) is slidably arranged on a first fixing column (17) adjacent to the tooth guide nut.

4. An automatic flag raising and lowering mechanism according to claim 3, wherein: the guide screw nut (14) is connected with the first fixed column (17) in a sliding way through a sliding sleeve (18).

5. An automatic flag raising and lowering mechanism according to claim 1, wherein: the driving motor (1) is arranged on the motor fixing plate (19), the bracket (2) is arranged on the end face of the motor fixing plate (19), and the motor fixing plate (19) is connected with the rear plate (16) through a second fixing column (20).

6. An automatic flag raising and lowering mechanism according to any one of claims 1 to 5, wherein: the automatic transition gear (6) can be replaced by a manual transition gear (21), the corresponding automatic transition gear cover (3) is replaced by a manual transition gear cover (22), two ends of the manual transition gear (21) are respectively arranged on the support (2) and the manual transition gear cover (22) in a rotating mode, one end, extending out of the manual transition gear cover (22), of the manual transition gear (21) is a connecting portion (23) with a handle, the manual transition gear (21) is in meshed transmission with the inner gear ring (7), and the manual transition gear (21) is located on one side of the central gear (4) and is not in meshed transmission with the central gear (4).

7. An automatic flag raising and lowering mechanism according to claim 1, wherein: the driving motor (1) is a servo motor.