CN218150698U - Compact lifting device for flexible door - Google Patents
Compact lifting device for flexible door Download PDFInfo
- Publication number
- CN218150698U CN218150698U CN202222202091.XU CN202222202091U CN218150698U CN 218150698 U CN218150698 U CN 218150698U CN 202222202091 U CN202222202091 U CN 202222202091U CN 218150698 U CN218150698 U CN 218150698U
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- baffle
- winding drum
- flexible door
- brake motor
- wall
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Abstract
The utility model discloses a flexible door compact hoisting device, it includes: the brake device comprises a base, a winding drum, a brake motor, a reduction gearbox and a steel wire rope, wherein a first baffle and a second baffle are relatively arranged on the base, the winding drum is rotatably arranged between the first baffle and the second baffle, the brake motor is arranged on the inner side surface of the first baffle and extends into the winding drum, the reduction gearbox is arranged at the output end of the brake motor, a rotating shaft which is concentric with the winding drum and points to the second baffle is arranged at the output end of the reduction gearbox, an external spline is arranged on the rotating shaft, an internal spline meshed with the external spline is arranged in the winding drum, and the steel wire rope is spirally wound on the outer wall of the winding drum. Flexible door compact hoisting device, place the reel in brake motor and reducing gear box very much to avoid occuping the space in the reel outside, make the structure compacter, through the cooperation of external splines and internal spline, realize the rotation of reel and wire rope's receipts and unreel.
Description
Technical Field
The utility model relates to a flexible door drive apparatus field especially relates to a flexible door compact hoisting device.
Background
The flexible door has certain flexibility, can fold or receive and release the roll to reduce the occupation of space. The flexible door is usually installed on door openings of places such as garages, plants, warehouses and the like, and can be opened and closed manually or electrically to perform safety protection.
As the door opening of some places is large, a large-sized flexible door needs to be installed, the self weight of the large-sized flexible door is also large, the manual operation is difficult, and an electric elevator is usually required for driving. Utility model patent of application number 201110179560.4 discloses a large-scale flexible door lifting machine, carries out carrying of flexible door through wire rope and draws the drive, but the structure is more complicated, and the lifting machine is bulky, and the installation space who occupies is big, needs to improve.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a flexible door compact hoisting device carries out the drive of flexible door, reduces occuping to installation space.
To achieve the purpose, the utility model adopts the following technical proposal:
a flexible door compact lift device comprising: the brake device comprises a base, a winding drum, a brake motor, a reduction gearbox and a steel wire rope, wherein a first baffle and a second baffle are relatively arranged on the base, the winding drum is rotatably arranged between the first baffle and the second baffle, the brake motor is arranged on the inner side surface of the first baffle and extends into the winding drum, the reduction gearbox is arranged at the output end of the brake motor, a rotating shaft which is concentric with the winding drum and points to the second baffle is arranged at the output end of the reduction gearbox, an external spline is arranged on the rotating shaft, an internal spline meshed with the external spline is arranged in the winding drum, and the steel wire rope is spirally wound on the outer wall of the winding drum.
And the inner sides of the first baffle plate and the second baffle plate are respectively provided with thrust bearings corresponding to the check rings.
The brake motor is an electromagnetic power-off brake motor.
And a spiral groove corresponding to the steel wire rope is arranged on the outer wall of the winding drum.
And a first ball bearing corresponding to the inner wall of the winding drum is arranged on the outer wall of the brake motor.
And a second ball bearing corresponding to the inner wall of the winding drum is arranged on the outer wall of the reduction gearbox.
And a bearing seat corresponding to the tail end of the rotating shaft is arranged on the inner wall of the second baffle.
And a connecting plate is arranged between the tops of the first baffle and the second baffle.
The utility model has the advantages that: the utility model provides a flexible door compact hoisting device, places brake motor and reducing gear box in the reel in very much to avoid occupying the space in the reel outside, make the structure compacter, through the cooperation of external splines with the internal spline, realize the rotation of reel and wire rope's receipts and unreel, in order to carry out the promotion of flexible door, easy and simple to handle.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Detailed Description
The technical solution of the present invention is further explained by the specific embodiment with reference to fig. 1.
The flexible door compact lifting device as shown in fig. 1 comprises: base 1, reel 2, brake motor 16, reducing gear box 5 and wire rope 3, be provided with first baffle 11 and second baffle 12 on the base 1 relatively, in this embodiment, first baffle 11 and second baffle 12 adopt the screw fixation at base 1 both ends, sound construction. In addition, a connecting plate 13 is arranged between the tops of the first baffle plate 11 and the second baffle plate 12, so that the connecting strength is improved.
The winding drum 2 is rotatably arranged between the first baffle plate 11 and the second baffle plate 12, in the embodiment, the two ends of the winding drum 2 are provided with the check rings 7, the check rings 7 are welded and fixed at the two ends of the winding drum 2, and the structure is relatively stable. The inner sides of the first baffle 11 and the second baffle 12 are respectively provided with a thrust bearing 8 corresponding to the retainer ring 7, so that the axis of the winding drum 2 is limited, and axial jogging in the rotating process is avoided.
Set up brake motor 16 in first baffle 11 medial surface and extend to reel 2, in this embodiment, brake motor 16 adopts electromagnetism to lose electric brake motor, loses the automatic brake braking that carries out of electricity, has promoted the security of using. The tail part of the brake motor 16 can be fixed on the inner side surface of the first baffle plate 11 through bolts, and the assembly is convenient.
The reduction gearbox 5 is arranged at the output end of the brake motor 16, and the reduction gearbox 5 is driven by the brake motor 16. In this embodiment, the outer wall of the brake motor 16 is provided with a first ball bearing 6 corresponding to the inner wall of the winding drum 2, and the outer wall of the reduction gearbox 5 is provided with a second ball bearing 15 corresponding to the inner wall of the winding drum 2, so that the stability of the winding drum 2 during rotation is improved.
As shown in fig. 1, the brake motor 16 and the reduction box 5 are disposed in the winding drum 2 to avoid occupying the space outside the winding drum 2, so that the structure is more compact, the occupation and the requirement of the installation space are reduced, and the installation during the construction is more flexible.
In this embodiment, the output end of the reduction gearbox 5 is provided with a rotating shaft 9 which is concentric with the winding drum 2 and points to the second baffle 12, and the inner wall of the second baffle 12 is provided with a bearing seat 10 corresponding to the tail end of the rotating shaft 9, so that the rotating shaft 9 is supported when rotating, and the structural strength is improved.
In order to realize the rotary driving of the winding drum 2, the rotating shaft 9 is provided with an external spline 4, and the winding drum 2 is internally provided with an internal spline 14 meshed with the external spline 4, so that the winding drum 2 is indirectly driven by a brake motor 16. The internal spline 14 and the winding drum 2 can be welded and fixed, the rotation synchronism is good, and the falling problem is avoided.
As shown in fig. 1, the steel wire rope 3 is spirally wound on the outer wall of the winding drum 2, and the winding and unwinding of the steel wire rope 3 are performed by the rotation of the winding drum 2, so that the steel wire rope 3 can lift and drive the flexible door. In this embodiment, the outer wall of the winding drum 2 is provided with a spiral groove corresponding to the steel wire rope 3, which is beneficial to orderly spiral winding of the steel wire rope 3.
The above description is only for the preferred embodiment of the present invention, and for those skilled in the art, there are variations on the detailed description and the application scope according to the idea of the present invention, and the content of the description should not be construed as a limitation to the present invention.
Claims (8)
1. A flexible door compact lift device, comprising: the brake device comprises a base, a winding drum, a brake motor, a reduction gearbox and a steel wire rope, wherein a first baffle and a second baffle are relatively arranged on the base, the winding drum is rotatably arranged between the first baffle and the second baffle, the brake motor is arranged on the inner side surface of the first baffle and extends into the winding drum, the reduction gearbox is arranged at the output end of the brake motor, a rotating shaft which is concentric with the winding drum and points to the second baffle is arranged at the output end of the reduction gearbox, an external spline is arranged on the rotating shaft, an internal spline meshed with the external spline is arranged in the winding drum, and the steel wire rope is spirally wound on the outer wall of the winding drum.
2. The flexible door compact lifting device according to claim 1, wherein the winding drum is provided with retaining rings at both ends, and thrust bearings corresponding to the retaining rings are respectively arranged on the inner sides of the first baffle plate and the second baffle plate.
3. The flexible door compact lifting device of claim 1, wherein the brake motor is an electromagnetic power-off brake motor.
4. The flexible door compact lifting device according to claim 1, wherein a spiral groove corresponding to the wire rope is provided on the outer wall of the drum.
5. The flexible door compact lifting device according to claim 1, wherein the brake motor is provided on an outer wall thereof with a first ball bearing corresponding to an inner wall of the drum.
6. The flexible door compact lift device of claim 1, wherein the reduction gearbox has a second ball bearing on its outer wall that corresponds to the drum inner wall.
7. The flexible door compact lifting device of claim 1, wherein the inner wall of the second baffle is provided with a bearing seat corresponding to the end of the rotating shaft.
8. The flexible door compact lifting device of claim 1, wherein a connecting plate is disposed between the tops of the first and second flaps.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222202091.XU CN218150698U (en) | 2022-08-22 | 2022-08-22 | Compact lifting device for flexible door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222202091.XU CN218150698U (en) | 2022-08-22 | 2022-08-22 | Compact lifting device for flexible door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218150698U true CN218150698U (en) | 2022-12-27 |
Family
ID=84552531
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222202091.XU Active CN218150698U (en) | 2022-08-22 | 2022-08-22 | Compact lifting device for flexible door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218150698U (en) |
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2022
- 2022-08-22 CN CN202222202091.XU patent/CN218150698U/en active Active
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