CN212376562U - Shutter blade damping device - Google Patents
Shutter blade damping device Download PDFInfo
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- CN212376562U CN212376562U CN202020759992.7U CN202020759992U CN212376562U CN 212376562 U CN212376562 U CN 212376562U CN 202020759992 U CN202020759992 U CN 202020759992U CN 212376562 U CN212376562 U CN 212376562U
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Abstract
The utility model discloses a shutter blade damping device belongs to shutter technical field. The damping device comprises a damping main body and a damping rotor; a cavity is arranged in the damping main body, the damping rotor is hermetically arranged in the cavity and is in clearance fit with the inner wall of the damping main body, and damping glue is filled in a clearance between the damping rotor and the inner wall of the damping main body; the damping rotor is provided with a through hole penetrating through the damping rotor, the damping main body is provided with a mounting hole for the blade rotating shaft to penetrate through, and the through hole and the mounting hole are concentrically arranged. The utility model discloses a damping device can realize the slow and steady rotation of shutter blade, is convenient for adjust blade angle and operates and feels, and the blade rotates the process silence simultaneously, smoothly, hard little, and the practicality is strong.
Description
Technical Field
The utility model relates to a shutter technical field, concretely relates to shutter blade damping device.
Background
The louver is a window provided with louvers, and is generally used for indoor and outdoor sun shading and ventilation. Traditional shutter is mostly wood system, and the meticulous wood system shutter of preparation has revealed nature, elegance and luxurious, and for more citizenization, more and more shutter develops to plastics or aluminum alloy material gradually, and is more cheap and fine. No matter what type of blind window, the blades need to be turned over to a certain angle in the using process so as to achieve the purpose of light transmission or ventilation. However, most of the existing shutters generally adopt the pin shaft to directly connect the blades, a large sound is generated when the blades are rotated to generate noise, the rotating speed is too high, the rotating angle of the blades is difficult to control, the operation is inconvenient, the hand feeling is poor, and after the shutters are used for a long time, the connecting parts of the blades and the pin shaft are easily abraded, so that the angles of the blades cannot be adjusted. In order to reduce the rotating speed of the blades, some shutters are provided with dampers, but the existing dampers suitable for the shutters are prone to damping failure, short service life, oil leakage and the like in the using process.
Therefore, it is necessary to develop a new damper to reduce the rotation speed of the blades, thereby extending the lifespan of the blind.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model aims to provide a shutter blade damping device, this damping device can realize the slow and steady rotation of blade, is convenient for adjust blade angle and operates and feels good, and the blade rotates the process silence simultaneously, smoothly, hard little, and the practicality is strong.
In order to solve the above problem, the utility model discloses the technical scheme who adopts as follows:
a shutter blade damping device includes a damping body and a damping rotor; a cavity is arranged in the damping main body, the damping rotor is hermetically arranged in the cavity and is in clearance fit with the inner wall of the damping main body, and damping glue is filled in a clearance between the damping rotor and the inner wall of the damping main body; the damping rotor is provided with a through hole penetrating through the damping rotor, the damping main body is provided with a mounting hole for the blade rotating shaft to penetrate through, and the through hole and the mounting hole are concentrically arranged.
As a preferred embodiment of the present invention, the damping rotor includes a rotor base and an insertion portion integrally connected to each other, the insertion portion has a cylindrical structure, and the through hole is disposed on the rotor base and communicates with the insertion portion; the damping main body comprises an inner cylinder and an outer cylinder which are arranged concentrically, the inner cylinder is provided with a mounting hole for a blade rotating shaft to pass through, a bottom plate is connected between one end of the inner cylinder and the outer cylinder, and the cavity is formed among the outer cylinder, the inner cylinder and the bottom plate; the inserting part is inserted into the cavity, and damping glue is filled in a gap between the inserting part and the damping main body.
Preferably, the through hole comprises a small-diameter hole section for the blade rotating shaft to pass through and a large-diameter hole section for clearance fit with the inner cylinder; a first sealing ring is arranged between the inner cylinder and the large-diameter hole section.
Preferably, a second sealing ring is arranged between the rotor base and the inner wall of the outer barrel.
Preferably, the outer wall of the insertion part is provided with at least two recessed accommodating grooves, and at least one accommodating groove is provided with a glue overflow hole.
Preferably, one end of the rotor base, which is far away from the insertion part, is provided with a connecting insertion sheet for connecting the blades.
Preferably, the damping body is provided with a limiting piece for preventing the damping body from rotating.
As another preferred embodiment of the present invention, the damping body comprises a body base and a sealing cover, the body base has the cavity, the sealing cover is disposed above the cavity and is connected to the body base in a sealing manner, and the sealing cover has the mounting hole; the damping rotor is arranged in the cavity and is in sealing connection with the sealing cover through a third sealing ring.
Preferably, the damping rotor is provided at the outer circumference thereof with a plurality of trapezoidal grooves.
Preferably, the through hole is a spline hole.
Compared with the prior art, the beneficial effects of the utility model reside in that:
shutter blade damping device can increase the resistance between blade and the rotation axis to have two-way damping effect, can realize the slow and steady rotation of blade, be convenient for adjust the blade the angle, can open or close the shutter blade at any angle, convenient to use and operation are felt well, the blade rotates the process silence simultaneously, smooth and easy, hard little, the practicality is strong, the leakproofness is good, can not the oil leak.
Drawings
Fig. 1 is an exploded view of a damping device according to embodiment 1 of the present invention;
fig. 2 is a cross-sectional view of a damping device according to embodiment 1 of the present invention;
fig. 3 is an exploded view of a damping device according to embodiment 2 of the present invention;
the reference numbers illustrate: 1. a damping body; 11. a cavity; 12. mounting holes; 13. an inner barrel; 14. an outer cylinder; 15. a base plate; 16. a limiting sheet; 17. a main body base; 18. a sealing cover; 2. a damping rotor; 21. a through hole; 22. a rotor base; 23. a plug-in part; 24. a containing groove; 25. glue overflow holes; 26. connecting the inserting pieces; 27. a trapezoidal groove; 3. a first seal ring; 4. a second seal ring; 5. and a third sealing ring.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Example 1: damping device suitable for shutter wood system blade
As shown in fig. 1 and 2, the louver damper device according to the present embodiment includes a damper body 1 and a damper rotor 2 coupled to the damper body 1. Specifically, a cavity 11 is arranged in the damping main body 1, the damping rotor 2 is hermetically installed in the cavity 11 and is in clearance fit with the inner wall of the damping main body 1, and damping glue is filled in a clearance between the damping rotor 2 and the inner wall of the damping main body 1 and is used for increasing the rotating friction force of the blade. The damping rotor 2 is provided with a through hole 21 penetrating the damping rotor 2, the damping main body 1 is provided with a mounting hole 12 for the blade rotating shaft to pass through, the through hole 21 and the mounting hole 12 are concentrically arranged to form a through hole for mounting the shutter blade rotating shaft, when in actual use, the blade rotating shaft or the blade connecting piece is mounted in the through hole 21 of the damping rotor 2, the friction force of the rotation of the blade is increased through the damping device, and therefore the effect of reducing the rotating speed of the blade is achieved.
Specifically, the damping rotor 2 includes a rotor base 22 and an insertion portion 23 integrally connected, the insertion portion 23 is a cylindrical structure, the through hole 21 is disposed on the rotor base 22 and penetrates through the rotor base 22, and the through hole 21 is communicated with the insertion portion 23. The damping main body 1 comprises an inner cylinder 13 and an outer cylinder 14 which are concentrically arranged, the inner cylinder 13 is provided with a mounting hole 12 for a blade rotating shaft or a blade connecting piece to pass through, a bottom plate 15 is connected between one end of the inner cylinder 13 and the outer cylinder 14, and a cavity 11 is formed among the outer cylinder 14, the inner cylinder 13 and the bottom plate 15; the inserting part 23 of the damping rotor 2 is inserted into the cavity 11, and a gap between the inserting part 23 and the damping main body 1 is filled with damping glue. In order to improve damping device's leakproofness, avoid the oil leak, perforating hole 21 is including being used for supplying the minor diameter hole section that the blade rotation axis passed and being used for with inner tube 13 clearance fit's major diameter hole section, has the ladder between major diameter hole section and the minor diameter hole section, is provided with first sealing washer 3 between inner tube 13 and the major diameter hole section, avoids the damping to glue to spill from damping rotor 2. Further, a second sealing ring 4 is arranged between the rotor base 22 and the inner wall of the outer cylinder 14, so that the sealing performance of the damping device is greatly improved.
In order to further increase the friction force between the damping rotor 2 and the damping body 1, at least two recessed accommodating grooves 24 are formed in the outer wall of the insertion part 23, so that the gap formed between the insertion part 23 and the outer cylinder 14 is increased, the volume of the damping glue is increased, and the friction force is effectively increased. Preferably, at least one accommodating groove 24 is provided with a glue overflow hole 25, and the glue overflow hole 25 can communicate the gap between the inner cylinder 13 and the insertion part 23 with the gap between the outer cylinder 14 and the insertion part 23, thereby effectively increasing the rotation resistance of the damping device. The end of the rotor base 22 away from the insertion part 23 is provided with a connecting insertion sheet 26 for connecting the blade, and the connecting insertion sheet 26 is inserted on the end surface of the blade in use. The damping main body 1 is provided with the limiting piece 16 for preventing the damping main body 1 from rotating, the damping main body 1 is installed in a window frame during installation, relative displacement is easy to occur between the damping main body 1 and the window frame due to the fact that the damping main body 1 is of a cylindrical structure, and the limiting piece 16 can effectively limit the damping main body 1.
Therefore, the utility model discloses a damping device can increase the resistance between blade and the rotation axis to have two-way damping effect, can realize the slow and steady rotation of blade, be convenient for adjust the blade the angle, can open or close the shutter blade at any angle, convenient to use and operation are felt well, and the blade rotates the process silence simultaneously, smoothly, hard little, and the practicality is strong, and the leakproofness is good, can not the oil leak.
Example 2: damping device suitable for shutter aluminium system blade and mould system blade
As shown in fig. 3, the louver blade damping device according to the present embodiment includes a damping body 1 and a damping rotor 2 coupled to the damping body 1. Specifically, a cavity 11 is arranged in the damping main body 1, and the damping rotor 2 is hermetically arranged in the cavity 11 and is in clearance fit with the inner wall of the damping main body 1, so that damping glue can be conveniently filled; and a gap between the damping rotor 2 and the inner wall of the damping main body 1 is filled with damping glue for increasing the rotating friction force of the blade. The damping rotor 2 is provided with a through hole 21 penetrating the damping rotor 2, the damping main body 1 is provided with a mounting hole 12 for the blade rotating shaft to pass through, the through hole 21 and the mounting hole 12 are concentrically arranged to form a through hole for mounting the shutter blade rotating shaft, when in actual use, the blade rotating shaft or the blade connecting piece is mounted in the through hole 21 of the damping rotor 2, the friction force of the rotation of the blade is increased through the damping device, and therefore the effect of reducing the rotating speed of the blade is achieved.
Specifically, the damping body 1 comprises a body base 17 and a sealing cover 18, wherein the body base 17 is provided with a cavity 11, the sealing cover 18 is arranged above the cavity 11 and is connected with the body base 17 in a sealing way, and the sealing cover 18 is provided with a mounting hole 12; the damping rotor 2 is arranged in the cavity 11 and is connected with the sealing cover 18 in a sealing mode through a third sealing ring 5. When the damper is installed, the end part of the rotating shaft of the window frame blade is installed in the through hole 21 of the damping rotor 2 and passes through the installation hole 12 of the sealing cover 18 to be connected with the shutter blade, and when the shutter blade is rotated, the rotation of the rotating shaft of the shutter blade is blocked by the damper, so that the rotating speed of the shutter blade is reduced. Further, be provided with a plurality of dovetail groove 27 on the outer peripheral face of damping rotor 2, damping is glued and is filled in the clearance between dovetail groove 27 and damping rotor 2 and damping main part 1, greatly increased the damping and glued effect and damping rotor 2's area to realize the increase of damping force, the damping effect is better. Preferably, the through hole 21 is a spline hole, which effectively improves the connection strength of the damping device and the blade rotating shaft.
The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention cannot be limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are all within the protection scope of the present invention.
Claims (10)
1. A shutter blade damping device, characterized in that: comprises a damping main body and a damping rotor; a cavity is arranged in the damping main body, the damping rotor is hermetically arranged in the cavity and is in clearance fit with the inner wall of the damping main body, and damping glue is filled in a clearance between the damping rotor and the inner wall of the damping main body; the damping rotor is provided with a through hole penetrating through the damping rotor, the damping main body is provided with a mounting hole for the blade rotating shaft to penetrate through, and the through hole and the mounting hole are concentrically arranged.
2. The shutter blade damping device of claim 1, wherein: the damping rotor comprises a rotor base and an inserting part which are integrally connected, the inserting part is of a cylindrical structure, and the through hole is formed in the rotor base and is communicated with the inserting part; the damping main body comprises an inner cylinder and an outer cylinder which are arranged concentrically, the inner cylinder is provided with a mounting hole for a blade rotating shaft to pass through, a bottom plate is connected between one end of the inner cylinder and the outer cylinder, and the cavity is formed among the outer cylinder, the inner cylinder and the bottom plate; the inserting part is inserted into the cavity, and damping glue is filled in a gap between the inserting part and the damping main body.
3. The shutter blade damping device of claim 2, wherein: the through hole comprises a small-diameter hole section for the blade rotating shaft to pass through and a large-diameter hole section for clearance fit with the inner cylinder; a first sealing ring is arranged between the inner cylinder and the large-diameter hole section.
4. The shutter blade damping device of claim 2, wherein: and a second sealing ring is arranged between the rotor base and the inner wall of the outer barrel.
5. The shutter blade damping device of claim 2, wherein: the outer wall of the insertion part is provided with at least two sunken accommodating grooves, and at least one accommodating groove is provided with a glue overflowing hole.
6. The shutter blade damping device of claim 2, wherein: and one end of the rotor base, which is far away from the insertion part, is provided with a connecting insertion piece for connecting the blades.
7. The shutter blade damping device of claim 2, wherein: the damping main body is provided with a limiting piece for preventing the damping main body from rotating.
8. The shutter blade damping device of claim 1, wherein: the damping main body comprises a main body base and a sealing cover, the main body base is provided with the cavity, the sealing cover is arranged above the cavity and is in sealing connection with the main body base, and the sealing cover is provided with the mounting hole; the damping rotor is arranged in the cavity and is in sealing connection with the sealing cover through a third sealing ring.
9. The shutter blade damping device of claim 8, wherein: the periphery of damping rotor is provided with a plurality of dovetail groove.
10. The shutter blade damping device as claimed in claim 8 or 9, wherein: the through hole is a spline hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020759992.7U CN212376562U (en) | 2020-05-09 | 2020-05-09 | Shutter blade damping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020759992.7U CN212376562U (en) | 2020-05-09 | 2020-05-09 | Shutter blade damping device |
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| Publication Number | Publication Date |
|---|---|
| CN212376562U true CN212376562U (en) | 2021-01-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020759992.7U Active CN212376562U (en) | 2020-05-09 | 2020-05-09 | Shutter blade damping device |
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| CN (1) | CN212376562U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114458628A (en) * | 2022-04-12 | 2022-05-10 | 广东威灵电机制造有限公司 | Fan and electrical equipment |
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2020
- 2020-05-09 CN CN202020759992.7U patent/CN212376562U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114458628A (en) * | 2022-04-12 | 2022-05-10 | 广东威灵电机制造有限公司 | Fan and electrical equipment |
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