CN216921982U - Torsion supply type roller shutter with damping mechanism - Google Patents
Torsion supply type roller shutter with damping mechanism Download PDFInfo
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- CN216921982U CN216921982U CN202220352489.9U CN202220352489U CN216921982U CN 216921982 U CN216921982 U CN 216921982U CN 202220352489 U CN202220352489 U CN 202220352489U CN 216921982 U CN216921982 U CN 216921982U
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- torsional spring
- damping
- sleeve
- cover
- torsion spring
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Abstract
The utility model discloses a torsion supply type roller shutter with a damping mechanism, which comprises a rotating shaft sleeve, wherein a left torsion spring sleeve and a right torsion spring sleeve are arranged in the rotating shaft sleeve, the left torsion spring sleeve and the right torsion spring sleeve are respectively connected with two ends of a torsion spring, a round shaft is arranged on the right side of the right torsion spring sleeve, one end of the round shaft penetrates through the rotating shaft sleeve, the rotating shaft sleeve is connected with one end of the rotating shaft sleeve, the other end of the rotating shaft sleeve is connected with a torsion spring sleeve mounting seat, the torsion spring sleeve mounting seat is sleeved on a mounting shaft, a damping torsion spring sleeve is arranged on the right side of the torsion spring sleeve mounting seat, a damping torsion spring is arranged in the damping torsion spring sleeve, and the damping torsion spring is sleeved on the mounting shaft. This device damping torsional spring cooperation damping torsional spring cover can realize the damping effect through the minimum collapsible space of installation axle restriction torsional spring at the curtain cloth in-process that moves back for the damping torsional spring slows down the speed that moves back to last time, thereby avoids curtain cloth to move back the resonance that the speed leads to the torsional spring and send the abnormal sound too fast.
Description
Technical Field
The utility model relates to the technical field of roller shutters, in particular to a torsion supply type roller shutter with a damping mechanism.
Background
The roller shutter is one of window decoration products, has the characteristics of attractive appearance, simplicity, cleanness, clearness, conciseness and the like, mainly comprises various electric roller shutters, bead pulling roller shutters, spring roller shutters and the like, is widely applied to places such as business office buildings, hotels, restaurants, offices and homes (used as screen curtains), and is particularly suitable for office scenes of large-area glass curtain walls. When the rolling curtain fabric is put down, indoor light can be soft, the trouble of direct sunlight is avoided, a good sun-shading effect is achieved, and when the rolling curtain is lifted, the size of the rolling curtain is very small, so that the rolling curtain is not easy to perceive.
The spring rolling curtain is named by a built-in spring device (torsion spring) in the tube, and is also called as a semi-automatic rolling curtain. However, many spring roller blinds can not achieve the effect of slowing down the recovery speed of the curtain cloth, so that a sliding block at the bottom of the curtain cloth impacts a rotating shaft sleeve and a coil spring generates resonance abnormal sound after the impact.
SUMMERY OF THE UTILITY MODEL
The present invention is directed to a torsion feed type roller blind with a damping mechanism to solve the problems mentioned in the background art. In order to achieve the purpose, the utility model provides the following technical scheme: a torsion supply type roller shutter with a damping mechanism comprises a rotary shaft sleeve, a left torsion spring sleeve is arranged in the rotary shaft sleeve, the right side of the left torsion spring sleeve is provided with a right torsion spring sleeve which is fixedly connected with the inner side of the rotating shaft sleeve, the left torsion spring sleeve and the right torsion spring sleeve are respectively connected with two ends of the torsion spring, the right side of the right torsion spring sleeve is provided with a round shaft, one end of the round shaft penetrates through the rotating shaft sleeve, the rotating shaft sleeve is connected with one end of the rotating shaft sleeve, the other end of the rotating shaft sleeve is connected with the torsional spring sleeve mounting seat, the torsion spring sleeve mounting seat is sleeved on the mounting shaft, the right side of the torsion spring sleeve mounting seat is provided with a damping torsion spring sleeve, the damping torsional spring is arranged in the damping torsional spring sleeve, the damping torsional spring is sleeved on the mounting shaft, the damping torsional spring sleeve is fixedly connected to the inner side of the rotating shaft sleeve, the damping torsion spring sleeve is located on the left side of the left torsion spring sleeve, and the left torsion spring sleeve is fixedly mounted on the mounting shaft.
Preferably, be equipped with spacing spring between right side torsional spring cover and the pivot cover, the left end of pivot cover is equipped with spring mounting groove, spacing spring's one end is installed on spring mounting groove.
Preferably, be equipped with damping torsional spring gasket between damping torsional spring cover and the left torsional spring cover, damping torsional spring gasket is ring structure, damping torsional spring gasket overlaps in the installation epaxial, the external diameter of damping torsional spring is greater than the internal diameter of damping torsional spring gasket.
Preferably, the both ends of pivot sheathed tube are opened there is the spacing groove, all be equipped with the stopper on torsional spring cover mount pad and the pivot cover, the stopper is installed in the spacing inslot.
Preferably, the damping torsion spring sleeve is internally connected with the annular limiting block, and the damping torsion spring is positioned inside the annular limiting block.
Preferably, the tip of left torsion spring cover and right torsion spring cover all is equipped with the torsional spring mounting groove, the both ends of torsional spring are installed on the torsional spring mounting groove.
The utility model has the technical effects and advantages that: this device damping torsional spring cooperation damping torsional spring cover can realize the damping effect through the minimum collapsible space of installation axle restriction torsional spring at the curtain cloth in-process that moves back for the damping torsional spring slows down the speed that moves back to last time, thereby avoids curtain cloth to move back the resonance that the speed leads to the torsional spring and send the abnormal sound too fast.
Drawings
FIG. 1 is an exploded view of the present invention;
FIG. 2 is an assembled view of the present invention;
FIG. 3 is a cross-sectional view taken along A-A of FIG. 2;
fig. 4 is an enlarged view at B in fig. 3.
In the figure: 1-rotating shaft sleeve, 2-left torsion spring sleeve, 3-right torsion spring sleeve, 4-torsion spring, 5-round shaft, 6-rotating shaft sleeve, 7-torsion spring sleeve mounting seat, 8-mounting shaft, 9-damping torsion spring sleeve, 10-damping torsion spring, 11-limiting spring, 12-spring mounting groove, 13-damping torsion spring gasket, 14-limiting groove, 15-limiting block, 16-annular limiting block and 17-torsion spring mounting groove.
Detailed Description
In the description of the present invention, it should be noted that unless otherwise specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, integrally connected, mechanically connected, or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements.
Example 1
As shown in fig. 1-3, the torsion supplying roller blind with the damping mechanism comprises a rotating shaft sleeve 1, wherein a left torsion spring sleeve 2 is installed inside the rotating shaft sleeve 1, a right torsion spring sleeve 3 is arranged on the right side of the left torsion spring sleeve 2, the right torsion spring sleeve 3 is fixedly connected to the inner side of the rotating shaft sleeve 1, the left torsion spring sleeve 2 and the right torsion spring sleeve 3 are respectively connected with two ends of a torsion spring 4, a round shaft 5 is arranged on the right side of the right torsion spring sleeve 3, one end of the round shaft 5 penetrates through a rotating shaft sleeve 6, the rotating shaft sleeve 6 is connected with one end of the rotating shaft sleeve 1, the other end of the rotating shaft sleeve 1 is connected with a torsion spring sleeve mounting seat 7, the torsion spring sleeve mounting seat 7 is sleeved on a mounting shaft 8, a damping torsion spring sleeve 9 is arranged on the right side of the torsion spring sleeve mounting seat 7, a damping torsion spring 10 is installed inside the damping torsion spring sleeve 9, the damping torsion spring 10 is sleeved on the mounting shaft 8, the damping torsion spring sleeve 9 is fixedly connected to the inner side of the rotating shaft sleeve 1, damping torsion spring cover 9 is located the left side of left torsion spring cover 2, left torsion spring cover 2 fixed mounting is on installation axle 8.
Example 2
As shown in fig. 1-4, the torsion supplying roller shutter with the damping mechanism comprises a rotating shaft sleeve 1, wherein a left torsion spring sleeve 2 is installed inside the rotating shaft sleeve 1, a right torsion spring sleeve 3 is arranged on the right side of the left torsion spring sleeve 2, the right torsion spring sleeve 3 is fixedly connected to the inner side of the rotating shaft sleeve 1, the left torsion spring sleeve 2 and the right torsion spring sleeve 3 are respectively connected with two ends of a torsion spring 4, a round shaft 5 is arranged on the right side of the right torsion spring sleeve 3, one end of the round shaft 5 penetrates through a rotating shaft sleeve 6, the rotating shaft sleeve 6 is connected with one end of the rotating shaft sleeve 1, the other end of the rotating shaft sleeve 1 is connected with a torsion spring sleeve mounting seat 7, the torsion spring sleeve mounting seat 7 is sleeved on a mounting shaft 8, a damping torsion spring sleeve 9 is arranged on the right side of the torsion spring sleeve mounting seat 7, a damping torsion spring 10 is installed inside the damping torsion spring sleeve 9, the damping torsion spring 10 is sleeved on the mounting shaft 8, the damping torsion spring sleeve 9 is fixedly connected to the inner side of the rotating shaft sleeve 1, the damping torsion spring sleeve 9 is positioned on the left side of the left torsion spring sleeve 2, and the left torsion spring sleeve 2 is fixedly arranged on the mounting shaft 8;
a limiting spring 11 is arranged between the right torsion spring sleeve 3 and the rotating shaft sleeve 6, a spring mounting groove 12 is arranged at the left end of the rotating shaft sleeve 6, one end of the limiting spring 11 is mounted on the spring mounting groove 12, and the limiting spring 11 can prevent the right torsion spring sleeve 3 from moving rightwards, so that the right torsion spring sleeve 3 can be conveniently positioned and mounted;
a damping torsion spring gasket 13 is arranged between the damping torsion spring sleeve 9 and the left torsion spring sleeve 2, the damping torsion spring gasket 13 is of an annular structure, the damping torsion spring gasket 13 is sleeved on the mounting shaft 8, and the outer diameter of the damping torsion spring 10 is larger than the inner diameter of the damping torsion spring gasket 13;
limiting grooves 14 are formed in two ends of the rotating shaft sleeve 1, limiting blocks 15 are arranged on the torsion spring sleeve mounting seat 7 and the rotating shaft sleeve 6 respectively, and the limiting blocks 15 are mounted in the limiting grooves 14, so that the rotating shaft sleeve 1, the torsion spring sleeve mounting seat 7 and the rotating shaft sleeve 6 can be prevented from rotating mutually, and positioning and mounting are facilitated;
the damping torsion spring sleeve 9 is internally connected with an annular limiting block 16, and the damping torsion spring 10 is positioned inside the annular limiting block 16;
the tip of left torsion spring cover 2 and right torsion spring cover 3 all is equipped with torsional spring mounting groove 17, the both ends of torsional spring 4 are installed on torsional spring mounting groove 17.
The process flow and the working principle of the utility model are as follows: when the device is installed, a certain preset torsion force is provided for a damping torsion spring 10, one end of a cord fabric is fixedly installed on a rotating shaft sleeve 1, the cord fabric is wound on the rotating shaft sleeve 1, a round shaft 5 and an installation shaft 8 are fixedly installed on an external installation seat, when the cord fabric needs to be used, a connection block at the lower end of the cord fabric is pulled, the cord fabric drives the rotating shaft sleeve 1 to rotate, a right torsion spring sleeve 3 rotates along with the rotating shaft sleeve 1, and a torsion spring 4 between a left torsion spring sleeve 2 and a right torsion spring sleeve 3 is subjected to torsional deformation; meanwhile, the damping torsion spring sleeve 9 and the mounting shaft 8 rotate mutually to reduce the torsional deformation of the damping torsion spring 10, so that the preset torsion is gradually reduced, and the curtain cloth is gradually pulled downwards until the lower end connecting block reaches a specified position for fixing; when the curtain cloth is packed up to needs, loosen curtain cloth lower extreme connecting block, torsional spring 4 drives pivot sleeve pipe 1 under the effect of restoring force and takes place to rotate, pivot sleeve pipe 1 drives damping torsional spring cover 9 and installation axle 8 and rotates each other, thereby annular stopper 16 makes damping torsional spring 10 take place to twist deformation, the space between damping torsional spring cover 9 and the installation axle 8 is limited, damping torsional spring 10 twists deformation volume and receives the hindrance when curtain cloth backrush to last section, thereby slow down the slew velocity of damping torsional spring cover 9, thereby slow down pivot sleeve pipe 1's slew velocity, avoid the connecting block striking pivot sleeve pipe 1 to take place the abnormal sound, also avoided torsional spring 4 to take place the resonance to produce the abnormal sound simultaneously.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.
Claims (6)
1. The utility model provides a torsion supplies with formula of rolling up curtain with damping machanism, includes the pivot sleeve pipe, its characterized in that: the utility model discloses a damping torsional spring cover, including pivot cover, torsional spring cover mounting seat, damping torsional spring cover internally mounted has left torsional spring cover, the right side of left torsional spring cover is equipped with right torsional spring cover, right torsional spring cover fixed connection is inboard in the pivot cover, torsional spring both ends are connected respectively to left side torsional spring cover and right torsional spring cover, the right side of right side torsional spring cover is equipped with the circle axle, the pivot cover is passed to the one end of circle axle, pivot cover connection pivot cover one end, torsional spring cover mount pad is connected to the sheathed tube other end of pivot, torsional spring cover mount pad overlaps in installation epaxial, torsional spring cover right side is equipped with the damping torsional spring cover, damping torsional spring cover internally mounted has the damping torsional spring, the damping torsional spring cover is in installation epaxial, damping torsional spring cover fixed connection is inboard in the pivot cover, the damping torsional spring cover is located the left side of left torsional spring cover, left side torsional spring cover fixed mounting is on installation epaxial.
2. A torsion feed roller shutter with damping mechanism according to claim 1, characterized in that: be equipped with spacing spring between right side torsional spring cover and the pivot cover, the left end of pivot cover is equipped with spring mounting groove, spacing spring's one end is installed on spring mounting groove.
3. A torsion feed roller shutter with damping mechanism according to claim 1, characterized in that: the damping torsional spring is characterized in that a damping torsional spring gasket is arranged between the damping torsional spring sleeve and the left torsional spring sleeve, the damping torsional spring gasket is of an annular structure and is sleeved on the mounting shaft, and the outer diameter of the damping torsional spring is larger than the inner diameter of the damping torsional spring gasket.
4. A torsion feed roller shutter with damping mechanism according to claim 1, characterized in that: limiting grooves are formed in two ends of the rotating shaft sleeve, limiting blocks are arranged on the torsion spring sleeve mounting seat and the rotating shaft sleeve respectively, and the limiting blocks are mounted in the limiting grooves.
5. A torsion feed roller shutter with damping mechanism according to claim 1, characterized in that: the damping torsional spring sleeve is internally connected with the annular limiting block, and the damping torsional spring is positioned inside the annular limiting block.
6. A torsion feed roller shutter with damping mechanism according to claim 1, characterized in that: the tip of left side torsional spring cover and right torsional spring cover all is equipped with the torsional spring mounting groove, the both ends of torsional spring are installed on the torsional spring mounting groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220352489.9U CN216921982U (en) | 2022-02-22 | 2022-02-22 | Torsion supply type roller shutter with damping mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220352489.9U CN216921982U (en) | 2022-02-22 | 2022-02-22 | Torsion supply type roller shutter with damping mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216921982U true CN216921982U (en) | 2022-07-08 |
Family
ID=82268025
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220352489.9U Active CN216921982U (en) | 2022-02-22 | 2022-02-22 | Torsion supply type roller shutter with damping mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216921982U (en) |
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2022
- 2022-02-22 CN CN202220352489.9U patent/CN216921982U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230609 Address after: Factory Building 1, West Gate, Taihe Industrial Park, No. 66 Yulan Avenue, Feixi County Economic Development Zone, Hefei City, Anhui Province, 230088 Patentee after: ANHUI AERFA AUTOMOTIVE COMPONENTS Co.,Ltd. Patentee after: Zhejiang Huaheng Auto Parts Co.,Ltd. Address before: 230000 first floor, west side of building B, No. 1, Qiaowan Road, Feixi County Economic Development Zone, Hefei City, Anhui Province Patentee before: ANHUI AERFA AUTOMOTIVE COMPONENTS Co.,Ltd. |