CN217269917U - Torsion supply type reel with bidirectional damping and unidirectional bearing mechanism - Google Patents
Torsion supply type reel with bidirectional damping and unidirectional bearing mechanism Download PDFInfo
- Publication number
- CN217269917U CN217269917U CN202220671037.7U CN202220671037U CN217269917U CN 217269917 U CN217269917 U CN 217269917U CN 202220671037 U CN202220671037 U CN 202220671037U CN 217269917 U CN217269917 U CN 217269917U
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- outer tube
- damping
- way
- way bearing
- shaft sleeve
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- 238000013016 damping Methods 0.000 title claims abstract description 57
- 230000007246 mechanism Effects 0.000 title claims abstract description 12
- 230000002457 bidirectional effect Effects 0.000 title claims description 14
- 238000010073 coating (rubber) Methods 0.000 claims abstract description 11
- 238000012856 packing Methods 0.000 claims description 2
- 239000004744 fabric Substances 0.000 abstract description 11
- 230000002159 abnormal effect Effects 0.000 abstract description 4
- 239000002184 metal Substances 0.000 abstract description 2
- 238000005096 rolling process Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 5
- 238000009434 installation Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 239000011324 bead Substances 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
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Abstract
The utility model discloses a torsion supply formula spool with two-way damping and one-way bearing mechanism, the female joint comprises an outer tube, the inside spacing draw-in groove of attenuator that is equipped with of outer tube, the spacing draw-in groove internally mounted of attenuator has two-way attenuator, two-way attenuator connects torsional spring one end, the fixed axle sleeve is connected to the torsional spring other end, the torsional spring is located inside the outer tube, the outside cover of fixed axle sleeve has the locking axle lantern ring, locking axle lantern ring fixed mounting is in outer tube one end, connecting pin one end is connected to two-way attenuator, one-way bearing is connected to the connecting pin other end, one-way bearing fixed mounting is inside one-way bearing rubber coating, the outside cover of one-way bearing rubber coating has locking axle lantern ring I, the outer tube one end is connected to locking axle lantern ring I. The device can reduce the speed of the cord fabric when being retracted through the damping device, thereby reducing abnormal sound caused by impact; the damping structure is simplified, and the stability and the durability of the metal one-way bearing are high.
Description
Technical Field
The utility model relates to a roll up curtain technical field, concretely relates to torsion supply formula spool with two-way damping and one-way bearing 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 existing roller blind reels cannot achieve the effect of slowing down the curtain recovery speed, so that the sliding block at the bottom of the curtain hits the outer pipe and the torsion spring generates resonance noise after the hitting.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a torsion supply type spool with two-way damping and one-way bearing mechanism to solve the problem of mentioning in the background art. In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a torsion supply formula spool with two-way damping and one-way bearing mechanism, includes the outer tube, the inside spacing draw-in groove of attenuator that is equipped with of outer tube, the spacing draw-in groove internally mounted of attenuator has two-way attenuator, the inside packing of two-way attenuator has damping oil, two-way attenuator connects torsional spring one end, fixed axle sleeve is connected to the torsional spring other end, the torsional spring is located inside the outer tube, the outside cover of fixed axle sleeve has the locking axle lantern ring, locking axle lantern ring fixed mounting is in outer tube one end, two-way attenuator connects connecting pin one end, the one-way bearing is connected to the connecting pin other end, one-way bearing fixed mounting is inside one-way bearing rubber coating, the outside cover of one-way bearing rubber coating has the locking axle lantern ring I, outer tube one end is connected to the locking axle lantern ring I.
Preferably, the bidirectional damper comprises a damping outer tube, one end of the damping outer tube is connected with the upper cover of the damper, the other end of the damping outer tube is connected with the torsion spring, a damping inner rotor is arranged inside the damping outer tube, the damping inner rotor is connected with one end of a connecting pin, the other end of the connecting pin penetrates through the upper cover of the damper to be connected with a one-way bearing, and damping oil is filled inside the damping outer tube.
Preferably, the damping outer tube and the fixed shaft sleeve are both provided with torsion spring mounting holes, and two ends of the torsion spring are mounted in the torsion spring connecting holes.
Preferably, the both ends of outer tube are opened there is the spacing groove, all be equipped with the stopper on the locking axle lantern ring I and the locking axle lantern ring, the stopper is installed in the spacing inslot.
The utility model discloses a technological effect and advantage: the device can reduce the speed of the cord fabric when being retracted through the damping device, thereby reducing abnormal sound caused by impact; the damping structure is simplified, and the stability and the durability of the metal one-way bearing are high.
Drawings
FIG. 1 is a block diagram of the present invention;
FIG. 2 is a cross-sectional view taken along line B-B of FIG. 1;
FIG. 3 is a schematic view of the installation of the torsion spring of the present invention;
FIG. 4 is a schematic view of the installation of the two-way damper of the present invention;
fig. 5 is a schematic structural view of the locking shaft sleeve ring of the present invention.
In the figure: the damping device comprises an outer tube 1, a damper limiting clamping groove 2, a bidirectional damper 3, a torsion spring 4, a fixed shaft sleeve 5, a locking shaft sleeve ring 6, a connecting pin 8, a one-way bearing 9, a one-way bearing rubber coating 10, a locking shaft sleeve ring I11, a damping outer tube 12, a damper upper cover 13, a damping inner rotor 14, a torsion spring 15, a torsion spring mounting hole 16, a limiting groove 17 and a limiting block.
Detailed Description
In order to make the technical means, creation features, objects and functions of the present invention easy to understand, the present invention will be further explained with reference to the specific drawings, and in the description of the present invention, unless otherwise specified or limited, the terms "mounted", "connected" and "connected" should be understood broadly, for example, they may be fixedly connected, detachably connected, integrally connected or 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. 1-4, the torsion supply type reel with the bidirectional damping and one-way bearing mechanism comprises an outer tube 1, a damper limit slot 2 is arranged inside the outer tube 1, a bidirectional damper 3 is arranged inside the damper limit slot 2, damping oil is filled inside the bidirectional damper 3, the bidirectional damper 3 is connected with one end of a torsion spring 4, the other end of the torsion spring 4 is connected with a fixed shaft sleeve 5, the torsion spring 4 is positioned inside the outer tube 1, a locking shaft sleeve ring 6 is sleeved outside the fixed shaft sleeve 5, the locking shaft sleeve ring 6 is fixedly arranged at one end of the outer tube 1, the bidirectional damper 3 is connected with one end of a connecting pin 8, the other end of the connecting pin 8 is connected with a one-way bearing 9, the one-way bearing 9 is fixedly arranged inside a one-way bearing rubber coating 10, and a locking shaft sleeve ring i 11 is sleeved outside the one-way bearing rubber coating 10, the locking shaft lantern ring I11 is connected with one end of the outer pipe 1.
Example 2
A torque-fed reel with a two-way damping and one-way bearing mechanism, as shown in fig. 1-5, comprises an outer tube 1, a damper limiting clamping groove 2 is arranged in the outer tube 1, a bidirectional damper 3 is arranged in the damper limiting clamping groove 2, the bidirectional damper 3 is connected with one end of a torsion spring 4, the other end of the torsion spring 4 is connected with a fixed shaft sleeve 5, the torsion spring 4 is positioned in the outer tube 1, the locking shaft sleeve ring 6 is sleeved outside the fixed shaft sleeve 5, the locking shaft lantern ring 6 is fixedly arranged at one end of the outer pipe 1, the bidirectional damper 3 is connected with one end of the connecting pin 8, the other end of the connecting pin 8 is connected with a one-way bearing 9, the one-way bearing 9 is fixedly arranged in a one-way bearing rubber coating 10, a locking shaft sleeve ring I11 is sleeved outside the one-way bearing rubber coating 10, and the locking shaft sleeve ring I11 is connected with one end of the outer pipe 1;
the bidirectional damper 3 comprises a damping outer tube 12, one end of the damping outer tube 12 is connected with a damper upper cover 13, the other end of the damping outer tube is connected with the torsion spring 4, a damping inner rotor 14 is installed inside the damping outer tube 12, the damping inner rotor 14 is connected with one end of a connecting pin 8, the other end of the connecting pin 8 penetrates through the damper upper cover 13 to be connected with a one-way bearing 9, and damping oil is filled inside the damping outer tube 12;
torsion spring mounting holes 15 are formed in the damping outer tube 12 and the fixed shaft sleeve 5, and two ends of the torsion spring 4 are mounted in the torsion spring connecting holes 15;
limiting grooves 16 are formed in the two ends of the outer tube 1, limiting blocks 17 are arranged on the locking shaft sleeve rings I11 and the locking shaft sleeve rings 6, and the limiting blocks 17 are installed in the limiting grooves 16.
The utility model discloses process flow and theory of operation do: one end of a cord fabric is fixedly arranged on an outer tube 1, the cord fabric is wound on the outer tube 1, a locking shaft sleeve ring I11 and a locking shaft sleeve ring 6 are fixedly arranged on an external mounting seat, when the cord fabric needs to be used, a connecting block at the lower end of the cord fabric is pulled, the cord fabric drives the outer tube 1 to rotate, the outer tube 1 drives a damping outer tube 12 and a one-way bearing 9 to rotate together, one end of a torsion spring 4 is driven to rotate, and the torsion spring 4 is enabled to generate torsional deformation; when the curtain cloth is packed up to needs, loosen the curtain cloth lower extreme connecting block, torsional spring 2 drives outer tube 1 and damping outer tube 12 under the effect of restoring force and takes place to rotate, because the dead effect of one-way lock of one-way bearing 9, thereby make damping outer tube 12 and damping inner rotor 14 take place relative motion, thereby take place shear action with the damping oil and produce the damping force, thereby the slew velocity of outer tube 1 with damping outer tube 12 has been slowed down, thereby the rolling speed of curtain cloth has been slowed down, thereby avoid connecting block striking outer tube 1 to take place the abnormal sound, also avoided torsional spring 2 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 and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.
Claims (4)
1. The utility model provides a torsion supply formula spool with two-way damping and one-way bearing mechanism, includes the outer tube, its characterized in that: the utility model discloses a damping device, including outer tube, fixing shaft sleeve, torsional spring, locking shaft sleeve ring I, outer tube, the inside spacing draw-in groove of attenuator that is equipped with of outer tube, the spacing draw-in groove internally mounted of attenuator has two-way attenuator, the inside packing of two-way attenuator has damping oil, two-way attenuator connection torsional spring one end, the fixed axle sleeve is connected to the torsional spring other end, the torsional spring is located inside the outer tube, the outside cover of fixed axle sleeve has the locking shaft sleeve ring, locking shaft sleeve ring fixed mounting is in outer tube one end, two-way attenuator connection connecting pin one end, the one-way bearing is connected to the connecting pin other end, one-way bearing fixed mounting is inside one-way bearing rubber coating, the outside cover of one-way bearing rubber coating has locking shaft sleeve ring I, outer tube one end is connected to locking shaft sleeve ring I.
2. A torque-fed reel with bi-directional damping and one-way bearing mechanism according to claim 1, wherein: the bidirectional damper comprises a damping outer tube, one end of the damping outer tube is connected with the upper cover of the damper, the other end of the damping outer tube is connected with the torsion spring, a damping inner rotor is arranged inside the damping outer tube, the damping inner rotor is connected with one end of a connecting pin, the other end of the connecting pin penetrates through the upper cover of the damper to be connected with a one-way bearing, and damping oil is filled inside the damping outer tube.
3. A torque-fed reel with bi-directional damping and unidirectional bearing mechanism as claimed in claim 2, wherein: and the damping outer tube and the fixed shaft sleeve are respectively provided with a torsional spring mounting hole, and two ends of the torsional spring are mounted in the torsional spring connecting holes.
4. A torque-fed reel with bi-directional damping and one-way bearing mechanism according to claim 1, wherein: limiting grooves are formed in the two ends of the outer pipe, limiting blocks are arranged on the locking shaft sleeve ring I and the locking shaft sleeve ring, and the limiting blocks are installed in the limiting grooves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220671037.7U CN217269917U (en) | 2022-03-25 | 2022-03-25 | Torsion supply type reel with bidirectional damping and unidirectional bearing mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220671037.7U CN217269917U (en) | 2022-03-25 | 2022-03-25 | Torsion supply type reel with bidirectional damping and unidirectional bearing mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217269917U true CN217269917U (en) | 2022-08-23 |
Family
ID=82872351
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220671037.7U Active CN217269917U (en) | 2022-03-25 | 2022-03-25 | Torsion supply type reel with bidirectional damping and unidirectional bearing mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217269917U (en) |
-
2022
- 2022-03-25 CN CN202220671037.7U patent/CN217269917U/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: 20230519 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. |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20240624 Address after: Building 3, No. 66 Heng'er Road, Haibei Village, Tangxia Town, Rui'an City, Wenzhou City, Zhejiang Province, 325204 Patentee after: Zhejiang Huaheng Auto Parts Co.,Ltd. Country or region after: China Address before: Factory Building 1, West Gate, Taihe Industrial Park, No. 66 Yulan Avenue, Feixi County Economic Development Zone, Hefei City, Anhui Province, 230088 Patentee before: ANHUI AERFA AUTOMOTIVE COMPONENTS Co.,Ltd. Country or region before: China Patentee before: Zhejiang Huaheng Auto Parts Co.,Ltd. |