CN108928797B - Fluffy device of mulberry silk elasticity - Google Patents
Fluffy device of mulberry silk elasticity Download PDFInfo
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- CN108928797B CN108928797B CN201810912605.6A CN201810912605A CN108928797B CN 108928797 B CN108928797 B CN 108928797B CN 201810912605 A CN201810912605 A CN 201810912605A CN 108928797 B CN108928797 B CN 108928797B
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- elastic
- core bar
- elastic strip
- sleeve
- handle
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Abstract
The invention discloses a mulberry silk elastic fluffing device which is characterized by comprising a core rod, a sleeve ring and an elastic strip, wherein the sleeve ring is sleeved outside the core rod, the outer end of the core rod is provided with a handle, one end of the elastic strip is connected with the inner end of the core rod, and the other end of the elastic strip is connected with the sleeve ring.
Description
The application is a divisional application of an invention patent with the application date of 2015, 10 and 9, the application number of 2015106490723 and the name of 'a knotted cotton elastic loosening device'.
Technical Field
The invention relates to a tool for fluffing a pillow inner, in particular to a mulberry silk elastic fluffing device.
Background
The cotton wool is filled in the pillow core, and the cotton wool is taken out to a place where cotton wool is shot to be loose, but the cotton quantity of the cotton core of the pillow is small, so that the cotton wool is not suitable for being shot by a machine; the cotton fluffing place can not be found everywhere, even if the cotton fluffing place is found, air pollution can be caused by flying cotton battings generated by cotton fluffing, and respiratory diseases of people can be easily caused; and the pillow is hardened fast and is fed frequently to be bounced to increase the cost, and the problems still need to be further solved.
Disclosure of Invention
In order to solve the problems, the invention provides a mulberry silk elastic fluffing device.
The technical scheme adopted by the invention is as follows: the mulberry silk elastic fluffing device is characterized by comprising a core bar, a sleeve ring and an elastic strip, wherein the sleeve ring is sleeved outside the core bar, the outer end of the core bar is provided with a handle, one end of the elastic strip is connected with the inner end of the core bar, and the other end of the elastic strip is connected with the sleeve ring.
The invention also can be said to be a loose device of elastic strip applied to pillow core filler, the elastic strip is a stretching elastic strip, the limit projection of the blocking lantern ring is connected on the core bar between the inner end of the core bar and the lantern ring.
The invention also can be said to be a mulberry silk elasticity fluffing device, the elastic strip is more than two arc elastic threads, and the elastic strips are circumferentially distributed around the core rod.
The invention also can be said to be a fluffy tool of the arc elastic yarn of the space cotton, the stretching elastic strip is more than two arc elastic yarns and is circumferentially distributed around the core rod.
The invention also relates to a fluffer of the space cotton pillow core, and the number of the arc elastic threads is eight, six or four.
The invention also relates to a pillow inner elastic strip loosening device applied to cotton as a filler, and the number of the arc elastic threads is 40, 30 or 20.
The invention also relates to a pillow inner elastic strip fluffing tool which is applied to the pillow inner with the filler of space cotton, wherein the stretching elastic strip is a stretching spring and is sleeved on the core rod.
Furthermore, the elastic strip is a compression elastic strip, and a compression elastic body sleeved on the core rod is arranged between the handle and the lantern ring.
Furthermore, the elastic strips are more than two arc-shaped elastic wires and are circumferentially distributed around the core rod.
Furthermore, the compression elastic strip is a compression spring and is sleeved on the core rod.
Furthermore, a handheld sleeve which is sleeved outside the core rod and supports the sleeve is arranged between the handle and the compression elastic body, a cam is arranged on the annular edge of the handheld sleeve, which is close to the side of the sleeve ring, and a protrusion which is driven along the axial direction of the cam is arranged on the sleeve ring.
Furthermore, arc elastic wires are distributed on the outer portion of the extension spring along the axial direction and the circumferential direction, and two ends of each arc elastic wire are connected to different rings of the extension spring.
Furthermore, arc elastic wires are distributed on the outer portion of the compression spring along the axial direction and the circumferential direction, and two ends of each arc elastic wire are connected to different rings of the compression spring.
Furthermore, a rocker arm is arranged on the lantern ring or the handle.
Further, the arc-shaped elastic wires are made of elastic steel wires.
Furthermore, two ends of the arc elastic wire are hinged to different rings of the spring.
Further, the compression elastic body is a spring.
Furthermore, the core bar adopts a multi-section telescopic structure,
when the pillow is used, the pillow does not need to be disassembled, cotton does not need to be taken out, the elastic strip part of the pillow is inserted into the pillow only by disassembling a small opening and folding the elastic strip, then the elastic strip is raised, the elastic strip is rotated or axially vibrated and deformed by elasticity of the elastic strip, the cotton nearby the elastic strip is loosened, the hardening phenomenon is solved, the gap-removing workload is small, the place for bouncing cotton does not need to be found, the service life of the pillow is prolonged at low cost, the economic cost is low, and the environment-friendly performance is strong. The invention can also be applied to the pillow inner fillers such as space cotton, mulberry silk and the like.
Drawings
Fig. 1 is a schematic overall structure diagram of an embodiment of the present invention.
Fig. 2 is a schematic overall structure diagram of the second embodiment of the present invention.
Fig. 3 is a schematic diagram of a third overall structure according to an embodiment of the present invention.
Fig. 4 is a schematic diagram of a fourth overall structure according to an embodiment of the present invention.
Fig. 5 is a schematic diagram of an overall structure of an embodiment of the present invention.
Number designation in the figures: 1, a core bar; 2, a lantern ring; 3, a tip part; 4, a handle; 5, arc elastic threads; 6, limiting bulges; 7 rocker arms; 8, a hand-held sleeve; 9 a cam; 10, protruding; 11 compressing the elastic body; 12 an extension spring; 13 a compression spring; 14 handles.
Detailed Description
As shown in fig. 1, an embodiment of the invention provides a mulberry silk elastic fluffing device, which comprises a core bar 1, a sleeve ring 2 and elastic strips, wherein the inner end of the core bar is provided with a smooth tip portion 3, the outer end of the core bar is provided with a handle 4, the handle is connected with a rocker arm 7, the sleeve ring is sleeved outside the core bar, the elastic strips are more than two arc-shaped elastic wires 5 and can be elastic metal wires or plastic strips, eight elastic strips are provided in the embodiment, the elastic strips are circumferentially distributed around the core bar, the elastic strips are stretching elastic strips, are arc-shaped in a natural state and can be stretched to be flat, one end of each elastic strip is connected to the inner end of the core bar, the other end of each elastic strip is connected to the sleeve. When the pillow is used, the pillow does not need to be disassembled, cotton does not need to be taken out, only a small opening needs to be disassembled, the elastic strip part of the pillow is inserted into the pillow after the elastic strip is folded, then the elastic strip is enabled to bulge, the elastic strip is enabled to rotate or the elastic strip is enabled to slide through the sliding ring to enable the elastic strip to vibrate and deform axially, the cotton nearby the elastic strip is loosened, the hardening phenomenon is solved, the work load of seam dismantling is small, the place for bouncing the cotton is not needed to be found, the service life of the pillow is prolonged at low cost, the economic cost is low, the environmental protection performance is high, and the deformation amplitude of the elastic wire can be adjusted to adapt.
The second embodiment of the invention is shown in figure 2, and the mulberry silk elastic fluffing device is different from the first embodiment in that the elastic strip is an extension spring 12 which is sleeved on the core rod, two ends of the extension spring are respectively connected to the front end of the core rod and the slip ring, the rocker arm is connected to the slip ring, when in use, the extension spring is extended to be thin, then the position of the elastic strip of the device is inserted into a pillow, the extension spring is loosened to be thick, and the rocker arm can be rotated to enable the elastic strip to rotate or the slip ring to enable the elastic strip to axially vibrate and deform, so that cotton nearby the elastic strip is loosened.
The third embodiment of the invention is shown in fig. 3, the mulberry silk elastic fluffing device is different from the first embodiment in that the elastic strip is a compression elastic strip which is more than two arc elastic wires, the first embodiment is eight elastic wires which are circumferentially distributed around the core bar and tend to be straight in a natural state and can be compressed into an arc shape, a compression elastic body 11 which is sleeved on the core bar and can be a spring or an arch piece is arranged between the handle and the sleeve ring to deform and bend the compression elastic strip, a handheld sleeve 8 which is sleeved outside the core bar and supports against the sleeve is arranged between the handle and the compression elastic body, a cam 9 is arranged on the annular edge of the handheld sleeve close to the sleeve ring side, a protrusion 10 which is driven along the axial direction of the cam is arranged on the sleeve ring, a handle 14 is arranged on the handheld sleeve 8, when the device is used, the pillow does not need to be disassembled, cotton does not need to be taken out, only one small opening is needed, the compression, then, the handheld sleeve is released to bend the elastic strip, the elastic strip part of the device is inserted into the pillow, the handheld sleeve is released to enable the elastic strip to bulge, the handheld sleeve is held, the rocker arm is rotated to enable the elastic strip to rotate, the slip ring vibrates axially along the cam in the rotating process to enable the elastic strip to vibrate and deform axially, the loosening effect on cotton nearby the slip ring is better, the hardening phenomenon is solved, the seam removing workload is small, the place for bouncing cotton is not needed to be found, the service life of the pillow is prolonged at low cost, the economic cost is low, and the environmental friendliness is strong.
The fourth embodiment of the invention is shown in figure 4, the mulberry silk elastic fluffing device is different from the third embodiment in that the elastic strip is a compression spring 13 which is sleeved on the core rod, two ends of the elastic strip are respectively connected with the front end of the core rod and the sliding ring, the rocker arm is connected with the sliding ring, when in use, the compression spring is stretched and thinned by compressing the compression elastic body by using the handheld sleeve, then the elastic strip part of the device is inserted into the pillow, the compression spring is thickened by loosening the handheld sleeve, the handheld sleeve is held, the rocker arm is rotated to pull the compression spring to rotate, the sliding ring vibrates axially along the cam in the rotating process to axially vibrate and deform the compression spring, the effect of loosening nearby cotton is better, the elastic force applied by the compression elastic body 11 added at the bottom can deform the compression spring, so that a user saves labor, solves the hardening phenomenon, has small work load of seam opening, and does not need to find a place for fluffing, the pillow has the advantages of low cost, long service life, low economic cost and strong environmental protection.
As shown in fig. 5, in the fifth embodiment of the invention, on the basis of the third embodiment, arc-shaped elastic wires are distributed outside the compression spring along the axial direction and the circumferential direction, two ends of each elastic arc-shaped elastic wire are connected to different rings of the spring and are circumferentially positioned on the compression spring, the number of the elastic wires is more, the vibration area is larger, the elastic wires and the compression spring synchronously vibrate and rotate, multidimensional vibration is better realized, the loosening function is stronger, and the deformation amplitude of the elastic wires can be adjusted to adapt to the size of the pillow core.
When in implementation, the core rod can also adopt a multi-section telescopic structure, thereby improving the extension range and having larger loose area.
In summary, the present invention is only a specific embodiment, but not limited to the embodiment, and various technical features may be recombined to realize more implementations, and equivalent modifications and additions made by the present application without departing from the spirit of the present invention are considered to be within the technical scope of the present invention.
Claims (1)
1. The mulberry silk elastic fluffing device is characterized by comprising a core bar (1), a lantern ring (2) and an elastic strip, wherein the inner end of the core bar (1) is provided with a smooth tip part (3), the outer end of the core bar (1) is provided with a handle (4), the lantern ring (2) is sleeved outside the core bar (1), and the elastic strip is a compression spring (13);
arc-shaped elastic wires (5) are axially and circumferentially distributed outside the compression spring (13), and two ends of each arc-shaped elastic wire (5) are connected to different rings of the compression spring (13) and are circumferentially positioned on the compression spring (13);
a limiting bulge (6) for blocking the lantern ring (2) is connected on the core bar (1) between the inner end of the core bar (1) and the lantern ring (2); a compression elastic body (11) sleeved on the core rod (1) is arranged between the handle (4) and the lantern ring (2), and when the telescopic handle is used, the compression elastic body is compressed by the handheld sleeve to enable the compression spring to stretch and become thin;
a handheld sleeve (8) sleeved outside the core rod (1) is arranged between the handle (4) and the compression elastic body (11), a cam (9) is arranged on the annular edge of the handheld sleeve (8) close to the side of the sleeve ring (2), a protrusion (10) driven along the axial direction of the cam (9) is arranged on the sleeve ring (2), and a handle (14) is arranged on the handheld sleeve (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810912605.6A CN108928797B (en) | 2015-10-09 | 2015-10-09 | Fluffy device of mulberry silk elasticity |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810912605.6A CN108928797B (en) | 2015-10-09 | 2015-10-09 | Fluffy device of mulberry silk elasticity |
| CN201510649072.3A CN105236340B (en) | 2015-10-09 | 2015-10-09 | A kind of hardened cotton elastic force loosening apparatus |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510649072.3A Division CN105236340B (en) | 2015-10-09 | 2015-10-09 | A kind of hardened cotton elastic force loosening apparatus |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108928797A CN108928797A (en) | 2018-12-04 |
| CN108928797B true CN108928797B (en) | 2020-09-01 |
Family
ID=55034235
Family Applications (8)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810912597.5A Active CN108910817B (en) | 2015-10-09 | 2015-10-09 | Pillow inner elastic strip fluffing tool applied to space cotton as filler |
| CN201810912594.1A Active CN109081299B (en) | 2015-10-09 | 2015-10-09 | Pillow inner elastic strip loosening device applied to cotton as filler |
| CN201810914414.3A Expired - Fee Related CN108928801B (en) | 2015-10-09 | 2015-10-09 | A loose ware for pillow filler |
| CN201810912605.6A Active CN108928797B (en) | 2015-10-09 | 2015-10-09 | Fluffy device of mulberry silk elasticity |
| CN201810912600.3A Active CN108928800B (en) | 2015-10-09 | 2015-10-09 | Fluffy ware of cotton arc stretch yarn of space |
| CN201810911736.2A Active CN108928799B (en) | 2015-10-09 | 2015-10-09 | Fluffy ware of space cotton pillow core |
| CN201510649072.3A Active CN105236340B (en) | 2015-10-09 | 2015-10-09 | A kind of hardened cotton elastic force loosening apparatus |
| CN201810911730.5A Active CN108946651B (en) | 2015-10-09 | 2015-10-09 | Loosening device for cotton pillow inner |
Family Applications Before (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810912597.5A Active CN108910817B (en) | 2015-10-09 | 2015-10-09 | Pillow inner elastic strip fluffing tool applied to space cotton as filler |
| CN201810912594.1A Active CN109081299B (en) | 2015-10-09 | 2015-10-09 | Pillow inner elastic strip loosening device applied to cotton as filler |
| CN201810914414.3A Expired - Fee Related CN108928801B (en) | 2015-10-09 | 2015-10-09 | A loose ware for pillow filler |
Family Applications After (4)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810912600.3A Active CN108928800B (en) | 2015-10-09 | 2015-10-09 | Fluffy ware of cotton arc stretch yarn of space |
| CN201810911736.2A Active CN108928799B (en) | 2015-10-09 | 2015-10-09 | Fluffy ware of space cotton pillow core |
| CN201510649072.3A Active CN105236340B (en) | 2015-10-09 | 2015-10-09 | A kind of hardened cotton elastic force loosening apparatus |
| CN201810911730.5A Active CN108946651B (en) | 2015-10-09 | 2015-10-09 | Loosening device for cotton pillow inner |
Country Status (1)
| Country | Link |
|---|---|
| CN (8) | CN108910817B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110697446B (en) * | 2019-10-22 | 2021-04-02 | 安徽葩姬纺织科技有限公司 | Deodorant cotton fibre filling equipment of socks |
Family Cites Families (24)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB298525A (en) * | 1927-07-09 | 1928-10-09 | Walter Newell | Improvements in or relating to machines for opening and cleaning cotton |
| DE3631582A1 (en) * | 1986-09-17 | 1988-04-07 | Kruchen Betten | Cleaning method for poultry feathers of water birds |
| CH681020A5 (en) * | 1990-04-30 | 1992-12-31 | Rieter Ag Maschf | |
| US20040024336A1 (en) * | 2002-08-02 | 2004-02-05 | Jui-Hsing Lin | Massaging patting bar |
| CN2885038Y (en) * | 2006-05-08 | 2007-04-04 | 陈功 | Charging platform |
| CN201201990Y (en) * | 2008-05-21 | 2009-03-04 | 东华大学 | Small-sized blowing-carding unit for experiment |
| CN201390648Y (en) * | 2009-03-23 | 2010-01-27 | 深圳市新群力机械有限公司 | Fiber cotton fluffing machine |
| CN201512405U (en) * | 2009-07-03 | 2010-06-23 | 杨三 | Cotton covering tyre grinding machine |
| CN201520827U (en) * | 2009-09-30 | 2010-07-07 | 广东省蚕业技术推广中心 | Silk floss feeding mechanism easy for opening silk floss |
| CN102181965B (en) * | 2011-04-13 | 2013-09-18 | 青岛东佳纺机（集团）有限公司 | Vibration type opener |
| CN202113126U (en) * | 2011-06-17 | 2012-01-18 | 戴建国 | Intracranial hematoma stirring disintegrator |
| CN102586955B (en) * | 2012-02-22 | 2014-03-26 | 常熟市伟成非织造成套设备有限公司 | Opener with impurity removal function |
| CN102926161B (en) * | 2012-11-21 | 2014-05-07 | 苏州市丹纺纺织研发有限公司 | Cotton fluffing device |
| CN102995164B (en) * | 2012-12-21 | 2015-06-17 | 青岛宏大纺织机械有限责任公司 | Transmission device of reciprocating bale plucker pressing roller |
| CN103058122A (en) * | 2013-03-06 | 2013-04-24 | 苏州展华纺织有限公司 | Cotton fluffing device |
| CN203128705U (en) * | 2013-03-20 | 2013-08-14 | 江苏常盛无纺设备有限公司 | Waste fiber leftover material pre-opener |
| CN203333858U (en) * | 2013-05-23 | 2013-12-11 | 吴江市信合织造有限公司 | Cotton opening and scutching roller |
| CN203382967U (en) * | 2013-07-10 | 2014-01-08 | 蒙城县保进棉业有限责任公司 | Roller shaft for uniformly dispersing cotton |
| CN203484081U (en) * | 2013-08-20 | 2014-03-19 | 浙江中纺标检验有限公司 | Stirring device for filling power testing |
| CN203513846U (en) * | 2013-08-22 | 2014-04-02 | 李新亮 | Cotton fluffing machine |
| CN203953604U (en) * | 2014-06-11 | 2014-11-26 | 林振辉 | The modified form cotton-wadded quilt of tool Hammer back and massaging function is clapped |
| CN204105810U (en) * | 2014-07-29 | 2015-01-21 | 崔福国 | Variable volume egg-whisk |
| CN104611790B (en) * | 2015-03-02 | 2016-09-28 | 林永远 | Opener knocking device |
| CN104923111B (en) * | 2015-05-18 | 2017-04-05 | 宁波丽景环保科技有限公司 | Long fibre materials crusher |
-
2015
- 2015-10-09 CN CN201810912597.5A patent/CN108910817B/en active Active
- 2015-10-09 CN CN201810912594.1A patent/CN109081299B/en active Active
- 2015-10-09 CN CN201810914414.3A patent/CN108928801B/en not_active Expired - Fee Related
- 2015-10-09 CN CN201810912605.6A patent/CN108928797B/en active Active
- 2015-10-09 CN CN201810912600.3A patent/CN108928800B/en active Active
- 2015-10-09 CN CN201810911736.2A patent/CN108928799B/en active Active
- 2015-10-09 CN CN201510649072.3A patent/CN105236340B/en active Active
- 2015-10-09 CN CN201810911730.5A patent/CN108946651B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN105236340B (en) | 2018-11-02 |
| CN108928800B (en) | 2020-10-09 |
| CN108910817A (en) | 2018-11-30 |
| CN108910817B (en) | 2020-09-29 |
| CN108928800A (en) | 2018-12-04 |
| CN108946651A (en) | 2018-12-07 |
| CN108946651B (en) | 2020-07-24 |
| CN109081299B (en) | 2020-10-16 |
| CN108928799B (en) | 2020-11-13 |
| CN108928801B (en) | 2020-10-23 |
| CN108928801A (en) | 2018-12-04 |
| CN108928797A (en) | 2018-12-04 |
| CN108928799A (en) | 2018-12-04 |
| CN105236340A (en) | 2016-01-13 |
| CN109081299A (en) | 2018-12-25 |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20200714 Address after: 317500 shantouzhao Industrial Zone, Chengbei street, Wenling City, Taizhou City, Zhejiang Province Applicant after: Wenling Tengfeng Shoes Co.,Ltd. Address before: 330026 Jiangxi city of Nanchang province Qingyunpu District eight district 72 Building 1 unit 1 of Hongdu No. 601 Applicant before: Zhao Jian |
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| TA01 | Transfer of patent application right | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A elastic and fluffy device for mulberry silk Effective date of registration: 20230824 Granted publication date: 20200901 Pledgee: Zhejiang Wenling Rural Commercial Bank Co.,Ltd. Pledgor: Wenling Tengfeng Shoes Co.,Ltd. Registration number: Y2023980053633 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |