CN113615944A - Combined fan rib structure and assembling method - Google Patents
Combined fan rib structure and assembling method Download PDFInfo
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- CN113615944A CN113615944A CN202111039855.1A CN202111039855A CN113615944A CN 113615944 A CN113615944 A CN 113615944A CN 202111039855 A CN202111039855 A CN 202111039855A CN 113615944 A CN113615944 A CN 113615944A
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- fan
- necking groove
- necking
- block
- groove
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- 238000000034 method Methods 0.000 title claims abstract description 11
- 230000000149 penetrating effect Effects 0.000 claims abstract description 12
- 210000000988 bone and bone Anatomy 0.000 claims abstract description 5
- 230000035515 penetration Effects 0.000 claims description 6
- 230000008878 coupling Effects 0.000 claims 1
- 238000010168 coupling process Methods 0.000 claims 1
- 238000005859 coupling reaction Methods 0.000 claims 1
- 230000013011 mating Effects 0.000 claims 1
- 238000005553 drilling Methods 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 238000013461 design Methods 0.000 abstract description 2
- 238000012545 processing Methods 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Classifications
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- A—HUMAN NECESSITIES
- A45—HAND OR TRAVELLING ARTICLES
- A45B—WALKING STICKS; UMBRELLAS; LADIES' OR LIKE FANS
- A45B27/00—Ladies' or like fans
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- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention belongs to the technical field of fan manufacturing, and particularly relates to a combined fan rib structure and an assembling method. The technical problems that the design is unreasonable and the like in the prior art are solved. The invention provides a combined fan rib structure, which comprises a fan rib; the fan bone nail penetrating block is provided with a pin hole; the necking groove is arranged on the fan rib nail penetrating block; the necking groove is matched with the lug and arranged at the rear end part of the fan framework; the width of the notch of the necking groove is smaller than the width of the bottom of the necking groove, and the matching of the necking groove matching lug and the necking groove prevents the necking groove matching lug from being separated from the notch of the necking groove; and the constraint structure is arranged between the two sides of the necking groove matching convex block and the groove wall of the necking groove and is used for fixing the fan rib through-nail block relative to the necking groove in the thickness direction. The invention has the advantages that: the problem of drilling fracture is solved.
Description
Technical Field
The invention belongs to the technical field of fan manufacturing, and particularly relates to a combined fan rib structure and an assembling method.
Background
The folding fan for the schoolgame is generally formed by assembling a fan rib and fan paper.
As shown in fig. 1, the back end (i.e. the held end) of the fan ribs is drilled to facilitate the insertion of the pin, and after the two ends of the pin are riveted, the pin strings a plurality of fan ribs together, so that the fan can be opened and closed.
The fan ribs, particularly the middle small ribs, have narrow rear end width, so that the fan ribs are easy to crack during drilling, and the processing difficulty is high.
Disclosure of Invention
The present invention is directed to the above-mentioned problems, and provides a combined fan frame structure and an assembling method thereof.
In order to achieve the purpose, the invention adopts the following technical scheme:
the invention provides a combined fan rib structure, which comprises a fan rib;
the fan bone nail penetrating block is provided with a pin hole;
the necking groove is arranged on the fan rib nail penetrating block;
the necking groove is matched with the lug and arranged at the rear end part of the fan framework;
the width of the notch of the necking groove is smaller than the width of the bottom of the necking groove, and the matching of the necking groove matching lug and the necking groove prevents the necking groove matching lug from being separated from the notch of the necking groove;
and the constraint structure is arranged between the two sides of the necking groove matching convex block and the groove wall of the necking groove and is used for fixing the fan rib through-nail block relative to the necking groove in the thickness direction.
In the above-mentioned combined fan rib structure, the necking grooves are dovetail grooves, and the necking groove fitting projections are dovetail projections.
In the above-mentioned combined fan rib structure, the constraint structure includes arc convex surfaces which are arranged on two side surfaces of the necking groove matching with the convex block and are arranged along the length direction of the side surfaces, arc concave surfaces which are matched with the arc convex surfaces one by one are respectively arranged on two groove walls of the necking groove, and the arc convex surfaces and the arc concave surfaces are matched with each other.
In the above-mentioned combined fan rib structure, the arc convex surface includes an eccentric circular convex sub-surface and a first inclined lead-in surface connected to a side of the eccentric circular convex sub-surface.
In the above-mentioned combined fan rib structure, the arc-shaped concave surface includes an eccentric circular concave sub-surface matching with the eccentric circular convex sub-surface, and a second inclined lead-in surface connected with the eccentric circular concave sub-surface, and after the eccentric circular convex sub-surface and the eccentric circular concave sub-surface are matched together, the first inclined lead-in surface and the second inclined lead-in surface are matched together.
In the above-mentioned combined fan rib structure, the first inclined lead-in surface is tangent to the eccentric circular convex surface.
In the above-mentioned combined fan rib structure, the second inclined lead-in surface is tangent to the eccentric circular concave sub-surface.
In the above-mentioned combined fan framework structure, one end of the fan framework provided with the necking groove fitting projection is provided with a buckling part positioned at two sides of the necking groove fitting projection, and the buckling part is buckled at a necking groove notch of the fan framework through nail block.
In the above-mentioned combined fan framework structure, the thickness of the fan framework nail-penetrating block is equal to the thickness of the fan framework, and two surfaces of the thickness of the fan framework nail-penetrating block are flush with two surfaces of the thickness of the fan framework respectively.
The assembling method of the fan ribs and the pins is characterized by comprising the following steps:
s1, horizontally laying the fan ribs;
s2, aligning the necking grooves of the fan rib through-nail blocks with the necking groove matching lugs at the rear ends of the fan ribs, and matching the necking groove matching lugs of the fan ribs with the necking grooves together to finish assembly;
the two thickness surfaces of the assembled fan rib nail penetration block are respectively flush with the two thickness surfaces of the fan rib.
Compared with the prior art, the invention has the advantages that:
the matching of the necking groove matching lug and the necking groove prevents the necking groove matching lug from being separated from the notch of the necking groove, and the fixed connection in the length direction of the fan ribs is achieved.
The constraint structure is used for fixing the fan rib through nail block relative to the necking groove in the thickness direction, so that the connection and the fixation in the thickness direction are realized.
The problem of drilling fracture is solved, and the design is more reasonable.
Drawings
Fig. 1 is a schematic view of a conventional fan rib structure.
Fig. 2 is a schematic view of the structure of the assembled fan frame provided by the present invention.
Fig. 3 is a schematic view of a fan rib structure provided by the present invention.
Fig. 4 is a schematic view of the structure of the fan rib nail block provided by the present invention.
Fig. 5 is a schematic view of a circular arc convex structure provided by the present invention.
Fig. 6 is a schematic view of the arc-shaped concave structure provided by the invention.
In the figure, a fan rib 1, a necking groove matching convex block 10, an arc convex surface 11, an eccentric circular convex sub-surface 110, a first inclined leading-in surface 111, a buckling part 12, a fan rib nail penetrating block 2, a pin hole 20, a necking groove 21, an arc concave surface 22, an eccentric circular concave sub-surface 220 and a second inclined leading-in surface 221.
Detailed Description
The following are specific embodiments of the present invention and are further described with reference to the drawings, but the present invention is not limited to these embodiments.
Example one
As shown in fig. 2 to 4, the present embodiment provides a combined fan rib structure, which includes a fan rib 1, a fan rib nail penetrating block 2, a necking groove 21, a necking groove fitting protrusion 10 and a constraint structure, wherein the width of the fan rib 1 is: the front end is wide and the rear end is narrow.
The fan ribs can be any one of large ribs and small ribs.
The fan bone nail penetration block 2 is provided with a pin hole 20, and the pin hole 20 is a circular hole.
The necking groove 21 is arranged on the fan rib piercing block 2, and the shape of the fan rib piercing block 2 is circular, prismatic and the like.
The necking groove matching lug 10 is arranged at the rear end part of the fan framework 1.
The notch width of the necking groove 21 is smaller than the groove bottom width of the necking groove 21, and the necking groove matching lug 10 is matched with the necking groove 21 to prevent the necking groove matching lug 10 from being separated from the notch of the necking groove 21.
The necking groove 21 is the groove bottom diameter of which the notch aperture is smaller than that of the necking groove 21.
The shape of the necking groove matching lug 10 is similar to that of the necking groove 21.
The slot-fitting projection 10 enters the slot 21 from one surface of the fan blade nailing block 2 in the thickness direction.
The structure can ensure that the anti-falling function is achieved after the two are assembled, and the structural strength in the subsequent use process is ensured.
The constraint structure is arranged between the two sides of the necking groove matching convex block 10 and the groove wall of the necking groove 21 and is used for fixing the fan rib piercing nail block 2 relative to the necking groove 21 in the thickness direction. The constraint structure can prevent the fan rib nail penetration block 2 and the fan rib 1 from mutually dislocating or even separating in the thickness direction.
Secondly, the outer diameter of the fan rib nail penetration block 2 of the embodiment is larger than the width of the rear end of the fan rib 1, so as to facilitate the drilling processing of the pin hole 20.
Preferably, the necking groove 21 of the present embodiment is a dovetail groove, and the necking groove fitting protrusion 10 is a dovetail protrusion.
The dovetail structure is convenient to process and manufacture, and can play a role in preventing the falling off in the length direction.
The thickness of the fan rib nail penetrating block 2 is equal to that of the fan rib 1, and after the outer wall is assembled, two thickness surfaces of the fan rib nail penetrating block 2 are respectively flush with two thickness surfaces of the fan rib 1. The fan ribs are ensured to be opened and closed after being stringed together, and the mutual convex obstruction interference is avoided.
The assembly method of the present embodiment includes the steps of:
s1, horizontally laying the fan ribs 1;
s2, aligning the necking grooves 21 of the fan rib nailing blocks 2 with the necking groove matching lugs 10 at the rear ends of the fan ribs 1, and matching the necking groove matching lugs 10 of the fan ribs 1 with the necking grooves 21 together, namely, completing assembly;
the thickness two surfaces of the assembled fan framework nail penetration block 2 are respectively flush with the thickness two surfaces of the fan framework 1.
The embodiment can realize mechanical connection and fixation without glue application.
Specifically, as shown in fig. 2 to 6, the constraint structure of the present embodiment includes arc convex surfaces 11 disposed on two side surfaces of the throat groove fitting protrusion 10 and disposed along the length direction of the side surfaces, arc concave surfaces 22 respectively disposed on two groove walls of the throat groove 21 and matched with the arc convex surfaces 11 one by one, and the arc convex surfaces 11 and the arc concave surfaces 22 are matched with each other.
The cooperation of the arc convex surface 11 and the arc concave surface 22 enables the fixation together in the thickness direction, prevents the dislocation in the thickness direction, namely, can make the thickness of the fan rib piercing nail block 2 and the thickness of the fan rib 1 flush in the thickness direction.
Further, the circular arc convex surface 11 includes an eccentric circular convex sub-surface 110, and a first inclined lead-in surface 111 connected to one side of the eccentric circular convex sub-surface 110. The eccentricity is the eccentric position of the corresponding side of the necking groove fitting projection 10.
Next, the first inclined lead-in surface 111 is tangent to the eccentric lobe surface 110. Convex interference is avoided.
The arc-shaped concave surface 22 comprises an eccentric circular concave sub-surface 220 matched with the eccentric circular convex sub-surface 110 and a second inclined lead-in surface 221 connected with the eccentric circular concave sub-surface 220, and the first inclined lead-in surface 111 and the second inclined lead-in surface 221 are matched together after the eccentric circular convex sub-surface 110 and the eccentric circular concave sub-surface 220 are matched together. The eccentricity is the same as that described above. The second inclined lead-in surface 221 is tangent to the eccentric circular concave sub-surface 220.
In assembly, the eccentric lobe surface 110 enters from the second inclined lead-in surface 221, and then the eccentric lobe surface 110 and the eccentric concave lobe surface 220 are mated together, and the first inclined lead-in surface 111 and the second inclined lead-in surface 221 are mated together. The assembly efficiency and the structural stability are improved.
One end of the fan framework 1 provided with the necking groove matching convex block 10 is provided with a buckling part 12 positioned at two sides of the necking groove matching convex block 10, and the buckling part 12 is buckled at a notch of a necking groove 21 of the fan framework through nail block 2.
The buckling parts 12 incline outwards towards the side of the necking groove matching convex block 10, and the two buckling parts 12 are sharp-angled and distributed in a splayed shape.
Example two
Based on the first embodiment, the present embodiment provides a folding fan for literary composition, which has the combined fan framework structure described in the first embodiment.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the invention as defined in the appended claims.
Claims (10)
1. Modular fan bone structure, including fan bone (1), its characterized in that, coupling mechanism still includes:
the fan framework nail penetrating block (2) is provided with a pin hole (20);
the necking groove (21) is arranged on the fan rib nail penetrating block (2);
the necking groove is matched with the convex block (10) and is arranged at the rear end part of the fan framework (1);
the width of the notch of the necking groove (21) is smaller than the width of the bottom of the necking groove (21), and the necking groove matching lug (10) is matched with the necking groove (21) to prevent the necking groove matching lug (10) from being separated from the notch of the necking groove (21);
the constraint structure is arranged between two sides of the necking groove matching convex block (10) and the groove wall of the necking groove (21) and is used for fixing the fan rib nail penetrating block (2) relative to the necking groove (21) in the thickness direction.
2. The modular fan frame structure of claim 1, wherein said throat slots (21) are dovetail slots and said throat slot mating projections (10) are dovetail projections.
3. The combined fan framework structure as claimed in claim 1, wherein the constraint structure comprises arc convex surfaces (11) which are arranged on two sides of the necking groove matching convex block (10) and arranged along the length direction of the side surfaces, arc concave surfaces (22) which are matched with the arc convex surfaces (11) one by one are respectively arranged on two groove walls of the necking groove (21), and the arc convex surfaces (11) and the arc concave surfaces (22) are matched with each other.
4. The sectional fan frame structure according to claim 3, wherein the circular arc convex surface (11) comprises an eccentric circular convex sub-surface (110), and a first inclined lead-in surface (111) connected to one side of the eccentric circular convex sub-surface (110).
5. The modular fan frame structure according to claim 4, wherein the arc-shaped concave surface (22) comprises an eccentric circular concave sub-surface (220) matched with the eccentric circular convex sub-surface (110), and a second inclined lead-in surface (221) connected with the eccentric circular concave sub-surface (220), and the first inclined lead-in surface (111) and the second inclined lead-in surface (221) are matched together after the eccentric circular convex sub-surface (110) and the eccentric circular concave sub-surface (220) are matched together.
6. The modular fan frame structure of claim 5, wherein said first inclined lead-in surface (111) is tangent to said eccentric lobe surface (110).
7. The modular fan frame structure of claim 5, wherein said second inclined lead-in surface (221) is tangent to said eccentric circular concave sub-surface (220).
8. The combined fan framework structure as claimed in any one of claims 3 to 7, wherein one end of the fan framework (1) provided with the necking groove matching convex block (10) is provided with a buckling part (12) positioned at two sides of the necking groove matching convex block (10), and the buckling part (12) is buckled at the notch of the necking groove (21) of the fan framework through nail block (2).
9. The combined fan rib structure according to claim 1, characterized in that the thickness of the fan rib piercing nail block (2) is equal to the thickness of the fan rib (1), and the two surfaces of the thickness of the fan rib piercing nail block (2) are respectively flush with the two surfaces of the thickness of the fan rib (1).
10. The method for assembling a modular fan frame structure according to any one of claims 1 to 9, wherein the method comprises the steps of:
s1, horizontally laying the fan ribs (1);
s2, aligning a necking groove (21) of the fan rib nail penetrating block (2) with a necking groove matching lug (10) at the rear end of the fan rib (1), and matching the necking groove matching lug (10) of the fan rib (1) with the necking groove (21) together to finish assembly;
the two thickness surfaces of the assembled fan framework nail penetration block (2) are respectively flush with the two thickness surfaces of the fan framework (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111039855.1A CN113615944B (en) | 2021-09-06 | 2021-09-06 | Combined fan rib structure and assembling method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111039855.1A CN113615944B (en) | 2021-09-06 | 2021-09-06 | Combined fan rib structure and assembling method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113615944A true CN113615944A (en) | 2021-11-09 |
| CN113615944B CN113615944B (en) | 2023-12-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111039855.1A Active CN113615944B (en) | 2021-09-06 | 2021-09-06 | Combined fan rib structure and assembling method |
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| CN (1) | CN113615944B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR200286605Y1 (en) * | 2002-06-04 | 2002-08-22 | 남궁진 | A rotating fan |
| CN201219586Y (en) * | 2008-07-03 | 2009-04-15 | 杨垠弘 | Multifunctional fan |
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| TWM486983U (en) * | 2014-05-30 | 2014-10-01 | Univ Chien Hsin Sci & Tech | Bidirectional rotating fan |
| CN204089387U (en) * | 2014-08-21 | 2015-01-07 | 江西工埠机械有限责任公司 | The permanent magnet embedding structure of external rotor electric machine |
| CN206227820U (en) * | 2016-11-14 | 2017-06-09 | 范淮倩 | The heel component being conveniently replaceable |
| CN208083362U (en) * | 2018-04-24 | 2018-11-13 | 南阳飞龙汽车零部件有限公司 | A kind of tool taking dovetail groove sand core loose piece |
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| CN208707224U (en) * | 2018-08-21 | 2019-04-05 | 金信诺（常州）轨道信号系统科技有限公司 | Core of a cable fixture block group and its harness |
| CN210503061U (en) * | 2020-03-09 | 2020-05-12 | 天津德赛海洋工程平台装备有限公司 | Wedge-shaped dovetail groove structure applied to ship body assembly |
| CN211431341U (en) * | 2019-12-27 | 2020-09-08 | 浙江经贸职业技术学院 | Folding fan with high utilization rate |
| CN213664047U (en) * | 2020-12-10 | 2021-07-13 | 方鸿亮 | Fan and framework thereof |
-
2021
- 2021-09-06 CN CN202111039855.1A patent/CN113615944B/en active Active
Patent Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR200286605Y1 (en) * | 2002-06-04 | 2002-08-22 | 남궁진 | A rotating fan |
| CN201219586Y (en) * | 2008-07-03 | 2009-04-15 | 杨垠弘 | Multifunctional fan |
| CN201339253Y (en) * | 2009-01-05 | 2009-11-04 | 韩东升 | Transition arc structure dovetail slot thermal insulation board |
| CN103504744A (en) * | 2013-10-12 | 2014-01-15 | 宿迁市烟草公司沭阳分公司 | Bi-directional music foldable fan capable of displaying cigarette brands |
| TWM486983U (en) * | 2014-05-30 | 2014-10-01 | Univ Chien Hsin Sci & Tech | Bidirectional rotating fan |
| CN204089387U (en) * | 2014-08-21 | 2015-01-07 | 江西工埠机械有限责任公司 | The permanent magnet embedding structure of external rotor electric machine |
| CN206227820U (en) * | 2016-11-14 | 2017-06-09 | 范淮倩 | The heel component being conveniently replaceable |
| CN208083362U (en) * | 2018-04-24 | 2018-11-13 | 南阳飞龙汽车零部件有限公司 | A kind of tool taking dovetail groove sand core loose piece |
| CN208707224U (en) * | 2018-08-21 | 2019-04-05 | 金信诺（常州）轨道信号系统科技有限公司 | Core of a cable fixture block group and its harness |
| CN109090786A (en) * | 2018-10-30 | 2018-12-28 | 张国斌 | The big side bone of fan |
| CN211431341U (en) * | 2019-12-27 | 2020-09-08 | 浙江经贸职业技术学院 | Folding fan with high utilization rate |
| CN210503061U (en) * | 2020-03-09 | 2020-05-12 | 天津德赛海洋工程平台装备有限公司 | Wedge-shaped dovetail groove structure applied to ship body assembly |
| CN213664047U (en) * | 2020-12-10 | 2021-07-13 | 方鸿亮 | Fan and framework thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113615944B (en) | 2023-12-19 |
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