CN109764048A - A kind of plastic screw self-locking device - Google Patents
A kind of plastic screw self-locking device Download PDFInfo
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- CN109764048A CN109764048A CN201910156686.6A CN201910156686A CN109764048A CN 109764048 A CN109764048 A CN 109764048A CN 201910156686 A CN201910156686 A CN 201910156686A CN 109764048 A CN109764048 A CN 109764048A
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- buckle
- fixed link
- ripple
- ripple fixed
- locking device
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Abstract
The invention discloses a kind of plastic screw self-locking device, drip irrigation device includes ripple fixed link and the buckle with the socket fastening of ripple fixed link；Multiple outer corrugated platings flipped up are provided in the ripple fixed link, the outer corrugated plating is radially equidistant discoid from being distributed and being formed in ripple fixed link outer peripheral sidewall；The inside setting of the buckle is there are two the interior corrugated sheet fastened with corresponding outer corrugated plating matching, and the interior corrugated sheet is turned over downwards and the formation deformation chamber between the inner sidewall of buckle, and the connecting pin radian of the interior corrugated sheet and buckle is less than 180 °.The present invention, which has, enables the lower end of ripple fixed link pass through buckle from top to bottom from the upper end of buckle, plays the role of that buckle is avoided to move down and fall off from ripple fixed link；Achieve the purpose that the problems such as avoiding outer corrugated plating from damaging influences the stability maintenance of ripple fixed link and buckle by the deformation and reset of interior corrugated sheet, has good clasping effects.
Description
Technical field
The present invention relates to a kind of structured packings, and more specifically it is related to a kind of plastic screw self-locking device.
Background technique
Structured packing is arranged by certain geometrical configuration, the filler neatly piled up.There are many structured packing type, according to it
Geometry can be divided into grid packing, ripple packing, Impulse packing etc..The structured packing that ripple packing is industrially applied is big absolutely
Part is ripple packing, and there are 30 ° and 45 ° in the inclination angle of the discoid filler that it is made of many corrugated sheets, ripple and tower axis
Two kinds, when assembling adjacent two corrugated plating reversely lean on it is folded.
Polypropylene material is with extensively in plastic ripple, due to the cutting of polypropylene polished rod, after screw die with injection molding
Two nuts are not fixed firmly, easy to fall off, therefore apply the extrusion molding of polyvinyl chloride material always in the actual production process
Bar；But polyvinyl chloride is lower than polypropylene heat-resisting quantity many out, causes easily to occur under polyacrylic applied at elevated temperature environment soft
Situations such as change falls off.
In the processing of existing plastic ripple filler, ripple fixed link is by the way that a polished rod is carried out screw die
Then one end is squeezed by force with nut and fixes, penetrates in ripple by processing, then the other end is squeezed into nut again and is fixed
And obtain, therefore will lead to ripple damage and other issues after nut to be squeezed into fixation by force and generate, and then influence spiral shell
Stability maintenance between cap and polished rod, it is difficult to reach good clasping effects, have much room for improvement.
Summary of the invention
In view of the deficiencies of the prior art, the present invention intends to provide a kind of plastic screw self-locking device, the modeling
Material screw rod self-locking device has the effect of that stability maintenance is high.
To achieve the above object, the present invention provides the following technical scheme that
A kind of plastic screw self-locking device, the buckle including ripple fixed link and with ripple fixed link socket fastening；
Multiple outer corrugated platings flipped up are provided in the ripple fixed link, the outer corrugated plating is in the ripple fixed link
It is radially equidistant discoid from being distributed and being formed in outer peripheral sidewall；
There are two the interior corrugated sheet fastened with the corresponding outer corrugated plating matching, the interior waves for the inside setting of the buckle
Line thin plate is turned over downwards and forms deformation chamber, the company of the interior corrugated sheet and the buckle between the inner sidewall of the buckle
End radian is connect less than 180 °.
Enable the lower end of ripple fixed link from card when assembling ripple fixed link and buckle by using above-mentioned technical proposal
The upper end of button passes through buckle from top to bottom, can the interior corrugated sheet on buckle contacted with the outer corrugated plating of ripple fixed link
When, inner sidewall deformation from interior corrugated sheet to buckle and as the rising of buckle is moved on outer corrugated plating, and it is thin in interior ripple
Interior corrugated sheet is resetted and is buckled with the outer corrugated plating being located on the downside of interior corrugated sheet after plate is located on the upside of corresponding outer corrugated plating
Tightly, play the role of that buckle is avoided to move down and fall off from ripple fixed link；Pass through the deformation and reset of interior corrugated sheet
Achieve the purpose that the stability maintenance for avoiding outer corrugated plating damage and other issues from occurring and influence ripple fixed link and buckle,
Have good clasping effects.
The present invention is further arranged to: the ripple fixed link is provided at least one of limiting slot, the inside of the buckle
It is provided with and is located between two interior corrugated sheets with the matched limit raised line of the limiting slot, the limit raised line.
By using above-mentioned technical proposal, when assembling ripple fixed link and buckle, in limit raised line insertion limiting slot into
And play the role of preventing from being buckled in rotating in ripple fixed link, so that ripple fixed link and the reversed of buckle be effectively prevent to take off
From.
The present invention is further arranged to: the lower end of the ripple fixed link is provided with described in the guidance limit raised line insertion
Plug end in limiting slot.
By using above-mentioned technical proposal, when assembling ripple fixed link and buckle, plug end guidance limit raised line insertion
In limiting slot, and then the difficulty of assembling ripple fixed link and buckle is significantly reduced, promotes the processing of the plastic screw self-locking device
Production efficiency.
The present invention is further arranged to: the outer corrugated plating successively includes card access surface, sliding face, the clamping from top to bottom
Face is formed with spacer ring perpendicular to the ripple fixed link axial line between the two neighboring outer corrugated plating, the ripple is solid
When fixed pole is with described be buckled in reversely by folding, lower end and the card access surface and the spacer ring of the interior corrugated sheet are supported
It connects, the interior corrugated sheet is separated with the sliding face.
It is interior when the interior corrugated sheet on buckle is located on the upside of corresponding outer corrugated plating by using above-mentioned technical proposal
The lower end of corrugated sheet forms stable fixed knot with abutting perpendicular to ripple fixed link axial line card access surface and spacer ring
Structure, and at this moment in corrugated sheet with sliding face be in isolated state, therefore interior corrugated sheet and corresponding external wave will be avoided
The densification of card connects and influences in ripple fixed link and move up buckle, to easily realize the wave in ripple fixed link
The adjusting of the fixed position length of line.
The present invention is further arranged to: being provided with all sides between the card access surface and the sliding face.
By using above-mentioned technical proposal, all sides play the diameter for reducing outer corrugated plating upper end, corrugated sheet in reduction
The effect of deformation potential when being detached from from sliding face upwards, thus internally corrugated sheet corresponding outer corrugated plating move up move into
Row effective protection extends the service life of the buckle and ripple fixed link.
The present invention is further arranged to: the upper end of the deformation chamber is provided with U-type groove.
By using above-mentioned technical proposal, while U-type groove is by the bonding strength of corrugated sheet and buckle in being promoted,
Interior corrugated sheet is to will play the role of corrugated sheet reset in driving after buckling inner sidewall movement, to be obviously improved interior ripple
The clasping effects of thin plate and corresponding outer corrugated plating, so that the plastic screw self-locking device has excellent stability maintenance.
The present invention is further arranged to: the upper end of the ripple fixed link is provided with polished rod, and the diameter of the polished rod is greater than
The internal diameter of the buckle.
By using above-mentioned technical proposal, avoid buckling from the disengaging of the upper end of ripple fixed link, and then reach and enable ripple solid
Fixed pole and buckle form the purpose of one-way locking structure, and being buckled in ripple fixed link just in buckle can not fall off, guarantee buckle with
The fixed stability of the ripple of ripple fixed link.
The present invention is further arranged to: the inner top side of the buckle is provided with guidance ripple fixed link and is inserted into the buckle
Guiding incline.
By using above-mentioned technical proposal, the difficulty of assembling fastening buckle and ripple fixed link is reduced, the plastic spiral is promoted
The processing efficiency of bar self-locking device.
The present invention is further arranged to: the ripple fixed link and described buckle pass through injection molding by polypropylene.
It by using above-mentioned technical proposal, avoids making the plastic screw self-locking device using polyvinyl chloride, so that than poly-
The strong polypropylene of the heat-resisting quantity of vinyl chloride, which reaches, avoids the plastic screw self-locking device under polyacrylic applied at elevated temperature environment
There is situations such as softening and shedding, extends the service life of the plastic screw self-locking device.
In conclusion the invention has the following advantages:
1: ripple fixed link is injection molding with buckle, and quality is stablized, can guarantee to produce in enormous quantities；
2: ripple fixed link is one-way locking structure with buckle, so that the buckle of fastening can not fall off from ripple fixed link, is protected
Demonstrate,prove the fixed stability of ripple；
3: ripple fixed link can be satisfied with the name kind materials'use of present plastic ripple with buckle, be able to satisfy a variety of materials ripple
Various use environments.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the present embodiment；
Fig. 2 is the enlarged structure schematic diagram of part A in Fig. 1；
Fig. 3 is the present invention looks up structural representation of the present embodiment；
Fig. 4 is in Fig. 3 along the schematic diagram of the section structure in the direction B-B；
Fig. 5 is the enlarged structure schematic diagram of C portion in Fig. 4.
Description of symbols: 1, polished rod；11, inside groove；12, end plate；2, ripple fixed link；21, outer corrugated plating；211, it is clamped
Face；212, all sides；213, face is slipped；22, limiting slot；23, spacer ring；24, plug end；3, it buckles；31, raised line is limited；32,
Interior corrugated sheet；321, sliding side；33, guiding incline；34, U-type groove.
Specific embodiment
Below in conjunction with attached drawing, invention is further described in detail.
As shown in Figure 1, a kind of plastic screw self-locking device, including ripple fixed link 2 and with 2 sets of buckles of ripple fixed link
Tight buckle 3.The upper end of ripple fixed link 2 is provided with polished rod 1, the diameter of polished rod 1 is greater than the internal diameter of buckle 3, plays and avoid
The effect that buckle 3 is detached from from the upper end of ripple fixed link 2 enables ripple fixed link 2 and buckle 3 form one-way locking structure, so that
Buckle 3 just can not fall off after being buckled in ripple fixed link 2, guarantee the stabilization fixed with the ripple of ripple fixed link 2 of buckle 3
Property.It is provided with multiple inside grooves 11 in the outer peripheral sidewall of polished rod 1 and the upper end of polished rod 1 is provided with end plate 12, and then passes through end
Plate 12 will play the role of being used cooperatively with buckle 3.
It should be noted that ripple fixed link 2 and buckle 3 be by injection molding, thus use polypropylene for material into
When row injection molding, it is up to and avoids making the plastic screw self-locking device using polyvinyl chloride, so that comparing polyvinyl chloride
The strong polypropylene of heat-resisting quantity reach that avoid the plastic screw self-locking device from occurring under polyacrylic applied at elevated temperature environment soft
Situations such as change falls off, extends the service life of the plastic screw self-locking device.
As shown in Figure 4, Figure 5, multiple outer corrugated platings 21 flipped up, and outer ripple are provided in ripple fixed link 2
Plate 21 is radially equidistant discoid from being distributed and being formed in 2 outer peripheral sidewall of ripple fixed link；The inside of buckle 3 is provided with two
It is a with the interior corrugated sheet 32 of corresponding outer corrugated plating 21 matching fastening, interior corrugated sheet 32 be turned over downwards and in buckle 3
Deformation chamber is formed between side wall.It should be noted that the connecting pin radian of interior corrugated sheet 32 and buckle 3 is less than 180 °, in turn
Achieve the purpose that promote interior corrugated sheet 32 when buckling 3 with the assembling of ripple fixed link 2 in deformability on outer corrugated plating 21.?
When assembling ripple fixed link 2 and buckle 3, the lower end of ripple fixed link 2 is enabled to pass through buckle 3 from top to bottom from the upper end of buckle 3, i.e.,
Interior corrugated sheet 32 can be enabled to buckle when the outer corrugated plating 21 for buckling the interior corrugated sheet 32 on 3 and ripple fixed link 2 contacts
3 inner sidewall deformation is simultaneously located at outside corresponding as the rising of buckle 3 is moved on outer corrugated plating 21, and in interior corrugated sheet 32
Interior corrugated sheet 32 is resetted and is fastened with the outer corrugated plating 21 for being located at interior 32 downside of corrugated sheet behind 21 upside of corrugated plating, is played
The effect for avoiding buckle 3 from moving down and fall off from ripple fixed link 2；Reached by the deformation of interior corrugated sheet 32 with reset
Outer damage of corrugated plating 21 and other issues is avoided to occur and influence the purpose of ripple fixed link 2 with the stability maintenance of buckle 3,
Have good clasping effects.
As shown in Figure 1 and Figure 2, ripple fixed link 2 is provided at least one of limiting slot 22, buckle 3 inside be provided with
The matched limit raised line 31 of limiting slot 22, and limit raised line 31 and be located between two interior corrugated sheets 32, and then in assembling ripple
When fixed link 2 and buckle 3, limit raised line 31, which is inserted into limiting slot 22 and then plays, prevents buckle 3 from rotating in ripple fixed link 2
Effect, thus effectively prevent ripple fixed link 2 and buckle 3 reversed disengaging.It should be noted that in ripple fixed link 2
Lower end is provided with the plug end 24 that guidance limit raised line 31 is inserted into limiting slot 22, and then in assembling ripple fixed link 2 and buckle 3
When, the guidance limit raised line 31 of plug end 24 is inserted into limiting slot 22, and then will significantly reduce assembling ripple fixed link 2 and buckle 3
Difficulty, promote the processing efficiency of the plastic screw self-locking device.
As shown in Figure 3, Figure 4, outer corrugated plating 21 successively includes card access surface 211, sliding face 213 from top to bottom.Card access surface 211
Perpendicular to 2 axial line of ripple fixed link, and spacer ring 23 is formed between two neighboring outer corrugated plating 21.In ripple fixed link
2 with buckle 3 reversely by fold when, the lower end of interior corrugated sheet 32 is abutted with card access surface 211 and spacer ring 23, and interior corrugated sheet
32 separate with sliding face 213, so that when buckling the interior corrugated sheet 32 on 3 positioned at corresponding outer 21 upside of corrugated plating, interior wave
The lower end of line thin plate 32 is formed stable with abutting perpendicular to 2 axial line card access surface 211 of ripple fixed link and spacer ring 23
Fixed structure, and at this moment in corrugated sheet 32 with sliding face 213 be in isolated state, therefore interior corrugated sheet 32 will be avoided
It is connected with the densification of corresponding outer corrugated plating 21 and influences in ripple fixed link 2 and move up buckle 3, to easily realize
The adjusting of the fixed position length of ripple in ripple fixed link 2.
Effective protection is carried out in order to which internal corrugated sheet 32 is mobile on corresponding outer corrugated plating 21, and then in card access surface
The week buffered when setting supplies interior corrugated sheet 32 from the movement of sliding face 213 to card access surface 211 between 211 and sliding face 213
Side 212 so that all sides 212 play the diameter for reducing outer 21 upper end of corrugated plating, in reduction corrugated sheet 32 upwards from slipping
On face 213 be detached from when deformation potential effect, thus protect in corrugated sheet 32 while reach extend the buckle 3 and
The purpose of 2 service life of ripple fixed link.
As shown in figure 5, the upper end of deformation chamber is provided with U-type groove 34, by U-type groove 34 will in being promoted corrugated sheet 32 with
While the bonding strength of buckle 3, corrugated sheet 32 in driving will be played after interior corrugated sheet 32 is mobile to 3 inner sidewalls of buckle
The effect of reset, so that the clasping effects of interior corrugated sheet 32 with corresponding outer corrugated plating 21 are obviously improved, so that the plastic spiral
Bar self-locking device has excellent stability maintenance.At the same time, the inner top side of buckle 3 is provided with guidance ripple fixed link
The guiding incline 33 of 2 insertion buckles 3, to will further decrease the difficulty of assembling fastening buckle 3 with ripple fixed link 2, being promoted should
The processing efficiency of plastic screw self-locking device.
The above description is only a preferred embodiment of the present invention, and protection scope of the present invention is not limited only to above-mentioned implementation
Example, as long as the technical solution belonged under thinking of the present invention all belongs to the scope of protection of the present invention.It should be pointed out that being led for this technology
For the those of ordinary skill in domain, several modifications and retouching without departing from the principles of the present invention, these are modified and retouching
Also it should be regarded as protection scope of the present invention.
Claims (9)
1. a kind of plastic screw self-locking device, it is characterised in that:
Buckle (3) including ripple fixed link (2) and with the ripple fixed link (2) socket fastening；
Multiple outer corrugated platings (21) flipped up are provided on the ripple fixed link (2), the outer corrugated plating (21) is in institute
It states radially equidistant discoid from being distributed and being formed in ripple fixed link (2) outer peripheral sidewall；
There are two the interior corrugated sheets fastened with corresponding outer corrugated plating (21) matching for the inside setting of the buckle (3)
(32), the interior corrugated sheet (32) is turned over downwards and forms deformation chamber, the interior wave between the inner sidewall of the buckle (3)
Line thin plate (32) and the connecting pin radian of the buckle (3) are less than 180 °.
2. a kind of plastic screw self-locking device according to claim 1, it is characterised in that: the ripple fixed link (2) sets
It is equipped at least one of limiting slot (22), is provided on the inside of the buckle (3) and the matched limit raised line of the limiting slot (22)
(31), the limit raised line (31) is located between two interior corrugated sheets (32).
3. a kind of plastic screw self-locking device according to claim 2, it is characterised in that: the ripple fixed link (2)
Lower end, which is provided with, guides limit raised line (31) to be inserted into the plug end (24) in the limiting slot (22).
4. a kind of plastic screw self-locking device according to claim 1, it is characterised in that: the outer corrugated plating (21) is from upper
It successively include card access surface (211), sliding face (213) under, the card access surface (211) is perpendicular to ripple fixed link (2) axis
Heart line is formed with spacer ring (23) between the two neighboring outer corrugated plating (21), the ripple fixed link (2) and the buckle
(3) when reversed by folding, the lower end of the interior corrugated sheet (32) is supported with the card access surface (211) and the spacer ring (23)
It connects, the interior corrugated sheet (32) separates with the sliding face (213).
5. a kind of plastic screw self-locking device according to claim 4, it is characterised in that: the card access surface (211) and institute
It states and is provided with all sides (212) between sliding face (213).
6. a kind of plastic screw self-locking device according to claim 1, it is characterised in that: the upper end of the deformation chamber is arranged
There are U-type groove (34).
7. a kind of plastic screw self-locking device according to claim 1, it is characterised in that: the ripple fixed link (2)
Upper end is provided with polished rod (1), and the diameter of the polished rod (1) is greater than the internal diameter of the buckle (3).
8. a kind of plastic screw self-locking device according to claim 1, it is characterised in that: on the inside of the buckle (3)
End is provided with the guiding incline (33) of guidance ripple fixed link (2) the insertion buckle (3).
9. a kind of plastic screw self-locking device according to claim 1, it is characterised in that: the ripple fixed link (2) and
The buckle (3) passes through injection molding by polypropylene.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910156686.6A CN109764048B (en) | 2019-03-01 | 2019-03-01 | Plastic screw self-locking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910156686.6A CN109764048B (en) | 2019-03-01 | 2019-03-01 | Plastic screw self-locking device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109764048A true CN109764048A (en) | 2019-05-17 |
| CN109764048B CN109764048B (en) | 2024-03-29 |
Family
ID=66457696
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910156686.6A Active CN109764048B (en) | 2019-03-01 | 2019-03-01 | Plastic screw self-locking device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109764048B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030146622A1 (en) * | 2002-02-01 | 2003-08-07 | Cable Management Products Limited | Pipe couplings |
| CN203322580U (en) * | 2013-06-15 | 2013-12-04 | 陈星� | High-temperature-resistant polyethylene corrugated connecting pipe |
| JP2016048081A (en) * | 2014-08-27 | 2016-04-07 | 株式会社ショーワ | Suspension device and cover member |
| CN106795905A (en) * | 2014-08-29 | 2017-05-31 | M·兰德维尔 | Structural elements for axially securing components to rods and shafts |
| CN206347239U (en) * | 2017-01-10 | 2017-07-21 | 浙江美特康管业有限公司 | Corrugated water pipe ready-packaged joint |
| CN107339308A (en) * | 2016-12-28 | 2017-11-10 | 安徽江淮汽车集团股份有限公司 | A kind of double thread connection can pre-install buckle |
| CN209638187U (en) * | 2019-03-01 | 2019-11-15 | 萍乡市方兴石化填料有限公司 | A kind of plastic screw self-locking device |
-
2019
- 2019-03-01 CN CN201910156686.6A patent/CN109764048B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030146622A1 (en) * | 2002-02-01 | 2003-08-07 | Cable Management Products Limited | Pipe couplings |
| CN203322580U (en) * | 2013-06-15 | 2013-12-04 | 陈星� | High-temperature-resistant polyethylene corrugated connecting pipe |
| JP2016048081A (en) * | 2014-08-27 | 2016-04-07 | 株式会社ショーワ | Suspension device and cover member |
| CN106795905A (en) * | 2014-08-29 | 2017-05-31 | M·兰德维尔 | Structural elements for axially securing components to rods and shafts |
| CN107339308A (en) * | 2016-12-28 | 2017-11-10 | 安徽江淮汽车集团股份有限公司 | A kind of double thread connection can pre-install buckle |
| CN206347239U (en) * | 2017-01-10 | 2017-07-21 | 浙江美特康管业有限公司 | Corrugated water pipe ready-packaged joint |
| CN209638187U (en) * | 2019-03-01 | 2019-11-15 | 萍乡市方兴石化填料有限公司 | A kind of plastic screw self-locking device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109764048B (en) | 2024-03-29 |
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Application publication date: 20190517 Assignee: Jiangxi Aite mass transfer technology Co.,Ltd. Assignor: PINGXIANG FXSINO PETROCHEMICAL PACKING Co.,Ltd. Contract record no.: X2024980016319 Denomination of invention: A plastic screw self-locking device Granted publication date: 20240329 License type: Common License Record date: 20240924 |
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