CN111927862B - Combined nut locked by spring - Google Patents
Combined nut locked by spring Download PDFInfo
- Publication number
- CN111927862B CN111927862B CN202010842198.3A CN202010842198A CN111927862B CN 111927862 B CN111927862 B CN 111927862B CN 202010842198 A CN202010842198 A CN 202010842198A CN 111927862 B CN111927862 B CN 111927862B
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- Prior art keywords
- nut
- spring
- fixed
- cylinder
- ring
- Prior art date
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- 238000003825 pressing Methods 0.000 claims abstract description 22
- 230000001174 ascending effect Effects 0.000 claims description 2
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B39/00—Locking of screws, bolts or nuts
- F16B39/02—Locking of screws, bolts or nuts in which the locking takes place after screwing down
- F16B39/12—Locking of screws, bolts or nuts in which the locking takes place after screwing down by means of locknuts
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B39/00—Locking of screws, bolts or nuts
- F16B39/02—Locking of screws, bolts or nuts in which the locking takes place after screwing down
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B39/00—Locking of screws, bolts or nuts
- F16B39/22—Locking of screws, bolts or nuts in which the locking takes place during screwing down or tightening
- F16B39/28—Locking of screws, bolts or nuts in which the locking takes place during screwing down or tightening by special members on, or shape of, the nut or bolt
- F16B39/284—Locking by means of elastic deformation
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Springs (AREA)
Abstract
The invention discloses a combined nut locked by a spring, which comprises a first nut, a second nut, a fixed cylinder, a pressing cylinder, a spring, a movable rod and a connecting rod, wherein a first threaded hole is formed in the axis of the first nut, the upper end of the first nut is provided with the fixed cylinder, the fixed cylinder surrounds the upper opening end of the first threaded hole, the spring is arranged inside the fixed cylinder, the upper end of the spring is fixed with the fixed cylinder, the lower end of the spring is connected with a plurality of horizontally arranged movable rods, all the movable rods are positioned on the same horizontal plane, and a plurality of vertically arranged guide grooves are formed in the side wall of the fixed cylinder. According to the invention, the first nut and the second nut are sequentially screwed on the same screw rod, so that the spring stretches and hoops the screw rod, and the first nut and the second nut are fixed by the connecting rod, so that the combined nut can be locked by the stretched spring, is not easy to loosen, and the effectiveness of the combined nut is ensured.
Description
[ technical field ] A method for producing a semiconductor device
The invention relates to the technical field of fasteners, in particular to the technical field of combined nuts.
[ background of the invention ]
A nut is a commonly used fastener that is used primarily in conjunction with a threaded rod or bolt. The existing nut can be loosened due to vibration and other reasons in the using process, and finally the nut is made to lose efficacy, so that certain potential safety hazards can be brought.
[ summary of the invention ]
The invention aims to solve the problems in the prior art and provides a combined nut locked by a spring, which can prevent the nut from loosening easily.
In order to achieve the above purpose, the invention provides a combined nut locked by a spring, which comprises a first nut, a second nut, a fixed cylinder, a pressing cylinder, a spring, a movable rod and a connecting rod, wherein a first threaded hole is formed in the axis of the first nut, the upper end of the first nut is provided with the fixed cylinder, the fixed cylinder surrounds the upper opening end of the first threaded hole, the spring is arranged inside the fixed cylinder, the upper end of the spring is fixed with the fixed cylinder, the lower end of the spring is connected with a plurality of horizontally arranged movable rods, all the movable rods are positioned on the same horizontal plane, the side wall of the fixed cylinder is provided with a plurality of vertically arranged guide grooves, the movable rod penetrates through the guide grooves, the second nut is arranged above the first nut, a second threaded hole is formed in the axis of the second nut, the lower end of the second nut is provided with the pressing cylinder, the pressing cylinder surrounds the lower opening end of the second threaded hole, the compressing cylinder is sleeved outside the fixed cylinder, the lower end face of the compressing cylinder props against the movable rod, and the first nut and the second nut are fixed through a plurality of connecting rods.
Preferably, the first nut, the second nut, the fixed cylinder, the compression cylinder and the spring are located on the same axis.
Preferably, the initial inner diameter of the spring is larger than the inner diameter of the threaded bore.
Preferably, the upper end of the fixed cylinder is provided with an auxiliary groove coaxial with the fixed cylinder, the inner wall of the auxiliary groove is provided with threads, a compression ring is screwed in the auxiliary groove, a fixed ring is clamped between the bottom of the auxiliary groove and the compression ring, the fixed ring is fixed with the upper end of the spring, and the inner diameter of the fixed ring is larger than that of the first threaded hole.
Preferably, a movable ring is fixed at the lower end of the spring, the inner diameter of the movable ring is larger than that of the first threaded hole, and the movable rod is fixed on the outer wall of the movable ring.
Preferably, an auxiliary ring is sleeved outside the fixed cylinder, and the movable rod is fixed with the auxiliary ring.
Preferably, a plurality of slots with upward openings are formed in the first nut, a plurality of jacks in one-to-one correspondence with the slots are formed in the second nut, the jacks penetrate through the upper end and the lower end of the second nut, a connecting rod is inserted into each jack, and the lower ends of the connecting rods are inserted into the corresponding slots.
The invention has the beneficial effects that: according to the invention, the first nut and the second nut are sequentially screwed on the same screw rod, so that the spring stretches and hoops the screw rod, and the first nut and the second nut are fixed by the connecting rod, so that the combined nut can be locked by the stretched spring, is not easy to loosen, and the effectiveness of the combined nut is ensured; the setting of activity ring and supplementary ring makes the spring can be better tensile for the spring can be effectual locks the combination formula nut.
The features and advantages of the present invention will be described in detail by embodiments in conjunction with the accompanying drawings.
[ description of the drawings ]
Fig. 1 is a front view of a combination nut of the present invention locked with a spring.
In the figure: 1-a first nut, 2-a second nut, 3-a fixed cylinder, 4-a pressing cylinder, 5-a spring, 6-a connecting rod, 10-a first threaded hole, 11-a slot, 20-a second threaded hole, 21-a jack, 30-an auxiliary groove, 31-a pressing ring, 35-a guide groove, 36-an auxiliary ring, 51-a fixed ring, 52-a movable ring and 55-a movable rod.
[ detailed description ] embodiments
Referring to fig. 1, the invention relates to a combined nut locked by a spring, which comprises a first nut 1, a second nut 2, a fixed cylinder 3, a pressing cylinder 4, a spring 5, a movable rod 55 and a connecting rod 6, wherein a first threaded hole 10 is arranged on the axis of the first nut 1, the upper end of the first nut 1 is provided with the fixed cylinder 3, the fixed cylinder 3 surrounds the upper opening end of the first threaded hole 10, the fixed cylinder 3 is internally provided with the spring 5, the upper end of the spring 5 is fixed with the fixed cylinder 3, the lower end of the spring 5 is connected with a plurality of horizontally arranged movable rods 55, all the movable rods 55 are positioned on the same horizontal plane, the side wall of the fixed cylinder 3 is provided with a plurality of vertically arranged guide grooves 35, the movable rods 55 penetrate through the guide grooves 35, the upper part of the first nut 1 is provided with the second nut 2, the axis of the second nut 2 is provided with a second threaded hole 20, the lower end of the second nut 2 is provided with a pressing cylinder 4, the pressing cylinder 4 surrounds the lower opening end of the second threaded hole 20, the pressing cylinder 4 is sleeved outside the fixed cylinder 3, the lower end face of the pressing cylinder 4 is abutted against the movable rod 55, the first nut 1 and the second nut 2 are fixed through a plurality of connecting rods 6, the first nut 1, the second nut 2, the fixed cylinder 3, the pressing cylinder 4 and the spring 5 are positioned on the same axis, the initial inner diameter of the spring 5 is larger than the inner diameter of the threaded hole, the upper end of the fixed cylinder 3 is provided with an auxiliary groove 30 which is coaxial with the fixed cylinder 3, the inner wall of the auxiliary groove 30 is provided with threads, a pressing ring 31 is screwed in the auxiliary groove 30, a fixed ring 51 is clamped between the bottom of the auxiliary groove 30 and the pressing ring 31, the fixed ring 51 is fixed with the upper end of the spring 5, the inner diameter of the fixed ring 51 is larger than the inner diameter of the first threaded hole 10, the lower end of the spring 5 is fixed with a movable ring 52, the internal diameter of activity ring 52 is greater than the internal diameter of first screw hole 10, and the movable rod 55 is fixed on the outer wall of activity ring 52, the outside cover of solid fixed cylinder 3 has an auxiliary ring 36, and movable rod 55 is fixed mutually with auxiliary ring 36, be equipped with the ascending slot 11 of a plurality of opening on the first nut 1, be equipped with the jack 21 of a plurality of and slot 11 one-to-one on the second nut 2, jack 21 runs through the upper and lower both ends of second nut 2, has all inserted a connecting rod 6 on every jack 21, and the lower extreme of connecting rod 6 inserts in the corresponding slot 11.
The working process of the invention is as follows:
in the working process of the combined nut locked by the spring, the first nut 1 and the second nut 2 are sequentially screwed on the same screw rod, so that the spring 5 stretches and hoops the screw rod, the first nut 1 and the second nut 2 are fixed by the connecting rod 6, the combined nut can be locked by the stretched spring and is not easy to loosen, and the effectiveness of the combined nut is ensured; the arrangement of the movable ring 52 and the auxiliary ring 36 allows the spring 5 to be stretched better, so that the spring 5 can effectively lock the combined nut.
The above embodiments are illustrative of the present invention, and are not intended to limit the present invention, and any simple modifications of the present invention are within the scope of the present invention.
Claims (4)
1. The utility model provides an utilize combination formula nut of spring locking which characterized in that: comprises a first nut (1), a second nut (2), a fixed cylinder (3), a pressing cylinder (4), a spring (5), movable rods (55) and a connecting rod (6), wherein a first threaded hole (10) is formed in the axis of the first nut (1), the upper end of the first nut (1) is provided with the fixed cylinder (3), the fixed cylinder (3) surrounds the upper opening end of the first threaded hole (10), the spring (5) is arranged inside the fixed cylinder (3), the upper end of the spring (5) is fixed with the fixed cylinder (3), the lower end of the spring (5) is connected with a plurality of horizontally arranged movable rods (55), all the movable rods (55) are positioned on the same horizontal plane, a plurality of vertically arranged guide grooves (35) are formed in the side wall of the fixed cylinder (3), the movable rods (55) penetrate through the guide grooves (35), the second nut (2) is arranged above the first nut (1), a second threaded hole (20) is formed in the axis of the second nut (2), a pressing cylinder (4) is arranged at the lower end of the second nut (2), the pressing cylinder (4) surrounds the lower opening end of the second threaded hole (20), the pressing cylinder (4) is sleeved outside the fixed cylinder (3), the lower end face of the pressing cylinder (4) abuts against the movable rod (55), the first nut (1) and the second nut (2) are fixed through a plurality of connecting rods (6), an auxiliary groove (30) coaxial with the fixed cylinder (3) is arranged at the upper end of the fixed cylinder (3), threads are arranged on the inner wall of the auxiliary groove (30), a pressing ring (31) is screwed in the auxiliary groove (30), a fixed ring (51) is clamped between the bottom of the auxiliary groove (30) and the pressing ring (31), the fixed ring (51) is fixed with the upper end of the spring (5), and the inner diameter of the fixed ring (51) is larger than that of the first threaded hole (10), the lower extreme of spring (5) is fixed with a movable ring (52), and the internal diameter of movable ring (52) is greater than the internal diameter of first screw hole (10), and movable rod (55) are fixed on the outer wall of movable ring (52), be equipped with the ascending slot of a plurality of opening (11) on first nut (1), be equipped with jack (21) of a plurality of and slot (11) one-to-one on second nut (2), jack (21) run through the upper and lower both ends of second nut (2), all inserted a connecting rod (6) on every jack (21), the lower extreme of connecting rod (6) inserts in corresponding slot (11).
2. The combination nut locked by a spring as claimed in claim 1, wherein: the first nut (1), the second nut (2), the fixed cylinder (3), the pressing cylinder (4) and the spring (5) are located on the same axis.
3. The combination nut locked by a spring as claimed in claim 1, wherein: the initial inner diameter of the spring (5) is larger than the inner diameter of the threaded hole.
4. The combination nut locked by a spring as claimed in claim 1, wherein: an auxiliary ring (36) is sleeved outside the fixed cylinder (3), and the movable rod (55) is fixed with the auxiliary ring (36).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010842198.3A CN111927862B (en) | 2020-08-20 | 2020-08-20 | Combined nut locked by spring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010842198.3A CN111927862B (en) | 2020-08-20 | 2020-08-20 | Combined nut locked by spring |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111927862A CN111927862A (en) | 2020-11-13 |
| CN111927862B true CN111927862B (en) | 2022-04-01 |
Family
ID=73306230
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010842198.3A Active CN111927862B (en) | 2020-08-20 | 2020-08-20 | Combined nut locked by spring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111927862B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB183024A (en) * | 1921-06-15 | 1922-07-20 | Godfrey Bamburg | Improved means for locking nuts on bolts or the like |
| CN202545528U (en) * | 2012-03-02 | 2012-11-21 | 徐斌 | Bidirectional thread safety fastener |
| CN205639239U (en) * | 2016-04-11 | 2016-10-12 | 海盐汇联通用配件有限公司 | Locking effectual nut |
| US20180252256A1 (en) * | 2017-03-02 | 2018-09-06 | Enduralock, LLC. | Spring-loaded nut plate |
| CN208431253U (en) * | 2017-10-30 | 2019-01-25 | 山东东岳智能机械制造股份有限公司 | Nut apparatus based on elastic counter-pressure |
| CN110566565A (en) * | 2019-08-30 | 2019-12-13 | 南京斯杩克机器人技术有限公司 | anti-loosening mechanism for robot installation |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20130001239U (en) * | 2011-08-16 | 2013-02-26 | 이수현 | Spring washer nut |
-
2020
- 2020-08-20 CN CN202010842198.3A patent/CN111927862B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB183024A (en) * | 1921-06-15 | 1922-07-20 | Godfrey Bamburg | Improved means for locking nuts on bolts or the like |
| CN202545528U (en) * | 2012-03-02 | 2012-11-21 | 徐斌 | Bidirectional thread safety fastener |
| CN205639239U (en) * | 2016-04-11 | 2016-10-12 | 海盐汇联通用配件有限公司 | Locking effectual nut |
| US20180252256A1 (en) * | 2017-03-02 | 2018-09-06 | Enduralock, LLC. | Spring-loaded nut plate |
| CN208431253U (en) * | 2017-10-30 | 2019-01-25 | 山东东岳智能机械制造股份有限公司 | Nut apparatus based on elastic counter-pressure |
| CN110566565A (en) * | 2019-08-30 | 2019-12-13 | 南京斯杩克机器人技术有限公司 | anti-loosening mechanism for robot installation |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111927862A (en) | 2020-11-13 |
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