CN111963558A - Bolt group not easy to loosen - Google Patents
Bolt group not easy to loosen Download PDFInfo
- Publication number
- CN111963558A CN111963558A CN202010920134.0A CN202010920134A CN111963558A CN 111963558 A CN111963558 A CN 111963558A CN 202010920134 A CN202010920134 A CN 202010920134A CN 111963558 A CN111963558 A CN 111963558A
- Authority
- CN
- China
- Prior art keywords
- nut
- stud
- limiting
- bolt
- auxiliary
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 230000000903 blocking effect Effects 0.000 claims description 6
- 238000000034 method Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 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
Images
Classifications
-
- 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
- F16B39/282—Locking by means of special shape of work-engaging surfaces, e.g. notched or toothed nuts
-
- 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
- F16B39/10—Locking of screws, bolts or nuts in which the locking takes place after screwing down by a plate, spring, wire or ring immovable with regard to the bolt or object and mainly perpendicular to the axis of the bolt
-
- 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
-
- 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
- F16B39/24—Locking of screws, bolts or nuts in which the locking takes place during screwing down or tightening by means of washers, spring washers, or resilient plates that lock against the object
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Connection Of Plates (AREA)
Abstract
The invention discloses a bolt group not easy to loosen, which comprises a bolt, a main nut, an auxiliary nut, a fixing ring, a first limiting groove, a second limiting groove and a limiting plate, wherein the bolt consists of a bolt head and a stud, the stud is fixed at the bottom of the bolt head, the main nut is screwed on the stud, the fixing ring is fixed at the bottom of the main nut, external threads are arranged on the outer wall of the fixing ring, the auxiliary nut is screwed on the fixing ring, an auxiliary ring is arranged on the inner wall of the auxiliary nut, the inner diameter of the auxiliary ring is slightly larger than the outer diameter of the stud, and a plurality of first limiting grooves are arranged on the stud. According to the invention, the first limiting groove, the second limiting groove and the limiting plate are matched, so that the main nut and the stud are not easy to rotate relatively after the bolt group is installed, the bolt group is not easy to loosen, and the connection reliability 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 bolt groups.
[ background of the invention ]
Bolt sets are a common type of fastener that is used in a wide variety of applications. The existing bolt group is easy to loosen in the using process, so that loosening is generated between parts connected through the bolt group, and 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 bolt group which is not easy to loosen, so that the bolt group can be firmly fixed and is not easy to loosen.
In order to achieve the purpose, the invention provides a bolt group not easy to loosen, which comprises a bolt, a main nut, an auxiliary nut, a fixing ring, a first limiting groove, a second limiting groove and a limiting plate, wherein the bolt consists of a bolt head and a stud, the stud is fixed at the bottom of the bolt head, the main nut is screwed on the stud, the fixing ring is fixed at the bottom of the main nut, external threads are arranged on the outer wall of the fixing ring, the auxiliary nut is screwed on the fixing ring, an auxiliary ring is arranged on the inner wall of the auxiliary nut, the inner diameter of the auxiliary ring is slightly larger than the outer diameter of the stud, a plurality of first limiting grooves are arranged on the stud, the first limiting grooves are vertically arranged, the first limiting grooves penetrate through the bottom end surface of the stud, a plurality of second limiting grooves corresponding to the first limiting grooves one by one are arranged on the inner wall of the auxiliary ring, the open ends of the first limiting grooves are opposite to, each group of corresponding first limiting grooves and corresponding second limiting grooves correspond to one limiting plate, one side of each limiting plate is embedded in the corresponding first limiting groove, and the other side of each limiting plate is embedded in the corresponding second limiting groove.
Preferably, the bottom end of the bolt head is provided with a plurality of anti-loosening threads.
Preferably, the top of the main nut is provided with a locking washer.
Preferably, the main nut and the fixing ring are of an integrated structure, and the inner diameter of the fixing ring is larger than the outer diameter of the stud.
Preferably, the cross sections of the first limiting groove and the second limiting groove are both rectangular, and the widths of the first limiting groove and the second limiting groove are the same.
Preferably, the limiting plate and the first limiting groove are in interference fit, and the limiting plate and the second limiting plate are in interference fit.
Preferably, a blocking nut is screwed on the stud, and the top end of the blocking nut is in contact with the bottom end of the limiting plate.
Preferably, the lower horizontal height of the bottom end of the main nut and the top end of the first limit groove is in contact with the top end of the limit plate.
Preferably, the bottom end of the auxiliary ring is flush with the bottom end of the auxiliary nut, and the auxiliary nut and the auxiliary ring are of an integrated structure.
The invention has the beneficial effects that: according to the invention, the first limiting groove, the second limiting groove and the limiting plate are matched, so that the main nut and the stud are not easy to rotate relatively after the bolt group is installed, the bolt group is not easy to loosen, and the reliability of connection is ensured; the stop nut is arranged to ensure that the limiting plate is not easy to fall off, and the anti-loosening effect is ensured.
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 bolt assembly of the present invention that is not susceptible to loosening;
fig. 2 is a partial bottom view of a bolt assembly not susceptible to loosening according to the present invention.
In the figure: the anti-loosening device comprises a bolt 1, a main nut 2, an auxiliary nut 3, a limiting plate 4, a locking thread 10, a bolt head 11, a bolt 15, a first limiting groove 16, a blocking nut 17, a locking gasket 20, a fixing ring 21, an auxiliary ring 35 and a second limiting groove 36.
[ detailed description ] embodiments
Referring to fig. 1 and 2, the bolt assembly not easy to loosen of the present invention includes a bolt 1, a main nut 2, an auxiliary nut 3, a fixing ring 21, a first limiting groove 16, a second limiting groove 36, and a limiting plate 4, where the bolt 1 is composed of a bolt head 11 and a stud 15, the stud 15 is fixed at the bottom of the bolt head 11, the main nut 2 is screwed on the stud 15, the fixing ring 21 is fixed at the bottom of the main nut 2, an external thread is provided on the outer wall of the fixing ring 21, the auxiliary nut 3 is screwed on the fixing ring 21, an auxiliary ring 35 is provided on the inner wall of the auxiliary nut 3, the inner diameter of the auxiliary ring 35 is slightly larger than the outer diameter of the stud 15, a plurality of first limiting grooves 16 are provided on the stud 15, the first limiting grooves 16 are vertically provided, the first limiting grooves 16 penetrate through the bottom end surface of the stud 15, a plurality of second limiting grooves 36 corresponding to the first limiting grooves 16 one to one are provided on, the open end of the first limiting groove 16 and the open end of the corresponding second limiting groove 36 are oppositely arranged, each group of corresponding first limiting groove 16 and second limiting groove 36 corresponds to one limiting plate 4, one side of each limiting plate 4 is embedded in the first limiting groove 16, the other side of each limiting plate 4 is embedded in the second limiting groove 36, the bottom end of the bolt head 11 is provided with a plurality of anti-loosening threads 10, the top of the main nut 2 is provided with one anti-loosening gasket 20, the main nut 2 and the fixing ring 21 are of an integrated structure, the inner diameter of the fixing ring 21 is larger than the outer diameter of the stud 15, the cross sections of the first limiting groove 16 and the second limiting groove 36 are both rectangular, the first limiting groove 16 and the second limiting groove 36 are the same in width, the limiting plates 4 and the first limiting groove 16 are in interference fit, the limiting plates 4 and the second limiting plate 4 are in interference fit, and the stud 15 is screwed with one blocking nut 17, the top that blocks nut 17 contacts with the bottom of limiting plate 4, the lower person of the level of these two of main nut 2 bottom and first spacing groove 16 top contacts with the top of limiting plate 4, the bottom of auxiliary ring 35 and the bottom parallel and level of auxiliary nut 3, auxiliary nut 3 and auxiliary ring 35 formula structure as an organic whole.
The working process of the invention is as follows:
in the working process of the bolt group which is not easy to loosen, the first limiting groove 16, the second limiting groove 36 and the limiting plate 4 are matched, so that the main nut 2 and the stud 15 are not easy to rotate relatively after the bolt group is installed, the bolt group is not easy to loosen, and the connection reliability is ensured; the stop nut 17 is arranged to ensure that the limiting plate 4 is not easy to fall off, and the anti-loosening effect is ensured.
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 (9)
1. The utility model provides a difficult not hard up bolt assembly which characterized in that: the bolt comprises a bolt (1), a main nut (2), an auxiliary nut (3), a fixing ring (21), a first limiting groove (16), a second limiting groove (36) and a limiting plate (4), wherein the bolt (1) consists of a bolt head (11) and a stud (15), the stud (15) is fixed at the bottom of the bolt head (11), the main nut (2) is screwed on the stud (15), the fixing ring (21) is fixed at the bottom of the main nut (2), external threads are arranged on the outer wall of the fixing ring (21), the auxiliary nut (3) is screwed on the fixing ring (21), an auxiliary ring (35) is arranged on the inner wall of the auxiliary nut (3), the inner diameter of the auxiliary ring (35) is slightly larger than the outer diameter of the stud (15), a plurality of first limiting grooves (16) are arranged on the stud (15), the first limiting grooves (16) are vertically arranged, and run through the bottom end face of the stud (15), be equipped with a plurality of second spacing grooves (36) with first spacing groove (16) one-to-one on the inner wall of auxiliary ring (35), the open end of first spacing groove (16) sets up with the open end of corresponding second spacing groove (36) relatively, and every corresponding first spacing groove of group (16) and second spacing groove (36) correspond a limiting plate (4), and inlay in first spacing groove (16) one side of limiting plate (4), and inlay in second spacing groove (36) the opposite side of limiting plate (4).
2. The bolt assembly not easy to loosen of claim 1, wherein: the bottom end of the bolt head (11) is provided with a plurality of anti-loosening threads (10).
3. The bolt assembly not easy to loosen of claim 1, wherein: the top of the main nut (2) is provided with a locking gasket (20).
4. The bolt assembly not easy to loosen of claim 1, wherein: the main nut (2) and the fixing ring (21) are of an integrated structure, and the inner diameter of the fixing ring (21) is larger than the outer diameter of the stud (15).
5. The bolt assembly not easy to loosen of claim 1, wherein: the cross sections of the first limiting groove (16) and the second limiting groove (36) are rectangular, and the widths of the first limiting groove (16) and the second limiting groove (36) are the same.
6. The bolt assembly not easy to loosen of claim 1, wherein: the limiting plate (4) and the first limiting groove (16) are in interference fit, and the limiting plate (4) and the second limiting plate (4) are in interference fit.
7. The bolt assembly not easy to loosen of claim 1, wherein: a blocking nut (17) is screwed on the stud (15), and the top end of the blocking nut (17) is in contact with the bottom end of the limiting plate (4).
8. The bolt assembly not easy to loosen of claim 1, wherein: the lower horizontal height of the bottom end of the main nut (2) and the top end of the first limiting groove (16) is in contact with the top end of the limiting plate (4).
9. The bolt assembly not easy to loosen of claim 1, wherein: the bottom end of the auxiliary ring (35) is flush with the bottom end of the auxiliary nut (3), and the auxiliary nut (3) and the auxiliary ring (35) are of an integrated structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010920134.0A CN111963558B (en) | 2020-09-04 | 2020-09-04 | Bolt group not easy to loosen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010920134.0A CN111963558B (en) | 2020-09-04 | 2020-09-04 | Bolt group not easy to loosen |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111963558A true CN111963558A (en) | 2020-11-20 |
| CN111963558B CN111963558B (en) | 2022-07-01 |
Family
ID=73392023
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010920134.0A Active CN111963558B (en) | 2020-09-04 | 2020-09-04 | Bolt group not easy to loosen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111963558B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114810785A (en) * | 2022-05-14 | 2022-07-29 | 福安奥展实业有限公司 | Nut with self-locking effect |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2908896Y (en) * | 2006-03-21 | 2007-06-06 | 晋城市标准件厂 | Fastener of anti-loss screw |
| CN101109406A (en) * | 2007-08-29 | 2008-01-23 | 李福宏 | quick disassembled and installed loose-proof fastener |
| KR20080063909A (en) * | 2007-01-03 | 2008-07-08 | 한국기초과학지원연구원 | Fixing member of castle nut and bolt |
| CN104791352A (en) * | 2015-05-07 | 2015-07-22 | 祝建飞 | Looseness preventing fastener |
| CN207178420U (en) * | 2017-07-21 | 2018-04-03 | 周贵祖 | Component caging bolt |
| CN110469575A (en) * | 2019-08-30 | 2019-11-19 | 刘启超 | A kind of screw assembly of never becoming loose |
-
2020
- 2020-09-04 CN CN202010920134.0A patent/CN111963558B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2908896Y (en) * | 2006-03-21 | 2007-06-06 | 晋城市标准件厂 | Fastener of anti-loss screw |
| KR20080063909A (en) * | 2007-01-03 | 2008-07-08 | 한국기초과학지원연구원 | Fixing member of castle nut and bolt |
| CN101109406A (en) * | 2007-08-29 | 2008-01-23 | 李福宏 | quick disassembled and installed loose-proof fastener |
| CN104791352A (en) * | 2015-05-07 | 2015-07-22 | 祝建飞 | Looseness preventing fastener |
| CN207178420U (en) * | 2017-07-21 | 2018-04-03 | 周贵祖 | Component caging bolt |
| CN110469575A (en) * | 2019-08-30 | 2019-11-19 | 刘启超 | A kind of screw assembly of never becoming loose |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114810785A (en) * | 2022-05-14 | 2022-07-29 | 福安奥展实业有限公司 | Nut with self-locking effect |
| CN114810785B (en) * | 2022-05-14 | 2024-02-27 | 福安奥展实业有限公司 | Nut with self-locking effect |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111963558B (en) | 2022-07-01 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN210164768U (en) | Anti-loosening sleeve bolt | |
| CN111963558B (en) | Bolt group not easy to loosen | |
| CN111810513A (en) | Big flange face extrusion self sealss check bolt of hexagonal | |
| CN204664117U (en) | A kind of flanged surface nylon nut | |
| CN111637132B (en) | Retaining anti-loose combined nut | |
| CN203477010U (en) | Anti-slip anti-loosening bolt structure | |
| CN209743358U (en) | Self-locking nut | |
| CN211901243U (en) | Locknut structure with screw pitch difference | |
| CN210509913U (en) | Anti-dismantling bolt structure | |
| CN216199729U (en) | Anti-loosening shockproof screw | |
| CN219413179U (en) | Anti-loose hexagonal bolt | |
| CN215720132U (en) | Bolt with good connection fastening and anti-falling effects | |
| CN112628273A (en) | Anti-loosening mechanism | |
| CN212985752U (en) | Screw with anti-loosening function | |
| CN220452467U (en) | Lock bolt convenient to installation | |
| CN221074933U (en) | Built-in self-locking nut | |
| CN218971621U (en) | Lock bolt | |
| CN220791741U (en) | Integral type self-locking nut | |
| CN216382179U (en) | Interlocking type anti-loosening bolt assembly | |
| CN216742398U (en) | Pressure point type locking nut | |
| CN204458759U (en) | Freeway guardrail special with pad conjoined lock screw | |
| CN218934988U (en) | Lock nut | |
| CN217207273U (en) | Connecting mechanism with anti-loosening function for switching block and valve body | |
| CN216382191U (en) | Novel check bolt assembly | |
| CN203906509U (en) | Round nut locking structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |