CN111637132B - Retaining anti-loose combined nut - Google Patents
Retaining anti-loose combined nut Download PDFInfo
- Publication number
- CN111637132B CN111637132B CN202010571868.2A CN202010571868A CN111637132B CN 111637132 B CN111637132 B CN 111637132B CN 202010571868 A CN202010571868 A CN 202010571868A CN 111637132 B CN111637132 B CN 111637132B
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- Prior art keywords
- ring
- nut
- main
- mounting groove
- threaded hole
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- 238000007906 compression Methods 0.000 claims abstract description 9
- 230000006835 compression Effects 0.000 claims abstract description 7
- 238000003825 pressing Methods 0.000 claims description 11
- 230000000694 effects Effects 0.000 claims description 9
- 239000004576 sand Substances 0.000 claims description 4
- 238000009434 installation Methods 0.000 abstract description 18
- 238000000034 method Methods 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
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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
- F16B39/10—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
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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
- F16B37/00—Nuts or like thread-engaging members
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Bolts, Nuts, And Washers (AREA)
- Clamps And Clips (AREA)
Abstract
The invention discloses a backstop and anti-loose combined nut which comprises a main nut, a movable ring, a compression ring, side grooves and convex strips, wherein the main nut is provided with an installation groove with an upward opening, the bottom of the installation groove is provided with a main threaded hole, the inner diameter of the installation groove is larger than that of the main threaded hole, the installation groove and the main threaded hole are coaxial with the main nut, the side wall of the installation groove is provided with a plurality of vertically arranged side grooves, the side grooves extend downwards from the top of the installation groove to the bottom of the installation groove, the installation groove is internally provided with the movable ring, the thickness of the movable ring is smaller than the depth of the installation groove, the outer wall of the movable ring is provided with a plurality of convex strips which are in one-to-one correspondence with the side grooves, the convex strips are embedded into the side grooves, and the inner wall of the movable ring is provided with internal threads. According to the invention, the compression ring is matched with the movable ring, so that the main nut and the screw can be locked through the compression ring after being screwed tightly, and the combined nut has good backstop and anti-loosening performances.
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 nuts.
[ background of the invention ]
The nut is a common fastener and is widely applied. The requirements for the nut are different for different applications. In some occasions, the nut is required to have a good backstop and anti-loose effect so as to ensure the effectiveness of connection. The existing nut has an unsatisfactory stopping and locking effect and cannot meet the requirement well.
[ summary of the invention ]
The invention aims to solve the problems in the prior art and provides a retaining and anti-loosening combined nut which can enable the nut to have good retaining and anti-loosening performance.
In order to achieve the purpose, the invention provides a retaining and anti-loosening combined nut which comprises a main nut, a movable ring, a pressing ring, side grooves and raised strips, wherein the main nut is provided with a mounting groove with an upward opening, the bottom of the mounting groove is provided with a main threaded hole, the inner diameter of the mounting groove is larger than that of the main threaded hole, the mounting groove and the main threaded hole are coaxial with the main nut, the side wall of the mounting groove is provided with a plurality of vertically arranged side grooves, the side grooves extend downwards from the top of the mounting groove to the bottom of the mounting groove, the mounting groove is internally provided with the movable ring, the thickness of the movable ring is smaller than the depth of the mounting groove, the outer wall of the movable ring is provided with a plurality of raised strips which are in one-to-one correspondence with the side grooves, the raised strips are embedded into the side grooves, the inner wall of the movable ring is provided with internal threads, screw teeth forming the internal threads are composed of a rigid upper tooth body and an elastic lower tooth body, the lower tooth body is fixed on the lower end surface of the upper tooth body, the top of main nut is equipped with a clamping ring, and it is gapped between clamping ring and the main nut, the clamping ring bottom is fixed with a plurality of and the depression bar of side groove one-to-one, and the depression bar inserts the side inslot and supports the sand grip, be equipped with a plurality of bolt on the clamping ring, be equipped with the fixed screw hole of a plurality of and bolt one-to-one on the up end of main nut, the bolt pierces through the clamping ring and twists on fixed screw hole.
Preferably, an anti-loosening ring is fixed at the bottom of the main nut, and a plurality of anti-loosening threads are arranged at the bottom of the anti-loosening ring.
Preferably, be equipped with the horizontal through-hole of a plurality of and side groove one-to-one on the lateral wall of main nut, the through-hole cross-section is the square, and the through-hole diapire is the diapire parallel and level of mounting groove, and it is the elastic strip of square that a cross-section is inserted in the through-hole, and the elastic strip stretches into the side inslot, and the sand grip bottom contacts with the elastic strip top.
Preferably, the inner diameter of the pressing ring is larger than that of the main threaded hole.
Preferably, the internal thread on the inner wall of the movable ring is the same as the thread in the main threaded hole.
Preferably, a gap is formed between the bottom end of the fixing threaded hole and the bottom end of the bolt.
The invention has the beneficial effects that: according to the invention, the compression ring is matched with the movable ring, so that the main nut and the screw can be locked through the compression ring after being screwed tightly, and the combined nut has good backstop and anti-loosening performance; the setting of elastic strip makes the activity ring can reserve out sufficient removal space for the clamping ring is convenient for twist on the screw rod, and makes the clamping ring oppress the activity ring occasionally sufficient removal space.
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 back-stop and anti-loose combination nut of the present invention;
FIG. 2 is a top view of a main nut of the back-stop and anti-loose combination nut of the present invention;
fig. 3 is a schematic view of a thread of the back-stop and anti-loose combination nut of the invention.
In the figure: 1-main nut, 2-movable ring, 3-compression ring, 10-main threaded hole, 11-mounting groove, 12-side groove, 13-through hole, 14-elastic strip, 15-fixed threaded hole, 16-anti-loosening ring, 17-anti-loosening grain, 21-internal thread, 22-raised strip, 25-upper tooth body, 26-lower tooth body, 31-compression bar and 35-bolt.
[ detailed description ] embodiments
Referring to fig. 1, 2 and 3, the invention relates to a retaining and anti-loosening combined nut, which comprises a main nut 1, a movable ring 2, a pressing ring 3, side grooves 12 and convex strips 22, wherein the main nut 1 is provided with an installation groove 11 with an upward opening, the bottom of the installation groove 11 is provided with a main threaded hole 10, the inner diameter of the installation groove 11 is larger than that of the main threaded hole 10, the installation groove 11 and the main threaded hole 10 are coaxial with the main nut 1, the side wall of the installation groove 11 is provided with a plurality of vertically arranged side grooves 12, the side grooves 12 extend downwards from the top of the installation groove 11 to the bottom of the installation groove 11, the installation groove 11 is internally provided with a movable ring 2, the thickness of the movable ring 2 is smaller than the depth of the installation groove 11, the outer wall of the movable ring 2 is provided with a plurality of convex strips 22 which are in one-to-one correspondence with the side grooves 12, the convex strips 22 are embedded into the side grooves 12, the inner wall of the movable ring 2 is provided with internal threads 21, the thread forming the internal thread 21 comprises a rigid upper tooth body 25 and an elastic lower tooth body 26, the lower tooth body 26 is fixed on the lower end face of the upper tooth body 25, a pressing ring 3 is arranged above the main nut 1, a gap is reserved between the pressing ring 3 and the main nut 1, a plurality of pressing rods 31 corresponding to the side grooves 12 one by one are fixed at the bottom of the pressing ring 3, the pressing rods 31 are inserted into the side grooves 12 and abut against convex strips 22, a plurality of bolts 35 are arranged on the pressing ring 3, a plurality of fixing threaded holes 15 corresponding to the bolts 35 one by one are arranged on the upper end face of the main nut 1, the bolts 35 penetrate through the pressing ring 3 and are screwed on the fixing threaded holes 15, an anti-loosening ring 16 is fixed at the bottom of the main nut 1, a plurality of anti-loosening threads 17 are arranged at the bottom of the anti-loosening ring 16, a plurality of horizontal through holes 13 corresponding to the side grooves 12 one by one are arranged on the side wall of the main nut 1, the cross section of the through hole 13 is square, and the bottom wall of the through hole 13 is flush with the bottom wall of the mounting groove 11, the through-hole 13 interpolation has an elasticity strip 14 that the cross-section is the square, and elasticity strip 14 stretches into in the side groove 12, and sand grip 22 bottom contacts with elasticity strip 14 top, the internal diameter of clamping ring 3 is greater than the internal diameter of main screw hole 10, internal thread 21 on the 2 inner walls of activity ring is the same with the screw thread in the main screw hole 10, it is gapped between the bottom of fixed screw hole 15 and the bottom of bolt 35.
The working process of the invention is as follows:
in the working process of the retaining and anti-loosening combined nut, the compression ring 3 is matched with the movable ring 2, so that the main nut 1 can be locked by the movable ring 2 after being screwed down with a screw rod, and the combined nut has good retaining and anti-loosening performance; the setting of elastic strip 14 makes activity ring 2 can reserve out sufficient removal space for activity ring 2 is convenient for twist on the screw rod, and makes clamping ring 3 oppress activity ring 2 occasionally sufficient removal space.
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 (5)
1. The utility model provides a stopping locknut that loosens which characterized in that: comprises a main nut (1), a movable ring (2), a compression ring (3), side grooves (12) and raised strips (22), wherein the main nut (1) is provided with a mounting groove (11) with an upward opening, the bottom of the mounting groove (11) is provided with a main threaded hole (10), the inner diameter of the mounting groove (11) is larger than the inner diameter of the main threaded hole (10), the mounting groove (11) and the main threaded hole (10) are coaxial with the main nut (1), the side wall of the mounting groove (11) is provided with a plurality of vertically arranged side grooves (12), the side grooves (12) extend downwards from the top of the mounting groove (11) to the bottom of the mounting groove (11), the mounting groove (11) is internally provided with the movable ring (2), the thickness of the movable ring (2) is smaller than the depth of the mounting groove (11), the outer wall of the movable ring (2) is provided with a plurality of raised strips (22) which are in one-to-one correspondence with the side grooves (12), convex strip (22) imbeds in side groove (12), be equipped with internal thread (21) on activity ring (2) inner wall, the thread that constitutes internal thread (21) comprises rigid last tooth body (25) and elastic lower tooth body (26), and lower tooth body (26) are fixed on the lower terminal surface of last tooth body (25), the top of main nut (1) is equipped with one clamping ring (3), and it is gapped between clamping ring (3) and main nut (1), and clamping ring (3) bottom is fixed with depression bar (31) of a plurality of and side groove (12) one-to-one, and depression bar (31) insert in side groove (12) and support convex strip (22), be equipped with a plurality of bolt (35) on clamping ring (3), be equipped with fixed threaded hole (15) of a plurality of and bolt (35) one-to-one on the up end of main nut (1), bolt (35) pierce through clamping ring (3) and twist on fixed threaded hole (15), be equipped with horizontal through-hole (13) of a plurality of and side slot (12) one-to-one on the lateral wall of main nut (1), through-hole (13) cross-section is the square, and through-hole (13) diapire and the diapire parallel and level of mounting groove (11), through-hole (13) interpolation have a cross-section to be elastic strip (14) of square, and elastic strip (14) stretch into in side slot (12), and sand grip (22) bottom contacts with elastic strip (14) top.
2. The back-stop and loose-proof combined nut as claimed in claim 1, wherein: an anti-loosening ring (16) is fixed at the bottom of the main nut (1), and a plurality of anti-loosening threads (17) are arranged at the bottom of the anti-loosening ring (16).
3. The back-stop and loose-proof combined nut as claimed in claim 1, wherein: the inner diameter of the pressing ring (3) is larger than that of the main threaded hole (10).
4. The back-stop and loose-proof combined nut as claimed in claim 1, wherein: the internal thread (21) on the inner wall of the movable ring (2) is the same as the thread in the main threaded hole (10).
5. The back-stop and loose-proof combined nut as claimed in claim 1, wherein: and a gap is reserved between the bottom end of the fixing threaded hole (15) and the bottom end of the bolt (35).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010571868.2A CN111637132B (en) | 2020-06-22 | 2020-06-22 | Retaining anti-loose combined nut |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010571868.2A CN111637132B (en) | 2020-06-22 | 2020-06-22 | Retaining anti-loose combined nut |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111637132A CN111637132A (en) | 2020-09-08 |
| CN111637132B true CN111637132B (en) | 2022-04-01 |
Family
ID=72328019
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010571868.2A Active CN111637132B (en) | 2020-06-22 | 2020-06-22 | Retaining anti-loose combined nut |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111637132B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114776688A (en) * | 2022-05-09 | 2022-07-22 | 江苏永昊高强度螺栓有限公司 | Self-locking bolt |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2859054Y (en) * | 2005-11-04 | 2007-01-17 | 温州爱德标准件有限公司 | Anti-removing locknut |
| CN200952523Y (en) * | 2006-08-30 | 2007-09-26 | 成都匡盾防护工程材料有限公司 | Antitheft, dismountable locknut |
| CN203322014U (en) * | 2013-07-09 | 2013-12-04 | 厦门理工学院 | Anti-theft and anti-loosening fastener |
| CN103967914A (en) * | 2014-05-26 | 2014-08-06 | 何帅松 | Safety nut device |
| CN108119503A (en) * | 2016-11-29 | 2018-06-05 | 杨年鑫 | A kind of nut looseness-proof locking mechanism of mechanical adjustment lead screw |
-
2020
- 2020-06-22 CN CN202010571868.2A patent/CN111637132B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2859054Y (en) * | 2005-11-04 | 2007-01-17 | 温州爱德标准件有限公司 | Anti-removing locknut |
| CN200952523Y (en) * | 2006-08-30 | 2007-09-26 | 成都匡盾防护工程材料有限公司 | Antitheft, dismountable locknut |
| CN203322014U (en) * | 2013-07-09 | 2013-12-04 | 厦门理工学院 | Anti-theft and anti-loosening fastener |
| CN103967914A (en) * | 2014-05-26 | 2014-08-06 | 何帅松 | Safety nut device |
| CN108119503A (en) * | 2016-11-29 | 2018-06-05 | 杨年鑫 | A kind of nut looseness-proof locking mechanism of mechanical adjustment lead screw |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111637132A (en) | 2020-09-08 |
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Denomination of invention: A type of locking and anti loosening combination nut Granted publication date: 20220401 Pledgee: Industrial Commercial Bank of China Ltd. Haiyan branch Pledgor: HAIYAN HONGMAO HARDWARE PRODUCTS Co.,Ltd. Registration number: Y2024980007873 |