CN104500541A - Elastic locking nut - Google Patents
Elastic locking nut Download PDFInfo
- Publication number
- CN104500541A CN104500541A CN201410797299.8A CN201410797299A CN104500541A CN 104500541 A CN104500541 A CN 104500541A CN 201410797299 A CN201410797299 A CN 201410797299A CN 104500541 A CN104500541 A CN 104500541A
- Authority
- CN
- China
- Prior art keywords
- shape switch
- switch block
- block
- nut
- receiving groove
- 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
- 239000000463 material Substances 0.000 description 7
- 230000000694 effects Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000011435 rock Substances 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
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
- F16B39/02—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
- F16B39/126—Locking of screws, bolts or nuts in which the locking takes place after screwing down by means of locknuts causing radial forces on the bolt-shaft
- F16B39/128—Locking of screws, bolts or nuts in which the locking takes place after screwing down by means of locknuts causing radial forces on the bolt-shaft by means of eccentrical or spiral interengaging parts
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Push-Button Switches (AREA)
- Feeding Of Articles To Conveyors (AREA)
Abstract
The invention discloses an elastic locking nut which comprises a nut body and two L-shaped rotating blocks. A threaded hole is formed in the nut body, a round corner is formed at the bottom of an I portion of each L-shaped rotating block, multiple protrusions are arranged on the inner end face of a - portion of each L-shaped rotating block in an array manner, two horizontal grooves are formed symmetrically in the nut body and communicated with the outside, vertical containing grooves communicated with the horizontal grooves are formed in each nut body, the I portion of each L-shaped rotating block is contained in the corresponding containing groove, width of each horizontal groove is larger than that of each L-shaped rotating block, the I portion of each L-shaped rotating block can slide up and down in the corresponding containing groove and can overturn downwards when sliding to the highest position, and the - portion of each L-shaped rotating block comprises a fixing block, a connecting block and an elastic part. The elastic locking nut is similar to a nut which is generally used at ordinary times when not in use, small in occupied space, convenient to carry and use, capable of serving as a common nut and multipurpose.
Description
Technical field
The present invention relates to a kind of elastic stop nut, particularly a kind of elastic stop nut on sheet material, belongs to machanical fastener technical field.
Background technique
Nut is exactly nut, is used for the part played the role of fastening with bolt or screw rod together with being screwed in, and is fastenedly connected two mechanical parts with through hole for playing.As bolt is screwed out nut, can make again these two parts separately, therefore this connection belongs to removably connect, and also can be widely used on sheet material.When machinery is run, unavoidably mechanical vibration can be produced, long-term mechanical vibration cause nut to rock, cause thread abrasion, fastening effect is deteriorated, have impact on service behaviour and the stability of machinery, particularly have impact on the machining accuracy of some precision equipments, also likely there is the phenomenon that nut thread hole deviate from by bolt, thus cause mechanical failure.
Summary of the invention
The present invention seeks to overcome the deficiencies in the prior art that to provide one to take up room at ordinary times little, general nut can be worked as and use and the good elastic stop nut of anti-loosing effect.
For achieving the above object, the technical solution used in the present invention is: a kind of elastic stop nut, comprises nut body, has tapped hole in described nut body, also comprises two " L " shape switch blocks; The bottom in " I " portion of described " L " shape switch block is fillet; Described " L " shape switch block “ –-" portion's interior edge face is provided with array multiple projection; On described nut body, symmetry has two horizontal slots; Described horizontal slot communicates with the external world; Described nut body also has the vertical receiving groove communicated with each horizontal slot; " I " portion of described each " L " shape switch block is contained in a receiving groove; When " I " portion of described " L " shape switch block is contained in receiving groove, " – " portion of described " L " shape switch block is positioned at horizontal slot; " –-" portion upper surface of described " L " shape switch block is mutually concordant with nut body upper surface, and " –-" portion outer side surface of described " L " shape switch block is towards tapped hole direction; The width of described horizontal slot is greater than the width of " L " shape switch block; " I " portion of described " L " shape switch block can slide up and down in receiving groove; When " I " portion upward sliding of described " L " shape switch block is to extreme higher position, can overturn downwards; " I " portion of described " L " shape switch block is positioned at horizontal slot, " – " portion of described " L " shape switch block and the axis being parallel of tapped hole; Described " L " shape switch block “ – " portion comprises fixed block, contiguous block and elastic member; Described contiguous block is arranged on the inner end of fixed block; Described elastic member connection fixing block and contiguous block; Described projection is arranged on the interior edge face of contiguous block.
Preferably, two annular grooves are provided with in described each receiving groove; The both sides in " I " portion of described " L " shape switch block are provided with cylindrical slider; Described slide block slides in chute, and " I " portion of " L " shape switch block slides up and down in receiving groove, and when sliding into extreme higher position, can overturn downwards.
Preferably, gap is left bottom described protruding underpart and horizontal slot.
Due to the utilization of technique scheme, the present invention compared with prior art has following advantages:
Elastic stop nut of the present invention, even if projection is because causing wearing and tearing or damaging with web contact, elastic member can support wearing and tearing or damage and protruding contact with the both side surface of sheet material, keeps protruding and the contact force of both side surface and frictional force, the anti-loosening property of guarantee nut; When not using, be as good as, take up room little with the nut generally used at ordinary times, portably use conveniently, can also work as general nut and use, one is female multiplex.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, technical solution of the present invention is described further:
Accompanying drawing 1 is the structural representation of elastic stop nut of the present invention;
Accompanying drawing 2 is another viewing angle constructions schematic diagram of elastic stop nut of the present invention;
Accompanying drawing 3 is the using state schematic diagram of elastic stop nut of the present invention;
Accompanying drawing 4 is the partial enlarged drawing of accompanying drawing 3;
Wherein: 1, nut body; 2, tapped hole; 3, " L " shape switch block; 4, fillet; 5. protruding; 6, horizontal slot; 7, receiving groove; 8, chute; 9, slide block; 10, fixed block; 11, contiguous block; 12, elastic member; 13, bolt; 14, sheet material.
Embodiment
Below in conjunction with drawings and the specific embodiments, the present invention is described in further detail.
Of the present invention a kind of elastic stop nut as shown in accompanying drawing 1,2, comprises nut body 1, has tapped hole 2 in described nut body 1, also comprises two " L " shape switch blocks 3; The bottom in " I " portion of described " L " shape switch block 3 is fillet 4; Described " L " shape switch block 3 “ –-" portion's interior edge face is provided with array multiple protruding 5; On described nut body 1, symmetry has two horizontal slots 6; Described horizontal slot 6 communicates with the external world; Described nut body 1 also has the vertical receiving groove 7 communicated with each horizontal slot 6; " I " portion of described each " L " shape switch block 3 is contained in a receiving groove 7; When " I " portion of described " L " shape switch block 3 is contained in receiving groove 7, " – " portion of described " L " shape switch block is positioned at horizontal slot 6; " –-" portion upper surface of described " L " shape switch block 3 is mutually concordant with nut body 1 upper surface, and " –-" portion outer side surface of described " L " shape switch block 3 is towards tapped hole 2 direction; The width of described horizontal slot 6 is greater than the width of " L " shape switch block 3; " I " portion of described " L " shape switch block 3 can slide up and down in receiving groove 7; When " I " portion upward sliding of described " L " shape switch block 3 is to extreme higher position, can overturn downwards; " I " portion of described " L " shape switch block 3 is positioned at horizontal slot 6, " – " portion of described " L " shape switch block 3 and the axis being parallel of tapped hole 2; In said structure, in described each receiving groove 7, be provided with two annular grooves 8; The both sides in " I " portion of described " L " shape switch block 3 are provided with cylindrical slider 9; Described slide block 9 slides in chute 8, and " I " portion of " L " shape switch block 3 slides up and down in receiving groove 7, and when sliding into extreme higher position, can overturn downwards; Described " L " shape switch block 3 “ – " portion comprises fixed block 10, contiguous block 11 and elastic member 12; Described contiguous block 11 is arranged on the inner end of fixed block 10; Described elastic member 12 connection fixing block 10 and contiguous block 11; Described protruding 6 interior edge faces being arranged on contiguous block 11; Owing to leaving gap bottom described protruding 5 underparts and horizontal slot 6, can ensure that protruding 5 with bottom horizontal slot 6 do not produce and touch, avoid projection 5 to be worn.
As accompanying drawing 3, of the present invention a kind of elastic stop nut shown in 4, during use, after the screw rod insertion sheet material 14 of bolt 13, two " L " shape switch blocks 3 pull out rear upset, " I " portion of " L " shape switch block 3 is made to be positioned at horizontal slot 6, then nut body 1 is screwed on the screw rod of bolt 13, after screwing, the underpart of protruding 6 contacts with the both side surface of sheet material 14, play the effect of increasing friction force, when machinery runs generation mechanical vibration, nut not easily rocks, make screw thread not easy to wear, add fastening effect, improve service behaviour and the stability of machinery, some precision equipment machining accuracies are made to be guaranteed especially, bolt is more prevented to deviate from the generation of nut thread hole phenomenon, improve the Safety performance of machinery, even if time nut body screws on the screw rod of bolt, protruding because of with web contact and cause wearing and tearing or damaging, elastic member also can support wearing and tearing or damage and protruding contact with the both side surface of sheet material, keeps contact force and the frictional force of projection and both side surface, ensure that the anti-loosening property of nut, when this nut does not use, " I " portion of " L " shape switch block is contained in receiving groove, when " I " portion of " L " shape switch block is contained in receiving groove, " – " portion of " L " shape switch block is positioned at horizontal slot, and " –-" portion outer side surface of " L " shape switch block is towards tapped hole direction, " –-" portion upper surface of " L " shape switch block is mutually concordant with nut body upper surface, be as good as with the nut generally used at ordinary times, take up room little, portably uses conveniently, can also work as general nut and use, and one is female multiplex.
Above-described embodiment is only for illustrating technical conceive of the present invention and feature; its object is to person skilled in the art can be understood content of the present invention and be implemented; can not limit the scope of the invention with this; all equivalences done according to Spirit Essence of the present invention change or modify, and all should be encompassed in protection scope of the present invention.
Claims (3)
1. an elastic stop nut, comprises nut body, has tapped hole, it is characterized in that in described nut body: also comprise two " L " shape switch blocks; The bottom in " I " portion of described " L " shape switch block is fillet; Described " L " shape switch block “ –-" portion's interior edge face is provided with array multiple projection; On described nut body, symmetry has two horizontal slots; Described horizontal slot communicates with the external world; Described nut body also has the vertical receiving groove communicated with each horizontal slot; " I " portion of described each " L " shape switch block is contained in a receiving groove; When " I " portion of described " L " shape switch block is contained in receiving groove, " – " portion of described " L " shape switch block is positioned at horizontal slot; " –-" portion upper surface of described " L " shape switch block is mutually concordant with nut body upper surface, and " –-" portion outer side surface of described " L " shape switch block is towards tapped hole direction; The width of described horizontal slot is greater than the width of " L " shape switch block; " I " portion of described " L " shape switch block can slide up and down in receiving groove; When " I " portion upward sliding of described " L " shape switch block is to extreme higher position, can overturn downwards; " I " portion of described " L " shape switch block is positioned at horizontal slot, " – " portion of described " L " shape switch block and the axis being parallel of tapped hole; Described " L " shape switch block “ – " portion comprises fixed block, contiguous block and elastic member; Described contiguous block is arranged on the inner end of fixed block; Described elastic member connection fixing block and contiguous block; Described projection is arranged on the interior edge face of contiguous block.
2. elastic stop nut according to claim 1, is characterized in that: be provided with two annular grooves in described each receiving groove; The both sides in " I " portion of described " L " shape switch block are provided with cylindrical slider; Described slide block slides in chute, and " I " portion of " L " shape switch block slides up and down in receiving groove, and when sliding into extreme higher position, can overturn downwards.
3. elastic stop nut according to claim 1 and 2, is characterized in that: leave gap bottom described protruding underpart and horizontal slot.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410797299.8A CN104500541B (en) | 2014-12-19 | 2014-12-19 | A kind of elastic stop nut |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410797299.8A CN104500541B (en) | 2014-12-19 | 2014-12-19 | A kind of elastic stop nut |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104500541A true CN104500541A (en) | 2015-04-08 |
| CN104500541B CN104500541B (en) | 2016-08-24 |
Family
ID=52941974
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410797299.8A Active CN104500541B (en) | 2014-12-19 | 2014-12-19 | A kind of elastic stop nut |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104500541B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106122235A (en) * | 2016-08-23 | 2016-11-16 | 无锡市东赫金属制品有限公司 | A kind of timber slip-off preventing fastening bolt |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4682924A (en) * | 1985-06-04 | 1987-07-28 | Kerr Jack R | Self-locking nut device and method |
| US4692077A (en) * | 1985-12-30 | 1987-09-08 | Kerr Jack R | Self-locking nut with rocking anti-reversing pin |
| CN102865284A (en) * | 2012-09-27 | 2013-01-09 | 苏州市东立机械有限公司 | Lock bolt |
| RU2486378C2 (en) * | 2008-12-09 | 2013-06-27 | Санг Чеол ЛИ | Self-locking bolt-nut set |
| CN203822814U (en) * | 2014-05-22 | 2014-09-10 | 乐清市精华紧固件有限公司 | Bolt assembly |
| CN104154097A (en) * | 2014-07-15 | 2014-11-19 | 天津达人社金属制品有限公司 | Anti-loose set screw |
-
2014
- 2014-12-19 CN CN201410797299.8A patent/CN104500541B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4682924A (en) * | 1985-06-04 | 1987-07-28 | Kerr Jack R | Self-locking nut device and method |
| US4692077A (en) * | 1985-12-30 | 1987-09-08 | Kerr Jack R | Self-locking nut with rocking anti-reversing pin |
| RU2486378C2 (en) * | 2008-12-09 | 2013-06-27 | Санг Чеол ЛИ | Self-locking bolt-nut set |
| CN102865284A (en) * | 2012-09-27 | 2013-01-09 | 苏州市东立机械有限公司 | Lock bolt |
| CN203822814U (en) * | 2014-05-22 | 2014-09-10 | 乐清市精华紧固件有限公司 | Bolt assembly |
| CN104154097A (en) * | 2014-07-15 | 2014-11-19 | 天津达人社金属制品有限公司 | Anti-loose set screw |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106122235A (en) * | 2016-08-23 | 2016-11-16 | 无锡市东赫金属制品有限公司 | A kind of timber slip-off preventing fastening bolt |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104500541B (en) | 2016-08-24 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20160705 Address after: Jiangsu city of Suzhou province Wuzhong District Su Li Road No. 63 Applicant after: SUZHOU LOIS AUTOMATION TECHNOLOGY CO., LTD. Address before: Wuzhong District Luzhi town of Suzhou City, Jiangsu province 215000 aquatic products wholesale market in Suzhou City Song Shun Hardware Co. Ltd. Applicant before: Suzhou Songshun Hardware Co., Ltd. |
|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20201230 Address after: 101, building 7, Wujiang Internet Industrial Park, 568 Zhongshan South Road, East Taihu Lake eco tourism resort (Taihu new town), Wujiang District, Suzhou City, Jiangsu Province Patentee after: SUZHOU 925 AUTOMATION MACHINERY Co.,Ltd. Address before: 63 Suli Road, Wuzhong District, Suzhou City, Jiangsu Province Patentee before: Suzhou Zhongtuo Patent Operation Management Co.,Ltd. |