CN203685817U - Fast-assembled nut - Google Patents
Fast-assembled nut Download PDFInfo
- Publication number
- CN203685817U CN203685817U CN201420045681.9U CN201420045681U CN203685817U CN 203685817 U CN203685817 U CN 203685817U CN 201420045681 U CN201420045681 U CN 201420045681U CN 203685817 U CN203685817 U CN 203685817U
- Authority
- CN
- China
- Prior art keywords
- nut
- threaded block
- guide rail
- nut body
- lower cover
- 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.)
- Expired - Lifetime
Links
- 230000013011 mating Effects 0.000 claims description 4
- 238000007598 dipping method Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 238000007599 discharging Methods 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
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Abstract
The utility model relates to a fast-assembled nut. The fast-assembled nut comprises a nut body, a lower nut cover fixedly connected with the nut body and at least one threaded block, wherein the nut body and the lower nut cover are provided with through holes and matched eccentric helical guide rails, the threaded block is arranged between the nut body and the lower nut cover and moves along the eccentric helical guide rails, threads are arranged on the inner side of the threaded block and can be matched with a bolt in a threaded mode, and the threaded block moves in the radial direction while moving along the eccentric helical guide rails helically in the axial direction to be separated from a threaded rod or meshed with the threaded rod. By the adoption of the technical scheme, the fast-assembled nut is suitable for fastening of various components or fasteners and can be fast assembled or disassembled without multi-turn rotation, and therefore assembly time is greatly shortened and assembly efficiency is improved.
Description
Technical field
The utility model relates to assembly structure field, refers in particular to a kind of Fast assembling nut.
Background technique
nut is a kind of widely used fastening piece for general member or machine element, according to the difference of its application, nut has various structural type, but the shortcoming of existing most nuts is to realize quick mounting and quick-detachment, particularly this field of cover plate, generally there is longer thread, due to can not quick-acting and quick-discharging, cause a lot of inconvenience.
Model utility content
The utility model has solved problems of the prior art, and a kind of eccentric spiral Quick detachable nut is provided, simple in structure, can realize quick mounting and dismounting.
The technical solution of the utility model is: a kind of Fast assembling nut, the nut lower cover that comprise a nut body, is fixedly connected with nut body and at least a slice threaded block, the eccentric helical guideway that described nut body and nut lower cover are all provided with middle through hole and match; Described threaded block is located between nut body and nut lower cover and along eccentric helical guideway and is moved, described threaded block inner side be provided with can with the screw thread of screw threaded or thread; Threaded block separates or engagement fit along axially movable the radially moving with bolt of eccentric guide rail spiral simultaneously.
Preferably, described nut lower cover and nut body are flexibly connected by eccentric helical guideway with threaded block.
Preferably, the two ends up and down of described threaded block are provided with guide rail boss, and the eccentric helical guideway of described nut lower cover and nut body adopts the guide rail groove mating with described guide rail boss, and threaded block can move radially and spiral axial motion along guide rail groove; Or the two ends of described threaded block are provided with guide rail groove, the eccentric helical guideway of described nut lower cover and nut body adopts the guide rail boss mating with described guide rail groove, and threaded block can move radially and spiral axial motion along guide rail boss.
Preferably, be covered with the spring sheet of top pressure threaded block under described nut, the inwall of described nut body is provided with the groove that holds spring sheet.Groove is arranged on the distance inwall of through hole one end far away, is conducive to threaded block bolt is stepped down, and realizes bolt and is inserted in fast or takes out.
Preferably, described nut body is provided with snap fit, covers and be provided with the draw-in groove that clamping with it coordinates under described nut.
Preferably, described threaded block is established symmetrical place a pair of.
In use, if want quick mounting, together with first nut body, threaded block and screw thread lower cover being assembled, threaded block does axially and extremely through hole one end far away in the distance of eccentric helical guideway of radial motion along eccentric helical guideway under Action of Gravity Field, with spring sheet laminating, spring sheet pushes threaded block inwards; In the time that bolt is inserted in through hole, if threaded block is not in place, its can be under bolt active force further along eccentric helical guideway do axially and radial motion to apart from a through hole end position far away, and bolt squeezes threaded block outward, and spring sheet is stressed outward-dipping, accessible micro-the moving outward of threaded block, thread on the screw thread of threaded block or thread and bolt or thread separation, realize threaded block and step down, until bolt is inserted in nut completely, spring sheet reset thread-rolling screw piece and screw threaded; Nut body is counterclockwise rotated again, drive threaded block and screw threaded rotation simultaneously, threaded block does axially and extremely one end nearer apart from bolt of radial motion along eccentric helical guideway, and threaded block departs from spring sheet, realizes threaded block and engages locking with bolt.
If want quick-detachment, clockwise direction rotating nut body drives threaded block and screw threaded rotation simultaneously, and threaded block and spring sheet are fitted again, threaded block is done axially and extremely one end far away apart from bolt of radial motion along eccentric helical guideway, in the time that bolts and nuts body separates in the axial direction, under external force, threaded block is squeezed outward, spring sheet is stressed outward-dipping, accessible micro-the moving outward of threaded block, realizes threaded block and steps down, and bolts and nuts assembly separates fast.
Adopt the technical solution of the utility model, fastening applicable to multiple member or fastening piece, quick-acting and quick-discharging, without multipurpose rotary, shortens built-up time greatly, improves packaging efficiency.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, embodiment of the present utility model is described in further detail.
Fig. 1 is the utility model three-dimensional structure diagram;
Fig. 2 is the sectional drawing of the utility model specific embodiment;
Fig. 3 is the ssembly drawing of the utility model specific embodiment;
Fig. 4 is the exploded view of the utility model specific embodiment;
Fig. 5 is the structural representation of the utility model nut body;
Fig. 6 is the structural representation of the utility model nut lower cover;
Fig. 7 is the utility model principle schematic;
Reference character: 1, bolt; 2, fitting seat; 3, nut; 31, nut body; 32, threaded block; 33, nut lower cover; 311, groove; 312, snap fit; 313, guide rail groove; 314, middle through hole; 321, screw thread; 322, guide rail boss; 331, spring sheet; 332, draw-in groove; 333, guide rail groove; 334, middle through hole.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described further.
As shown in Figure 1 to Figure 3, a kind of Fast assembling nut 3 that the utility model relates to, it is arranged on fitting seat 2 times, can be assembled into fast on bolt 1.Thereby play fastening effect.
As shown in Figures 4 to 6, Fast assembling nut 3 comprises a nut body 31, nut lower cover 33 and a pair of threaded block 32, nut body 31 is provided with snap fit 312, on nut lower cover 33, be provided with the draw-in groove 332 that clamping with it coordinates, nut body 31 connects and fixes by draw-in groove 332 and snap fit 312 with nut lower cover 33.Nut body 31 and nut lower cover 33 are all provided with middle through hole 314,334, and the eccentric helical guideway matching; Threaded block 32 is located between nut body 31 and nut lower cover 33 and along eccentric helical guideway and is moved, nut lower cover 32 and nut body 31 are flexibly connected by eccentric helical guideway with threaded block 32, the two ends up and down of threaded block 32 are provided with guide rail boss 322, eccentric helical guideway at nut lower cover 33 and nut body 31 adopts the guide rail groove 333,313 matching, and threaded block 32 can move radially and spiral axial motion along guide rail groove 333,313; Be provided with in threaded block 32 inner sides can with the screw thread of screw threaded 321; Nut lower cover 33 is provided with the protruding spring sheet 331 of top pressure threaded block 32, and on the inwall of nut body 31, be provided with the groove 311 that holds spring sheet 331, groove 311 is arranged on the distance inwall of through hole one end far away, be conducive to threaded block 32 bolt 1 is stepped down, realize bolt 1 and be inserted in fast or take out.
Shown in Fig. 7, be principle schematic of the present utility model, when in nut original state, as shown in (a) in Fig. 7, threaded block 32 goes to through hole one end far away in the distance of eccentric helical guideway, fits with spring sheet 331, and spring sheet 331 pushes threaded block 32 inwards.In the fast process of assembling of nut, as shown in Figure 7 (b), in the time that bolt 1 is inserted in middle through hole 314, threaded block 32 is squeezed outward, and spring sheet 331 is stressed outward-dipping, and threaded block 32 is micro-moving outward, the screw thread 321 of threaded block 32 is separated with the thread on bolt 1, realize threaded block 32 and step down, until bolt 1 is inserted in nut 3 completely, 321 reset thread-rolling screw pieces of spring sheet 32 screw togather with bolt 1; Again nut body 31 is counterclockwise rotated, as shown in (c) in Fig. 7, drive threaded block 32 and bolt 1 to screw togather rotation simultaneously, more rotating nut body 31, more makes threaded block 32 in rotary moving along eccentric helical guideway, more makes threaded block 32 hold-down bolts 1, to one end nearer apart from bolt 1, threaded block 32 and bolt 1 near, threaded block 32 departs from spring sheet 331, realizes with bolt 1 and locking.In nut quick-release process, clockwise direction rotating nut body 31, drive threaded block 32 and bolt 1 to screw togather rotation simultaneously, more rotating nut body 31, more make threaded block 32 in rotary moving along eccentric helical guideway, more make threaded block 32 separate with bolt 1, threaded block 32 is fitted again with spring sheet 331, to one end far away apart from bolt 1, in the time that bolt 1 separates in the axial direction with nut body 31, threaded block 32 is squeezed outward, spring sheet 331 is stressed outward-dipping, threaded block 32 is micro-moving outward, the screw thread of threaded block 32 separates with the thread of bolt 1, realizing threaded block 32 steps down, bolt 1 separates with nut 3.
The utility model can be to be also provided with guide rail groove at the two ends up and down of threaded block, the eccentric helical guideway of nut lower cover and nut body adopts the guide rail boss matching, threaded block can move radially and spiral axial motion along guide rail boss, and its effect is equal to.
Although specifically show and introduced the utility model in conjunction with preferred embodiment; but those skilled in the art should be understood that; not departing from the spirit and scope of the present utility model that appended claims limits; in the form and details the utility model is made a variety of changes, be protection domain of the present utility model.
Claims (6)
1. a Fast assembling nut, is characterized in that, the nut lower cover that comprise a nut body, is fixedly connected with nut body and at least a slice threaded block, the eccentric helical guideway that described nut body and nut lower cover are all provided with middle through hole and match; Described threaded block is located between nut body and nut lower cover and along eccentric helical guideway and is moved, described threaded block inner side be provided with can with the screw thread of screw threaded or thread; Threaded block separates or engagement fit along axially movable the radially moving with bolt of eccentric helical guideway spiral simultaneously.
2. a kind of Fast assembling nut as claimed in claim 1, is characterized in that, described nut lower cover and nut body are flexibly connected by eccentric helical guideway with threaded block.
3. a kind of Fast assembling nut as claimed in claim 1, it is characterized in that, the two ends up and down of described threaded block are provided with guide rail boss, the eccentric helical guideway of described nut lower cover and nut body adopts the guide rail groove mating with described guide rail boss, and threaded block can move radially and spiral axial motion along guide rail groove; Or the two ends of described threaded block are provided with guide rail groove, the eccentric helical guideway of described nut lower cover and nut body adopts the guide rail boss mating with described guide rail groove, and threaded block can move radially and spiral axial motion along guide rail boss.
4. a kind of Fast assembling nut as claimed in claim 1, is characterized in that, is covered with the spring sheet of top pressure threaded block under described nut, and the inwall of described nut body is provided with the groove that holds spring sheet.
5. a kind of Fast assembling nut as claimed in claim 1, is characterized in that, described nut body is provided with snap fit, covers and be provided with the draw-in groove that clamping with it coordinates under described nut.
6. a kind of Fast assembling nut as claimed in claim 1, is characterized in that, described threaded block is established symmetrical place a pair of.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420045681.9U CN203685817U (en) | 2014-01-24 | 2014-01-24 | Fast-assembled nut |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420045681.9U CN203685817U (en) | 2014-01-24 | 2014-01-24 | Fast-assembled nut |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203685817U true CN203685817U (en) | 2014-07-02 |
Family
ID=51007724
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420045681.9U Expired - Lifetime CN203685817U (en) | 2014-01-24 | 2014-01-24 | Fast-assembled nut |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203685817U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109296616A (en) * | 2018-10-17 | 2019-02-01 | 厦门立业卫浴工业有限公司 | A kind of fast-assembling forces tight bolt fastening structure automatically |
| CN109915456A (en) * | 2019-02-15 | 2019-06-21 | 海益（厦门）建材工业有限公司 | It is a kind of to determine torque nut component |
| CN110593767A (en) * | 2018-06-13 | 2019-12-20 | 史密斯国际有限公司 | Split thread for securing an accessory to a body |
-
2014
- 2014-01-24 CN CN201420045681.9U patent/CN203685817U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110593767A (en) * | 2018-06-13 | 2019-12-20 | 史密斯国际有限公司 | Split thread for securing an accessory to a body |
| CN109296616A (en) * | 2018-10-17 | 2019-02-01 | 厦门立业卫浴工业有限公司 | A kind of fast-assembling forces tight bolt fastening structure automatically |
| CN109296616B (en) * | 2018-10-17 | 2024-04-02 | 厦门立业卫浴工业有限公司 | Fast-assembling is automatic to be forced tight bolt connection structure |
| CN109915456A (en) * | 2019-02-15 | 2019-06-21 | 海益（厦门）建材工业有限公司 | It is a kind of to determine torque nut component |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140702 |
|
| CX01 | Expiry of patent term |