CN202418167U - Non-pretightening bolt-connected anti-falling sleeve - Google Patents
Non-pretightening bolt-connected anti-falling sleeve Download PDFInfo
- Publication number
- CN202418167U CN202418167U CN2011205543044U CN201120554304U CN202418167U CN 202418167 U CN202418167 U CN 202418167U CN 2011205543044 U CN2011205543044 U CN 2011205543044U CN 201120554304 U CN201120554304 U CN 201120554304U CN 202418167 U CN202418167 U CN 202418167U
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- CN
- China
- Prior art keywords
- press
- offing
- key
- spring sheet
- auxiliary sleeve
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- Expired - Lifetime
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Abstract
The utility model relates to non-pretightening bolt-connected anti-falling sleeve, aiming at solving the problems that the anti-falling operation of non-pretightening threaded connection at present can be completed by virtue of tools, very great inconvenience is brought to operation and the operation efficiency is influenced. The non-pretightening bolt-connected anti-falling sleeve provided by the utility model is characterized in that the sleeve comprises a bolt body with a hole and an elastic anti-falling sleeve which is sheathed at the end of the bolt body, an elastic sheet is arranged on the anti-falling sleeve, a bulge is arranged on the elastic sheet, the bulge is matched with a concave hole on the bolt body, the anti-falling sleeve is fixed when the bulge is placed in the concave hole, and the anti-falling sleeve can be removed from the bolt body when the bulge and the concave hole are dislocated. The non-pretightening bolt-connected anti-falling sleeve can solve the problem that mechanical anti-falling operation is difficult to realize through bare-hand operation.
Description
Technical field
The utility model relates to the mechanical connection locking device, relates in particular to a kind of non-pretightening force and ties connect anti-and press-off.
Background technique
In the installations and facilities of daily life or production, a large amount of mechanical connections are arranged, comprise also that some tie to connect.Tie connect the most general threaded tie to connect make bolt connect, also have some not threaded tying to connect, such as the keeper in the daily hardware etc.It is a lot of that present bolt connects anti-loose method; In 3.2 " anti-loose methods commonly used that are threaded " of second the 5th piece the 1st chapter the 3rd joint of " mechanical design handbook " (the 5th edition), introduce, anti-loose method commonly used mainly comprises: spring washer, wave spring washer, countersunk external toothed lock washer, double nut, nylon ring locking nut, executing must firm nut, bolt shank is with holes and slotted nut is joined cotter pin, stopper ring, steel wire serial connection.In these anti-loose methods, to join locking that cotter pin goes for that non-pretightening force is threaded with slotted nut except bolt shank is with holes, other anti-loose method all need be threaded to be in has the pretightening force state.But, in routine duties, often exist bolt to connect or not threadedly tie that to connect be non-pretightening force state.Such as, the suspension hook of lifting machine also has the U-shaped pincers that use in the single suspender of skin (curtain) cleaning process seat board formula, all belongs to non-pretightening force and is threaded.Therefore, the bolted locking problem of non-pretightening force is very general.At present in the technique known, be applicable to anti-loose method that non-pretightening force connects seldom, have only at present that bolt shank is with holes joins cotter pin with slotted nut and can be suitable for.But bolt shank locking operating of joining cotter pin with slotted nut with holes need be by the operation tool such as wrench, pliers etc., and free-hand is to be difficult to accomplish.Need bring very big inconvenience to use by the locking operation of instrument, also influence operating efficiency simultaneously.
The model utility content
Could accomplish, bring very big inconvenience, influence this problem of operating efficiency by instrument in order to solve the locking action need that present non-pretightening force is threaded to use.The utility model proposes a kind of non-pretightening force to be prevented press-offing; Comprise be socketed in the terminal elasticity of key anti-press-off and said anticreep put be provided with key on the convexity that matches of shrinkage pool; Can be through free-hand operation, make between convexity and the shrinkage pool and realize aliging or misplacing, thereby accomplish locking operation.
The utility model is dealt with problems and adopted following technological scheme: a kind of non-pretightening force ties connect anti-and press-offs; It is characterized in that comprise key elasticity anti-press-off terminal with being socketed in key of being with shrinkage pool, said anticreep cover is provided with spring sheet; On said spring sheet, convexity is set; Said convexity matches with shrinkage pool on the key, and anti-press-offing was fixed when said convexity placed said shrinkage pool, and said convexity prevents press-offing and can removing from key during with the dislocation of said shrinkage pool.
The preferred version of the utility model does, said spring sheet is provided with first convexity, and said first convexity is towards the inboard, and anti-press-offing is connected on the key end from outer cover.
The preferred version of the utility model does, said key end also has endoporus, and said spring sheet is provided with first convexity, said first convexity toward the outer side, anti-press-offing is socketed in the terminal endoporus of key internally.
The preferred version of the utility model is that said anticreep puts and also is provided with an auxiliary sleeve.
The preferred version of the utility model is that said auxiliary sleeve is connected on anticreep from outer cover and puts.
The preferred version of the utility model is that said auxiliary sleeve is socketed in anticreep internally and puts.
The preferred version of the utility model is also to be provided with the anti-skidding line that is used to operate on the said auxiliary sleeve.
The preferred version of the utility model does; Also be provided with on the said auxiliary sleeve and anti-corresponding first groove of spring sheet of press-offing; When needs pack into key with the anticreep cover or when key shifts out; Said first groove is alignd with spring sheet, spring sheet is outwards opened and be contained in first groove; When needs fixedly the time, need the anticreep cover locking auxiliary sleeve is rotated an angle, said first groove and spring sheet are misplaced, spring sheet can not outwards open, and can prevent to press-off to get loose.
The preferred version of the utility model does; Put at said anticreep and also to be provided with second convexity that fastens with auxiliary sleeve; On auxiliary sleeve, also be provided with and anti-second protruding corresponding second groove of press-offing; Said second protruding fastens with said second groove, socket mutually between auxiliary sleeve and anti-the press-offing, can realize rotation each other and does not get loose; Through rotating auxiliary sleeve, make first groove of auxiliary sleeve realize aliging or misplacing with said spring sheet, realize anti-dismounting or locking of press-offing.
The beneficial effect of the utility model is: the utility model proposes a kind of non-pretightening force to be prevented press-offing; Comprise be socketed in the terminal elasticity of key anti-press-off and said anticreep put be provided with key on the convexity that matches of shrinkage pool; Can be through free-hand operation, make between convexity and the shrinkage pool and realize aliging or misplacing, accomplish locking operation; Anti-loosing effect is reliable, and is easy to operate.
Description of drawings
Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6, Fig. 7 are first embodiment's of the utility model structural representation and using effect figure, and wherein Fig. 1 to Fig. 4 is a structural representation, and Fig. 5 to Fig. 7 is to use the effect schematic representation.
Fig. 8 is second embodiment's of the utility model a structural representation.
Fig. 9, Figure 10, Figure 11, Figure 12 are the 3rd embodiment's of the utility model structural representations.
Figure 13, Figure 14, the 4th embodiment's of Figure 15 the utility model structural representation.
Figure 16 is the 5th embodiment's of the utility model a structural representation.
Figure 17, Figure 18, Figure 19 are the 6th embodiment's of the utility model structural representation.
Among the figure, 1 prevents press-offing 1.1 spring sheets, 1.1A first convexity, 1.1B second convexity; 1.1A1 the plane of inclination, 2 keys, 2.1 shrinkage pools, 2.2 endoporus, 3 anticreep spares; 4.1,4.2,4.3 auxiliary sleeves, 4.1A, 4.2A, 4.3A first groove, 4.1B, 4.2B, 4.3B second groove, the anti-skidding line of 4.2C.
Embodiment
Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6, Fig. 7 are first embodiment's of the utility model structural representation and using effect figure; Wherein Fig. 1 to Fig. 4 is a structural representation; In order to make demonstration clearer; Fig. 2 and Fig. 3 are the combination structure schematic representation of shell fragment 1.1, and Fig. 3 turns over angle view afterwards for Fig. 2; Fig. 5 to Fig. 7 is to use the effect schematic representation.Show among Fig. 1 to Fig. 4; Comprising at present embodiment that the key 2 of being with shrinkage pool 2.1 elasticity terminal with being socketed in key is anti-press-offs 1; Said anti-press-offing 1 is provided with spring sheet 1.1, and the first protruding 1.1A is set on said spring sheet 1.1, and the said first protruding 1.1A is towards the inboard; Anti-press-offing is connected on the key end from outer cover, and the said first protruding 1.1A matches with shrinkage pool 2.1 on the key 2; In the time of among the said first protruding 1.1A places said shrinkage pool 2.1, anti-press-offing 1 is fixed; When 2.1 dislocation of the said first protruding 1.1A and said shrinkage pool, anti-press-offing 1 can be removed from key 2.
Fig. 5 to Fig. 7 is first embodiment's of the utility model a using effect schematic representation.Fig. 5 shows, gets loose from key 2 in order to prevent anticreep spare 3, and anti-1 end from key 2 of press-offing is inserted in key 2; Show among Fig. 6 that anti-press-offing 1 is inserted in after the key 2, when the first protruding 1.1A ran into key 2, spring sheet 1.1 outwards opened anti-press-offing 1 can be inserted in the key 2; The first protruding 1.1A is placed among the said shrinkage pool 2.1, and anti-press-offing 1 will be fixed.Anti-press-offing 1 is socketed in key 2 ends, owing to self have elasticity, the therefore anti-1 pair of key 2 of press-offing has a clamping force; When needs are removed anti-press-offing, only need firmly to rotate anti-press-offing spring sheet 1.1 is outwards opened, and make the first protruding 1.1A leave the shrinkage pool 2.1 of key, anti-press-offing just can be removed from key.
Fig. 8 is second embodiment's of the utility model a structural representation.Show among the figure that different with first instance is, in the present embodiment, the first protruding 1.1A has a plane of inclination 1.1A1, and plane of inclination 1.1A1 can make anti-press-offing 1 spring sheet 1.1 opened automatically, and convenient anti-press-offing 1 is inserted in.
Fig. 9, Figure 10, Figure 11, Figure 12 are the 3rd embodiment's of the utility model structural representations; Wherein, Fig. 9, Figure 10 are structural representations, and be clearer in order to make demonstration; Figure 10 is the partial view that shows shell fragment 1.1 structural representations, and Figure 11, Figure 12 are to use the effect schematic representation.Show among the figure that different with first embodiment is, in the present embodiment, the first protruding 1.1A on anti-1 the spring sheet 1.1 of press-offing is toward the outer side.When using present embodiment, anti-press-offing 1 is to place among the endoporus 2.2 of key 2, is socketed in key 2 ends internally, and when the first protruding 1.1A places among the shrinkage pool 2.1 of key, anti-press-offing 1 will be fixed.
Figure 13, Figure 14, Figure 15 are the 4th embodiment's of the utility model structural representations.Show among the figure that different with first embodiment is, in the present embodiment, also be provided with an auxiliary sleeve 4.1, said auxiliary sleeve 4.1 is to be connected on anti-press-offing on 1 from outer cover.Show among the figure that anti-press-offing also is provided with the second protruding 1.1B toward the outer side on 1; Also be provided with on the said auxiliary sleeve 4.1 and anti-1 spring sheet, the 1.1 corresponding first groove 4.1A that press-off; To prevent press-offing when needs and 1 pack into key or when key shifts out; The first groove 4.1A is alignd with spring sheet 1.1, make spring sheet 1.1 can outwards open and be contained among the first groove 4.1A; When needs will prevent press-offing 1 when being locked; Need to place towards the first protruding 1.1A of inboard the shrinkage pool position on the key and auxiliary sleeve 4.1 rotated an angle; When making 1.1 dislocation of the first groove 4.1A and spring sheet, spring sheet 1.1 can not outwards open, and anti-press-offing 1 is locked on the key; Also be provided with the second protruding 1.1B that fastens with auxiliary sleeve 4.1 anti-press-offing on 1; On auxiliary sleeve 4.1, also be provided with and the anti-corresponding second groove 4.1B of the second protruding 1.1B that press-offs; The said second protruding 1.1B and the said second groove 4.1B fasten, and auxiliary sleeve 4.1 and the anti-socket mutually between 1 of press-offing, can realize rotating each other and do not get loose; Through rotating auxiliary sleeve 4.1, make the first groove 4.1A of auxiliary sleeve 4.1 realize aliging or misplace, realization prevent press-offing 1 dismounting or locking with said spring sheet 1.1.
Figure 16 is the 5th embodiment's of the utility model a structural representation, and different with the 4th embodiment is in the present embodiment, on auxiliary sleeve 4.2, also to be provided with manual anti-skidding line 4.2C.
Figure 17, Figure 18, Figure 19 are the 6th embodiment's of the utility model structural representation.Different with the 4th embodiment is, in the present embodiment, auxiliary sleeve 4.3 is to be socketed in anti-press-offing on 1 internally.Show among Figure 15 that anti-press-offing also is provided with the second protruding 1.1B towards the inboard on 1; Also be provided with on the said auxiliary sleeve 4.3 and the spring sheet 1.1 corresponding first groove 4.3A; To prevent press-offing when needs 1 packs into key 2 or when key 2 shifts out, the first groove 4.3A is alignd with spring sheet 1.1, and spring sheet 1.1 can inwardly open and be contained among the first groove 4.3A; When needs will prevent press-offing 1 when being locked; Need will the first protruding 1.1A toward the outer side to place the shrinkage pool position on the key and auxiliary sleeve 4.3 rotated an angle; Make 1.1 dislocation of the first groove 4.3A and spring sheet, spring sheet 1.1 can not inwardly open, and anti-press-offing 1 is locked on the key; Anti-press-off also be provided with on 1 with auxiliary sleeve 4.3 fasten towards the inboard second protruding 1.1B; On auxiliary sleeve 4.3, also be provided with and the anti-corresponding second groove 4.3B of 1 second protruding 1.1B that press-offs; The said second protruding 1.1B and the said second groove 4.3B fasten, and auxiliary sleeve 4.3 and the anti-socket mutually between 1 of press-offing, can realize rotating each other and do not get loose; Through rotating auxiliary sleeve 4.3, make the first groove 4.2A of auxiliary sleeve 4.3 realize aliging or misplace, realization prevent press-offing 1 dismounting or locking with said spring sheet 1.1.
Claims (9)
1. a non-pretightening force ties connect anti-and press-offs; It is characterized in that, comprise key with holes and be socketed in the terminal elasticity that has of key and prevent press-offing that said anticreep cover is provided with spring sheet; On said spring sheet, convexity is set; Said convexity matches with shrinkage pool on the key, and anti-press-offing was fixed when said convexity placed said shrinkage pool, and said convexity prevents press-offing and can removing from key during with the dislocation of said shrinkage pool.
2. non-pretightening force according to claim 1 ties connect anti-and press-offs, and it is characterized in that, said spring sheet is provided with first convexity, saidly is arranged on first convexity on the spring sheet towards the inboard, and anti-press-offing is connected on the key end from outer cover.
3. non-pretightening force according to claim 1 ties connect anti-and press-offs; It is characterized in that said key end also has endoporus, said spring sheet is provided with first convexity; Said first convexity toward the outer side, anti-press-offing is socketed in the terminal endoporus of key internally.
4. non-pretightening force according to claim 3 ties connect anti-and press-offs, and it is characterized in that, said anticreep puts and also is provided with an auxiliary sleeve.
5. non-pretightening force according to claim 4 ties connect anti-and press-offs, and it is characterized in that, said auxiliary sleeve is connected on anticreep from outer cover and puts.
6. non-pretightening force according to claim 4 ties connect anti-and press-offs, and it is characterized in that, said auxiliary sleeve is socketed in anticreep internally and puts.
7. non-pretightening force according to claim 4 ties connect anti-and press-offs, and it is characterized in that, said auxiliary sleeve is provided with manual anti-skidding line.
8. non-pretightening force according to claim 4 ties connect anti-and press-offs; It is characterized in that; Also be provided with on the said auxiliary sleeve and anti-corresponding first groove of spring sheet of press-offing; When needs pack into the anticreep cover key or when key shifts out, said first groove alignd with spring sheet, spring sheet is outwards opened and be contained in first groove; When needs fixedly the time, need the anticreep cover locking auxiliary sleeve is rotated an angle, said first groove and spring sheet are misplaced, spring sheet can not outwards open, and can prevent to press-off to get loose.
9. non-pretightening force according to claim 1 ties connect anti-and press-offs; It is characterized in that; Put at said anticreep and also to be provided with second convexity that fastens with auxiliary sleeve; On auxiliary sleeve, also be provided with and anti-second protruding corresponding second groove of press-offing, said second protrudingly fastens with said second groove, socket mutually between auxiliary sleeve and anti-the press-offing, can realize rotation each other and does not get loose; Through rotating auxiliary sleeve, make first groove of auxiliary sleeve realize aliging or misplacing with said spring sheet, realize anti-dismounting or locking of press-offing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205543044U CN202418167U (en) | 2011-12-27 | 2011-12-27 | Non-pretightening bolt-connected anti-falling sleeve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205543044U CN202418167U (en) | 2011-12-27 | 2011-12-27 | Non-pretightening bolt-connected anti-falling sleeve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202418167U true CN202418167U (en) | 2012-09-05 |
Family
ID=46742937
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011205543044U Expired - Lifetime CN202418167U (en) | 2011-12-27 | 2011-12-27 | Non-pretightening bolt-connected anti-falling sleeve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202418167U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102518636A (en) * | 2011-12-27 | 2012-06-27 | 袁玉君 | Anti-slip cover for non-pre-tightening bolt connection |
| CN109494596A (en) * | 2019-01-03 | 2019-03-19 | 国网山东省电力公司淄博供电公司 | A kind of anti-condensation non helping hand ventilation device of ring network cabinet |
| CN110723663A (en) * | 2019-10-21 | 2020-01-24 | 徐州瑞益晟机械有限公司 | Standard knot bolt fastening device of tower crane |
-
2011
- 2011-12-27 CN CN2011205543044U patent/CN202418167U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102518636A (en) * | 2011-12-27 | 2012-06-27 | 袁玉君 | Anti-slip cover for non-pre-tightening bolt connection |
| CN102518636B (en) * | 2011-12-27 | 2013-07-17 | 袁玉君 | Anti-slip cover for non-pre-tightening bolt connection |
| CN109494596A (en) * | 2019-01-03 | 2019-03-19 | 国网山东省电力公司淄博供电公司 | A kind of anti-condensation non helping hand ventilation device of ring network cabinet |
| CN110723663A (en) * | 2019-10-21 | 2020-01-24 | 徐州瑞益晟机械有限公司 | Standard knot bolt fastening device of tower crane |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20120905 Effective date of abandoning: 20130717 |
|
| RGAV | Abandon patent right to avoid regrant |