CN208907431U - A kind of stop nut and jam nut and threaded fastener assembly - Google Patents
A kind of stop nut and jam nut and threaded fastener assembly Download PDFInfo
- Publication number
- CN208907431U CN208907431U CN201821221956.4U CN201821221956U CN208907431U CN 208907431 U CN208907431 U CN 208907431U CN 201821221956 U CN201821221956 U CN 201821221956U CN 208907431 U CN208907431 U CN 208907431U
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- China
- Prior art keywords
- nut
- crest
- side wall
- notch
- thread
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Abstract
A kind of stop nut and jam nut and threaded fastener, the stop nut has internal screw thread tooth thereon, the internal screw thread toilet article have crest and tooth bottom, the notch when the stop nut is tightened in screw for the thread entrance for screw is equipped in a side of the crest on the internal screw thread tooth, the bottom wall of interference fit is formed on the notch with side wall and for the crest of the thread with screw, the side wall is connected with crest, the bottom wall is connected with side wall, on the direction of the vertical stop nut axis, the bottom wall position is between the crest and tooth bottom of the internal screw thread tooth.When the utility model stop nut has the advantages that be not easy to loosen.The utility model provides a kind of jam nut and threaded fastener simultaneously, equally has the advantages that be not easy to loosen.
Description
Technical field
The utility model relates to threaded fasteners, especially stop nut and jam nut.
Background technique
Nut on the market is all that some national standard screw threads and inch screw thread are more universal at present, and the nut of both screw threads exists
It can be easy to loosen in long-time use process, coupling mechanism force is insufficient.
Utility model content
To solve the above-mentioned problems, the utility model provides a kind of stop nut, is not easy greatly to loosen with coupling mechanism force
Advantage.
The utility model also provides a kind of jam nut, has the advantages that coupling mechanism force is not easy to loosen greatly.
The utility model also provides a kind of threaded fastener assembly, has the advantages that coupling mechanism force is not easy to loosen greatly.
The utility model is realized by following technical solutions:
A kind of stop nut has internal screw thread tooth thereon, and the internal screw thread toilet article have crest and tooth bottom, in the internal screw thread
One side of the crest on tooth is equipped with when the stop nut is tightened in screw for the thread entrance for screw
Notch forms the bottom wall of interference fit, the side wall on the notch with side wall and for the crest of the thread with screw
It is connected with crest, the bottom wall is connected with side wall, and on the direction of the vertical stop nut axis, the bottom wall position is in
Between the crest and tooth bottom of the internal screw thread tooth.
Preferably, it is further defined in that at the one end of the bottom wall far from the side wall and is connected with chamfering
Or fillet.
A kind of threaded fastener assembly, including screw and stop nut recited above are combined on the screw described
Stop nut.
Preferably, the side wall being further defined in that on the notch enters in the thread of screw
The notch simultaneously fully takes up the side wall close fit after the notch with the thread of screw.
A kind of jam nut has external screw thread tooth thereon, and the external screw thread toilet article have crest and tooth bottom, in the external screw thread
One side of the crest on tooth is equipped with when nut is tightened in the jam nut for the thread entrance for nut
Notch forms the bottom wall of interference fit, the side wall on the notch with side wall and for the crest of the thread with nut
It is connected with crest, the bottom wall is connected with side wall, and on the direction of the vertical jam nut axis, the bottom wall position is in
Between the crest and tooth bottom of the external screw thread tooth.
Preferably, it is further defined in that at the one end of the bottom wall far from the side wall and is connected with chamfering
Or fillet.
A kind of threaded fastener assembly, including nut and jam nut recited above are combined on the jam nut
The nut.
Preferably, the side wall being further defined in that on the notch enters in the thread of nut
The notch simultaneously fully takes up the side wall close fit after the notch with the thread of nut.
Compared with the prior art, the advantages of the utility model are as follows:
1, a kind of stop nut has internal screw thread tooth thereon, and the internal screw thread toilet article have crest and tooth bottom, in the interior spiral shell
One side of the crest on line tooth is equipped with when the stop nut is tightened in screw for the thread entrance for screw
Notch, the bottom wall of interference fit, the side are formed on the notch with side wall and for the crest of the thread with screw
Wall is connected with crest, and the bottom wall is connected with side wall, on the direction of the vertical stop nut axis, at the bottom wall position
Between the crest and tooth bottom of the internal screw thread tooth.After the stop nut of the utility model screws in screw, when the locking spiral shell
After on female just top to the surface for needing fixed object, the stop nut is tightened, so that the thread of screw enters described lack
Mouthful, interference fit is formd between the crest of the thread of the bottom wall and screw of the notch, so that the stop nut is stung tightly
Screw, to realize locking functions.The stop nut of the utility model has the advantages that be not easy to loosen.
2, the further improvement as the stop nut of the utility model connects at the one end of the bottom wall far from the side wall
It is connected to chamfering or fillet.The thread that the chamfering and fillet play reduction screw enters the difficulty when notch, convenient
The use of the stop nut of the utility model.
3, a kind of threaded fastener assembly, including screw and stop nut recited above screw on the screw
State stop nut.The anti-loosing effect of the threaded fastener is good.
4, the further improvement as the threaded fastener assembly of the utility model, the side wall on the notch is in screw
Thread enter the notch and fully take up the side wall close fit after the notch with the thread of screw.Match in interference
On the basis of conjunction, the side wall on the side of the thread of screw and the notch of stop nut keeps close fit simultaneously, is equivalent to
It is formed and is threadedly engaged again, anti-loosing effect is more preferable.
5, the jam nut that the utility model provides simultaneously and the threaded fastener assembly including the jam nut, with locking spiral shell
The difference that mother compares with the threaded fastener assembly including the stop nut is only the difference of internal and external threads, thus advantageous effect is basic
Unanimously.
Detailed description of the invention
Fig. 1 is the stereoscopic schematic diagram of the stop nut of the utility model；
Fig. 2 be the utility model stop nut cooperate screw using when just withstood on need fasten object surface when
Structural schematic diagram；
Fig. 3 is the enlarged diagram at the A of Fig. 2；
Fig. 4 is that the stop nut of the utility model cooperates tightening is fastened in needs when screw use object surface, screw
Thread enter the structural schematic diagram after notch；
Fig. 5 is the enlarged diagram at the B of Fig. 4；
Fig. 6 is the enlarged diagram at the C of Fig. 5.
Specific embodiment
The utility model is further described below:
See Fig. 1 to 6: a kind of stop nut 100 has internal screw thread tooth thereon, and the internal screw thread toilet article have crest 1 and tooth bottom
2, it is equipped in a side of the crest 1 on the internal screw thread tooth and is used for when the stop nut 100 is tightened in screw 200
For the notch 3 that the thread of screw 200 enters, there is side wall 31 and the tooth for the thread with screw 200 on the notch 3
Top forms the bottom wall 32 of interference fit, and the side wall 31 is connected with crest 1, and the bottom wall 32 is connected with side wall 31, in vertical institute
On the direction for stating 100 axis of stop nut, 32 position of bottom wall is between the crest 1 and tooth bottom 2 of the internal screw thread tooth.When
After the stop nut of the utility model screws in screw 200, when the stop nut 100 has just been pushed up to the surface for needing fixed object
After upper, tighten the stop nut 100 so that the thread of screw 200 enters the notch 3, the bottom wall 32 of the notch 3 with
Interference fit (as described in Figure 6, the bottom wall 32 of the notch 3 of stop nut 100 is formd between the crest 1 of the thread of screw 200
Interference fit area 300 is formd between the crest of the thread of screw 200) so that the stop nut 100 stings tight screw
200, to realize locking functions.The stop nut of the utility model has the advantages that be not easy to loosen.
It is further improved ground, the bottom wall 32 is connected with chamfering 4 or fillet at one end far from the side wall 31.
A kind of threaded fastener assembly, including screw 200 and stop nut recited above 100 revolve on the screw 200
Conjunction has the stop nut 100.
It is further improved ground, the side wall 31 on the notch 3 enters the notch 3 simultaneously in the thread of screw 200
Fully take up the side wall close fit after the notch 3 with the thread of screw 200.
Due to the utility model it is main it is improved be thread, thus the equally applicable external screw thread in screw of above-mentioned improvement
Tooth, specific embodiment are as follows:
A kind of jam nut, has external screw thread tooth thereon, and the external screw thread toilet article have crest and tooth bottom, it is characterised in that
One side of the crest on the external screw thread tooth is equipped with when nut is tightened in the jam nut for the spiral shell for nut
The notch that line tooth enters forms the bottom of interference fit on the notch with side wall and for the crest of the thread with nut
Wall, the side wall are connected with crest, and the bottom wall is connected with side wall, described on the direction of the vertical jam nut axis
Bottom wall position is between the crest and tooth bottom of the external screw thread tooth.
It is further improved ground, the bottom wall is connected with chamfering or fillet at one end far from the side wall.
A kind of threaded fastener assembly, including nut and jam nut recited above are combined on the jam nut
The nut.
It is further improved ground, the side wall on the notch enters the notch in the thread of nut and fully takes up
After the notch with the side wall close fit of the thread of nut.
Claims (8)
1. a kind of stop nut has internal screw thread tooth thereon, the internal screw thread toilet article have crest (1) and tooth bottom (2), and feature exists
It is equipped in a side of the crest (1) on the internal screw thread tooth when the stop nut (100) are tightened in screw (200)
When the notch (3) that enters for the thread for screw (200), there are on the notch (3) side wall (31) and be used for and screw
(200) crest of thread forms the bottom wall (32) of interference fit, and the side wall (31) is connected with crest (1), the bottom wall
(32) it is connected with side wall (31), on the direction of vertical stop nut (100) axis, bottom wall (32) position is in institute
It states between the crest (1) of internal screw thread tooth and tooth bottom (2).
2. a kind of stop nut according to claim 1, it is characterised in that the bottom wall (32) is far from the side wall (31)
One end at be connected with chamfering (4) or fillet.
3. a kind of threaded fastener assembly, including locking spiral shell described in screw (200) and claim 1 to 2 any claim
It is female, it is characterised in that be combined with the stop nut on the screw (200).
4. a kind of threaded fastener according to claim 3, it is characterised in that the side wall (31) on the notch (3)
Enter the notch (3) in the thread of screw (200) and fully takes up thread of the notch (3) afterwards with screw (200)
Side wall close fit.
5. a kind of jam nut, has external screw thread tooth thereon, the external screw thread toilet article have crest and tooth bottom, it is characterised in that in institute
The side for stating the crest on external screw thread tooth is equipped with when nut is tightened in the jam nut for the screw thread for nut
The notch that tooth enters forms the bottom wall of interference fit on the notch with side wall and for the crest of the thread with nut,
The side wall is connected with crest, and the bottom wall is connected with side wall, on the direction of the vertical jam nut axis, the bottom wall
Position is between the crest and tooth bottom of the external screw thread tooth.
6. a kind of jam nut according to claim 5, it is characterised in that at the one end of the bottom wall far from the side wall
It is connected with chamfering or fillet.
7. a kind of threaded fastener assembly, including jam nut described in nut and claim 5 to 6 any claim,
It is characterized in that being combined with the nut on the jam nut.
8. a kind of threaded fastener according to claim 7, it is characterised in that the side wall on the notch is in nut
Thread enter the notch and fully take up the side wall close fit after the notch with the thread of nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821221956.4U CN208907431U (en) | 2018-07-31 | 2018-07-31 | A kind of stop nut and jam nut and threaded fastener assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821221956.4U CN208907431U (en) | 2018-07-31 | 2018-07-31 | A kind of stop nut and jam nut and threaded fastener assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208907431U true CN208907431U (en) | 2019-05-28 |
Family
ID=66612797
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821221956.4U Active CN208907431U (en) | 2018-07-31 | 2018-07-31 | A kind of stop nut and jam nut and threaded fastener assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208907431U (en) |
-
2018
- 2018-07-31 CN CN201821221956.4U patent/CN208907431U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |